Attachment 339905 Details for Bug 185272 – Patch

[patch] Patch

bug-185272-20180508171310.patch (text/plain), 329.00 KB, created by Justin Fan on 2018-05-08 17:13:11 PDT

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Creator: Justin Fan

Created: 2018-05-08 17:13:11 PDT

Size: 329.00 KB

patch

obsolete

>Subversion Revision: 231517
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index ae3f886446d9fc461f94097811e0aaa4ac0e0b04..f0978eee68b2bd02ef5a1146e1e4f19130fe111a 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,41 @@
>+2018-05-03  Justin Fan  <justin_fan@apple.com>
>+
>+        Hooked up ASTC support in WebGL; requires OpenGL ES 3 context to work. 
>+        https://bugs.webkit.org/show_bug.cgi?id=185272
>+        <rdar://15745737>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        Also added in Khronos' ASTC test from version 1.0.4 beta of their conformance test suite,
>+        although again, this requires OpenGL ES 3 context for WebKit to detect proper support.
>+
>+        Test: fast/canvas/webgl/webgl-compressed-texture-astc.html
>+
>+        * DerivedSources.make:
>+        * Sources.txt:
>+        * WebCore.xcodeproj/project.pbxproj:
>+        * bindings/js/JSDOMConvertWebGL.cpp:
>+        (WebCore::convertToJSValue):
>+        * html/canvas/WebGL2RenderingContext.cpp:
>+        (WebCore::WebGL2RenderingContext::getExtension):
>+        (WebCore::WebGL2RenderingContext::getSupportedExtensions):
>+        * html/canvas/WebGLCompressedTextureASTC.cpp: Added.
>+        (WebCore::WebGLCompressedTextureASTC::WebGLCompressedTextureASTC):
>+        (WebCore::WebGLCompressedTextureASTC::getName const):
>+        (WebCore::WebGLCompressedTextureASTC::supported):
>+        (WebCore::WebGLCompressedTextureASTC::getSupportedProfiles):
>+        * html/canvas/WebGLCompressedTextureASTC.h: Added.
>+        * html/canvas/WebGLCompressedTextureASTC.idl: Added.
>+        * html/canvas/WebGLExtension.h:
>+        * html/canvas/WebGLRenderingContext.cpp:
>+        (WebCore::WebGLRenderingContext::getExtension):
>+        (WebCore::WebGLRenderingContext::getSupportedExtensions):
>+        * html/canvas/WebGLRenderingContextBase.cpp:
>+        (WebCore::WebGLRenderingContextBase::validateCompressedTexFuncData):
>+        (WebCore::WebGLRenderingContextBase::validateCompressedTexDimensions):
>+        * html/canvas/WebGLRenderingContextBase.h:
>+        * platform/graphics/Extensions3D.h:
>+
> 2018-05-08  Daniel Bates  <dabates@apple.com>
> 
>         Resign Strong Password appearance when text field value changes
>diff --git a/Source/WebCore/CMakeLists.txt b/Source/WebCore/CMakeLists.txt
>index 23c95bf9681507da7c83c8378c2e608039bf1f32..264414e49a7c15e7cc733ecf7ec954f5123d454f 100644
>--- a/Source/WebCore/CMakeLists.txt
>+++ b/Source/WebCore/CMakeLists.txt
>@@ -1169,6 +1169,7 @@ if (ENABLE_WEBGL)
>         html/canvas/OESVertexArrayObject.cpp
>         html/canvas/WebGL2RenderingContext.cpp
>         html/canvas/WebGLBuffer.cpp
>+        html/canvas/WebGLCompressedTextureASTC.cpp
>         html/canvas/WebGLCompressedTextureATC.cpp
>         html/canvas/WebGLCompressedTexturePVRTC.cpp
>         html/canvas/WebGLCompressedTextureS3TC.cpp
>@@ -1217,6 +1218,7 @@ if (ENABLE_WEBGL)
>         html/canvas/WebGL2RenderingContext.idl
>         html/canvas/WebGLActiveInfo.idl
>         html/canvas/WebGLBuffer.idl
>+        html/canvas/WebGLCompressedTextureASTC.idl
>         html/canvas/WebGLCompressedTextureATC.idl
>         html/canvas/WebGLCompressedTexturePVRTC.idl
>         html/canvas/WebGLCompressedTextureS3TC.idl
>diff --git a/Source/WebCore/DerivedSources.make b/Source/WebCore/DerivedSources.make
>index ac0b6f1692776c5e4be9a663fd306c277ceb162c..b660e322817f18bfe17bce67bdff01e5cc05d9ce 100644
>--- a/Source/WebCore/DerivedSources.make
>+++ b/Source/WebCore/DerivedSources.make
>@@ -693,6 +693,7 @@ JS_BINDING_IDLS = \
>     $(WebCore)/html/canvas/WebGL2RenderingContext.idl \
>     $(WebCore)/html/canvas/WebGLActiveInfo.idl \
>     $(WebCore)/html/canvas/WebGLBuffer.idl \
>+	$(WebCore)/html/canvas/WebGLCompressedTextureASTC.idl \
>     $(WebCore)/html/canvas/WebGLCompressedTextureATC.idl \
>     $(WebCore)/html/canvas/WebGLCompressedTexturePVRTC.idl \
>     $(WebCore)/html/canvas/WebGLCompressedTextureS3TC.idl \
>diff --git a/Source/WebCore/Sources.txt b/Source/WebCore/Sources.txt
>index 94e010a1e3e5ba31474982edba6bcf7ee89f86cb..5d544ee3384ae86cbc69dea70e71e801ff26482b 100644
>--- a/Source/WebCore/Sources.txt
>+++ b/Source/WebCore/Sources.txt
>@@ -3194,6 +3194,7 @@ JSOESVertexArrayObject.cpp
> JSWebGL2RenderingContext.cpp
> JSWebGLActiveInfo.cpp
> JSWebGLBuffer.cpp
>+JSWebGLCompressedTextureASTC.cpp
> JSWebGLCompressedTextureATC.cpp
> JSWebGLCompressedTexturePVRTC.cpp
> JSWebGLCompressedTextureS3TC.cpp
>diff --git a/Source/WebCore/WebCore.xcodeproj/project.pbxproj b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>index 0108e785d24f963c9d36d140d3c80322c53ecf2a..7276ba203d3e4deddd0a444331a883e40723b01d 100644
>--- a/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>+++ b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>@@ -4106,7 +4106,11 @@
> 		D05CED2A0A40BB2C00C5AF38 /* FormatBlockCommand.h in Headers */ = {isa = PBXBuildFile; fileRef = D05CED280A40BB2C00C5AF38 /* FormatBlockCommand.h */; };
> 		D06C0D8F0CFD11460065F43F /* RemoveFormatCommand.h in Headers */ = {isa = PBXBuildFile; fileRef = D06C0D8D0CFD11460065F43F /* RemoveFormatCommand.h */; };
> 		D07DEABA0A36554A00CA30F8 /* InsertListCommand.h in Headers */ = {isa = PBXBuildFile; fileRef = D07DEAB80A36554A00CA30F8 /* InsertListCommand.h */; };
>+		D0845CEE20A11F4C0009BC6C /* WebGLCompressedTextureASTC.cpp in Sources */ = {isa = PBXBuildFile; fileRef = D0A20D562092A0A600E0C259 /* WebGLCompressedTextureASTC.cpp */; };
>+		D0845CF020A11F590009BC6C /* WebGLCompressedTextureASTC.h in Headers */ = {isa = PBXBuildFile; fileRef = D0A20D542092A0A600E0C259 /* WebGLCompressedTextureASTC.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		D086FE9809D53AAB005BC74D /* UnlinkCommand.h in Headers */ = {isa = PBXBuildFile; fileRef = D086FE9609D53AAB005BC74D /* UnlinkCommand.h */; };
>+		D0A20D572092A0A700E0C259 /* WebGLCompressedTextureASTC.h in Headers */ = {isa = PBXBuildFile; fileRef = D0A20D542092A0A600E0C259 /* WebGLCompressedTextureASTC.h */; };
>+		D0A20D582092A0A700E0C259 /* WebGLCompressedTextureASTC.cpp in Sources */ = {isa = PBXBuildFile; fileRef = D0A20D562092A0A600E0C259 /* WebGLCompressedTextureASTC.cpp */; };
> 		D0A3A7311405A39800FB8ED3 /* ResourceLoaderOptions.h in Headers */ = {isa = PBXBuildFile; fileRef = D0A3A7301405A39800FB8ED3 /* ResourceLoaderOptions.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		D0B0556809C6700100307E43 /* CreateLinkCommand.h in Headers */ = {isa = PBXBuildFile; fileRef = D0B0556609C6700100307E43 /* CreateLinkCommand.h */; };
> 		D0BC54491443AC4A00E105DA /* CachedStyleSheetClient.h in Headers */ = {isa = PBXBuildFile; fileRef = D0BC54481443AC4A00E105DA /* CachedStyleSheetClient.h */; settings = {ATTRIBUTES = (Private, ); }; };
>@@ -13475,6 +13479,7 @@
> 		D01A27AC10C9BFD800026A42 /* SpaceSplitString.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SpaceSplitString.h; sourceTree = "<group>"; };
> 		D02B64B014089E56006EFA21 /* DictationPhraseWithAlternativesDot.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = DictationPhraseWithAlternativesDot.png; sourceTree = "<group>"; };
> 		D02B64B114089E56006EFA21 /* DictationPhraseWithAlternativesDot@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "DictationPhraseWithAlternativesDot@2x.png"; sourceTree = "<group>"; };
>+		D036DD8D208FFC0C00F9F4B2 /* WebGLCompressedTextureASTC.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = WebGLCompressedTextureASTC.idl; sourceTree = "<group>"; };
> 		D05CED270A40BB2C00C5AF38 /* FormatBlockCommand.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; path = FormatBlockCommand.cpp; sourceTree = "<group>"; };
> 		D05CED280A40BB2C00C5AF38 /* FormatBlockCommand.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = FormatBlockCommand.h; sourceTree = "<group>"; };
> 		D06C0D8D0CFD11460065F43F /* RemoveFormatCommand.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RemoveFormatCommand.h; sourceTree = "<group>"; };
>@@ -13483,6 +13488,8 @@
> 		D07DEAB80A36554A00CA30F8 /* InsertListCommand.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = InsertListCommand.h; sourceTree = "<group>"; };
> 		D086FE9609D53AAB005BC74D /* UnlinkCommand.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = UnlinkCommand.h; sourceTree = "<group>"; };
> 		D086FE9709D53AAB005BC74D /* UnlinkCommand.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = UnlinkCommand.cpp; sourceTree = "<group>"; };
>+		D0A20D542092A0A600E0C259 /* WebGLCompressedTextureASTC.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WebGLCompressedTextureASTC.h; sourceTree = "<group>"; };
>+		D0A20D562092A0A600E0C259 /* WebGLCompressedTextureASTC.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WebGLCompressedTextureASTC.cpp; sourceTree = "<group>"; };
> 		D0A3A7301405A39800FB8ED3 /* ResourceLoaderOptions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ResourceLoaderOptions.h; sourceTree = "<group>"; };
> 		D0B0556609C6700100307E43 /* CreateLinkCommand.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CreateLinkCommand.h; sourceTree = "<group>"; };
> 		D0B0556709C6700100307E43 /* CreateLinkCommand.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CreateLinkCommand.cpp; sourceTree = "<group>"; };
>@@ -17256,6 +17263,9 @@
> 				49C7B9A81042D32E0009D447 /* WebGLBuffer.cpp */,
> 				49C7B9A91042D32E0009D447 /* WebGLBuffer.h */,
> 				49C7B9AA1042D32E0009D447 /* WebGLBuffer.idl */,
>+				D0A20D562092A0A600E0C259 /* WebGLCompressedTextureASTC.cpp */,
>+				D0A20D542092A0A600E0C259 /* WebGLCompressedTextureASTC.h */,
>+				D036DD8D208FFC0C00F9F4B2 /* WebGLCompressedTextureASTC.idl */,
> 				7E66E23116D6EB6C00F7E7FF /* WebGLCompressedTextureATC.cpp */,
> 				7E66E23216D6EB6C00F7E7FF /* WebGLCompressedTextureATC.h */,
> 				7EA30F6216DFD62700257D0B /* WebGLCompressedTextureATC.idl */,
>@@ -30739,6 +30749,8 @@
> 				6E47E66110B7944B00B186C8 /* WebGLAny.h in Headers */,
> 				1AFFC4581D5E865500267A66 /* WebGLBlacklist.h in Headers */,
> 				49C7B9C91042D32F0009D447 /* WebGLBuffer.h in Headers */,
>+				D0845CF020A11F590009BC6C /* WebGLCompressedTextureASTC.h in Headers */,
>+				D0A20D572092A0A700E0C259 /* WebGLCompressedTextureASTC.h in Headers */,
> 				7E66E23416D6EB6C00F7E7FF /* WebGLCompressedTextureATC.h in Headers */,
> 				7E66E23417E6EB6C00F7E7FF /* WebGLCompressedTexturePVRTC.h in Headers */,
> 				6E3FAE8F14733FDB00E42306 /* WebGLCompressedTextureS3TC.h in Headers */,
>@@ -32026,6 +32038,8 @@
> 				93F19B0708245E59001E9ABC /* WebCoreView.m in Sources */,
> 				D3F3D36D1A69B7DC0059FC2B /* WebGL2RenderingContext.cpp in Sources */,
> 				49C7B9C81042D32F0009D447 /* WebGLBuffer.cpp in Sources */,
>+				D0845CEE20A11F4C0009BC6C /* WebGLCompressedTextureASTC.cpp in Sources */,
>+				D0A20D582092A0A700E0C259 /* WebGLCompressedTextureASTC.cpp in Sources */,
> 				7E66E23316D6EB6C00F7E7FF /* WebGLCompressedTextureATC.cpp in Sources */,
> 				7E66E23317E6EB6C00F7E7FF /* WebGLCompressedTexturePVRTC.cpp in Sources */,
> 				6E3FAE8E14733FDB00E42306 /* WebGLCompressedTextureS3TC.cpp in Sources */,
>diff --git a/Source/WebCore/bindings/js/JSDOMConvertWebGL.cpp b/Source/WebCore/bindings/js/JSDOMConvertWebGL.cpp
>index 126af2ac09b2f9061918bc20a652d91a0c0b8b7e..0b977318dcd08c660a93d3b048c7b0ce2d322d15 100644
>--- a/Source/WebCore/bindings/js/JSDOMConvertWebGL.cpp
>+++ b/Source/WebCore/bindings/js/JSDOMConvertWebGL.cpp
>@@ -43,6 +43,7 @@
> #include "JSOESTextureHalfFloatLinear.h"
> #include "JSOESVertexArrayObject.h"
> #include "JSWebGLBuffer.h"
>+#include "JSWebGLCompressedTextureASTC.h"
> #include "JSWebGLCompressedTextureATC.h"
> #include "JSWebGLCompressedTexturePVRTC.h"
> #include "JSWebGLCompressedTextureS3TC.h"
>@@ -179,6 +180,8 @@ JSValue convertToJSValue(ExecState& state, JSDOMGlobalObject& globalObject, WebG
>         return toJS(&state, &globalObject, static_cast<WebGLCompressedTexturePVRTC&>(extension));
>     case WebGLExtension::WebGLCompressedTextureS3TCName:
>         return toJS(&state, &globalObject, static_cast<WebGLCompressedTextureS3TC&>(extension));
>+    case WebGLExtension::WebGLCompressedTextureASTCName:
>+        return toJS(&state, &globalObject, static_cast<WebGLCompressedTextureASTC&>(extension));
>     case WebGLExtension::WebGLDepthTextureName:
>         return toJS(&state, &globalObject, static_cast<WebGLDepthTexture&>(extension));
>     case WebGLExtension::WebGLDrawBuffersName:
>diff --git a/Source/WebCore/html/canvas/WebGL2RenderingContext.cpp b/Source/WebCore/html/canvas/WebGL2RenderingContext.cpp
>index 5e45bee680fadf2d05b05f4a806f082157056751..d6386aab47ebd97085ac57d209e8c067f5683d94 100644
>--- a/Source/WebCore/html/canvas/WebGL2RenderingContext.cpp
>+++ b/Source/WebCore/html/canvas/WebGL2RenderingContext.cpp
>@@ -42,6 +42,7 @@
> #include "OESTextureHalfFloatLinear.h"
> #include "RenderBox.h"
> #include "WebGLActiveInfo.h"
>+#include "WebGLCompressedTextureASTC.h"
> #include "WebGLCompressedTextureATC.h"
> #include "WebGLCompressedTexturePVRTC.h"
> #include "WebGLCompressedTextureS3TC.h"
>@@ -1123,6 +1124,7 @@ WebGLExtension* WebGL2RenderingContext::getExtension(const String& name)
>     ENABLE_IF_REQUESTED(WebGLCompressedTextureATC, m_webglCompressedTextureATC, "WEBKIT_WEBGL_compressed_texture_atc", WebGLCompressedTextureATC::supported(*this));
>     ENABLE_IF_REQUESTED(WebGLCompressedTexturePVRTC, m_webglCompressedTexturePVRTC, "WEBKIT_WEBGL_compressed_texture_pvrtc", WebGLCompressedTexturePVRTC::supported(*this));
>     ENABLE_IF_REQUESTED(WebGLCompressedTextureS3TC, m_webglCompressedTextureS3TC, "WEBGL_compressed_texture_s3tc", WebGLCompressedTextureS3TC::supported(*this));
>+    ENABLE_IF_REQUESTED(WebGLCompressedTextureASTC, m_webglCompressedTextureASTC, "WEBGL_compressed_texture_astc", WebGLCompressedTextureASTC::supported(*this));
>     ENABLE_IF_REQUESTED(WebGLDepthTexture, m_webglDepthTexture, "WEBGL_depth_texture", WebGLDepthTexture::supported(*graphicsContext3D()));
>     ENABLE_IF_REQUESTED(WebGLDebugRendererInfo, m_webglDebugRendererInfo, "WEBGL_debug_renderer_info", true);
>     ENABLE_IF_REQUESTED(WebGLDebugShaders, m_webglDebugShaders, "WEBGL_debug_shaders", m_context->getExtensions().supports(ASCIILiteral { "GL_ANGLE_translated_shader_source" }));
>@@ -1156,6 +1158,8 @@ std::optional<Vector<String>> WebGL2RenderingContext::getSupportedExtensions()
>         result.append(ASCIILiteral { "WEBKIT_WEBGL_compressed_texture_pvrtc" });
>     if (WebGLCompressedTextureS3TC::supported(*this))
>         result.append(ASCIILiteral { "WEBGL_compressed_texture_s3tc" });
>+    if (WebGLCompressedTextureASTC::supported(*this))
>+        result.append(ASCIILiteral { "WEBGL_compressed_texture_astc" });
>     if (WebGLDepthTexture::supported(*graphicsContext3D()))
>         result.append(ASCIILiteral { "WEBGL_depth_texture" });
>     result.append(ASCIILiteral { "WEBGL_lose_context" });
>diff --git a/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.cpp b/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.cpp
>new file mode 100644
>index 0000000000000000000000000000000000000000..9f5bf8680a9606e6c4892ce5f57cfee124926c3c
>--- /dev/null
>+++ b/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.cpp
>@@ -0,0 +1,101 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#include "config.h"
>+#include "WebGLCompressedTextureASTC.h"
>+
>+#if ENABLE(WEBGL)
>+
>+#include "Extensions3D.h"
>+#include "RuntimeEnabledFeatures.h"
>+#include "WebGLRenderingContextBase.h"
>+
>+namespace WebCore {
>+    
>+WebGLCompressedTextureASTC::WebGLCompressedTextureASTC(WebGLRenderingContextBase& context)
>+    : WebGLExtension(context)
>+    , m_isHDRSupported(context.graphicsContext3D()->getExtensions().supports(ASCIILiteral { "GL_KHR_texture_compression_astc_hdr" }))
>+    , m_isLDRSupported(context.graphicsContext3D()->getExtensions().supports(ASCIILiteral { "GL_KHR_texture_compression_astc_ldr" }))
>+{
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_4x4_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_5x4_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_5x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_6x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_6x6_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_8x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_8x6_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_8x8_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_10x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_10x6_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_10x8_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_10x10_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_12x10_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_RGBA_ASTC_12x12_KHR);
>+    
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR);
>+    context.addCompressedTextureFormat(Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR);
>+}
>+
>+WebGLCompressedTextureASTC::~WebGLCompressedTextureASTC() = default;
>+
>+WebGLExtension::ExtensionName WebGLCompressedTextureASTC::getName() const
>+{
>+    return WebGLCompressedTextureASTCName;
>+}
>+    
>+Vector<String> WebGLCompressedTextureASTC::getSupportedProfiles()
>+{
>+    Vector<String> result;
>+    
>+    if (m_isHDRSupported)
>+        result.append(ASCIILiteral { "hdr" });
>+    if (m_isLDRSupported)
>+        result.append(ASCIILiteral { "ldr" });
>+    
>+    return result;
>+}
>+
>+bool WebGLCompressedTextureASTC::supported(const WebGLRenderingContextBase& context)
>+{
>+    return RuntimeEnabledFeatures::sharedFeatures().webGLCompressedTextureASTCSupportEnabled()
>+        && (context.graphicsContext3D()->getExtensions().supports(ASCIILiteral { "GL_KHR_texture_compression_astc_hdr" })
>+        || context.graphicsContext3D()->getExtensions().supports(ASCIILiteral { "GL_KHR_texture_compression_astc_ldr" }));
>+}
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEBGL)
>diff --git a/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.h b/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..6f0ed3eca74a79a0240de2b57c1b13f4722151fe
>--- /dev/null
>+++ b/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.h
>@@ -0,0 +1,46 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#include "WebGLExtension.h"
>+
>+namespace WebCore {
>+    
>+class WebGLCompressedTextureASTC final : public WebGLExtension {
>+public:
>+    explicit WebGLCompressedTextureASTC(WebGLRenderingContextBase&);
>+    virtual ~WebGLCompressedTextureASTC();
>+    
>+    ExtensionName getName() const override;
>+    Vector<String> getSupportedProfiles();
>+    
>+    static bool supported(const WebGLRenderingContextBase&);
>+private:
>+    bool m_isHDRSupported : 1;
>+    bool m_isLDRSupported : 1;
>+};
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.idl b/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..19213cc36e879ad01a12d733bcbe5d68ae466055
>--- /dev/null
>+++ b/Source/WebCore/html/canvas/WebGLCompressedTextureASTC.idl
>@@ -0,0 +1,65 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+[
>+    Conditional=WEBGL,
>+    DoNotCheckConstants,
>+    GenerateIsReachable=ImplWebGLRenderingContext,
>+    NoInterfaceObject,
>+] interface WebGLCompressedTextureASTC {
>+    /* Compressed Texture Format */
>+    const GLenum COMPRESSED_RGBA_ASTC_4x4_KHR = 0x93B0;
>+    const GLenum COMPRESSED_RGBA_ASTC_5x4_KHR = 0x93B1;
>+    const GLenum COMPRESSED_RGBA_ASTC_5x5_KHR = 0x93B2;
>+    const GLenum COMPRESSED_RGBA_ASTC_6x5_KHR = 0x93B3;
>+    const GLenum COMPRESSED_RGBA_ASTC_6x6_KHR = 0x93B4;
>+    const GLenum COMPRESSED_RGBA_ASTC_8x5_KHR = 0x93B5;
>+    const GLenum COMPRESSED_RGBA_ASTC_8x6_KHR = 0x93B6;
>+    const GLenum COMPRESSED_RGBA_ASTC_8x8_KHR = 0x93B7;
>+    const GLenum COMPRESSED_RGBA_ASTC_10x5_KHR = 0x93B8;
>+    const GLenum COMPRESSED_RGBA_ASTC_10x6_KHR = 0x93B9;
>+    const GLenum COMPRESSED_RGBA_ASTC_10x8_KHR = 0x93BA;
>+    const GLenum COMPRESSED_RGBA_ASTC_10x10_KHR = 0x93BB;
>+    const GLenum COMPRESSED_RGBA_ASTC_12x10_KHR = 0x93BC;
>+    const GLenum COMPRESSED_RGBA_ASTC_12x12_KHR = 0x93BD;
>+
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR = 0x93D0;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR = 0x93D1;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR = 0x93D2;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR = 0x93D3;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR = 0x93D4;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR = 0x93D5;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR = 0x93D6;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR = 0x93D7;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR = 0x93D8;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR = 0x93D9;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR = 0x93DA;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR = 0x93DB;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR = 0x93DC;
>+    const GLenum COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR = 0x93DD;
>+
>+    // Profile query support.
>+    sequence<DOMString> getSupportedProfiles();
>+};
>diff --git a/Source/WebCore/html/canvas/WebGLExtension.h b/Source/WebCore/html/canvas/WebGLExtension.h
>index 7f709b4458037aec71e72a4d724833e919e83dfc..0f601fa82ffd826750e195042c548f49a5ffc287 100644
>--- a/Source/WebCore/html/canvas/WebGLExtension.h
>+++ b/Source/WebCore/html/canvas/WebGLExtension.h
>@@ -54,6 +54,7 @@ public:
>         OESElementIndexUintName,
>         WebGLCompressedTextureATCName,
>         WebGLCompressedTexturePVRTCName,
>+        WebGLCompressedTextureASTCName,
>         ANGLEInstancedArraysName,
>     };
> 
>diff --git a/Source/WebCore/html/canvas/WebGLRenderingContext.cpp b/Source/WebCore/html/canvas/WebGLRenderingContext.cpp
>index dbc1418595b722ffd6985391173f856aad03114b..a1a51c71704b3a114a9f95712d358a30b8d8defe 100644
>--- a/Source/WebCore/html/canvas/WebGLRenderingContext.cpp
>+++ b/Source/WebCore/html/canvas/WebGLRenderingContext.cpp
>@@ -49,6 +49,7 @@
> #include "OESTextureHalfFloatLinear.h"
> #include "OESVertexArrayObject.h"
> #include "RenderBox.h"
>+#include "WebGLCompressedTextureASTC.h"
> #include "WebGLCompressedTextureATC.h"
> #include "WebGLCompressedTexturePVRTC.h"
> #include "WebGLCompressedTextureS3TC.h"
>@@ -147,6 +148,7 @@ WebGLExtension* WebGLRenderingContext::getExtension(const String& name)
>     ENABLE_IF_REQUESTED(WebGLCompressedTextureATC, m_webglCompressedTextureATC, "WEBKIT_WEBGL_compressed_texture_atc", WebGLCompressedTextureATC::supported(*this));
>     ENABLE_IF_REQUESTED(WebGLCompressedTexturePVRTC, m_webglCompressedTexturePVRTC, "WEBKIT_WEBGL_compressed_texture_pvrtc", WebGLCompressedTexturePVRTC::supported(*this));
>     ENABLE_IF_REQUESTED(WebGLCompressedTextureS3TC, m_webglCompressedTextureS3TC, "WEBGL_compressed_texture_s3tc", WebGLCompressedTextureS3TC::supported(*this));
>+    ENABLE_IF_REQUESTED(WebGLCompressedTextureASTC, m_webglCompressedTextureASTC, "WEBGL_compressed_texture_astc", WebGLCompressedTextureASTC::supported(*this));
>     ENABLE_IF_REQUESTED(WebGLDepthTexture, m_webglDepthTexture, "WEBGL_depth_texture", WebGLDepthTexture::supported(*m_context));
>     if (equalIgnoringASCIICase(name, "WEBGL_draw_buffers")) {
>         if (!m_webglDrawBuffers) {
>@@ -217,7 +219,9 @@ std::optional<Vector<String>> WebGLRenderingContext::getSupportedExtensions()
>     if (WebGLCompressedTexturePVRTC::supported(*this))
>         result.append(ASCIILiteral { "WEBKIT_WEBGL_compressed_texture_pvrtc" });
>     if (WebGLCompressedTextureS3TC::supported(*this))
>-        result.append("WEBGL_compressed_texture_s3tc");
>+        result.append(ASCIILiteral { "WEBGL_compressed_texture_s3tc" });
>+    if (WebGLCompressedTextureASTC::supported(*this))
>+        result.append(ASCIILiteral { "WEBGL_compressed_texture_astc" });
>     if (WebGLDepthTexture::supported(*m_context))
>         result.append(ASCIILiteral { "WEBGL_depth_texture" });
>     if (supportsDrawBuffers())
>diff --git a/Source/WebCore/html/canvas/WebGLRenderingContextBase.cpp b/Source/WebCore/html/canvas/WebGLRenderingContextBase.cpp
>index 0e5bfa12cbb492998a6d6e086538eed5b6cdd0da..9d9c726ff55a3ca4d98a10c6722e6fdaffd6f337 100644
>--- a/Source/WebCore/html/canvas/WebGLRenderingContextBase.cpp
>+++ b/Source/WebCore/html/canvas/WebGLRenderingContextBase.cpp
>@@ -71,6 +71,7 @@
> #include "WebGL2RenderingContext.h"
> #include "WebGLActiveInfo.h"
> #include "WebGLBuffer.h"
>+#include "WebGLCompressedTextureASTC.h"
> #include "WebGLCompressedTextureATC.h"
> #include "WebGLCompressedTexturePVRTC.h"
> #include "WebGLCompressedTextureS3TC.h"
>@@ -5364,14 +5365,46 @@ bool WebGLRenderingContextBase::validateCompressedTexFormat(GC3Denum format)
>     return m_compressedTextureFormats.contains(format);
> }
> 
>+struct BlockParameters {
>+    const int width;
>+    const int height;
>+    const int size;
>+};
>+
>+static inline unsigned calculateBytesForASTC(GC3Dsizei width, GC3Dsizei height, const BlockParameters& parameters)
>+{
>+    return ((width + parameters.width - 1) / parameters.width) * ((height + parameters.height - 1) / parameters.height) * parameters.size;
>+}
>+
> bool WebGLRenderingContextBase::validateCompressedTexFuncData(const char* functionName, GC3Dsizei width, GC3Dsizei height, GC3Denum format, ArrayBufferView& pixels)
> {
>     if (width < 0 || height < 0) {
>         synthesizeGLError(GraphicsContext3D::INVALID_VALUE, functionName, "width or height < 0");
>         return false;
>     }
>-
>+    
>     unsigned bytesRequired = 0;
>+    
>+    // Block parameters for ASTC formats
>+    const int kASTCBlockSize = 16;
>+    static const BlockParameters ASTCParameters[] {
>+        BlockParameters { 4, 4, kASTCBlockSize },
>+        BlockParameters { 5, 4, kASTCBlockSize },
>+        BlockParameters { 5, 5, kASTCBlockSize },
>+        BlockParameters { 6, 5, kASTCBlockSize },
>+        BlockParameters { 6, 6, kASTCBlockSize },
>+        BlockParameters { 8, 5, kASTCBlockSize },
>+        BlockParameters { 8, 6, kASTCBlockSize },
>+        BlockParameters { 8, 8, kASTCBlockSize },
>+        BlockParameters { 10, 5, kASTCBlockSize },
>+        BlockParameters { 10, 6, kASTCBlockSize },
>+        BlockParameters { 10, 8, kASTCBlockSize },
>+        BlockParameters { 10, 10, kASTCBlockSize },
>+        BlockParameters { 12, 10, kASTCBlockSize },
>+        BlockParameters { 12, 12, kASTCBlockSize }
>+    };
>+    const GC3Denum ASTCEnumStartRGBA = Extensions3D::COMPRESSED_RGBA_ASTC_4x4_KHR;
>+    const GC3Denum ASTCEnumStartSRGB8 = Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR;
> 
>     switch (format) {
>     case Extensions3D::COMPRESSED_RGB_S3TC_DXT1_EXT:
>@@ -5417,6 +5450,38 @@ bool WebGLRenderingContextBase::validateCompressedTexFuncData(const char* functi
>             bytesRequired = (std::max(width, kBlockWidth) * std::max(height, kBlockHeight) * 2 + 7) / kBlockSize;
>         }
>         break;
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_4x4_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_5x4_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_5x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_6x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_6x6_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_8x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_8x6_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_8x8_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x6_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x8_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x10_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_12x10_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_12x12_KHR:
>+        bytesRequired = calculateBytesForASTC(width, height, ASTCParameters[format - ASTCEnumStartRGBA]);
>+        break;
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:
>+        bytesRequired = calculateBytesForASTC(width, height, ASTCParameters[format - ASTCEnumStartSRGB8]);
>+        break;
>     default:
>         synthesizeGLError(GraphicsContext3D::INVALID_ENUM, functionName, "invalid format");
>         return false;
>@@ -5459,6 +5524,36 @@ bool WebGLRenderingContextBase::validateCompressedTexDimensions(const char* func
>             return false;
>         }
>         return true;
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_4x4_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_5x4_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_5x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_6x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_6x6_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_8x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_8x6_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_8x8_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x5_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x6_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x8_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_10x10_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_12x10_KHR:
>+    case Extensions3D::COMPRESSED_RGBA_ASTC_12x12_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:
>+    case Extensions3D::COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:
>+        // No height and width restrictions on ASTC.
>+        return true;
>     default:
>         return false;
>     }
>diff --git a/Source/WebCore/html/canvas/WebGLRenderingContextBase.h b/Source/WebCore/html/canvas/WebGLRenderingContextBase.h
>index 9d80382382da814dc4ca72153ecb22e1caaf237e..579883e51e5c21aa0eb8512e7a35b9bc7b703361 100644
>--- a/Source/WebCore/html/canvas/WebGLRenderingContextBase.h
>+++ b/Source/WebCore/html/canvas/WebGLRenderingContextBase.h
>@@ -71,6 +71,7 @@ class OffscreenCanvas;
> class WebGLActiveInfo;
> class WebGLContextGroup;
> class WebGLContextObject;
>+class WebGLCompressedTextureASTC;
> class WebGLCompressedTextureATC;
> class WebGLCompressedTexturePVRTC;
> class WebGLCompressedTextureS3TC;
>@@ -366,6 +367,7 @@ protected:
>     friend class WebGLObject;
>     friend class OESVertexArrayObject;
>     friend class WebGLDebugShaders;
>+    friend class WebGLCompressedTextureASTC;
>     friend class WebGLCompressedTextureATC;
>     friend class WebGLCompressedTexturePVRTC;
>     friend class WebGLCompressedTextureS3TC;
>@@ -591,6 +593,7 @@ protected:
>     std::unique_ptr<WebGLLoseContext> m_webglLoseContext;
>     std::unique_ptr<WebGLDebugRendererInfo> m_webglDebugRendererInfo;
>     std::unique_ptr<WebGLDebugShaders> m_webglDebugShaders;
>+    std::unique_ptr<WebGLCompressedTextureASTC> m_webglCompressedTextureASTC;
>     std::unique_ptr<WebGLCompressedTextureATC> m_webglCompressedTextureATC;
>     std::unique_ptr<WebGLCompressedTexturePVRTC> m_webglCompressedTexturePVRTC;
>     std::unique_ptr<WebGLCompressedTextureS3TC> m_webglCompressedTextureS3TC;
>diff --git a/Source/WebCore/platform/graphics/Extensions3D.h b/Source/WebCore/platform/graphics/Extensions3D.h
>index 0048fe89faba2abf73ba86a84064a6b73811ffde..eb4613726fa9c755569d59297837342462bb356d 100644
>--- a/Source/WebCore/platform/graphics/Extensions3D.h
>+++ b/Source/WebCore/platform/graphics/Extensions3D.h
>@@ -70,6 +70,8 @@ public:
>     //   GL_EXT_texture_compression_s3tc
>     //   GL_OES_compressed_ETC1_RGB8_texture
>     //   GL_IMG_texture_compression_pvrtc
>+    //   GL_KHR_texture_compression_astc_hdr
>+    //   GL_KHR_texture_compression_astc_ldr
>     //   EXT_texture_filter_anisotropic
>     //   GL_EXT_debug_marker
>     //   GL_ARB_draw_buffers / GL_EXT_draw_buffers
>@@ -165,6 +167,37 @@ public:
>         COMPRESSED_ATC_RGB_AMD = 0x8C92,
>         COMPRESSED_ATC_RGBA_EXPLICIT_ALPHA_AMD = 0x8C93,
>         COMPRESSED_ATC_RGBA_INTERPOLATED_ALPHA_AMD = 0x87EE,
>+        
>+        // GL_KHR_texture_compression_astc_hdr
>+        COMPRESSED_RGBA_ASTC_4x4_KHR = 0x93B0,
>+        COMPRESSED_RGBA_ASTC_5x4_KHR = 0x93B1,
>+        COMPRESSED_RGBA_ASTC_5x5_KHR = 0x93B2,
>+        COMPRESSED_RGBA_ASTC_6x5_KHR = 0x93B3,
>+        COMPRESSED_RGBA_ASTC_6x6_KHR = 0x93B4,
>+        COMPRESSED_RGBA_ASTC_8x5_KHR = 0x93B5,
>+        COMPRESSED_RGBA_ASTC_8x6_KHR = 0x93B6,
>+        COMPRESSED_RGBA_ASTC_8x8_KHR = 0x93B7,
>+        COMPRESSED_RGBA_ASTC_10x5_KHR = 0x93B8,
>+        COMPRESSED_RGBA_ASTC_10x6_KHR = 0x93B9,
>+        COMPRESSED_RGBA_ASTC_10x8_KHR = 0x93BA,
>+        COMPRESSED_RGBA_ASTC_10x10_KHR = 0x93BB,
>+        COMPRESSED_RGBA_ASTC_12x10_KHR = 0x93BC,
>+        COMPRESSED_RGBA_ASTC_12x12_KHR = 0x93BD,
>+        
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR = 0x93D0,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR = 0x93D1,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR = 0x93D2,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR = 0x93D3,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR = 0x93D4,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR = 0x93D5,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR = 0x93D6,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR = 0x93D7,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR = 0x93D8,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR = 0x93D9,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR = 0x93DA,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR = 0x93DB,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR = 0x93DC,
>+        COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR = 0x93DD,
> 
>         // GL_EXT_texture_filter_anisotropic
>         TEXTURE_MAX_ANISOTROPY_EXT = 0x84FE,
>diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
>index 2be25243ace37064a57941010eb7c5a946ee8458..ffe57e8c58b050a140677b47701dbcec7d8d6e40 100644
>--- a/LayoutTests/ChangeLog
>+++ b/LayoutTests/ChangeLog
>@@ -1,3 +1,20 @@
>+2018-05-03  Justin Fan  <justin_fan@apple.com>
>+
>+        Added Khronos conformance test for ASTC compressed texture support.
>+        https://bugs.webkit.org/show_bug.cgi?id=185272
>+        <rdar://15745737>
>+        
>+        Reviewed by NOBODY (OOPS!).
>+
>+        This requires OpenGL ES 3 context for WebKit to detect proper support.
>+
>+        * fast/canvas/webgl/resources/js-test-post.js: Added.
>+        * fast/canvas/webgl/resources/js-test-pre.js: Added.
>+        * fast/canvas/webgl/resources/js-test-style.css: Added.
>+        * fast/canvas/webgl/resources/webgl-test-utils-khr.js: Added.
>+        * fast/canvas/webgl/webgl-compressed-texture-astc-expected.txt: Added.
>+        * fast/canvas/webgl/webgl-compressed-texture-astc.html: Added.
>+
> 2018-05-08  Daniel Bates  <dabates@apple.com>
> 
>         Resign Strong Password appearance when text field value changes
>diff --git a/LayoutTests/fast/canvas/webgl/resources/js-test-post.js b/LayoutTests/fast/canvas/webgl/resources/js-test-post.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..e2e2f6031a91cd165ee1fdc69301793dd8b64c71
>--- /dev/null
>+++ b/LayoutTests/fast/canvas/webgl/resources/js-test-post.js
>@@ -0,0 +1,29 @@
>+/*
>+** Copyright (c) 2012 The Khronos Group Inc.
>+**
>+** Permission is hereby granted, free of charge, to any person obtaining a
>+** copy of this software and/or associated documentation files (the
>+** "Materials"), to deal in the Materials without restriction, including
>+** without limitation the rights to use, copy, modify, merge, publish,
>+** distribute, sublicense, and/or sell copies of the Materials, and to
>+** permit persons to whom the Materials are furnished to do so, subject to
>+** the following conditions:
>+**
>+** The above copyright notice and this permission notice shall be included
>+** in all copies or substantial portions of the Materials.
>+**
>+** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
>+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
>+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
>+** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
>+** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
>+** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
>+** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
>+*/
>+
>+shouldBeTrue("successfullyParsed");
>+_addSpan('<br /><span class="pass">TEST COMPLETE</span>');
>+if (_jsTestPreVerboseLogging) {
>+    _bufferedLogToConsole('TEST COMPLETE');
>+}
>+notifyFinishedToHarness()
>diff --git a/LayoutTests/fast/canvas/webgl/resources/js-test-pre.js b/LayoutTests/fast/canvas/webgl/resources/js-test-pre.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..df30a6faba83118f6a21e3c7de4a0bde0aa49542
>--- /dev/null
>+++ b/LayoutTests/fast/canvas/webgl/resources/js-test-pre.js
>@@ -0,0 +1,744 @@
>+/*
>+** Copyright (c) 2012 The Khronos Group Inc.
>+**
>+** Permission is hereby granted, free of charge, to any person obtaining a
>+** copy of this software and/or associated documentation files (the
>+** "Materials"), to deal in the Materials without restriction, including
>+** without limitation the rights to use, copy, modify, merge, publish,
>+** distribute, sublicense, and/or sell copies of the Materials, and to
>+** permit persons to whom the Materials are furnished to do so, subject to
>+** the following conditions:
>+**
>+** The above copyright notice and this permission notice shall be included
>+** in all copies or substantial portions of the Materials.
>+**
>+** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
>+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
>+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
>+** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
>+** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
>+** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
>+** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
>+*/
>+
>+(function() {
>+  var testHarnessInitialized = false;
>+
>+  var initNonKhronosFramework = function() {
>+    if (testHarnessInitialized) {
>+      return;
>+    }
>+    testHarnessInitialized = true;
>+
>+    /* -- plaform specific code -- */
>+
>+    // WebKit Specific code. Add your code here.
>+    if (window.testRunner && !window.layoutTestController) {
>+      window.layoutTestController = window.testRunner;
>+    }
>+
>+    if (window.layoutTestController) {
>+      window.layoutTestController.overridePreference("WebKitWebGLEnabled", "1");
>+      window.layoutTestController.dumpAsText();
>+      window.layoutTestController.waitUntilDone();
>+    }
>+    if (window.internals) {
>+      // The WebKit testing system compares console output.
>+      // Because the output of the WebGL Tests is GPU dependent
>+      // we turn off console messages.
>+      window.console.log = function() { };
>+      window.console.error = function() { };
>+      window.internals.settings.setWebGLErrorsToConsoleEnabled(false);
>+
>+      // RAF doesn't work in LayoutTests. Disable it so the tests will
>+      // use setTimeout instead.
>+      window.requestAnimationFrame = undefined;
>+      window.webkitRequestAnimationFrame = undefined;
>+    }
>+
>+    /* -- end platform specific code --*/
>+  }
>+
>+  this.initTestingHarness = function() {
>+    initNonKhronosFramework();
>+  }
>+}());
>+
>+var getUrlOptions = (function() {
>+  var _urlOptionsParsed = false;
>+  var _urlOptions = {};
>+  return function() {
>+    if (!_urlOptionsParsed) {
>+      var s = window.location.href;
>+      var q = s.indexOf("?");
>+      var e = s.indexOf("#");
>+      if (e < 0) {
>+        e = s.length;
>+      }
>+      var query = s.substring(q + 1, e);
>+      var pairs = query.split("&");
>+      for (var ii = 0; ii < pairs.length; ++ii) {
>+        var keyValue = pairs[ii].split("=");
>+        var key = keyValue[0];
>+        var value = decodeURIComponent(keyValue[1]);
>+        _urlOptions[key] = value;
>+      }
>+      _urlOptionsParsed = true;
>+    }
>+
>+    return _urlOptions;
>+  }
>+})();
>+
>+if (typeof quietMode == 'undefined') {
>+  var quietMode = (function() {
>+    var _quietModeChecked = false;
>+    var _isQuiet = false;
>+    return function() {
>+      if (!_quietModeChecked) {
>+        _isQuiet = (getUrlOptions().quiet == 1);
>+        _quietModeChecked = true;
>+      }
>+      return _isQuiet;
>+    }
>+  })();
>+}
>+
>+function nonKhronosFrameworkNotifyDone() {
>+  // WebKit Specific code. Add your code here.
>+  if (window.layoutTestController) {
>+    window.layoutTestController.notifyDone();
>+  }
>+}
>+
>+function reportTestResultsToHarness(success, msg) {
>+  if (window.parent.webglTestHarness) {
>+    window.parent.webglTestHarness.reportResults(window.location.pathname, success, msg);
>+  }
>+}
>+
>+function reportSkippedTestResultsToHarness(success, msg) {
>+  if (window.parent.webglTestHarness) {
>+    window.parent.webglTestHarness.reportResults(window.location.pathname, success, msg, true);
>+  }
>+}
>+
>+function notifyFinishedToHarness() {
>+  if (window.parent.webglTestHarness) {
>+    window.parent.webglTestHarness.notifyFinished(window.location.pathname);
>+  }
>+  if (window.nonKhronosFrameworkNotifyDone) {
>+    window.nonKhronosFrameworkNotifyDone();
>+  }
>+}
>+
>+var _bufferedConsoleLogs = [];
>+
>+function _bufferedLogToConsole(msg)
>+{
>+  if (_bufferedConsoleLogs) {
>+    _bufferedConsoleLogs.push(msg);
>+  } else if (window.console) {
>+    window.console.log(msg);
>+  }
>+}
>+
>+// Public entry point exposed to many other files.
>+function bufferedLogToConsole(msg)
>+{
>+  _bufferedLogToConsole(msg);
>+}
>+
>+// Called implicitly by testFailed().
>+function _flushBufferedLogsToConsole()
>+{
>+  if (_bufferedConsoleLogs) {
>+    if (window.console) {
>+      for (var ii = 0; ii < _bufferedConsoleLogs.length; ++ii) {
>+        window.console.log(_bufferedConsoleLogs[ii]);
>+      }
>+    }
>+    _bufferedConsoleLogs = null;
>+  }
>+}
>+
>+var _jsTestPreVerboseLogging = false;
>+
>+function enableJSTestPreVerboseLogging()
>+{
>+    _jsTestPreVerboseLogging = true;
>+}
>+
>+function description(msg)
>+{
>+    initTestingHarness();
>+    if (msg === undefined) {
>+      msg = document.title;
>+    }
>+    // For MSIE 6 compatibility
>+    var span = document.createElement("span");
>+    span.innerHTML = '<p>' + msg + '</p><p>On success, you will see a series of "<span class="pass">PASS</span>" messages, followed by "<span class="pass">TEST COMPLETE</span>".</p>';
>+    var description = document.getElementById("description");
>+    if (description.firstChild)
>+        description.replaceChild(span, description.firstChild);
>+    else
>+        description.appendChild(span);
>+    if (_jsTestPreVerboseLogging) {
>+        _bufferedLogToConsole(msg);
>+    }
>+}
>+
>+function _addSpan(contents)
>+{
>+    var span = document.createElement("span");
>+    document.getElementById("console").appendChild(span); // insert it first so XHTML knows the namespace
>+    span.innerHTML = contents + '<br />';
>+}
>+
>+function debug(msg)
>+{
>+    if (!quietMode())
>+      _addSpan(msg);
>+    if (_jsTestPreVerboseLogging) {
>+        _bufferedLogToConsole(msg);
>+    }
>+}
>+
>+function escapeHTML(text)
>+{
>+    return text.replace(/&/g, "&amp;").replace(/</g, "&lt;");
>+}
>+/**
>+ * Defines the exception type for a test failure.
>+ * @constructor
>+ * @param {string} message The error message.
>+ */
>+var TestFailedException = function (message) {
>+   this.message = message;
>+   this.name = "TestFailedException";
>+};
>+
>+/**
>+ * @param  {string=} msg
>+ */
>+function testPassed(msg) {
>+    msg = msg || 'Passed';
>+    if (_currentTestName)
>+      msg = _currentTestName + ': ' + msg;
>+
>+    reportTestResultsToHarness(true, msg);
>+
>+    if (!quietMode())
>+      _addSpan('<span><span class="pass">PASS</span> ' + escapeHTML(msg) + '</span>');
>+    if (_jsTestPreVerboseLogging) {
>+        _bufferedLogToConsole('PASS ' + msg);
>+    }
>+}
>+
>+/**
>+ * @param  {string=} msg
>+ */
>+function testFailed(msg) {
>+    msg = msg || 'Failed';
>+    if (_currentTestName)
>+      msg = _currentTestName + ': ' + msg;
>+
>+    reportTestResultsToHarness(false, msg);
>+    _addSpan('<span><span class="fail">FAIL</span> ' + escapeHTML(msg) + '</span>');
>+    _bufferedLogToConsole('FAIL ' + msg);
>+    _flushBufferedLogsToConsole();
>+}
>+
>+var _currentTestName;
>+
>+/**
>+ * Sets the current test name for usage within testPassedOptions/testFailedOptions.
>+ * @param {string=} name The name to set as the current test name.
>+ */
>+function setCurrentTestName(name)
>+{
>+    _currentTestName = name;
>+}
>+
>+/**
>+ * Gets the current test name in use within testPassedOptions/testFailedOptions.
>+ * @return {string} The name of the current test.
>+ */
>+function getCurrentTestName()
>+{
>+    return _currentTestName;
>+}
>+
>+/**
>+ * Variation of the testPassed function, with the option to not show (and thus not count) the test's pass result.
>+ * @param {string} msg The message to be shown in the pass result.
>+ * @param {boolean} addSpan Indicates whether the message will be visible (thus counted in the results) or not.
>+ */
>+function testPassedOptions(msg, addSpan)
>+{
>+    if (addSpan && !quietMode())
>+    {
>+        reportTestResultsToHarness(true, _currentTestName + ": " + msg);
>+        _addSpan('<span><span class="pass">PASS</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(msg) + '</span>');
>+    }
>+    if (_jsTestPreVerboseLogging) {
>+        _bufferedLogToConsole('PASS ' + msg);
>+    }
>+}
>+
>+/**
>+ * Report skipped tests.
>+ * @param {string} msg The message to be shown in the skip result.
>+ * @param {boolean} addSpan Indicates whether the message will be visible (thus counted in the results) or not.
>+ */
>+function testSkippedOptions(msg, addSpan)
>+{
>+    if (addSpan && !quietMode())
>+    {
>+        reportSkippedTestResultsToHarness(true, _currentTestName + ": " + msg);
>+        _addSpan('<span><span class="warn">SKIP</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(msg) + '</span>');
>+    }
>+    if (_jsTestPreVerboseLogging) {
>+        _bufferedLogToConsole('SKIP' + msg);
>+    }
>+}
>+
>+/**
>+ * Variation of the testFailed function, with the option to throw an exception or not.
>+ * @param {string} msg The message to be shown in the fail result.
>+ * @param {boolean} exthrow Indicates whether the function will throw a TestFailedException or not.
>+ */
>+function testFailedOptions(msg, exthrow)
>+{
>+    reportTestResultsToHarness(false, _currentTestName + ": " + msg);
>+    _addSpan('<span><span class="fail">FAIL</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(msg) + '</span>');
>+    _bufferedLogToConsole('FAIL ' + msg);
>+    _flushBufferedLogsToConsole();
>+    if (exthrow) {
>+        _currentTestName = ""; //Remembering to set the name of current testcase to empty string.
>+        throw new TestFailedException(msg);
>+    }
>+}
>+
>+function areArraysEqual(_a, _b)
>+{
>+    try {
>+        if (_a.length !== _b.length)
>+            return false;
>+        for (var i = 0; i < _a.length; i++)
>+            if (_a[i] !== _b[i])
>+                return false;
>+    } catch (ex) {
>+        return false;
>+    }
>+    return true;
>+}
>+
>+function isMinusZero(n)
>+{
>+    // the only way to tell 0 from -0 in JS is the fact that 1/-0 is
>+    // -Infinity instead of Infinity
>+    return n === 0 && 1/n < 0;
>+}
>+
>+function isResultCorrect(_actual, _expected)
>+{
>+    if (_expected === 0)
>+        return _actual === _expected && (1/_actual) === (1/_expected);
>+    if (_actual === _expected)
>+        return true;
>+    if (typeof(_expected) == "number" && isNaN(_expected))
>+        return typeof(_actual) == "number" && isNaN(_actual);
>+    if (Object.prototype.toString.call(_expected) == Object.prototype.toString.call([]))
>+        return areArraysEqual(_actual, _expected);
>+    return false;
>+}
>+
>+function stringify(v)
>+{
>+    if (v === 0 && 1/v < 0)
>+        return "-0";
>+    else return "" + v;
>+}
>+
>+function evalAndLog(_a)
>+{
>+  if (typeof _a != "string")
>+    debug("WARN: tryAndLog() expects a string argument");
>+
>+  // Log first in case things go horribly wrong or this causes a sync event.
>+  debug(_a);
>+
>+  var _av;
>+  try {
>+     _av = eval(_a);
>+  } catch (e) {
>+    testFailed(_a + " threw exception " + e);
>+  }
>+  return _av;
>+}
>+
>+function shouldBe(_a, _b, quiet)
>+{
>+    if (typeof _a != "string" || typeof _b != "string")
>+        debug("WARN: shouldBe() expects string arguments");
>+    var exception;
>+    var _av;
>+    try {
>+        _av = eval(_a);
>+    } catch (e) {
>+        exception = e;
>+    }
>+    var _bv = eval(_b);
>+
>+    if (exception)
>+        testFailed(_a + " should be " + _bv + ". Threw exception " + exception);
>+    else if (isResultCorrect(_av, _bv)) {
>+        if (!quiet) {
>+            testPassed(_a + " is " + _b);
>+        }
>+    } else if (typeof(_av) == typeof(_bv))
>+        testFailed(_a + " should be " + _bv + ". Was " + stringify(_av) + ".");
>+    else
>+        testFailed(_a + " should be " + _bv + " (of type " + typeof _bv + "). Was " + _av + " (of type " + typeof _av + ").");
>+}
>+
>+function shouldNotBe(_a, _b, quiet)
>+{
>+    if (typeof _a != "string" || typeof _b != "string")
>+        debug("WARN: shouldNotBe() expects string arguments");
>+    var exception;
>+    var _av;
>+    try {
>+        _av = eval(_a);
>+    } catch (e) {
>+        exception = e;
>+    }
>+    var _bv = eval(_b);
>+
>+    if (exception)
>+        testFailed(_a + " should not be " + _bv + ". Threw exception " + exception);
>+    else if (!isResultCorrect(_av, _bv)) {
>+        if (!quiet) {
>+            testPassed(_a + " is not " + _b);
>+        }
>+    } else
>+        testFailed(_a + " should not be " + _bv + ".");
>+}
>+
>+function shouldBeTrue(_a) { shouldBe(_a, "true"); }
>+function shouldBeFalse(_a) { shouldBe(_a, "false"); }
>+function shouldBeNaN(_a) { shouldBe(_a, "NaN"); }
>+function shouldBeNull(_a) { shouldBe(_a, "null"); }
>+
>+function shouldBeEqualToString(a, b)
>+{
>+  var unevaledString = '"' + b.replace(/"/g, "\"") + '"';
>+  shouldBe(a, unevaledString);
>+}
>+
>+function shouldEvaluateTo(actual, expected) {
>+  // A general-purpose comparator.  'actual' should be a string to be
>+  // evaluated, as for shouldBe(). 'expected' may be any type and will be
>+  // used without being eval'ed.
>+  if (expected == null) {
>+    // Do this before the object test, since null is of type 'object'.
>+    shouldBeNull(actual);
>+  } else if (typeof expected == "undefined") {
>+    shouldBeUndefined(actual);
>+  } else if (typeof expected == "function") {
>+    // All this fuss is to avoid the string-arg warning from shouldBe().
>+    try {
>+      var actualValue = eval(actual);
>+    } catch (e) {
>+      testFailed("Evaluating " + actual + ": Threw exception " + e);
>+      return;
>+    }
>+    shouldBe("'" + actualValue.toString().replace(/\n/g, "") + "'",
>+             "'" + expected.toString().replace(/\n/g, "") + "'");
>+  } else if (typeof expected == "object") {
>+    shouldBeTrue(actual + " == '" + expected + "'");
>+  } else if (typeof expected == "string") {
>+    shouldBe(actual, expected);
>+  } else if (typeof expected == "boolean") {
>+    shouldBe("typeof " + actual, "'boolean'");
>+    if (expected)
>+      shouldBeTrue(actual);
>+    else
>+      shouldBeFalse(actual);
>+  } else if (typeof expected == "number") {
>+    shouldBe(actual, stringify(expected));
>+  } else {
>+    debug(expected + " is unknown type " + typeof expected);
>+    shouldBeTrue(actual, "'"  +expected.toString() + "'");
>+  }
>+}
>+
>+function shouldBeNonZero(_a)
>+{
>+  var exception;
>+  var _av;
>+  try {
>+     _av = eval(_a);
>+  } catch (e) {
>+     exception = e;
>+  }
>+
>+  if (exception)
>+    testFailed(_a + " should be non-zero. Threw exception " + exception);
>+  else if (_av != 0)
>+    testPassed(_a + " is non-zero.");
>+  else
>+    testFailed(_a + " should be non-zero. Was " + _av);
>+}
>+
>+function shouldBeNonNull(_a)
>+{
>+  var exception;
>+  var _av;
>+  try {
>+     _av = eval(_a);
>+  } catch (e) {
>+     exception = e;
>+  }
>+
>+  if (exception)
>+    testFailed(_a + " should be non-null. Threw exception " + exception);
>+  else if (_av != null)
>+    testPassed(_a + " is non-null.");
>+  else
>+    testFailed(_a + " should be non-null. Was " + _av);
>+}
>+
>+function shouldBeUndefined(_a)
>+{
>+  var exception;
>+  var _av;
>+  try {
>+     _av = eval(_a);
>+  } catch (e) {
>+     exception = e;
>+  }
>+
>+  if (exception)
>+    testFailed(_a + " should be undefined. Threw exception " + exception);
>+  else if (typeof _av == "undefined")
>+    testPassed(_a + " is undefined.");
>+  else
>+    testFailed(_a + " should be undefined. Was " + _av);
>+}
>+
>+function shouldBeDefined(_a)
>+{
>+  var exception;
>+  var _av;
>+  try {
>+     _av = eval(_a);
>+  } catch (e) {
>+     exception = e;
>+  }
>+
>+  if (exception)
>+    testFailed(_a + " should be defined. Threw exception " + exception);
>+  else if (_av !== undefined)
>+    testPassed(_a + " is defined.");
>+  else
>+    testFailed(_a + " should be defined. Was " + _av);
>+}
>+
>+function shouldBeLessThanOrEqual(_a, _b) {
>+    if (typeof _a != "string" || typeof _b != "string")
>+        debug("WARN: shouldBeLessThanOrEqual expects string arguments");
>+
>+    var exception;
>+    var _av;
>+    try {
>+        _av = eval(_a);
>+    } catch (e) {
>+        exception = e;
>+    }
>+    var _bv = eval(_b);
>+
>+    if (exception)
>+        testFailed(_a + " should be <= " + _b + ". Threw exception " + exception);
>+    else if (typeof _av == "undefined" || _av > _bv)
>+        testFailed(_a + " should be >= " + _b + ". Was " + _av + " (of type " + typeof _av + ").");
>+    else
>+        testPassed(_a + " is <= " + _b);
>+}
>+
>+function shouldBeGreaterThanOrEqual(_a, _b) {
>+    if (typeof _a != "string" || typeof _b != "string")
>+        debug("WARN: shouldBeGreaterThanOrEqual expects string arguments");
>+
>+    var exception;
>+    var _av;
>+    try {
>+        _av = eval(_a);
>+    } catch (e) {
>+        exception = e;
>+    }
>+    var _bv = eval(_b);
>+
>+    if (exception)
>+        testFailed(_a + " should be >= " + _b + ". Threw exception " + exception);
>+    else if (typeof _av == "undefined" || _av < _bv)
>+        testFailed(_a + " should be >= " + _b + ". Was " + _av + " (of type " + typeof _av + ").");
>+    else
>+        testPassed(_a + " is >= " + _b);
>+}
>+
>+function expectTrue(v, msg) {
>+  if (v) {
>+    testPassed(msg);
>+  } else {
>+    testFailed(msg);
>+  }
>+}
>+
>+function shouldThrow(_a, _e)
>+{
>+  var exception;
>+  var _av;
>+  try {
>+     _av = eval(_a);
>+  } catch (e) {
>+     exception = e;
>+  }
>+
>+  var _ev;
>+  if (_e)
>+      _ev =  eval(_e);
>+
>+  if (exception) {
>+    if (typeof _e == "undefined" || exception == _ev)
>+      testPassed(_a + " threw exception " + exception + ".");
>+    else
>+      testFailed(_a + " should throw " + (typeof _e == "undefined" ? "an exception" : _ev) + ". Threw exception " + exception + ".");
>+  } else if (typeof _av == "undefined")
>+    testFailed(_a + " should throw " + (typeof _e == "undefined" ? "an exception" : _ev) + ". Was undefined.");
>+  else
>+    testFailed(_a + " should throw " + (typeof _e == "undefined" ? "an exception" : _ev) + ". Was " + _av + ".");
>+}
>+
>+function shouldBeType(_a, _type) {
>+    var exception;
>+    var _av;
>+    try {
>+        _av = eval(_a);
>+    } catch (e) {
>+        exception = e;
>+    }
>+
>+    var _typev = eval(_type);
>+
>+    if(_typev === Number){
>+        if(_av instanceof Number){
>+            testPassed(_a + " is an instance of Number");
>+        }
>+        else if(typeof(_av) === 'number'){
>+            testPassed(_a + " is an instance of Number");
>+        }
>+        else{
>+            testFailed(_a + " is not an instance of Number");
>+        }
>+    }
>+    else if (_av instanceof _typev) {
>+        testPassed(_a + " is an instance of " + _type);
>+    } else {
>+        testFailed(_a + " is not an instance of " + _type);
>+    }
>+}
>+
>+/**
>+ * Shows a message in case expression test fails.
>+ * @param {boolean} exp
>+ * @param {straing} message
>+ */
>+function checkMessage(exp, message) {
>+    if ( !exp )
>+        _addSpan('<span><span class="warn">WARNING</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(message) + '</span>');
>+}
>+
>+function assertMsg(assertion, msg) {
>+    if (assertion) {
>+        testPassed(msg);
>+    } else {
>+        testFailed(msg);
>+    }
>+}
>+
>+/**
>+ * Variation of the assertMsg function, with the option to not show (and thus not count) the test's pass result,
>+ * and throw or not a TestFailedException in case of failure.
>+ * @param {boolean} assertion If this is true, means success, else failure.
>+ * @param {?string} msg The message to be shown in the result.
>+ * @param {boolean} verbose In case of success, determines if the test will show it's result and count in the results.
>+ * @param {boolean} exthrow In case of failure, determines if the function will throw a TestFailedException.
>+ */
>+function assertMsgOptions(assertion, msg, verbose, exthrow) {
>+    if (assertion) {
>+        testPassedOptions(msg, verbose);
>+    } else {
>+        testFailedOptions(msg, exthrow);
>+    }
>+}
>+
>+
>+function webglHarnessCollectGarbage() {
>+    if (window.GCController) {
>+        window.GCController.collect();
>+        return;
>+    }
>+
>+    if (window.opera && window.opera.collect) {
>+        window.opera.collect();
>+        return;
>+    }
>+
>+    try {
>+        window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
>+              .getInterface(Components.interfaces.nsIDOMWindowUtils)
>+              .garbageCollect();
>+        return;
>+    } catch(e) {}
>+
>+    if (window.gc) {
>+        window.gc();
>+        return;
>+    }
>+
>+    if (window.CollectGarbage) {
>+        CollectGarbage();
>+        return;
>+    }
>+
>+    function gcRec(n) {
>+        if (n < 1)
>+            return {};
>+        var temp = {i: "ab" + i + (i / 100000)};
>+        temp += "foo";
>+        gcRec(n-1);
>+    }
>+    for (var i = 0; i < 1000; i++)
>+        gcRec(10);
>+}
>+
>+function finishTest() {
>+  successfullyParsed = true;
>+  var epilogue = document.createElement("script");
>+  var basePath = "";
>+  var expectedBase = "js-test-pre.js";
>+  var scripts = document.getElementsByTagName('script');
>+  for (var script, i = 0; script = scripts[i]; i++) {
>+    var src = script.src;
>+    var l = src.length;
>+    if (src.substr(l - expectedBase.length) == expectedBase) {
>+      basePath = src.substr(0, l - expectedBase.length);
>+      break;
>+    }
>+  }
>+  epilogue.src = basePath + "js-test-post.js";
>+  document.body.appendChild(epilogue);
>+}
>+
>diff --git a/LayoutTests/fast/canvas/webgl/resources/js-test-style.css b/LayoutTests/fast/canvas/webgl/resources/js-test-style.css
>new file mode 100644
>index 0000000000000000000000000000000000000000..bb7d5148e5a22212169d14e0fcda2893a0abd718
>--- /dev/null
>+++ b/LayoutTests/fast/canvas/webgl/resources/js-test-style.css
>@@ -0,0 +1,17 @@
>+.pass {
>+    font-weight: bold;
>+    color: green;
>+}
>+.fail {
>+    font-weight: bold;
>+    color: red;
>+}
>+.warn {
>+    font-weight: bold;
>+    color: yellow;
>+    text-shadow: 1px 1px #ff0000
>+}
>+#console {
>+    white-space: pre-wrap;
>+    font-family: monospace;
>+}
>diff --git a/LayoutTests/fast/canvas/webgl/resources/webgl-test-utils-khr.js b/LayoutTests/fast/canvas/webgl/resources/webgl-test-utils-khr.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..0976af316c01b0c798e261617cbc390769be2cc8
>--- /dev/null
>+++ b/LayoutTests/fast/canvas/webgl/resources/webgl-test-utils-khr.js
>@@ -0,0 +1,3259 @@
>+/*
>+** Copyright (c) 2012 The Khronos Group Inc.
>+**
>+** Permission is hereby granted, free of charge, to any person obtaining a
>+** copy of this software and/or associated documentation files (the
>+** "Materials"), to deal in the Materials without restriction, including
>+** without limitation the rights to use, copy, modify, merge, publish,
>+** distribute, sublicense, and/or sell copies of the Materials, and to
>+** permit persons to whom the Materials are furnished to do so, subject to
>+** the following conditions:
>+**
>+** The above copyright notice and this permission notice shall be included
>+** in all copies or substantial portions of the Materials.
>+**
>+** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
>+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
>+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
>+** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
>+** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
>+** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
>+** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
>+*/
>+var WebGLTestUtils = (function() {
>+"use strict";
>+
>+/**
>+ * Wrapped logging function.
>+ * @param {string} msg The message to log.
>+ */
>+var log = function(msg) {
>+  bufferedLogToConsole(msg);
>+};
>+
>+/**
>+ * Wrapped logging function.
>+ * @param {string} msg The message to log.
>+ */
>+var error = function(msg) {
>+  // For the time being, diverting this to window.console.log rather
>+  // than window.console.error. If anyone cares enough they can
>+  // generalize the mechanism in js-test-pre.js.
>+  log(msg);
>+};
>+
>+/**
>+ * Turn off all logging.
>+ */
>+var loggingOff = function() {
>+  log = function() {};
>+  error = function() {};
>+};
>+
>+/**
>+ * Converts a WebGL enum to a string.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} value The enum value.
>+ * @return {string} The enum as a string.
>+ */
>+var glEnumToString = function(gl, value) {
>+  // Avoid returning "NO_ERROR" if the arguments are totally wrong.
>+  if (gl.NO_ERROR === undefined || value === undefined) {
>+    return undefined;
>+  }
>+  // Optimization for the most common enum:
>+  if (value === gl.NO_ERROR) {
>+    return "NO_ERROR";
>+  }
>+  for (var p in gl) {
>+    if (gl[p] == value) {
>+      if (p == 'drawingBufferWidth' || p == 'drawingBufferHeight') {
>+        continue;
>+      }
>+      return p;
>+    }
>+  }
>+  return "0x" + Number(value).toString(16);
>+};
>+
>+var lastError = "";
>+
>+/**
>+ * Returns the last compiler/linker error.
>+ * @return {string} The last compiler/linker error.
>+ */
>+var getLastError = function() {
>+  return lastError;
>+};
>+
>+/**
>+ * Whether a haystack ends with a needle.
>+ * @param {string} haystack String to search
>+ * @param {string} needle String to search for.
>+ * @param {boolean} True if haystack ends with needle.
>+ */
>+var endsWith = function(haystack, needle) {
>+  return haystack.substr(haystack.length - needle.length) === needle;
>+};
>+
>+/**
>+ * Whether a haystack starts with a needle.
>+ * @param {string} haystack String to search
>+ * @param {string} needle String to search for.
>+ * @param {boolean} True if haystack starts with needle.
>+ */
>+var startsWith = function(haystack, needle) {
>+  return haystack.substr(0, needle.length) === needle;
>+};
>+
>+/**
>+ * A vertex shader for a single texture.
>+ * @type {string}
>+ */
>+var simpleTextureVertexShader = [
>+  'attribute vec4 vPosition;',
>+  'attribute vec2 texCoord0;',
>+  'varying vec2 texCoord;',
>+  'void main() {',
>+  '    gl_Position = vPosition;',
>+  '    texCoord = texCoord0;',
>+  '}'].join('\n');
>+
>+/**
>+ * A fragment shader for a single texture.
>+ * @type {string}
>+ */
>+var simpleTextureFragmentShader = [
>+  'precision mediump float;',
>+  'uniform sampler2D tex;',
>+  'varying vec2 texCoord;',
>+  'void main() {',
>+  '    gl_FragData[0] = texture2D(tex, texCoord);',
>+  '}'].join('\n');
>+
>+/**
>+ * A fragment shader for a single cube map texture.
>+ * @type {string}
>+ */
>+var simpleCubeMapTextureFragmentShader = [
>+  'precision mediump float;',
>+  'uniform samplerCube tex;',
>+  'uniform highp int face;',
>+  'varying vec2 texCoord;',
>+  'void main() {',
>+  // Transform [0, 1] -> [-1, 1]
>+  '    vec2 texC2 = (texCoord * 2.) - 1.;',
>+  // Transform 2d tex coord. to each face of TEXTURE_CUBE_MAP coord.
>+  '    vec3 texCube = vec3(0., 0., 0.);',
>+  '    if (face == 34069) {',         // TEXTURE_CUBE_MAP_POSITIVE_X
>+  '        texCube = vec3(1., -texC2.y, -texC2.x);',
>+  '    } else if (face == 34070) {',  // TEXTURE_CUBE_MAP_NEGATIVE_X
>+  '        texCube = vec3(-1., -texC2.y, texC2.x);',
>+  '    } else if (face == 34071) {',  // TEXTURE_CUBE_MAP_POSITIVE_Y
>+  '        texCube = vec3(texC2.x, 1., texC2.y);',
>+  '    } else if (face == 34072) {',  // TEXTURE_CUBE_MAP_NEGATIVE_Y
>+  '        texCube = vec3(texC2.x, -1., -texC2.y);',
>+  '    } else if (face == 34073) {',  // TEXTURE_CUBE_MAP_POSITIVE_Z
>+  '        texCube = vec3(texC2.x, -texC2.y, 1.);',
>+  '    } else if (face == 34074) {',  // TEXTURE_CUBE_MAP_NEGATIVE_Z
>+  '        texCube = vec3(-texC2.x, -texC2.y, -1.);',
>+  '    }',
>+  '    gl_FragData[0] = textureCube(tex, texCube);',
>+  '}'].join('\n');
>+
>+/**
>+ * A vertex shader for a single texture.
>+ * @type {string}
>+ */
>+var noTexCoordTextureVertexShader = [
>+  'attribute vec4 vPosition;',
>+  'varying vec2 texCoord;',
>+  'void main() {',
>+  '    gl_Position = vPosition;',
>+  '    texCoord = vPosition.xy * 0.5 + 0.5;',
>+  '}'].join('\n');
>+
>+/**
>+ * A vertex shader for a uniform color.
>+ * @type {string}
>+ */
>+var simpleVertexShader = [
>+  'attribute vec4 vPosition;',
>+  'void main() {',
>+  '    gl_Position = vPosition;',
>+  '}'].join('\n');
>+
>+/**
>+ * A fragment shader for a uniform color.
>+ * @type {string}
>+ */
>+var simpleColorFragmentShader = [
>+  'precision mediump float;',
>+  'uniform vec4 u_color;',
>+  'void main() {',
>+  '    gl_FragData[0] = u_color;',
>+  '}'].join('\n');
>+
>+/**
>+ * A fragment shader for a uniform color.
>+ * @type {string}
>+ */
>+var simpleColorFragmentShaderESSL300 = [
>+  '#version 300 es',
>+  'precision mediump float;',
>+  'out vec4 out_color;',
>+  'uniform vec4 u_color;',
>+  'void main() {',
>+  '    out_color = u_color;',
>+  '}'].join('\n');
>+
>+/**
>+ * A vertex shader for vertex colors.
>+ * @type {string}
>+ */
>+var simpleVertexColorVertexShader = [
>+  'attribute vec4 vPosition;',
>+  'attribute vec4 a_color;',
>+  'varying vec4 v_color;',
>+  'void main() {',
>+  '    gl_Position = vPosition;',
>+  '    v_color = a_color;',
>+  '}'].join('\n');
>+
>+/**
>+ * A fragment shader for vertex colors.
>+ * @type {string}
>+ */
>+var simpleVertexColorFragmentShader = [
>+  'precision mediump float;',
>+  'varying vec4 v_color;',
>+  'void main() {',
>+  '    gl_FragData[0] = v_color;',
>+  '}'].join('\n');
>+
>+/**
>+ * Creates a program, attaches shaders, binds attrib locations, links the
>+ * program and calls useProgram.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<!WebGLShader|string>} shaders The shaders to
>+ *        attach, or the source, or the id of a script to get
>+ *        the source from.
>+ * @param {!Array.<string>} opt_attribs The attribs names.
>+ * @param {!Array.<number>} opt_locations The locations for the attribs.
>+ * @param {boolean} opt_logShaders Whether to log shader source.
>+ */
>+var setupProgram = function(
>+    gl, shaders, opt_attribs, opt_locations, opt_logShaders) {
>+  var realShaders = [];
>+  var program = gl.createProgram();
>+  var shaderCount = 0;
>+  for (var ii = 0; ii < shaders.length; ++ii) {
>+    var shader = shaders[ii];
>+    var shaderType = undefined;
>+    if (typeof shader == 'string') {
>+      var element = document.getElementById(shader);
>+      if (element) {
>+        if (element.type != "x-shader/x-vertex" && element.type != "x-shader/x-fragment")
>+          shaderType = ii ? gl.FRAGMENT_SHADER : gl.VERTEX_SHADER;
>+        shader = loadShaderFromScript(gl, shader, shaderType, undefined, opt_logShaders);
>+      } else if (endsWith(shader, ".vert")) {
>+        shader = loadShaderFromFile(gl, shader, gl.VERTEX_SHADER, undefined, opt_logShaders);
>+      } else if (endsWith(shader, ".frag")) {
>+        shader = loadShaderFromFile(gl, shader, gl.FRAGMENT_SHADER, undefined, opt_logShaders);
>+      } else {
>+        shader = loadShader(gl, shader, ii ? gl.FRAGMENT_SHADER : gl.VERTEX_SHADER, undefined, opt_logShaders);
>+      }
>+    } else if (opt_logShaders) {
>+      throw 'Shader source logging requested but no shader source provided';
>+    }
>+    if (shader) {
>+      ++shaderCount;
>+      gl.attachShader(program, shader);
>+    }
>+  }
>+  if (shaderCount != 2) {
>+    error("Error in compiling shader");
>+    return null;
>+  }
>+  if (opt_attribs) {
>+    for (var ii = 0; ii < opt_attribs.length; ++ii) {
>+      gl.bindAttribLocation(
>+          program,
>+          opt_locations ? opt_locations[ii] : ii,
>+          opt_attribs[ii]);
>+    }
>+  }
>+  gl.linkProgram(program);
>+
>+  // Check the link status
>+  var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
>+  if (!linked) {
>+      // something went wrong with the link
>+      lastError = gl.getProgramInfoLog (program);
>+      error("Error in program linking:" + lastError);
>+
>+      gl.deleteProgram(program);
>+      return null;
>+  }
>+
>+  gl.useProgram(program);
>+  return program;
>+};
>+
>+/**
>+ * Creates a program, attaches shader, sets up trasnform feedback varyings,
>+ * binds attrib locations, links the program and calls useProgram.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<!WebGLShader|string>} shaders The shaders to
>+ *        attach, or the source, or the id of a script to get
>+ *        the source from.
>+ * @param {!Array.<string>} varyings The transform feedback varying names.
>+ * @param {number} bufferMode The mode used to capture the varying variables.
>+ * @param {!Array.<string>} opt_attribs The attribs names.
>+ * @param {!Array.<number>} opt_locations The locations for the attribs.
>+ * @param {boolean} opt_logShaders Whether to log shader source.
>+ */
>+var setupTransformFeedbackProgram = function(
>+    gl, shaders, varyings, bufferMode, opt_attribs, opt_locations, opt_logShaders, opt_skipCompileStatus) {
>+  var realShaders = [];
>+  var program = gl.createProgram();
>+  var shaderCount = 0;
>+  for (var ii = 0; ii < shaders.length; ++ii) {
>+    var shader = shaders[ii];
>+    var shaderType = undefined;
>+    if (typeof shader == 'string') {
>+      var element = document.getElementById(shader);
>+      if (element) {
>+        if (element.type != "x-shader/x-vertex" && element.type != "x-shader/x-fragment")
>+          shaderType = ii ? gl.FRAGMENT_SHADER : gl.VERTEX_SHADER;
>+        shader = loadShaderFromScript(gl, shader, shaderType, undefined, opt_logShaders, opt_skipCompileStatus);
>+      } else if (endsWith(shader, ".vert")) {
>+        shader = loadShaderFromFile(gl, shader, gl.VERTEX_SHADER, undefined, opt_logShaders, opt_skipCompileStatus);
>+      } else if (endsWith(shader, ".frag")) {
>+        shader = loadShaderFromFile(gl, shader, gl.FRAGMENT_SHADER, undefined, opt_logShaders, opt_skipCompileStatus);
>+      } else {
>+        shader = loadShader(gl, shader, ii ? gl.FRAGMENT_SHADER : gl.VERTEX_SHADER, undefined, opt_logShaders, undefined, undefined, opt_skipCompileStatus);
>+      }
>+    } else if (opt_logShaders) {
>+      throw 'Shader source logging requested but no shader source provided';
>+    }
>+    if (shader) {
>+      ++shaderCount;
>+      gl.attachShader(program, shader);
>+    }
>+  }
>+  if (shaderCount != 2) {
>+    error("Error in compiling shader");
>+    return null;
>+  }
>+
>+  if (opt_attribs) {
>+    for (var ii = 0; ii < opt_attribs.length; ++ii) {
>+      gl.bindAttribLocation(
>+          program,
>+          opt_locations ? opt_locations[ii] : ii,
>+          opt_attribs[ii]);
>+    }
>+  }
>+
>+  gl.transformFeedbackVaryings(program, varyings, bufferMode);
>+
>+  gl.linkProgram(program);
>+
>+  // Check the link status
>+  var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
>+  if (!linked) {
>+      // something went wrong with the link
>+      lastError = gl.getProgramInfoLog (program);
>+      error("Error in program linking:" + lastError);
>+
>+      gl.deleteProgram(program);
>+      return null;
>+  }
>+
>+  gl.useProgram(program);
>+  return program;
>+};
>+
>+/**
>+ * Creates a simple texture program.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @return {WebGLProgram}
>+ */
>+var setupNoTexCoordTextureProgram = function(gl) {
>+  return setupProgram(gl,
>+                      [noTexCoordTextureVertexShader, simpleTextureFragmentShader],
>+                      ['vPosition'],
>+                      [0]);
>+};
>+
>+/**
>+ * Creates a simple texture program.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @param {number} opt_texcoordLocation The attrib location for texture coords.
>+ * @return {WebGLProgram}
>+ */
>+var setupSimpleTextureProgram = function(
>+    gl, opt_positionLocation, opt_texcoordLocation) {
>+  opt_positionLocation = opt_positionLocation || 0;
>+  opt_texcoordLocation = opt_texcoordLocation || 1;
>+  return setupProgram(gl,
>+                      [simpleTextureVertexShader, simpleTextureFragmentShader],
>+                      ['vPosition', 'texCoord0'],
>+                      [opt_positionLocation, opt_texcoordLocation]);
>+};
>+
>+/**
>+ * Creates a simple cube map texture program.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @param {number} opt_texcoordLocation The attrib location for texture coords.
>+ * @return {WebGLProgram}
>+ */
>+var setupSimpleCubeMapTextureProgram = function(
>+    gl, opt_positionLocation, opt_texcoordLocation) {
>+  opt_positionLocation = opt_positionLocation || 0;
>+  opt_texcoordLocation = opt_texcoordLocation || 1;
>+  return setupProgram(gl,
>+                      [simpleTextureVertexShader, simpleCubeMapTextureFragmentShader],
>+                      ['vPosition', 'texCoord0'],
>+                      [opt_positionLocation, opt_texcoordLocation]);
>+};
>+
>+/**
>+ * Creates a simple vertex color program.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @param {number} opt_vertexColorLocation The attrib location
>+ *        for vertex colors.
>+ * @return {WebGLProgram}
>+ */
>+var setupSimpleVertexColorProgram = function(
>+    gl, opt_positionLocation, opt_vertexColorLocation) {
>+  opt_positionLocation = opt_positionLocation || 0;
>+  opt_vertexColorLocation = opt_vertexColorLocation || 1;
>+  return setupProgram(gl,
>+                      [simpleVertexColorVertexShader, simpleVertexColorFragmentShader],
>+                      ['vPosition', 'a_color'],
>+                      [opt_positionLocation, opt_vertexColorLocation]);
>+};
>+
>+/**
>+ * Creates a simple color program.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @return {WebGLProgram}
>+ */
>+var setupSimpleColorProgram = function(gl, opt_positionLocation) {
>+  opt_positionLocation = opt_positionLocation || 0;
>+  return setupProgram(gl,
>+                      [simpleVertexShader, simpleColorFragmentShader],
>+                      ['vPosition'],
>+                      [opt_positionLocation]);
>+};
>+
>+/**
>+ * Creates buffers for a textured unit quad and attaches them to vertex attribs.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @param {number} opt_texcoordLocation The attrib location for texture coords.
>+ * @param {!Object} various options. See setupQuad for details.
>+ * @return {!Array.<WebGLBuffer>} The buffer objects that were
>+ *      created.
>+ */
>+var setupUnitQuad = function(gl, opt_positionLocation, opt_texcoordLocation, options) {
>+  return setupQuadWithTexCoords(gl, [ 0.0, 0.0 ], [ 1.0, 1.0 ],
>+                                opt_positionLocation, opt_texcoordLocation,
>+                                options);
>+};
>+
>+/**
>+ * Creates buffers for a textured quad with specified lower left
>+ * and upper right texture coordinates, and attaches them to vertex
>+ * attribs.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<number>} lowerLeftTexCoords The texture coordinates for the lower left corner.
>+ * @param {!Array.<number>} upperRightTexCoords The texture coordinates for the upper right corner.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @param {number} opt_texcoordLocation The attrib location for texture coords.
>+ * @param {!Object} various options. See setupQuad for details.
>+ * @return {!Array.<WebGLBuffer>} The buffer objects that were
>+ *      created.
>+ */
>+var setupQuadWithTexCoords = function(
>+    gl, lowerLeftTexCoords, upperRightTexCoords,
>+    opt_positionLocation, opt_texcoordLocation, options) {
>+  var defaultOptions = {
>+    positionLocation: opt_positionLocation || 0,
>+    texcoordLocation: opt_texcoordLocation || 1,
>+    lowerLeftTexCoords: lowerLeftTexCoords,
>+    upperRightTexCoords: upperRightTexCoords
>+  };
>+  if (options) {
>+    for (var prop in options) {
>+      defaultOptions[prop] = options[prop]
>+    }
>+  }
>+  return setupQuad(gl, defaultOptions);
>+};
>+
>+/**
>+ * Makes a quad with various options.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Object} options
>+ *
>+ * scale: scale to multiply unit quad values by. default 1.0.
>+ * positionLocation: attribute location for position.
>+ * texcoordLocation: attribute location for texcoords.
>+ *     If this does not exist no texture coords are created.
>+ * lowerLeftTexCoords: an array of 2 values for the
>+ *     lowerLeftTexCoords.
>+ * upperRightTexCoords: an array of 2 values for the
>+ *     upperRightTexCoords.
>+ */
>+var setupQuad = function(gl, options) {
>+  var positionLocation = options.positionLocation || 0;
>+  var scale = options.scale || 1;
>+
>+  var objects = [];
>+
>+  var vertexObject = gl.createBuffer();
>+  gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);
>+  gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
>+       1.0 * scale ,  1.0 * scale,
>+      -1.0 * scale ,  1.0 * scale,
>+      -1.0 * scale , -1.0 * scale,
>+       1.0 * scale ,  1.0 * scale,
>+      -1.0 * scale , -1.0 * scale,
>+       1.0 * scale , -1.0 * scale]), gl.STATIC_DRAW);
>+  gl.enableVertexAttribArray(positionLocation);
>+  gl.vertexAttribPointer(positionLocation, 2, gl.FLOAT, false, 0, 0);
>+  objects.push(vertexObject);
>+
>+  if (options.texcoordLocation !== undefined) {
>+    var llx = options.lowerLeftTexCoords[0];
>+    var lly = options.lowerLeftTexCoords[1];
>+    var urx = options.upperRightTexCoords[0];
>+    var ury = options.upperRightTexCoords[1];
>+
>+    vertexObject = gl.createBuffer();
>+    gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);
>+    gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
>+        urx, ury,
>+        llx, ury,
>+        llx, lly,
>+        urx, ury,
>+        llx, lly,
>+        urx, lly]), gl.STATIC_DRAW);
>+    gl.enableVertexAttribArray(options.texcoordLocation);
>+    gl.vertexAttribPointer(options.texcoordLocation, 2, gl.FLOAT, false, 0, 0);
>+    objects.push(vertexObject);
>+  }
>+
>+  return objects;
>+};
>+
>+/**
>+ * Creates a program and buffers for rendering a textured quad.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for
>+ *        position. Default = 0.
>+ * @param {number} opt_texcoordLocation The attrib location for
>+ *        texture coords. Default = 1.
>+ * @param {!Object} various options. See setupQuad for details.
>+ * @return {!WebGLProgram}
>+ */
>+var setupTexturedQuad = function(
>+    gl, opt_positionLocation, opt_texcoordLocation, options) {
>+  var program = setupSimpleTextureProgram(
>+      gl, opt_positionLocation, opt_texcoordLocation);
>+  setupUnitQuad(gl, opt_positionLocation, opt_texcoordLocation, options);
>+  return program;
>+};
>+
>+/**
>+ * Creates a program and buffers for rendering a color quad.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @param {!Object} various options. See setupQuad for details.
>+ * @return {!WebGLProgram}
>+ */
>+var setupColorQuad = function(gl, opt_positionLocation, options) {
>+  opt_positionLocation = opt_positionLocation || 0;
>+  var program = setupSimpleColorProgram(gl, opt_positionLocation);
>+  setupUnitQuad(gl, opt_positionLocation, 0, options);
>+  return program;
>+};
>+
>+/**
>+ * Creates a program and buffers for rendering a textured quad with
>+ * specified lower left and upper right texture coordinates.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<number>} lowerLeftTexCoords The texture coordinates for the lower left corner.
>+ * @param {!Array.<number>} upperRightTexCoords The texture coordinates for the upper right corner.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ * @param {number} opt_texcoordLocation The attrib location for texture coords.
>+ * @return {!WebGLProgram}
>+ */
>+var setupTexturedQuadWithTexCoords = function(
>+    gl, lowerLeftTexCoords, upperRightTexCoords,
>+    opt_positionLocation, opt_texcoordLocation) {
>+  var program = setupSimpleTextureProgram(
>+      gl, opt_positionLocation, opt_texcoordLocation);
>+  setupQuadWithTexCoords(gl, lowerLeftTexCoords, upperRightTexCoords,
>+                         opt_positionLocation, opt_texcoordLocation);
>+  return program;
>+};
>+
>+/**
>+ * Creates a program and buffers for rendering a textured quad with
>+ * a cube map texture.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} opt_positionLocation The attrib location for
>+ *        position. Default = 0.
>+ * @param {number} opt_texcoordLocation The attrib location for
>+ *        texture coords. Default = 1.
>+ * @return {!WebGLProgram}
>+ */
>+var setupTexturedQuadWithCubeMap = function(
>+    gl, opt_positionLocation, opt_texcoordLocation) {
>+  var program = setupSimpleCubeMapTextureProgram(
>+      gl, opt_positionLocation, opt_texcoordLocation);
>+  setupUnitQuad(gl, opt_positionLocation, opt_texcoordLocation, undefined);
>+  return program;
>+};
>+
>+/**
>+ * Creates a unit quad with only positions of a given resolution.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} gridRes The resolution of the mesh grid,
>+ *     expressed in the number of quads across and down.
>+ * @param {number} opt_positionLocation The attrib location for position.
>+ */
>+var setupIndexedQuad = function (
>+    gl, gridRes, opt_positionLocation, opt_flipOddTriangles) {
>+  return setupIndexedQuadWithOptions(gl,
>+    { gridRes: gridRes,
>+      positionLocation: opt_positionLocation,
>+      flipOddTriangles: opt_flipOddTriangles
>+    });
>+};
>+
>+/**
>+ * Creates a quad with various options.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Object} options The options. See below.
>+ * @return {!Array.<WebGLBuffer>} The created buffers.
>+ *     [positions, <colors>, indices]
>+ *
>+ * Options:
>+ *   gridRes: number of quads across and down grid.
>+ *   positionLocation: attrib location for position
>+ *   flipOddTriangles: reverse order of vertices of every other
>+ *       triangle
>+ *   positionOffset: offset added to each vertex
>+ *   positionMult: multipier for each vertex
>+ *   colorLocation: attrib location for vertex colors. If
>+ *      undefined no vertex colors will be created.
>+ */
>+var setupIndexedQuadWithOptions = function (gl, options) {
>+  var positionLocation = options.positionLocation || 0;
>+  var objects = [];
>+
>+  var gridRes = options.gridRes || 1;
>+  var positionOffset = options.positionOffset || 0;
>+  var positionMult = options.positionMult || 1;
>+  var vertsAcross = gridRes + 1;
>+  var numVerts = vertsAcross * vertsAcross;
>+  var positions = new Float32Array(numVerts * 3);
>+  var indices = new Uint16Array(6 * gridRes * gridRes);
>+  var poffset = 0;
>+
>+  for (var yy = 0; yy <= gridRes; ++yy) {
>+    for (var xx = 0; xx <= gridRes; ++xx) {
>+      positions[poffset + 0] = (-1 + 2 * xx / gridRes) * positionMult + positionOffset;
>+      positions[poffset + 1] = (-1 + 2 * yy / gridRes) * positionMult + positionOffset;
>+      positions[poffset + 2] = 0;
>+
>+      poffset += 3;
>+    }
>+  }
>+
>+  var buf = gl.createBuffer();
>+  gl.bindBuffer(gl.ARRAY_BUFFER, buf);
>+  gl.bufferData(gl.ARRAY_BUFFER, positions, gl.STATIC_DRAW);
>+  gl.enableVertexAttribArray(positionLocation);
>+  gl.vertexAttribPointer(positionLocation, 3, gl.FLOAT, false, 0, 0);
>+  objects.push(buf);
>+
>+  if (options.colorLocation !== undefined) {
>+    var colors = new Float32Array(numVerts * 4);
>+    for (var yy = 0; yy <= gridRes; ++yy) {
>+      for (var xx = 0; xx <= gridRes; ++xx) {
>+        if (options.color !== undefined) {
>+          colors[poffset + 0] = options.color[0];
>+          colors[poffset + 1] = options.color[1];
>+          colors[poffset + 2] = options.color[2];
>+          colors[poffset + 3] = options.color[3];
>+        } else {
>+          colors[poffset + 0] = xx / gridRes;
>+          colors[poffset + 1] = yy / gridRes;
>+          colors[poffset + 2] = (xx / gridRes) * (yy / gridRes);
>+          colors[poffset + 3] = (yy % 2) * 0.5 + 0.5;
>+        }
>+        poffset += 4;
>+      }
>+    }
>+
>+    buf = gl.createBuffer();
>+    gl.bindBuffer(gl.ARRAY_BUFFER, buf);
>+    gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
>+    gl.enableVertexAttribArray(options.colorLocation);
>+    gl.vertexAttribPointer(options.colorLocation, 4, gl.FLOAT, false, 0, 0);
>+    objects.push(buf);
>+  }
>+
>+  var tbase = 0;
>+  for (var yy = 0; yy < gridRes; ++yy) {
>+    var index = yy * vertsAcross;
>+    for (var xx = 0; xx < gridRes; ++xx) {
>+      indices[tbase + 0] = index + 0;
>+      indices[tbase + 1] = index + 1;
>+      indices[tbase + 2] = index + vertsAcross;
>+      indices[tbase + 3] = index + vertsAcross;
>+      indices[tbase + 4] = index + 1;
>+      indices[tbase + 5] = index + vertsAcross + 1;
>+
>+      if (options.flipOddTriangles) {
>+        indices[tbase + 4] = index + vertsAcross + 1;
>+        indices[tbase + 5] = index + 1;
>+      }
>+
>+      index += 1;
>+      tbase += 6;
>+    }
>+  }
>+
>+  buf = gl.createBuffer();
>+  gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buf);
>+  gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, indices, gl.STATIC_DRAW);
>+  objects.push(buf);
>+
>+  return objects;
>+};
>+
>+/**
>+ * Returns the constructor for a typed array that corresponds to the given
>+ * WebGL type.
>+ * @param {!WebGLRenderingContext} gl A WebGLRenderingContext.
>+ * @param {number} type The WebGL type (eg, gl.UNSIGNED_BYTE)
>+ * @return {!Constructor} The typed array constructor that
>+ *      corresponds to the given type.
>+ */
>+var glTypeToTypedArrayType = function(gl, type) {
>+  switch (type) {
>+    case gl.BYTE:
>+      return window.Int8Array;
>+    case gl.UNSIGNED_BYTE:
>+      return window.Uint8Array;
>+    case gl.SHORT:
>+      return window.Int16Array;
>+    case gl.UNSIGNED_SHORT:
>+    case gl.UNSIGNED_SHORT_5_6_5:
>+    case gl.UNSIGNED_SHORT_4_4_4_4:
>+    case gl.UNSIGNED_SHORT_5_5_5_1:
>+      return window.Uint16Array;
>+    case gl.INT:
>+      return window.Int32Array;
>+    case gl.UNSIGNED_INT:
>+    case gl.UNSIGNED_INT_5_9_9_9_REV:
>+    case gl.UNSIGNED_INT_10F_11F_11F_REV:
>+    case gl.UNSIGNED_INT_2_10_10_10_REV:
>+    case gl.UNSIGNED_INT_24_8:
>+      return window.Uint32Array;
>+    case gl.HALF_FLOAT:
>+    case 0x8D61:  // HALF_FLOAT_OES
>+      return window.Uint16Array;
>+    case gl.FLOAT:
>+      return window.Float32Array;
>+    default:
>+      throw 'unknown gl type ' + glEnumToString(gl, type);
>+  }
>+};
>+
>+/**
>+ * Returns the number of bytes per component for a given WebGL type.
>+ * @param {!WebGLRenderingContext} gl A WebGLRenderingContext.
>+ * @param {GLenum} type The WebGL type (eg, gl.UNSIGNED_BYTE)
>+ * @return {number} The number of bytes per component.
>+ */
>+var getBytesPerComponent = function(gl, type) {
>+  switch (type) {
>+    case gl.BYTE:
>+    case gl.UNSIGNED_BYTE:
>+      return 1;
>+    case gl.SHORT:
>+    case gl.UNSIGNED_SHORT:
>+    case gl.UNSIGNED_SHORT_5_6_5:
>+    case gl.UNSIGNED_SHORT_4_4_4_4:
>+    case gl.UNSIGNED_SHORT_5_5_5_1:
>+    case gl.HALF_FLOAT:
>+    case 0x8D61:  // HALF_FLOAT_OES
>+      return 2;
>+    case gl.INT:
>+    case gl.UNSIGNED_INT:
>+    case gl.UNSIGNED_INT_5_9_9_9_REV:
>+    case gl.UNSIGNED_INT_10F_11F_11F_REV:
>+    case gl.UNSIGNED_INT_2_10_10_10_REV:
>+    case gl.UNSIGNED_INT_24_8:
>+    case gl.FLOAT:
>+      return 4;
>+    default:
>+      throw 'unknown gl type ' + glEnumToString(gl, type);
>+  }
>+};
>+
>+/**
>+ * Returns the number of typed array elements per pixel for a given WebGL
>+ * format/type combination. The corresponding typed array type can be determined
>+ * by calling glTypeToTypedArrayType.
>+ * @param {!WebGLRenderingContext} gl A WebGLRenderingContext.
>+ * @param {GLenum} format The WebGL format (eg, gl.RGBA)
>+ * @param {GLenum} type The WebGL type (eg, gl.UNSIGNED_BYTE)
>+ * @return {number} The number of typed array elements per pixel.
>+ */
>+var getTypedArrayElementsPerPixel = function(gl, format, type) {
>+  switch (type) {
>+    case gl.UNSIGNED_SHORT_5_6_5:
>+    case gl.UNSIGNED_SHORT_4_4_4_4:
>+    case gl.UNSIGNED_SHORT_5_5_5_1:
>+      return 1;
>+    case gl.UNSIGNED_BYTE:
>+      break;
>+    default:
>+      throw 'not a gl type for color information ' + glEnumToString(gl, type);
>+  }
>+
>+  switch (format) {
>+    case gl.RGBA:
>+      return 4;
>+    case gl.RGB:
>+      return 3;
>+    case gl.LUMINANCE_ALPHA:
>+      return 2;
>+    case gl.LUMINANCE:
>+    case gl.ALPHA:
>+      return 1;
>+    default:
>+      throw 'unknown gl format ' + glEnumToString(gl, format);
>+  }
>+};
>+
>+/**
>+ * Fills the given texture with a solid color.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!WebGLTexture} tex The texture to fill.
>+ * @param {number} width The width of the texture to create.
>+ * @param {number} height The height of the texture to create.
>+ * @param {!Array.<number>} color The color to fill with.
>+ *        where each element is in the range 0 to 255.
>+ * @param {number} opt_level The level of the texture to fill. Default = 0.
>+ * @param {number} opt_format The format for the texture.
>+ * @param {number} opt_internalFormat The internal format for the texture.
>+ */
>+var fillTexture = function(gl, tex, width, height, color, opt_level, opt_format, opt_type, opt_internalFormat) {
>+  opt_level = opt_level || 0;
>+  opt_format = opt_format || gl.RGBA;
>+  opt_type = opt_type || gl.UNSIGNED_BYTE;
>+  opt_internalFormat = opt_internalFormat || opt_format;
>+  var pack = gl.getParameter(gl.UNPACK_ALIGNMENT);
>+  var numComponents = color.length;
>+  var bytesPerComponent = getBytesPerComponent(gl, opt_type);
>+  var rowSize = numComponents * width * bytesPerComponent;
>+  // See equation 3.10 in ES 2.0 spec and equation 3.13 in ES 3.0 spec for paddedRowLength calculation.
>+  // k is paddedRowLength.
>+  // n is numComponents.
>+  // l is width.
>+  // a is pack.
>+  // s is bytesPerComponent.
>+  var paddedRowLength;
>+  if (bytesPerComponent >= pack)
>+    paddedRowLength = numComponents * width;
>+  else
>+    paddedRowLength = Math.floor((rowSize + pack - 1) / pack) * pack / bytesPerComponent;
>+  var size = width * numComponents + (height - 1) * paddedRowLength;
>+  var buf = new (glTypeToTypedArrayType(gl, opt_type))(size);
>+  for (var yy = 0; yy < height; ++yy) {
>+    var off = yy * paddedRowLength;
>+    for (var xx = 0; xx < width; ++xx) {
>+      for (var jj = 0; jj < numComponents; ++jj) {
>+        buf[off++] = color[jj];
>+      }
>+    }
>+  }
>+  gl.bindTexture(gl.TEXTURE_2D, tex);
>+  gl.texImage2D(
>+      gl.TEXTURE_2D, opt_level, opt_internalFormat, width, height, 0,
>+      opt_format, opt_type, buf);
>+};
>+
>+/**
>+ * Creates a texture and fills it with a solid color.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} width The width of the texture to create.
>+ * @param {number} height The height of the texture to create.
>+ * @param {!Array.<number>} color The color to fill with. A 4 element array
>+ *        where each element is in the range 0 to 255.
>+ * @return {!WebGLTexture}
>+ */
>+var createColoredTexture = function(gl, width, height, color) {
>+  var tex = gl.createTexture();
>+  fillTexture(gl, tex, width, height, color);
>+  return tex;
>+};
>+
>+var ubyteToFloat = function(c) {
>+  return c / 255;
>+};
>+
>+var ubyteColorToFloatColor = function(color) {
>+  var floatColor = [];
>+  for (var ii = 0; ii < color.length; ++ii) {
>+    floatColor[ii] = ubyteToFloat(color[ii]);
>+  }
>+  return floatColor;
>+};
>+
>+/**
>+ * Sets the "u_color" uniform of the current program to color.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<number>} color 4 element array of 0-1 color
>+ *      components.
>+ */
>+var setFloatDrawColor = function(gl, color) {
>+  var program = gl.getParameter(gl.CURRENT_PROGRAM);
>+  var colorLocation = gl.getUniformLocation(program, "u_color");
>+  gl.uniform4fv(colorLocation, color);
>+};
>+
>+/**
>+ * Sets the "u_color" uniform of the current program to color.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<number>} color 4 element array of 0-255 color
>+ *      components.
>+ */
>+var setUByteDrawColor = function(gl, color) {
>+  setFloatDrawColor(gl, ubyteColorToFloatColor(color));
>+};
>+
>+/**
>+ * Draws a previously setup quad in the given color.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<number>} color The color to draw with. A 4
>+ *        element array where each element is in the range 0 to
>+ *        1.
>+ */
>+var drawFloatColorQuad = function(gl, color) {
>+  var program = gl.getParameter(gl.CURRENT_PROGRAM);
>+  var colorLocation = gl.getUniformLocation(program, "u_color");
>+  gl.uniform4fv(colorLocation, color);
>+  gl.drawArrays(gl.TRIANGLES, 0, 6);
>+};
>+
>+
>+/**
>+ * Draws a previously setup quad in the given color.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<number>} color The color to draw with. A 4
>+ *        element array where each element is in the range 0 to
>+ *        255.
>+ */
>+var drawUByteColorQuad = function(gl, color) {
>+  drawFloatColorQuad(gl, ubyteColorToFloatColor(color));
>+};
>+
>+/**
>+ * Draws a previously setupUnitQuad.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ */
>+var drawUnitQuad = function(gl) {
>+  gl.drawArrays(gl.TRIANGLES, 0, 6);
>+};
>+
>+var dummySetProgramAndDrawNothing = function(gl) {
>+  if (!gl._wtuDummyProgram) {
>+    gl._wtuDummyProgram = setupProgram(gl, [
>+      "void main() { gl_Position = vec4(0.0); }",
>+      "void main() { gl_FragColor = vec4(0.0); }"
>+    ], [], []);
>+  }
>+  gl.useProgram(gl._wtuDummyProgram);
>+  gl.drawArrays(gl.TRIANGLES, 0, 3);
>+};
>+
>+/**
>+ * Clears then Draws a previously setupUnitQuad.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!Array.<number>} opt_color The color to fill clear with before
>+ *        drawing. A 4 element array where each element is in the range 0 to
>+ *        255. Default [255, 255, 255, 255]
>+ */
>+var clearAndDrawUnitQuad = function(gl, opt_color) {
>+  opt_color = opt_color || [255, 255, 255, 255];
>+  gl.clearColor(
>+      opt_color[0] / 255,
>+      opt_color[1] / 255,
>+      opt_color[2] / 255,
>+      opt_color[3] / 255);
>+  gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
>+  drawUnitQuad(gl);
>+};
>+
>+/**
>+ * Draws a quad previously setup with setupIndexedQuad.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} gridRes Resolution of grid.
>+ */
>+var drawIndexedQuad = function(gl, gridRes) {
>+  gl.drawElements(gl.TRIANGLES, gridRes * gridRes * 6, gl.UNSIGNED_SHORT, 0);
>+};
>+
>+/**
>+ * Draws a previously setupIndexedQuad
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number} gridRes Resolution of grid.
>+ * @param {!Array.<number>} opt_color The color to fill clear with before
>+ *        drawing. A 4 element array where each element is in the range 0 to
>+ *        255. Default [255, 255, 255, 255]
>+ */
>+var clearAndDrawIndexedQuad = function(gl, gridRes, opt_color) {
>+  opt_color = opt_color || [255, 255, 255, 255];
>+  gl.clearColor(
>+      opt_color[0] / 255,
>+      opt_color[1] / 255,
>+      opt_color[2] / 255,
>+      opt_color[3] / 255);
>+  gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
>+  drawIndexedQuad(gl, gridRes);
>+};
>+
>+/**
>+ * Clips a range to min, max
>+ * (Eg. clipToRange(-5,7,0,20) would return {value:0,extent:2}
>+ * @param {number} value start of range
>+ * @param {number} extent extent of range
>+ * @param {number} min min.
>+ * @param {number} max max.
>+ * @return {!{value:number,extent:number}} The clipped value.
>+ */
>+var clipToRange = function(value, extent, min, max) {
>+  if (value < min) {
>+    extent -= min - value;
>+    value = min;
>+  }
>+  var end = value + extent;
>+  if (end > max) {
>+    extent -= end - max;
>+  }
>+  if (extent < 0) {
>+    value = max;
>+    extent = 0;
>+  }
>+  return {value:value, extent: extent};
>+};
>+
>+/**
>+ * Determines if the passed context is an instance of a WebGLRenderingContext
>+ * or later variant (like WebGL2RenderingContext)
>+ * @param {CanvasRenderingContext} ctx The context to check.
>+ */
>+var isWebGLContext = function(ctx) {
>+  if (ctx instanceof WebGLRenderingContext)
>+    return true;
>+
>+  if ('WebGL2RenderingContext' in window && ctx instanceof WebGL2RenderingContext)
>+    return true;
>+
>+  return false;
>+};
>+
>+/**
>+ * Creates a check rect is used by checkCanvasRects.
>+ * @param {number} x left corner of region to check.
>+ * @param {number} y bottom corner of region to check in case of checking from
>+ *        a GL context or top corner in case of checking from a 2D context.
>+ * @param {number} width width of region to check.
>+ * @param {number} height width of region to check.
>+ * @param {!Array.<number>} color The color expected. A 4 element array where
>+ *        each element is in the range 0 to 255.
>+ * @param {string} opt_msg Message to associate with success. Eg
>+ *        ("should be red").
>+ * @param {number} opt_errorRange Optional. Acceptable error in
>+ *        color checking. 0 by default.
>+ */
>+var makeCheckRect = function(x, y, width, height, color, msg, errorRange) {
>+  var rect = {
>+    'x': x, 'y': y,
>+    'width': width, 'height': height,
>+    'color': color, 'msg': msg,
>+    'errorRange': errorRange,
>+
>+    'checkRect': function (buf, l, b, w) {
>+      for (var px = (x - l) ; px < (x + width - l) ; ++px) {
>+        for (var py = (y - b) ; py < (y + height - b) ; ++py) {
>+          var offset = (py * w + px) * 4;
>+          for (var j = 0; j < color.length; ++j) {
>+            if (Math.abs(buf[offset + j] - color[j]) > errorRange) {
>+              testFailed(msg);
>+              var was = buf[offset + 0].toString();
>+              for (j = 1; j < color.length; ++j) {
>+                was += "," + buf[offset + j];
>+              }
>+              debug('at (' + px + ', ' + py +
>+                    ') expected: ' + color + ' was ' + was);
>+              return;
>+            }
>+          }
>+        }
>+      }
>+      testPassed(msg);
>+    }
>+  }
>+  return rect;
>+};
>+
>+/**
>+ * Checks that a portions of a canvas or the currently attached framebuffer is 1 color.
>+ * @param {!WebGLRenderingContext|CanvasRenderingContext2D} gl The
>+ *         WebGLRenderingContext or 2D context to use.
>+ * @param {!Array.<checkRect>} array of rects to check for matching color.
>+ */
>+var checkCanvasRects = function(gl, rects) {
>+  if (rects.length > 0) {
>+    var left = rects[0].x;
>+    var right = rects[0].x + rects[1].width;
>+    var bottom = rects[0].y;
>+    var top = rects[0].y + rects[0].height;
>+    for (var i = 1; i < rects.length; ++i) {
>+      left = Math.min(left, rects[i].x);
>+      right = Math.max(right, rects[i].x + rects[i].width);
>+      bottom = Math.min(bottom, rects[i].y);
>+      top = Math.max(top, rects[i].y + rects[i].height);
>+    }
>+    var width = right - left;
>+    var height = top - bottom;
>+    var buf = new Uint8Array(width * height * 4);
>+    gl.readPixels(left, bottom, width, height, gl.RGBA, gl.UNSIGNED_BYTE, buf);
>+    for (var i = 0; i < rects.length; ++i) {
>+      rects[i].checkRect(buf, left, bottom, width);
>+    }
>+  }
>+};
>+
>+/**
>+ * Checks that a portion of a canvas or the currently attached framebuffer is 1 color.
>+ * @param {!WebGLRenderingContext|CanvasRenderingContext2D} gl The
>+ *         WebGLRenderingContext or 2D context to use.
>+ * @param {number} x left corner of region to check.
>+ * @param {number} y bottom corner of region to check in case of checking from
>+ *        a GL context or top corner in case of checking from a 2D context.
>+ * @param {number} width width of region to check.
>+ * @param {number} height width of region to check.
>+ * @param {!Array.<number>} color The color expected. A 4 element array where
>+ *        each element is in the range 0 to 255.
>+ * @param {number} opt_errorRange Optional. Acceptable error in
>+ *        color checking. 0 by default.
>+ * @param {!function()} sameFn Function to call if all pixels
>+ *        are the same as color.
>+ * @param {!function()} differentFn Function to call if a pixel
>+ *        is different than color
>+ * @param {!function()} logFn Function to call for logging.
>+ * @param {TypedArray} opt_readBackBuf optional buffer to read back into.
>+ *        Typically passed to either reuse buffer, or support readbacks from
>+ *        floating-point framebuffers.
>+ * @param {GLenum} opt_readBackType optional read back type, defaulting to
>+ *        gl.UNSIGNED_BYTE. Can be used to support readback from floating-point
>+ *        framebuffers.
>+ */
>+var checkCanvasRectColor = function(gl, x, y, width, height, color, opt_errorRange, sameFn, differentFn, logFn, opt_readBackBuf, opt_readBackType) {
>+  if (isWebGLContext(gl) && !gl.getParameter(gl.FRAMEBUFFER_BINDING)) {
>+    // We're reading the backbuffer so clip.
>+    var xr = clipToRange(x, width, 0, gl.canvas.width);
>+    var yr = clipToRange(y, height, 0, gl.canvas.height);
>+    if (!xr.extent || !yr.extent) {
>+      logFn("checking rect: effective width or height is zero");
>+      sameFn();
>+      return;
>+    }
>+    x = xr.value;
>+    y = yr.value;
>+    width = xr.extent;
>+    height = yr.extent;
>+  }
>+  var errorRange = opt_errorRange || 0;
>+  if (!errorRange.length) {
>+    errorRange = [errorRange, errorRange, errorRange, errorRange]
>+  }
>+  var buf;
>+  if (isWebGLContext(gl)) {
>+    buf = opt_readBackBuf ? opt_readBackBuf : new Uint8Array(width * height * 4);
>+    var readBackType = opt_readBackType ? opt_readBackType : gl.UNSIGNED_BYTE;
>+    gl.readPixels(x, y, width, height, gl.RGBA, readBackType, buf);
>+  } else {
>+    buf = gl.getImageData(x, y, width, height).data;
>+  }
>+  for (var i = 0; i < width * height; ++i) {
>+    var offset = i * 4;
>+    for (var j = 0; j < color.length; ++j) {
>+      if (Math.abs(buf[offset + j] - color[j]) > errorRange[j]) {
>+        var was = buf[offset + 0].toString();
>+        for (j = 1; j < color.length; ++j) {
>+          was += "," + buf[offset + j];
>+        }
>+        differentFn('at (' + (x + (i % width)) + ', ' + (y + Math.floor(i / width)) +
>+                    ') expected: ' + color + ' was ' + was);
>+        return;
>+      }
>+    }
>+  }
>+  sameFn();
>+};
>+
>+/**
>+ * Checks that a portion of a canvas or the currently attached framebuffer is 1 color.
>+ * @param {!WebGLRenderingContext|CanvasRenderingContext2D} gl The
>+ *         WebGLRenderingContext or 2D context to use.
>+ * @param {number} x left corner of region to check.
>+ * @param {number} y bottom corner of region to check in case of checking from
>+ *        a GL context or top corner in case of checking from a 2D context.
>+ * @param {number} width width of region to check.
>+ * @param {number} height width of region to check.
>+ * @param {!Array.<number>} color The color expected. A 4 element array where
>+ *        each element is in the range 0 to 255.
>+ * @param {string} opt_msg Message to associate with success or failure. Eg
>+ *        ("should be red").
>+ * @param {number} opt_errorRange Optional. Acceptable error in
>+ *        color checking. 0 by default.
>+ * @param {TypedArray} opt_readBackBuf optional buffer to read back into.
>+ *        Typically passed to either reuse buffer, or support readbacks from
>+ *        floating-point framebuffers.
>+ * @param {GLenum} opt_readBackType optional read back type, defaulting to
>+ *        gl.UNSIGNED_BYTE. Can be used to support readback from floating-point
>+ *        framebuffers.
>+ */
>+var checkCanvasRect = function(gl, x, y, width, height, color, opt_msg, opt_errorRange, opt_readBackBuf, opt_readBackType) {
>+  checkCanvasRectColor(
>+      gl, x, y, width, height, color, opt_errorRange,
>+      function() {
>+        var msg = opt_msg;
>+        if (msg === undefined)
>+          msg = "should be " + color.toString();
>+        testPassed(msg);
>+      },
>+      function(differentMsg) {
>+        var msg = opt_msg;
>+        if (msg === undefined)
>+          msg = "should be " + color.toString();
>+        testFailed(msg + "\n" + differentMsg);
>+      },
>+      debug,
>+      opt_readBackBuf,
>+      opt_readBackType);
>+};
>+
>+/**
>+ * Checks that an entire canvas or the currently attached framebuffer is 1 color.
>+ * @param {!WebGLRenderingContext|CanvasRenderingContext2D} gl The
>+ *         WebGLRenderingContext or 2D context to use.
>+ * @param {!Array.<number>} color The color expected. A 4 element array where
>+ *        each element is in the range 0 to 255.
>+ * @param {string} msg Message to associate with success. Eg ("should be red").
>+ * @param {number} errorRange Optional. Acceptable error in
>+ *        color checking. 0 by default.
>+ */
>+var checkCanvas = function(gl, color, msg, errorRange) {
>+  checkCanvasRect(gl, 0, 0, gl.canvas.width, gl.canvas.height, color, msg, errorRange);
>+};
>+
>+/**
>+ * Checks a rectangular area both inside the area and outside
>+ * the area.
>+ * @param {!WebGLRenderingContext|CanvasRenderingContext2D} gl The
>+ *         WebGLRenderingContext or 2D context to use.
>+ * @param {number} x left corner of region to check.
>+ * @param {number} y bottom corner of region to check in case of checking from
>+ *        a GL context or top corner in case of checking from a 2D context.
>+ * @param {number} width width of region to check.
>+ * @param {number} height width of region to check.
>+ * @param {!Array.<number>} innerColor The color expected inside
>+ *     the area. A 4 element array where each element is in the
>+ *     range 0 to 255.
>+ * @param {!Array.<number>} outerColor The color expected
>+ *     outside. A 4 element array where each element is in the
>+ *     range 0 to 255.
>+ * @param {!number} opt_edgeSize: The number of pixels to skip
>+ *     around the edges of the area. Defaut 0.
>+ * @param {!{width:number, height:number}} opt_outerDimensions
>+ *     The outer dimensions. Default the size of gl.canvas.
>+ */
>+var checkAreaInAndOut = function(gl, x, y, width, height, innerColor, outerColor, opt_edgeSize, opt_outerDimensions) {
>+  var outerDimensions = opt_outerDimensions || { width: gl.canvas.width, height: gl.canvas.height };
>+  var edgeSize = opt_edgeSize || 0;
>+  checkCanvasRect(gl, x + edgeSize, y + edgeSize, width - edgeSize * 2, height - edgeSize * 2, innerColor);
>+  checkCanvasRect(gl, 0, 0, x - edgeSize, outerDimensions.height, outerColor);
>+  checkCanvasRect(gl, x + width + edgeSize, 0, outerDimensions.width - x - width - edgeSize, outerDimensions.height, outerColor);
>+  checkCanvasRect(gl, 0, 0, outerDimensions.width, y - edgeSize, outerColor);
>+  checkCanvasRect(gl, 0, y + height + edgeSize, outerDimensions.width, outerDimensions.height - y - height - edgeSize, outerColor);
>+};
>+
>+/**
>+ * Checks that an entire buffer matches the floating point values provided.
>+ * (WebGL 2.0 only)
>+ * @param {!WebGL2RenderingContext} gl The WebGL2RenderingContext to use.
>+ * @param {number} target The buffer target to bind to.
>+ * @param {!Array.<number>} expected The values expected.
>+ * @param {string} opt_msg Optional. Message to associate with success. Eg ("should be red").
>+ * @param {number} opt_errorRange Optional. Acceptable error in value checking. 0.001 by default.
>+ */
>+var checkFloatBuffer = function(gl, target, expected, opt_msg, opt_errorRange) {
>+  if (opt_msg === undefined)
>+    opt_msg = "buffer should match expected values";
>+
>+  if (opt_errorRange === undefined)
>+    opt_errorRange = 0.001;
>+
>+  var floatArray = new Float32Array(expected.length);
>+  gl.getBufferSubData(target, 0, floatArray);
>+
>+  for (var i = 0; i < expected.length; i++) {
>+    if (Math.abs(floatArray[i] - expected[i]) > opt_errorRange) {
>+      testFailed(opt_msg);
>+      debug('at [' + i + '] expected: ' + expected[i] + ' was ' + floatArray[i]);
>+      return;
>+    }
>+  }
>+  testPassed(opt_msg);
>+};
>+
>+/**
>+ * Loads a texture, calls callback when finished.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} url URL of image to load
>+ * @param {function(!Image): void} callback Function that gets called after
>+ *        image has loaded
>+ * @return {!WebGLTexture} The created texture.
>+ */
>+var loadTexture = function(gl, url, callback) {
>+    var texture = gl.createTexture();
>+    gl.bindTexture(gl.TEXTURE_2D, texture);
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
>+    var image = new Image();
>+    image.onload = function() {
>+        gl.bindTexture(gl.TEXTURE_2D, texture);
>+        gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, true);
>+        gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
>+        callback(image);
>+    };
>+    image.src = url;
>+    return texture;
>+};
>+
>+/**
>+ * Checks whether the bound texture has expected dimensions. One corner pixel
>+ * of the texture will be changed as a side effect.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!WebGLTexture} texture The texture to check.
>+ * @param {number} width Expected width.
>+ * @param {number} height Expected height.
>+ * @param {GLenum} opt_format The texture's format. Defaults to RGBA.
>+ * @param {GLenum} opt_type The texture's type. Defaults to UNSIGNED_BYTE.
>+ */
>+var checkTextureSize = function(gl, width, height, opt_format, opt_type) {
>+  opt_format = opt_format || gl.RGBA;
>+  opt_type = opt_type || gl.UNSIGNED_BYTE;
>+
>+  var numElements = getTypedArrayElementsPerPixel(gl, opt_format, opt_type);
>+  var buf = new (glTypeToTypedArrayType(gl, opt_type))(numElements);
>+
>+  var errors = 0;
>+  gl.texSubImage2D(gl.TEXTURE_2D, 0, width - 1, height - 1, 1, 1, opt_format, opt_type, buf);
>+  if (gl.getError() != gl.NO_ERROR) {
>+    testFailed("Texture was smaller than the expected size " + width + "x" + height);
>+    ++errors;
>+  }
>+  gl.texSubImage2D(gl.TEXTURE_2D, 0, width - 1, height, 1, 1, opt_format, opt_type, buf);
>+  if (gl.getError() == gl.NO_ERROR) {
>+    testFailed("Texture was taller than " + height);
>+    ++errors;
>+  }
>+  gl.texSubImage2D(gl.TEXTURE_2D, 0, width, height - 1, 1, 1, opt_format, opt_type, buf);
>+  if (gl.getError() == gl.NO_ERROR) {
>+    testFailed("Texture was wider than " + width);
>+    ++errors;
>+  }
>+  if (errors == 0) {
>+    testPassed("Texture had the expected size " + width + "x" + height);
>+  }
>+};
>+
>+/**
>+ * Makes a shallow copy of an object.
>+ * @param {!Object} src Object to copy
>+ * @return {!Object} The copy of src.
>+ */
>+var shallowCopyObject = function(src) {
>+  var dst = {};
>+  for (var attr in src) {
>+    if (src.hasOwnProperty(attr)) {
>+      dst[attr] = src[attr];
>+    }
>+  }
>+  return dst;
>+};
>+
>+/**
>+ * Checks if an attribute exists on an object case insensitive.
>+ * @param {!Object} obj Object to check
>+ * @param {string} attr Name of attribute to look for.
>+ * @return {string?} The name of the attribute if it exists,
>+ *         undefined if not.
>+ */
>+var hasAttributeCaseInsensitive = function(obj, attr) {
>+  var lower = attr.toLowerCase();
>+  for (var key in obj) {
>+    if (obj.hasOwnProperty(key) && key.toLowerCase() == lower) {
>+      return key;
>+    }
>+  }
>+};
>+
>+/**
>+ * Returns a map of URL querystring options
>+ * @return {Object?} Object containing all the values in the URL querystring
>+ */
>+var getUrlOptions = (function() {
>+  var _urlOptionsParsed = false;
>+  var _urlOptions = {};
>+  return function() {
>+    if (!_urlOptionsParsed) {
>+      var s = window.location.href;
>+      var q = s.indexOf("?");
>+      var e = s.indexOf("#");
>+      if (e < 0) {
>+        e = s.length;
>+      }
>+      var query = s.substring(q + 1, e);
>+      var pairs = query.split("&");
>+      for (var ii = 0; ii < pairs.length; ++ii) {
>+        var keyValue = pairs[ii].split("=");
>+        var key = keyValue[0];
>+        var value = decodeURIComponent(keyValue[1]);
>+        _urlOptions[key] = value;
>+      }
>+      _urlOptionsParsed = true;
>+    }
>+
>+    return _urlOptions;
>+  }
>+})();
>+
>+var default3DContextVersion = 1;
>+
>+/**
>+ * Set the default context version for create3DContext.
>+ * Initially the default version is 1.
>+ * @param {number} Default version of WebGL contexts.
>+ */
>+var setDefault3DContextVersion = function(version) {
>+    default3DContextVersion = version;
>+};
>+
>+/**
>+ * Get the default contex version for create3DContext.
>+ * First it looks at the URI option |webglVersion|. If it does not exist,
>+ * then look at the global default3DContextVersion variable.
>+ */
>+var getDefault3DContextVersion = function() {
>+    return parseInt(getUrlOptions().webglVersion, 10) || default3DContextVersion;
>+};
>+
>+/**
>+ * Creates a webgl context.
>+ * @param {!Canvas|string} opt_canvas The canvas tag to get
>+ *     context from. If one is not passed in one will be
>+ *     created. If it's a string it's assumed to be the id of a
>+ *     canvas.
>+ * @param {Object} opt_attributes Context attributes.
>+ * @param {!number} opt_version Version of WebGL context to create.
>+ *     The default version can be set by calling setDefault3DContextVersion.
>+ * @return {!WebGLRenderingContext} The created context.
>+ */
>+var create3DContext = function(opt_canvas, opt_attributes, opt_version) {
>+  if (window.initTestingHarness) {
>+    window.initTestingHarness();
>+  }
>+  var attributes = shallowCopyObject(opt_attributes || {});
>+  if (!hasAttributeCaseInsensitive(attributes, "antialias")) {
>+    attributes.antialias = false;
>+  }
>+  if (!opt_version) {
>+    opt_version = parseInt(getUrlOptions().webglVersion, 10) || default3DContextVersion;
>+  }
>+  opt_canvas = opt_canvas || document.createElement("canvas");
>+  if (typeof opt_canvas == 'string') {
>+    opt_canvas = document.getElementById(opt_canvas);
>+  }
>+  var context = null;
>+
>+  var names;
>+  switch (opt_version) {
>+    case 2:
>+      names = ["webgl2"]; break;
>+    default:
>+      names = ["webgl", "experimental-webgl"]; break;
>+  }
>+
>+  for (var i = 0; i < names.length; ++i) {
>+    try {
>+      context = opt_canvas.getContext(names[i], attributes);
>+    } catch (e) {
>+    }
>+    if (context) {
>+      break;
>+    }
>+  }
>+  if (!context) {
>+    testFailed("Unable to fetch WebGL rendering context for Canvas");
>+  }
>+  return context;
>+};
>+
>+/**
>+ * Defines the exception type for a GL error.
>+ * @constructor
>+ * @param {string} message The error message.
>+ * @param {number} error GL error code
>+ */
>+function GLErrorException (message, error) {
>+   this.message = message;
>+   this.name = "GLErrorException";
>+   this.error = error;
>+};
>+
>+/**
>+ * Wraps a WebGL function with a function that throws an exception if there is
>+ * an error.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} fname Name of function to wrap.
>+ * @return {function()} The wrapped function.
>+ */
>+var createGLErrorWrapper = function(context, fname) {
>+  return function() {
>+    var rv = context[fname].apply(context, arguments);
>+    var err = context.getError();
>+    if (err != context.NO_ERROR) {
>+      var msg = "GL error " + glEnumToString(context, err) + " in " + fname;
>+      throw new GLErrorException(msg, err);
>+    }
>+    return rv;
>+  };
>+};
>+
>+/**
>+ * Creates a WebGL context where all functions are wrapped to throw an exception
>+ * if there is an error.
>+ * @param {!Canvas} canvas The HTML canvas to get a context from.
>+ * @param {Object} opt_attributes Context attributes.
>+ * @param {!number} opt_version Version of WebGL context to create
>+ * @return {!Object} The wrapped context.
>+ */
>+function create3DContextWithWrapperThatThrowsOnGLError(canvas, opt_attributes, opt_version) {
>+  var context = create3DContext(canvas, opt_attributes, opt_version);
>+  var wrap = {};
>+  for (var i in context) {
>+    try {
>+      if (typeof context[i] == 'function') {
>+        wrap[i] = createGLErrorWrapper(context, i);
>+      } else {
>+        wrap[i] = context[i];
>+      }
>+    } catch (e) {
>+      error("createContextWrapperThatThrowsOnGLError: Error accessing " + i);
>+    }
>+  }
>+  wrap.getError = function() {
>+      return context.getError();
>+  };
>+  return wrap;
>+};
>+
>+/**
>+ * Tests that an evaluated expression generates a specific GL error.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number|Array.<number>} glErrors The expected gl error or an array of expected errors.
>+ * @param {string} evalStr The string to evaluate.
>+ */
>+var shouldGenerateGLError = function(gl, glErrors, evalStr, opt_msg) {
>+  var exception;
>+  try {
>+    eval(evalStr);
>+  } catch (e) {
>+    exception = e;
>+  }
>+  if (exception) {
>+    testFailed(evalStr + " threw exception " + exception);
>+    return -1;
>+  } else {
>+    if (!opt_msg) {
>+      opt_msg = "after evaluating: " + evalStr;
>+    }
>+    return glErrorShouldBe(gl, glErrors, opt_msg);
>+  }
>+};
>+
>+/**
>+ * Tests that an evaluated expression does not generate a GL error.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} evalStr The string to evaluate.
>+ */
>+var failIfGLError = function(gl, evalStr) {
>+  var exception;
>+  try {
>+    eval(evalStr);
>+  } catch (e) {
>+    exception = e;
>+  }
>+  if (exception) {
>+    testFailed(evalStr + " threw exception " + exception);
>+  } else {
>+    glErrorShouldBeImpl(gl, gl.NO_ERROR, false, "after evaluating: " + evalStr);
>+  }
>+};
>+
>+/**
>+ * Tests that the first error GL returns is the specified error.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number|Array.<number>} glErrors The expected gl error or an array of expected errors.
>+ * @param {string} opt_msg Optional additional message.
>+ */
>+var glErrorShouldBe = function(gl, glErrors, opt_msg) {
>+  return glErrorShouldBeImpl(gl, glErrors, true, opt_msg);
>+};
>+
>+
>+
>+/**
>+ * Tests that the first error GL returns is the specified error. Allows suppression of successes.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {number|Array.<number>} glErrors The expected gl error or an array of expected errors.
>+ * @param {boolean} reportSuccesses Whether to report successes as passes, or to silently pass.
>+ * @param {string} opt_msg Optional additional message.
>+ */
>+var glErrorShouldBeImpl = function(gl, glErrors, reportSuccesses, opt_msg) {
>+  if (!glErrors.length) {
>+    glErrors = [glErrors];
>+  }
>+  opt_msg = opt_msg || "";
>+  var err = gl.getError();
>+  var ndx = glErrors.indexOf(err);
>+  var errStrs = [];
>+  for (var ii = 0; ii < glErrors.length; ++ii) {
>+    errStrs.push(glEnumToString(gl, glErrors[ii]));
>+  }
>+  var expected = errStrs.join(" or ");
>+  if (ndx < 0) {
>+    var msg = "getError expected" + ((glErrors.length > 1) ? " one of: " : ": ");
>+    testFailed(msg + expected +  ". Was " + glEnumToString(gl, err) + " : " + opt_msg);
>+  } else if (reportSuccesses) {
>+    var msg = "getError was " + ((glErrors.length > 1) ? "one of: " : "expected value: ");
>+    testPassed(msg + expected + " : " + opt_msg);
>+  }
>+  return err;
>+};
>+
>+/**
>+ * Links a WebGL program, throws if there are errors.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!WebGLProgram} program The WebGLProgram to link.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ */
>+var linkProgram = function(gl, program, opt_errorCallback) {
>+  var errFn = opt_errorCallback || testFailed;
>+  // Link the program
>+  gl.linkProgram(program);
>+
>+  // Check the link status
>+  var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
>+  if (!linked) {
>+    // something went wrong with the link
>+    var error = gl.getProgramInfoLog (program);
>+
>+    errFn("Error in program linking:" + error);
>+
>+    gl.deleteProgram(program);
>+  }
>+};
>+
>+/**
>+ * Loads text from an external file. This function is asynchronous.
>+ * @param {string} url The url of the external file.
>+ * @param {!function(bool, string): void} callback that is sent a bool for
>+ *     success and the string.
>+ */
>+var loadTextFileAsync = function(url, callback) {
>+  log ("loading: " + url);
>+  var error = 'loadTextFileAsync failed to load url "' + url + '"';
>+  var request;
>+  if (window.XMLHttpRequest) {
>+    request = new XMLHttpRequest();
>+    if (request.overrideMimeType) {
>+      request.overrideMimeType('text/plain');
>+    }
>+  } else {
>+    throw 'XMLHttpRequest is disabled';
>+  }
>+  try {
>+    request.open('GET', url, true);
>+    request.onreadystatechange = function() {
>+      if (request.readyState == 4) {
>+        var text = '';
>+        // HTTP reports success with a 200 status. The file protocol reports
>+        // success with zero. HTTP does not use zero as a status code (they
>+        // start at 100).
>+        // https://developer.mozilla.org/En/Using_XMLHttpRequest
>+        var success = request.status == 200 || request.status == 0;
>+        if (success) {
>+          text = request.responseText;
>+          log("completed load request: " + url);
>+        } else {
>+          log("loading " + url + " resulted in unexpected status: " + request.status + " " + request.statusText);
>+        }
>+        callback(success, text);
>+      }
>+    };
>+    request.onerror = function(errorEvent) {
>+      log("error occurred loading " + url);
>+      callback(false, '');
>+    };
>+    request.send(null);
>+  } catch (err) {
>+    log("failed to load: " + url + " with exception " + err.message);
>+    callback(false, '');
>+  }
>+};
>+
>+/**
>+ * Recursively loads a file as a list. Each line is parsed for a relative
>+ * path. If the file ends in .txt the contents of that file is inserted in
>+ * the list.
>+ *
>+ * @param {string} url The url of the external file.
>+ * @param {!function(bool, Array<string>): void} callback that is sent a bool
>+ *     for success and the array of strings.
>+ */
>+var getFileListAsync = function(url, callback) {
>+  var files = [];
>+
>+  var getFileListImpl = function(url, callback) {
>+    var files = [];
>+    if (url.substr(url.length - 4) == '.txt') {
>+      loadTextFileAsync(url, function() {
>+        return function(success, text) {
>+          if (!success) {
>+            callback(false, '');
>+            return;
>+          }
>+          var lines = text.split('\n');
>+          var prefix = '';
>+          var lastSlash = url.lastIndexOf('/');
>+          if (lastSlash >= 0) {
>+            prefix = url.substr(0, lastSlash + 1);
>+          }
>+          var fail = false;
>+          var count = 1;
>+          var index = 0;
>+          for (var ii = 0; ii < lines.length; ++ii) {
>+            var str = lines[ii].replace(/^\s\s*/, '').replace(/\s\s*$/, '');
>+            if (str.length > 4 &&
>+                str[0] != '#' &&
>+                str[0] != ";" &&
>+                str.substr(0, 2) != "//") {
>+              var names = str.split(/ +/);
>+              var new_url = prefix + str;
>+              if (names.length == 1) {
>+                new_url = prefix + str;
>+                ++count;
>+                getFileListImpl(new_url, function(index) {
>+                  return function(success, new_files) {
>+                    log("got files: " + new_files.length);
>+                    if (success) {
>+                      files[index] = new_files;
>+                    }
>+                    finish(success);
>+                  };
>+                }(index++));
>+              } else {
>+                var s = "";
>+                var p = "";
>+                for (var jj = 0; jj < names.length; ++jj) {
>+                  s += p + prefix + names[jj];
>+                  p = " ";
>+                }
>+                files[index++] = s;
>+              }
>+            }
>+          }
>+          finish(true);
>+
>+          function finish(success) {
>+            if (!success) {
>+              fail = true;
>+            }
>+            --count;
>+            log("count: " + count);
>+            if (!count) {
>+              callback(!fail, files);
>+            }
>+          }
>+        }
>+      }());
>+
>+    } else {
>+      files.push(url);
>+      callback(true, files);
>+    }
>+  };
>+
>+  getFileListImpl(url, function(success, files) {
>+    // flatten
>+    var flat = [];
>+    flatten(files);
>+    function flatten(files) {
>+      for (var ii = 0; ii < files.length; ++ii) {
>+        var value = files[ii];
>+        if (typeof(value) == "string") {
>+          flat.push(value);
>+        } else {
>+          flatten(value);
>+        }
>+      }
>+    }
>+    callback(success, flat);
>+  });
>+};
>+
>+/**
>+ * Gets a file from a file/URL.
>+ * @param {string} file the URL of the file to get.
>+ * @return {string} The contents of the file.
>+ */
>+var readFile = function(file) {
>+  var xhr = new XMLHttpRequest();
>+  xhr.open("GET", file, false);
>+  xhr.overrideMimeType("text/plain");
>+  xhr.send();
>+  return xhr.responseText.replace(/\r/g, "");
>+};
>+
>+var readFileList = function(url) {
>+  var files = [];
>+  if (url.substr(url.length - 4) == '.txt') {
>+    var lines = readFile(url).split('\n');
>+    var prefix = '';
>+    var lastSlash = url.lastIndexOf('/');
>+    if (lastSlash >= 0) {
>+      prefix = url.substr(0, lastSlash + 1);
>+    }
>+    for (var ii = 0; ii < lines.length; ++ii) {
>+      var str = lines[ii].replace(/^\s\s*/, '').replace(/\s\s*$/, '');
>+      if (str.length > 4 &&
>+          str[0] != '#' &&
>+          str[0] != ";" &&
>+          str.substr(0, 2) != "//") {
>+        var names = str.split(/ +/);
>+        if (names.length == 1) {
>+          var new_url = prefix + str;
>+          files = files.concat(readFileList(new_url));
>+        } else {
>+          var s = "";
>+          var p = "";
>+          for (var jj = 0; jj < names.length; ++jj) {
>+            s += p + prefix + names[jj];
>+            p = " ";
>+          }
>+          files.push(s);
>+        }
>+      }
>+    }
>+  } else {
>+    files.push(url);
>+  }
>+  return files;
>+};
>+
>+/**
>+ * Loads a shader.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} shaderSource The shader source.
>+ * @param {number} shaderType The type of shader.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ * @param {boolean} opt_logShaders Whether to log shader source.
>+ * @param {string} opt_shaderLabel Label that identifies the shader source in
>+ *     the log.
>+ * @param {string} opt_url URL from where the shader source was loaded from.
>+ *     If opt_logShaders is set, then a link to the source file will also be
>+ *     added.
>+ * @param {boolean} Skip compilation status check. Default = false.
>+ * @return {!WebGLShader} The created shader.
>+ */
>+var loadShader = function(
>+    gl, shaderSource, shaderType, opt_errorCallback, opt_logShaders,
>+    opt_shaderLabel, opt_url, opt_skipCompileStatus) {
>+  var errFn = opt_errorCallback || error;
>+  // Create the shader object
>+  var shader = gl.createShader(shaderType);
>+  if (shader == null) {
>+    errFn("*** Error: unable to create shader '"+shaderSource+"'");
>+    return null;
>+  }
>+
>+  // Load the shader source
>+  gl.shaderSource(shader, shaderSource);
>+
>+  // Compile the shader
>+  gl.compileShader(shader);
>+
>+  if (opt_logShaders) {
>+    var label = shaderType == gl.VERTEX_SHADER ? 'vertex shader' : 'fragment_shader';
>+    if (opt_shaderLabel) {
>+      label = opt_shaderLabel + ' ' + label;
>+    }
>+    addShaderSources(
>+        gl, document.getElementById('console'), label, shader, shaderSource, opt_url);
>+  }
>+
>+  // Check the compile status
>+  if (!opt_skipCompileStatus) {
>+    var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
>+    if (!compiled) {
>+      // Something went wrong during compilation; get the error
>+      lastError = gl.getShaderInfoLog(shader);
>+      errFn("*** Error compiling " + glEnumToString(gl, shaderType) + " '" + shader + "':" + lastError);
>+      gl.deleteShader(shader);
>+      return null;
>+    }
>+  }
>+
>+  return shader;
>+}
>+
>+/**
>+ * Loads a shader from a URL.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {file} file The URL of the shader source.
>+ * @param {number} type The type of shader.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ * @param {boolean} opt_logShaders Whether to log shader source.
>+ * @param {boolean} Skip compilation status check. Default = false.
>+ * @return {!WebGLShader} The created shader.
>+ */
>+var loadShaderFromFile = function(
>+    gl, file, type, opt_errorCallback, opt_logShaders, opt_skipCompileStatus) {
>+  var shaderSource = readFile(file);
>+  return loadShader(gl, shaderSource, type, opt_errorCallback,
>+      opt_logShaders, undefined, file, opt_skipCompileStatus);
>+};
>+
>+var loadShaderFromFileAsync = function(
>+    gl, file, type, opt_errorCallback, opt_logShaders, opt_skipCompileStatus, callback) {
>+  loadTextFileAsync(file, function(gl, type, opt_errorCallback, opt_logShaders, file, opt_skipCompileStatus){
>+      return function(success, shaderSource) {
>+        if (success) {
>+          var shader = loadShader(gl, shaderSource, type, opt_errorCallback,
>+              opt_logShaders, undefined, file, opt_skipCompileStatus);
>+          callback(true, shader);
>+        } else {
>+          callback(false, null);
>+        }
>+      }
>+  }(gl, type, opt_errorCallback, opt_logShaders, file, opt_skipCompileStatus));
>+};
>+
>+/**
>+ * Gets the content of script.
>+ * @param {string} scriptId The id of the script tag.
>+ * @return {string} The content of the script.
>+ */
>+var getScript = function(scriptId) {
>+  var shaderScript = document.getElementById(scriptId);
>+  if (!shaderScript) {
>+    throw("*** Error: unknown script element " + scriptId);
>+  }
>+  return shaderScript.text;
>+};
>+
>+/**
>+ * Loads a shader from a script tag.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} scriptId The id of the script tag.
>+ * @param {number} opt_shaderType The type of shader. If not passed in it will
>+ *     be derived from the type of the script tag.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ * @param {boolean} opt_logShaders Whether to log shader source.
>+ * @param {boolean} Skip compilation status check. Default = false.
>+ * @return {!WebGLShader} The created shader.
>+ */
>+var loadShaderFromScript = function(
>+    gl, scriptId, opt_shaderType, opt_errorCallback, opt_logShaders, opt_skipCompileStatus) {
>+  var shaderSource = "";
>+  var shaderScript = document.getElementById(scriptId);
>+  if (!shaderScript) {
>+    throw("*** Error: unknown script element " + scriptId);
>+  }
>+  shaderSource = shaderScript.text;
>+
>+  if (!opt_shaderType) {
>+    if (shaderScript.type == "x-shader/x-vertex") {
>+      opt_shaderType = gl.VERTEX_SHADER;
>+    } else if (shaderScript.type == "x-shader/x-fragment") {
>+      opt_shaderType = gl.FRAGMENT_SHADER;
>+    } else {
>+      throw("*** Error: unknown shader type");
>+      return null;
>+    }
>+  }
>+
>+  return loadShader(gl, shaderSource, opt_shaderType, opt_errorCallback,
>+      opt_logShaders, undefined, undefined, opt_skipCompileStatus);
>+};
>+
>+var loadStandardProgram = function(gl) {
>+  var program = gl.createProgram();
>+  gl.attachShader(program, loadStandardVertexShader(gl));
>+  gl.attachShader(program, loadStandardFragmentShader(gl));
>+  gl.bindAttribLocation(program, 0, "a_vertex");
>+  gl.bindAttribLocation(program, 1, "a_normal");
>+  linkProgram(gl, program);
>+  return program;
>+};
>+
>+var loadStandardProgramAsync = function(gl, callback) {
>+  loadStandardVertexShaderAsync(gl, function(gl) {
>+    return function(success, vs) {
>+      if (success) {
>+        loadStandardFragmentShaderAsync(gl, function(vs) {
>+          return function(success, fs) {
>+            if (success) {
>+              var program = gl.createProgram();
>+              gl.attachShader(program, vs);
>+              gl.attachShader(program, fs);
>+              gl.bindAttribLocation(program, 0, "a_vertex");
>+              gl.bindAttribLocation(program, 1, "a_normal");
>+              linkProgram(gl, program);
>+              callback(true, program);
>+            } else {
>+              callback(false, null);
>+            }
>+          };
>+        }(vs));
>+      } else {
>+        callback(false, null);
>+      }
>+    };
>+  }(gl));
>+};
>+
>+/**
>+ * Loads shaders from files, creates a program, attaches the shaders and links.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} vertexShaderPath The URL of the vertex shader.
>+ * @param {string} fragmentShaderPath The URL of the fragment shader.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ * @return {!WebGLProgram} The created program.
>+ */
>+var loadProgramFromFile = function(
>+    gl, vertexShaderPath, fragmentShaderPath, opt_errorCallback) {
>+  var program = gl.createProgram();
>+  var vs = loadShaderFromFile(
>+      gl, vertexShaderPath, gl.VERTEX_SHADER, opt_errorCallback);
>+  var fs = loadShaderFromFile(
>+      gl, fragmentShaderPath, gl.FRAGMENT_SHADER, opt_errorCallback);
>+  if (vs && fs) {
>+    gl.attachShader(program, vs);
>+    gl.attachShader(program, fs);
>+    linkProgram(gl, program, opt_errorCallback);
>+  }
>+  if (vs) {
>+    gl.deleteShader(vs);
>+  }
>+  if (fs) {
>+    gl.deleteShader(fs);
>+  }
>+  return program;
>+};
>+
>+/**
>+ * Loads shaders from script tags, creates a program, attaches the shaders and
>+ * links.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} vertexScriptId The id of the script tag that contains the
>+ *        vertex shader.
>+ * @param {string} fragmentScriptId The id of the script tag that contains the
>+ *        fragment shader.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ * @return {!WebGLProgram} The created program.
>+ */
>+var loadProgramFromScript = function loadProgramFromScript(
>+    gl, vertexScriptId, fragmentScriptId, opt_errorCallback) {
>+  var program = gl.createProgram();
>+  gl.attachShader(
>+      program,
>+      loadShaderFromScript(
>+          gl, vertexScriptId, gl.VERTEX_SHADER, opt_errorCallback));
>+  gl.attachShader(
>+      program,
>+      loadShaderFromScript(
>+          gl, fragmentScriptId,  gl.FRAGMENT_SHADER, opt_errorCallback));
>+  linkProgram(gl, program, opt_errorCallback);
>+  return program;
>+};
>+
>+/**
>+ * Loads shaders from source, creates a program, attaches the shaders and
>+ * links.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!WebGLShader} vertexShader The vertex shader.
>+ * @param {!WebGLShader} fragmentShader The fragment shader.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ * @return {!WebGLProgram} The created program.
>+ */
>+var createProgram = function(gl, vertexShader, fragmentShader, opt_errorCallback) {
>+  var program = gl.createProgram();
>+  gl.attachShader(program, vertexShader);
>+  gl.attachShader(program, fragmentShader);
>+  linkProgram(gl, program, opt_errorCallback);
>+  return program;
>+};
>+
>+/**
>+ * Loads shaders from source, creates a program, attaches the shaders and
>+ * links.
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} vertexShader The vertex shader source.
>+ * @param {string} fragmentShader The fragment shader source.
>+ * @param {function(string): void} opt_errorCallback callback for errors.
>+ * @param {boolean} opt_logShaders Whether to log shader source.
>+ * @return {!WebGLProgram} The created program.
>+ */
>+var loadProgram = function(
>+    gl, vertexShader, fragmentShader, opt_errorCallback, opt_logShaders) {
>+  var program;
>+  var vs = loadShader(
>+      gl, vertexShader, gl.VERTEX_SHADER, opt_errorCallback, opt_logShaders);
>+  var fs = loadShader(
>+      gl, fragmentShader, gl.FRAGMENT_SHADER, opt_errorCallback, opt_logShaders);
>+  if (vs && fs) {
>+    program = createProgram(gl, vs, fs, opt_errorCallback)
>+  }
>+  if (vs) {
>+    gl.deleteShader(vs);
>+  }
>+  if (fs) {
>+    gl.deleteShader(fs);
>+  }
>+  return program;
>+};
>+
>+/**
>+ * Loads shaders from source, creates a program, attaches the shaders and
>+ * links but expects error.
>+ *
>+ * GLSL 1.0.17 10.27 effectively says that compileShader can
>+ * always succeed as long as linkProgram fails so we can't
>+ * rely on compileShader failing. This function expects
>+ * one of the shader to fail OR linking to fail.
>+ *
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} vertexShaderScriptId The vertex shader.
>+ * @param {string} fragmentShaderScriptId The fragment shader.
>+ * @return {WebGLProgram} The created program.
>+ */
>+var loadProgramFromScriptExpectError = function(
>+    gl, vertexShaderScriptId, fragmentShaderScriptId) {
>+  var vertexShader = loadShaderFromScript(gl, vertexShaderScriptId);
>+  if (!vertexShader) {
>+    return null;
>+  }
>+  var fragmentShader = loadShaderFromScript(gl, fragmentShaderScriptId);
>+  if (!fragmentShader) {
>+    return null;
>+  }
>+  var linkSuccess = true;
>+  var program = gl.createProgram();
>+  gl.attachShader(program, vertexShader);
>+  gl.attachShader(program, fragmentShader);
>+  linkSuccess = true;
>+  linkProgram(gl, program, function() {
>+      linkSuccess = false;
>+    });
>+  return linkSuccess ? program : null;
>+};
>+
>+
>+var getActiveMap = function(gl, program, typeInfo) {
>+  var numVariables = gl.getProgramParameter(program, gl[typeInfo.param]);
>+  var variables = {};
>+  for (var ii = 0; ii < numVariables; ++ii) {
>+    var info = gl[typeInfo.activeFn](program, ii);
>+    variables[info.name] = {
>+      name: info.name,
>+      size: info.size,
>+      type: info.type,
>+      location: gl[typeInfo.locFn](program, info.name)
>+    };
>+  }
>+  return variables;
>+};
>+
>+/**
>+ * Returns a map of attrib names to info about those
>+ * attribs.
>+ *
>+ * eg:
>+ *    { "attrib1Name":
>+ *      {
>+ *        name: "attrib1Name",
>+ *        size: 1,
>+ *        type: gl.FLOAT_MAT2,
>+ *        location: 0
>+ *      },
>+ *      "attrib2Name[0]":
>+ *      {
>+ *         name: "attrib2Name[0]",
>+ *         size: 4,
>+ *         type: gl.FLOAT,
>+ *         location: 1
>+ *      },
>+ *    }
>+ *
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {WebGLProgram} The program to query for attribs.
>+ * @return the map.
>+ */
>+var getAttribMap = function(gl, program) {
>+  return getActiveMap(gl, program, {
>+      param: "ACTIVE_ATTRIBUTES",
>+      activeFn: "getActiveAttrib",
>+      locFn: "getAttribLocation"
>+  });
>+};
>+
>+/**
>+ * Returns a map of uniform names to info about those uniforms.
>+ *
>+ * eg:
>+ *    { "uniform1Name":
>+ *      {
>+ *        name: "uniform1Name",
>+ *        size: 1,
>+ *        type: gl.FLOAT_MAT2,
>+ *        location: WebGLUniformLocation
>+ *      },
>+ *      "uniform2Name[0]":
>+ *      {
>+ *         name: "uniform2Name[0]",
>+ *         size: 4,
>+ *         type: gl.FLOAT,
>+ *         location: WebGLUniformLocation
>+ *      },
>+ *    }
>+ *
>+ * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {WebGLProgram} The program to query for uniforms.
>+ * @return the map.
>+ */
>+var getUniformMap = function(gl, program) {
>+  return getActiveMap(gl, program, {
>+      param: "ACTIVE_UNIFORMS",
>+      activeFn: "getActiveUniform",
>+      locFn: "getUniformLocation"
>+  });
>+};
>+
>+var basePath;
>+var getResourcePath = function() {
>+  if (!basePath) {
>+    var expectedBase = "js/webgl-test-utils.js";
>+    var scripts = document.getElementsByTagName('script');
>+    for (var script, i = 0; script = scripts[i]; i++) {
>+      var src = script.src;
>+      var l = src.length;
>+      if (src.substr(l - expectedBase.length) == expectedBase) {
>+        basePath = src.substr(0, l - expectedBase.length);
>+      }
>+    }
>+  }
>+  return basePath + "resources/";
>+};
>+
>+var loadStandardVertexShader = function(gl) {
>+  return loadShaderFromFile(
>+      gl, getResourcePath() + "vertexShader.vert", gl.VERTEX_SHADER);
>+};
>+var loadStandardVertexShaderAsync = function(gl, callback) {
>+  loadShaderFromFileAsync(gl, getResourcePath() + "vertexShader.vert", gl.VERTEX_SHADER, undefined, undefined, undefined, callback);
>+};
>+
>+var loadStandardFragmentShader = function(gl) {
>+  return loadShaderFromFile(
>+      gl, getResourcePath() + "fragmentShader.frag", gl.FRAGMENT_SHADER);
>+};
>+var loadStandardFragmentShaderAsync = function(gl, callback) {
>+  loadShaderFromFileAsync(gl, getResourcePath() + "fragmentShader.frag", gl.FRAGMENT_SHADER, undefined, undefined, undefined, callback);
>+};
>+
>+var loadUniformBlockProgram = function(gl) {
>+  var program = gl.createProgram();
>+  gl.attachShader(program, loadUniformBlockVertexShader(gl));
>+  gl.attachShader(program, loadUniformBlockFragmentShader(gl));
>+  gl.bindAttribLocation(program, 0, "a_vertex");
>+  gl.bindAttribLocation(program, 1, "a_normal");
>+  linkProgram(gl, program);
>+  return program;
>+};
>+
>+var loadUniformBlockVertexShader = function(gl) {
>+  return loadShaderFromFile(
>+      gl, getResourcePath() + "uniformBlockShader.vert", gl.VERTEX_SHADER);
>+};
>+
>+var loadUniformBlockFragmentShader = function(gl) {
>+  return loadShaderFromFile(
>+      gl, getResourcePath() + "uniformBlockShader.frag", gl.FRAGMENT_SHADER);
>+};
>+
>+/**
>+ * Loads an image asynchronously.
>+ * @param {string} url URL of image to load.
>+ * @param {!function(!Element): void} callback Function to call
>+ *     with loaded image.
>+ */
>+var loadImageAsync = function(url, callback) {
>+  var img = document.createElement('img');
>+  img.onload = function() {
>+    callback(img);
>+  };
>+  img.src = url;
>+};
>+
>+/**
>+ * Loads an array of images.
>+ * @param {!Array.<string>} urls URLs of images to load.
>+ * @param {!function(!{string, img}): void} callback Callback
>+ *     that gets passed map of urls to img tags.
>+ */
>+var loadImagesAsync = function(urls, callback) {
>+  var count = 1;
>+  var images = { };
>+  function countDown() {
>+    --count;
>+    if (count == 0) {
>+      log("loadImagesAsync: all images loaded");
>+      callback(images);
>+    }
>+  }
>+  function imageLoaded(url) {
>+    return function(img) {
>+      images[url] = img;
>+      log("loadImagesAsync: loaded " + url);
>+      countDown();
>+    }
>+  }
>+  for (var ii = 0; ii < urls.length; ++ii) {
>+    ++count;
>+    loadImageAsync(urls[ii], imageLoaded(urls[ii]));
>+  }
>+  countDown();
>+};
>+
>+/**
>+ * Returns a map of key=value values from url.
>+ * @return {!Object.<string, number>} map of keys to values.
>+ */
>+var getUrlArguments = function() {
>+  var args = {};
>+  try {
>+    var s = window.location.href;
>+    var q = s.indexOf("?");
>+    var e = s.indexOf("#");
>+    if (e < 0) {
>+      e = s.length;
>+    }
>+    var query = s.substring(q + 1, e);
>+    var pairs = query.split("&");
>+    for (var ii = 0; ii < pairs.length; ++ii) {
>+      var keyValue = pairs[ii].split("=");
>+      var key = keyValue[0];
>+      var value = decodeURIComponent(keyValue[1]);
>+      args[key] = value;
>+    }
>+  } catch (e) {
>+    throw "could not parse url";
>+  }
>+  return args;
>+};
>+
>+/**
>+ * Makes an image from a src.
>+ * @param {string} src Image source URL.
>+ * @param {function()} onload Callback to call when the image has finised loading.
>+ * @param {function()} onerror Callback to call when an error occurs.
>+ * @return {!Image} The created image.
>+ */
>+var makeImage = function(src, onload, onerror) {
>+  var img = document.createElement('img');
>+  if (onload) {
>+    img.onload = onload;
>+  }
>+  if (onerror) {
>+    img.onerror = onerror;
>+  } else {
>+    img.onerror = function() {
>+      log("WARNING: creating image failed; src: " + this.src);
>+    };
>+  }
>+  if (src) {
>+    img.src = src;
>+  }
>+  return img;
>+}
>+
>+/**
>+ * Makes an image element from a canvas.
>+ * @param {!HTMLCanvas} canvas Canvas to make image from.
>+ * @param {function()} onload Callback to call when the image has finised loading.
>+ * @param {string} imageFormat Image format to be passed to toDataUrl().
>+ * @return {!Image} The created image.
>+ */
>+var makeImageFromCanvas = function(canvas, onload, imageFormat) {
>+  return makeImage(canvas.toDataURL(imageFormat), onload);
>+};
>+
>+/**
>+ * Makes a video element from a src.
>+ * @param {string} src Video source URL.
>+ * @param {function()} onerror Callback to call when an error occurs.
>+ * @return {!Video} The created video.
>+ */
>+var makeVideo = function(src, onerror) {
>+  var vid = document.createElement('video');
>+  if (onerror) {
>+    vid.onerror = onerror;
>+  } else {
>+    vid.onerror = function() {
>+      log("WARNING: creating video failed; src: " + this.src);
>+    };
>+  }
>+  if (src) {
>+    vid.src = src;
>+  }
>+  return vid;
>+}
>+
>+/**
>+ * Inserts an image with a caption into 'element'.
>+ * @param {!HTMLElement} element Element to append image to.
>+ * @param {string} caption caption to associate with image.
>+ * @param {!Image} img image to insert.
>+ */
>+var insertImage = function(element, caption, img) {
>+  var div = document.createElement("div");
>+  var label = document.createElement("div");
>+  label.appendChild(document.createTextNode(caption));
>+  div.appendChild(label);
>+  div.appendChild(img);
>+  element.appendChild(div);
>+};
>+
>+/**
>+ * Inserts a 'label' that when clicked expands to the pre formatted text
>+ * supplied by 'source'.
>+ * @param {!HTMLElement} element element to append label to.
>+ * @param {string} label label for anchor.
>+ * @param {string} source preformatted text to expand to.
>+ * @param {string} opt_url URL of source. If provided a link to the source file
>+ *     will also be added.
>+ */
>+var addShaderSource = function(element, label, source, opt_url) {
>+  var div = document.createElement("div");
>+  var s = document.createElement("pre");
>+  s.className = "shader-source";
>+  s.style.display = "none";
>+  var ol = document.createElement("ol");
>+  //s.appendChild(document.createTextNode(source));
>+  var lines = source.split("\n");
>+  for (var ii = 0; ii < lines.length; ++ii) {
>+    var line = lines[ii];
>+    var li = document.createElement("li");
>+    li.appendChild(document.createTextNode(line));
>+    ol.appendChild(li);
>+  }
>+  s.appendChild(ol);
>+  var l = document.createElement("a");
>+  l.href = "show-shader-source";
>+  l.appendChild(document.createTextNode(label));
>+  l.addEventListener('click', function(event) {
>+      if (event.preventDefault) {
>+        event.preventDefault();
>+      }
>+      s.style.display = (s.style.display == 'none') ? 'block' : 'none';
>+      return false;
>+    }, false);
>+  div.appendChild(l);
>+  if (opt_url) {
>+    var u = document.createElement("a");
>+    u.href = opt_url;
>+    div.appendChild(document.createTextNode(" "));
>+    u.appendChild(document.createTextNode("(" + opt_url + ")"));
>+    div.appendChild(u);
>+  }
>+  div.appendChild(s);
>+  element.appendChild(div);
>+};
>+
>+/**
>+ * Inserts labels that when clicked expand to show the original source of the
>+ * shader and also translated source of the shader, if that is available.
>+ * @param {WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {!HTMLElement} element element to append label to.
>+ * @param {string} label label for anchor.
>+ * @param {WebGLShader} shader Shader to show the sources for.
>+ * @param {string} shaderSource Original shader source.
>+ * @param {string} opt_url URL of source. If provided a link to the source file
>+ *     will also be added.
>+ */
>+var addShaderSources = function(
>+    gl, element, label, shader, shaderSource, opt_url) {
>+  addShaderSource(element, label, shaderSource, opt_url);
>+
>+  var debugShaders = gl.getExtension('WEBGL_debug_shaders');
>+  if (debugShaders && shader) {
>+    var translatedSource = debugShaders.getTranslatedShaderSource(shader);
>+    if (translatedSource != '') {
>+      addShaderSource(element, label + ' translated for driver', translatedSource);
>+    }
>+  }
>+};
>+
>+/**
>+ * Sends shader information to the server to be dumped into text files
>+ * when tests are run from within the test-runner harness.
>+ * @param {WebGLRenderingContext} gl The WebGLRenderingContext to use.
>+ * @param {string} url URL of current.
>+ * @param {string} passMsg Test description.
>+ * @param {object} vInfo Object containing vertex shader information.
>+ * @param {object} fInfo Object containing fragment shader information.
>+ */
>+var dumpShadersInfo = function(gl, url, passMsg, vInfo, fInfo) {
>+  var shaderInfo = {};
>+  shaderInfo.url = url;
>+  shaderInfo.testDescription = passMsg;
>+  shaderInfo.vLabel = vInfo.label;
>+  shaderInfo.vShouldCompile = vInfo.shaderSuccess;
>+  shaderInfo.vSource = vInfo.source;
>+  shaderInfo.fLabel = fInfo.label;
>+  shaderInfo.fShouldCompile = fInfo.shaderSuccess;
>+  shaderInfo.fSource = fInfo.source;
>+  shaderInfo.vTranslatedSource = null;
>+  shaderInfo.fTranslatedSource = null;
>+  var debugShaders = gl.getExtension('WEBGL_debug_shaders');
>+  if (debugShaders) {
>+    if (vInfo.shader)
>+      shaderInfo.vTranslatedSource = debugShaders.getTranslatedShaderSource(vInfo.shader);
>+    if (fInfo.shader)
>+      shaderInfo.fTranslatedSource = debugShaders.getTranslatedShaderSource(fInfo.shader);
>+  }
>+
>+  var dumpShaderInfoRequest = new XMLHttpRequest();
>+  dumpShaderInfoRequest.open('POST', "/dumpShaderInfo", true);
>+  dumpShaderInfoRequest.setRequestHeader("Content-Type", "text/plain");
>+  dumpShaderInfoRequest.send(JSON.stringify(shaderInfo));
>+};
>+
>+// Add your prefix here.
>+var browserPrefixes = [
>+  "",
>+  "MOZ_",
>+  "OP_",
>+  "WEBKIT_"
>+];
>+
>+/**
>+ * Given an extension name like WEBGL_compressed_texture_s3tc
>+ * returns the name of the supported version extension, like
>+ * WEBKIT_WEBGL_compressed_teture_s3tc
>+ * @param {string} name Name of extension to look for.
>+ * @return {string} name of extension found or undefined if not
>+ *     found.
>+ */
>+var getSupportedExtensionWithKnownPrefixes = function(gl, name) {
>+  var supported = gl.getSupportedExtensions();
>+  for (var ii = 0; ii < browserPrefixes.length; ++ii) {
>+    var prefixedName = browserPrefixes[ii] + name;
>+    if (supported.indexOf(prefixedName) >= 0) {
>+      return prefixedName;
>+    }
>+  }
>+};
>+
>+/**
>+ * Given an extension name like WEBGL_compressed_texture_s3tc
>+ * returns the supported version extension, like
>+ * WEBKIT_WEBGL_compressed_teture_s3tc
>+ * @param {string} name Name of extension to look for.
>+ * @return {WebGLExtension} The extension or undefined if not
>+ *     found.
>+ */
>+var getExtensionWithKnownPrefixes = function(gl, name) {
>+  for (var ii = 0; ii < browserPrefixes.length; ++ii) {
>+    var prefixedName = browserPrefixes[ii] + name;
>+    var ext = gl.getExtension(prefixedName);
>+    if (ext) {
>+      return ext;
>+    }
>+  }
>+};
>+
>+/**
>+ * Returns possible prefixed versions of an extension's name.
>+ * @param {string} name Name of extension. May already include a prefix.
>+ * @return {Array.<string>} Variations of the extension name with known
>+ *     browser prefixes.
>+ */
>+var getExtensionPrefixedNames = function(name) {
>+  var unprefix = function(name) {
>+    for (var ii = 0; ii < browserPrefixes.length; ++ii) {
>+      if (browserPrefixes[ii].length > 0 &&
>+          name.substring(0, browserPrefixes[ii].length).toLowerCase() ===
>+          browserPrefixes[ii].toLowerCase()) {
>+        return name.substring(browserPrefixes[ii].length);
>+      }
>+    }
>+    return name;
>+  }
>+
>+  var unprefixed = unprefix(name);
>+
>+  var variations = [];
>+  for (var ii = 0; ii < browserPrefixes.length; ++ii) {
>+    variations.push(browserPrefixes[ii] + unprefixed);
>+  }
>+
>+  return variations;
>+};
>+
>+var replaceRE = /\$$(\w+)$/g;
>+
>+/**
>+ * Replaces strings with property values.
>+ * Given a string like "hello $(first) $(last)" and an object
>+ * like {first:"John", last:"Smith"} will return
>+ * "hello John Smith".
>+ * @param {string} str String to do replacements in.
>+ * @param {...} 1 or more objects containing properties.
>+ */
>+var replaceParams = function(str) {
>+  var args = arguments;
>+  return str.replace(replaceRE, function(str, p1, offset, s) {
>+    for (var ii = 1; ii < args.length; ++ii) {
>+      if (args[ii][p1] !== undefined) {
>+        return args[ii][p1];
>+      }
>+    }
>+    throw "unknown string param '" + p1 + "'";
>+  });
>+};
>+
>+var upperCaseFirstLetter = function(str) {
>+  return str.substring(0, 1).toUpperCase() + str.substring(1);
>+};
>+
>+/**
>+ * Gets a prefixed property. For example,
>+ *
>+ *     var fn = getPrefixedProperty(
>+ *        window,
>+ *        "requestAnimationFrame");
>+ *
>+ * Will return either:
>+ *    "window.requestAnimationFrame",
>+ *    "window.oRequestAnimationFrame",
>+ *    "window.msRequestAnimationFrame",
>+ *    "window.mozRequestAnimationFrame",
>+ *    "window.webKitRequestAnimationFrame",
>+ *    undefined
>+ *
>+ * the non-prefixed function is tried first.
>+ */
>+var propertyPrefixes = ["", "moz", "ms", "o", "webkit"];
>+var getPrefixedProperty = function(obj, propertyName) {
>+  for (var ii = 0; ii < propertyPrefixes.length; ++ii) {
>+    var prefix = propertyPrefixes[ii];
>+    var name = prefix + propertyName;
>+    log(name);
>+    var property = obj[name];
>+    if (property) {
>+      return property;
>+    }
>+    if (ii == 0) {
>+      propertyName = upperCaseFirstLetter(propertyName);
>+    }
>+  }
>+  return undefined;
>+};
>+
>+var _requestAnimFrame;
>+
>+/**
>+ * Provides requestAnimationFrame in a cross browser way.
>+ */
>+var requestAnimFrame = function(callback) {
>+  if (!_requestAnimFrame) {
>+    _requestAnimFrame = getPrefixedProperty(window, "requestAnimationFrame") ||
>+      function(callback, element) {
>+        return window.setTimeout(callback, 1000 / 70);
>+      };
>+  }
>+  _requestAnimFrame.call(window, callback);
>+};
>+
>+var _cancelAnimFrame;
>+
>+/**
>+ * Provides cancelAnimationFrame in a cross browser way.
>+ */
>+var cancelAnimFrame = function(request) {
>+  if (!_cancelAnimFrame) {
>+    _cancelAnimFrame = getPrefixedProperty(window, "cancelAnimationFrame") ||
>+      window.clearTimeout;
>+  }
>+  _cancelAnimFrame.call(window, request);
>+};
>+
>+/**
>+ * Provides requestFullScreen in a cross browser way.
>+ */
>+var requestFullScreen = function(element) {
>+  var fn = getPrefixedProperty(element, "requestFullScreen");
>+  if (fn) {
>+    fn.call(element);
>+  }
>+};
>+
>+/**
>+ * Provides cancelFullScreen in a cross browser way.
>+ */
>+var cancelFullScreen = function() {
>+  var fn = getPrefixedProperty(document, "cancelFullScreen");
>+  if (fn) {
>+    fn.call(document);
>+  }
>+};
>+
>+var fullScreenStateName;
>+(function() {
>+  var fullScreenStateNames = [
>+    "isFullScreen",
>+    "fullScreen"
>+  ];
>+  for (var ii = 0; ii < fullScreenStateNames.length; ++ii) {
>+    var propertyName = fullScreenStateNames[ii];
>+    for (var jj = 0; jj < propertyPrefixes.length; ++jj) {
>+      var prefix = propertyPrefixes[jj];
>+      if (prefix.length) {
>+        propertyName = upperCaseFirstLetter(propertyName);
>+        fullScreenStateName = prefix + propertyName;
>+        if (document[fullScreenStateName] !== undefined) {
>+          return;
>+        }
>+      }
>+    }
>+    fullScreenStateName = undefined;
>+  }
>+}());
>+
>+/**
>+ * @return {boolean} True if fullscreen mode is active.
>+ */
>+var getFullScreenState = function() {
>+  log("fullscreenstatename:" + fullScreenStateName);
>+  log(document[fullScreenStateName]);
>+  return document[fullScreenStateName];
>+};
>+
>+/**
>+ * @param {!HTMLElement} element The element to go fullscreen.
>+ * @param {!function(boolean)} callback A function that will be called
>+ *        when entering/exiting fullscreen. It is passed true if
>+ *        entering fullscreen, false if exiting.
>+ */
>+var onFullScreenChange = function(element, callback) {
>+  propertyPrefixes.forEach(function(prefix) {
>+    var eventName = prefix + "fullscreenchange";
>+    log("addevent: " + eventName);
>+    document.addEventListener(eventName, function(event) {
>+      log("event: " + eventName);
>+      callback(getFullScreenState());
>+    });
>+  });
>+};
>+
>+/**
>+ * @param {!string} buttonId The id of the button that will toggle fullscreen
>+ *        mode.
>+ * @param {!string} fullscreenId The id of the element to go fullscreen.
>+ * @param {!function(boolean)} callback A function that will be called
>+ *        when entering/exiting fullscreen. It is passed true if
>+ *        entering fullscreen, false if exiting.
>+ * @return {boolean} True if fullscreen mode is supported.
>+ */
>+var setupFullscreen = function(buttonId, fullscreenId, callback) {
>+  if (!fullScreenStateName) {
>+    return false;
>+  }
>+
>+  var fullscreenElement = document.getElementById(fullscreenId);
>+  onFullScreenChange(fullscreenElement, callback);
>+
>+  var toggleFullScreen = function(event) {
>+    if (getFullScreenState()) {
>+      cancelFullScreen(fullscreenElement);
>+    } else {
>+      requestFullScreen(fullscreenElement);
>+    }
>+    event.preventDefault();
>+    return false;
>+  };
>+
>+  var buttonElement = document.getElementById(buttonId);
>+  buttonElement.addEventListener('click', toggleFullScreen);
>+
>+  return true;
>+};
>+
>+/**
>+ * Waits for the browser to composite the web page.
>+ * @param {function()} callback A function to call after compositing has taken
>+ *        place.
>+ */
>+var waitForComposite = function(callback) {
>+  var frames = 5;
>+  var countDown = function() {
>+    if (frames == 0) {
>+      // TODO(kbr): unify with js-test-pre.js and enable these with
>+      // verbose logging.
>+      // log("waitForComposite: callback");
>+      callback();
>+    } else {
>+      // log("waitForComposite: countdown(" + frames + ")");
>+      --frames;
>+      requestAnimFrame.call(window, countDown);
>+    }
>+  };
>+  countDown();
>+};
>+
>+/**
>+ * Runs an array of functions, yielding to the browser between each step.
>+ * If you want to know when all the steps are finished add a last step.
>+ * @param {!Array.<function(): void>} steps Array of functions.
>+ */
>+var runSteps = function(steps) {
>+  if (!steps.length) {
>+    return;
>+  }
>+
>+  // copy steps so they can't be modifed.
>+  var stepsToRun = steps.slice();
>+  var currentStep = 0;
>+  var runNextStep = function() {
>+    stepsToRun[currentStep++]();
>+    if (currentStep < stepsToRun.length) {
>+      setTimeout(runNextStep, 1);
>+    }
>+  };
>+  runNextStep();
>+};
>+
>+/**
>+ * Starts playing a video and waits for it to be consumable.
>+ * @param {!HTMLVideoElement} video An HTML5 Video element.
>+ * @param {!function(!HTMLVideoElement): void} callback Function to call when
>+ *        video is ready.
>+ */
>+var startPlayingAndWaitForVideo = function(video, callback) {
>+  var gotPlaying = false;
>+  var gotTimeUpdate = false;
>+
>+  var maybeCallCallback = function() {
>+    if (gotPlaying && gotTimeUpdate && callback) {
>+      callback(video);
>+      callback = undefined;
>+      video.removeEventListener('playing', playingListener, true);
>+      video.removeEventListener('timeupdate', timeupdateListener, true);
>+    }
>+  };
>+
>+  var playingListener = function() {
>+    gotPlaying = true;
>+    maybeCallCallback();
>+  };
>+
>+  var timeupdateListener = function() {
>+    // Checking to make sure the current time has advanced beyond
>+    // the start time seems to be a reliable heuristic that the
>+    // video element has data that can be consumed.
>+    if (video.currentTime > 0.0) {
>+      gotTimeUpdate = true;
>+      maybeCallCallback();
>+    }
>+  };
>+
>+  video.addEventListener('playing', playingListener, true);
>+  video.addEventListener('timeupdate', timeupdateListener, true);
>+  video.loop = true;
>+  video.play();
>+};
>+
>+var getHost = function(url) {
>+  url = url.replace("\\", "/");
>+  var pos = url.indexOf("://");
>+  if (pos >= 0) {
>+    url = url.substr(pos + 3);
>+  }
>+  var parts = url.split('/');
>+  return parts[0];
>+}
>+
>+// This function returns the last 2 words of the domain of a URL
>+// This is probably not the correct check but it will do for now.
>+var getBaseDomain = function(host) {
>+  var parts = host.split(":");
>+  var hostname = parts[0];
>+  var port = parts[1] || "80";
>+  parts = hostname.split(".");
>+  if(parts.length < 2)
>+    return hostname + ":" + port;
>+  var tld = parts[parts.length-1];
>+  var domain = parts[parts.length-2];
>+  return domain + "." + tld + ":" + port;
>+}
>+
>+var runningOnLocalhost = function() {
>+  return window.location.hostname.indexOf("localhost") != -1 ||
>+      window.location.hostname.indexOf("127.0.0.1") != -1;
>+}
>+
>+var getLocalCrossOrigin = function() {
>+  var domain;
>+  if (window.location.host.indexOf("localhost") != -1) {
>+    domain = "127.0.0.1";
>+  } else {
>+    domain = "localhost";
>+  }
>+
>+  var port = window.location.port || "80";
>+  return window.location.protocol + "//" + domain + ":" + port
>+}
>+
>+var getRelativePath = function(path) {
>+  var relparts = window.location.pathname.split("/");
>+  relparts.pop(); // Pop off filename
>+  var pathparts = path.split("/");
>+
>+  var i;
>+  for (i = 0; i < pathparts.length; ++i) {
>+    switch (pathparts[i]) {
>+      case "": break;
>+      case ".": break;
>+      case "..":
>+        relparts.pop();
>+        break;
>+      default:
>+        relparts.push(pathparts[i]);
>+        break;
>+    }
>+  }
>+
>+  return relparts.join("/");
>+}
>+
>+var setupImageForCrossOriginTest = function(img, imgUrl, localUrl, callback) {
>+  window.addEventListener("load", function() {
>+    if (typeof(img) == "string")
>+      img = document.querySelector(img);
>+    if (!img)
>+      img = new Image();
>+
>+    img.addEventListener("load", callback, false);
>+    img.addEventListener("error", callback, false);
>+
>+    if (runningOnLocalhost())
>+      img.src = getLocalCrossOrigin() + getRelativePath(localUrl);
>+    else
>+      img.src = getUrlOptions().imgUrl || imgUrl;
>+  }, false);
>+}
>+
>+/**
>+ * Convert sRGB color to linear color.
>+ * @param {!Array.<number>} color The color to be converted.
>+ *        The array has 4 elements, for example [R, G, B, A].
>+ *        where each element is in the range 0 to 255.
>+ * @return {!Array.<number>} color The color to be converted.
>+ *        The array has 4 elements, for example [R, G, B, A].
>+ *        where each element is in the range 0 to 255.
>+ */
>+var sRGBToLinear = function(color) {
>+    return [sRGBChannelToLinear(color[0]),
>+            sRGBChannelToLinear(color[1]),
>+            sRGBChannelToLinear(color[2]),
>+            color[3]]
>+}
>+
>+/**
>+ * Convert linear color to sRGB color.
>+ * @param {!Array.<number>} color The color to be converted.
>+ *        The array has 4 elements, for example [R, G, B, A].
>+ *        where each element is in the range 0 to 255.
>+ * @return {!Array.<number>} color The color to be converted.
>+ *        The array has 4 elements, for example [R, G, B, A].
>+ *        where each element is in the range 0 to 255.
>+ */
>+var linearToSRGB = function(color) {
>+    return [linearChannelToSRGB(color[0]),
>+            linearChannelToSRGB(color[1]),
>+            linearChannelToSRGB(color[2]),
>+            color[3]]
>+}
>+
>+function sRGBChannelToLinear(value) {
>+    value = value / 255;
>+    if (value <= 0.04045)
>+        value = value / 12.92;
>+    else
>+        value = Math.pow((value + 0.055) / 1.055, 2.4);
>+    return Math.trunc(value * 255 + 0.5);
>+}
>+
>+function linearChannelToSRGB(value) {
>+    value = value / 255;
>+    if (value <= 0.0) {
>+        value = 0.0;
>+    } else if (value < 0.0031308) {
>+        value = value * 12.92;
>+    } else if (value < 1) {
>+        value = Math.pow(value, 0.41666) * 1.055 - 0.055;
>+    } else {
>+        value = 1.0;
>+    }
>+    return Math.trunc(value * 255 + 0.5);
>+}
>+
>+function comparePixels(cmp, ref, tolerance, diff) {
>+    if (cmp.length != ref.length) {
>+        testFailed("invalid pixel size.");
>+    }
>+
>+    var count = 0;
>+    for (var i = 0; i < cmp.length; i++) {
>+        diff[i * 4] = 0;
>+        diff[i * 4 + 1] = 255;
>+        diff[i * 4 + 2] = 0;
>+        diff[i * 4 + 3] = 255;
>+        if (Math.abs(cmp[i * 4] - ref[i * 4]) > tolerance ||
>+            Math.abs(cmp[i * 4 + 1] - ref[i * 4 + 1]) > tolerance ||
>+            Math.abs(cmp[i * 4 + 2] - ref[i * 4 + 2]) > tolerance ||
>+            Math.abs(cmp[i * 4 + 3] - ref[i * 4 + 3]) > tolerance) {
>+            if (count < 10) {
>+                testFailed("Pixel " + i + ": expected (" +
>+                [ref[i * 4], ref[i * 4 + 1], ref[i * 4 + 2], ref[i * 4 + 3]] + "), got (" +
>+                [cmp[i * 4], cmp[i * 4 + 1], cmp[i * 4 + 2], cmp[i * 4 + 3]] + ")");
>+            }
>+            count++;
>+            diff[i * 4] = 255;
>+            diff[i * 4 + 1] = 0;
>+        }
>+    }
>+
>+    return count;
>+}
>+
>+function displayImageDiff(cmp, ref, diff, width, height) {
>+    var div = document.createElement("div");
>+
>+    var cmpImg = createImageFromPixel(cmp, width, height);
>+    var refImg = createImageFromPixel(ref, width, height);
>+    var diffImg = createImageFromPixel(diff, width, height);
>+    wtu.insertImage(div, "Reference", refImg);
>+    wtu.insertImage(div, "Result", cmpImg);
>+    wtu.insertImage(div, "Difference", diffImg);
>+
>+    var console = document.getElementById("console");
>+    console.appendChild(div);
>+}
>+
>+function createImageFromPixel(buf, width, height) {
>+    var canvas = document.createElement("canvas");
>+    canvas.width = width;
>+    canvas.height = height;
>+    var ctx = canvas.getContext("2d");
>+    var imgData = ctx.getImageData(0, 0, width, height);
>+
>+    for (var i = 0; i < buf.length; i++)
>+        imgData.data[i] = buf[i];
>+    ctx.putImageData(imgData, 0, 0);
>+    var img = wtu.makeImageFromCanvas(canvas);
>+    return img;
>+}
>+
>+var API = {
>+  addShaderSource: addShaderSource,
>+  addShaderSources: addShaderSources,
>+  cancelAnimFrame: cancelAnimFrame,
>+  create3DContext: create3DContext,
>+  GLErrorException: GLErrorException,
>+  create3DContextWithWrapperThatThrowsOnGLError: create3DContextWithWrapperThatThrowsOnGLError,
>+  checkAreaInAndOut: checkAreaInAndOut,
>+  checkCanvas: checkCanvas,
>+  checkCanvasRect: checkCanvasRect,
>+  checkCanvasRectColor: checkCanvasRectColor,
>+  checkCanvasRects: checkCanvasRects,
>+  checkFloatBuffer: checkFloatBuffer,
>+  checkTextureSize: checkTextureSize,
>+  clipToRange: clipToRange,
>+  createColoredTexture: createColoredTexture,
>+  createProgram: createProgram,
>+  clearAndDrawUnitQuad: clearAndDrawUnitQuad,
>+  clearAndDrawIndexedQuad: clearAndDrawIndexedQuad,
>+  comparePixels: comparePixels,
>+  displayImageDiff: displayImageDiff,
>+  drawUnitQuad: drawUnitQuad,
>+  drawIndexedQuad: drawIndexedQuad,
>+  drawUByteColorQuad: drawUByteColorQuad,
>+  drawFloatColorQuad: drawFloatColorQuad,
>+  dummySetProgramAndDrawNothing: dummySetProgramAndDrawNothing,
>+  dumpShadersInfo: dumpShadersInfo,
>+  endsWith: endsWith,
>+  failIfGLError: failIfGLError,
>+  fillTexture: fillTexture,
>+  getBytesPerComponent: getBytesPerComponent,
>+  getDefault3DContextVersion: getDefault3DContextVersion,
>+  getExtensionPrefixedNames: getExtensionPrefixedNames,
>+  getExtensionWithKnownPrefixes: getExtensionWithKnownPrefixes,
>+  getFileListAsync: getFileListAsync,
>+  getLastError: getLastError,
>+  getPrefixedProperty: getPrefixedProperty,
>+  getScript: getScript,
>+  getSupportedExtensionWithKnownPrefixes: getSupportedExtensionWithKnownPrefixes,
>+  getTypedArrayElementsPerPixel: getTypedArrayElementsPerPixel,
>+  getUrlArguments: getUrlArguments,
>+  getUrlOptions: getUrlOptions,
>+  getAttribMap: getAttribMap,
>+  getUniformMap: getUniformMap,
>+  glEnumToString: glEnumToString,
>+  glErrorShouldBe: glErrorShouldBe,
>+  glTypeToTypedArrayType: glTypeToTypedArrayType,
>+  hasAttributeCaseInsensitive: hasAttributeCaseInsensitive,
>+  insertImage: insertImage,
>+  loadImageAsync: loadImageAsync,
>+  loadImagesAsync: loadImagesAsync,
>+  loadProgram: loadProgram,
>+  loadProgramFromFile: loadProgramFromFile,
>+  loadProgramFromScript: loadProgramFromScript,
>+  loadProgramFromScriptExpectError: loadProgramFromScriptExpectError,
>+  loadShader: loadShader,
>+  loadShaderFromFile: loadShaderFromFile,
>+  loadShaderFromScript: loadShaderFromScript,
>+  loadStandardProgram: loadStandardProgram,
>+  loadStandardProgramAsync: loadStandardProgramAsync,
>+  loadStandardVertexShader: loadStandardVertexShader,
>+  loadStandardVertexShaderAsync: loadStandardVertexShaderAsync,
>+  loadStandardFragmentShader: loadStandardFragmentShader,
>+  loadStandardFragmentShaderAsync: loadStandardFragmentShaderAsync,
>+  loadUniformBlockProgram: loadUniformBlockProgram,
>+  loadUniformBlockVertexShader: loadUniformBlockVertexShader,
>+  loadUniformBlockFragmentShader: loadUniformBlockFragmentShader,
>+  loadTextFileAsync: loadTextFileAsync,
>+  loadTexture: loadTexture,
>+  log: log,
>+  loggingOff: loggingOff,
>+  makeCheckRect: makeCheckRect,
>+  makeImage: makeImage,
>+  makeImageFromCanvas: makeImageFromCanvas,
>+  makeVideo: makeVideo,
>+  error: error,
>+  shallowCopyObject: shallowCopyObject,
>+  setDefault3DContextVersion: setDefault3DContextVersion,
>+  setupColorQuad: setupColorQuad,
>+  setupProgram: setupProgram,
>+  setupTransformFeedbackProgram: setupTransformFeedbackProgram,
>+  setupQuad: setupQuad,
>+  setupQuadWithTexCoords: setupQuadWithTexCoords,
>+  setupIndexedQuad: setupIndexedQuad,
>+  setupIndexedQuadWithOptions: setupIndexedQuadWithOptions,
>+  setupSimpleColorProgram: setupSimpleColorProgram,
>+  setupSimpleTextureProgram: setupSimpleTextureProgram,
>+  setupSimpleCubeMapTextureProgram: setupSimpleCubeMapTextureProgram,
>+  setupSimpleVertexColorProgram: setupSimpleVertexColorProgram,
>+  setupNoTexCoordTextureProgram: setupNoTexCoordTextureProgram,
>+  setupTexturedQuad: setupTexturedQuad,
>+  setupTexturedQuadWithTexCoords: setupTexturedQuadWithTexCoords,
>+  setupTexturedQuadWithCubeMap: setupTexturedQuadWithCubeMap,
>+  setupUnitQuad: setupUnitQuad,
>+  setFloatDrawColor: setFloatDrawColor,
>+  setUByteDrawColor: setUByteDrawColor,
>+  startPlayingAndWaitForVideo: startPlayingAndWaitForVideo,
>+  startsWith: startsWith,
>+  shouldGenerateGLError: shouldGenerateGLError,
>+  readFile: readFile,
>+  readFileList: readFileList,
>+  replaceParams: replaceParams,
>+  requestAnimFrame: requestAnimFrame,
>+  runSteps: runSteps,
>+  waitForComposite: waitForComposite,
>+
>+  // fullscreen api
>+  setupFullscreen: setupFullscreen,
>+
>+  // sRGB converter api
>+  sRGBToLinear: sRGBToLinear,
>+  linearToSRGB: linearToSRGB,
>+
>+  getHost: getHost,
>+  getBaseDomain: getBaseDomain,
>+  runningOnLocalhost: runningOnLocalhost,
>+  getLocalCrossOrigin: getLocalCrossOrigin,
>+  getRelativePath: getRelativePath,
>+  setupImageForCrossOriginTest: setupImageForCrossOriginTest,
>+
>+  none: false
>+};
>+
>+Object.defineProperties(API, {
>+  noTexCoordTextureVertexShader: { value: noTexCoordTextureVertexShader, writable: false },
>+  simpleTextureVertexShader: { value: simpleTextureVertexShader, writable: false },
>+  simpleColorFragmentShader: { value: simpleColorFragmentShader, writable: false },
>+  simpleColorFragmentShaderESSL300: { value: simpleColorFragmentShaderESSL300, writable: false },
>+  simpleVertexShader: { value: simpleVertexShader, writable: false },
>+  simpleTextureFragmentShader: { value: simpleTextureFragmentShader, writable: false },
>+  simpleCubeMapTextureFragmentShader: { value: simpleCubeMapTextureFragmentShader, writable: false },
>+  simpleVertexColorFragmentShader: { value: simpleVertexColorFragmentShader, writable: false },
>+  simpleVertexColorVertexShader: { value: simpleVertexColorVertexShader, writable: false }
>+});
>+
>+return API;
>+
>+}());
>diff --git a/LayoutTests/fast/canvas/webgl/webgl-compressed-texture-astc-expected.txt b/LayoutTests/fast/canvas/webgl/webgl-compressed-texture-astc-expected.txt
>new file mode 100644
>index 0000000000000000000000000000000000000000..7bd5fa907585a58c3517a16bdda8123ef4318ddc
>--- /dev/null
>+++ b/LayoutTests/fast/canvas/webgl/webgl-compressed-texture-astc-expected.txt
>@@ -0,0 +1,16 @@
>+This test verifies the functionality of the WEBGL_compressed_texture_astc extension, if it is available.
>+
>+On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
>+
>+
>+PASS WebGL context exists
>+Testing binding enum with extension disabled
>+PASS supportedFormats is []
>+
>+PASS No WEBGL_compressed_texture_astc support -- this is legal
>+PASS WEBGL_compressed_texture_astc not listed as supported and getExtension failed -- this is legal
>+
>+PASS successfullyParsed is true
>+
>+TEST COMPLETE
>+
>diff --git a/LayoutTests/fast/canvas/webgl/webgl-compressed-texture-astc.html b/LayoutTests/fast/canvas/webgl/webgl-compressed-texture-astc.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..b4bfd0ff40ce870dcdf35ab358b44b46248c0d9b
>--- /dev/null
>+++ b/LayoutTests/fast/canvas/webgl/webgl-compressed-texture-astc.html
>@@ -0,0 +1,2078 @@
>+
>+
>+<!DOCTYPE html>
>+<html>
>+<head>
>+<meta charset="utf-8">
>+<link rel="stylesheet" href="./resources/js-test-style.css"/>
>+<script src="./resources/js-test-pre.js"></script>
>+<script src="./resources/webgl-test-utils-khr.js"></script>
>+<title>WebGL WEBGL_compressed_texture_astc Conformance Tests</title>
>+<style>
>+img {
>+ border: 1px solid black;
>+ margin-right: 1em;
>+}
>+.testimages {
>+}
>+
>+.testimages br {
>+  clear: both;
>+}
>+
>+.testimages > div {
>+  float: left;
>+  margin: 1em;
>+}
>+</style>
>+</head>
>+<body>
>+<div id="description"></div>
>+<canvas id="canvas" width="8" height="8" style="width: 8px; height: 8px;"></canvas>
>+<div id="console"></div>
>+<script>
>+"use strict";
>+description("This test verifies the functionality of the WEBGL_compressed_texture_astc extension, if it is available.");
>+
>+debug("");
>+
>+// Compressed textures generated with ARM's ASTC encoder
>+// https://github.com/ARM-software/astc-encoder
>+
>+// The data below is printed directly from the astc file,
>+// and the header has been left for clarity reasons.
>+
>+// LDR encoded with the following command line:
>+// 'astcenc -c source.png result.astc {blockSize} -medium'
>+
>+// The image used for LDR compression can be found
>+// at sdk/tests/resources/red-green-hard.png
>+
>+var astc_4x4_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x4, 0x4, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x42, 0x2, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x42, 0x2, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0x42, 0x2, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xff, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x42, 0x2, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x42, 0x2, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0xff, 0x0,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x42, 0x2, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+]);
>+var astc_5x4_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x5, 0x4, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xc1, 0x2, 0x1, 0x2, 0x1, 0x0, 0x0, 0x80, 0x48, 0x22, 0x89, 0x24, 0x92, 0x48, 0x22, 0x9,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xc1, 0x2, 0x1, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x20, 0x89, 0x24, 0x92, 0x48, 0x22, 0x89,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xc1, 0x2, 0x1, 0x2, 0x1, 0x0, 0x0, 0x80, 0x48, 0x22, 0x89, 0x24, 0x0, 0x40, 0x0, 0x80,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xc1, 0x2, 0x1, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x89, 0x24, 0x92, 0x48, 0x22, 0x89,
>+]);
>+var astc_5x5_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x5, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xf3, 0x0, 0x81, 0xff, 0x7, 0x0, 0xe0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x1f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xf3, 0x0, 0x7f, 0x0, 0xf8, 0x1, 0xe0, 0xff, 0xf1, 0xff, 0xf8, 0x7f, 0x0, 0x0, 0x0, 0x0,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff,
>+]);
>+var astc_6x5_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x6, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x63, 0x1, 0x81, 0x10, 0x0, 0x0, 0x48, 0x49, 0x29, 0x29, 0x25, 0xa5, 0xa4, 0x94, 0x94, 0x12,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x63, 0x1, 0x81, 0x10, 0x0, 0x0, 0x48, 0x0, 0x28, 0x0, 0x24, 0x0, 0xa4, 0x94, 0x94, 0x92,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x63, 0x1, 0x81, 0x10, 0x0, 0x0, 0x0, 0x48, 0x1, 0x28, 0x1, 0xa4, 0x0, 0x94, 0x0, 0x92,
>+]);
>+var astc_6x6_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x6, 0x6, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x4, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x4, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xc3, 0x30, 0xfc,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x4, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80, 0xe3, 0xf8, 0xff, 0xff,
>+]);
>+var astc_8x5_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x8, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x66, 0x0, 0xc1, 0xff, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x3f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x66, 0x0, 0xc1, 0xff, 0x0, 0x0, 0xf0, 0xff, 0xf0, 0xff, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0x66, 0x0, 0xc1, 0xff, 0x0, 0x0, 0xff, 0xf, 0xff, 0xf, 0xff, 0xf, 0xff, 0xff, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x66, 0x0, 0x3f, 0x0, 0x1f, 0x0, 0x3, 0x0, 0x3, 0x0, 0x3, 0x0, 0x3, 0x0, 0x3, 0x0,
>+]);
>+var astc_8x6_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x8, 0x6, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x70, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x3f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x70, 0x7f, 0x7f, 0xf8, 0x7f, 0x56, 0x3f, 0x72, 0x7f, 0x7f,
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x70, 0x7f, 0x7f, 0x7f, 0x3f, 0x72, 0x78, 0x7f, 0x70, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x50, 0x7f, 0x72, 0xfe, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
>+]);
>+var astc_8x8_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x8, 0x8, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x44, 0x5, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xfc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0x44, 0x5, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0x44, 0x5, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0xfc,
>+    0x44, 0x5, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0x3f, 0x3f,
>+]);
>+var astc_10x5_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x65, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0x0, 0xc0, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x65, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0x0, 0x0, 0xfc, 0xf0, 0xc3, 0xff, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x65, 0x1, 0xff, 0x1, 0x0, 0xfe, 0x1, 0x0, 0x0, 0xc0, 0x7, 0x1f, 0x7c, 0xf0, 0xc1, 0x7,
>+]);
>+var astc_10x6_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0x6, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xa4, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xa4, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xf0, 0xc3, 0xf, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xa4, 0x1, 0x1, 0xfe, 0xff, 0x1, 0x0, 0x0, 0x0, 0x3e, 0xf8, 0xe0, 0xff, 0xff, 0xff, 0xff,
>+]);
>+var astc_10x8_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0x8, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x65, 0x9, 0x69, 0x35, 0x0, 0x8, 0x10, 0x2, 0x0, 0x0, 0xfc, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x6, 0x11, 0x69, 0x2d, 0x80, 0x40, 0x2, 0x80, 0x4, 0x0, 0x8, 0x0, 0xff, 0xf, 0xf0, 0xff,
>+    0x44, 0x5, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+]);
>+var astc_10x10_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0xa, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xa4, 0xc9, 0xc, 0x3, 0x22, 0x0, 0x8, 0x40, 0x8, 0x3f, 0xfc, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x45, 0x89, 0x7, 0x35, 0x0, 0x40, 0x10, 0x0, 0x20, 0x0, 0x0, 0x1f, 0x7c, 0xf0, 0xc1, 0xff,
>+]);
>+var astc_12x10_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xc, 0xa, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x64, 0x8, 0x11, 0x3, 0x22, 0x0, 0x8, 0x40, 0x38, 0xfc, 0xc3, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xe5, 0x10, 0x4a, 0x4d, 0x46, 0x7f, 0x0, 0xc0, 0xf, 0x40, 0xf8, 0x1, 0x39, 0xf1, 0x7, 0x0,
>+]);
>+var astc_12x12_argb_ldr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xc, 0xc, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x64, 0xa8, 0x21, 0x3, 0x22, 0x0, 0x8, 0x40, 0x38, 0xfc, 0xc3, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x84, 0xd8, 0xe9, 0x2e, 0x0, 0x0, 0x1, 0x0, 0x80, 0xc0, 0x80, 0x28, 0x2a, 0xab, 0x2a, 0xff,
>+]);
>+
>+// HDR encoded with the following command line:
>+// 'astcenc -c source.hdr result.astc {blockSize} -medium'
>+
>+// The image used for HDR compression can be found
>+// at sdk/tests/resources/red-green-hard.hdr
>+
>+var astc_4x4_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x4, 0x4, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x42, 0x2, 0x1, 0x82, 0x82, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x42, 0x2, 0x81, 0x3, 0x82, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0x42, 0x2, 0x81, 0x3, 0x82, 0x0, 0x0, 0x0, 0xff, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x42, 0x2, 0x83, 0x0, 0x0, 0x41, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0,
>+    0x42, 0x2, 0x83, 0x0, 0x0, 0x41, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x42, 0x2, 0x1, 0x82, 0x82, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+]);
>+var astc_5x4_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x5, 0x4, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xc1, 0x2, 0x1, 0x42, 0x21, 0x0, 0x0, 0x80, 0x48, 0x22, 0x89, 0x24, 0x92, 0x48, 0x22, 0x9,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xc1, 0x2, 0x1, 0x42, 0x21, 0x0, 0x0, 0x0, 0x0, 0x20, 0x89, 0x24, 0x92, 0x48, 0x22, 0x89,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xc1, 0x2, 0x1, 0x42, 0x21, 0x0, 0x0, 0x80, 0x48, 0x22, 0x89, 0x24, 0x0, 0x40, 0x0, 0x80,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xc1, 0x2, 0x1, 0x42, 0x21, 0x0, 0x0, 0x0, 0x0, 0x0, 0x89, 0x24, 0x92, 0x48, 0x22, 0x89,
>+]);
>+var astc_5x5_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x5, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xf3, 0x0, 0x81, 0xff, 0x7, 0x0, 0xe0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x1f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xf3, 0x0, 0x81, 0xff, 0x7, 0x0, 0x0, 0x0, 0xe, 0x0, 0x7, 0x80, 0xff, 0xff, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff,
>+]);
>+var astc_6x5_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x6, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x63, 0x1, 0x81, 0x10, 0x0, 0x0, 0x48, 0x49, 0x29, 0x29, 0x25, 0xa5, 0xa4, 0x94, 0x94, 0x12,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x63, 0x1, 0x81, 0x10, 0x0, 0x0, 0x48, 0x0, 0x28, 0x0, 0x24, 0x0, 0xa4, 0x94, 0x94, 0x92,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x63, 0x1, 0x81, 0x10, 0x0, 0x0, 0x0, 0x48, 0x1, 0x28, 0x1, 0xa4, 0x0, 0x94, 0x0, 0x92,
>+]);
>+var astc_6x6_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x6, 0x6, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x4, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x4, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xc3, 0x30, 0xfc,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x4, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80, 0xe3, 0xf8, 0xff, 0xff,
>+]);
>+var astc_8x5_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x8, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x66, 0x0, 0xc1, 0xff, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x3f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x66, 0x0, 0xc1, 0xff, 0x0, 0x0, 0xf0, 0xff, 0xf0, 0xff, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0x66, 0x0, 0xc1, 0xff, 0x0, 0x0, 0xff, 0xf, 0xff, 0xf, 0xff, 0xf, 0xff, 0xff, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x66, 0x0, 0xc1, 0xff, 0x0, 0x0, 0xfc, 0xff, 0xfc, 0xff, 0xfc, 0xff, 0xfc, 0xff, 0xfc, 0xff,
>+]);
>+var astc_8x6_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x8, 0x6, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x70, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x3f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x70, 0x7f, 0x7f, 0xf8, 0x7f, 0x56, 0x3f, 0x72, 0x7f, 0x7f,
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x70, 0x7f, 0x7f, 0x7f, 0x3f, 0x72, 0x78, 0x7f, 0x70, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x54, 0x1, 0x81, 0x20, 0x0, 0x0, 0x50, 0x7f, 0x72, 0xfe, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
>+]);
>+var astc_8x8_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0x8, 0x8, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x44, 0x5, 0x81, 0x3, 0x82, 0x0, 0x0, 0x0, 0xfc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0x44, 0x5, 0x81, 0x3, 0x82, 0x0, 0x0, 0x0, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+    0x44, 0x5, 0x1, 0x82, 0x82, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0xfc,
>+    0x44, 0x5, 0x1, 0x82, 0x82, 0x0, 0x0, 0x0, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0x3f, 0x3f,
>+]);
>+var astc_10x5_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0x5, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x65, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0x0, 0xc0, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x65, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0x0, 0x0, 0xfc, 0xf0, 0xc3, 0xff, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x65, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0x0, 0x0, 0xf8, 0xe0, 0x83, 0xf, 0x3e, 0xf8,
>+]);
>+var astc_10x6_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0x6, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xa4, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xa4, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xf0, 0xc3, 0xf, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xa4, 0x1, 0x1, 0xfc, 0xfd, 0x1, 0x0, 0x0, 0x0, 0x3e, 0xf8, 0xe0, 0xff, 0xff, 0xff, 0xff,
>+]);
>+var astc_10x8_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0x8, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x65, 0x9, 0x69, 0x35, 0x0, 0x8, 0x10, 0x2, 0x0, 0x0, 0xfc, 0xe0, 0x3, 0x0, 0x0, 0x0,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x15, 0x11, 0x69, 0x25, 0x0, 0x84, 0x0, 0x10, 0x0, 0x2, 0x40, 0x88, 0x3f, 0x0, 0x3f, 0x0,
>+    0x44, 0x5, 0x1, 0x2, 0x2, 0x0, 0x0, 0x0, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
>+]);
>+var astc_10x10_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xa, 0xa, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0xa4, 0xc9, 0xc, 0x3, 0x22, 0x0, 0x8, 0x40, 0x8, 0x3f, 0xfc, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x45, 0x89, 0x7, 0x35, 0x0, 0x40, 0x0, 0x82, 0x0, 0x0, 0x0, 0xe0, 0x83, 0xf, 0x3e, 0x0,
>+]);
>+var astc_12x10_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xc, 0xa, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x64, 0x8, 0x11, 0x3, 0x22, 0x0, 0x8, 0x40, 0x38, 0xfc, 0xc3, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x44, 0x10, 0x4a, 0x49, 0x46, 0xf, 0x1c, 0x3f, 0x0, 0x28, 0xff, 0x1, 0xc0, 0x3f, 0xc, 0x0,
>+]);
>+var astc_12x12_argb_hdr = new Uint8Array([
>+    //0x13, 0xab, 0xa1, 0x5c, 0xc, 0xc, 0x1, 0x10, 0x0, 0x0, 0x10, 0x0, 0x0, 0x1, 0x0, 0x0, HEADER
>+    0x64, 0xa8, 0x21, 0x3, 0x22, 0x0, 0x8, 0x40, 0x38, 0xfc, 0xc3, 0xff, 0xff, 0xff, 0xff, 0x7f,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff,
>+    0x4, 0xd8, 0xe9, 0x2e, 0x0, 0x8, 0x1, 0x40, 0x80, 0xc0, 0x81, 0x28, 0x2a, 0x0, 0x0, 0x0,
>+]);
>+
>+// Decoded ASTC textures generated with ARM's ASTC encoder
>+// https://github.com/ARM-software/astc-encoder
>+
>+// As the original image is quite simple to compress,
>+// several decoded images share the same data
>+
>+// LDR decoded with the following command line:
>+// 'astcenc -d source.astc result.tga'
>+var decoded_4x4To10x6_argb_ldr = new Uint8Array([
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+]);
>+var decoded_10x8_argb_ldr = new Uint8Array([
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xdf, 0x20, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+]);
>+var decoded_10x10_argb_ldr = new Uint8Array([
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff,
>+    0x20, 0xdf, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x8f, 0x70, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+]);
>+var decoded_12x10_argb_ldr = new Uint8Array([
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xdf, 0x20, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x70, 0x8f, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+]);
>+var decoded_12x12_argb_ldr = new Uint8Array([
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x10, 0xef, 0x0, 0xff, 0x10, 0xef, 0x0, 0xff,
>+    0x10, 0xef, 0x0, 0xff, 0x10, 0xef, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x70, 0x8f, 0x0, 0xff, 0x70, 0x8f, 0x0, 0xff,
>+    0x70, 0x8f, 0x0, 0xff, 0x70, 0x8f, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xcf, 0x30, 0x0, 0xff, 0xcf, 0x30, 0x0, 0xff,
>+    0xcf, 0x30, 0x0, 0xff, 0xcf, 0x30, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xbf, 0x40, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x60, 0x9f, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+]);
>+
>+// HDR decoded with the following command line:
>+// 'astcenc -d source.astc result.tga'
>+
>+var decoded_4x4_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfd, 0x0, 0xff, 0x0, 0xfd, 0x0, 0xff,
>+    0x0, 0xfd, 0x0, 0xff, 0x0, 0xfd, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_5x4_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_5x5_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_6x5_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_6x6_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_8x5_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_8x6_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_8x8_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfd, 0x0, 0xff, 0x0, 0xfd, 0x0, 0xff,
>+    0x0, 0xfd, 0x0, 0xff, 0x0, 0xfd, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xfd, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+
>+var decoded_10x5To10x6_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xfe, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+
>+var decoded_10x8_argb_hdr = new Uint8Array([
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xdf, 0x20, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_10x10_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff,
>+    0x20, 0xdf, 0x0, 0xff, 0x20, 0xdf, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x8f, 0x70, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_12x10_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xdf, 0x20, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x70, 0x8f, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+var decoded_12x12_argb_hdr = new Uint8Array([
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0x0, 0xfe, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x10, 0xef, 0x0, 0xff, 0x10, 0xef, 0x0, 0xff,
>+    0x10, 0xef, 0x0, 0xff, 0x10, 0xef, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0x70, 0x8f, 0x0, 0xff, 0x70, 0x8f, 0x0, 0xff,
>+    0x70, 0x8f, 0x0, 0xff, 0x70, 0x8f, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xcf, 0x30, 0x0, 0xff, 0xcf, 0x30, 0x0, 0xff,
>+    0xcf, 0x30, 0x0, 0xff, 0xcf, 0x30, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0xbf, 0x40, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x60, 0x9f, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+    0x0, 0xff, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff, 0xff, 0x0, 0x0, 0xff,
>+    0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff, 0xfe, 0x0, 0x0, 0xff,
>+]);
>+
>+var wtu = WebGLTestUtils;
>+var contextVersion = wtu.getDefault3DContextVersion();
>+var canvas = document.getElementById("canvas");
>+var gl = wtu.create3DContext(canvas, {antialias: false});
>+var program = wtu.setupTexturedQuad(gl);
>+var extFlag = "WEBGL_compressed_texture_astc";
>+var ext = null;
>+var vao = null;
>+var validFormats = {
>+
>+    COMPRESSED_RGBA_ASTC_4x4_KHR : 0x93B0,
>+    COMPRESSED_RGBA_ASTC_5x4_KHR : 0x93B1,
>+    COMPRESSED_RGBA_ASTC_5x5_KHR : 0x93B2,
>+    COMPRESSED_RGBA_ASTC_6x5_KHR : 0x93B3,
>+    COMPRESSED_RGBA_ASTC_6x6_KHR : 0x93B4,
>+    COMPRESSED_RGBA_ASTC_8x5_KHR : 0x93B5,
>+    COMPRESSED_RGBA_ASTC_8x6_KHR : 0x93B6,
>+    COMPRESSED_RGBA_ASTC_8x8_KHR : 0x93B7,
>+    COMPRESSED_RGBA_ASTC_10x5_KHR : 0x93B8,
>+    COMPRESSED_RGBA_ASTC_10x6_KHR : 0x93B9,
>+    COMPRESSED_RGBA_ASTC_10x8_KHR : 0x93BA,
>+    COMPRESSED_RGBA_ASTC_10x10_KHR : 0x93BB,
>+    COMPRESSED_RGBA_ASTC_12x10_KHR : 0x93BC,
>+    COMPRESSED_RGBA_ASTC_12x12_KHR : 0x93BD,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR : 0x93D0,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR : 0x93D1,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR : 0x93D2,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR : 0x93D3,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR : 0x93D4,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR : 0x93D5,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR : 0x93D6,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR : 0x93D7,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR : 0x93D8,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR : 0x93D9,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR : 0x93DA,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR : 0x93DB,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR : 0x93DC,
>+    COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR : 0x93DD
>+
>+};
>+var name;
>+var supportedFormats;
>+
>+if (!gl) {
>+    testFailed("WebGL context does not exist");
>+} else {
>+    testPassed("WebGL context exists");
>+
>+    // Run tests with extension disabled
>+    runTestDisabled();
>+    debug("");
>+
>+    // Query the extension and store globally so shouldBe can access it
>+    ext = wtu.getExtensionWithKnownPrefixes(gl, extFlag);
>+    if (!ext) {
>+        testPassed("No WEBGL_compressed_texture_astc support -- this is legal");
>+        runSupportedTest(false);
>+    } else {
>+        testPassed("Successfully enabled WEBGL_compressed_texture_astc extension");
>+
>+        debug("");
>+        runSupportedTest(true);
>+        runTestExtension();
>+    }
>+}
>+
>+function runSupportedTest(extensionEnabled) {
>+    var name = wtu.getSupportedExtensionWithKnownPrefixes(gl, extFlag);
>+    if (name !== undefined) {
>+        if (extensionEnabled) {
>+            testPassed("WEBGL_compressed_texture_astc listed as supported and getExtension succeeded");
>+        } else {
>+            testFailed("WEBGL_compressed_texture_astc listed as supported but getExtension failed");
>+        }
>+    } else {
>+        if (extensionEnabled) {
>+            testFailed("WEBGL_compressed_texture_astc not listed as supported but getExtension succeeded");
>+        } else {
>+            testPassed("WEBGL_compressed_texture_astc not listed as supported and getExtension failed -- this is legal");
>+        }
>+    }
>+}
>+
>+
>+function runTestDisabled() {
>+    debug("Testing binding enum with extension disabled");
>+
>+    supportedFormats = gl.getParameter(gl.COMPRESSED_TEXTURE_FORMATS);
>+    shouldBe("supportedFormats", "[]");
>+}
>+
>+function runTestExtension() {
>+    debug("");
>+    debug("Testing " + extFlag);
>+
>+    supportedFormats = gl.getParameter(gl.COMPRESSED_TEXTURE_FORMATS);
>+    // There should be exactly 28 formats for both WebGL 1.0 and WebGL 2.0.
>+    shouldBe("supportedFormats.length", "28");
>+
>+    console.log(wtu);
>+
>+    // check that all 28 formats exist
>+    testFormatsExist(supportedFormats);
>+    // check that all format enums exist.
>+    testCompressionFormatsValidity();
>+    // check that the specified restrictions fails with
>+    // an INVALID_VALUE error when not respected
>+    testASTCFormatsRestrictions();
>+    // Tests ASTC texture with every format
>+    testLDRTextures();
>+    testHDRTextures();
>+}
>+
>+function testFormatsExist(supportedFormats) {
>+    debug("");
>+    debug("Testing every supported formats exist");
>+
>+    var failed;
>+    for (var name in validFormats) {
>+        var format = validFormats[name];
>+        failed = true;
>+        for (var ii = 0; ii < supportedFormats.length; ++ii) {
>+            if (format == supportedFormats[ii]) {
>+                testPassed("supported format " + formatToString(format) + " exists");
>+                failed = false;
>+                break;
>+            }
>+        }
>+        if (failed) {
>+            testFailed("supported format " + formatToString(format) + " does not exist");
>+        }
>+    }
>+}
>+
>+function testCompressionFormatsValidity() {
>+    debug("");
>+    debug("Testing every supported formats is valid");
>+
>+    for (name in validFormats) {
>+        var expected = "0x" + validFormats[name].toString(16);
>+        var actual = "ext['" + name + "']";
>+        shouldBe(actual, expected);
>+    }
>+}
>+
>+function testASTCFormatsRestrictions() {
>+    debug("");
>+    debug("Testing format restrictions on buffer size");
>+
>+    var data = new Uint8Array(17);
>+
>+    var tex = gl.createTexture();
>+    gl.bindTexture(gl.TEXTURE_2D, tex);
>+    for (var formatId in validFormats) {
>+        var format = validFormats[formatId];
>+        var expectedSize = expectedByteLength(16, 16, format, data.length);
>+        gl.compressedTexImage2D(gl.TEXTURE_2D, 0, format, 16, 16, 0, data);
>+        wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
>+            formatToString(format) + " expected size: " + expectedSize);
>+    }
>+}
>+
>+function testLDRTextures() {
>+    debug("");
>+    debug("Testing every LDR texture format compression");
>+
>+    var data = [];
>+    var formats = [];
>+    var raws = [];
>+
>+    data.push(astc_4x4_argb_ldr, astc_5x4_argb_ldr, astc_5x5_argb_ldr,
>+              astc_6x5_argb_ldr, astc_6x6_argb_ldr, astc_8x5_argb_ldr,
>+              astc_8x6_argb_ldr, astc_8x8_argb_ldr, astc_10x5_argb_ldr,
>+              astc_10x6_argb_ldr, astc_10x8_argb_ldr, astc_10x10_argb_ldr,
>+              astc_12x10_argb_ldr, astc_12x12_argb_ldr);
>+
>+    formats.push(ext.COMPRESSED_RGBA_ASTC_4x4_KHR, ext.COMPRESSED_RGBA_ASTC_5x4_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_5x5_KHR, ext.COMPRESSED_RGBA_ASTC_6x5_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_6x6_KHR, ext.COMPRESSED_RGBA_ASTC_8x5_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_8x6_KHR, ext.COMPRESSED_RGBA_ASTC_8x8_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_10x5_KHR, ext.COMPRESSED_RGBA_ASTC_10x6_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_10x8_KHR, ext.COMPRESSED_RGBA_ASTC_10x10_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_12x10_KHR, ext.COMPRESSED_RGBA_ASTC_12x12_KHR);
>+
>+    // adds decoded image to use in the compare function
>+    // certain block size share the same decoded data
>+    // due to the fact that the test image is quite simple
>+    for (var i = 0; i < 10; ++i)
>+        raws.push(decoded_4x4To10x6_argb_ldr);
>+    raws.push(decoded_10x8_argb_ldr, decoded_10x10_argb_ldr, decoded_12x10_argb_ldr, decoded_12x12_argb_ldr);
>+
>+    testASTCTextures(buildTests(data, formats, raws, 'LDR'));
>+}
>+
>+function testHDRTextures() {
>+    debug("");
>+    debug("Testing every HDR texture format compression");
>+
>+
>+    var data = [];
>+    var formats = [];
>+    var raws = [];
>+
>+    data.push(astc_4x4_argb_hdr, astc_5x4_argb_hdr, astc_5x5_argb_hdr,
>+              astc_6x5_argb_hdr, astc_6x6_argb_hdr, astc_8x5_argb_hdr,
>+              astc_8x6_argb_hdr, astc_8x8_argb_hdr, astc_10x5_argb_hdr,
>+              astc_10x6_argb_hdr, astc_10x8_argb_hdr, astc_10x10_argb_hdr,
>+              astc_12x10_argb_hdr, astc_12x12_argb_hdr);
>+
>+    formats.push(ext.COMPRESSED_RGBA_ASTC_4x4_KHR, ext.COMPRESSED_RGBA_ASTC_5x4_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_5x5_KHR, ext.COMPRESSED_RGBA_ASTC_6x5_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_6x6_KHR, ext.COMPRESSED_RGBA_ASTC_8x5_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_8x6_KHR, ext.COMPRESSED_RGBA_ASTC_8x8_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_10x5_KHR, ext.COMPRESSED_RGBA_ASTC_10x6_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_10x8_KHR, ext.COMPRESSED_RGBA_ASTC_10x10_KHR,
>+                ext.COMPRESSED_RGBA_ASTC_12x10_KHR, ext.COMPRESSED_RGBA_ASTC_12x12_KHR);
>+
>+    // adds decoded image to use in the compare function
>+    // certain block size share the same decoded data
>+    // due to the fact that the test image is quite simple
>+    raws.push(decoded_4x4_argb_hdr, decoded_5x4_argb_hdr, decoded_5x5_argb_hdr, decoded_6x5_argb_hdr,
>+              decoded_6x6_argb_hdr, decoded_8x5_argb_hdr, decoded_8x6_argb_hdr, decoded_8x8_argb_hdr,
>+              decoded_10x5To10x6_argb_hdr, decoded_10x5To10x6_argb_hdr, decoded_10x8_argb_hdr,
>+              decoded_10x10_argb_hdr, decoded_12x10_argb_hdr, decoded_12x12_argb_hdr);
>+
>+    testASTCTextures(buildTests(data, formats, raws, 'HDR'));
>+}
>+
>+function testASTCTextures(tests) {
>+    debug("<hr/>");
>+    for (var i = 0; i < tests.length; ++i) {
>+        testASTCTexture(tests[i], false);
>+        if (contextVersion >= 2) {
>+          debug("<br/>");
>+          testASTCTexture(tests[i], true);
>+        }
>+    }
>+}
>+
>+function testASTCTexture(test, useTexStorage) {
>+    var data = test.data;
>+    var width = test.width;
>+    var height = test.height;
>+    var format = test.format;
>+    var raw = test.raw;
>+
>+    canvas.width = width;
>+    canvas.height = height;
>+    gl.viewport(0, 0, width, height);
>+    debug("");
>+    debug("testing " + formatToString(format) + " " + width + "x" + height + " (" + test.mode + ")" +
>+          (useTexStorage ? " via texStorage2D" : " via compressedTexImage2D"));
>+    debug("");
>+
>+    // Texture upload
>+    var tex = gl.createTexture();
>+    gl.bindTexture(gl.TEXTURE_2D, tex);
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
>+    if (useTexStorage) {
>+        gl.texStorage2D(gl.TEXTURE_2D, 1, format, width, height);
>+        wtu.glErrorShouldBe(gl, gl.NO_ERROR, "allocating compressed texture via texStorage2D");
>+        wtu.clearAndDrawUnitQuad(gl);
>+        wtu.glErrorShouldBe(gl, gl.NO_ERROR, "drawing unit quad");
>+        var clearColor = [0, 0, 0, 0];
>+        wtu.checkCanvas(gl, clearColor, "texture should be initialized to black");
>+        gl.compressedTexSubImage2D(gl.TEXTURE_2D, 0, 0, 0, width, height, format, data);
>+        wtu.glErrorShouldBe(gl, gl.NO_ERROR, "uploading compressed texture data via compressedTexSubImage2D");
>+    } else {
>+        gl.compressedTexImage2D(gl.TEXTURE_2D, 0, format, width, height, 0, data);
>+        wtu.glErrorShouldBe(gl, gl.NO_ERROR, "uploading compressed texture");
>+    }
>+
>+    wtu.clearAndDrawUnitQuad(gl);
>+
>+    // Check that the decoded image is consistent with NEAREST filtering
>+    compareRect(width, height, test.channels, width, height, raw, data, format, undefined, "NEAREST");
>+
>+    // Check that the decoded image is consistent with LINEAR filtering
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
>+    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
>+    wtu.clearAndDrawUnitQuad(gl);
>+    compareRect(width, height, test.channels, width, height, raw, data, format, undefined, "LINEAR");
>+
>+    debug("");
>+    // Mipmaps handling
>+    gl.generateMipmap(gl.TEXTURE_2D);
>+    wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "trying to generate mipmaps from compressed texture");
>+
>+    if (!useTexStorage) {
>+        gl.compressedTexImage2D(gl.TEXTURE_2D, 0, format, width, height, 1, data);
>+        wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "non 0 border");
>+    }
>+
>+    debug("");
>+    gl.compressedTexSubImage2D(gl.TEXTURE_2D, 0, 0, 0, width, height, format, data);
>+    wtu.glErrorShouldBe(gl, gl.NO_ERROR, "compressedTexSubImage2D allowed for reloading of complete textures");
>+}
>+
>+function compareRect(
>+        actualWidth, actualHeight, actualChannels,
>+        dataWidth, dataHeight, expectedData,
>+        testData, testFormat, tolerance, filteringMode) {
>+
>+    if(typeof(tolerance) == 'undefined') { tolerance = 5; }
>+    var actual = new Uint8Array(actualWidth * actualHeight * 4);
>+    gl.readPixels(0, 0, actualWidth, actualHeight, gl.RGBA, gl.UNSIGNED_BYTE, actual);
>+    flipImage(actual, actualWidth, actualHeight);
>+
>+    var div = document.createElement("div");
>+    div.className = "testimages";
>+    insertImg(div, "expected", makeImage(
>+            actualWidth, actualHeight, dataWidth, expectedData,
>+            actualChannels == 4));
>+    insertImg(div, "actual", makeImage(
>+            actualWidth, actualHeight, actualWidth, actual,
>+            actualChannels == 4));
>+    div.appendChild(document.createElement('br'));
>+    document.getElementById("console").appendChild(div);
>+
>+    var failed = false;
>+    for (var yy = 0; yy < actualHeight; ++yy) {
>+        for (var xx = 0; xx < actualWidth; ++xx) {
>+            var actualOffset = (yy * actualWidth + xx) * 4;
>+            var expectedOffset = (yy * dataWidth + xx) * 4;
>+            var expected = [
>+                    expectedData[expectedOffset + 0],
>+                    expectedData[expectedOffset + 1],
>+                    expectedData[expectedOffset + 2],
>+                    (actualChannels == 3 ? 255 : expectedData[expectedOffset + 3])
>+            ];
>+            for (var jj = 0; jj < 4; ++jj) {
>+                if (Math.abs(actual[actualOffset + jj] - expected[jj]) > tolerance) {
>+                    failed = true;
>+                    var was = actual[actualOffset + 0].toString();
>+                    for (var j = 1; j < 4; ++j) {
>+                        was += "," + actual[actualOffset + j];
>+                    }
>+                    testFailed('at (' + xx + ', ' + yy +
>+                                         ') expected: ' + expected + ' was ' + was);
>+                }
>+            }
>+        }
>+    }
>+    if (!failed) {
>+        testPassed("texture rendered correctly with " + filteringMode + " filtering");
>+    }
>+}
>+
>+// Builds several tests from two arrays
>+// data gives each Uint8Array encoded data to use
>+// formats the associate format to decode the data
>+// raws gives each decoded Uint8Array data for texture comparison
>+// mode 'LDR' or 'HDR'
>+function buildTests(data, formats, raws, mode) {
>+
>+    var tests = [];
>+    for (var i = 0; i < data.length; ++i) {
>+        var test = {
>+            width: 16,
>+            height: 16,
>+            channels: 4,
>+            data: data[i],
>+            format: formats[i],
>+            raw: raws[i],
>+            mode: mode
>+        };
>+        tests.push(test);
>+    }
>+
>+    return tests;
>+}
>+
>+function formatToString(format) {
>+    for (var p in ext) {
>+        if (ext[p] == format) {
>+            return p;
>+        }
>+    }
>+    return "0x" + format.toString(16);
>+}
>+
>+function expectedByteLength(w, h, format) {
>+
>+    if (format == ext.COMPRESSED_RGBA_ASTC_4x4_KHR)
>+        return Math.floor((w + 3) / 4) * Math.floor((h + 3) / 4) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_5x4_KHR)
>+        return Math.floor((w + 4) / 5) * Math.floor((h + 3) / 4) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_5x5_KHR)
>+        return Math.floor((w + 4) / 5) * Math.floor((h + 4) / 5) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_6x5_KHR)
>+        return Math.floor((w + 5) / 6) * Math.floor((h + 4) / 5) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_6x6_KHR)
>+        return Math.floor((w + 5) / 6) * Math.floor((h + 5) / 6) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_8x5_KHR)
>+        return Math.floor((w + 7) / 8) * Math.floor((h + 4) / 5) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_8x6_KHR)
>+        return Math.floor((w + 7) / 8) * Math.floor((h + 5) / 6) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_8x8_KHR)
>+        return Math.floor((w + 7) / 8) * Math.floor((h + 7) / 8) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_10x5_KHR)
>+        return Math.floor((w + 9) / 10) * Math.floor((h + 4) / 5) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_10x6_KHR)
>+        return Math.floor((w + 9) / 10) * Math.floor((h + 5) / 6) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_10x8_KHR)
>+        return Math.floor((w + 9) / 10) * Math.floor((h + 7) / 8) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_10x10_KHR)
>+        return Math.floor((w + 9) / 10) * Math.floor((h + 9) / 10) * 16;
>+    else if (format == ext.COMPRESSED_RGBA_ASTC_12x10_KHR)
>+        return Math.floor((w + 11) / 12) * Math.floor((h + 9) / 10) * 16;
>+
>+    return Math.floor((w + 11) / 12) * Math.floor((h + 11) / 12) * 16;
>+}
>+
>+function insertImg(element, caption, img) {
>+    var div = document.createElement("div");
>+    div.appendChild(img);
>+    var label = document.createElement("div");
>+    label.appendChild(document.createTextNode(caption));
>+    div.appendChild(label);
>+    element.appendChild(div);
>+}
>+
>+function makeImage(imageWidth, imageHeight, dataWidth, data, alpha) {
>+    var scale = 8;
>+    var c = document.createElement("canvas");
>+    c.width = imageWidth * scale;
>+    c.height = imageHeight * scale;
>+    var ctx = c.getContext("2d");
>+    for (var yy = 0; yy < imageHeight; ++yy) {
>+        for (var xx = 0; xx < imageWidth; ++xx) {
>+            var offset = (yy * dataWidth + xx) * 4;
>+            ctx.fillStyle = "rgba(" +
>+                    data[offset + 0] + "," +
>+                    data[offset + 1] + "," +
>+                    data[offset + 2] + "," +
>+                    (alpha ? data[offset + 3] / 255 : 1) + ")";
>+            ctx.fillRect(xx * scale, yy * scale, scale, scale);
>+        }
>+    }
>+    return wtu.makeImageFromCanvas(c);
>+}
>+
>+// Swaps two cells in an arraybuffer.
>+// this function is used in the image flipping function
>+function swapCell(array, i, j) {
>+    var a = array[i];
>+    array[i] = array[j];
>+    array[j] = a;
>+}
>+
>+function flipImage(imgBuffer, w, h) {
>+    var halfHeight = h / 2;
>+
>+    for (var j = 0; j < halfHeight; j++) {
>+        for (var i = 0; i < w; i++) {
>+            var beginByte = (j * w + i) * 4;
>+            var endByte = ((h - j - 1) * w + i) * 4;
>+
>+            swapCell(imgBuffer, beginByte, endByte);
>+            swapCell(imgBuffer, beginByte + 1, endByte + 1);
>+            swapCell(imgBuffer, beginByte + 2, endByte + 2);
>+            swapCell(imgBuffer, beginByte + 3, endByte + 3);
>+        }
>+    }
>+}
>+
>+debug("");
>+var successfullyParsed = true;
>+</script>
>+<script src="./resources/js-test-post.js"></script>
>+
>+</body>
>+</html>

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Attachments on bug 185272: 339500 | 339503 | 339545 | 339607 | 339698 | 339777 | 339901 | 339905 | 339910 | 340005