Bug 78979

Summary:

SVG assert in SkPathMeasure::buildSegments

Product:

WebKit

Reporter:

Philip Rogers <pdr>

Component:

SVG

Assignee:

Nobody <webkit-unassigned>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

reed, rwlbuis, zimmermann

Priority:

Version:

528+ (Nightly build)

Hardware:

Unspecified

OS:

Unspecified

Attachments:

Description	Flags
Test case	none

Philip Rogers

Reported 2012-02-18 16:27:16 PST

Created attachment 127719 [details] Test case The following will hit an assert in buildSegments: <svg xmlns="http://www.w3.org/2000/svg" height="100" width="100"> <path style="stroke-dasharray:1" stroke="#000" d="M1,1 l-2.58-2.828-3.82-0.113, 1.9-3.3223-1.08-3.6702, 3.75,0.7744,3.16-2.1551,0.42,3.8008,3.02,2.3384-3.48,1.574-1.29,3.601z"/> </svg> Assert details and backtrace: [2586:2586:18949573090:FATAL:SkPathMeasure.cpp(218)] ../../third_party/skia/src/core/SkPathMeasure.cpp:218: failed assertion "seg->fDistance > distance" Backtrace: base::debug::StackTrace::StackTrace() [0x15af9c6] logging::LogMessage::~LogMessage() [0x15daabc] SkDebugf_FileLine() [0x2e817bf] SkPathMeasure::buildSegments() [0x2df1ece] SkPathMeasure::getLength() [0x2df2b08] SkPathMeasure::isClosed() [0x2df3306] SkDashPathEffect::filterPath() [0x2ed234f] SkPaint::getFillPath() [0x2de7862] WebCore::Path::strokeBoundingRect() [0x318dc2e] WebCore::RenderSVGShape::inflateWithStrokeAndMarkerBounds() [0x22a1967] [ ... snip ...]

Attachments
Test case (250 bytes, image/svg+xml) 2012-02-18 16:27 PST, Philip Rogers	no flags	Details
View All Add attachment proposed patch, testcase, etc.

Rob Buis

Comment 1 2012-04-19 13:14:36 PDT

It is not clear to me if this is a Skia or SVG problem.

Mike Reed

Comment 2 2012-04-19 14:01:06 PDT

I will investigate

Mike Reed

Comment 3 2012-04-20 09:00:35 PDT

Fixed in skia rev. 3739 will just need to wait until that is rolled into chrome/webkit via DEPS

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