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<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>232235</bug_id>
          
          <creation_ts>2021-10-25 06:03:11 -0700</creation_ts>
          <short_desc>REGRESSION(Safari 15, BigSur): Poor video texture upload performance with MacBook M1, ANGLE OpenGL backend</short_desc>
          <delta_ts>2022-02-17 00:04:53 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>WebCore JavaScript</component>
          <version>WebKit Local Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=232296</see_also>
    
    <see_also>https://bugs.webkit.org/show_bug.cgi?id=236699</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          <blocked>234240</blocked>
          <everconfirmed>1</everconfirmed>
          <reporter name="Kimmo Kinnunen">kkinnunen</reporter>
          <assigned_to name="Kimmo Kinnunen">kkinnunen</assigned_to>
          <cc>alex</cc>
    
    <cc>dino</cc>
    
    <cc>dustin.kerstein</cc>
    
    <cc>ews-watchlist</cc>
    
    <cc>kbr</cc>
    
    <cc>kondapallykalyan</cc>
    
    <cc>marcus.stenbeck</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1808362</commentid>
    <comment_count>0</comment_count>
    <who name="Kimmo Kinnunen">kkinnunen</who>
    <bug_when>2021-10-25 06:03:11 -0700</bug_when>
    <thetext>REGRESSION(Safari 15) Poor video texture upload performance with MacBook M1, ANGLE OpenGL backend

Affects potentially Safari down levels (Safari 15 on Big Sur)

&gt; Dustin Kerstein dustin.kerstein@gmail.com
&gt; https://jsfiddle.net/qz9ka6xm (using RGBA textures from a very simple cycling color video).

WebKit trunk, MacBook M1, measured on macOS Monterey for simplicity

                     1080p.   2160p
ANGLE Metal            ~2ms    ~2ms
ANGLE OpenGL (CGL)    ~30ms  ~250ms</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1808524</commentid>
    <comment_count>1</comment_count>
    <who name="Dustin Kerstein">dustin.kerstein</who>
    <bug_when>2021-10-25 12:25:34 -0700</bug_when>
    <thetext>Note, the M1 MacBook Air was running Big Sur 11.6</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1810593</commentid>
    <comment_count>2</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2021-11-01 06:04:18 -0700</bug_when>
    <thetext>&lt;rdar://problem/84878815&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1823212</commentid>
    <comment_count>3</comment_count>
    <who name="Alexander">alex</who>
    <bug_when>2021-12-11 08:35:05 -0800</bug_when>
    <thetext>Experiencing the same issue on Safari 15/Big Sur with Verge3D toolkit.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1823406</commentid>
    <comment_count>4</comment_count>
    <who name="">marcus.stenbeck</who>
    <bug_when>2021-12-12 23:52:14 -0800</bug_when>
    <thetext>Experiencing this on my computer too.

Safari 15.1

macOs Monterey 12.0.1

MacBook Pro (15-inch, 2018)
2,2 GHz 6-Core Intel Core i7
32 GB 2400 MHz DDR4
Radeon Pro 560X 4 GB
Intel UHD Graphics 630 1536 MB</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1823504</commentid>
    <comment_count>5</comment_count>
      <attachid>446998</attachid>
    <who name="Kimmo Kinnunen">kkinnunen</who>
    <bug_when>2021-12-13 06:17:06 -0800</bug_when>
    <thetext>Created attachment 446998
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1823506</commentid>
    <comment_count>6</comment_count>
    <who name="EWS Watchlist">ews-watchlist</who>
    <bug_when>2021-12-13 06:18:15 -0800</bug_when>
    <thetext>Note that there are important steps to take when updating ANGLE. See https://trac.webkit.org/wiki/UpdatingANGLE</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1823670</commentid>
    <comment_count>7</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2021-12-13 11:48:34 -0800</bug_when>
    <thetext>Committed r286960 (?): &lt;https://commits.webkit.org/r286960&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 446998.</thetext>
  </long_desc>
      
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            <attachid>446998</attachid>
            <date>2021-12-13 06:17:06 -0800</date>
            <delta_ts>2021-12-13 11:48:36 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-232235-20211213161704.patch</filename>
            <type>text/plain</type>
            <size>2911</size>
            <attacher name="Kimmo Kinnunen">kkinnunen</attacher>
            
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