[Webkit-unassigned] [Bug 129626] New: WebGL slow video to texture

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=129626

           Summary: WebGL slow video to texture
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Macintosh Intel
               URL: http://codeflow.org/issues/slow_video_to_texture/
        OS/Version: Mac OS X 10.7
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebGL
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: pyalot at gmail.com


The performance of texImage2D and texSubImage2D calls passing a video is very slow (+4ms) for most video sizes (+240p).

The linked in test can record the timings these uploads and the framerate, and it contains historical measurements across a variety of browsers and platforms.

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