Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 99ccaa72ad219120a3a39b78e1fb844f6e59ee67
      
https://github.com/WebKit/WebKit/commit/99ccaa72ad219120a3a39b78e1fb844f6e59ee67
  Author: Gerald Squelart <[email protected]>
  Date:   2026-09-16 (Wed, 16 Sep 2026)

  Changed paths:
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-display-p3-expected.txt
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-display-p3.html
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-expected.txt
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-no-gpu-process-expected.txt
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-no-gpu-process.html
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated.html
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated-expected.txt
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated-no-gpu-process-expected.txt
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated-no-gpu-process.html
    A 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated.html
    A LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image.js
    M LayoutTests/platform/ios/TestExpectations
    M LayoutTests/platform/mac-wk2/TestExpectations
    M Source/WebCore/html/canvas/CanvasRenderingContext2DBase.cpp
    M Source/WebCore/html/canvas/CanvasRenderingContext2DBase.h

  Log Message:
  -----------
  HDR support for CanvasRenderingContext2DBase::drawImage() of an image
https://bugs.webkit.org/show_bug.cgi?id=321870
rdar://185039649

Reviewed by Mike Wyrzykowski.

Implement CanvasRenderingContext2DBase::drawImage() of an SDR/HDR image
to an SDR/HDR canvas.

Animated HDR images are not handled yet, as only their SDR base image is
currently kept.

* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-display-p3-expected.txt:
 Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-display-p3.html:
 Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-expected.txt:
 Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-no-gpu-process-expected.txt:
 Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated-no-gpu-process.html:
 Added.
* LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-accelerated.html: 
Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated-expected.txt:
 Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated-no-gpu-process-expected.txt:
 Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated-no-gpu-process.html:
 Added.
* 
LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image-unaccelerated.html: 
Added.
* LayoutTests/fast/canvas/hdr/float16-canvas-drawimage-image.js: Added.
(createContext):
(loadImage):
(formatPixel):
(verifyDrawnArea):
(async runTests):
* LayoutTests/platform/ios/TestExpectations:
* LayoutTests/platform/mac-wk2/TestExpectations:
* Source/WebCore/html/canvas/CanvasRenderingContext2DBase.cpp:
(WebCore::CanvasRenderingContext2DBase::drawImage):
(WebCore::CanvasRenderingContext2DBase::fullCanvasCompositedDrawImage):
* Source/WebCore/html/canvas/CanvasRenderingContext2DBase.h:

Canonical link: https://commits.webkit.org/321288@main



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