[webkit-changes] [WebKit/WebKit] ed9a48: imageBytesForSource should only copy the required ...

[Alex Christensen]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: ed9a48d72012671cf9e92c59f443855d48ea55e1
      https://github.com/WebKit/WebKit/commit/ed9a48d72012671cf9e92c59f443855d48ea55e1
  Author: Alex Christensen <achristensen at apple.com>
  Date:   2024-03-04 (Mon, 04 Mar 2024)

  Changed paths:
    A LayoutTests/fast/webgpu/image-data-8-bytes-per-pixel-expected.txt
    A LayoutTests/fast/webgpu/image-data-8-bytes-per-pixel.html
    M Source/WebCore/Modules/WebGPU/GPUQueue.cpp

  Log Message:
  -----------
  imageBytesForSource should only copy the required bytes for images with more than 4 bytes per pixel
https://bugs.webkit.org/show_bug.cgi?id=270493
rdar://123810952

Reviewed by Mike Wyrzykowski.

Also use early returns to remove deeply nested if statements.
Also use smart pointers to retain and release images while using them.

* LayoutTests/fast/webgpu/image-data-8-bytes-per-pixel-expected.txt: Added.
* LayoutTests/fast/webgpu/image-data-8-bytes-per-pixel.html: Added.
* Source/WebCore/Modules/WebGPU/GPUQueue.cpp:
(WebCore::imageBytesForSource):

Canonical link: https://commits.webkit.org/275671@main



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