[webkit-changes] [WebKit/WebKit] 146ca5: WebCodecsVideoDecoderConfig description should be ...

[youennf]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 146ca511cb11f32a0eda771a422443af135f48cc
      https://github.com/WebKit/WebKit/commit/146ca511cb11f32a0eda771a422443af135f48cc
  Author: Youenn Fablet <youennf at gmail.com>
  Date:   2022-10-19 (Wed, 19 Oct 2022)

  Changed paths:
    M LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_h264_annexb-expected.txt
    M LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_h264_avc-expected.txt
    M LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_vp8-expected.txt
    M LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_vp9_p0-expected.txt
    M Source/WebCore/Modules/webcodecs/WebCodecsVideoEncoder.cpp
    M Source/WebCore/platform/graphics/cv/VideoFrameCV.mm

  Log Message:
  -----------
  WebCodecsVideoDecoderConfig description should be undefined instead of null if there is no description to provide
https://bugs.webkit.org/show_bug.cgi?id=246685
rdar://problem/101288923

Reviewed by Eric Carlson.

When the description size is 0, we should keep the comnfig description be a std::nullopt instead of a null array buffer.
Also fix the creation of the array buffer by providing a proper sampel size.

Covered by rebased tests.

* LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_h264_annexb-expected.txt:
* LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_h264_avc-expected.txt:
* LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_vp8-expected.txt:
* LayoutTests/imported/w3c/web-platform-tests/webcodecs/full-cycle-test.https.any_vp9_p0-expected.txt:
* LayoutTests/imported/w3c/web-platform-tests/webcodecs/reconfiguring-encoder.https.any.worker_vp9_p2-expected.txt:
* Source/WebCore/Modules/webcodecs/WebCodecsVideoEncoder.cpp:
(WebCore::WebCodecsVideoEncoder::configure):
(WebCore::WebCodecsVideoEncoder::createEncodedChunkMetadata):
* Source/WebCore/platform/graphics/cv/VideoFrameCV.mm:
(WebCore::VideoFrame::paintInContext): Drive-by fix.

Canonical link: https://commits.webkit.org/255726@main