[webkit-reviews] review granted: [Bug 238071] VideoFrame does not need to inherit from MediaSample : [Attachment 455384] Patch
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Tue Mar 22 09:52:53 PDT 2022
Eric Carlson <eric.carlson at apple.com> has granted review:
Bug 238071: VideoFrame does not need to inherit from MediaSample
https://bugs.webkit.org/show_bug.cgi?id=238071
Attachment 455384: Patch
https://bugs.webkit.org/attachment.cgi?id=455384&action=review
--- Comment #3 from Eric Carlson <eric.carlson at apple.com> ---
Comment on attachment 455384
--> https://bugs.webkit.org/attachment.cgi?id=455384
Patch
View in context: https://bugs.webkit.org/attachment.cgi?id=455384&action=review
r=me once the bots are happy
> Source/WebCore/platform/VideoFrame.cpp:69
> +#if PLATFORM(COCOA) && USE(AVFOUNDATION)
> RefPtr<VideoFrameCV> VideoFrame::asVideoFrameCV()
> {
> + if (isCV())
> + return downcast<VideoFrameCV>(this);
> +
> auto buffer = pixelBuffer();
> if (!buffer)
> return nullptr;
> -
> return VideoFrameCV::create(presentationTime(), isMirrored(),
rotation(), buffer);
> }
> +#endif // PLATFORM(COCOA) && USE(AVFOUNDATION)
> +
> +#if !PLATFORM(COCOA)
> +RefPtr<JSC::Uint8ClampedArray> VideoFrame::getRGBAImageData() const
> +{
> + return nullptr;
> +}
> #endif
Can these move to VideoFrame.mm?
> Source/WebCore/platform/VideoFrame.mm:46
> + const OSType imageFormat = kCVPixelFormatType_32RGBA;
> + RetainPtr<CFNumberRef> imageFormatNumber =
adoptCF(CFNumberCreate(nullptr, kCFNumberIntType, &imageFormat));
> +
> + RetainPtr<CFMutableDictionaryRef> conformerOptions =
adoptCF(CFDictionaryCreateMutable(0, 1, &kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks));
> + CFDictionarySetValue(conformerOptions.get(),
kCVPixelBufferPixelFormatTypeKey, imageFormatNumber.get());
> + PixelBufferConformerCV pixelBufferConformer(conformerOptions.get());
I think this be simplified to something like:
auto pixelBufferConformer(@{ (__bridge NSString
*)kCVPixelBufferPixelFormatTypeKey: @(kCVPixelFormatType_32RGBA) });
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