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Support more formats in RTCVideoFrame

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Implement Obj-C version of webrtc::VideoFrameBuffer and use that in
RTCVideoFrame.

Bug: webrtc:7785
Change-Id: I49f42bcf451dd6769b3a79a65fe7b400dce22677
Reviewed-on: https://chromium-review.googlesource.com/536773
Commit-Queue: Anders Carlsson <andersc@webrtc.org>
Reviewed-by: Magnus Jedvert <magjed@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#18691}
This commit is contained in:
Anders Carlsson
2017-06-20 11:01:34 +02:00
committed by Commit Bot
parent 7f84aeaef6
commit bd2220a9c4
24 changed files with 783 additions and 169 deletions
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30
webrtc/sdk/objc/Framework/Classes/Video/RTCI420TextureCache.mm
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@ -9,6 +9,7 @@
*/
#import "RTCI420TextureCache.h"
#import "WebRTC/RTCVideoFrameBuffer.h"
#if TARGET_OS_IPHONE
#import <OpenGLES/ES3/gl.h>
@ -123,31 +124,32 @@ static const GLsizei kNumTextures = kNumTexturesPerSet * kNumTextureSets;
- (void)uploadFrameToTextures:(RTCVideoFrame *)frame {
_currentTextureSet = (_currentTextureSet + 1) % kNumTextureSets;
const int chromaWidth = (frame.width + 1) / 2;
const int chromaHeight = (frame.height + 1) / 2;
if (frame.strideY != frame.width ||
frame.strideU != chromaWidth ||
frame.strideV != chromaWidth) {
_planeBuffer.resize(frame.width * frame.height);
id<RTCI420Buffer> buffer = [frame.buffer toI420];
const int chromaWidth = buffer.chromaWidth;
const int chromaHeight = buffer.chromaHeight;
if (buffer.strideY != frame.width || buffer.strideU != chromaWidth ||
buffer.strideV != chromaWidth) {
_planeBuffer.resize(buffer.width * buffer.height);
}
[self uploadPlane:frame.dataY
[self uploadPlane:buffer.dataY
texture:self.yTexture
width:frame.width
height:frame.height
stride:frame.strideY];
width:buffer.width
height:buffer.height
stride:buffer.strideY];
[self uploadPlane:frame.dataU
[self uploadPlane:buffer.dataU
texture:self.uTexture
width:chromaWidth
height:chromaHeight
stride:frame.strideU];
stride:buffer.strideU];
[self uploadPlane:frame.dataV
[self uploadPlane:buffer.dataV
texture:self.vTexture
width:chromaWidth
height:chromaHeight
stride:frame.strideV];
stride:buffer.strideV];
}
@end