webrtc/sdk/objc/Framework/Classes/PeerConnection/RTCVideoRendererAdapter.mm
Anders Carlsson 9823ee47d3 Fix native api in preparation for native_api example.
Add native api conversions for video frames and video renderer. This
also requires some changes to sdk/BUILD to avoid cyclic dependencies.

Bug: webrtc:8832
Change-Id: Ibf21e63bdcae195dcb61d63f9262e6a8dc4fa790
Reviewed-on: https://webrtc-review.googlesource.com/57142
Commit-Queue: Anders Carlsson <andersc@webrtc.org>
Reviewed-by: Kári Helgason <kthelgason@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22340}
2018-03-08 13:22:13 +00:00

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/*
* Copyright 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#import "RTCI420Buffer+Private.h"
#import "RTCVideoRendererAdapter+Private.h"
#import "WebRTC/RTCVideoFrame.h"
#import "WebRTC/RTCVideoFrameBuffer.h"
#include <memory>
#include "sdk/objc/Framework/Native/api/video_frame.h"
namespace webrtc {
class VideoRendererAdapter
: public rtc::VideoSinkInterface<webrtc::VideoFrame> {
public:
VideoRendererAdapter(RTCVideoRendererAdapter* adapter) {
adapter_ = adapter;
size_ = CGSizeZero;
}
void OnFrame(const webrtc::VideoFrame& nativeVideoFrame) override {
RTCVideoFrame* videoFrame = NativeToObjCVideoFrame(nativeVideoFrame);
CGSize current_size = (videoFrame.rotation % 180 == 0)
? CGSizeMake(videoFrame.width, videoFrame.height)
: CGSizeMake(videoFrame.height, videoFrame.width);
if (!CGSizeEqualToSize(size_, current_size)) {
size_ = current_size;
[adapter_.videoRenderer setSize:size_];
}
[adapter_.videoRenderer renderFrame:videoFrame];
}
private:
__weak RTCVideoRendererAdapter *adapter_;
CGSize size_;
};
}
@implementation RTCVideoRendererAdapter {
std::unique_ptr<webrtc::VideoRendererAdapter> _adapter;
}
@synthesize videoRenderer = _videoRenderer;
- (instancetype)initWithNativeRenderer:(id<RTCVideoRenderer>)videoRenderer {
NSParameterAssert(videoRenderer);
if (self = [super init]) {
_videoRenderer = videoRenderer;
_adapter.reset(new webrtc::VideoRendererAdapter(self));
}
return self;
}
- (rtc::VideoSinkInterface<webrtc::VideoFrame> *)nativeVideoRenderer {
return _adapter.get();
}
@end