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