f0dcfe2c81
This enabled us to be able to remove VideoTrack::GetSink and RemoteVideoCapturer. Since video frames from the decoder is delivered on a media engine internal thread, VideoBroadCaster must be made thread safe. BUG=webrtc:5426 R=deadbeef@webrtc.org, pthatcher@webrtc.org Review URL: https://codereview.webrtc.org/1765423005 . Cr-Commit-Position: refs/heads/master@{#11944}
62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
/*
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* Copyright 2016 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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#ifndef WEBRTC_API_VIDEOTRACKSOURCE_H_
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#define WEBRTC_API_VIDEOTRACKSOURCE_H_
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#include "webrtc/api/notifier.h"
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#include "webrtc/api/videosourceinterface.h"
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#include "webrtc/media/base/mediachannel.h"
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#include "webrtc/media/base/videosinkinterface.h"
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// VideoTrackSource implements VideoTrackSourceInterface.
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namespace webrtc {
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class VideoTrackSource : public Notifier<VideoTrackSourceInterface> {
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public:
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VideoTrackSource(rtc::VideoSourceInterface<cricket::VideoFrame>* source,
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rtc::Thread* worker_thread,
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bool remote);
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void SetState(SourceState new_state);
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// OnSourceDestroyed clears this instance pointer to |source_|. It is useful
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// when the underlying rtc::VideoSourceInterface is destroyed before the
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// reference counted VideoTrackSource.
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void OnSourceDestroyed();
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SourceState state() const override { return state_; }
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bool remote() const override { return remote_; }
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void Stop() override{};
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void Restart() override{};
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virtual bool is_screencast() const { return false; }
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virtual bool needs_denoising() const { return false; }
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void AddOrUpdateSink(rtc::VideoSinkInterface<cricket::VideoFrame>* sink,
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const rtc::VideoSinkWants& wants) override;
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void RemoveSink(rtc::VideoSinkInterface<cricket::VideoFrame>* sink) override;
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cricket::VideoCapturer* GetVideoCapturer() override { return nullptr; }
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protected:
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rtc::Thread* worker_thread() { return worker_thread_; }
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private:
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rtc::VideoSourceInterface<cricket::VideoFrame>* source_;
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rtc::Thread* worker_thread_;
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cricket::VideoOptions options_;
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SourceState state_;
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const bool remote_;
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};
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} // namespace webrtc
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#endif // WEBRTC_API_VIDEOTRACKSOURCE_H_
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