blob: d391160fab08177812ffdfda56cc899cb5922cc0 [file] [log] [blame]
/*
* Copyright (c) 2019 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.
*/
#ifndef TEST_FRAME_FORWARDER_H_
#define TEST_FRAME_FORWARDER_H_
#include "api/video/video_frame.h"
#include "api/video/video_source_interface.h"
#include "rtc_base/critical_section.h"
namespace webrtc {
namespace test {
// FrameForwarder can be used as an implementation
// of rtc::VideoSourceInterface<VideoFrame> where the caller controls when
// a frame should be forwarded to its sink.
// Currently this implementation only support one sink.
class FrameForwarder : public rtc::VideoSourceInterface<VideoFrame> {
public:
FrameForwarder();
~FrameForwarder() override;
// Forwards |video_frame| to the registered |sink_|.
virtual void IncomingCapturedFrame(const VideoFrame& video_frame)
RTC_LOCKS_EXCLUDED(crit_);
rtc::VideoSinkWants sink_wants() const RTC_LOCKS_EXCLUDED(crit_);
bool has_sinks() const RTC_LOCKS_EXCLUDED(crit_);
protected:
rtc::VideoSinkWants sink_wants_locked() const
RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_);
void AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink,
const rtc::VideoSinkWants& wants)
RTC_LOCKS_EXCLUDED(crit_) override;
void AddOrUpdateSinkLocked(rtc::VideoSinkInterface<VideoFrame>* sink,
const rtc::VideoSinkWants& wants)
RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_);
void RemoveSink(rtc::VideoSinkInterface<VideoFrame>* sink)
RTC_LOCKS_EXCLUDED(crit_) override;
rtc::CriticalSection crit_;
rtc::VideoSinkInterface<VideoFrame>* sink_ RTC_GUARDED_BY(crit_);
rtc::VideoSinkWants sink_wants_ RTC_GUARDED_BY(crit_);
};
} // namespace test
} // namespace webrtc
#endif // TEST_FRAME_FORWARDER_H_