blob: 146d49e585b9cdfd13b562355190250e9d8e328f [file] [log] [blame]
/*
* Copyright 2018 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 PC_TEST_FAKEPERIODICVIDEOSOURCE_H_
#define PC_TEST_FAKEPERIODICVIDEOSOURCE_H_
#include <memory>
#include "absl/memory/memory.h"
#include "api/video/video_source_interface.h"
#include "media/base/fakeframesource.h"
#include "media/base/videobroadcaster.h"
#include "rtc_base/task_queue.h"
namespace webrtc {
class FakePeriodicVideoSource final
: public rtc::VideoSourceInterface<VideoFrame> {
public:
static constexpr int kDefaultFrameIntervalMs = 33;
static constexpr int kDefaultWidth = 640;
static constexpr int kDefaultHeight = 480;
struct Config {
int width = kDefaultWidth;
int height = kDefaultHeight;
int frame_interval_ms = kDefaultFrameIntervalMs;
VideoRotation rotation = kVideoRotation_0;
int64_t timestamp_offset_ms = 0;
};
FakePeriodicVideoSource() : FakePeriodicVideoSource(Config()) {}
explicit FakePeriodicVideoSource(Config config)
: task_queue_(
absl::make_unique<rtc::TaskQueue>("FakePeriodicVideoTrackSource")) {
thread_checker_.DetachFromThread();
task_queue_->PostTask(absl::make_unique<FrameTask>(config, &broadcaster_));
}
void RemoveSink(rtc::VideoSinkInterface<webrtc::VideoFrame>* sink) override {
RTC_DCHECK(thread_checker_.CalledOnValidThread());
broadcaster_.RemoveSink(sink);
}
void AddOrUpdateSink(rtc::VideoSinkInterface<webrtc::VideoFrame>* sink,
const rtc::VideoSinkWants& wants) override {
RTC_DCHECK(thread_checker_.CalledOnValidThread());
broadcaster_.AddOrUpdateSink(sink, wants);
}
void Stop() {
RTC_DCHECK(task_queue_);
task_queue_.reset();
}
private:
class FrameTask : public rtc::QueuedTask {
public:
FrameTask(Config config, rtc::VideoBroadcaster* broadcaster)
: frame_interval_ms_(config.frame_interval_ms),
frame_source_(
config.width,
config.height,
config.frame_interval_ms * rtc::kNumMicrosecsPerMillisec,
config.timestamp_offset_ms * rtc::kNumMicrosecsPerMillisec),
broadcaster_(broadcaster) {
frame_source_.SetRotation(config.rotation);
}
bool Run() override {
if (broadcaster_->wants().rotation_applied) {
broadcaster_->OnFrame(frame_source_.GetFrameRotationApplied());
} else {
broadcaster_->OnFrame(frame_source_.GetFrame());
}
rtc::TaskQueue::Current()->PostDelayedTask(absl::WrapUnique(this),
frame_interval_ms_);
return false;
}
int frame_interval_ms_;
cricket::FakeFrameSource frame_source_;
rtc::VideoBroadcaster* broadcaster_;
};
rtc::ThreadChecker thread_checker_;
rtc::VideoBroadcaster broadcaster_;
std::unique_ptr<rtc::TaskQueue> task_queue_;
};
} // namespace webrtc
#endif // PC_TEST_FAKEPERIODICVIDEOSOURCE_H_