blob: 49660d897240bf1757461204ef29d6da4fa359d6 [file] [log] [blame]
* Copyright (c) 2013 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.
#include <stddef.h>
#include <memory>
#include "api/video/video_frame.h"
#include "api/video/video_source_interface.h"
#include "media/base/video_adapter.h"
#include "media/base/video_broadcaster.h"
#include "rtc_base/synchronization/mutex.h"
namespace webrtc {
namespace test {
class TestVideoCapturer : public rtc::VideoSourceInterface<VideoFrame> {
class FramePreprocessor {
virtual ~FramePreprocessor() = default;
virtual VideoFrame Preprocess(const VideoFrame& frame) = 0;
~TestVideoCapturer() override;
void AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink,
const rtc::VideoSinkWants& wants) override;
void RemoveSink(rtc::VideoSinkInterface<VideoFrame>* sink) override;
void SetFramePreprocessor(std::unique_ptr<FramePreprocessor> preprocessor) {
MutexLock lock(&lock_);
preprocessor_ = std::move(preprocessor);
void SetEnableAdaptation(bool enable_adaptation) {
MutexLock lock(&lock_);
enable_adaptation_ = enable_adaptation;
void OnOutputFormatRequest(int width,
int height,
const absl::optional<int>& max_fps);
// Starts or resumes video capturing. Can be called multiple times during
// lifetime of this object.
virtual void Start() = 0;
// Stops or pauses video capturing. Can be called multiple times during
// lifetime of this object.
virtual void Stop() = 0;
virtual int GetFrameWidth() const = 0;
virtual int GetFrameHeight() const = 0;
void OnFrame(const VideoFrame& frame);
rtc::VideoSinkWants GetSinkWants();
void UpdateVideoAdapter();
VideoFrame MaybePreprocess(const VideoFrame& frame);
Mutex lock_;
std::unique_ptr<FramePreprocessor> preprocessor_ RTC_GUARDED_BY(lock_);
bool enable_adaptation_ RTC_GUARDED_BY(lock_) = true;
rtc::VideoBroadcaster broadcaster_;
cricket::VideoAdapter video_adapter_;
} // namespace test
} // namespace webrtc