test/testsupport/video_frame_writer.h

/*
 *  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_TESTSUPPORT_VIDEO_FRAME_WRITER_H_
#define TEST_TESTSUPPORT_VIDEO_FRAME_WRITER_H_

#include <memory>
#include <string>

#include "api/video/video_frame.h"
#include "rtc_base/buffer.h"
#include "rtc_base/critical_section.h"
#include "test/testsupport/frame_writer.h"

namespace webrtc {
namespace test {

class VideoFrameWriter {
 public:
  virtual ~VideoFrameWriter() = default;

  virtual bool WriteFrame(const webrtc::VideoFrame& frame) = 0;

  virtual void Close() = 0;
};

// Writes webrtc::VideoFrame to specified file with y4m frame writer
class Y4mVideoFrameWriterImpl : public VideoFrameWriter {
 public:
  Y4mVideoFrameWriterImpl(std::string output_file_name,
                          int width,
                          int height,
                          int fps);
  ~Y4mVideoFrameWriterImpl() override = default;

  bool WriteFrame(const webrtc::VideoFrame& frame) override;
  void Close() override;

 private:
  const int width_;
  const int height_;

  std::unique_ptr<FrameWriter> frame_writer_;
};

// Writes webrtc::VideoFrame to specified file with yuv frame writer
class YuvVideoFrameWriterImpl : public VideoFrameWriter {
 public:
  YuvVideoFrameWriterImpl(std::string output_file_name, int width, int height);
  ~YuvVideoFrameWriterImpl() override = default;

  bool WriteFrame(const webrtc::VideoFrame& frame) override;
  void Close() override;

 private:
  const int width_;
  const int height_;

  std::unique_ptr<FrameWriter> frame_writer_;
};

}  // namespace test
}  // namespace webrtc

#endif  // TEST_TESTSUPPORT_VIDEO_FRAME_WRITER_H_