media/cast/test/fake_video_encode_accelerator.h

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_CAST_TEST_FAKE_MOCK_VIDEO_ENCODE_ACCELERATOR_H_
#define MEDIA_CAST_TEST_FAKE_MOCK_VIDEO_ENCODE_ACCELERATOR_H_

#include "media/video/video_encode_accelerator.h"

#include <list>
#include <vector>

#include "base/memory/weak_ptr.h"
#include "media/base/bitstream_buffer.h"

namespace base {
class SingleThreadTaskRunner;
}  // namespace base

namespace media {
namespace cast {
namespace test {

class FakeVideoEncodeAccelerator : public VideoEncodeAccelerator {
 public:
  explicit FakeVideoEncodeAccelerator(
      const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
      std::vector<uint32>* stored_bitrates);
  ~FakeVideoEncodeAccelerator() override;

  std::vector<VideoEncodeAccelerator::SupportedProfile> GetSupportedProfiles()
      override;
  bool Initialize(media::VideoFrame::Format input_format,
                  const gfx::Size& input_visible_size,
                  VideoCodecProfile output_profile,
                  uint32 initial_bitrate,
                  Client* client) override;

  void Encode(const scoped_refptr<VideoFrame>& frame,
              bool force_keyframe) override;

  void UseOutputBitstreamBuffer(const BitstreamBuffer& buffer) override;

  void RequestEncodingParametersChange(uint32 bitrate,
                                       uint32 framerate) override;

  void Destroy() override;

  void SendDummyFrameForTesting(bool key_frame);
  void SetWillInitializationSucceed(bool will_initialization_succeed) {
    will_initialization_succeed_ = will_initialization_succeed;
  }

 private:
  void DoRequireBitstreamBuffers(unsigned int input_count,
                                 const gfx::Size& input_coded_size,
                                 size_t output_buffer_size) const;
  void DoBitstreamBufferReady(int32 bitstream_buffer_id,
                              size_t payload_size,
                              bool key_frame) const;

  const scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
  std::vector<uint32>* const stored_bitrates_;
  VideoEncodeAccelerator::Client* client_;
  bool first_;
  bool will_initialization_succeed_;

  std::list<int32> available_buffer_ids_;

  base::WeakPtrFactory<FakeVideoEncodeAccelerator> weak_this_factory_;

  DISALLOW_COPY_AND_ASSIGN(FakeVideoEncodeAccelerator);
};

}  // namespace test
}  // namespace cast
}  // namespace media

#endif  // MEDIA_CAST_TEST_FAKE_MOCK_VIDEO_ENCODE_ACCELERATOR_H_