blob: 6c7c348b46d5da26461be2896e5692d3863dd8fa [file] [log] [blame]
// 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.
#include <list>
#include <queue>
#include <vector>
#include "base/memory/weak_ptr.h"
#include "media/base/bitstream_buffer.h"
#include "media/base/media_export.h"
#include "media/video/video_encode_accelerator.h"
namespace base {
class SingleThreadTaskRunner;
} // namespace base
namespace media {
class MEDIA_EXPORT FakeVideoEncodeAccelerator : public VideoEncodeAccelerator {
explicit FakeVideoEncodeAccelerator(
const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
~FakeVideoEncodeAccelerator() override;
std::vector<VideoEncodeAccelerator::SupportedProfile> GetSupportedProfiles()
bool Initialize(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;
const std::vector<uint32>& stored_bitrates() const {
return stored_bitrates_;
void SendDummyFrameForTesting(bool key_frame);
void SetWillInitializationSucceed(bool will_initialization_succeed);
void DoRequireBitstreamBuffers(unsigned int input_count,
const gfx::Size& input_coded_size,
size_t output_buffer_size) const;
void EncodeTask();
void DoBitstreamBufferReady(int32 bitstream_buffer_id,
size_t payload_size,
bool key_frame) const;
// Our original (constructor) calling message loop used for all tasks.
const scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
std::vector<uint32> stored_bitrates_;
bool will_initialization_succeed_;
VideoEncodeAccelerator::Client* client_;
// Keeps track of if the current frame is the first encoded frame. This
// is used to force a fake key frame for the first encoded frame.
bool next_frame_is_first_frame_;
// A queue containing the necessary data for incoming frames. The boolean
// represent whether the queued frame should force a key frame.
std::queue<bool> queued_frames_;
// A list of buffers available for putting fake encoded frames in.
std::list<BitstreamBuffer> available_buffers_;
base::WeakPtrFactory<FakeVideoEncodeAccelerator> weak_this_factory_;
} // namespace media