| // Copyright 2013 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_CAST_SENDER_IMPL_H_ |
| #define MEDIA_CAST_CAST_SENDER_IMPL_H_ |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "media/cast/cast_environment.h" |
| #include "media/cast/cast_sender.h" |
| #include "media/cast/sender/audio_sender.h" |
| #include "media/cast/sender/video_sender.h" |
| |
| namespace media { |
| |
| namespace cast { |
| class AudioSender; |
| class VideoSender; |
| |
| // This class combines all required sending objects such as the audio and video |
| // senders, pacer, packet receiver and frame input. |
| class CastSenderImpl : public CastSender { |
| public: |
| CastSenderImpl(scoped_refptr<CastEnvironment> cast_environment, |
| CastTransport* const transport_sender); |
| |
| void InitializeAudio(const FrameSenderConfig& audio_config, |
| const StatusChangeCallback& status_change_cb) final; |
| void InitializeVideo( |
| const FrameSenderConfig& video_config, |
| const StatusChangeCallback& status_change_cb, |
| const CreateVideoEncodeAcceleratorCallback& create_vea_cb, |
| const CreateVideoEncodeMemoryCallback& create_video_encode_mem_cb) final; |
| |
| void SetTargetPlayoutDelay(base::TimeDelta new_target_playout_delay) final; |
| |
| ~CastSenderImpl() final; |
| |
| scoped_refptr<AudioFrameInput> audio_frame_input() final; |
| scoped_refptr<VideoFrameInput> video_frame_input() final; |
| |
| private: |
| void ReceivedPacket(std::unique_ptr<Packet> packet); |
| void OnAudioStatusChange(const StatusChangeCallback& status_change_cb, |
| OperationalStatus status); |
| void OnVideoStatusChange(const StatusChangeCallback& status_change_cb, |
| OperationalStatus status); |
| |
| std::unique_ptr<AudioSender> audio_sender_; |
| std::unique_ptr<VideoSender> video_sender_; |
| scoped_refptr<AudioFrameInput> audio_frame_input_; |
| scoped_refptr<VideoFrameInput> video_frame_input_; |
| scoped_refptr<CastEnvironment> cast_environment_; |
| // The transport sender is owned by the owner of the CastSender, and should be |
| // valid throughout the lifetime of the CastSender. |
| CastTransport* const transport_sender_; |
| |
| // NOTE: Weak pointers must be invalidated before all other member variables. |
| base::WeakPtrFactory<CastSenderImpl> weak_factory_{this}; |
| |
| DISALLOW_COPY_AND_ASSIGN(CastSenderImpl); |
| }; |
| |
| } // namespace cast |
| } // namespace media |
| |
| #endif // MEDIA_CAST_CAST_SENDER_IMPL_H_ |