chromecast/media/cma/backend/audio_pipeline_device_default.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROMECAST_MEDIA_CMA_BACKEND_AUDIO_PIPELINE_DEVICE_DEFAULT_H_
   6 #define CHROMECAST_MEDIA_CMA_BACKEND_AUDIO_PIPELINE_DEVICE_DEFAULT_H_
   7
   8 #include <vector>
   9
  10 #include "base/macros.h"
  11 #include "chromecast/media/cma/backend/audio_pipeline_device.h"
  12 #include "chromecast/public/media/decoder_config.h"
  13
  14 namespace chromecast {
  15 namespace media {
  16
  17 class MediaClockDevice;
  18 class MediaComponentDeviceDefault;
  19
  20 class AudioPipelineDeviceDefault : public AudioPipelineDevice {
  21  public:
  22   explicit AudioPipelineDeviceDefault(MediaClockDevice* media_clock_device);
  23   ~AudioPipelineDeviceDefault() override;
  24
  25   // AudioPipelineDevice implementation.
  26   void SetClient(const Client& client) override;
  27   State GetState() const override;
  28   bool SetState(State new_state) override;
  29   bool SetStartPts(base::TimeDelta time) override;
  30   FrameStatus PushFrame(
  31       const scoped_refptr<DecryptContext>& decrypt_context,
  32       const scoped_refptr<DecoderBufferBase>& buffer,
  33       const FrameStatusCB& completion_cb) override;
  34   base::TimeDelta GetRenderingTime() const override;
  35   base::TimeDelta GetRenderingDelay() const override;
  36   bool SetConfig(const AudioConfig& config) override;
  37   void SetStreamVolumeMultiplier(float multiplier) override;
  38   bool GetStatistics(Statistics* stats) const override;
  39
  40  private:
  41   scoped_ptr<MediaComponentDeviceDefault> pipeline_;
  42
  43   AudioConfig config_;
  44   std::vector<uint8_t> config_extra_data_;
  45
  46   DISALLOW_COPY_AND_ASSIGN(AudioPipelineDeviceDefault);
  47 };
  48
  49 }  // namespace media
  50 }  // namespace chromecast
  51
  52 #endif  // CHROMECAST_MEDIA_CMA_BACKEND_AUDIO_PIPELINE_DEVICE_DEFAULT_H_