chromecast/media/cma/backend/audio_pipeline_device_default.cc

   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 #include "chromecast/media/cma/backend/audio_pipeline_device_default.h"
   6
   7 #include "chromecast/media/cma/backend/media_component_device_default.h"
   8
   9 namespace chromecast {
  10 namespace media {
  11
  12 AudioPipelineDeviceDefault::AudioPipelineDeviceDefault(
  13     MediaClockDevice* media_clock_device)
  14     : pipeline_(new MediaComponentDeviceDefault(media_clock_device)) {
  15   DetachFromThread();
  16 }
  17
  18 AudioPipelineDeviceDefault::~AudioPipelineDeviceDefault() {
  19 }
  20
  21 void AudioPipelineDeviceDefault::SetClient(const Client& client) {
  22   pipeline_->SetClient(client);
  23 }
  24
  25 MediaComponentDevice::State AudioPipelineDeviceDefault::GetState() const {
  26   return pipeline_->GetState();
  27 }
  28
  29 bool AudioPipelineDeviceDefault::SetState(State new_state) {
  30   bool success = pipeline_->SetState(new_state);
  31   if (!success)
  32     return false;
  33
  34   if (new_state == kStateIdle) {
  35     DCHECK(IsValidConfig(config_));
  36   }
  37   if (new_state == kStateUninitialized) {
  38     config_ = AudioConfig();
  39   }
  40   return true;
  41 }
  42
  43 bool AudioPipelineDeviceDefault::SetStartPts(base::TimeDelta time) {
  44   return pipeline_->SetStartPts(time);
  45 }
  46
  47 MediaComponentDevice::FrameStatus AudioPipelineDeviceDefault::PushFrame(
  48     const scoped_refptr<DecryptContext>& decrypt_context,
  49     const scoped_refptr<DecoderBufferBase>& buffer,
  50     const FrameStatusCB& completion_cb) {
  51   return pipeline_->PushFrame(decrypt_context, buffer, completion_cb);
  52 }
  53
  54 base::TimeDelta AudioPipelineDeviceDefault::GetRenderingTime() const {
  55   return pipeline_->GetRenderingTime();
  56 }
  57
  58 base::TimeDelta AudioPipelineDeviceDefault::GetRenderingDelay() const {
  59   return pipeline_->GetRenderingDelay();
  60 }
  61
  62 bool AudioPipelineDeviceDefault::SetConfig(const AudioConfig& config) {
  63   DCHECK(CalledOnValidThread());
  64   if (!IsValidConfig(config))
  65     return false;
  66   config_ = config;
  67   if (config.extra_data_size > 0)
  68     config_extra_data_.assign(config.extra_data,
  69                               config.extra_data + config.extra_data_size);
  70   else
  71     config_extra_data_.clear();
  72   return true;
  73 }
  74
  75 void AudioPipelineDeviceDefault::SetStreamVolumeMultiplier(float multiplier) {
  76   DCHECK(CalledOnValidThread());
  77 }
  78
  79 bool AudioPipelineDeviceDefault::GetStatistics(Statistics* stats) const {
  80   return pipeline_->GetStatistics(stats);
  81 }
  82
  83 }  // namespace media
  84 }  // namespace chromecast