Load CMA backend from shared library

chromecast/media/cma/backend/audio_pipeline_device_default.cc

 // Copyright 2015 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 "chromecast/media/cma/backend/audio_pipeline_device_default.h"
 
 #include "chromecast/media/cma/backend/media_component_device_default.h"
 
 namespace chromecast {
 namespace media {
 
 AudioPipelineDeviceDefault::AudioPipelineDeviceDefault(
+    const MediaPipelineDeviceParams& params,
     MediaClockDevice* media_clock_device)
-    : pipeline_(new MediaComponentDeviceDefault(media_clock_device)) {
-  DetachFromThread();
+    : pipeline_(new MediaComponentDeviceDefault(params, media_clock_device)) {
+  thread_checker_.DetachFromThread();
 }
 
 AudioPipelineDeviceDefault::~AudioPipelineDeviceDefault() {
 }
 
-void AudioPipelineDeviceDefault::SetClient(const Client& client) {
+void AudioPipelineDeviceDefault::SetClient(Client* client) {
   pipeline_->SetClient(client);
 }
 
 MediaComponentDevice::State AudioPipelineDeviceDefault::GetState() const {
   return pipeline_->GetState();
 }
 
 bool AudioPipelineDeviceDefault::SetState(State new_state) {
   bool success = pipeline_->SetState(new_state);
   if (!success)
     return false;
 
   if (new_state == kStateIdle) {
     DCHECK(IsValidConfig(config_));
   }
   if (new_state == kStateUninitialized) {
     config_ = AudioConfig();
   }
   return true;
 }
 
-bool AudioPipelineDeviceDefault::SetStartPts(base::TimeDelta time) {
+bool AudioPipelineDeviceDefault::SetStartPts(TimeDelta time) {
   return pipeline_->SetStartPts(time);
 }
 
 MediaComponentDevice::FrameStatus AudioPipelineDeviceDefault::PushFrame(
-    const scoped_refptr<DecryptContext>& decrypt_context,
-    const scoped_refptr<DecoderBufferBase>& buffer,
-    const FrameStatusCB& completion_cb) {
-  return pipeline_->PushFrame(decrypt_context, buffer, completion_cb);
+    CastKeySystem cast_key_system,
+    DecoderBuffer* buffer,
+    FrameStatusCB* completion_cb) {
+  return pipeline_->PushFrame(cast_key_system, buffer, completion_cb);
 }
 
-base::TimeDelta AudioPipelineDeviceDefault::GetRenderingTime() const {
-  return pipeline_->GetRenderingTime();
-}
-
-base::TimeDelta AudioPipelineDeviceDefault::GetRenderingDelay() const {
+TimeDelta AudioPipelineDeviceDefault::GetRenderingDelay() const {
   return pipeline_->GetRenderingDelay();
 }
 
 bool AudioPipelineDeviceDefault::SetConfig(const AudioConfig& config) {
-  DCHECK(CalledOnValidThread());
+  DCHECK(thread_checker_.CalledOnValidThread());
   if (!IsValidConfig(config))
     return false;
   config_ = config;
   if (config.extra_data_size > 0)
     config_extra_data_.assign(config.extra_data,
                               config.extra_data + config.extra_data_size);
   else
     config_extra_data_.clear();
   return true;
 }
 
 void AudioPipelineDeviceDefault::SetStreamVolumeMultiplier(float multiplier) {
-  DCHECK(CalledOnValidThread());
+  DCHECK(thread_checker_.CalledOnValidThread());
 }
 
 bool AudioPipelineDeviceDefault::GetStatistics(Statistics* stats) const {
   return pipeline_->GetStatistics(stats);
 }
 
 }  // namespace media
 }  // namespace chromecast