media/base/audio_hardware_config.cc

   1 // Copyright (c) 2013 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 "media/base/audio_hardware_config.h"
   6
   7 using base::AutoLock;
   8 using media::AudioParameters;
   9
  10 namespace media {
  11
  12 AudioHardwareConfig::AudioHardwareConfig(
  13     const AudioParameters& input_params,
  14     const AudioParameters& output_params)
  15     : input_params_(input_params),
  16       output_params_(output_params) {
  17 }
  18
  19 AudioHardwareConfig::~AudioHardwareConfig() {}
  20
  21 int AudioHardwareConfig::GetOutputBufferSize() const {
  22   AutoLock auto_lock(config_lock_);
  23   return output_params_.frames_per_buffer();
  24 }
  25
  26 int AudioHardwareConfig::GetOutputSampleRate() const {
  27   AutoLock auto_lock(config_lock_);
  28   return output_params_.sample_rate();
  29 }
  30
  31 ChannelLayout AudioHardwareConfig::GetOutputChannelLayout() const {
  32   AutoLock auto_lock(config_lock_);
  33   return output_params_.channel_layout();
  34 }
  35
  36 int AudioHardwareConfig::GetOutputChannels() const {
  37   AutoLock auto_lock(config_lock_);
  38   return output_params_.channels();
  39 }
  40
  41 int AudioHardwareConfig::GetInputSampleRate() const {
  42   AutoLock auto_lock(config_lock_);
  43   return input_params_.sample_rate();
  44 }
  45
  46 ChannelLayout AudioHardwareConfig::GetInputChannelLayout() const {
  47   AutoLock auto_lock(config_lock_);
  48   return input_params_.channel_layout();
  49 }
  50
  51 int AudioHardwareConfig::GetInputChannels() const {
  52   AutoLock auto_lock(config_lock_);
  53   return input_params_.channels();
  54 }
  55
  56 media::AudioParameters
  57 AudioHardwareConfig::GetInputConfig() const {
  58   AutoLock auto_lock(config_lock_);
  59   return input_params_;
  60 }
  61
  62 media::AudioParameters
  63 AudioHardwareConfig::GetOutputConfig() const {
  64   AutoLock auto_lock(config_lock_);
  65   return output_params_;
  66 }
  67
  68 void AudioHardwareConfig::UpdateInputConfig(
  69     const AudioParameters& input_params) {
  70   AutoLock auto_lock(config_lock_);
  71   input_params_ = input_params;
  72 }
  73
  74 void AudioHardwareConfig::UpdateOutputConfig(
  75     const AudioParameters& output_params) {
  76   AutoLock auto_lock(config_lock_);
  77   output_params_ = output_params;
  78 }
  79
  80 }  // namespace media