diff options
Diffstat (limited to 'chromeos/audio')
| -rw-r--r-- | chromeos/audio/audio_device.h | 14 | ||||
| -rw-r--r-- | chromeos/audio/cras_audio_handler.h | 2 |
2 files changed, 16 insertions, 0 deletions
diff --git a/chromeos/audio/audio_device.h b/chromeos/audio/audio_device.h index 67dca1c..0d1b685 100644 --- a/chromeos/audio/audio_device.h +++ b/chromeos/audio/audio_device.h @@ -41,6 +41,20 @@ struct CHROMEOS_EXPORT AudioDevice { static std::string GetTypeString(chromeos::AudioDeviceType type); static chromeos::AudioDeviceType GetAudioType(const std::string& node_type); + // Indicates that an input or output audio device is for simple usage like + // playback or recording for user. In contrast, audio device such as + // loopback, always on keyword recognition (AOKR), and keyboard mic are + // not for simple usage. + bool is_for_simple_usage() const { + return (type == AUDIO_TYPE_HEADPHONE || + type == AUDIO_TYPE_INTERNAL_MIC || + type == AUDIO_TYPE_MIC || + type == AUDIO_TYPE_USB || + type == AUDIO_TYPE_BLUETOOTH || + type == AUDIO_TYPE_HDMI || + type == AUDIO_TYPE_INTERNAL_SPEAKER); + } + bool is_input; uint64 id; std::string display_name; diff --git a/chromeos/audio/cras_audio_handler.h b/chromeos/audio/cras_audio_handler.h index 10c77a4..5d24973 100644 --- a/chromeos/audio/cras_audio_handler.h +++ b/chromeos/audio/cras_audio_handler.h @@ -128,6 +128,8 @@ class CHROMEOS_EXPORT CrasAudioHandler : public CrasAudioClient::Observer, virtual uint64_t GetPrimaryActiveInputNode() const; // Gets the audio devices back in |device_list|. + // This call can be invoked from I/O thread or UI thread because + // it does not need to access CrasAudioClient on DBus. virtual void GetAudioDevices(AudioDeviceList* device_list) const; virtual bool GetPrimaryActiveOutputDevice(AudioDevice* device) const; |