diff options
Diffstat (limited to 'include/hardware_legacy/AudioHardwareInterface.h')
| -rw-r--r-- | include/hardware_legacy/AudioHardwareInterface.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/hardware_legacy/AudioHardwareInterface.h b/include/hardware_legacy/AudioHardwareInterface.h index 847fe6b..425b0a5 100644 --- a/include/hardware_legacy/AudioHardwareInterface.h +++ b/include/hardware_legacy/AudioHardwareInterface.h @@ -210,6 +210,14 @@ public: virtual status_t setMasterVolume(float volume) = 0; /** + * Get the current master volume value for the HAL, if the HAL supports + * master volume control. AudioFlinger will query this value from the + * primary audio HAL when the service starts and use the value for setting + * the initial master volume across all HALs. + */ + virtual status_t getMasterVolume(float *volume) = 0; + + /** * setMode is called when the audio mode changes. NORMAL mode is for * standard audio playback, RINGTONE when a ringtone is playing, and IN_CALL * when a call is in progress. |