audio_manager_decrease_voice_output_level()

Decrease the audio output level of a given audio device during voice calls.

Synopsis:

#include <audio/audio_manager_volume.h>
 
int audio_manager_decrease_voice_output_level(audio_manager_device_t dev)

Arguments:

dev

The audio device that the decrease is applied to.

Library:

libaudio_manager

Description:

The audio_manager_decrease_voice_output_level() function decreases the audio output level of a given audio device during voice calls. The step of the output level decrease is defined by the particular audio device.

A process must have either an effective user ID of root, or the authman capability of access_audio_manager, to use this function.

Note that this function is intended for use by system components. Therefore, it is not suitable for all applications.

Returns:

EOK upon success, negative errno upon failure.