20 #ifndef MPD_VOLUME_HXX
21 #define MPD_VOLUME_HXX
bool volume_level_change(MultipleOutputs &outputs, unsigned volume)
bool read_sw_volume_state(const char *line, MultipleOutputs &outputs)
An OutputStream wrapper that buffers its output to reduce the number of OutputStream::Write() calls...
void save_sw_volume_state(BufferedOutputStream &os)
gcc_pure unsigned sw_volume_state_get_hash()
Generates a hash number for the current state of the software volume control.
gcc_pure int volume_level_get(const MultipleOutputs &outputs)
void InvalidateHardwareVolume()