Files
lib_xua/module_usb_audio/mixer/mixer.h
2012-08-30 14:21:17 +01:00

33 lines
826 B
C

#ifndef __mixer_h__
#define __mixer_h__
enum mix_ctl_cmd {
SET_SAMPLES_TO_HOST_MAP,
SET_SAMPLES_TO_DEVICE_MAP,
SET_MIX_MULT,
SET_MIX_MAP,
SET_MIX_IN_VOL,
SET_MIX_OUT_VOL,
GET_INPUT_LEVELS,
GET_STREAM_LEVELS,
GET_OUTPUT_LEVELS
};
/** Digital sample mixer.
*
* This thread mixes audio streams between the decouple() thread and
* the audio() thread.
*
* \param c_to_host a chanend connected to the decouple() thread for
* receiving/transmitting samples
* \param c_to_audio a chanend connected to the audio() thread for
* receiving/transmitting samples
* \param c_mix_ctl a chanend connected to the Endpoint0() thread for
* receiving control commands
*
*/
void mixer(chanend c_to_host, chanend c_to_audio, chanend c_mix_ctl);
#endif