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/**
* \file <alsa/mixer_ordinary.h>
* \brief Application interface library for the ALSA driver
* \author Jaroslav Kysela <perex@suse.cz>
* \date 2003
*
* Application interface library for the ALSA driver.
* See the \ref mixer_ordinary page for more details.
*
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __ALSA_MIXER_SIMPLE_H
#define __ALSA_MIXER_SIMPLE_H
#include <alsa/asoundlib.h>
/*
* Abbreviations:
*
* FLVOL - Front Left Volume (0-1000)
* FCLVOL - Front Center Left Volume (0-1000)
* FCVOL - Front Center Volume (0-1000)
* FCRVOL - Front Center Right Volume (0-1000)
* FRVOL - Front Right Volume (0-1000)
* FSLVOL - Front Side Left Volume (0-1000)
* FSRVOL - Front Side Right Volume (0-1000)
* RSLVOL - Rear Side Left Volume (0-1000)
* RSRVOL - Rear Side Right Volume (0-1000)
* RLVOL - Rear Left Volume (0-1000)
* RCVOL - Rear Center Volume (0-1000)
* RRVOL - Rear Right Volume (0-1000)
* LFEVOL - Low Frequency Effects (Subwoofer) Volume (0-1000)
* OVRVOL - Overhead Volume (0-1000)
*/
/** Ordinary Mixer I/O type */
enum sndo_mixer_io_type {
/*
* playback section
*/
/* Master */
SNDO_MIO_MASTER_FLVOL = 0 * 0x40,
SNDO_MIO_MASTER_FCLVOL,
SNDO_MIO_MASTER_FCVOL,
SNDO_MIO_MASTER_FCRVOL,
SNDO_MIO_MASTER_FRVOL,
SNDO_MIO_MASTER_FSLVOL,
SNDO_MIO_MASTER_FSRVOL,
SNDO_MIO_MASTER_RSLVOL,
SNDO_MIO_MASTER_RSRVOL,
SNDO_MIO_MASTER_RLVOL,
SNDO_MIO_MASTER_RCVOL,
SNDO_MIO_MASTER_RRVOL,
SNDO_MIO_MASTER_LFEVOL,
SNDO_MIO_MASTER_OVRVOL,
/* PCM */
SNDO_MIO_PCM_FLVOL = 1 * 0x40,
SNDO_MIO_PCM_FCLVOL,
SNDO_MIO_PCM_FCVOL,
SNDO_MIO_PCM_FCRVOL,
SNDO_MIO_PCM_FRVOL,
SNDO_MIO_PCM_FSLVOL,
SNDO_MIO_PCM_FSRVOL,
SNDO_MIO_PCM_RSLVOL,
SNDO_MIO_PCM_RSRVOL,
SNDO_MIO_PCM_RLVOL,
SNDO_MIO_PCM_RCVOL,
SNDO_MIO_PCM_RRVOL,
SNDO_MIO_PCM_LFEVOL,
SNDO_MIO_PCM_OVRVOL,
/* LINE */
SNDO_MIO_LINE_FLVOL = 2 * 0x40,
SNDO_MIO_LINE_FCLVOL,
SNDO_MIO_LINE_FCVOL,
SNDO_MIO_LINE_FCRVOL,
SNDO_MIO_LINE_FRVOL,
SNDO_MIO_LINE_FSLVOL,
SNDO_MIO_LINE_FSRVOL,
SNDO_MIO_LINE_RSLVOL,
SNDO_MIO_LINE_RSRVOL,
SNDO_MIO_LINE_RLVOL,
SNDO_MIO_LINE_RCVOL,
SNDO_MIO_LINE_RRVOL,
SNDO_MIO_LINE_LFEVOL,
SNDO_MIO_LINE_OVRVOL,
/* MIC */
SNDO_MIO_MIC_FLVOL = 3 * 0x40,
SNDO_MIO_MIC_FCLVOL,
SNDO_MIO_MIC_FCVOL,
SNDO_MIO_MIC_FCRVOL,
SNDO_MIO_MIC_FRVOL,
SNDO_MIO_MIC_FSLVOL,
SNDO_MIO_MIC_FSRVOL,
SNDO_MIO_MIC_RSLVOL,
SNDO_MIO_MIC_RSRVOL,
SNDO_MIO_MIC_RLVOL,
SNDO_MIO_MIC_RCVOL,
SNDO_MIO_MIC_RRVOL,
SNDO_MIO_MIC_LFEVOL,
SNDO_MIO_MIC_OVRVOL,
/* CD */
SNDO_MIO_CD_FLVOL = 4 * 0x40,
SNDO_MIO_CD_FCLVOL,
SNDO_MIO_CD_FCVOL,
SNDO_MIO_CD_FCRVOL,
SNDO_MIO_CD_FRVOL,
SNDO_MIO_CD_FSLVOL,
SNDO_MIO_CD_FSRVOL,
SNDO_MIO_CD_RSLVOL,
SNDO_MIO_CD_RSRVOL,
SNDO_MIO_CD_RLVOL,
SNDO_MIO_CD_RCVOL,
SNDO_MIO_CD_RRVOL,
SNDO_MIO_CD_LFEVOL,
SNDO_MIO_CD_OVRVOL,
/* AUX */
SNDO_MIO_AUX_FLVOL = 5 * 0x40,
SNDO_MIO_AUX_FCLVOL,
SNDO_MIO_AUX_FCVOL,
SNDO_MIO_AUX_FCRVOL,
SNDO_MIO_AUX_FRVOL,
SNDO_MIO_AUX_FSLVOL,
SNDO_MIO_AUX_FSRVOL,
SNDO_MIO_AUX_RSLVOL,
SNDO_MIO_AUX_RSRVOL,
SNDO_MIO_AUX_RLVOL,
SNDO_MIO_AUX_RCVOL,
SNDO_MIO_AUX_RRVOL,
SNDO_MIO_AUX_LFEVOL,
SNDO_MIO_AUX_OVRVOL,
/*
* capture section
*/
/* capture gain */
SNDO_MIO_CGAIN_FL = 0x8000,
SNDO_MIO_CGAIN_FCL,
SNDO_MIO_CGAIN_FC,
SNDO_MIO_CGAIN_FCR,
SNDO_MIO_CGAIN_FR,
SNDO_MIO_CGAIN_FSL,
SNDO_MIO_CGAIN_FSR,
SNDO_MIO_CGAIN_RSL,
SNDO_MIO_CGAIN_RSR,
SNDO_MIO_CGAIN_RL,
SNDO_MIO_CGAIN_RC,
SNDO_MIO_CGAIN_RR,
SNDO_MIO_CGAIN_LFE,
SNDO_MIO_CGAIN_OVR,
/* capture source (0 = off, 1 = on) */
SNDO_MIO_CSOURCE_MIC = 0x8100,
SNDO_MIO_CSOURCE_LINE,
SNDO_MIO_CSOURCE_CD,
SNDO_MIO_CSOURCE_AUX,
SNDO_MIO_CSOURCE_MIX,
/* misc */
SNDO_MIO_STEREO = 0x8200, /* (0 = off, 1 = on) standard stereo source, might be converted to use all outputs */
};
typedef struct sndo_mixer sndo_mixer_t;
struct alisp_cfg;
#ifdef __cplusplus
extern "C" {
#endif
/**
* \defgroup Mixer_ordinary Mixer Ordinary Interface
* See the \ref mixer_ordinary page for more details.
* \{
*/
int sndo_mixer_open(sndo_mixer_t **pmixer, const char *playback_name, const char *capture_name, struct alisp_cfg *lconf);
int sndo_mixer_open_pcm(sndo_mixer_t **pmixer, snd_pcm_t *playback_pcm, snd_pcm_t *capture_pcm, struct alisp_cfg *lconf);
int sndo_mixer_close(sndo_mixer_t *mixer);
int sndo_mixer_poll_descriptors_count(sndo_mixer_t *mixer);
int sndo_mixer_poll_descriptors(sndo_mixer_t *mixer, struct pollfd *pfds, unsigned int space);
int sndo_mixer_poll_descriptors_revents(sndo_mixer_t *mixer, struct pollfd *pfds, unsigned int nfds, unsigned short *revents);
int sndo_mixer_io_get_name(enum sndo_mixer_io_type type, char **name);
int sndo_mixer_io_get(sndo_mixer_t *mixer, enum sndo_mixer_io_type type, int *val);
int sndo_mixer_io_set(sndo_mixer_t *mixer, enum sndo_mixer_io_type type, int *val);
int sndo_mixer_io_try_set(sndo_mixer_t *mixer, enum sndo_mixer_io_type type, int *val);
int sndo_mixer_io_get_dB(sndo_mixer_t *mixer, enum sndo_mixer_io_type type, int *val);
int sndo_mixer_io_set_dB(sndo_mixer_t *mixer, enum sndo_mixer_io_type type, int *val);
int sndo_mixer_io_try_set_dB(sndo_mixer_t *mixer, enum sndo_mixer_io_type type, int *val);
int sndo_mixer_io_change(sndo_mixer_t *mixer, enum sndo_mixer_io_type *changed, int changed_array_size);
/** \} */
#ifdef __cplusplus
}
#endif
#endif /* __ALSA_MIXER_SIMPLE_H */
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