/builddir/build/BUILD/alsa-lib-1.0.22/src/pcm/pcm_adpcm.c File Reference

PCM Ima-ADPCM Conversion Plugin Interface. More...

Functions

int snd_pcm_adpcm_open (snd_pcm_t **pcmp, const char *name, snd_pcm_format_t sformat, snd_pcm_t *slave, int close_slave)
 Creates a new Ima-ADPCM conversion PCM.
int _snd_pcm_adpcm_open (snd_pcm_t **pcmp, const char *name, snd_config_t *root, snd_config_t *conf, snd_pcm_stream_t stream, int mode)
 Creates a new Ima-ADPCM conversion PCM.

Detailed Description

PCM Ima-ADPCM Conversion Plugin Interface.

Author:
Abramo Bagnara <abramo@alsa-project.org>
Uros Bizjak <uros@kss-loka.si>
Jaroslav Kysela <perex@perex.cz>
Date:
2000-2001

Function Documentation

int _snd_pcm_adpcm_open ( snd_pcm_t **  pcmp,
const char *  name,
snd_config_t root,
snd_config_t conf,
snd_pcm_stream_t  stream,
int  mode 
)

Creates a new Ima-ADPCM conversion PCM.

Parameters:
pcmp Returns created PCM handle
name Name of PCM
root Root configuration node
conf Configuration node with copy PCM description
stream Stream type
mode Stream mode
Return values:
zero on success otherwise a negative error code
Warning:
Using of this function might be dangerous in the sense of compatibility reasons. The prototype might be freely changed in future.
int snd_pcm_adpcm_open ( snd_pcm_t **  pcmp,
const char *  name,
snd_pcm_format_t  sformat,
snd_pcm_t slave,
int  close_slave 
)

Creates a new Ima-ADPCM conversion PCM.

Parameters:
pcmp Returns created PCM handle
name Name of PCM
sformat Slave (destination) format
slave Slave PCM handle
close_slave When set, the slave PCM handle is closed with copy PCM
Return values:
zero on success otherwise a negative error code
Warning:
Using of this function might be dangerous in the sense of compatibility reasons. The prototype might be freely changed in future.
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