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

ALSA Plugin <-> LADSPA Plugin Interface. More...

Functions

int snd_pcm_ladspa_open (snd_pcm_t **pcmp, const char *name, const char *ladspa_path, unsigned int channels, snd_config_t *ladspa_pplugins, snd_config_t *ladspa_cplugins, snd_pcm_t *slave, int close_slave)
 Creates a new LADSPA<->ALSA Plugin.
int _snd_pcm_ladspa_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 LADSPA<->ALSA PCM.

Detailed Description

ALSA Plugin <-> LADSPA Plugin Interface.

Author:
Jaroslav Kysela <perex@perex.cz>
Jaroslav Kysela <perex@perex.cz>
Date:
2001,2006

Function Documentation

int _snd_pcm_ladspa_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 LADSPA<->ALSA PCM.

Parameters:
pcmp Returns created PCM handle
name Name of PCM
root Root configuration node
conf Configuration node with LADSPA<->ALSA 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_ladspa_open ( snd_pcm_t **  pcmp,
const char *  name,
const char *  ladspa_path,
unsigned int  channels,
snd_config_t ladspa_pplugins,
snd_config_t ladspa_cplugins,
snd_pcm_t slave,
int  close_slave 
)

Creates a new LADSPA<->ALSA Plugin.

Parameters:
pcmp Returns created PCM handle
name Name of PCM
ladspa_path The path for LADSPA plugins
channels Force input channel count to LADSPA plugin chain, 0 = no force (auto)
ladspa_pplugins The playback configuration
ladspa_cplugins The capture configuration
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.
 All Data Structures Files Functions Variables Typedefs Enumerations Enumerator Defines

Generated for ALSA project - the C library reference by doxygen 1.6.1