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pcm_copy.c File Reference

PCM Copy Plugin Interface. More...


Functions

int snd_pcm_copy_open (snd_pcm_t **pcmp, const char *name, snd_pcm_t *slave, int close_slave)
 Creates a new copy PCM.

int _snd_pcm_copy_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 copy PCM.


Detailed Description

PCM Copy Plugin Interface.

Author:
Abramo Bagnara <abramo@alsa-project.org>
Date:
2000-2001

Function Documentation

int _snd_pcm_copy_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 copy 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_copy_open snd_pcm_t **    pcmp,
const char *    name,
snd_pcm_t   slave,
int    close_slave
 

Creates a new copy PCM.

Parameters:
pcmp  Returns created PCM handle
name  Name of PCM
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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