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pcm_file.c File Reference

PCM File Plugin Interface. More...


Functions

int snd_pcm_file_open (snd_pcm_t **pcmp, const char *name, const char *fname, int fd, const char *fmt, snd_pcm_t *slave, int close_slave)
 Creates a new File PCM.

int _snd_pcm_file_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 File PCM.


Detailed Description

PCM File Plugin Interface.

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

Function Documentation

int _snd_pcm_file_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 File PCM.

Parameters:
pcmp Returns created PCM handle
name Name of PCM
root Root configuration node
conf Configuration node with File 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_file_open snd_pcm_t **  pcmp,
const char *  name,
const char *  fname,
int  fd,
const char *  fmt,
snd_pcm_t slave,
int  close_slave
 

Creates a new File PCM.

Parameters:
pcmp Returns created PCM handle
name Name of PCM
fname Filename (or NULL if file descriptor is available)
fd File descriptor
fmt File format ("raw" is supported only)
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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