pcm_file.c File Reference

PCM File Plugin Interface. More...

Include dependency graph for pcm_file.c:

Functions
int	snd_pcm_file_open (snd_pcm_t **pcmp, const char *name, const char *fname, int fd, const char *ifname, int ifd, int trunc, const char *fmt, int perm, snd_pcm_t *slave, int close_slave, snd_pcm_stream_t stream)
	Creates a new File PCM. More...
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. More...

Detailed Description

PCM File Plugin Interface.

Author

Abramo Bagnara abram.nosp@m.o@al.nosp@m.sa-pr.nosp@m.ojec.nosp@m.t.org

Date

2000-2001

Function Documentation

_snd_pcm_file_open()

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.

snd_pcm_file_open()

int snd_pcm_file_open	(	snd_pcm_t **	pcmp,
		const char *	name,
		const char *	fname,
		int	fd,
		const char *	ifname,
		int	ifd,
		int	trunc,
		const char *	fmt,
		int	perm,
		snd_pcm_t *	slave,
		int	close_slave,
		snd_pcm_stream_t	stream
	)

Creates a new File PCM.

Parameters

pcmp	Returns created PCM handle
name	Name of PCM
fname	Output filename (or NULL if file descriptor fd is available)
fd	Output file descriptor
ifname	Input filename (or NULL if file descriptor ifd is available)
ifd	Input file descriptor (if (ifd < 0) && (ifname == NULL), no input redirection will be performed)
trunc	Truncate the file if it already exists
fmt	File format ("raw" or "wav" are available)
perm	File permission
slave	Slave PCM handle
close_slave	When set, the slave PCM handle is closed with copy PCM
stream	the direction of PCM stream

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.