pcm_hooks.c File Reference

PCM Hook Interface. More...

Functions
int	snd_pcm_hooks_open (snd_pcm_t **pcmp, const char *name, snd_pcm_t *slave, int close_slave)
	Creates a new hooks PCM.
int	_snd_pcm_hooks_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 hooks PCM.
snd_pcm_t *	snd_pcm_hook_get_pcm (snd_pcm_hook_t *hook)
	Get PCM handle for a PCM hook.
void *	snd_pcm_hook_get_private (snd_pcm_hook_t *hook)
	Get callback function private data for a PCM hook.
void	snd_pcm_hook_set_private (snd_pcm_hook_t *hook, void *private_data)
	Set callback function private data for a PCM hook.
int	snd_pcm_hook_add (snd_pcm_hook_t **hookp, snd_pcm_t *pcm, snd_pcm_hook_type_t type, snd_pcm_hook_func_t func, void *private_data)
	Add a PCM hook at end of hooks chain.
int	snd_pcm_hook_remove (snd_pcm_hook_t *hook)
	Remove a PCM hook.
int	_snd_pcm_hook_ctl_elems_install (snd_pcm_t *pcm, snd_config_t *conf)
	Install CTL settings using hardware associated with PCM handle.

Detailed Description

PCM Hook Interface.

Author

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

Jaroslav Kysela perex.nosp@m.@per.nosp@m.ex.cz

Date

2000-2001

Function Documentation

_snd_pcm_hook_ctl_elems_install()

int _snd_pcm_hook_ctl_elems_install	(	snd_pcm_t *	pcm,
		snd_config_t *	conf )

Install CTL settings using hardware associated with PCM handle.

Parameters

pcm	PCM handle
conf	Configuration node with CTL settings

Returns

zero on success otherwise a negative error code