snd_pcm_hw_param_first

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

NAME

snd_pcm_hw_param_first -

SYNOPSIS

int snd_pcm_hw_param_first(struct snd_pcm_substream * pcm, struct snd_pcm_hw_params * params, snd_pcm_hw_param_t var, int * dir);

ARGUMENTS

pcm

PCM instance

params

the hw_params instance

var

parameter to retrieve

dir

pointer to the direction (-1,0,1) or NULL

DESCRIPTION

Inside configuration space defined by PARAMS remove from PAR all values > minimum. Reduce configuration space accordingly. Return the minimum.