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snd_pcm_hw_param_first
Langue: en
Version: May 2009 (fedora - 06/07/09)
Section: 9 (Appels noyau Linux)
NAME
snd_pcm_hw_param_first - refine config space and return minimum valueSYNOPSIS
- 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 var all values > minimum. Reduce configuration space accordingly. Return the minimum.
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