Name
snd_pcm_hw_param_near —
Synopsis
int snd_pcm_hw_param_near ( | struct snd_pcm_substream * | pcm, |
| | struct snd_pcm_hw_params * | params, |
| | snd_pcm_hw_param_t | var, |
| | unsigned int | best, |
| | int * | dir); |
Arguments
pcm
PCM instance
params
the hw_params instance
var
parameter to retrieve
best
value to set
dir
pointer to the direction (-1,0,1) or NULL
Description
Inside configuration space defined by PARAMS set PAR to the available value
nearest to VAL. Reduce configuration space accordingly.
This function cannot be called for SNDRV_PCM_HW_PARAM_ACCESS,
SNDRV_PCM_HW_PARAM_FORMAT, SNDRV_PCM_HW_PARAM_SUBFORMAT.
Return the value found.