Ubuntu manuals

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NAME

       snd_pcm_hw_param_set -

SYNOPSIS

       int snd_pcm_hw_param_set  (snd_pcm_t * pcm,
                                   snd_pcm_hw_params_t * params,
                                   snd_pcm_hw_param_t var, unsigned int val,
                                   int dir);

ARGUMENTS

       pcm    PCM instance

       params the hw_params instance

       var    parameter to retrieve

       val    value to set

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

DESCRIPTION

       Inside configuration space defined by PARAMS remove from PAR all values
       !=  VAL.  Reduce configuration space accordingly. Return VAL or -EINVAL
       if the configuration space is empty