SND_PCM_NEW

Section: PCM API (9)
Updated: February 2011
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NAME

snd_pcm_new - create a new PCM instance  

SYNOPSIS

int snd_pcm_new(struct snd_card * card, const char * id, int device, int playback_count, int capture_count, struct snd_pcm ** rpcm);
 

ARGUMENTS

card

the card instance

id

the id string

device

the device index (zero based)

playback_count

the number of substreams for playback

capture_count

the number of substreams for capture

rpcm

the pointer to store the new pcm instance
 

DESCRIPTION

Creates a new PCM instance.

The pcm operators have to be set afterwards to the new instance via snd_pcm_set_ops.

Returns zero if successful, or a negative error code on failure.  

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