snd_pcm_new (9) - Linux Manuals

snd_pcm_new: create a new PCM instance

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.

RETURN

Zero if successful, or a negative error code on failure.

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