[alsa-devel] snd_pcm_open device names
linux at audioscience.com
Thu Mar 6 01:13:51 CET 2008
On Thursday 06 March 2008 12:33:54 Reiner wrote:
> snd_pcm_open (handle, "default", SND_PCM_STREAM_PLAYBACK, 0)
> I can open a device twice
> snd_pcm_open (handle, "plughw:0,0", SND_PCM_STREAM_PLAYBACK, 0)
> the 2. call fails with error -16.
> The docu says:
> The default device is equal to plug plugin with hw plugin as slave.
Probably the doc is in error. The default device these days is usually asym
(dmix+dsnoop) which allows the multiple opens.
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