[alsa-devel] [PATCH 0/3] Fallback mechanism for pulse plugin
superquad.vortex2 at gmail.com
Sun Sep 25 00:43:14 CEST 2011
2011/7/26 Takashi Iwai <tiwai at suse.de>:
> the following are experimental patches for implementing the fallback
> option of PCM / control pulse plugin. When the connection to PA
> server fails, the plugin tries to open the fallback name.
> For achieving this, I added the new standard definition "sysdefault",
> which is equal with the normal "default" PCM / control definitions.
> The difference is only the name, i.e. it won't be overridden by other
> setups. Then two new API functions for opening a fallback PCM /
> control, and finally a patch for pulse-plugin will follow. All
> changes are relatively small and easy.
> Let me know if you have any suggestions or a better idea.
if the definition of sysdefault for pcm is
it seem that definition of sysdefault for ctl should be
since aplay -Dsysdefault:1 any.wav can select card 1 's default pcm
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