Re: [OT] ALSA userspace API complexity

[Jaroslav Kysela]

On Thu, 5 Jan 2006, Alexander E. Patrakov wrote:

> Olivier Galibert wrote:
> 
> > Make simple things simple, guys.
> 
> Sorry for hijacking the thread, but it is very true. ALSA is just too flexible
> so that the ALSA equivalent (if it indeed exists) of
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=339951 cannot be fixed. OSS
> allows specification of device name, and one can set up udev rules so that
> e.g. /dev/dsp-creative it is always a symlink to a SB PCI sound card and
> /dev/dsp-fortemedia is for FM801. Then one can tell xine to play sound through
> /dev/dsp-fortemedia. ALSA accepts only numbers in its plughw:x,y,z notation,
> and applications are unfixable when kernel device numbers become random.

It's not true. You can also use plughw:CARDID,0 or so notation. 
Identification of cards are available via control interface or look 
to /proc/asound/cards file. The card ID string can be set via
a module option. Also you can fix the card index numbers with
a module option.

						Jaroslav

-----
Jaroslav Kysela <perex@xxxxxxx>
Linux Kernel Sound Maintainer
ALSA Project, SUSE Labs
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