Channel mapping

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



At Tue, 20 Nov 2007 01:51:51 +0100,
Lennart Poettering wrote:
> 
> 5) I really dislike the fact that ALSA insists to do the channel
>    reordering for me if I access the audio device via
>    "surround51:". In the interest of having the shortest pipeline
>    possible with no redundant steps in PA, I'd prefer if I could open
>    the device as hw:0, and query the suggested channel ordering of the
>    HW, instead of always having ALSA around doing the rearranging.

Yes, querying channel mapping is another missing piece with popular
demand.

The implementation would be easy, I guess.  But we have to define the
way to inform this from kernel to user space: whether create a new
ioctl or extend the existing ones (if possible)...


Takashi
_______________________________________________
Alsa-devel mailing list
Alsa-devel@xxxxxxxxxxxxxxxx
http://mailman.alsa-project.org/mailman/listinfo/alsa-devel

[Index of Archives]     [ALSA User]     [Linux Audio Users]     [Kernel Archive]     [Asterisk PBX]     [Photo Sharing]     [Linux Sound]     [Video 4 Linux]     [Gimp]     [Yosemite News]

  Powered by Linux