[pulseaudio-discuss] dynamically changing alsa sink/source sampling rate

[Sander Jansen]

On Mon, Nov 15, 2010 at 8:50 PM, pl bossart <bossart.nospam at gmail.com> wrote:
>> I wont say it will never be supported (if someone writes a well formed
>> patch that doesn't introduce any significant complications/overhead then
>> I can't see any problems with merging it), but I doubt any of the main
>> developers or companies supporting PA will want to do this any time soon
>> (although I could of course be wrong here).
>
> It's on my radar, this is a change that is required for compressed
> data support, and while we are at it we could modify the behavior for
> PCM as well. Jyri seemed in favor of this as well on the Nokia side.
> What I had in mind is that changes in sampling rates would be allowed
> only if a sink/source is inactive and the actual hw device closed, and
> only if the application has a role where such a change makes sense.

I think that would solve the (or my) most common use-case (imho):

play music (usually 44100hz)
stop music
play movie (usually 48000hz)
stop movie
(rinse and repeat)

Cheers,

Sander