[linux-audio-dev] re: [linux-audio-user] A bit of goodnews--paper now available for your viewing pleasure and/or comments
fons.adriaensen at skynet.be
Fri May 28 21:48:23 UTC 2004
On Fri, May 28, 2004 at 12:38:03PM -0700, Fernando Pablo Lopez-Lezcano wrote:
> > Hmm, it would be a fun project then to come up with a profiler of various
> > audio cards by recording and then capturing a specific buffer of audio data.
> > Then by comparing them (assuming that this drift is constant) see how many
> > empty samples there are (or if the playback is slower, how many samples are
> > missing), and then create a framework that allows real-time resampling in
> > order to compensate for that discrepancy whenever multiple soundcards are
> > being used :-D
> Yes, of course that is doable. I don't think you need to profile them.
> Just measure the drift between the hardware pointers for both cards as
> you play.
I've been playing with a prototype of just that the last days. It works...
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