'Twas brillig, and Alexey Fisher at 20/10/09 16:02 did gyre and gimble: > Thank you, the answer was clear. > Now i need to test what is cheaper: to reasample by pa or by aplication. Please note that PA supports several different resamplers and the evaluation of "what is cheaper" could easily be invalidated by the user selecting a different resampler. I'd advice you to generally let pulse worry about the resampling. Let the appropriate part of the stack deal with it in the way the user likes :) Col -- Colin Guthrie gmane(at)colin.guthr.ie http://colin.guthr.ie/ Day Job: Tribalogic Limited [http://www.tribalogic.net/] Open Source: Mandriva Linux Contributor [http://www.mandriva.com/] PulseAudio Hacker [http://www.pulseaudio.org/] Trac Hacker [http://trac.edgewall.org/]