[pulseaudio-discuss] Desperation with idling

Lennart Poettering lennart at poettering.net
Tue Oct 20 07:40:14 PDT 2009


On Tue, 20.10.09 15:09, Alvaro Alonso Jiménez (alvaroalo at gmail.com) wrote:

> Ok, let see, I have finally made it work.
> However, I have another drawback. Since I am using the audio stream to be
> multiplexed with video with ffmpeg, I have noticed that when sending audio,
> ffmpeg works at a normal codifying rate. However, when having silence, it
> works at a slower rate, and then, the final result is a bit unpleasant,
> since the final video image goes "by jumps" - this is, the codifier just
> codify each 2 seconds or so, so the image just changes after 2 secs -.
> I don't know if it has to do with pulseaudio or ffmpeg, I have started
> looking in ffmpeg, but if u know there's a problem in pulseaudio, please let
> me know!!!

To minimize wakeups we increase our block size when noone requested
anything particularly low. Minimizing wakeups minimizes power
consumption.

Lennart

-- 
Lennart Poettering                        Red Hat, Inc.
lennart [at] poettering [dot] net
http://0pointer.net/lennart/           GnuPG 0x1A015CC4



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