Lennart Poettering wrote: > On Mon, 23.07.07 15:07, Simon Schamijer (simon at schampijer.de) wrote: > >> Hi, >> >> I have put up a site where I posted my tests on using pulseaudio within >> the OLPC environment. >> >> http://wiki.laptop.org/go/Pulseaudio >> >> Please feel free to add and comment. > > Just a quick comment on this: > > As I told several people from OLPC already, I am not sure if PA is > ready for the XO yet. Because we don't close the audio device on idle > PA will shorten your battery time immensly. > > Also, we require FP for our calculations due to our reliance on > libsamplerate for resampling. Due to the slow FPU in the XO this might > be a problem as well. > > Also, to be really useful PA should be able to change the fragsize > dynamically during playback, so that we can use large frags to save > power but use smaller frags when low-latency applications are > running. Unfortunately ALSA cannot do this as of now. > > Next week I will visit Takashi Iwai from ALSA to discuss with him > which could be done to make PA more useful for embedded/slow/low-power > machines. > > In short: right now I would not recommend running PA on the XO. We're > working on this, though. > > Lennart > Hi Lennart, I put this site together to have a general entry point for this topic. So people can maybe help to make it happen or know what the current state - the issues are. If you don't mind i will go ahead and add your points to the wiki as 'open issues'. Thanks for your comments, Simon
