Hi, 2013/2/5 Alexander <[email protected]> > I would like to ask you about flac/wav and other audio format reencoding > difference, how much this impacts on perfomance and on resources. > > For example, if first case, we have to use mp3/aac/ogg files and output them > (on air) in similar formats, e.g. mp3 to ogg/aac, aac to mp3/ogg, ogg to > mp3/aac, > In second case, we have to use flac/wav files and output them (on air) in > mp3/ogg/aac. > > How much will be the difference in resources, that liquidsoap will use? > Do we really need to reencode flac/wav to more formats with more compression > to save resources or difference will be not so big? > > We are very interested in CPU (most important for us) and RAM resources > allocation difference.
In terms of CPU and RAM, wav would be the bare minimal usage because this is liquidsoap's internal format. FLAC is very low on CPU but I don't know about the RAM. Other formats (mp3, aac, ogg/vorbis) will have a more important CPU and RAM footprint.. Romain ------------------------------------------------------------------------------ Free Next-Gen Firewall Hardware Offer Buy your Sophos next-gen firewall before the end March 2013 and get the hardware for free! Learn more. http://p.sf.net/sfu/sophos-d2d-feb _______________________________________________ Savonet-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/savonet-users
