Thanks for the info Lennart. I assumed it had to be something hardware because a software control wouldn't work too well, just end up loosing information. I just got a new sound card, so I will play around and see if things are different. Matt Lennart Poettering wrote: > On Wed, 04.06.08 21:14, Matthew Patterson (matt at v8zman.com) wrote: > > >> Hello everyone, >> >> I have been playing around with the volume control on my whole home >> audio system trying to make it nonlinear so we are able to fine tune the >> volumes we listen at most. Unfortunately it appears that the sink volume >> controls do not allow enough range (I think this would be dynamic range >> in audio terms). Basically, if I set the system up so 100% volume is as >> loud as I want things to go, 1% is not quiet enough. I have tried >> setting the sink volumes using pacmd where the range of volumes is >> 1-65535. A value of 0 is muted, but 1 is quite loud. >> >> Any thoughts/experiences on this? >> >> I'm contemplating setting both the stream and sink volumes so I can have >> more granularity of control. >> > > PA tries to use the sound card volume control if possible. However > most sound cards only a allow a limited range of volume control. With > many sound cards the lower volume boundary does not result in total > silence. > > I will eventually add support to PA that we can extend the volume > range to the same dB range on all machines, regardless of what the > hardware provides. We can do this if ALSA exports dB information to us. > > Of course, each sound card as a maximum gain for the output. We cannot > go higher than this, regardless whatever we try, unless we resort to > dirty stuff like doing the amplification in software, which is most > likely not what you want on 16 bit audio. > > May be some of the auxiliary controls of your sound card mixer also > influence the final volume of your audio? You might want to play > around with your ALSA mixer with alsamixer -c0. > > Lennart > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/pulseaudio-discuss/attachments/20080615/748a49aa/attachment.htm>
