On 17 February 2010 14:35, Lennart Poettering <mznyfn@xxxxxxxxxxx> wrote: > >> This is a good aim, but I still think getting the correct 0dB points >> is more important to ensure the best audio quality. >> I personally think that PA should just set the hardware ALSA controls >> to 0dB and do all the volume control in software within PA. >> The 0dB points in hardware should result in the best sound quality. > > I don't think this would be a good idea. In a lot of hardware you > definitely want to make as much use of the built-in volume adjustment > capabilities as you can. For example, on my integrated USB speakers > you may control the built-in amplifier with the alsa mixer, and that's > definitely much better than attenuating the 16bit PCM stream and > having the USB speakers amplifier constantly configured to a very high > volume level. > I was thinking more specifically of the line-out and line-in where knowing the 0dB gain points is very useful and what most people need, with maybe a new dBv or dBu Mic and Speaker amp levels is a whole other kettle of fish. _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
