On Thu, Jul 8, 2010 at 2:11 PM, Thomas Jollans <tho...@jollans.com> wrote: > On 07/08/2010 09:17 PM, Alex Karpinski wrote: >> I'm looking for some module or system of modules that can help me do a few >> things with audio >> >> 1. Playback of files (at least .wavs, other codecs would be nice but, hey, >> converting to a wav is easy) >> 2. Seek within the file >> 3. Control volume >> 3. Do all of these things by channel, e.g. play sound effect 1 on channels >> 1&2 at equal volume and play effect #2 on only channel 2 >> >> I've got a setup with gstreamer and alsa right now, but I don't have any way >> of getting control of individual channels at the gstreamer level. I can >> easily do it at the alsa level and just manipulate the master left/right >> output, but that's not very helpful if it modifies all currently playing >> effects. I'm not even sure if this is possible to do with python, butsome >> pointers would really be great. > > First of all, allow me to point to a something I hacked together > (mostly) a few weeks ago: > http://bitbucket.org/jollybox/pyaudiogen/wiki/Home > > It's something of a library, VERY minimal/skeletal at the moment, for > audio generation (and/or processing) in Python. No idea if this is of > any help to you. Python 3 only. Multiple channel support is there, > though to be useful it'd still need a bit of glue. Not much to see there > yet all in all. > >> >> (For the curious: This is part of the audio system for a larger immersive >> theater project, ) > > Though really, what I think you want is jack. It basically allows you to > plug things together in any way, and I'm sure you can control the volume > of individual "plugs". > I expect there is a Python API, but I haven't checked.
Untried: http://sourceforge.net/projects/py-jack/ Geremy Condra -- http://mail.python.org/mailman/listinfo/python-list
