On Thu, Apr 06, 2006 at 09:45:55PM +0000, carmen wrote:
> > I heard from someone at Ableton that one guy wrote the Live engine in
> > about 3 months.
>
> yeah its not that complex. all you need is something that can play audio files realtime at varying pitches/speeds and apply FX chains, and a GUI to facilitate the arrangement and FX parameterization..
uh ? this sound like libardour to me...
you forgot the midi stuff, which is not yet in ardours engine...
>
> i was able to whip up a LIVE-esque timeline GUI in an afternoon using the Tk wavesurfer library: http://whats-your.name/pr/seq.png but have yet to find the optimal backend. heres my investigations so far:
>
> PD and xsample~/dssi~: has the raw materials, but unfortunately doesnt work on amd64, and it its lack of subpatch polyphony means you would have to preallocate a set limit of active channels..and even a bit of disk access to load soundfiles is enough to get it kicked out of the jack graph due to its utter nonthreadedness..
>
> SC and Chuck: would likely work as well, but AFAIK neither one supports LADSPA or DSSI at the moment, SCLang definitely doesnt work on x86_64, and Chuck segfaulted as well but i'm guessing since its newer it was designed with 64bit compatibility and mind and the crash is some other issue
>
> SooperLooper + OSC-aware LADSPA Rack and Jack Patcher: seems like the jack graph would get crazy quick, but i will probably try this next, since the above options are out for me at the moment unless i setup a 32bit chroot, but maybe i will get good enough at C to be able to port sooperlooper to dssi~, since Om has eveyrhting else i'd need except a decent realtime-resampling audiofile module..
>
what about om ?
-- torben Hohn http://galan.sourceforge.net -- The graphical Audio languageReceived on Sat Apr 8 00:15:02 2006
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