2010/1/31 Derek Holzer <[email protected]> > "Unnoticeable" latency usually refers to the musician not noticing the > difference in time between when they press the key and when the sound comes > out. Any time you add a delayed signal to the original signal, you will > notice it. The "slap-back" happens at longer latencies, but at shorter > latencies you will hear *very* noticeable comb-filtering. And since no > computer-based solution is latency-free, I think you need to re-examine what > you are expecting Pd to do.
I think it is a reasonable expectation that you don't have to play a note one 16th early to have it sound 'on the beat', which is what one has to do when dealing with 23 ms latency in a 163 bpm piece. Attached is a little patch that shows some rhythmical implications of any given soundcard latency in ms. gr, Tim > Either that, or go with a dedicated DSP board (and learn the accompanying > programming!) which would give you a more guitar-pedal-like "zero-latency" > system. > > Maybe Marco Donnarumma could give a few words here on processing > instruments live. His set uses an electric bass through Pd. My guess is that > even the un-processed signal goes through Pd to avoid echos or comb > filtering due to latency. > > Best, > Derek > > Jeffrey Concepcion wrote: > > * in terms of processor capacity, hardware, and sound card >> >> configuration, what would be the minimum requirements to achieve >> unnoticeable latency (not hear the affected signal as a slap-back >> type of effect)? i've read that 11ms can be achieved and is >> unnoticeable. >> > > -- > ::: derek holzer ::: http://macumbista.net ::: > ---Oblique Strategy # 18: > "Balance the consistency principle with the inconsistency principle" > > > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list >
latency_musical_meaning.pd
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