Hi, On Wed, May 25, 2016 at 10:52 AM, Eder Souza <ederwan...@gmail.com> wrote: > Hi, > > This demo is running using buffer=4096 (this provide a good resolution for > numpy compute an FFT), I need stream with a buffer=3072, and its left the > remaining samples(1024) to overlap and add again when the new frame arrives. > > So it is a big buffer size, but numpy and pyaudio seems fast for my luck. > > Pyo can dump chunks of PCM data in the output Speakers?
Sure. At this time, pyo support portaudio (default), jack and coreaudio backends. It can also be used offline or embedded... Olivier Pymedia is really > fast for stream, I tested some libs, but a lot of libs not give me options > to work with chunk buffers streaming in a loop, and those who were skilled > in doing it did not give the job done (glitches). > > Cheers, > > Eder > > > > On Wed, May 25, 2016 at 10:38 AM, Marco Lo Monaco <marco.lomon...@teletu.it> > wrote: >> >> Good job! Buffer size is? >> >> M. >> >> >> >> Da: music-dsp-boun...@music.columbia.edu >> [mailto:music-dsp-boun...@music.columbia.edu] Per conto di Eder Souza >> Inviato: mercoledì 25 maggio 2016 14:30 >> A: A discussion list for music-related DSP >> Oggetto: [music-dsp] Real-time DSP Experience with Python >> >> >> >> Python is known as a friendly language, rapid developments, but with poor >> performance, I've never seen anyone here saying that tried something in real >> time using python, so I decided to test using some lib's (numpy, scipy and >> pyaudio), so here one pitch shift running in real-time with input keyboard >> control, for me can be a great choice to test and prove concepts without >> writing thousands of lines using C, I wonder, has anyone ever tried >> something similar and achieve good results? >> >> >> >> Regards, >> >> >> >> Eder >> >> >> >> https://www.youtube.com/watch?v=pwPhZDn915Y >> >> >> _______________________________________________ >> dupswapdrop: music-dsp mailing list >> music-dsp@music.columbia.edu >> https://lists.columbia.edu/mailman/listinfo/music-dsp > > > > _______________________________________________ > dupswapdrop: music-dsp mailing list > music-dsp@music.columbia.edu > https://lists.columbia.edu/mailman/listinfo/music-dsp _______________________________________________ dupswapdrop: music-dsp mailing list music-dsp@music.columbia.edu https://lists.columbia.edu/mailman/listinfo/music-dsp
