Python Alsaaudio Set Period Size

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python - Alsaaudio record and playback - Stack Overflow

https://stackoverflow.com/questions/44095151/alsaaudio-record-and-playback#:~:text=periodsize%20is%20better%20to%20estimate%20based%20on%201%2Ftimes,half%20of%20the%20time%20necessary%20to%20play%20periodsize%3A

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ubuntu - Python alsaaudio capturing sound - Stack Overflow

https://stackoverflow.com/questions/37489662/python-alsaaudio-capturing-sound

res = [] recoder = alsaaudio.PCM(type=alsaaudio.PCM_CAPTURE) recoder.setchannels(1) recoder.setrate(8000) recoder.setperiodsize(80) recoder.setformat(alsaaudio.PCM_FORMAT_S8) while len(res) < 8000*5: len, frame = recoder.read() if len(frame) != 0: print(len) res.extend(frame)

pyalsaaudio/alsaaudio.c at master · larsimmisch ... - GitHub

https://github.com/larsimmisch/pyalsaaudio/blob/master/alsaaudio.c

snd_pcm_hw_params_get_period_size (hwparams, &frames, &dir); self-> periodsize = ( int ) frames; self-> framesize = self-> channels * snd_pcm_hw_params_get_sbits (hwparams)/ 8 ;

Python pcms Examples, alsaaudio.pcms Python Examples ...

https://python.hotexamples.com/examples/alsaaudio/-/pcms/python-pcms-function-examples.html

Then we could have # left out the sleep call in the bottom of the loop inp = alsaaudio.PCM(alsaaudio.PCM_CAPTURE,alsaaudio.PCM_NONBLOCK, device="front") # Set attributes: Mono, 8000 Hz, 16 bit little endian samples inp.setchannels(1) inp.setrate(8000) inp.setformat(alsaaudio.PCM_FORMAT_S16_LE) # The period size controls the internal …

audio - Alsaaudio module, recording for specific amount of ...

https://unix.stackexchange.com/questions/92852/alsaaudio-module-recording-for-specific-amount-of-time

Then we could have # left out the sleep call in the bottom of the loop inp = alsaaudio.PCM (alsaaudio.PCM_CAPTURE, alsaaudio.PCM_NONBLOCK, card) # Set attributes: Mono, 44100 Hz, 16 bit little endian samples inp.setchannels (1) inp.setrate (44100) inp.setformat (alsaaudio.PCM_FORMAT_S16_LE) # The period size controls the internal number of frames …

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