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python Programming Glossary: alsa

How get sound input from microphone in python, and process it on the fly?

http://stackoverflow.com/questions/1936828/how-get-sound-input-from-microphone-in-python-and-process-it-on-the-fly

this question If you are using LINUX you can use pyALSAAUDIO . For windows we have PyAudio and there is also a library.. a simple sound capture script. ## ## The script opens an ALSA pcm for sound capture. Set ## various attributes of the capture.. # The significance of this parameter is documented in the ALSA api. # For our purposes it is suficcient to know that reads..

PyAudio working, but spits out error messages each time

http://stackoverflow.com/questions/7088672/pyaudio-working-but-spits-out-error-messages-each-time

error messages Or would there be a way of resolving them ALSA lib pcm.c 2212 snd_pcm_open_noupdate Unknown PCM cards.pcm.rear.. 2212 snd_pcm_open_noupdate Unknown PCM cards.pcm.rear ALSA lib pcm.c 2212 snd_pcm_open_noupdate Unknown PCM cards.pcm.center_lfe.. snd_pcm_open_noupdate Unknown PCM cards.pcm.center_lfe ALSA lib pcm.c 2212 snd_pcm_open_noupdate Unknown PCM cards.pcm.side..

PyAudio working, but spits out error messages each time

http://stackoverflow.com/questions/7088672/pyaudio-working-but-spits-out-error-messages-each-time

jack server is not running or cannot be started python alsa pyaudio share improve this question You can try to clean.. Unknown PCM cards.pcm.side are caused by usr share alsa alsa.conf pcm.rear cards.pcm.rear pcm.center_lfe cards.pcm.center_lfe.. Unknown PCM cards.pcm.side are caused by usr share alsa alsa.conf pcm.rear cards.pcm.rear pcm.center_lfe cards.pcm.center_lfe..

How to synthesize sounds?

http://stackoverflow.com/questions/790960/how-to-synthesize-sounds

plain sound from which I'm not sure it's even using the alsa correctly. import numpy from numpy.fft import fft ifft from.. fft ifft from numpy.random import random_sample from alsaaudio import PCM PCM_NONBLOCK PCM_FORMAT_FLOAT_LE pcm PCM #mode.. sine_wave x 100 pcm.write sample.tostring python numpy alsa share improve this question Cheery if you want to generate..