python Programming Glossary: pcm

http://stackoverflow.com/questions/1303307/fft-for-spectrograms-in-python

about using Python to read the frequency peaks from a WAV PCM file and then be able to generate an image of it for spectogram.. allows you to read any audio file converting it to WAV PCM and then finding the peaks and frequency cutoffs. python image..

Recognising tone of the audio

http://stackoverflow.com/questions/1797631/recognising-tone-of-the-audio

data from the sound card this kind of data is called PCM Pulse Code Modulation . The simplest way to capture audio in.. best a normal sound card will give you. Once you have raw PCM audio data you can use the fftpack module from the scipy library..

Use (Python) Gstreamer to decode audio (to PCM data)

http://stackoverflow.com/questions/3507746/use-python-gstreamer-to-decode-audio-to-pcm-data

Python Gstreamer to decode audio to PCM data I'm writing an application that uses the Python Gstreamer.. I'd like to read data using a decodebin and receive a raw PCM buffer. Specifically I want to read chunks of the file incrementally.. to True. The function will receive decoded chunks of PCM int data. The rate of the decoding will depend on the rate at..

PyAudio working, but spits out error messages each time

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

them ALSA lib pcm.c 2212 snd_pcm_open_noupdate Unknown PCM cards.pcm.rear ALSA lib pcm.c 2212 snd_pcm_open_noupdate Unknown.. ALSA lib pcm.c 2212 snd_pcm_open_noupdate Unknown PCM cards.pcm.center_lfe ALSA lib pcm.c 2212 snd_pcm_open_noupdate.. ALSA lib pcm.c 2212 snd_pcm_open_noupdate Unknown PCM cards.pcm.side ALSA lib audio pcm_bluetooth.c 1613 audioservice_expect..

How to edit raw PCM audio data without an audio library?

http://stackoverflow.com/questions/841049/how-to-edit-raw-pcm-audio-data-without-an-audio-library

to edit raw PCM audio data without an audio library I'm interested in precisely.. I'm interested in precisely extracting portions of a PCM WAV file down to the sample level. Most audio modules seem to.. modules that can do this If not I'll have to interpret the PCM binary. While I'm sure I can dig up the PCM specs fairly easily..