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python Programming Glossary: wav

How to generate audio from a numpy array?

http://stackoverflow.com/questions/10357992/how-to-generate-audio-from-a-numpy-array

question You can use the write function from scipy.io.wavfile to create a wav file which you can then play however you.. use the write function from scipy.io.wavfile to create a wav file which you can then play however you wish. Note that the.. scale them appropriately import numpy as np from scipy.io.wavfile import write data np.random.uniform 1 1 44100 # 44100 random..

How to read *.wav file in Python?

http://stackoverflow.com/questions/2060628/how-to-read-wav-file-in-python

to read .wav file in Python I need to analyze sound written in a .wav file... .wav file in Python I need to analyze sound written in a .wav file. For that I need to transform this file into set of numbers.. set of numbers arrays for example . I think I need to use wave package. However I do not know how exactly it works. For example..

What is the easiest way to read wav-files using Python [summary]?

http://stackoverflow.com/questions/2063284/what-is-the-easiest-way-to-read-wav-files-using-python-summary

is the easiest way to read wav files using Python summary I want to use Python to access a.. using Python summary I want to use Python to access a wav file and write its content in a form which allows me to analyze.. a suitable tool for that it transforms numpy arrays into wav and vica versa . I have installed the audiolab but I had a problem..

How to join two wav file using python?

http://stackoverflow.com/questions/2890703/how-to-join-two-wav-file-using-python

to join two wav file using python I am using python programming language I.. I am using python programming language I want to join to wav file one at the end of other wav file I have a Question in the.. I want to join to wav file one at the end of other wav file I have a Question in the forum which suggest how to merge..

Play a Sound with Python [duplicate]

http://stackoverflow.com/questions/307305/play-a-sound-with-python

8 answers What's the easiest way to play a sound file .wav in Python By easiest I mean both most platform independent and.. improve this question The Snack Sound Toolkit can play wav au and mp3 files. s Sound s.read 'sound.wav' s.play share..

how to extract frequency associated with fft values in python

http://stackoverflow.com/questions/3694918/how-to-extract-frequency-associated-with-fft-values-in-python

Here is some code that demonstrates that. First we make a wave file at 440 Hz import math import wave import struct if __name__.. First we make a wave file at 440 Hz import math import wave import struct if __name__ '__main__' # http stackoverflow.com.. stackoverflow.com questions 3637350 how to write stereo wav files in python # http www.sonicspot.com guide wavefiles.html..

Mixing two audio files together with python

http://stackoverflow.com/questions/4039158/mixing-two-audio-files-together-with-python

two audio files together with python I have two wav files that I want to mix together to form one wav file. They.. have two wav files that I want to mix together to form one wav file. They are both the same samples format etc... Been searching.. google endlessly. I would prefer to do it using the wave module in python. How can this be done python share improve..

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 audio would just be icing. python audio binary wav share improve this question I read the question and the.. following two modules audioop manipulate raw audio data wave read and write WAV files Perhaps I come from a parallel universe..

Detect & Record Audio in Python

http://stackoverflow.com/questions/892199/detect-record-audio-in-python

module. I'm thinking it should be possible with the wave module to detect when there is pure silence and discard it.. it can anyone get me started with a basic example. python wav audio recording share improve this question As a follow.. import array from struct import pack import pyaudio import wave THRESHOLD 500 CHUNK_SIZE 1024 FORMAT pyaudio.paInt16 RATE 44100..

FFT for Spectrograms in Python

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

I go 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.. that allows you to read any audio file converting it to WAV PCM and then finding the peaks and frequency cutoffs. python..

How do I write a 24-bit WAV file in Python?

http://stackoverflow.com/questions/16767248/how-do-i-write-a-24-bit-wav-file-in-python

do I write a 24 bit WAV file in Python I want to generate a 24 bit WAV format audio.. a 24 bit WAV file in Python I want to generate a 24 bit WAV format audio file using Python 2.7 from an array of floating.. code scikits.audiolab uses libsndfile so in addition to WAV files you can also use FLAC OGG and some more file formats...

Python frequency detection

http://stackoverflow.com/questions/2648151/python-frequency-detection

writing out the estimated pitch. Source Code # Read in a WAV and find the freq's import pyaudio import wave import numpy..

How to convert MP3 to WAV in Python

http://stackoverflow.com/questions/3049572/how-to-convert-mp3-to-wav-in-python

to convert MP3 to WAV in Python If I have an MP3 file how can I convert it to a WAV.. in Python If I have an MP3 file how can I convert it to a WAV file preferably using a pure python approach python mp3 share..

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

I'm interested in precisely extracting portions of a PCM WAV file down to the sample level. Most audio modules seem to rely.. audioop manipulate raw audio data wave read and write WAV files Perhaps I come from a parallel universe and Guido's time..

Detect & Record Audio in Python

http://stackoverflow.com/questions/892199/detect-record-audio-in-python

Record Audio in Python I need to capture audio clips as WAV files that I can then pass to another bit of python for processing...