Tagged Questions
1
vote
0answers
23 views
Most lightweight python lib to play WAV files in a particular order? [closed]
I'm looking for a python lib that can load up several WAV files in memory, and then play one after another (a la playlist) with absolutely no gaps in between. Also, if I send the python app a signal, ...
0
votes
1answer
34 views
Python - Trying to Get My Sound File To Play On Startup of Application
I have used the following code and I am not sure why it is not working.
from PythonCard import model
playSound = 1
class MainWindow(model.Background):
pass
app = model.Application(MainWindow)
...
1
vote
1answer
131 views
Issues with scipy.io wave file processing after applying fourier transforms
I'm working with some audio files in Python using scipy.fftpack and scipy.io packages. What this implies is I have wave files that I am importing, playing around with them using Fourier transforms, ...
2
votes
1answer
64 views
splitting wav file in python
I'm trying to split a wav file programmatically in Python. Based on hints from stackoverflow as well as the documentation from the Python wave module I'm doing the following
import wave
origAudio = ...
1
vote
1answer
113 views
Create 32bit float wav file in python?
I want to create 32bit float WAV files in Python (2.x). While "standard" WAV files usually use int, many professional audio applications process (and save) audio data as float.
The standard wave ...
2
votes
2answers
75 views
How do I write a multi-frequency audio file?
I am trying to write an audio file with tones from 440hz to 600hz. The file should start at 440hz and then play each frequency (in increasing order) for 1 second, ending at 600hz. I've come up with ...
-1
votes
1answer
111 views
How to add noise to wav file using python?
I have a clean wav, and a wav containing a pre-generated noise, and I would like to add the noise to the clean wav file, to create a noisy wav.
I saw here this can be easily done with matlab.
How ...
0
votes
0answers
40 views
WAV file input with Skype4Py
Why doesn't Skype4Py's inputdevice change work with some types of WAV files? I recorded a file using Skype4Py's outputdevice and that is the only one that works even when the stats are identical on ...
0
votes
0answers
105 views
wav sound file in python: one channel as sound, and one channel on display
In Python 2.7 I want to play a stereo WAV file. One channel has to be actually played (so as a sound through the speaker), but the other channel needs to be displayed on screen (so no sound from the ...
0
votes
0answers
94 views
Python WAV analysis
I'm writing a program that allows me to detect an answer machine off a skype call. I can output the data to a wav file, and I was wondering if anyone knew how I could preform the following task: Once ...
0
votes
3answers
408 views
Compare two audio files using their waveforms [duplicate]
Possible Duplicate:
Comparison of two waveforms of audio files
I found a php function which generates waveforms from wav files, I modified it and now it match my needs, it works well.
...
-1
votes
1answer
111 views
Combine two wav files [duplicate]
Possible Duplicate:
Mixing two audio files together with python
I have two wav files :
A.wav - Microphone Input
B.wav - Background Music
Is it possibble to combine them into C.wav? And ...
1
vote
1answer
106 views
Merging MIDI and Wav files
I want to be able to merge multiple midi files and wav files and produce single wav or mp3 file in Python or C. Is there a library that does this? Do I have to first convert MIDI to wav and then merge ...
1
vote
1answer
94 views
why does import wave produce a figure of a wave and not play wav files
The following link has an example of using python wave to play a wav file.
pyaudio help play a file
The trouble is on my computer any script with 'import wave' just produces a picture of a wave and ...
4
votes
2answers
355 views
Change the volume of a wav file in python
I have a 2 seconds 16bit single channel 8khz wav file and I need to change its volume.
It should be quite straightforward, because changing the volume is the same as changing the amplitude of the ...
