Questions relating to Mathematica's sound and audio functionality, including Play, Sound and Speak
6
votes
1answer
1k views
How to extract sample values from an imported WAV file?
Suppose I read a file with
B = Import["something.wav"]
Now how can I obtain a list of sample values?
17
votes
3answers
1k views
Can one find the beat of a tune with Fourier analysis?
I'm trying to find out if it's possible to find the beat of a tune by Fourier analysis with Mathematica. I'm taking a 44.1 kHz sample sound and hoping that I might get a nice peak for a frequency ...
14
votes
1answer
308 views
Manipulating a continuous stream of sounds
I need some audio-feedback when a locator is moved on a surface. I have the following code that produces a beep every time the dynamic controller is interacted with such that the pitch of the sound ...
7
votes
2answers
230 views
How to approximate a given WAV file with trigonometric series?
I'd like (together with a few people) to prepare a presentation about Fourier series for middle/high school students. I thought it might be quite cool to play a violin sound from, say, a WAV file, ...
13
votes
3answers
619 views
Is it possible to use Mathematica to record sound and/or vision?
I think the title says it all. I know about ImageCapture which seems to capture stills.
Can ImageCapture be made to capture a ...
15
votes
4answers
741 views
Random data generator
Inspired by Quality of random numbers I would like to set up a true random data generator in Mathematica.
My idea is to use the static from an open microphone. I recall reading about extracting the ...
3
votes
1answer
255 views
How can I regulate 'Play sound duration' in Mathematica 8
How can I regulate the time of play sound[s] - duration in Mathematica 8. I want to import and save wav file in *.nb document & manipulate (with) the sound duration, for example, select sound ...
