import matplotlib.pyplot as plt
import scipy.io.wavfile as wav
import sys
if __name__ == '__main__':
data = wav.read(sys.argv[1])
plt.plot(data[1])
plt.show()
The python code to show wave data from a command line file name is above. You can modify it easily to output a .png image. Read matplotlib documentation.
On Tue, Jan 10, 2012 at 4:00 PM, Vytautas Jancauskas
<unaudio@gmail.com> wrote:
---------- Forwarded message ----------
From:
Vytautas Jancauskas <unaudio@gmail.com>
Date: Tue, Jan 10, 2012 at 3:59 PM
Subject: Re: [LAU] sndfile-waveform PNG generator ?
To: Robin Gareus <
robin@gareus.org>
It's fairly trivial to write one your own with python using scipy. Should be in the ballpark of 20 lines or so.
--
"Cheshire-Puss," she began, "would you tell me, please,
which way I ought to go from here?"
"That depends a good deal on where you want to get to," said the Cat.
"I don't care much where--" said Alice.
"Then it doesn't matter which way you go," said the Cat.
--
"Cheshire-Puss," she began, "would you tell me, please,
which way I ought to go from here?"
"That depends a good deal on where you want to get to," said the Cat.
"I don't care much where--" said Alice.
"Then it doesn't matter which way you go," said the Cat.
--
"Cheshire-Puss," she began, "would you tell me, please,
which way I ought to go from here?"
"That depends a good deal on where you want to get to," said the Cat.
"I don't care much where--" said Alice.
"Then it doesn't matter which way you go," said the Cat.