linuxaudio.org

[re-arranged top-posted]

On 01/10/2012 02:59 PM, Vytautas Jancauskas wrote:

quoted text
> On Tue, Jan 10, 2012 at 2:47 PM, Robin Gareus  wrote:

>

>> Hi *,

>>

>> Is there a command-line tool akin to `sndfile-spectrogram` that

>> generates an image (preferably PNG) of an audio wave-form?

>>

>> I found endless GUI apps, but command-line tools are scarce.

>>

>> TIA

>> robin

>>

> It's fairly trivial to write one your own with python using scipy.

> Should be in the ballpark of 20 lines or so.

Thanks, indeed. Python's also the only solution I found:

https://github.com/endolith/freesound-thumbnailer/blob/master/wav2png.py
It's also pretty straight-forward in C; but before whipping up

`sndfile-waveform`, I'd thought I ask around.
robin
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