[Libav-user] Way to convert .wav file waveform into video .mjpeg file

Paul B Mahol onemda at gmail.com
Tue Jun 11 21:28:50 CEST 2013

On 6/11/13, Olivier Daubry <olivier.daubry at gmail.com> wrote:
> Hello,
> I'm searching for a way to convert an array of values (44100 samples coded
> on 16bits each every second) into a series of plot (graph) images (24 per
> seconds), and then make a video out of it so that I could have a converter
> from .wav to .mjpeg showing the waveform moving as if you were watching the
> file being read by any DAW with a fixed playhead. I've heard about ffmpeg
> while searching for a way to do this.
> Do you guys think it could help me achieving this?

There are many ways to visualize waveform. In what exact
"visualization" you are interested?

> Thank you

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