Waveform render ?

Stefan Sauer ensonic at hora-obscura.de
Sat Jan 7 03:04:04 PST 2012

On 01/06/2012 06:37 PM, Glenn Pierce wrote:
> Hi I would like some advice.
> I would like to use Gstreamer and Python to render a waveform of audio data.
> This is not in realtime. I was thinking of maybe creating a
> waveform-image sink to do this ?
In buzztard I decode the audio snippets to a wavetable array (using
fdsink and mmap) and plot it from there using cairo.

> Are there any other elements that can do this or is there and easier way ?
> I was hoping to keep things simple by getting all the audio data after
> passing through the audioconvert element and the using matplotlib to
> plot it.
> Any ideas ?
> Thanks
> Glenn
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel

More information about the gstreamer-devel mailing list