Audio / Video comparison tool

Nicolas Dufresne nicolas at
Tue Sep 25 01:38:14 UTC 2018

Le lundi 24 septembre 2018 à 14:02 -0700, David Ing a écrit :
> As a media developer, I need to perform sanity checks on the
> audio/video rendering pipelines that I have built.
> So I want to compare the MP4 or HLS output from two different
> rendering pipelines.  I want to get statistics which describe the
> mutual similarity (or dissimilarity) between two audio/video
> signals.  The more statistics, the better.
> Is there a gstreamer plugin that can be used to perform such a
> statistical comparison?

Yes, there is the 'iqa' plugin, which stands for Image Quality
Assessment plugin. It's part of gst-plugins-bad, though it does not
seem to be shipped that so many distros yet. It requires dssim.

> If not ... Does anybody know of other tools that I can use to make
> the comparison?
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