[FFmpeg-user] PSNR measure
Carl Eugen Hoyos
ceffmpeg at gmail.com
Fri Jul 13 03:52:55 EEST 2018
2018-07-13 2:39 GMT+02:00, José María Infanzón <jocheinfa at gmail.com>:
> Hi - I need to measure quality if a live stream, and I was
> thinking of measuring PSNR. So I was wondering how
> can I run this test since it is a live stream
> I do not have a refence stream or video.
Then what exactly do you want to measure?
> Should I look for a reference video of the same
> resolution and bitrate, like for example a Big buck
> bunny, and compare against It?
This makes only sense if the live stream shows Big Buck
Bunny (and if you can assure frame synchronisation).
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