It would of course be possible for an application such as ffmpeg to produce a PSNR reading across its own encoding activity. P
From: Francois Visagie <francois.visa...@gmail.com> To: 'FFmpeg user questions' <ffmpeg-user@ffmpeg.org> Sent: Saturday, 14 July 2018, 12:59 Subject: Re: [FFmpeg-user] PSNR measure > -----Original Message----- > From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of > José María Infanzón > Sent: 13 July 2018 01:39 > To: FFmpeg user questions > Subject: [FFmpeg-user] PSNR measure > > 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. If you or your organisation are also responsible for generating the stream, the encoder may support an option for generating and displaying and/or logging quality metrics. > Should I look for a reference video of > the same resolution and bitrate, like for example a Big buck bunny, and > compare against It? > > Thanks > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org > with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".