[mythtv-users] deinterlacing test clip

Dan Christensen jdc at uwo.ca
Tue Mar 3 18:46:11 UTC 2009


Can anyone recommend (or create?) a video clip that tests various
aspects of deinterlacing quality?  I'm imagining something that includes
samples of real movies, some with slow panning, others with fast action,
some sports, some text scrolling with talking heads, some difficult
textures, and some artificially created content (e.g. alternate
scanlines, other tough cases).  (Maybe even mix in different frame rates,
and throw in a progressive section?)  Pack it into a minute or two so one
can quickly evaluate a deinterlacer.

Ideally, each portion would include some text describing what artifacts
to look for, maybe even with a circle around the region(s) to focus on.
(Subtitles?  Text encoded into the video?)

And ideally it would come in 480i and 1080i versions.

Has anyone seen such a thing?  Any volunteers to put one together?
It could become a standard, making conversations about deinterlacing
quality more concrete.

A related thought:  wouldn't it be nice if while watching a video, one
could pull up a menu and select the renderer and the deinterlacer?

Dan


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