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Old 2nd July 2011, 18:52   #8  |  Link
Gavino
Avisynth language lover
 
Join Date: Dec 2007
Location: Spain
Posts: 3,431
Yes, all correct.

And conversely for output (downsampling from YV24), all those offsets get multiplied by -2.

I think I'll have to lie down for a while - my eyes and brain are still recovering from viewing that funky diagram Figure E-1 in the H.264 spec.
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