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Old 2009-10-07, 23:14   Link #445
twc
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Join Date: Jul 2009
Sub-zero 4ever, you can use Overlay(mask=clip) in combination with ShowAlpha() to process in YUV. Another thing you could do is to make the alpha clip using ShowAlpha() and then perform the overlay using mt_merge() from MaskTools2, which will guarantee full YV12 or YUY2 processing.
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