Quote:
Originally Posted by pinterf
Without reverse engineering the Expr itself, yep, float chroma goes from -0.5 to 0.5, sometimes it can be tricky to apply on it a universal Expr. Perhaps with "range_size"? Anyway, masks are just weights going from 0 to 1.0.
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in this case range_size not suitable for non-float, in 8 bit will be 256 not 255
maybe temporary shifting to 0-1.0 for float chroma if there are only universal (luma) Expr available? or with some parameter to set that
same for masktools lut things