Martin Landa wrote:

> recently I have added a standardized option for sampling interpolation
> methods [1], based on lib/raster/sample.c and codes defined in
> raster.h [2].
> 
> Some modules use 'bicubic' other 'cubic' value. What do you think that
> is more preferable?

Whichever is used, it should be consistent. I.e. either
nearest/linear/cubic or nearest/bilinear/bicubic.

The former might be preferable if we want to extend it to 3D
interpolation (i.e. use nearest/linear/cubic regardless of the
dimensionality, rather than using separate 2D/3D terminology).

> It's bicubic interpolation [3] accomplished using cubic convolution,
> right?

Right.

-- 
Glynn Clements <gl...@gclements.plus.com>
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