how opencv to resize image with scale4*4 by INTER_CUBIC

asked 2018-06-26 07:15:57 -0500

a_a a_a gravatar image

updated 2018-06-26 07:25:11 -0500

When I got a 100 * 100 image, I wanted to scale it to 400 * 400 by bicubic. Is opencv use biucbic to upsample twice(i.e. first time:100 * 100->200 * 200, second time:200 * 200->400 * 400) or opencv use other formula to upsample it?

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