fmtc.resample(kernel='impulse') cheatsheet

impulse_cheatsheet.md

fmtconv	equivalent	remarks
impulse=[1, 1, 1], fv=-1, fh=-1	std.Convolution([1]*9) or rgvs.RemoveGrain(20)	Radius=1 box filtering. fv and fh are required to force the processing.
scale=1/2, kernel='box'	scale=1/2, kernel='impulse', impulse=[1]*3, kovrspl=3	Box downscaling with a factor of 2
scale=1/4, kernel='box'	scale=1/4, kernel='impulse', impulse=[1]*5, kovrspl=5	Box downscaling with a factor of 4
scale=1/2, kernel='bilinear'	scale=1/2, impulse=[0.5, 1, 0.5], kovrspl=2	Bilinear downscaling with a factor of 2
scale=1/3, kernel='bilinear'	scale=1/3, impulse=[0.5, 1, 0.5], kovrspl=2	Bilinear downscaling with a factor of 3
scale=1/4, kernel='bilinear'	scale=1/4, impulse=[0.5, 1, 0.5], kovrspl=2	Bilinear downscaling with a factor of 4