An interpolation function. It should read source pixels from in with
VIPS_REGION_ADDR(), it can look left and up from (x, y) by window_offset
pixels and it can access pixels in a window of size window_size.
The interpolated value should be written to the pixel pointed to by out.
An interpolation function. It should read source pixels from
inwith VIPS_REGION_ADDR(), it can look left and up from (x, y) bywindow_offsetpixels and it can access pixels in a window of sizewindow_size.The interpolated value should be written to the pixel pointed to by
out.See also: #VipsInterpolateClass.