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Rescale image only when needed (i.e. original image is larger than desired). Also, when user don't want to rescale the image at all, special values width == -1 && height == -1 are provided; this case should also be covered.
d53a9063
Rescale image only when needed (i.e. original image is larger than desired). Also, when user don't want to rescale the image at all, special values width == -1 && height == -1 are provided; this case should also be covered.