7ce866e3c0
WebP images can be at most 16383x16383, however saving sizes which overflowed an integer would crash. - Early exit with an error when the image is too large. - Replace integer offsets with size_t. Back ported from: 37148d67116471d75fb335e0a4a0914b74b1f5ac Pull Request: https://projects.blender.org/blender/blender/pulls/137442