If you are after small code, you can take zlib decode functionality from stb_image.h code (public domain): https://github.com/nothings/stb/blob/master/stb_image

If you are after small code, you can take zlib decode functionality from stb_image.h code (public domain): https://github.com/nothings/stb/blob/master/stb_image.h#L3450 https://github.com/nothings/stb/blob/master/stb_image.h#L345...