Allow superfluous height for 1-tile-wide images
Currently used here and there for small, icon-like tiles, it seems.
@@ -131,9 +131,12 @@ int main(int argc, char *argv[])
if (png_options.trim)
opts.trim = png_options.trim;
-
- if (raw_image->width % 8 || raw_image->height % 8) {
- errx(1, "Input PNG file %s not sized correctly. The image's width and height must be multiples of 8.",
+ if (raw_image->width % 8) {
+ errx(1, "Input PNG file %s not sized correctly. The image's width must be a multiple of 8.",
+ opts.infile);
+ }
+ if (raw_image->width / 8 > 1 && raw_image->height % 8) {
+ errx(1, "Input PNG file %s not sized correctly. If the image is more than 1 tile wide, its height must be a multiple of 8.",
opts.infile);
}
