Allow superfluous height for 1-tile-wide images

Currently used here and there for small, icon-like tiles, it seems.

Signed-off-by: obskyr <powpowd@gmail.com>
This commit is contained in:
obskyr
2018-02-20 09:38:28 +01:00
parent 825fa915ee
commit 8fe5293077

View File

@@ -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);
}