shithub: rgbds

Info  •  Files  •  Log  •  Branches

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>

--- a/src/gfx/main.c

+++ b/src/gfx/main.c

@@ -131,9 +131,12 @@

 	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);

 	}