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authorUli Schlachter <psychon@znc.in>2021-05-05 14:48:20 +0000
committerUli Schlachter <psychon@znc.in>2021-05-05 14:48:20 +0000
commit929262dd54ffae81721ffe9b2c59faa7b045c663 (patch)
treefb15830f7a4dd2947c4f064b3cb113c5add20eb4
parent4f61b765c9f657fd755194afe576e56f945af4b6 (diff)
parentac23567a0cf5562bd7547030cd849d8d302da919 (diff)
Merge branch 'jfkthame-master-patch-60882' into 'master'
Bail early from _cairo_image_compute_color if image is zero-sized. See merge request cairo/cairo!177
-rw-r--r--src/cairo-image-surface.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/cairo-image-surface.c b/src/cairo-image-surface.c
index 0e17f3a16..3b11eb981 100644
--- a/src/cairo-image-surface.c
+++ b/src/cairo-image-surface.c
@@ -1243,6 +1243,9 @@ _cairo_image_compute_color (cairo_image_surface_t *image)
int x, y;
cairo_image_color_t color;
+ if (image->width == 0 || image->height == 0)
+ return CAIRO_IMAGE_IS_MONOCHROME;
+
if (image->format == CAIRO_FORMAT_A1)
return CAIRO_IMAGE_IS_MONOCHROME;