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[gdkcairo] Fix color premultiplication

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https://bugzilla.gnome.org/show_bug.cgi?id=513812
This commit is contained in:
Behdad Esfahbod
2013-09-05 18:42:45 -04:00
parent 854f5818f8
commit 10601b833a
1 changed files with 1 additions and 1 deletions
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gdk/gdkcairo.c
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@@ -244,7 +244,7 @@ gdk_cairo_surface_create_from_pixbuf (const GdkPixbuf *pixbuf,
guchar *end = p + 4 * width; guchar *end = p + 4 * width;
guint t1,t2,t3; guint t1,t2,t3;
#define MULT(d,c,a,t) G_STMT_START { t = c * a + 0x7f; d = ((t >> 8) + t) >> 8; } G_STMT_END #define MULT(d,c,a,t) G_STMT_START { t = c * a + 0x80; d = ((t >> 8) + t) >> 8; } G_STMT_END
while (p < end) while (p < end)
{ {