Adds authentication support of CUPS backend

[~andy/gtk] / gdk-pixbuf / gdk-pixbuf-util.c

diff --git a/gdk-pixbuf/gdk-pixbuf-util.c b/gdk-pixbuf/gdk-pixbuf-util.c
index 53e32403b17c445224fa99994c41203936cdef8b..6e8f09eac30fcf3586cd4dcf240c856281a3d664 100644 (file)
--- a/gdk-pixbuf/gdk-pixbuf-util.c
+++ b/gdk-pixbuf/gdk-pixbuf-util.c
@@ -55,7 +55,7 @@ gdk_pixbuf_add_alpha (const GdkPixbuf *pixbuf,
        GdkPixbuf *new_pixbuf;
        int x, y;
 
-       g_return_val_if_fail (pixbuf != NULL, NULL);
+       g_return_val_if_fail (GDK_IS_PIXBUF (pixbuf), NULL);
        g_return_val_if_fail (pixbuf->colorspace == GDK_COLORSPACE_RGB, NULL);
        g_return_val_if_fail (pixbuf->n_channels == 3 || pixbuf->n_channels == 4, NULL);
        g_return_val_if_fail (pixbuf->bits_per_sample == 8, NULL);
@@ -190,9 +190,10 @@ gdk_pixbuf_saturate_and_pixelate(const GdkPixbuf *src,
   
         if (saturation == 1.0 && !pixelate) {
                 if (dest != src)
-                        memcpy (gdk_pixbuf_get_pixels (dest),
-                                gdk_pixbuf_get_pixels (src),
-                                gdk_pixbuf_get_height (src) * gdk_pixbuf_get_rowstride (src));
+                        gdk_pixbuf_copy_area (src, 0, 0, 
+                                              gdk_pixbuf_get_width (src),
+                                              gdk_pixbuf_get_height (src),
+                                              dest, 0, 0);
         } else {
                 int i, j, t;
                 int width, height, has_alpha, src_rowstride, dest_rowstride, bytes_per_pixel;
@@ -276,7 +277,7 @@ gdk_pixbuf_apply_embedded_orientation (GdkPixbuf *src)
        GdkPixbuf   *temp;
        GdkPixbuf   *dest;
 
-       g_return_val_if_fail (src != NULL, NULL);
+       g_return_val_if_fail (GDK_IS_PIXBUF (src), NULL);
 
        /* Read the orientation option associated with the pixbuf */
        orientation_string = gdk_pixbuf_get_option (src, "orientation");