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authorRobin Watts <robin.watts@artifex.com>2016-05-24 19:55:42 +0100
committerRobin Watts <robin.watts@artifex.com>2016-05-26 10:36:35 +0100
commit82b600dac5eb34b0c156302581303be834d655ce (patch)
tree148a78649363b3c6add02ce1e0f057fab3cdbf57 /source/fitz/draw-affine.c
parentee972fbfa1093fe2e8641dc450e1c20347df2b04 (diff)
downloadmupdf-82b600dac5eb34b0c156302581303be834d655ce.tar.xz
Cope better when asked to plot alpha only pixmaps.
Converting a pixmap to an alpha only pixmap means "just keep the alpha". If there IS no alpha, then a solid alpha is assumed.
Diffstat (limited to 'source/fitz/draw-affine.c')
-rw-r--r--source/fitz/draw-affine.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/source/fitz/draw-affine.c b/source/fitz/draw-affine.c
index 70e05121..38679d6e 100644
--- a/source/fitz/draw-affine.c
+++ b/source/fitz/draw-affine.c
@@ -1365,7 +1365,7 @@ fz_paint_image_imp(fz_pixmap * restrict dst, const fz_irect *scissor, const fz_p
/* Sometimes we can get an alpha only input to be
* ploted. In this case treat it as a greyscale
* input. */
- if (img->n == sa && n > 0)
+ if (img->n == sa && color)
sa = 0;
if (n == 3 && img->n == 1 + sa && !color)