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authorTor Andersson <tor.andersson@artifex.com>2010-06-25 10:02:19 +0000
committerTor Andersson <tor.andersson@artifex.com>2010-06-25 10:02:19 +0000
commit22fd59310dd5f9d65ff8f52b6ce700fef68ced9a (patch)
tree763a7c0c37b303c513ae49e21acdc99d7aec4da1 /xps
parent938d0ecced8356cc5e4b38c5856ef23ff48380ab (diff)
Fix bug where image->colorspace was still treated as an enum.
The TIFF decoder incremented image->colorspace to move from RGB to RGBA to flag for the existence of alpha values. Set the hasalpha flag exlicitly instead. git-svn-id: http://svn.ghostscript.com/ghostscript/trunk@11429 a1074d23-0009-0410-80fe-cf8c14f379e6
Diffstat (limited to 'xps')
-rw-r--r--xps/xpstiff.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/xps/xpstiff.c b/xps/xpstiff.c
index 31aee52a5..302341dd9 100644
--- a/xps/xpstiff.c
+++ b/xps/xpstiff.c
@@ -766,13 +766,13 @@ xps_decode_tiff_strips(xps_context_t *ctx, xps_tiff_t *tiff, xps_image_t *image)
/* Premultiplied transparency */
if (tiff->extrasamples == 1)
{
- image->colorspace ++;
+ image->hasalpha = 1;
}
/* Non-pre-multiplied transparency */
if (tiff->extrasamples == 2)
{
- image->colorspace ++;
+ image->hasalpha = 1;
}
return gs_okay;
@@ -1031,9 +1031,6 @@ xps_decode_tiff(xps_context_t *ctx, byte *buf, int len, xps_image_t *image)
if (error)
return gs_rethrow(error, "cannot decode tiff header");
- if (tiff->extrasamples == 2 || tiff->extrasamples == 1)
- image->hasalpha = 1;
-
/*
* Decode the image strips
*/