buildrootschalter/package/libsvg/0002-Fix-undefined-symbol-png_set_gray_1_2_4_to_8.patch
Peter Seiderer 45c3b0ec49 libsvg: fix undefined symbol png_set_gray_1_2_4_to_8
Fixes the following runtime error e.g. from df_texture:

(!) Direct/Interface: Unable to dlopen `/usr/lib/directfb-1.6-0/interfaces/IDirectFBImageProvider/libidirectfbimageprovider_svg.so'!
    --> /usr/lib/libsvg.so.1: undefined symbol: png_set_gray_1_2_4_to_8

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2015-03-05 22:58:33 +01:00

33 lines
1009 B
Diff

From 213e5749947fad08d985eda8d06839efedda78ef Mon Sep 17 00:00:00 2001
From: Peter Seiderer <ps.report@gmx.net>
Date: Thu, 5 Mar 2015 21:42:52 +0100
Subject: [PATCH] Fix undefined symbol png_set_gray_1_2_4_to_8
Since libpng-1.4.0 the function png_set_gray_1_2_4_to_8() was
removed, the replacement function is called
png_set_expand_gray_1_2_4_to_8() (see [1]).
[1] http://libpng.sourceforge.net/ANNOUNCE-1.4.0.txt
Signed-off-by: Peter Seiderer <ps.report@gmx.net>
---
src/svg_image.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/svg_image.c b/src/svg_image.c
index cd8a95a..f256943 100755
--- a/src/svg_image.c
+++ b/src/svg_image.c
@@ -271,7 +271,7 @@ _svg_image_read_png (const char *filename,
/* expand gray bit depth if needed */
if (color_type == PNG_COLOR_TYPE_GRAY && depth < 8)
- png_set_gray_1_2_4_to_8 (png);
+ png_set_expand_gray_1_2_4_to_8 (png);
/* transform transparency to alpha */
if (png_get_valid(png, info, PNG_INFO_tRNS))
--
2.1.4