[75213] trunk/dports/graphics/enblend

[ryandesign at macports.org]

Revision: 75213
          http://trac.macports.org/changeset/75213
Author:   ryandesign at macports.org
Date:     2011-01-17 22:47:33 -0800 (Mon, 17 Jan 2011)
Log Message:
-----------
enblend: fix build with libpng 1.4; see #28019

Modified Paths:
--------------
    trunk/dports/graphics/enblend/Portfile

Added Paths:
-----------
    trunk/dports/graphics/enblend/files/
    trunk/dports/graphics/enblend/files/libpng14.diff

Modified: trunk/dports/graphics/enblend/Portfile
===================================================================
--- trunk/dports/graphics/enblend/Portfile	2011-01-18 06:17:13 UTC (rev 75212)
+++ trunk/dports/graphics/enblend/Portfile	2011-01-18 06:47:33 UTC (rev 75213)
@@ -28,6 +28,8 @@
                 port:openexr \
                 port:freefont-ttf
 
+patchfiles      libpng14.diff
+
 configure.args  --mandir=${prefix}/share/man \
                 --enable-image-cache=yes \
                 --enable-split-doc=no

Added: trunk/dports/graphics/enblend/files/libpng14.diff
===================================================================
--- trunk/dports/graphics/enblend/files/libpng14.diff	                        (rev 0)
+++ trunk/dports/graphics/enblend/files/libpng14.diff	2011-01-18 06:47:33 UTC (rev 75213)
@@ -0,0 +1,13 @@
+--- src/vigra_impex/png.cxx.orig	2009-12-20 09:32:28.000000000 -0600
++++ src/vigra_impex/png.cxx	2011-01-17 23:56:33.000000000 -0600
+@@ -274,8 +274,8 @@
+         // expand gray values to at least one byte size
+         if ( color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8 ) {
+             if (setjmp(png->jmpbuf))
+-                vigra_postcondition( false,png_error_message.insert(0, "error in png_set_gray_1_2_4_to_8(): ").c_str());
+-            png_set_gray_1_2_4_to_8(png);
++                vigra_postcondition( false,png_error_message.insert(0, "error in png_set_expand_gray_1_2_4_to_8(): ").c_str());
++            png_set_expand_gray_1_2_4_to_8(png);
+             bit_depth = 8;
+         }
+ 
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