From bc753c5bc137370beb7152745f073f72922bf0f1 Mon Sep 17 00:00:00 2001
From: David Capello <davidcapello@gmail.com>
Date: Wed, 5 Jan 2011 20:11:58 -0300
Subject: [PATCH] Fix Palette:countDiff() bug when "to" must be equal to max-1.

---
 src/raster/palette.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/raster/palette.cpp b/src/raster/palette.cpp
index 4716f949c..e402eb8a0 100644
--- a/src/raster/palette.cpp
+++ b/src/raster/palette.cpp
@@ -122,7 +122,7 @@ int Palette::countDiff(const Palette* other, int* from, int* to) const
 
   if (max != min) {
     diff += max - min;
-    if (to) *to = max;
+    if (to) *to = max-1;
   }
 
   return diff;