From 7640b0a64d8f3e4e0808439c0a593d67740d4515 Mon Sep 17 00:00:00 2001
From: Peteris Krumins <peteris.krumins@gmail.com>
Date: Tue, 20 Jul 2010 18:44:59 +0300
Subject: [PATCH] fixed a bug where i had forgotten to set correct color type
 for BUF_BGR

---
 png.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/png.cc b/png.cc
index cad3ca9..a47108d 100644
--- a/png.cc
+++ b/png.cc
@@ -85,7 +85,11 @@ class PngEncoder {
         if (!png_ptr)
             return VException("png_create_info_struct failed.");
 
-        int color_type = (buf_type == BUF_RGB) ? PNG_COLOR_TYPE_RGB : PNG_COLOR_TYPE_RGB_ALPHA;
+        int color_type;
+        if (buf_type == BUF_RGB || buf_type == BUF_BGR)
+            color_type = PNG_COLOR_TYPE_RGB;
+        else
+            color_type = PNG_COLOR_TYPE_RGB_ALPHA;
 
         png_set_IHDR(png_ptr, info_ptr, width, height,
                  8, color_type, PNG_INTERLACE_NONE,