From 80e6ea3e871fa9f0e5a21d48ad893d4ec59c5c1c Mon Sep 17 00:00:00 2001
From: Rhys Weatherley <rhys.weatherley@nokia.com>
Date: Thu, 7 Jan 2010 08:38:35 +1000
Subject: Avoid a deep copy of QImage::bits() in the png writer

Task-number: QTBUG-7161
Reviewed-by: Daniel Pope
---
 src/gui/image/qpnghandler.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gui/image/qpnghandler.cpp b/src/gui/image/qpnghandler.cpp
index 1de0f32..42c48a9 100644
--- a/src/gui/image/qpnghandler.cpp
+++ b/src/gui/image/qpnghandler.cpp
@@ -855,7 +855,7 @@ bool Q_INTERNAL_WIN_NO_THROW QPNGImageWriter::writeImage(const QImage& image_in,
     png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,
         0, 0, 0);
 
-    const uchar *data = image.bits();
+    const uchar *data = (static_cast<const QImage *>(&image))->bits();
     int bpl = image.bytesPerLine();
     row_pointers = new png_bytep[height];
     uint y;
-- 
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