diff -r 329dcdbf283a -r e6abeb1fc804 src/blitter/base.hpp
--- a/src/blitter/base.hpp	Fri Aug 15 19:18:55 2008 +0000
+++ b/src/blitter/base.hpp	Fri Aug 15 22:06:58 2008 +0000
@@ -183,10 +183,15 @@
 	virtual Blitter::PaletteAnimation UsePaletteAnimation() = 0;
 
 	/**
-	 * Get the naem of the blitter, the same as the Factory-instance returns.
+	 * Get the name of the blitter, the same as the Factory-instance returns.
 	 */
 	virtual const char *GetName() = 0;
 
+	/**
+	 * Get how many bytes are needed to store a pixel.
+	 */
+	virtual int GetBytesPerPixel() = 0;
+
 	virtual ~Blitter() { }
 };