diff --git a/common/rfb/PixelFormat.h b/common/rfb/PixelFormat.h
index 7daa6e7..8adbf91 100644
--- a/common/rfb/PixelFormat.h
+++ b/common/rfb/PixelFormat.h
@@ -46,10 +46,13 @@
     bool isLittleEndian(void) const;
 
     inline Pixel pixelFromBuffer(const rdr::U8* buffer) const;
+    inline void bufferFromPixel(rdr::U8* buffer, Pixel pixel) const;
 
     Pixel pixelFromRGB(rdr::U16 red, rdr::U16 green, rdr::U16 blue, ColourMap* cm=0) const;
     Pixel pixelFromRGB(rdr::U8 red, rdr::U8 green, rdr::U8 blue, ColourMap* cm=0) const;
 
+    void bufferFromRGB(rdr::U8 *dst, const rdr::U8* src, int pixels, ColourMap* cm=0) const;
+
     void rgbFromPixel(Pixel pix, ColourMap* cm, Colour* rgb) const;
     inline void rgbFromPixel(Pixel pix, ColourMap* cm, rdr::U16 *r, rdr::U16 *g, rdr::U16 *b) const;
     inline void rgbFromPixel(Pixel pix, ColourMap* cm, rdr::U8 *r, rdr::U8 *g, rdr::U8 *b) const;