+ * Expands the source colour into a \a Depth bits per pixel representation.\r
+ * The colours are expanded with preference to Green, Blue and Red in that order\r
+ * (so, green gets the first spare pixel, blue gets the next, and red never gets\r
+ * the spare). \n\r
+ * The final bit of each component is used to fill the lower bits of the output.\r
+ */\r
+extern Uint32 VT_Colour12toN(Uint16 Col12, int Depth);\r
+\r
+/**\r
+ * \brief Handlers for eTplVideo_2DCommands\r