osdtype.h

在嵌入式 WINCE 中实现 OSD 功能

//------------------------------------------------------------------------------
//
// Copyright MagicEyes Digital Co., LTD 2003-2004. All rights reserved
//
// Module     : MMSP2 OSD Test
// File       : OSDType.H
// Description: OSD Type Header
// Author     : Goofy
// Export     : 
// History    : 
//    	2004/09/23 Goofy	First Release
//
//------------------------------------------------------------------------------
#ifndef __OSDTYPE_H__
#define __OSDTYPE_H__

#ifndef DWORD
typedef unsigned long int DWORD;
#endif

typedef union tag_OSDHEADER3
{
	struct
	{
		DWORD	NextAddr;
		struct
		{
			DWORD EndY			:11;	///< [10: 0] : Y Bottom
			DWORD StartY		:11;	///< [21:11] : Y Top
			DWORD GMW 			:4;		///< [25:22] : global mix weight \n
										///            When global mix weight is enabled, valid \n
										///            0 : transparent(0 %), 15 : opaque (100 %)
			DWORD IsGMW			:1;		///< [26]    : Global mix weight enable \n
										///            0 : use mix weight in palette\n
										///            1 : use global mix weight.
			DWORD Resolution	:1;		///< [27]    : Resolution, When bit-map, valid \n
										///            0 : 1 pixel, 1 : 2 pixel
			DWORD BPP			:2;		///< [29:28] : Bit per pixel, When bit-map, valid \n
										///            0 : 2 bpp, 1 : 4 bpp, 2 : 8 bpp, 3 : reserved.
			DWORD IsCompressed	:1;		///< [30]    : Compressed data with PCX like \n
			                        	///            0 : bit-map, 1 : Compressed data
			DWORD IsEOR			:1;		///< [31]    : End of region
		};
		struct
		{
			DWORD EndX			:11;	///< [10: 0] : X Right
			DWORD StartX		:11;	///< [21:11] : X Left
			DWORD Transparency	:8;		///< [29:22] : Transparent value, When Transparency is enabled, valid.
			DWORD IsTransparent	:1;		///< [30]    : Transparency enable, When GMW is enabled, valid.
			DWORD				:1;		///< [31]    : Reserved
		};
	};
	DWORD	Header[3];
} OSDHEADER3, FAR *LPOSDHEADER3;

#endif // __OSDTYPE_H__