/*
 * msyuv.h   Microsoft YUV Codec
 *
 * Copyright (c) Microsoft 1993.
 */

#include <msvideo.h>
#include <msviddrv.h>
#include <compddk.h>
#include <vcstruct.h>
#include <vcuser.h>

#ifndef FOURCC_YUV411
#define FOURCC_YUV411		mmioFOURCC('Y', '4', '1', '1')
#endif

#ifndef FOURCC_YUV422
//
// compatible with the format produced by the 16-bit Spigot driver.
//
#define FOURCC_YUV422		mmioFOURCC('S', '4', '2', '2')
#endif


typedef struct {
    DWORD       dwFlags;        // flags from ICOPEN
    DWORD 	dwFormat;	// format that pXlate is built for (FOURCC)
    PVOID	pXlate;		// xlate table (for decompress)
    BOOL 	bRGB565;	// true if 5-6-5 format output (otherwise 555)


    /* support for drawing */
    VCUSER_HANDLE vh;
    HWND	hwnd;
    RECT 	rcSource;
    RECT	rcDest;
    HBRUSH	hKeyBrush;


} INSTINFO, *PINSTINFO;




/*
 * message processing functions in msyuv.c
 */
INSTINFO * NEAR PASCAL Open(ICOPEN FAR * icinfo);
DWORD NEAR PASCAL Close(INSTINFO * pinst);
BOOL NEAR PASCAL QueryAbout(INSTINFO * pinst);
DWORD NEAR PASCAL About(INSTINFO * pinst, HWND hwnd);
BOOL NEAR PASCAL QueryConfigure(INSTINFO * pinst);
DWORD NEAR PASCAL Configure(INSTINFO * pinst, HWND hwnd);
DWORD NEAR PASCAL GetState(INSTINFO * pinst, LPVOID pv, DWORD dwSize);
DWORD NEAR PASCAL SetState(INSTINFO * pinst, LPVOID pv, DWORD dwSize);
DWORD NEAR PASCAL GetInfo(INSTINFO * pinst, ICINFO FAR *icinfo, DWORD dwSize);
DWORD FAR PASCAL CompressQuery(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD FAR PASCAL CompressGetFormat(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD FAR PASCAL CompressBegin(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD FAR PASCAL CompressGetSize(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD FAR PASCAL Compress(INSTINFO * pinst, ICCOMPRESS FAR *icinfo, DWORD dwSize);
DWORD FAR PASCAL CompressEnd(INSTINFO * pinst);
DWORD NEAR PASCAL DecompressQuery(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD NEAR PASCAL DecompressGetFormat(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD NEAR PASCAL DecompressBegin(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD NEAR PASCAL Decompress(INSTINFO * pinst, ICDECOMPRESS FAR *icinfo, DWORD dwSize);
DWORD NEAR PASCAL DecompressGetPalette(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD NEAR PASCAL DecompressEnd(INSTINFO * pinst);


DWORD DrawQuery(INSTINFO * pinst, LPBITMAPINFOHEADER lpbiIn, LPBITMAPINFOHEADER lpbiOut);
DWORD DrawBegin(INSTINFO * pinst,ICDRAWBEGIN FAR *icinfo, DWORD dwSize);
DWORD Draw(INSTINFO * pinst, ICDRAW FAR *icinfo, DWORD dwSize);
DWORD DrawEnd(INSTINFO * pinst);
DWORD DrawWindow(PINSTINFO pinst, PRECT prc);


/* yuv411 or yuv422 to rgb translation, in xlate.c */

/*
 * build yuv411->RGB555 xlate table
 */
LPVOID BuildYUVToRGB555(PINSTINFO pinst);

// build yuv411 -> rgb565
LPVOID BuildYUVToRGB565(PINSTINFO pinst);


/*
 * build yuv422 -> RGB555 xlate table
 */
LPVOID BuildYUV422ToRGB555(PINSTINFO pinst);


// build yuv422 -> RGB565
LPVOID BuildYUV422ToRGB565(PINSTINFO pinst);

/*
 * translate one frame from yuv411 to rgb 555 or 565
 */
VOID YUV411ToRGB(PINSTINFO pinst,
		 LPBITMAPINFOHEADER lpbiInput,
		 LPVOID lpInput,
		 LPBITMAPINFOHEADER lpbiOutput,
		 LPVOID lpOutput);

VOID YUV422ToRGB(PINSTINFO pinst,
		 LPBITMAPINFOHEADER lpbiInput,
		 LPVOID lpInput,
		 LPBITMAPINFOHEADER lpbiOutput,
		 LPVOID lpOutput);

VOID FreeXlate(PINSTINFO pinst);