msvideo_main.c

winNT技术操作系统,国外开放的原代码和LIUX一样

        /* ICM_RESERVED+X */
        XX(ICM_ABOUT);
        XX(ICM_CONFIGURE);
        XX(ICM_GET);
        XX(ICM_GETINFO);
        XX(ICM_GETDEFAULTQUALITY);
        XX(ICM_GETQUALITY);
        XX(ICM_GETSTATE);
        XX(ICM_SETQUALITY);
        XX(ICM_SET);
        XX(ICM_SETSTATE);
        /* ICM_USER+X */
        XX(ICM_COMPRESS_FRAMES_INFO);
        XX(ICM_COMPRESS_GET_FORMAT);
        XX(ICM_COMPRESS_GET_SIZE);
        XX(ICM_COMPRESS_QUERY);
        XX(ICM_COMPRESS_BEGIN);
        XX(ICM_COMPRESS);
        XX(ICM_COMPRESS_END);
        XX(ICM_DECOMPRESS_GET_FORMAT);
        XX(ICM_DECOMPRESS_QUERY);
        XX(ICM_DECOMPRESS_BEGIN);
        XX(ICM_DECOMPRESS);
        XX(ICM_DECOMPRESS_END);
        XX(ICM_DECOMPRESS_SET_PALETTE);
        XX(ICM_DECOMPRESS_GET_PALETTE);
        XX(ICM_DRAW_QUERY);
        XX(ICM_DRAW_BEGIN);
        XX(ICM_DRAW_GET_PALETTE);
        XX(ICM_DRAW_START);
        XX(ICM_DRAW_STOP);
        XX(ICM_DRAW_END);
        XX(ICM_DRAW_GETTIME);
        XX(ICM_DRAW);
        XX(ICM_DRAW_WINDOW);
        XX(ICM_DRAW_SETTIME);
        XX(ICM_DRAW_REALIZE);
        XX(ICM_DRAW_FLUSH);
        XX(ICM_DRAW_RENDERBUFFER);
        XX(ICM_DRAW_START_PLAY);
        XX(ICM_DRAW_STOP_PLAY);
        XX(ICM_DRAW_SUGGESTFORMAT);
        XX(ICM_DRAW_CHANGEPALETTE);
        XX(ICM_GETBUFFERSWANTED);
        XX(ICM_GETDEFAULTKEYFRAMERATE);
        XX(ICM_DECOMPRESSEX_BEGIN);
        XX(ICM_DECOMPRESSEX_QUERY);
        XX(ICM_DECOMPRESSEX);
        XX(ICM_DECOMPRESSEX_END);
        XX(ICM_SET_STATUS_PROC);
    default:
        FIXME("(%p,0x%08lx,0x%08lx,0x%08lx) unknown message\n",whic,(DWORD)msg,lParam1,lParam2);
    }
    
#undef XX
    
    if (whic->driverproc) {
	/* dwDriverId parameter is the value returned by the DRV_OPEN */
        ret = whic->driverproc(whic->driverId, whic->hdrv, msg, lParam1, lParam2);
    } else {
        ret = SendDriverMessage(whic->hdrv, msg, lParam1, lParam2);
    }

    TRACE("	-> 0x%08lx\n", ret);
    return ret;
}

/***********************************************************************
 *		ICSendMessage			[MSVFW32.@]
 */
LRESULT VFWAPI ICSendMessage(HIC hic, UINT msg, DWORD lParam1, DWORD lParam2) 
{
    WINE_HIC*   whic = MSVIDEO_GetHicPtr(hic);

    if (!whic) return ICERR_BADHANDLE;
    return MSVIDEO_SendMessage(whic, msg, lParam1, lParam2);
}

/***********************************************************************
 *		ICDrawBegin		[MSVFW32.@]
 */
DWORD VFWAPIV ICDrawBegin(
	HIC                hic,     /* [in] */
	DWORD              dwFlags, /* [in] flags */
	HPALETTE           hpal,    /* [in] palette to draw with */
	HWND               hwnd,    /* [in] window to draw to */
	HDC                hdc,     /* [in] HDC to draw to */
	INT                xDst,    /* [in] destination rectangle */
	INT                yDst,    /* [in] */
	INT                dxDst,   /* [in] */
	INT                dyDst,   /* [in] */
	LPBITMAPINFOHEADER lpbi,    /* [in] format of frame to draw */
	INT                xSrc,    /* [in] source rectangle */
	INT                ySrc,    /* [in] */
	INT                dxSrc,   /* [in] */
	INT                dySrc,   /* [in] */
	DWORD              dwRate,  /* [in] frames/second = (dwRate/dwScale) */
	DWORD              dwScale) /* [in] */
{

	ICDRAWBEGIN	icdb;

	TRACE("(%p,%ld,%p,%p,%p,%u,%u,%u,%u,%p,%u,%u,%u,%u,%ld,%ld)\n",
		  hic, dwFlags, hpal, hwnd, hdc, xDst, yDst, dxDst, dyDst,
		  lpbi, xSrc, ySrc, dxSrc, dySrc, dwRate, dwScale);

	icdb.dwFlags = dwFlags;
	icdb.hpal = hpal;
	icdb.hwnd = hwnd;
	icdb.hdc = hdc;
	icdb.xDst = xDst;
	icdb.yDst = yDst;
	icdb.dxDst = dxDst;
	icdb.dyDst = dyDst;
	icdb.lpbi = lpbi;
	icdb.xSrc = xSrc;
	icdb.ySrc = ySrc;
	icdb.dxSrc = dxSrc;
	icdb.dySrc = dySrc;
	icdb.dwRate = dwRate;
	icdb.dwScale = dwScale;
	return ICSendMessage(hic,ICM_DRAW_BEGIN,(DWORD)&icdb,sizeof(icdb));
}

/***********************************************************************
 *		ICDraw			[MSVFW32.@]
 */
DWORD VFWAPIV ICDraw(HIC hic, DWORD dwFlags, LPVOID lpFormat, LPVOID lpData, DWORD cbData, LONG lTime) {
	ICDRAW	icd;

	TRACE("(%p,%ld,%p,%p,%ld,%ld)\n",hic,dwFlags,lpFormat,lpData,cbData,lTime);

	icd.dwFlags = dwFlags;
	icd.lpFormat = lpFormat;
	icd.lpData = lpData;
	icd.cbData = cbData;
	icd.lTime = lTime;

	return ICSendMessage(hic,ICM_DRAW,(DWORD)&icd,sizeof(icd));
}

/***********************************************************************
 *		ICClose			[MSVFW32.@]
 */
LRESULT WINAPI ICClose(HIC hic)
{
    WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
    WINE_HIC** p;

    TRACE("(%p)\n",hic);

    if (!whic) return ICERR_BADHANDLE;

    if (whic->driverproc) 
    {
        MSVIDEO_SendMessage(whic, DRV_CLOSE, 0, 0);
        MSVIDEO_SendMessage(whic, DRV_DISABLE, 0, 0);
        MSVIDEO_SendMessage(whic, DRV_FREE, 0, 0);
    }
    else
    {
        CloseDriver(whic->hdrv, 0, 0);
    }

    /* remove whic from list */
    for (p = &MSVIDEO_FirstHic; *p != NULL; p = &((*p)->next))
    {
        if ((*p) == whic)
        {
            *p = whic->next;
            break;
        }
    }

    HeapFree(GetProcessHeap(), 0, whic);
    return 0;
}



/***********************************************************************
 *		ICImageCompress	[MSVFW32.@]
 */
HANDLE VFWAPI ICImageCompress(
	HIC hic, UINT uiFlags,
	LPBITMAPINFO lpbiIn, LPVOID lpBits,
	LPBITMAPINFO lpbiOut, LONG lQuality,
	LONG* plSize)
{
	FIXME("(%p,%08x,%p,%p,%p,%ld,%p)\n",
		hic, uiFlags, lpbiIn, lpBits, lpbiOut, lQuality, plSize);

	return NULL;
}

/***********************************************************************
 *		ICImageDecompress	[MSVFW32.@]
 */

HANDLE VFWAPI ICImageDecompress(
	HIC hic, UINT uiFlags, LPBITMAPINFO lpbiIn,
	LPVOID lpBits, LPBITMAPINFO lpbiOut)
{
	HGLOBAL	hMem = NULL;
	BYTE*	pMem = NULL;
	BOOL	bReleaseIC = FALSE;
	BYTE*	pHdr = NULL;
	LONG	cbHdr = 0;
	BOOL	bSucceeded = FALSE;
	BOOL	bInDecompress = FALSE;
	DWORD	biSizeImage;

	TRACE("(%p,%08x,%p,%p,%p)\n",
		hic, uiFlags, lpbiIn, lpBits, lpbiOut);

	if ( hic == NULL )
	{
		hic = ICDecompressOpen( ICTYPE_VIDEO, 0, &lpbiIn->bmiHeader, (lpbiOut != NULL) ? &lpbiOut->bmiHeader : NULL );
		if ( hic == NULL )
		{
			WARN("no handler\n" );
			goto err;
		}
		bReleaseIC = TRUE;
	}
	if ( uiFlags != 0 )
	{
		FIXME( "unknown flag %08x\n", uiFlags );
		goto err;
	}
	if ( lpbiIn == NULL || lpBits == NULL )
	{
		WARN("invalid argument\n");
		goto err;
	}

	if ( lpbiOut != NULL )
	{
		if ( lpbiOut->bmiHeader.biSize != sizeof(BITMAPINFOHEADER) )
			goto err;
		cbHdr = sizeof(BITMAPINFOHEADER);
		if ( lpbiOut->bmiHeader.biCompression == 3 )
			cbHdr += sizeof(DWORD)*3;
		else
		if ( lpbiOut->bmiHeader.biBitCount <= 8 )
		{
			if ( lpbiOut->bmiHeader.biClrUsed == 0 )
				cbHdr += sizeof(RGBQUAD) * (1<<lpbiOut->bmiHeader.biBitCount);
			else
				cbHdr += sizeof(RGBQUAD) * lpbiOut->bmiHeader.biClrUsed;
		}
	}
	else
	{
		TRACE( "get format\n" );

		cbHdr = ICDecompressGetFormatSize(hic,lpbiIn);
		if ( cbHdr < sizeof(BITMAPINFOHEADER) )
			goto err;
		pHdr = (BYTE*)HeapAlloc(GetProcessHeap(),0,cbHdr+sizeof(RGBQUAD)*256);
		if ( pHdr == NULL )
			goto err;
		ZeroMemory( pHdr, cbHdr+sizeof(RGBQUAD)*256 );
		if ( ICDecompressGetFormat( hic, lpbiIn, (BITMAPINFO*)pHdr ) != ICERR_OK )
			goto err;
		lpbiOut = (BITMAPINFO*)pHdr;
		if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
			 ICDecompressGetPalette( hic, lpbiIn, lpbiOut ) != ICERR_OK &&
			 lpbiIn->bmiHeader.biBitCount == lpbiOut->bmiHeader.biBitCount )
		{
			if ( lpbiIn->bmiHeader.biClrUsed == 0 )
				memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*(1<<lpbiOut->bmiHeader.biBitCount) );
			else
				memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*lpbiIn->bmiHeader.biClrUsed );
		}
		if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
			 lpbiOut->bmiHeader.biClrUsed == 0 )
			lpbiOut->bmiHeader.biClrUsed = 1<<lpbiOut->bmiHeader.biBitCount;

		lpbiOut->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
		cbHdr = sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*lpbiOut->bmiHeader.biClrUsed;
	}

	biSizeImage = lpbiOut->bmiHeader.biSizeImage;
	if ( biSizeImage == 0 )
		biSizeImage = ((((lpbiOut->bmiHeader.biWidth * lpbiOut->bmiHeader.biBitCount + 7) >> 3) + 3) & (~3)) * abs(lpbiOut->bmiHeader.biHeight);

	TRACE( "call ICDecompressBegin\n" );

	if ( ICDecompressBegin( hic, lpbiIn, lpbiOut ) != ICERR_OK )
		goto err;
	bInDecompress = TRUE;

	TRACE( "cbHdr %ld, biSizeImage %ld\n", cbHdr, biSizeImage );

	hMem = GlobalAlloc( GMEM_MOVEABLE|GMEM_ZEROINIT, cbHdr + biSizeImage );
	if ( hMem == NULL )
	{
		WARN( "out of memory\n" );
		goto err;
	}
	pMem = (BYTE*)GlobalLock( hMem );
	if ( pMem == NULL )
		goto err;
	memcpy( pMem, lpbiOut, cbHdr );

	TRACE( "call ICDecompress\n" );
	if ( ICDecompress( hic, 0, &lpbiIn->bmiHeader, lpBits, &lpbiOut->bmiHeader, pMem+cbHdr ) != ICERR_OK )
		goto err;

	bSucceeded = TRUE;
err:
	if ( bInDecompress )
		ICDecompressEnd( hic );
	if ( bReleaseIC )
		ICClose(hic);
	if ( pHdr != NULL )
		HeapFree(GetProcessHeap(),0,pHdr);
	if ( pMem != NULL )
		GlobalUnlock( hMem );
	if ( !bSucceeded && hMem != NULL )
	{
		GlobalFree(hMem); hMem = NULL;
	}

	return (HANDLE)hMem;
}

static BOOL GetFileNamePreview(LPVOID lpofn,BOOL bSave,BOOL bUnicode)
{
  CHAR    szFunctionName[20];
  BOOL    (*fnGetFileName)(LPVOID);
  HMODULE hComdlg32;
  BOOL    ret;

  FIXME("(%p,%d,%d), semi-stub!\n",lpofn,bSave,bUnicode);

  lstrcpyA(szFunctionName, (bSave ? "GetSaveFileName" : "GetOpenFileName"));
  lstrcatA(szFunctionName, (bUnicode ? "W" : "A"));

  hComdlg32 = LoadLibraryA("COMDLG32.DLL");
  if (hComdlg32 == NULL)
    return FALSE;

  fnGetFileName = (LPVOID)GetProcAddress(hComdlg32, szFunctionName);
  if (fnGetFileName == NULL)
    return FALSE;

  /* FIXME: need to add OFN_ENABLEHOOK and our own handler */
  ret = fnGetFileName(lpofn);

  FreeLibrary(hComdlg32);
  return ret;
}

/***********************************************************************
 *		GetOpenFileNamePreviewA	[MSVFW32.@]
 */
BOOL WINAPI GetOpenFileNamePreviewA(LPOPENFILENAMEA lpofn)
{
  FIXME("(%p), semi-stub!\n", lpofn);

  return GetFileNamePreview(lpofn, FALSE, FALSE);
}

/***********************************************************************
 *		GetOpenFileNamePreviewW	[MSVFW32.@]
 */
BOOL WINAPI GetOpenFileNamePreviewW(LPOPENFILENAMEW lpofn)
{
  FIXME("(%p), semi-stub!\n", lpofn);

  return GetFileNamePreview(lpofn, FALSE, TRUE);
}

/***********************************************************************
 *		GetSaveFileNamePreviewA	[MSVFW32.@]
 */
BOOL WINAPI GetSaveFileNamePreviewA(LPOPENFILENAMEA lpofn)
{
  FIXME("(%p), semi-stub!\n", lpofn);

  return GetFileNamePreview(lpofn, TRUE, FALSE);
}

/***********************************************************************
 *		GetSaveFileNamePreviewW	[MSVFW32.@]
 */
BOOL WINAPI GetSaveFileNamePreviewW(LPOPENFILENAMEW lpofn)
{
  FIXME("(%p), semi-stub!\n", lpofn);

  return GetFileNamePreview(lpofn, TRUE, TRUE);
}