Commit b3ec677d authored by Hidenori Takeshima's avatar Hidenori Takeshima Committed by Alexandre Julliard

Added stub for ICImageCompress.

Implemented ICImageDecompress.
parent 7e266e9e
......@@ -44,8 +44,8 @@ debug_channels (mci msvideo)
@ cdecl ICDrawBegin(long long long long long long long long long ptr long long long long long long) ICDrawBegin
@ stdcall ICGetDisplayFormat(long ptr ptr long long long) ICGetDisplayFormat
@ stdcall ICGetInfo(long ptr long) ICGetInfo
@ stub ICImageCompress
@ stub ICImageDecompress
@ stdcall ICImageCompress(long long ptr ptr ptr long ptr) ICImageCompress
@ stdcall ICImageDecompress(long long ptr ptr ptr) ICImageDecompress
@ stdcall ICInfo(long long ptr) ICInfo
@ stub ICInstall
@ stdcall ICLocate(long long ptr ptr long) ICLocate
......
......@@ -1182,3 +1182,152 @@ LRESULT WINAPI ICClose16(HIC16 hic) {
return ICClose(hic);
}
/***********************************************************************
* ICImageCompress [MSVFW32.@]
*/
HANDLE VFWAPI ICImageCompress(
HIC hic, UINT uiFlags,
LPBITMAPINFO lpbiIn, LPVOID lpBits,
LPBITMAPINFO lpbiOut, LONG lQuality,
LONG* plSize)
{
FIXME("(%08x,%08x,%p,%p,%p,%ld,%p)\n",
hic, uiFlags, lpbiIn, lpBits, lpbiOut, lQuality, plSize);
return (HANDLE)NULL;
}
/***********************************************************************
* ICImageDecompress [MSVFW32.@]
*/
HANDLE VFWAPI ICImageDecompress(
HIC hic, UINT uiFlags, LPBITMAPINFO lpbiIn,
LPVOID lpBits, LPBITMAPINFO lpbiOut)
{
HGLOBAL hMem = (HGLOBAL)NULL;
BYTE* pMem = NULL;
BOOL bReleaseIC = FALSE;
BYTE* pHdr = NULL;
LONG cbHdr = 0;
BOOL bSucceeded = FALSE;
BOOL bInDecompress = FALSE;
DWORD biSizeImage;
TRACE("(%08x,%08x,%p,%p,%p)\n",
hic, uiFlags, lpbiIn, lpBits, lpbiOut);
if ( hic == (HIC)NULL )
{
hic = ICDecompressOpen( mmioFOURCC('V','I','D','C'), 0, &lpbiIn->bmiHeader, (lpbiOut != NULL) ? &lpbiOut->bmiHeader : NULL );
if ( hic == (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 == (HGLOBAL)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 != (HGLOBAL)NULL )
{
GlobalFree(hMem); hMem = (HGLOBAL)NULL;
}
return (HANDLE)hMem;
}
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