/***********************************************************************
* DrawDibClose [MSVFW32.@]
*/
BOOL VFWAPI DrawDibClose(HDRAWDIB hdd)
{
WINE_HDD* whdd = MSVIDEO_GetHddPtr(hdd);
WINE_HDD** p;
TRACE("(%p)\n", hdd);
if (!whdd) return FALSE;
if (whdd->begun) DrawDibEnd(hdd);
for (p = &HDD_FirstHdd; *p != NULL; p = &((*p)->next))
{
if (*p == whdd)
{
*p = whdd->next;
break;
}
}
HeapFree(GetProcessHeap(), 0, whdd);
return TRUE;
}
/***********************************************************************
* DrawDibEnd [MSVIDEO.105]
*/
BOOL16 VFWAPI DrawDibEnd16(HDRAWDIB16 hdd)
{
return DrawDibEnd(HDRAWDIB_32(hdd));
}
/***********************************************************************
* DrawDibBegin [MSVFW32.@]
*/
BOOL VFWAPI DrawDibBegin(HDRAWDIB hdd,
HDC hdc,
INT dxDst,
INT dyDst,
LPBITMAPINFOHEADER lpbi,
INT dxSrc,
INT dySrc,
UINT wFlags)
{
BOOL ret = TRUE;
WINE_HDD *whdd;
TRACE("(%p,%p,%d,%d,%p,%d,%d,0x%08x)\n",
hdd, hdc, dxDst, dyDst, lpbi, dxSrc, dySrc, wFlags);
TRACE("lpbi: %d,%d/%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
lpbi->biSize, lpbi->biWidth, lpbi->biHeight, lpbi->biPlanes,
lpbi->biBitCount, lpbi->biCompression, lpbi->biSizeImage,
lpbi->biXPelsPerMeter, lpbi->biYPelsPerMeter, lpbi->biClrUsed,
lpbi->biClrImportant);
if (wFlags & ~(DDF_BUFFER))
FIXME("wFlags == 0x%08x not handled\n", wFlags & ~(DDF_BUFFER));
whdd = MSVIDEO_GetHddPtr(hdd);
if (!whdd) return FALSE;
if (whdd->begun) DrawDibEnd(hdd);
if (lpbi->biCompression)
{
DWORD size = 0;
whdd->hic = ICOpen(ICTYPE_VIDEO, lpbi->biCompression, ICMODE_DECOMPRESS);
if (!whdd->hic)
{
WARN("Could not open IC. biCompression == 0x%08x\n", lpbi->biCompression);
ret = FALSE;
}
if (ret)
{
size = ICDecompressGetFormat(whdd->hic, lpbi, NULL);
if (size == ICERR_UNSUPPORTED)
{
WARN("Codec doesn't support GetFormat, giving up.\n");
ret = FALSE;
}
}
if (ret)
{
whdd->lpbiOut = HeapAlloc(GetProcessHeap(), 0, size);
if (ICDecompressGetFormat(whdd->hic, lpbi, whdd->lpbiOut) != ICERR_OK)
ret = FALSE;
}
if (ret)
{
/* FIXME: Use Ex functions if available? */
if (ICDecompressBegin(whdd->hic, lpbi, whdd->lpbiOut) != ICERR_OK)
ret = FALSE;
TRACE("biSizeImage == %d\n", whdd->lpbiOut->biSizeImage);
TRACE("biCompression == %d\n", whdd->lpbiOut->biCompression);
TRACE("biBitCount == %d\n", whdd->lpbiOut->biBitCount);
}
}
else
{
DWORD dwSize;
/* No compression */
TRACE("Not compressed!\n");
if (lpbi->biHeight <= 0)
{
/* we don't draw inverted DIBs */
TRACE("detected inverted DIB\n");
ret = FALSE;
}
else
{
dwSize = lpbi->biSize + num_colours(lpbi)*sizeof(RGBQUAD);
whdd->lpbiOut = HeapAlloc(GetProcessHeap(), 0, dwSize);
memcpy(whdd->lpbiOut, lpbi, dwSize);
}
}
if (ret)
{
/*whdd->lpvbuf = HeapAlloc(GetProcessHeap(), 0, whdd->lpbiOut->biSizeImage);*/
whdd->hMemDC = CreateCompatibleDC(hdc);
TRACE("Creating: %d, %p\n", whdd->lpbiOut->biSize, whdd->lpvbits);
whdd->hDib = CreateDIBSection(whdd->hMemDC, (BITMAPINFO *)whdd->lpbiOut, DIB_RGB_COLORS, &(whdd->lpvbits), 0, 0);
if (whdd->hDib)
{
TRACE("Created: %p,%p\n", whdd->hDib, whdd->lpvbits);
}
else
{
ret = FALSE;
TRACE("Error: %d\n", GetLastError());
}
whdd->hOldDib = SelectObject(whdd->hMemDC, whdd->hDib);
}
if (ret)
{
whdd->hdc = hdc;
whdd->dxDst = dxDst;
whdd->dyDst = dyDst;
whdd->lpbi = HeapAlloc(GetProcessHeap(), 0, lpbi->biSize);
memcpy(whdd->lpbi, lpbi, lpbi->biSize);
whdd->dxSrc = dxSrc;
whdd->dySrc = dySrc;
whdd->begun = TRUE;
whdd->hpal = 0;
}
else
{
if (whdd->hic)
ICClose(whdd->hic);
HeapFree(GetProcessHeap(), 0, whdd->lpbiOut);
whdd->lpbiOut = NULL;
}
return ret;
}
