/***********************************************************************
* DrawDibRealize [MSVFW32.@]
*/
UINT VFWAPI DrawDibRealize(HDRAWDIB hdd, HDC hdc, BOOL fBackground)
{
WINE_HDD *whdd;
UINT ret = 0;
FIXME("(%p, %p, %d), stub\n", hdd, hdc, fBackground);
whdd = MSVIDEO_GetHddPtr(hdd);
if (!whdd) return FALSE;
if (!whdd->begun)
{
ret = 0;
goto out;
}
if (!whdd->hpal)
whdd->hpal = CreateHalftonePalette(hdc);
SelectPalette(hdc, whdd->hpal, fBackground);
ret = RealizePalette(hdc);
out:
TRACE("=> %u\n", ret);
return ret;
}
/***********************************************************************
* DrawDibGetPalette [MSVFW32.@]
*/
HPALETTE VFWAPI DrawDibGetPalette(HDRAWDIB hdd)
{
WINE_HDD *whdd;
TRACE("(%p)\n", hdd);
whdd = MSVIDEO_GetHddPtr(hdd);
if (!whdd) return FALSE;
return whdd->hpal;
}
/***********************************************************************
* DrawDibOpen [MSVFW32.@]
*/
HDRAWDIB VFWAPI DrawDibOpen(void)
{
WINE_HDD* whdd;
TRACE("(void)\n");
whdd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINE_HDD));
TRACE("=> %p\n", whdd);
while (MSVIDEO_GetHddPtr((HDRAWDIB)HDD_HandleRef) != NULL) HDD_HandleRef++;
whdd->hSelf = (HDRAWDIB)HDD_HandleRef++;
whdd->next = HDD_FirstHdd;
HDD_FirstHdd = whdd;
return whdd->hSelf;
}
/***********************************************************************
* DrawDibSetPalette [MSVFW32.@]
*/
BOOL VFWAPI DrawDibSetPalette(HDRAWDIB hdd, HPALETTE hpal)
{
WINE_HDD *whdd;
TRACE("(%p, %p)\n", hdd, hpal);
whdd = MSVIDEO_GetHddPtr(hdd);
if (!whdd) return FALSE;
whdd->hpal = hpal;
if (whdd->begun)
{
SelectPalette(whdd->hdc, hpal, 0);
RealizePalette(whdd->hdc);
}
return TRUE;
}
/***********************************************************************
* DrawDibEnd [MSVFW32.@]
*/
BOOL VFWAPI DrawDibEnd(HDRAWDIB hdd)
{
BOOL ret = TRUE;
WINE_HDD *whdd = MSVIDEO_GetHddPtr(hdd);
TRACE("(%p)\n", hdd);
if (!whdd) return FALSE;
whdd->hpal = 0; /* Do not free this */
whdd->hdc = 0;
HeapFree(GetProcessHeap(), 0, whdd->lpbi);
whdd->lpbi = NULL;
HeapFree(GetProcessHeap(), 0, whdd->lpbiOut);
whdd->lpbiOut = NULL;
whdd->begun = FALSE;
/*if (whdd->lpvbits)
HeapFree(GetProcessHeap(), 0, whdd->lpvbuf);*/
if (whdd->hMemDC)
{
SelectObject(whdd->hMemDC, whdd->hOldDib);
DeleteDC(whdd->hMemDC);
whdd->hMemDC = 0;
}
if (whdd->hDib) DeleteObject(whdd->hDib);
whdd->hDib = 0;
if (whdd->hic)
{
ICDecompressEnd(whdd->hic);
ICClose(whdd->hic);
whdd->hic = 0;
}
whdd->lpvbits = NULL;
return ret;
}
/***********************************************************************
* 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;
}
/**********************************************************************
* DrawDibDraw [MSVFW32.@]
*/
BOOL VFWAPI DrawDibDraw(HDRAWDIB hdd, HDC hdc,
INT xDst, INT yDst, INT dxDst, INT dyDst,
LPBITMAPINFOHEADER lpbi,
LPVOID lpBits,
INT xSrc, INT ySrc, INT dxSrc, INT dySrc,
UINT wFlags)
{
WINE_HDD *whdd;
BOOL ret;
int reopen = 0;
TRACE("(%p,%p,%d,%d,%d,%d,%p,%p,%d,%d,%d,%d,0x%08x)\n",
hdd, hdc, xDst, yDst, dxDst, dyDst, lpbi, lpBits, xSrc, ySrc, dxSrc, dySrc, wFlags);
whdd = MSVIDEO_GetHddPtr(hdd);
if (!whdd) return FALSE;
TRACE("whdd=%p\n", whdd);
if (wFlags & ~(DDF_SAME_HDC | DDF_SAME_DRAW | DDF_NOTKEYFRAME | DDF_UPDATE | DDF_DONTDRAW | DDF_BACKGROUNDPAL))
FIXME("wFlags == 0x%08x not handled\n", wFlags);
if (!lpBits)
{
/* Undocumented? */
lpBits = (LPSTR)lpbi + (WORD)(lpbi->biSize) + (WORD)(num_colours(lpbi)*sizeof(RGBQUAD));
}
#define CHANGED(x) (whdd->x != x)
/* Check if anything changed from the parameters passed and our struct.
* If anything changed we need to run DrawDibBegin again to ensure we
* can support the changes.
*/
if (!whdd->begun)
reopen = 1;
else if (!(wFlags & DDF_SAME_HDC) && CHANGED(hdc))
reopen = 2;
else if (!(wFlags & DDF_SAME_DRAW))
{
if (CHANGED(lpbi) && memcmp(lpbi, whdd->lpbi, sizeof(*lpbi))) reopen = 3;
else if (CHANGED(dxSrc)) reopen = 4;
else if (CHANGED(dySrc)) reopen = 5;
else if (CHANGED(dxDst)) reopen = 6;
else if (CHANGED(dyDst)) reopen = 7;
}
if (reopen)
{
TRACE("Something changed (reason %d)!\n", reopen);
ret = DrawDibBegin(hdd, hdc, dxDst, dyDst, lpbi, dxSrc, dySrc, 0);
if (!ret)
return ret;
}
#undef CHANGED
/* If source dimensions are not specified derive them from bitmap header */
if (dxSrc == -1 && dySrc == -1)
{
dxSrc = lpbi->biWidth;
dySrc = lpbi->biHeight;
}
/* If destination dimensions are not specified derive them from source */
if (dxDst == -1 && dyDst == -1)
{
dxDst = dxSrc;
dyDst = dySrc;
}
if (!(wFlags & DDF_UPDATE))
{
if (lpbi->biCompression)
{
DWORD flags = 0;
TRACE("Compression == 0x%08x\n", lpbi->biCompression);
if (wFlags & DDF_NOTKEYFRAME)
flags |= ICDECOMPRESS_NOTKEYFRAME;
ICDecompress(whdd->hic, flags, lpbi, lpBits, whdd->lpbiOut, whdd->lpvbits);
}
else
{
/* BI_RGB: lpbi->biSizeImage isn't reliable */
DWORD biSizeImage = ((lpbi->biWidth * lpbi->biBitCount + 31) / 32) * 4 * lpbi->biHeight;
memcpy(whdd->lpvbits, lpBits, biSizeImage);
}
}
if (!(wFlags & DDF_DONTDRAW) && whdd->hpal)
{
if ((wFlags & DDF_BACKGROUNDPAL) && ! (wFlags & DDF_SAME_HDC))
SelectPalette(hdc, whdd->hpal, TRUE);
else
SelectPalette(hdc, whdd->hpal, FALSE);
}
ret = StretchBlt(whdd->hdc, xDst, yDst, dxDst, dyDst, whdd->hMemDC, xSrc, ySrc, dxSrc, dySrc, SRCCOPY);
TRACE("Painting %dx%d at %d,%d from %dx%d at %d,%d -> %d\n",
dxDst, dyDst, xDst, yDst, dxSrc, dySrc, xSrc, ySrc, ret);
return ret;
}
/***********************************************************************
* 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;
}
/**********************************************************************
* DrawDibDraw [MSVFW32.@]
*/
BOOL VFWAPI DrawDibDraw(HDRAWDIB hdd, HDC hdc,
INT xDst, INT yDst, INT dxDst, INT dyDst,
LPBITMAPINFOHEADER lpbi,
LPVOID lpBits,
INT xSrc, INT ySrc, INT dxSrc, INT dySrc,
UINT wFlags)
{
WINE_HDD *whdd;
BOOL ret = TRUE;
TRACE("(%p,%p,%d,%d,%d,%d,%p,%p,%d,%d,%d,%d,0x%08x)\n",
hdd, hdc, xDst, yDst, dxDst, dyDst, lpbi, lpBits, xSrc, ySrc, dxSrc, dySrc, wFlags);
whdd = MSVIDEO_GetHddPtr(hdd);
if (!whdd) return FALSE;
TRACE("whdd=%p\n", whdd);
if (wFlags & ~(DDF_SAME_HDC | DDF_SAME_DRAW | DDF_NOTKEYFRAME | DDF_UPDATE | DDF_DONTDRAW | DDF_BACKGROUNDPAL))
FIXME("wFlags == 0x%08x not handled\n", wFlags);
if (!lpBits)
{
/* Undocumented? */
lpBits = (LPSTR)lpbi + (WORD)(lpbi->biSize) + (WORD)(num_colours(lpbi)*sizeof(RGBQUAD));
}
#define CHANGED(x) (whdd->x != x)
if ((!whdd->begun) ||
(!(wFlags & DDF_SAME_HDC) && CHANGED(hdc)) ||
(!(wFlags & DDF_SAME_DRAW) && (CHANGED(lpbi) || CHANGED(dxSrc) || CHANGED(dySrc) || CHANGED(dxDst) || CHANGED(dyDst))))
{
TRACE("Something changed!\n");
ret = DrawDibBegin(hdd, hdc, dxDst, dyDst, lpbi, dxSrc, dySrc, 0);
if (!ret)
return ret;
}
#undef CHANGED
if ((dxDst == -1) && (dyDst == -1))
{
dxDst = dxSrc;
dyDst = dySrc;
}
if (!(wFlags & DDF_UPDATE))
{
if (lpbi->biCompression)
{
DWORD flags = 0;
TRACE("Compression == 0x%08x\n", lpbi->biCompression);
if (wFlags & DDF_NOTKEYFRAME)
flags |= ICDECOMPRESS_NOTKEYFRAME;
ICDecompress(whdd->hic, flags, lpbi, lpBits, whdd->lpbiOut, whdd->lpvbits);
}
else
{
/* BI_RGB: lpbi->biSizeImage isn't reliable */
DWORD biSizeImage = ((lpbi->biWidth * lpbi->biBitCount + 31) / 32) * 4 * lpbi->biHeight;
memcpy(whdd->lpvbits, lpBits, biSizeImage);
}
}
if (!(wFlags & DDF_DONTDRAW) && whdd->hpal)
{
if ((wFlags & DDF_BACKGROUNDPAL) && ! (wFlags & DDF_SAME_HDC))
SelectPalette(hdc, whdd->hpal, TRUE);
else
SelectPalette(hdc, whdd->hpal, FALSE);
}
if (!(StretchBlt(whdd->hdc, xDst, yDst, dxDst, dyDst, whdd->hMemDC, xSrc, ySrc, dxSrc, dySrc, SRCCOPY)))
ret = FALSE;
return ret;
}
