- Add static, const.

- Don't change the passed in bitmap header.
This commit is contained in:
Richard Cohen 2005-06-01 11:02:36 +00:00 committed by Alexandre Julliard
parent e8b21c3eed
commit a4926c1798

View file

@ -49,7 +49,7 @@ typedef struct tagWINE_HDD {
struct tagWINE_HDD* next;
} WINE_HDD;
int num_colours(LPBITMAPINFOHEADER lpbi)
static int num_colours(const LPBITMAPINFOHEADER lpbi)
{
if(lpbi->biClrUsed)
return lpbi->biClrUsed;
@ -252,11 +252,15 @@ BOOL VFWAPI DrawDibBegin(HDRAWDIB hdd,
whdd->hMemDC = CreateCompatibleDC(hdc);
TRACE("Creating: %ld, %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)
if (whdd->hDib)
{
TRACE("Created: %p,%p\n", whdd->hDib, whdd->lpvbits);
}
else
{
ret = FALSE;
TRACE("Error: %ld\n", GetLastError());
}
TRACE("Created: %p,%p\n", whdd->hDib, whdd->lpvbits);
whdd->hOldDib = SelectObject(whdd->hMemDC, whdd->hDib);
}
@ -302,6 +306,8 @@ BOOL VFWAPI DrawDibDraw(HDRAWDIB hdd, HDC hdc,
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%08lx not handled\n", (DWORD)wFlags);
@ -332,9 +338,11 @@ BOOL VFWAPI DrawDibDraw(HDRAWDIB hdd, HDC hdc,
if (!(wFlags & DDF_UPDATE))
{
DWORD biSizeImage = lpbi->biSizeImage;
/* biSizeImage may be set to 0 for BI_RGB (uncompressed) bitmaps */
if ((lpbi->biCompression == BI_RGB) && (lpbi->biSizeImage == 0))
lpbi->biSizeImage = ((lpbi->biWidth * lpbi->biBitCount + 31) / 32) * 4 * lpbi->biHeight;
if ((lpbi->biCompression == BI_RGB) && (biSizeImage == 0))
biSizeImage = ((lpbi->biWidth * lpbi->biBitCount + 31) / 32) * 4 * lpbi->biHeight;
if (lpbi->biCompression)
{
@ -349,7 +357,7 @@ BOOL VFWAPI DrawDibDraw(HDRAWDIB hdd, HDC hdc,
}
else
{
memcpy(whdd->lpvbits, lpBits, lpbi->biSizeImage);
memcpy(whdd->lpvbits, lpBits, biSizeImage);
}
}
if (!(wFlags & DDF_DONTDRAW) && whdd->hpal)