//--------------------------------------------------------------------------//
//--------------------------------------------------------------------------//
void CAGSymImage::LoadDIB(const BITMAPINFOHEADER* pHdr, const BYTE* pBits)
{
Free();
if (pHdr->biCompression == BI_RGB && (pHdr->biBitCount == 1 || pHdr->biBitCount == 4 || pHdr->biBitCount == 8 || pHdr->biBitCount == 24))
{
BITMAPINFOHEADER bi;
bi = *pHdr;
bi.biCompression = BI_RGB;
if (!bi.biSizeImage)
bi.biSizeImage = DibSizeImage(&bi);
if (!bi.biClrUsed)
bi.biClrUsed = DibNumColors(&bi);
if (m_pDIB = (BITMAPINFOHEADER*)malloc(DibSize(&bi)))
{
*m_pDIB = bi;
if (bi.biClrUsed)
memcpy((void*)DibColors(m_pDIB), (void*)DibColors(pHdr), DibPaletteSize(pHdr));
BYTE* pNewBits = (BYTE*)DibPtr(m_pDIB);
const BYTE* pSrcBits;
if (pBits)
pSrcBits = pBits;
else
pSrcBits = (BYTE*)(DibColors(pHdr) + bi.biClrUsed);
memcpy(pNewBits, pSrcBits, bi.biSizeImage);
}
}
}
/******************************Public*Routine******************************\
* VcdPlyerCaptureImage
*
\**************************************************************************/
BOOL
VcdPlyerCaptureImage(
LPCSTR szFile
)
{
if(pMpegMovie)
{
BYTE* lpCurrImage = NULL;
if(pMpegMovie->GetCurrentImage(&lpCurrImage) == S_OK)
{
BITMAPFILEHEADER hdr;
HFILE fh;
OFSTRUCT of;
DWORD dwSize;
PDIB pdib = (PDIB)lpCurrImage;
fh = OpenFile(szFile,&of,OF_CREATE|OF_READWRITE);
if(fh == -1)
return FALSE;
dwSize = DibSize(pdib);
hdr.bfType = BFT_BITMAP;
hdr.bfSize = dwSize + sizeof(BITMAPFILEHEADER);
hdr.bfReserved1 = 0;
hdr.bfReserved2 = 0;
hdr.bfOffBits = (DWORD)sizeof(BITMAPFILEHEADER) + pdib->biSize +
DibPaletteSize(pdib);
_lwrite(fh,(LPCSTR)(LPVOID)&hdr,sizeof(BITMAPFILEHEADER));
_hwrite(fh,(LPCSTR)(LPVOID)pdib,dwSize);
_lclose(fh);
CoTaskMemFree(lpCurrImage);
TCHAR szText[128], szDir[MAX_PATH];
GetCurrentDirectory(MAX_PATH, szDir);
wsprintf(szText, TEXT("Captured current image to %s\\%s."), szDir, szFile);
MessageBox(hwndApp, szText, TEXT("Captured bitmap"), MB_OK);
return TRUE;
}
}
return FALSE;
}
//--------------------------------------------------------------------------//
//--------------------------------------------------------------------------//
bool CAGSymImage::Write(CAGDocIO* pOutput)
{
if (!pOutput)
return false; // should never happen
bool bReturn = CAGSym::Write(pOutput);
if (m_pDIB)
{
DWORD dwSize = DibSize(m_pDIB);
pOutput->Write(&dwSize, sizeof(dwSize));
pOutput->Write(m_pDIB, dwSize);
pOutput->Write(&m_DestRect, sizeof(m_DestRect));
}
else
{
DWORD dwSize = 0;
pOutput->Write(&dwSize, sizeof(dwSize));
}
return bReturn;
}
