C++ (Cpp) OFF_VMGM_PGCI_UT示例

示例#1

文件： Ifo.cpp 项目： WinnerSoftLab/WinnerMediaPlayer

bool CIfo::OpenFile (LPCTSTR strFile)
{
	bool	bRet = false;
	HANDLE	hFile;
	LARGE_INTEGER size;

	hFile	 = Real_CreateFileW((LPTSTR) strFile, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
	ASSERT (hFile != INVALID_HANDLE_VALUE);

	if (hFile != INVALID_HANDLE_VALUE && GetFileSizeEx(hFile, &size) &&
			size.QuadPart <= 0x800000) { // max size of the ifo file = 8 MB (taken with reserve. need a more correct info)
		m_pBuffer = DNew BYTE [size.QuadPart];
		ReadFile (hFile, m_pBuffer, size.QuadPart, &m_dwSize, NULL);
		CloseHandle (hFile);

		if (IsVTS() && (OFF_VTSM_PGCI_UT(m_pBuffer)!=0)) {
			m_pPGCI  = (ifo_hdr_t*)(m_pBuffer + OFF_VTSM_PGCI_UT(m_pBuffer) * DVD_VIDEO_LB_LEN);
			m_pPGCIT = (ifo_hdr_t*)(m_pBuffer + OFF_VTS_PGCIT(m_pBuffer)    * DVD_VIDEO_LB_LEN);
		} else if (IsVMG() && (OFF_VMGM_PGCI_UT(m_pBuffer)!=0)) {
			m_pPGCI = (ifo_hdr_t*)(m_pBuffer + OFF_VMGM_PGCI_UT(m_pBuffer) * DVD_VIDEO_LB_LEN);
		}

		bRet = (m_pPGCI != NULL);
	}

	return bRet;
}

示例#2

文件： Ifo.cpp 项目： Fluffiest/splayer

bool CIfo::OpenFile (LPCTSTR strFile)
{
	bool	bRet = false;
	HANDLE	hFile;

	hFile	 = Real_CreateFileW((LPTSTR) strFile, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
	ASSERT (hFile != INVALID_HANDLE_VALUE);

	if (hFile != INVALID_HANDLE_VALUE)
	{
		DWORD		dwSize = GetFileSize (hFile, NULL);
		m_pBuffer = new BYTE [dwSize];
		ReadFile (hFile, m_pBuffer, dwSize, &m_dwSize, NULL);
		CloseHandle (hFile);

		if (IsVTS() && (OFF_VTSM_PGCI_UT(m_pBuffer)!=0))
		{
			m_pPGCI  = (ifo_hdr_t*)(m_pBuffer + OFF_VTSM_PGCI_UT(m_pBuffer) * DVD_VIDEO_LB_LEN);
			m_pPGCIT = (ifo_hdr_t*)(m_pBuffer + OFF_VTS_PGCIT(m_pBuffer)    * DVD_VIDEO_LB_LEN);			
		}
		else if (IsVMG() && (OFF_VMGM_PGCI_UT(m_pBuffer)!=0))
			m_pPGCI = (ifo_hdr_t*)(m_pBuffer + OFF_VMGM_PGCI_UT(m_pBuffer) * DVD_VIDEO_LB_LEN);

		bRet = (m_pPGCI != NULL);
	}

	return bRet;
}