void OpenFiles(void)
{
HRESULT hr;
// Display a custom file selection dialog to get both filenames
DialogBox(ghInst, MAKEINTRESOURCE(IDD_DIALOG_FILES),
ghApp, (DLGPROC) FilesDlgProc);
// If user clicked OK, then open the files
if (g_bFilesSelected)
{
g_bFilesSelected = FALSE;
// Initialize the global strParam structure with default values
InitStreamParams();
// Initialize DirectShow, render the files, and play the streams
hr = BlendVideo(g_szFile1, g_szFile2);
// If we couldn't play the streams, clean up
if (FAILED(hr))
{
CloseFiles();
return;
}
// Set video position, size, and alpha values
UpdatePinPos(0);
UpdatePinPos(1);
UpdatePinAlpha(0);
UpdatePinAlpha(1);
}
}
/******************************Public*Routine******************************\
* VcdPlayerOpenCmd
*
\**************************************************************************/
BOOL
VcdPlayerOpenCmd(
int strmID
)
{
static BOOL fFirstTime = TRUE;
BOOL fRet;
TCHAR achFileName[MAX_PATH];
TCHAR achFilter[MAX_PATH];
LPTSTR lp;
if(fFirstTime)
{
ofn.lStructSize = sizeof(ofn);
ofn.hwndOwner = hwndApp;
ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST |
OFN_SHAREAWARE | OFN_PATHMUSTEXIST;
}
lstrcpy(achFilter, IdStr(STR_FILE_FILTER));
ofn.lpstrFilter = achFilter;
/*
** Convert the resource string into to something suitable for
** GetOpenFileName ie. replace '#' characters with '\0' characters.
*/
for(lp = achFilter; *lp; lp++)
{
if(*lp == TEXT('#'))
{
*lp = TEXT('\0');
}
}
ofn.lpstrFile = achFileName;
ofn.nMaxFile = sizeof(achFileName) / sizeof(TCHAR);
ZeroMemory(achFileName, sizeof(achFileName));
fRet = GetOpenFileName(&ofn);
if(fRet)
{
if(strmID == 0)
{
fFirstTime = FALSE;
ProcessOpen(achFileName);
}
else
{
if(pMpegMovie)
{
pMpegMovie->RenderSecondFile(achFileName);
}
}
InitStreamParams(strmID);
}
return fRet;
}
/******************************Public*Routine******************************\
* ProcessOpen
*
\**************************************************************************/
void
ProcessOpen(
TCHAR *achFileName,
BOOL bPlay
)
{
/*
** If we currently have a video loaded we need to discard it here.
*/
if(g_State & VCD_LOADED)
{
VcdPlayerCloseCmd();
}
lstrcpy(g_achFileName, achFileName);
pMpegMovie = new CMpegMovie(hwndApp);
if(pMpegMovie)
{
HRESULT hr = pMpegMovie->OpenMovie(g_achFileName);
if(SUCCEEDED(hr))
{
TCHAR achTmp[MAX_PATH];
nRecentFiles = SetRecentFiles(achFileName, nRecentFiles);
wsprintf(achTmp, IdStr(STR_APP_TITLE_LOADED),
g_achFileName);
g_State = (VCD_LOADED | VCD_STOPPED);
// SetDurationLength(pMpegMovie->GetDuration());
g_TimeFormat = VcdPlayerChangeTimeFormat(g_TimeFormat);
RepositionMovie(hwndApp);
pMpegMovie->SetBorderClr(RGB(0x00, 0x80, 0x80));
// If play
if(bPlay)
{
pMpegMovie->PlayMovie();
}
}
else
{
TCHAR Buffer[MAX_ERROR_TEXT_LEN];
if(AMGetErrorText(hr, Buffer, MAX_ERROR_TEXT_LEN))
{
MessageBox(hwndApp, Buffer,
IdStr(STR_APP_TITLE), MB_OK);
}
else
{
MessageBox(hwndApp,
TEXT("Failed to open the movie. Either the file was ")
TEXT("not found or the wave device is in use."),
IdStr(STR_APP_TITLE), MB_OK);
}
pMpegMovie->CloseMovie();
delete pMpegMovie;
pMpegMovie = NULL;
}
}
InitStreamParams(0);
InvalidateRect(hwndApp, NULL, FALSE);
UpdateWindow(hwndApp);
}
