544 lines
12 KiB
C++
544 lines
12 KiB
C++
/******************************Module*Header*******************************\
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* Module Name: commands.cpp
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*
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* Processes commands from the user.
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*
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*
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* Created: dd-mm-94
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* Author: Stephen Estrop [StephenE]
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*
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* Copyright (c) 1994 - 1999 Microsoft Corporation. All Rights Reserved.
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\**************************************************************************/
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#include <streams.h>
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#include <mmreg.h>
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#include <commctrl.h>
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#include "project.h"
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#include "mpgcodec.h"
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#include <stdio.h>
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BOOL GetAMErrorText(HRESULT hr, TCHAR *Buffer, DWORD dwLen);
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extern CMpegMovie *pMpegMovie;
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/******************************Public*Routine******************************\
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* VcdPlayerOpenCmd
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*
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*
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*
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* History:
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* dd-mm-94 - StephenE - Created
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*
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\**************************************************************************/
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BOOL
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VcdPlayerOpenCmd(
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void
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)
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{
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static BOOL fFirstTime = TRUE;
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BOOL fRet;
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TCHAR achFileName[MAX_PATH];
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TCHAR achFilter[MAX_PATH];
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LPTSTR lp;
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if (fFirstTime) {
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ofn.lStructSize = sizeof(ofn);
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ofn.hwndOwner = hwndApp;
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ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST |
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OFN_SHAREAWARE | OFN_PATHMUSTEXIST;
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}
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lstrcpy(achFilter, IdStr(STR_FILE_FILTER) );
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ofn.lpstrFilter = achFilter;
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/*
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** Convert the resource string into to something suitable for
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** GetOpenFileName ie. replace '#' characters with '\0' characters.
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*/
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for (lp = achFilter; *lp; lp++ ) {
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if (*lp == TEXT('#')) {
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*lp = TEXT('\0');
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}
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}
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ofn.lpstrFile = achFileName;
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ofn.nMaxFile = sizeof(achFileName) / sizeof(TCHAR);
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ZeroMemory(achFileName, sizeof(achFileName));
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fRet = GetOpenFileName(&ofn);
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if ( fRet ) {
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fFirstTime = FALSE;
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ProcessOpen(achFileName);
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}
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return fRet;
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}
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/******************************Public*Routine******************************\
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* VcdPlayerSetLog
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*
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*
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*
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* History:
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* 11-04-94 - LaurieGr - Created
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*
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\**************************************************************************/
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BOOL
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VcdPlayerSetLog(
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void
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)
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{
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BOOL fRet;
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TCHAR achFileName[MAX_PATH];
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TCHAR achFilter[MAX_PATH];
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LPTSTR lp;
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OPENFILENAME opfn;
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ZeroMemory(&opfn, sizeof(opfn));
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opfn.lStructSize = sizeof(opfn);
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opfn.hwndOwner = hwndApp;
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opfn.Flags = OFN_HIDEREADONLY | OFN_SHAREAWARE | OFN_PATHMUSTEXIST;
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lstrcpy(achFilter, IdStr(STR_FILE_LOG_FILTER) );
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opfn.lpstrFilter = achFilter;
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/*
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** Convert the resource string into to something suitable for
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** GetOpenFileName ie. replace '#' characters with '\0' characters.
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*/
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for (lp = achFilter; *lp; lp++ ) {
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if (*lp == TEXT('#')) {
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*lp = TEXT('\0');
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}
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}
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opfn.lpstrFile = achFileName;
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opfn.nMaxFile = sizeof(achFileName) / sizeof(TCHAR);
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ZeroMemory(achFileName, sizeof(achFileName));
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fRet = GetOpenFileName(&opfn);
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if ( fRet ) {
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hRenderLog = CreateFile( achFileName
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, GENERIC_WRITE
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, 0 // no sharing
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, NULL // no security
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, OPEN_ALWAYS
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, 0 // no attributes, no flags
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, NULL // no template
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);
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if (hRenderLog==INVALID_HANDLE_VALUE) {
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volatile int Err = GetLastError();
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fRet = FALSE;
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}
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// Seek to end of file
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SetFilePointer(hRenderLog, 0, NULL, FILE_END);
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}
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return fRet;
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}
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/******************************Public*Routine******************************\
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* VcdPlayerSetPerfLogFile
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*
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*
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*
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* History:
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* 30-05-96 - StephenE - Created
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*
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\**************************************************************************/
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BOOL
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VcdPlayerSetPerfLogFile(
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void
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)
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{
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BOOL fRet;
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TCHAR achFileName[MAX_PATH];
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TCHAR achFilter[MAX_PATH];
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LPTSTR lp;
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OPENFILENAME opfn;
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ZeroMemory(&opfn, sizeof(opfn));
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opfn.lStructSize = sizeof(opfn);
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opfn.hwndOwner = hwndApp;
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opfn.Flags = OFN_HIDEREADONLY | OFN_SHAREAWARE | OFN_PATHMUSTEXIST;
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lstrcpy(achFilter, IdStr(STR_FILE_PERF_LOG) );
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opfn.lpstrFilter = achFilter;
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/*
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** Convert the resource string into to something suitable for
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** GetOpenFileName ie. replace '#' characters with '\0' characters.
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*/
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for (lp = achFilter; *lp; lp++ ) {
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if (*lp == TEXT('#')) {
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*lp = TEXT('\0');
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}
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}
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opfn.lpstrFile = achFileName;
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opfn.nMaxFile = sizeof(achFileName) / sizeof(TCHAR);
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lstrcpy(achFileName, g_szPerfLog);
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fRet = GetOpenFileName(&opfn);
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if ( fRet ) {
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lstrcpy(g_szPerfLog, achFileName);
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}
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return fRet;
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}
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/******************************Public*Routine******************************\
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* VcdPlayerCloseCmd
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*
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*
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*
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* History:
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* dd-mm-94 - StephenE - Created
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*
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\**************************************************************************/
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BOOL
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VcdPlayerCloseCmd(
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void
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)
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{
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if (pMpegMovie) {
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LONG cx, cy;
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if (pMpegMovie->pMpegDecoder != NULL) {
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KillTimer(hwndApp, 32);
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}
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g_State = VCD_NO_CD;
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pMpegMovie->GetMoviePosition(&lMovieOrgX, &lMovieOrgY, &cx, &cy);
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pMpegMovie->CloseMovie();
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SetDurationLength((REFTIME)0);
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SetCurrentPosition((REFTIME)0);
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delete pMpegMovie;
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pMpegMovie = NULL;
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}
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InvalidateRect( hwndApp, NULL, FALSE );
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UpdateWindow( hwndApp );
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return TRUE;
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}
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/******************************Public*Routine******************************\
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* VcdPlayerPlayCmd
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*
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*
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*
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* History:
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* dd-mm-94 - StephenE - Created
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*
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\**************************************************************************/
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BOOL
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VcdPlayerPlayCmd(
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void
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)
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{
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BOOL fStopped = (g_State & VCD_STOPPED);
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BOOL fPaused = (g_State & VCD_PAUSED);
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if ( (fStopped || fPaused) ) {
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HDC hdc;
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RECT rc;
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//
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// Clear out the old stats from the main window
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//
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hdc = GetDC(hwndApp);
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GetAdjustedClientRect(&rc);
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FillRect(hdc, &rc, (HBRUSH)(COLOR_BTNFACE + 1));
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ReleaseDC(hwndApp, hdc);
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if (pMpegMovie) {
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pMpegMovie->PlayMovie();
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}
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g_State &= ~(fStopped ? VCD_STOPPED : VCD_PAUSED);
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g_State |= VCD_PLAYING;
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}
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return TRUE;
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}
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/******************************Public*Routine******************************\
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* VcdPlayerPlayCmd
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*
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*
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*
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* History:
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* dd-mm-94 - StephenE - Created
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*
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\**************************************************************************/
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BOOL
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VcdPlayerStopCmd(
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void
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)
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{
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BOOL fPlaying = (g_State & VCD_PLAYING);
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BOOL fPaused = (g_State & VCD_PAUSED);
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if ( (fPlaying || fPaused) ) {
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if (pMpegMovie) {
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pMpegMovie->StopMovie();
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pMpegMovie->SetFullScreenMode(FALSE);
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SetCurrentPosition(pMpegMovie->GetCurrentPosition());
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}
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g_State &= ~(fPlaying ? VCD_PLAYING : VCD_PAUSED);
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g_State |= VCD_STOPPED;
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}
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return TRUE;
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}
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/******************************Public*Routine******************************\
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* VcdPlayerPauseCmd
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*
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*
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*
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* History:
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* dd-mm-94 - StephenE - Created
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*
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\**************************************************************************/
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BOOL
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VcdPlayerPauseCmd(
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void
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)
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{
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BOOL fPlaying = (g_State & VCD_PLAYING);
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BOOL fPaused = (g_State & VCD_PAUSED);
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if (fPlaying) {
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if (pMpegMovie) {
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pMpegMovie->PauseMovie();
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SetCurrentPosition(pMpegMovie->GetCurrentPosition());
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}
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g_State &= ~VCD_PLAYING;
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g_State |= VCD_PAUSED;
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}
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else if (fPaused) {
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if (pMpegMovie) {
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pMpegMovie->PlayMovie();
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}
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g_State &= ~VCD_PAUSED;
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g_State |= VCD_PLAYING;
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}
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return TRUE;
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}
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/******************************Public*Routine******************************\
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* VcdPlayerSeekCmd
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*
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*
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*
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* History:
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* dd-mm-95 - StephenE - Created
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*
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\**************************************************************************/
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void
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VcdPlayerSeekCmd(
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REFTIME rtSeekBy
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)
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{
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REFTIME rt;
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REFTIME rtDur;
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rtDur = pMpegMovie->GetDuration();
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rt = pMpegMovie->GetCurrentPosition() + rtSeekBy;
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rt = max(0, min(rt, rtDur));
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pMpegMovie->SeekToPosition(rt,TRUE);
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SetCurrentPosition(pMpegMovie->GetCurrentPosition());
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}
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/******************************Public*Routine******************************\
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* ProcessOpen
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*
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*
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*
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* History:
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* dd-mm-95 - StephenE - Created
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*
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\**************************************************************************/
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void
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ProcessOpen(
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TCHAR *achFileName,
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BOOL bPlay
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)
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{
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/*
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** If we currently have a video loaded we need to discard it here.
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*/
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if ( g_State & VCD_LOADED) {
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VcdPlayerCloseCmd();
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}
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lstrcpy(g_achFileName, achFileName);
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pMpegMovie = new CMpegMovie(hwndApp);
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if (pMpegMovie) {
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HRESULT hr = pMpegMovie->OpenMovie(g_achFileName);
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if (SUCCEEDED(hr)) {
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TCHAR achTmp[MAX_PATH];
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LONG x, y, cx, cy;
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nRecentFiles = SetRecentFiles(achFileName, nRecentFiles);
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wsprintf( achTmp, IdStr(STR_APP_TITLE_LOADED),
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g_achFileName );
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g_State = (VCD_LOADED | VCD_STOPPED);
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if (pMpegMovie->pMpegDecoder != NULL
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|| pMpegMovie->pVideoRenderer != NULL) {
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SetTimer(hwndApp, PerformanceTimer, 1000, NULL);
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}
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// SetDurationLength(pMpegMovie->GetDuration());
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g_TimeFormat = VcdPlayerChangeTimeFormat(g_TimeFormat);
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pMpegMovie->GetMoviePosition(&x, &y, &cx, &cy);
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pMpegMovie->PutMoviePosition(lMovieOrgX, lMovieOrgY, cx, cy);
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pMpegMovie->SetWindowForeground(OATRUE);
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// If play
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if (bPlay) {
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pMpegMovie->PlayMovie();
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}
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}
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else {
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TCHAR Buffer[MAX_ERROR_TEXT_LEN];
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if (GetAMErrorText(hr, Buffer, MAX_ERROR_TEXT_LEN)) {
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MessageBox( hwndApp, Buffer,
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IdStr(STR_APP_TITLE), MB_OK );
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}
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else {
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MessageBox( hwndApp,
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TEXT("Failed to open the movie; ")
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TEXT("either the file was not found or ")
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TEXT("the wave device is in use"),
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IdStr(STR_APP_TITLE), MB_OK );
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}
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pMpegMovie->CloseMovie();
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delete pMpegMovie;
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pMpegMovie = NULL;
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}
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}
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InvalidateRect( hwndApp, NULL, FALSE );
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UpdateWindow( hwndApp );
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}
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/******************************Public*Routine******************************\
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* VcdPlayerChangeTimeFormat
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*
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* Tries to change the time format to id. Returns the time format that
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* actually got set. This may differ from id if the graph does not support
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* the requested time format.
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*
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* History:
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* 15-04-96 - AnthonyP - Created
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*
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\**************************************************************************/
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int
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VcdPlayerChangeTimeFormat(
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int id
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)
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{
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// Menu items are disabled while we are playing
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BOOL bRet = FALSE;
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int idActual = id;
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ASSERT(pMpegMovie);
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ASSERT(pMpegMovie->StatusMovie() != MOVIE_NOTOPENED);
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// Change the time format with the filtergraph
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switch (id) {
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case IDM_FRAME:
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bRet = pMpegMovie->SetTimeFormat(TIME_FORMAT_FRAME);
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break;
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case IDM_FIELD:
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bRet = pMpegMovie->SetTimeFormat(TIME_FORMAT_FIELD);
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break;
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case IDM_SAMPLE:
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bRet = pMpegMovie->SetTimeFormat(TIME_FORMAT_SAMPLE);
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break;
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case IDM_BYTES:
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bRet = pMpegMovie->SetTimeFormat(TIME_FORMAT_BYTE);
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break;
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}
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if (!bRet) {
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// IDM_TIME and all other cases, everyone should support IDM_TIME
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bRet = pMpegMovie->SetTimeFormat(TIME_FORMAT_MEDIA_TIME);
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ASSERT(bRet);
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idActual = IDM_TIME;
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}
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// Pause the movie to get a current position
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SetDurationLength(pMpegMovie->GetDuration());
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SetCurrentPosition(pMpegMovie->GetCurrentPosition());
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return idActual;
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}
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const TCHAR quartzdllname[] = TEXT("quartz.dll");
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#ifdef UNICODE
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const char amgeterrorprocname[] = "AMGetErrorTextW";
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#else
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const char amgeterrorprocname[] = "AMGetErrorTextA";
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#endif
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BOOL GetAMErrorText(HRESULT hr, TCHAR *Buffer, DWORD dwLen)
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{
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HMODULE hInst = GetModuleHandle(quartzdllname);
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if (hInst) {
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AMGETERRORTEXTPROC lpProc;
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*((FARPROC *)&lpProc) = GetProcAddress(hInst, amgeterrorprocname);
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if (lpProc) {
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return 0 != (*lpProc)(hr, Buffer, dwLen);
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}
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}
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return FALSE;
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}
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