333 lines
9.8 KiB
C
333 lines
9.8 KiB
C
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/******************************************************************************
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Copyright (C) Microsoft Corporation 1985-1995. All rights reserved.
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Title: config.c - Multimedia Systems Media Control Interface
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driver for AVI - configuration dialog.
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*****************************************************************************/
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#include "graphic.h"
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#ifndef ARRAYSIZE
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#define ARRAYSIZE(x) (sizeof((x))/sizeof((x)[0]))
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#endif
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/*
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#ifndef _WIN32
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#define SZCODE char _based(_segname("_CODE"))
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#else
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#define SZCODE const TCHAR
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#endif
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*/
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SZCODE szDEFAULTVIDEO[] = TEXT ("DefaultVideo");
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SZCODE szSEEKEXACT[] = TEXT ("AccurateSeek");
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SZCODE szZOOMBY2[] = TEXT ("ZoomBy2");
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//SZCODE szSTUPIDMODE[] = TEXT ("DontBufferOffscreen");
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SZCODE szSKIPFRAMES[] = TEXT ("SkipFrames");
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SZCODE szUSEAVIFILE[] = TEXT ("UseAVIFile");
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SZCODE szNOSOUND[] = TEXT("NoSound");
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const TCHAR szIni[] = TEXT ("MCIAVI");
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SZCODE gszMCIAVIOpt[] = TEXT ("Software\\Microsoft\\Multimedia\\Video For Windows\\MCIAVI");
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SZCODE gszDefVideoOpt[] = TEXT ("DefaultOptions");
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#ifdef _WIN32
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/* Registry values are stored as REG_DWORD */
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int sz1 = 1;
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int sz0 = 0;
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#else
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SZCODE sz1[] = TEXT("1");
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SZCODE sz0[] = TEXT("0");
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#endif
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SZCODE szIntl[] = TEXT ("Intl");
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SZCODE szDecimal[] = TEXT ("sDecimal");
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SZCODE szThousand[] = TEXT ("sThousand");
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SZCODE szDrawDib[] = TEXT("DrawDib");
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SZCODE szDVA[] = TEXT("DVA");
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typedef BOOL (WINAPI *SHOWMMCPLPROPSHEETW)(
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HWND hwndParent,
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LPCWSTR szPropSheetID,
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LPWSTR szTabName,
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LPWSTR szCaption);
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/* Make sure we only have one configure box up at a time.... */
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HWND ghwndConfig = NULL;
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// Converts a Wide byte character string to a single byte character string
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BOOL FAR PASCAL UnicodeToAnsi (
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char * pszDest,
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TCHAR * pszSrc,
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UINT cchMaxLen)
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{
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if ((pszDest == NULL) ||
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(pszSrc == NULL) ||
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(cchMaxLen == 0))
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return FALSE;
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WideCharToMultiByte (CP_ACP, 0, pszSrc, -1,
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pszDest, cchMaxLen,
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NULL, NULL);
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return TRUE;
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}
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DWORD ReadOptionsFromReg(void)
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{
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HKEY hkVideoOpt;
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DWORD dwType;
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DWORD dwOpt;
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DWORD cbSize;
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if (RegCreateKey(HKEY_CURRENT_USER, (LPTSTR)gszMCIAVIOpt, &hkVideoOpt))
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return 0;
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cbSize = sizeof(DWORD);
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if (RegQueryValueEx(hkVideoOpt,(LPTSTR)gszDefVideoOpt,
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NULL, &dwType, (LPBYTE)&dwOpt, &cbSize))
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{
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dwOpt = 0;
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RegSetValueEx(hkVideoOpt, (LPTSTR)gszDefVideoOpt, 0, REG_DWORD,(LPBYTE)&dwOpt, sizeof(DWORD));
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}
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RegCloseKey(hkVideoOpt);
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return dwOpt;
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}
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DWORD FAR PASCAL ReadConfigInfo(void)
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{
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DWORD dwOptions = 0L;
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dwOptions = ReadOptionsFromReg();
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//
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// ask the display device if it can do 256 color.
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//
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#ifndef _WIN32
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int i;
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/*
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** Bugbug - not apparently used, so why do it ?!?
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**
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HDC hdc;
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hdc = GetDC(NULL);
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i = GetDeviceCaps(hdc, BITSPIXEL) * GetDeviceCaps(hdc, PLANES);
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ReleaseDC(NULL, hdc);
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**
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**
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*/
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i = mmGetProfileInt(szIni, szDEFAULTVIDEO,
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(i < 8 && (GetWinFlags() & WF_CPU286)) ? 240 : 0);
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if (i >= 200)
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dwOptions |= MCIAVIO_USEVGABYDEFAULT;
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#endif
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////if (mmGetProfileInt(szIni, szSEEKEXACT, 1))
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// Note: We always want this option.
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dwOptions |= MCIAVIO_SEEKEXACT;
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// if (mmGetProfileInt(szIni, szZOOMBY2, 0))
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// dwOptions |= MCIAVIO_ZOOMBY2;
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////if (mmGetProfileInt(szIni, szFAILIFNOWAVE, 0))
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//// dwOptions |= MCIAVIO_FAILIFNOWAVE;
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// if (mmGetProfileInt(szIni, szSTUPIDMODE, 0))
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// dwOptions |= MCIAVIO_STUPIDMODE;
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// Note: These settings are still in WIN.INI, not the registry
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// I know.
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if (mmGetProfileInt(szIni, szSKIPFRAMES, 1))
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dwOptions |= MCIAVIO_SKIPFRAMES;
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if (mmGetProfileInt(szIni, szUSEAVIFILE, 0))
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dwOptions |= MCIAVIO_USEAVIFILE;
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if (mmGetProfileInt(szIni, szNOSOUND, 0))
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dwOptions |= MCIAVIO_NOSOUND;
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if (mmGetProfileInt(szDrawDib, szDVA, TRUE))
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dwOptions |= MCIAVIO_USEDCI;
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return dwOptions;
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}
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void FAR PASCAL WriteConfigInfo(DWORD dwOptions)
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{
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#ifndef _WIN32
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// !!! This shouldn't get written out if it is the default!
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mmWriteProfileString(szIni, szDEFAULTVIDEO,
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(dwOptions & MCIAVIO_USEVGABYDEFAULT) ? szVIDEO240 : szVIDEOWINDOW);
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#endif
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////mmWriteProfileInt(szIni, szSEEKEXACT,
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//// (dwOptions & MCIAVIO_SEEKEXACT) ? sz1 : sz0);
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// mmWriteProfileInt(szIni, szZOOMBY2,
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// (dwOptions & MCIAVIO_ZOOMBY2) ? sz1 : sz0);
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mmWriteProfileInt(szDrawDib, szDVA,
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(dwOptions & MCIAVIO_USEDCI) ? sz1 : sz0);
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////mmWriteProfileInt(szIni, szFAILIFNOWAVE,
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//// (dwOptions & MCIAVIO_FAILIFNOWAVE) ? sz1 : sz0);
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// mmWriteProfileInt(szIni, szSTUPIDMODE,
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// (dwOptions & MCIAVIO_STUPIDMODE) ? sz1 : sz0);
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mmWriteProfileInt(szIni, szSKIPFRAMES,
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(dwOptions & MCIAVIO_SKIPFRAMES) ? sz1 : sz0);
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mmWriteProfileInt(szIni, szUSEAVIFILE,
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(dwOptions & MCIAVIO_USEAVIFILE) ? sz1 : sz0);
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mmWriteProfileInt(szIni, szNOSOUND,
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(dwOptions & MCIAVIO_NOSOUND) ? sz1 : sz0);
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}
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BOOL FAR PASCAL ConfigDialog(HWND hWnd, NPMCIGRAPHIC npMCI)
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{
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#define MAX_WINDOWS 10
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HWND hWndActive[MAX_WINDOWS];
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BOOL fResult = FALSE;
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INT ii;
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HWND hWndTop;
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HINSTANCE hInst;
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SHOWMMCPLPROPSHEETW fnShow;
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DWORD dwOptionFlags;
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WCHAR szCaptionW[128];
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WCHAR szTabW[40];
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UINT cchLen;
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LoadStringW(ghModule, IDS_VIDEOCAPTION, szCaptionW, ARRAYSIZE(szCaptionW));
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//Maybe the user is trying to get this dialog back because it is lost somewhere on
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//his/her desktop. Bring back to the top. (SetFocus does not work across threads).
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if (ghwndConfig)
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{
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BringWindowToTop(FindWindowW(NULL, szCaptionW));
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return FALSE;
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}
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if (hWnd == NULL)
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hWnd = GetActiveWindow();
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//
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// Enumerate all the Top level windows of this task and disable them!
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//
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for (hWndTop = GetWindow(GetDesktopWindow(), GW_CHILD), ii=0;
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hWndTop && ii < MAX_WINDOWS;
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hWndTop = GetWindow(hWndTop, GW_HWNDNEXT)) {
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if (IsWindowEnabled(hWndTop) &&
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IsWindowVisible(hWndTop) &&
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(HTASK)GetWindowTask(hWndTop) == GetCurrentTask() &&
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hWndTop != hWnd)
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{
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// don't disable our parent
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hWndActive[ii++] = hWndTop;
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EnableWindow(hWndTop, FALSE);
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}
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}
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//
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// Don't let anyone try to bring up another config sheet
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//
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if (hWnd)
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ghwndConfig = hWnd;
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else
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ghwndConfig = (HWND)0x800; // just in case - make sure it's non-zero
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//
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// Bring up the MCIAVI configure sheet from inside mmsys.cpl
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//
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hInst = LoadLibrary (TEXT ("mmsys.cpl"));
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if (hInst)
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{
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fnShow = (SHOWMMCPLPROPSHEETW)GetProcAddress(hInst, "ShowMMCPLPropertySheetW");
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if (fnShow)
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{
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// Note: This string is not localizable
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static const WCHAR szVideoW[] = L"VIDEO";
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LoadStringW(ghModule, IDS_VIDEO, szTabW, ARRAYSIZE(szTabW));
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fResult = fnShow(hWnd, szVideoW, szTabW, szCaptionW);
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//
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// Make sure the dialog changes get picked up right away
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// Only change those possibly affected by the dialog.
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// !!! This is a little hacky; knowing which ones get changed
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//
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if (npMCI && fResult)
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{
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dwOptionFlags = ReadConfigInfo();
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npMCI->dwOptionFlags &= ~MCIAVIO_WINDOWSIZEMASK;
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npMCI->dwOptionFlags &= ~MCIAVIO_ZOOMBY2;
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npMCI->dwOptionFlags &= ~MCIAVIO_USEVGABYDEFAULT;
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npMCI->dwOptionFlags |= dwOptionFlags &
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(MCIAVIO_WINDOWSIZEMASK | MCIAVIO_ZOOMBY2 |
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MCIAVIO_USEVGABYDEFAULT);
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}
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}
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FreeLibrary(hInst);
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}
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//
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// Restore all windows
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//
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while (ii-- > 0)
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EnableWindow(hWndActive[ii], TRUE);
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if (hWnd)
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SetActiveWindow(hWnd);
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ghwndConfig = NULL;
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return fResult;
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}
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// This function should be called only to verify that we should be using
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//
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//
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//
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#ifdef _WIN32
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TCHAR szWow32[] = TEXT("wow32.dll");
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CHAR szWOWUseMciavi16Proc[] = "WOWUseMciavi16";
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typedef BOOL (*PFNWOWUSEMCIAVI16PROC)(VOID);
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BOOL FAR PASCAL WowUseMciavi16(VOID)
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{
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HMODULE hWow32;
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BOOL fUseMciavi16 = FALSE;
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PFNWOWUSEMCIAVI16PROC pfnWOWUseMciavi16Proc;
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if (NULL != (hWow32 = GetModuleHandle(szWow32))) {
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pfnWOWUseMciavi16Proc = (PFNWOWUSEMCIAVI16PROC)GetProcAddress(hWow32, szWOWUseMciavi16Proc);
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if (NULL != pfnWOWUseMciavi16Proc) {
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fUseMciavi16 = (*pfnWOWUseMciavi16Proc)();
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}
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}
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return(fUseMciavi16);
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}
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#endif
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