int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow ) { int argc; /* VLC does not change the thread locale, so gettext/libintil will use the * user default locale as reference. */ /* gettext versions 0.18-0.18.1 will use the Windows Vista locale name * if the GETTEXT_MUI environment variable is set. If not set or if running * on Windows 2000/XP/2003 an hard-coded language ID list is used. This * putenv() call may become redundant with later versions of gettext. */ putenv("GETTEXT_MUI=1"); #ifdef TOP_BUILDDIR putenv("VLC_PLUGIN_PATH=Z:"TOP_BUILDDIR"/modules"); putenv("VLC_DATA_PATH=Z:"TOP_SRCDIR"/share"); #endif SetErrorMode(SEM_FAILCRITICALERRORS); HeapSetInformation(NULL, HeapEnableTerminationOnCorruption, NULL, 0); /* SetProcessDEPPolicy */ HINSTANCE h_Kernel32 = LoadLibraryW(L"kernel32.dll"); if(h_Kernel32) { BOOL (WINAPI * mySetProcessDEPPolicy)( DWORD dwFlags); BOOL (WINAPI * mySetDllDirectoryA)(const char* lpPathName); # define PROCESS_DEP_ENABLE 1 mySetProcessDEPPolicy = (BOOL WINAPI (*)(DWORD)) GetProcAddress(h_Kernel32, "SetProcessDEPPolicy"); if(mySetProcessDEPPolicy) mySetProcessDEPPolicy(PROCESS_DEP_ENABLE); /* Do NOT load any library from cwd. */ mySetDllDirectoryA = (BOOL WINAPI (*)(const char*)) GetProcAddress(h_Kernel32, "SetDllDirectoryA"); if(mySetDllDirectoryA) mySetDllDirectoryA(""); FreeLibrary(h_Kernel32); } /* Args */ wchar_t **wargv = CommandLineToArgvW (GetCommandLine (), &argc); if (wargv == NULL) return 1; char *argv[argc + 4]; BOOL crash_handling = TRUE; int j = 0; char *lang = NULL; argv[j++] = FromWide( L"--media-library" ); argv[j++] = FromWide( L"--stats" ); argv[j++] = FromWide( L"--no-ignore-config" ); for (int i = 1; i < argc; i++) { if(!wcscmp(wargv[i], L"--no-crashdump")) { crash_handling = FALSE; continue; /* don't give argument to libvlc */ } if (!wcsncmp(wargv[i], L"--language", 10) ) { if (i < argc - 1 && wcsncmp( wargv[i + 1], L"--", 2 )) lang = FromWide (wargv[++i]); continue; } argv[j++] = FromWide (wargv[i]); } argc = j; argv[argc] = NULL; LocalFree (wargv); if(crash_handling) { static wchar_t path[MAX_PATH]; if( S_OK != SHGetFolderPathW( NULL, CSIDL_APPDATA | CSIDL_FLAG_CREATE, NULL, SHGFP_TYPE_CURRENT, path ) ) fprintf( stderr, "Can't open the vlc conf PATH\n" ); _snwprintf( path+wcslen( path ), MAX_PATH, L"%s", L"\\vlc\\crashdump" ); crashdump_path = &path[0]; check_crashdump(); SetUnhandledExceptionFilter(vlc_exception_filter); } _setmode( STDIN_FILENO, _O_BINARY ); /* Needed for pipes */ /* */ if (!lang) { HKEY h_key; if( RegOpenKeyEx( HKEY_CURRENT_USER, TEXT("Software\\VideoLAN\\VLC\\"), 0, KEY_READ, &h_key ) == ERROR_SUCCESS ) { TCHAR szData[256]; DWORD len = 256; if( RegQueryValueEx( h_key, TEXT("Lang"), NULL, NULL, (LPBYTE) &szData, &len ) == ERROR_SUCCESS ) lang = FromWide( szData ); } } if (lang && strncmp( lang, "auto", 4 ) ) { char tmp[11]; snprintf(tmp, 11, "LANG=%s", lang); putenv(tmp); } free(lang); /* Initialize libvlc */ libvlc_instance_t *vlc; vlc = libvlc_new (argc, (const char **)argv); if (vlc != NULL) { libvlc_set_app_id (vlc, "org.VideoLAN.VLC", PACKAGE_VERSION, PACKAGE_NAME); libvlc_set_user_agent (vlc, "VLC media player", "VLC/"PACKAGE_VERSION); libvlc_add_intf (vlc, "hotkeys,none"); libvlc_add_intf (vlc, "globalhotkeys,none"); libvlc_add_intf (vlc, NULL); libvlc_playlist_play (vlc, -1, 0, NULL); libvlc_wait (vlc); libvlc_release (vlc); } else MessageBox (NULL, TEXT("VLC media player could not start.\n" "Either the command line options were invalid or no plugins were found.\n"), TEXT("VLC media player"), MB_OK|MB_ICONERROR); for (int i = 0; i < argc; i++) free (argv[i]); (void)hInstance; (void)hPrevInstance; (void)lpCmdLine; (void)nCmdShow; return 0; }
/***************************************************************************** * main: parse command line, start interface and spawn threads. *****************************************************************************/ int main( int i_argc, const char *ppsz_argv[] ) { /* The so-called POSIX-compliant MacOS X reportedly processes SIGPIPE even * if it is blocked in all thread. * Note: this is NOT an excuse for not protecting against SIGPIPE. If * LibVLC runs outside of VLC, we cannot rely on this code snippet. */ signal (SIGPIPE, SIG_IGN); /* Restore SIGCHLD in case our parent process ignores it. */ signal (SIGCHLD, SIG_DFL); #ifndef NDEBUG /* Activate malloc checking routines to detect heap corruptions. */ setenv ("MALLOC_CHECK_", "2", 1); /* Disable the ugly Gnome crash dialog so that we properly segfault */ setenv ("GNOME_DISABLE_CRASH_DIALOG", "1", 1); #endif #ifdef TOP_BUILDDIR setenv ("VLC_PLUGIN_PATH", TOP_BUILDDIR"/modules", 1); setenv ("VLC_DATA_PATH", TOP_SRCDIR"/share", 1); #endif /* Clear the X.Org startup notification ID. Otherwise the UI might try to * change the environment while the process is multi-threaded. That could * crash. Screw you X.Org. Next time write a thread-safe specification. */ unsetenv ("DESKTOP_STARTUP_ID"); #ifndef ALLOW_RUN_AS_ROOT if (geteuid () == 0) { fprintf (stderr, "VLC is not supposed to be run as root. Sorry.\n" "If you need to use real-time priorities and/or privileged TCP ports\n" "you can use %s-wrapper (make sure it is Set-UID root and\n" "cannot be run by non-trusted users first).\n", ppsz_argv[0]); return 1; } #endif setlocale (LC_ALL, ""); if (isatty (STDERR_FILENO)) /* This message clutters error logs. It is printed only on a TTY. * Fortunately, LibVLC prints version info with -vv anyway. */ fprintf (stderr, "VLC media player %s (revision %s)\n", libvlc_get_version(), libvlc_get_changeset()); sigset_t set; sigemptyset (&set); /* VLC uses sigwait() to dequeue interesting signals. * For this to work, those signals must be blocked in all threads, * including the thread calling sigwait() (see the man page for details). * * There are two advantages to sigwait() over traditional signal handlers: * - delivery is synchronous: no need to worry about async-safety, * - EINTR is not generated: other threads need not handle that error. * That being said, some LibVLC programs do not use sigwait(). Therefore * EINTR must still be handled cleanly, notably from poll() calls. * * Signals that request a clean shutdown, and force an unclean shutdown * if they are triggered again 2+ seconds later. * We have to handle SIGTERM cleanly because of daemon mode. */ sigaddset (&set, SIGINT); sigaddset (&set, SIGHUP); sigaddset (&set, SIGQUIT); sigaddset (&set, SIGTERM); /* SIGPIPE can happen and would crash the process. On modern systems, * the MSG_NOSIGNAL flag protects socket write operations against SIGPIPE. * But we still need to block SIGPIPE when: * - writing to pipes, * - using write() instead of send() for code not specific to sockets. * LibVLC code assumes that SIGPIPE is blocked. Other LibVLC applications * shall block it (or handle it somehow) too. */ sigaddset (&set, SIGPIPE); /* SIGCHLD must be dequeued to clean up zombie child processes. * Furthermore the handler must not be set to SIG_IGN (see above). * We cannot pragmatically handle EINTR, short reads and short writes * in every code paths (including underlying libraries). So we just * block SIGCHLD in all threads, and dequeue it below. */ sigaddset (&set, SIGCHLD); /* Block all these signals */ pthread_t self = pthread_self (); pthread_sigmask (SIG_SETMASK, &set, NULL); const char *argv[i_argc + 3]; int argc = 0; argv[argc++] = "--no-ignore-config"; argv[argc++] = "--media-library"; argv[argc++] = "--stats"; ppsz_argv++; i_argc--; /* skip executable path */ #ifdef __OS2__ for (int i = 0; i < i_argc; i++) if ((argv[argc++] = FromSystem (ppsz_argv[i])) == NULL) { fprintf (stderr, "Converting '%s' to UTF-8 failed.\n", ppsz_argv[i]); return 1; } #else memcpy (argv + argc, ppsz_argv, i_argc * sizeof (*argv)); argc += i_argc; #endif argv[argc] = NULL; vlc_enable_override (); /* Initialize libvlc */ libvlc_instance_t *vlc = libvlc_new (argc, argv); if (vlc == NULL) return 1; int ret = 1; libvlc_set_exit_handler (vlc, vlc_kill, &self); libvlc_set_app_id (vlc, "org.VideoLAN.VLC", PACKAGE_VERSION, PACKAGE_NAME); libvlc_set_user_agent (vlc, "VLC media player", "VLC/"PACKAGE_VERSION); libvlc_add_intf (vlc, "hotkeys,none"); #if !defined (__OS2__) libvlc_add_intf (vlc, "globalhotkeys,none"); #endif #ifdef HAVE_DBUS libvlc_add_intf (vlc, "dbus,none"); #endif if (libvlc_add_intf (vlc, NULL)) goto out; libvlc_playlist_play (vlc, -1, 0, NULL); /* Qt4 insists on catching SIGCHLD via signal handler. To work around that, * unblock it after all our child threads are created. */ sigdelset (&set, SIGCHLD); pthread_sigmask (SIG_SETMASK, &set, NULL); /* Do not dequeue SIGHUP if it is ignored (nohup) */ if (signal_ignored (SIGHUP)) sigdelset (&set, SIGHUP); /* Ignore SIGPIPE */ sigdelset (&set, SIGPIPE); int signum; sigwait (&set, &signum); /* Restore default signal behaviour after 3 seconds */ sigemptyset (&set); sigaddset (&set, SIGINT); sigaddset (&set, SIGALRM); signal (SIGINT, SIG_IGN); signal (SIGALRM, exit_timeout); pthread_sigmask (SIG_UNBLOCK, &set, NULL); alarm (3); ret = 0; /* Cleanup */ out: libvlc_release (vlc); #ifdef __OS2__ for (int i = argc - i_argc; i < argc; i++) free (argv[i]); #endif return ret; }
/** * Sets some meta-information about the application. See also * Instance::setUserAgent() . * * \param id Java-style application identifier, e.g. "com.acme.foobar" * * \param version application version numbers, e.g. "1.2.3" * * \param icon application icon name, e.g. "foobar" * * \version LibVLC 2.1.0 or later. */ void setAppId(const std::string& id, const std::string& version, const std::string& icon) { libvlc_set_app_id( *this, id.c_str(), version.c_str(), icon.c_str() ); }
/***************************************************************************** * main: parse command line, start interface and spawn threads. *****************************************************************************/ int main( int i_argc, const char *ppsz_argv[] ) { /* The so-called POSIX-compliant MacOS X reportedly processes SIGPIPE even * if it is blocked in all thread. * Note: this is NOT an excuse for not protecting against SIGPIPE. If * LibVLC runs outside of VLC, we cannot rely on this code snippet. */ signal (SIGPIPE, SIG_IGN); /* Restore SIGCHLD in case our parent process ignores it. */ signal (SIGCHLD, SIG_DFL); #ifndef NDEBUG /* Activate malloc checking routines to detect heap corruptions. */ setenv ("MALLOC_CHECK_", "2", 1); #endif #ifdef TOP_BUILDDIR setenv ("VLC_PLUGIN_PATH", TOP_BUILDDIR"/modules", 1); setenv ("VLC_DATA_PATH", TOP_SRCDIR"/share", 1); #endif #ifndef ALLOW_RUN_AS_ROOT if (geteuid () == 0) { fprintf (stderr, "VLC is not supposed to be run as root. Sorry.\n" "If you need to use real-time priorities and/or privileged TCP ports\n" "you can use %s-wrapper (make sure it is Set-UID root and\n" "cannot be run by non-trusted users first).\n", ppsz_argv[0]); return 1; } #endif setlocale (LC_ALL, ""); if (isatty (STDERR_FILENO)) /* This message clutters error logs. It is printed only on a TTY. * Fortunately, LibVLC prints version info with -vv anyway. */ fprintf (stderr, "VLC media player %s (revision %s)\n", libvlc_get_version(), libvlc_get_changeset()); sigset_t set; sigemptyset (&set); /* VLC uses sigwait() to dequeue interesting signals. * For this to work, those signals must be blocked in all threads, * including the thread calling sigwait() (see the man page for details). * * There are two advantages to sigwait() over traditional signal handlers: * - delivery is synchronous: no need to worry about async-safety, * - EINTR is not generated: other threads need not handle that error. * That being said, some LibVLC programs do not use sigwait(). Therefore * EINTR must still be handled cleanly, notably from poll() calls. * * Signals that request a clean shutdown, and force an unclean shutdown * if they are triggered again 2+ seconds later. * We have to handle SIGTERM cleanly because of daemon mode. */ sigaddset (&set, SIGINT); sigaddset (&set, SIGHUP); sigaddset (&set, SIGQUIT); sigaddset (&set, SIGTERM); /* SIGPIPE can happen and would crash the process. On modern systems, * the MSG_NOSIGNAL flag protects socket write operations against SIGPIPE. * But we still need to block SIGPIPE when: * - writing to pipes, * - using write() instead of send() for code not specific to sockets. * LibVLC code assumes that SIGPIPE is blocked. Other LibVLC applications * shall block it (or handle it somehow) too. */ sigaddset (&set, SIGPIPE); /* SIGCHLD must be dequeued to clean up zombie child processes. * Furthermore the handler must not be set to SIG_IGN (see above). * We cannot pragmatically handle EINTR, short reads and short writes * in every code paths (including underlying libraries). So we just * block SIGCHLD in all threads, and dequeue it below. */ sigaddset (&set, SIGCHLD); /* Block all these signals */ pthread_t self = pthread_self (); pthread_sigmask (SIG_SETMASK, &set, NULL); const char *argv[i_argc + 3]; int argc = 0; argv[argc++] = "--no-ignore-config"; argv[argc++] = "--media-library"; argv[argc++] = "--stats"; /* overwrite system language on Mac */ #if !TARGET_OS_IPHONE && !TARGET_IPHONE_SIMULATOR // TARGET_OS_MAC is unspecific char *lang = NULL; for (int i = 0; i < i_argc; i++) { if (!strncmp(ppsz_argv[i], "--language", 10)) { lang = strstr(ppsz_argv[i], "="); ppsz_argv++, i_argc--; continue; } } if (lang && strncmp( lang, "auto", 4 )) { char tmp[11]; snprintf(tmp, 11, "LANG%s", lang); putenv(tmp); } if (!lang) { CFStringRef language; language = (CFStringRef)CFPreferencesCopyAppValue(CFSTR("language"), kCFPreferencesCurrentApplication); if (language) { CFIndex length = CFStringGetLength(language) + 1; if (length > 0) { CFIndex maxSize = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8); lang = (char *)malloc(maxSize); CFStringGetCString(language, lang, maxSize - 1, kCFStringEncodingUTF8); } if (strncmp( lang, "auto", 4 )) { char tmp[11]; snprintf(tmp, 11, "LANG=%s", lang); putenv(tmp); } CFRelease(language); } } #endif ppsz_argv++; i_argc--; /* skip executable path */ /* When VLC.app is run by double clicking in Mac OS X, the 2nd arg * is the PSN - process serial number (a unique PID-ish thingie) * still ok for real Darwin & when run from command line * for example -psn_0_9306113 */ if (i_argc >= 1 && !strncmp (*ppsz_argv, "-psn" , 4)) ppsz_argv++, i_argc--; memcpy (argv + argc, ppsz_argv, i_argc * sizeof (*argv)); argc += i_argc; argv[argc] = NULL; vlc_enable_override (); /* Initialize libvlc */ libvlc_instance_t *vlc = libvlc_new (argc, argv); if (vlc == NULL) return 1; int ret = 1; libvlc_set_exit_handler (vlc, vlc_kill, &self); libvlc_set_app_id (vlc, "org.VideoLAN.VLC", PACKAGE_VERSION, PACKAGE_NAME); libvlc_set_user_agent (vlc, "VLC media player", "VLC/"PACKAGE_VERSION); libvlc_add_intf (vlc, "hotkeys,none"); if (libvlc_add_intf (vlc, NULL)) goto out; libvlc_playlist_play (vlc, -1, 0, NULL); /* Qt4 insists on catching SIGCHLD via signal handler. To work around that, * unblock it after all our child threads are created. */ sigdelset (&set, SIGCHLD); pthread_sigmask (SIG_SETMASK, &set, NULL); /* Do not dequeue SIGHUP if it is ignored (nohup) */ if (signal_ignored (SIGHUP)) sigdelset (&set, SIGHUP); /* Ignore SIGPIPE */ sigdelset (&set, SIGPIPE); int signum; sigwait (&set, &signum); /* Restore default signal behaviour after 3 seconds */ sigemptyset (&set); sigaddset (&set, SIGINT); sigaddset (&set, SIGALRM); signal (SIGINT, SIG_IGN); signal (SIGALRM, exit_timeout); pthread_sigmask (SIG_UNBLOCK, &set, NULL); alarm (3); ret = 0; /* Cleanup */ out: libvlc_release (vlc); return ret; }
AudioOutput::AudioOutput( QObject* parent ) : QObject( parent ) , m_currentState( Stopped ) , m_currentStream( nullptr ) , m_seekable( true ) , m_muted( false ) , m_autoDelete( true ) , m_volume( 1.0 ) , m_currentTime( 0 ) , m_totalTime( 0 ) , m_justSeeked( false ) , dspPluginCallback( nullptr ) , m_vlcInstance( nullptr ) , m_vlcPlayer( nullptr ) , m_vlcMedia( nullptr ) { tDebug() << Q_FUNC_INFO; AudioOutput::s_instance = this; qRegisterMetaType<AudioOutput::AudioState>("AudioOutput::AudioState"); const char* vlcArgs[] = { "--ignore-config", "--extraintf=logger", qApp->arguments().contains( "--verbose" ) ? "--verbose=3" : "", // "--no-plugins-cache", // "--no-media-library", // "--no-osd", // "--no-stats", // "--no-video-title-show", // "--no-snapshot-preview", // "--services-discovery=''", "--no-video", "--no-xlib" }; // Create and initialize a libvlc instance (it should be done only once) m_vlcInstance = libvlc_new( sizeof(vlcArgs) / sizeof(*vlcArgs), vlcArgs ); if ( !m_vlcInstance ) { tDebug() << Q_FUNC_INFO << "libVLC: could not initialize"; //FIXME PANIC, abort } libvlc_set_user_agent( m_vlcInstance, TOMAHAWK_APPLICATION_NAME, TOMAHAWK_APPLICATION_NAME "/" TOMAHAWK_VERSION ); // FIXME: icon is named tomahawk, so we need the lowercase application name #if (LIBVLC_VERSION_INT >= LIBVLC_VERSION(2, 1, 0, 0)) libvlc_set_app_id( m_vlcInstance, "org.tomahawk-player.desktop", TOMAHAWK_VERSION, "tomahawk" ); #endif m_vlcPlayer = libvlc_media_player_new( m_vlcInstance ); libvlc_event_manager_t* manager = libvlc_media_player_event_manager( m_vlcPlayer ); libvlc_event_type_t events[] = { libvlc_MediaPlayerMediaChanged, libvlc_MediaPlayerNothingSpecial, libvlc_MediaPlayerOpening, libvlc_MediaPlayerBuffering, libvlc_MediaPlayerPlaying, libvlc_MediaPlayerPaused, libvlc_MediaPlayerStopped, libvlc_MediaPlayerForward, libvlc_MediaPlayerBackward, libvlc_MediaPlayerEndReached, libvlc_MediaPlayerEncounteredError, libvlc_MediaPlayerTimeChanged, libvlc_MediaPlayerPositionChanged, libvlc_MediaPlayerSeekableChanged, libvlc_MediaPlayerPausableChanged, libvlc_MediaPlayerTitleChanged, libvlc_MediaPlayerSnapshotTaken, //libvlc_MediaPlayerLengthChanged, libvlc_MediaPlayerVout }; const int eventCount = sizeof(events) / sizeof( *events ); for ( int i = 0; i < eventCount; i++ ) { libvlc_event_attach( manager, events[ i ], &AudioOutput::vlcEventCallback, this ); } tDebug() << Q_FUNC_INFO << "Init OK"; }