/// <summary>
/// Provide a specified parameter to initialize a Vlc instance
/// </summary>
/// <param name="argv"></param>
/// <exception cref="VlcCreateFailException">Can't create a Vlc instence, check your Vlc options.</exception>
/// <exception cref="Exception">A delegate callback throws an exception.</exception>
public Vlc(String[] argv)
{
InstancePointer = argv == null
? _newInstanceFunction.Delegate(0, IntPtr.Zero)
: _newInstanceFunction.Delegate(argv.Length, InteropHelper.StringArrayToPtr(argv));
if (InstancePointer == IntPtr.Zero)
{
var ex = VlcError.GetErrorMessage();
throw new VlcCreateFailException(ex);
}
EventManager = new VlcEventManager(this, _getMediaEventManagerFunction.Delegate(InstancePointer));
_onVlmMediaAdded = OnVlmMediaAdded;
_onVlmMediaRemoved = OnVlmMediaRemoved;
_onVlmMediaChanged = OnVlmMediaChanged;
_onVlmMediaInstanceStarted = OnVlmMediaInstanceStarted;
_onVlmMediaInstanceStopped = OnVlmMediaInstanceStopped;
_onVlmMediaInstanceStatusInit = OnVlmMediaInstanceStatusInit;
_onVlmMediaInstanceStatusOpening = OnVlmMediaInstanceStatusOpening;
_onVlmMediaInstanceStatusPlaying = OnVlmMediaInstanceStatusPlaying;
_onVlmMediaInstanceStatusPause = OnVlmMediaInstanceStatusPause;
_onVlmMediaInstanceStatusEnd = OnVlmMediaInstanceStatusEnd;
_onVlmMediaInstanceStatusError = OnVlmMediaInstanceStatusError;
_onVlmMediaAddedHandle = GCHandle.Alloc(_onVlmMediaAdded);
_onVlmMediaRemovedHandle = GCHandle.Alloc(_onVlmMediaRemoved);
_onVlmMediaChangedHandle = GCHandle.Alloc(_onVlmMediaChanged);
_onVlmMediaInstanceStartedHandle = GCHandle.Alloc(_onVlmMediaInstanceStarted);
_onVlmMediaInstanceStoppedHandle = GCHandle.Alloc(_onVlmMediaInstanceStopped);
_onVlmMediaInstanceStatusInitHandle = GCHandle.Alloc(_onVlmMediaInstanceStatusInit);
_onVlmMediaInstanceStatusOpeningHandle = GCHandle.Alloc(_onVlmMediaInstanceStatusOpening);
_onVlmMediaInstanceStatusPlayingHandle = GCHandle.Alloc(_onVlmMediaInstanceStatusPlaying);
_onVlmMediaInstanceStatusPauseHandle = GCHandle.Alloc(_onVlmMediaInstanceStatusPause);
_onVlmMediaInstanceStatusEndHandle = GCHandle.Alloc(_onVlmMediaInstanceStatusEnd);
_onVlmMediaInstanceStatusErrorHandle = GCHandle.Alloc(_onVlmMediaInstanceStatusError);
HandleManager.Add(this);
EventManager.Attach(EventTypes.VlmMediaAdded, _onVlmMediaAdded, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaRemoved, _onVlmMediaRemoved, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaChanged, _onVlmMediaChanged, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStarted, _onVlmMediaInstanceStarted, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStopped, _onVlmMediaInstanceStopped, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStatusInit, _onVlmMediaInstanceStatusInit, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStatusOpening, _onVlmMediaInstanceStatusOpening, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStatusPlaying, _onVlmMediaInstanceStatusPlaying, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStatusPause, _onVlmMediaInstanceStatusPause, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStatusEnd, _onVlmMediaInstanceStatusEnd, IntPtr.Zero);
EventManager.Attach(EventTypes.VlmMediaInstanceStatusError, _onVlmMediaInstanceStatusError, IntPtr.Zero);
}
/// <summary>
/// Create a Vlc instance by options.
/// </summary>
/// <param name="argv"></param>
/// <exception cref="VlcCreateFailException">Can't create a Vlc instence, check your Vlc options.</exception>
/// <exception cref="Exception">A delegate callback throws an exception.</exception>
public Vlc(string[] argv)
{
InstancePointer = argv == null
? LibVlcManager.GetFunctionDelegate <libvlc_new>().Invoke(0, IntPtr.Zero)
: LibVlcManager.GetFunctionDelegate <libvlc_new>()
.Invoke(argv.Length, InteropHelper.StringArrayToPtr(argv));
if (InstancePointer == null)
{
throw new VlcCreateFailException(VlcError.GetErrorMessage());
}
ExitHandler onExit = OnExit;
_onExitHandle = GCHandle.Alloc(onExit);
LibVlcManager.GetFunctionDelegate <libvlc_set_exit_handler>().Invoke(InstancePointer, onExit, null);
VlcObjectManager.Add(this);
}
/// <summary>
/// Load LibVlc dlls, and mapping all function.
/// </summary>
/// <param name="libVlcDirectory">directory of LibVlc</param>
/// <exception cref="LibVlcLoadLibraryException">
/// Can't load LibVlc dlls, check the platform and LibVlc target platform
/// (should be same, x86 or x64).
/// </exception>
/// <exception cref="TypeLoadException">A custom attribute type cannot be loaded. </exception>
/// <exception cref="NoLibVlcFunctionAttributeException">
/// For LibVlcFunction, need LibVlcFunctionAttribute to get Infomation
/// of function.
/// </exception>
/// <exception cref="FunctionNotFoundException">Can't find function in dll.</exception>
/// <exception cref="VersionStringParseException">Can't parse libvlc version string, it must like "2.2.0-Meta Weatherwax".</exception>
/// <exception cref="OverflowException">
/// At least one component of version represents a number greater than
/// <see cref="F:System.Int32.MaxValue" />.
/// </exception>
public static void LoadLibVlc(String libVlcDirectory = null)
{
LibVlcDirectory = libVlcDirectory == null ? "" : libVlcDirectory;
if (IsLibLoaded)
{
return;
}
try
{
FileInfo libcore = new FileInfo(Path.Combine(LibVlcDirectory, "libvlccore.dll"));
FileInfo libvlc = new FileInfo(Path.Combine(LibVlcDirectory, "libvlc.dll"));
LibVlcVCoreHandle = Win32Api.LoadLibrary(libcore.FullName);
LibVlcHandle = Win32Api.LoadLibrary(libvlc.FullName);
}
catch (Win32Exception e)
{
throw new LibVlcLoadLibraryException(e);
}
_getVersionFunction = new LibVlcFunction <GetVersion>();
LibVlcVersion = new LibVlcVersion(GetVersion());
_getCompilerFunction = new LibVlcFunction <GetCompiler>();
_getChangesetFunction = new LibVlcFunction <GetChangeset>();
_freeFunction = new LibVlcFunction <Free>();
_releaseLibVlcModuleDescriptionFunction = new LibVlcFunction <ReleaseLibVlcModuleDescription>();
_releaseAudioOutputListFunction = new LibVlcFunction <ReleaseAudioOutputList>();
_releaseAudioDeviceListFunction = new LibVlcFunction <ReleaseAudioDeviceList>();
_releaseTrackDescriptionFunction = new LibVlcFunction <ReleaseTrackDescription>();
_releaseTracksFunction = new LibVlcFunction <ReleaseTracks>();
Vlc.LoadLibVlc();
VlcError.LoadLibVlc();
VlcEventManager.LoadLibVlc();
VlcMedia.LoadLibVlc();
VlcMediaPlayer.LoadLibVlc();
AudioEqualizer.LoadLibVlc();
}
