/// <summary>
/// 通过名称创建一个新的 VlcMedia
/// </summary>
/// <param name="vlc">Vlc 对象</param>
/// <param name="name">媒体名称</param>
public static VlcMedia CreateAsNewNode(Vlc vlc, String name)
{
GCHandle handle = GCHandle.Alloc(Encoding.UTF8.GetBytes(name), GCHandleType.Pinned);
var madia = new VlcMedia(_createMediaAsNewNodeFunction.Delegate(vlc.InstancePointer, handle.AddrOfPinnedObject()));
handle.Free();
return(madia);
}
/// <summary>
/// 通过给定的文件路径创建一个新的 VlcMedia
/// </summary>
/// <param name="vlc">Vlc 对象</param>
/// <param name="path">文件路径</param>
public static VlcMedia CreateFormPath(Vlc vlc, String path)
{
GCHandle handle = GCHandle.Alloc(Encoding.UTF8.GetBytes(path), GCHandleType.Pinned);
var media = new VlcMedia(_createMediaFormPathFunction.Delegate(vlc.InstancePointer, handle.AddrOfPinnedObject()));
handle.Free();
return(media);
}
/// <summary>
/// 使用已经设定好的路径,载入 LibVlc
/// </summary>
public static void LoadLibVlc()
{
if (!IsLibLoaded)
{
try
{
FileInfo libcore = new FileInfo(Path.Combine(LibDirectory, @"libvlccore.dll"));
FileInfo libvlc = new FileInfo(Path.Combine(LibDirectory, @"libvlc.dll"));
LibCoreHandle = Win32Api.LoadLibrary(libcore.FullName);
LibHandle = Win32Api.LoadLibrary(libvlc.FullName);
}
catch (Win32Exception e)
{
throw new Exception("无法载入 LibVlc 库", e);
}
_getVersionFunction = new LibVlcFunction <GetVersion>(LibHandle);
var versionString = InteropHelper.PtrToString(_getVersionFunction.Delegate());
var match = Regex.Match(versionString, "^[0-9.]*");
if (match.Success)
{
LibVersion = new Version(match.Groups[0].Value);
}
var devString = LibDev = versionString.Split(' ', '-')[1];
_newInstanceFunction = new LibVlcFunction <NewInstance>(LibHandle, LibVersion, devString);
_releaseInstanceFunction = new LibVlcFunction <ReleaseInstance>(LibHandle, LibVersion, devString);
_retainInstanceFunction = new LibVlcFunction <RetainInstance>(LibHandle, LibVersion, devString);
_addInterfaceFunction = new LibVlcFunction <AddInterface>(LibHandle, LibVersion, devString);
_setExitHandlerFunction = new LibVlcFunction <SetExitHandler>(LibHandle, LibVersion, devString);
_waitFunction = new LibVlcFunction <Wait>(LibHandle, LibVersion, devString);
_setUserAgentFunction = new LibVlcFunction <SetUserAgent>(LibHandle, LibVersion, devString);
_setAppIdFunction = new LibVlcFunction <SetAppId>(LibHandle, LibVersion, devString);
_getCompilerFunction = new LibVlcFunction <GetCompiler>(LibHandle, LibVersion, devString);
_getChangesetFunction = new LibVlcFunction <GetChangeset>(LibHandle, LibVersion, devString);
_freeFunction = new LibVlcFunction <Free>(LibHandle, LibVersion, devString);
_releaseLibVlcModuleDescriptionFunction = new LibVlcFunction <ReleaseLibVlcModuleDescription>(LibHandle, LibVersion, devString);
_getAudioFilterListFunction = new LibVlcFunction <GetAudioFilterList>(LibHandle, LibVersion, devString);
_getVideoFilterListFunction = new LibVlcFunction <GetVideoFilterList>(LibHandle, LibVersion, devString);
VlcError.LoadLibVlc(LibHandle, LibVersion, devString);
VlcEventManager.LoadLibVlc(LibHandle, LibVersion, devString);
VlcMedia.LoadLibVlc(LibHandle, LibVersion, devString);
VlcMediaPlayer.LoadLibVlc(LibHandle, LibVersion, devString);
IsLibLoaded = true;
}
}
/// <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-xZune 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();
}
/// <summary>
/// 通过给定的文件路径创建一个新的 VlcMedia
/// </summary>
/// <param name="path">文件路径</param>
public VlcMedia CreateMediaFormPath(String path)
{
return(VlcMedia.CreateFormPath(this, path));
}
/// <summary>
/// 通过给定的文件 Url 创建一个新的 VlcMedia,该 Url 的格式必须以 "file://" 开头,参见 "RFC3986".
/// </summary>
/// <param name="url">文件 Url</param>
public VlcMedia CreateMediaFormLocation(String url)
{
return(VlcMedia.CreateFormLocation(this, url));
}
/// <summary>
/// 通过给定的文件描述符创建一个新的 VlcMedia
/// </summary>
/// <param name="fileDescriptor">文件描述符</param>
public VlcMedia CreateMediaFormFileDescriptor(int fileDescriptor)
{
return(VlcMedia.CreateFormFileDescriptor(this, fileDescriptor));
}
/// <summary>
/// 通过名称创建一个新的 VlcMedia
/// </summary>
/// <param name="name">媒体名称</param>
public VlcMedia CreateMediaAsNewNode(String name)
{
return(VlcMedia.CreateAsNewNode(this, name));
}
public static VlcMediaPlayer CreatFormMedia(VlcMedia media)
{
return new VlcMediaPlayer(_createMediaPlayerFromMediaFunction.Delegate(media.InstancePointer));
}
public MediaPlayerMediaChangedEventArgs(VlcMedia newMedia)
{
NewMedia = newMedia;
}
public static VlcMediaPlayer CreatFormMedia(VlcMedia media)
{
return(new VlcMediaPlayer(CreateMediaPlayerFromMediaFunction.Delegate(media.InstancePointer)));
}
public MediaPlayerMediaChangedEventArgs(VlcMedia newMedia)
{
NewMedia = newMedia;
}
private void PlayerOnMediaChanged( object sender, MediaPlayerMediaChangedEventArgs e )
{
lastMedia = e.NewMedia;
lastMedia.ParsedChanged += NewMediaOnParsedChanged;
}