protected override void Initialize(libvlc_media_track_t *mediaTrack)
{
base.Initialize(mediaTrack);
var subtitleData = (libvlc_subtitle_track_t *)mediaTrack->data;
Encoding = InteropHelper.PtrToString(subtitleData->psz_encoding);
}
internal TrackDescription(libvlc_track_description_t *pointer)
{
if (pointer == null)
{
return;
}
Name = InteropHelper.PtrToString(pointer->psz_name);
Id = pointer->i_id;
}
protected override void Initialize(Interop.Media.MediaTrack mediaTrack)
{
base.Initialize(mediaTrack);
var subtitleTrack =
(Interop.Media.SubtitleTrack)Marshal.PtrToStructure(Track, typeof(Interop.Media.SubtitleTrack));
Encoding = InteropHelper.PtrToString(subtitleTrack.Encoding);
}
internal AudioDevice(libvlc_audio_output_device_t *pointer)
{
if (pointer == null)
{
return;
}
Device = InteropHelper.PtrToString(pointer->psz_device);
Description = InteropHelper.PtrToString(pointer->psz_description);
}
public String VlmGetInfomation(String name)
{
var nameHandle = InteropHelper.StringToPtr(name);
var result = _returnJsonMessageFunction.Delegate(InstancePointer, nameHandle.AddrOfPinnedObject());
nameHandle.Free();
return(InteropHelper.PtrToString(result));
}
internal AudioOutput(libvlc_audio_output_t *pointer)
{
if (pointer == null)
{
return;
}
Name = InteropHelper.PtrToString(pointer->psz_name);
Description = InteropHelper.PtrToString(pointer->psz_description);
}
internal ModuleDescription(libvlc_module_description_t *pointer)
{
if (pointer == null)
{
return;
}
Name = InteropHelper.PtrToString(pointer->psz_name);
ShortName = InteropHelper.PtrToString(pointer->psz_shortname);
LongName = InteropHelper.PtrToString(pointer->psz_longname);
Help = InteropHelper.PtrToString(pointer->psz_help);
}
internal AudioDevice(IntPtr pointer)
{
_pointer = pointer;
if (pointer != IntPtr.Zero)
{
_struct =
(Interop.MediaPlayer.AudioDevice)
Marshal.PtrToStructure(pointer, typeof(Interop.MediaPlayer.AudioDevice));
Device = InteropHelper.PtrToString(_struct.Device);
Description = InteropHelper.PtrToString(_struct.Description);
}
}
internal TrackDescription(IntPtr pointer)
{
_pointer = pointer;
if (pointer != IntPtr.Zero)
{
Struct =
(Interop.MediaPlayer.TrackDescription)
Marshal.PtrToStructure(pointer, typeof(Interop.MediaPlayer.TrackDescription));
Name = InteropHelper.PtrToString(Struct.Name);
Id = Struct.Id;
}
}
protected virtual void Initialize(libvlc_media_track_t *mediaTrack)
{
Codec = mediaTrack->i_codec;
OriginalFourcc = mediaTrack->i_original_fourcc;
Id = mediaTrack->i_id;
Type = (TrackType)mediaTrack->i_type;
Profile = mediaTrack->i_profile;
Level = mediaTrack->i_level;
Bitrate = mediaTrack->i_bitrate;
Language = InteropHelper.PtrToString(mediaTrack->psz_language);
Description = InteropHelper.PtrToString(mediaTrack->psz_description);
}
protected virtual void Initialize(Interop.Media.MediaTrack mediaTrack)
{
Codec = mediaTrack.Codec;
OriginalFourcc = mediaTrack.OriginalFourcc;
Id = mediaTrack.Id;
Type = mediaTrack.Type;
Profile = mediaTrack.Profile;
Level = mediaTrack.Level;
Bitrate = mediaTrack.Bitrate;
Language = InteropHelper.PtrToString(mediaTrack.Language);
Description = InteropHelper.PtrToString(mediaTrack.Description);
Track = mediaTrack.Track;
}
internal ModuleDescription(IntPtr pointer)
{
_pointer = pointer;
if (pointer != IntPtr.Zero)
{
_struct =
(Interop.Core.ModuleDescription)
Marshal.PtrToStructure(pointer, typeof(Interop.Core.ModuleDescription));
Name = InteropHelper.PtrToString(_struct.Name);
ShortName = InteropHelper.PtrToString(_struct.ShortName);
LongName = InteropHelper.PtrToString(_struct.LongName);
Help = InteropHelper.PtrToString(_struct.Help);
}
}
/// <summary>
/// Get compiler infomation of LibVlc.
/// </summary>
/// <returns></returns>
public static String GetCompiler()
{
return(InteropHelper.PtrToString(_getCompilerFunction.Delegate()));
}
/// <summary>
/// 获取媒体的某个元属性,如果尚未解析元属性,将会返回 NULL.
/// 这个方法会自动调用 <see cref="ParseMediaAsync" /> 方法,所以你在之后应该会收到一个 MediaMetaChanged 事件.
/// 如果你喜欢同步版本,可以在 GetMeta 之前调用 <see cref="ParseMedia" /> 方法
/// </summary>
/// <param name="type">元属性类型</param>
/// <returns>返回媒体的某个元属性</returns>
public String GetMeta(MetaDataType type)
{
return(InteropHelper.PtrToString(_getMetaFunction.Delegate(InstancePointer, type)));
}
/// <summary>
/// 获取媒体的基本编码器的说明
/// </summary>
/// <param name="type">由 <see cref="MediaTrack.Type" /> 得来</param>
/// <param name="codec">由 <see cref="MediaTrack.Codec" /> 得来</param>
/// <returns>返回媒体的基本编码器的说明</returns>
public static String GetCodecDescription(TrackType type, int codec)
{
return(InteropHelper.PtrToString(_getCodecDescriptionFunction.Delegate(type, codec)));
}
/// <summary>
/// Get a readable error message.
/// </summary>
/// <returns>return a readable LibVlc error message, if there are no error will return <see cref="null" /></returns>
/// <exception cref="Exception">A delegate callback throws an exception.</exception>
public static string GetErrorMessage()
{
return(InteropHelper.PtrToString(LibVlcManager.GetFunctionDelegate <libvlc_errmsg>().Invoke()));
}
/// <summary>
/// Get event type name.
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public static String GetEventTypeName(EventTypes type)
{
return(InteropHelper.PtrToString(_getTypeNameFunction.Delegate(type)));
}
/// <summary>
/// Get event type name.
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public static string GetEventTypeName(EventType type)
{
return(InteropHelper.PtrToString(LibVlcManager.GetFunctionDelegate <libvlc_event_type_name>()
.Invoke((libvlc_event_e)type)));
}
/// <summary>
/// Get a readable error message.
/// </summary>
/// <returns>return a readable LibVlc error message, if there are no error will return <see cref="null" /></returns>
/// <exception cref="Exception">A delegate callback throws an exception.</exception>
public static String GetErrorMessage()
{
return(InteropHelper.PtrToString(_errorMessageFunction.Delegate()));
}
/// <summary>
/// Get version string of LibVlc.
/// </summary>
/// <returns></returns>
public static String GetVersion()
{
return(InteropHelper.PtrToString(_getVersionFunction.Delegate()));
}
/// <summary>
/// Get changeset of LibVlc.
/// </summary>
/// <returns></returns>
public static String GetChangeset()
{
return(InteropHelper.PtrToString(_getChangesetFunction.Delegate()));
}
/// <summary>
/// Get the name of a particular equalizer preset.
/// </summary>
/// <param name="index"></param>
/// <returns></returns>
public static String GetPresetEqualizerName(uint index)
{
return(InteropHelper.PtrToString(_getEqualizerPresetNameFunction.Delegate(index)));
}
