private void OnMediaPlayerSnapshotTakenInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
var fileName = Utf8InteropStringConverter.Utf8InteropToString(args.eventArgsUnion.MediaPlayerSnapshotTaken.pszFilename);
OnMediaPlayerSnapshotTaken(fileName);
}
public IEnumerable <FilterModuleDescription> GetVideoFilters()
{
var module = Manager.GetVideoFilterList();
ModuleDescriptionStructure nextModule = MarshalHelper.PtrToStructure <ModuleDescriptionStructure>(module);
var result = GetSubFilter(nextModule);
if (module != IntPtr.Zero)
{
Manager.ReleaseModuleDescriptionInstance(module);
}
return(result);
}
/// <summary>
/// Return pthe specified sparse matrix element if it exists; otherwise, default(T).
/// </summary>
/// <param name="idx">Array of Mat::dims indices.</param>
/// <param name="hashVal">If hashVal is not null, the element hash value is not computed but hashval is taken instead.</param>
/// <returns></returns>
public T Value <T>(int[] idx, long?hashVal = null)
where T : struct
{
IntPtr p = Ptr(idx, false, hashVal);
if (p == IntPtr.Zero)
{
return(default(T));
}
return(MarshalHelper.PtrToStructure <T>(p));
}
/// <summary>
/// Return pthe specified sparse matrix element if it exists; otherwise, null.
/// </summary>
/// <param name="idx">Array of Mat::dims indices.</param>
/// <param name="hashVal">If hashVal is not null, the element hash value is not computed but hashval is taken instead.</param>
/// <returns></returns>
public T?Find <T>(int[] idx, long?hashVal = null)
where T : struct
{
var p = Ptr(idx, false, hashVal);
if (p == IntPtr.Zero)
{
return(null);
}
return(MarshalHelper.PtrToStructure <T>(p));
}
/// <summary>
/// Return pthe specified sparse matrix element if it exists; otherwise, null.
/// </summary>
/// <param name="i0">Index along the dimension 0</param>
/// <param name="i1">Index along the dimension 1</param>
/// <param name="i2">Index along the dimension 2</param>
/// <param name="hashVal">If hashVal is not null, the element hash value is not computed but hashval is taken instead.</param>
/// <returns></returns>
public T?Find <T>(int i0, int i1, int i2, long?hashVal = null)
where T : struct
{
IntPtr p = Ptr(i0, i1, i2, false, hashVal);
if (p == IntPtr.Zero)
{
return(null);
}
return(MarshalHelper.PtrToStructure <T>(p));
}
/// <summary>
/// 2-dimensional indexer
/// </summary>
/// <param name="i0">Index along the dimension 0</param>
/// <param name="i1">Index along the dimension 1</param>
/// <returns>A value to the specified array element.</returns>
public override T this[int i0, int i1]
{
get
{
var p = new IntPtr(ptrVal + (step * i0) + (sizeOfT * i1));
return(MarshalHelper.PtrToStructure <T>(p));
}
set
{
var p = new IntPtr(ptrVal + (step * i0) + (sizeOfT * i1));
Marshal.StructureToPtr(value, p, false);
}
}
/// <summary>
/// n-dimensional indexer
/// </summary>
/// <param name="idx">Array of Mat::dims indices.</param>
/// <param name="hashVal">If hashVal is not null, the element hash value is not computed but hashval is taken instead.</param>
/// <returns>A value to the specified array element.</returns>
public override T this[int[] idx, long?hashVal = null]
{
get
{
IntPtr p = parent.Ptr(idx, true, hashVal);
return(MarshalHelper.PtrToStructure <T>(p));
}
set
{
IntPtr p = parent.Ptr(idx, true, hashVal);
Marshal.StructureToPtr(value, p, false);
}
}
static void Main(string[] args)
{
Mat m = Mat.Eye(new Size(2, 2), MatType.CV_32FC3);
for (int y = 0; y < m.Rows; y++)
{
for (int x = 0; x < m.Cols; x++)
{
int offset = (int)m.Step() * y + m.ElemSize() * x; // offset 지정
Vec3b i = MarshalHelper.PtrToStructure <Vec3b>(m.Ptr(0) + offset + 0);
Console.WriteLine($"{offset} - ({y}, {x}) : {i.Item0}, {i.Item1}, {i.Item2}");
}
}
}
internal static List <TrackDescription> GetSubTrackDescription(IntPtr moduleRef)
{
var result = new List <TrackDescription>();
if (moduleRef != IntPtr.Zero)
{
var module = MarshalHelper.PtrToStructure <TrackDescriptionStructure>(moduleRef);
var name = Utf8InteropStringConverter.Utf8InteropToString(module.Name);
result.Add(new TrackDescription(module.Id, name));
var data = GetSubTrackDescription(module.NextTrackDescription);
result.AddRange(data);
}
return(result);
}
private List <FilterModuleDescription> GetSubFilter(ModuleDescriptionStructure module)
{
var result = new List <FilterModuleDescription>();
var filterModule = FilterModuleDescription.GetFilterModuleDescription(module);
if (filterModule == null)
{
return(result);
}
result.Add(filterModule);
if (module.NextModule != IntPtr.Zero)
{
ModuleDescriptionStructure nextModule = MarshalHelper.PtrToStructure <ModuleDescriptionStructure>(module.NextModule);
var data = GetSubFilter(nextModule);
if (data.Count > 0)
{
result.AddRange(data);
}
}
return(result);
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <returns></returns>
public T GetValue <T>() where T : struct
{
return(MarshalHelper.PtrToStructure <T>(Value));
}
private void OnMediaPlayerBufferingInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaPlayerBuffering(args.eventArgsUnion.MediaPlayerBuffering.NewCache);
}
private void OnMediaMetaChangedInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaMetaChanged(args.eventArgsUnion.MediaMetaChanged.MetaType);
}
private void OnMediaSubItemTreeAddedInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaSubItemTreeAdded(new VlcMedia(myVlcMediaPlayer, VlcMediaInstance.New(myVlcMediaPlayer.Manager, args.eventArgsUnion.MediaSubItemTreeAdded.MediaInstance)));
}
private void OnMediaPlayerAudioDeviceInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaPlayerAudioDevice(Utf8InteropStringConverter.Utf8InteropToString(args.eventArgsUnion.MediaPlayerAudioDevice.pszDevice));
}
private void OnMediaDurationChangedInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaDurationChanged(args.eventArgsUnion.MediaDurationChanged.NewDuration);
}
private void OnMediaPlayerMediaChangedInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaPlayerMediaChanged(new VlcMedia(this, VlcMediaInstance.New(Manager, args.eventArgsUnion.MediaPlayerMediaChanged.MediaInstance)));
}
private void OnMediaPlayerVideoOutChangedInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaPlayerVideoOutChanged(args.eventArgsUnion.MediaPlayerVideoOutChanged.NewCount);
}
private void OnMediaPlayerAudioVolumeInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaPlayerAudioVolume(args.eventArgsUnion.MediaPlayerAudioVolume.volume);
}
private void OnMediaPlayerScrambledChangedInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaPlayerScrambledChanged(args.eventArgsUnion.MediaPlayerScrambledChanged.NewScrambled);
}
private void OnMediaPlayerLengthChangedInternal(IntPtr ptr)
{
var args = MarshalHelper.PtrToStructure <VlcEventArg>(ptr);
OnMediaPlayerLengthChanged(args.eventArgsUnion.MediaPlayerLengthChanged.NewLength * 10000);
}