public HandlerReferenceBox(MediaBox inParent)
: base(BoxTypes.HandlerReference)
{
parent = inParent;
handler_type = new byte[4];
this.Size += 20UL; // does not include Name (see below)
}
public MediaHeaderBox(MediaBox inParent, ulong duration, uint timeScale)
: this(inParent)
{
base.Version = (byte)((duration < uint.MaxValue) ? 0 : 1); // set this to 1 (see constructor above)
//base.Version = 1;
if (base.Version == 1)
this.Size += 32UL;
else
this.Size += 20UL;
this.creationTime = (ulong)DateTime.Now.Ticks;
this.modificationTime = (ulong)DateTime.Now.Ticks;
this.Duration = duration;
this.TimeScale = timeScale;
this.language = 5575; // 5575 (English language?)
}
public HandlerReferenceBox(MediaBox inParent, Codec codec)
: this(inParent)
{
base.Version = 0;
if (codec.CodecType == CodecTypes.Audio)
{
HandlerType = "soun";
Name = "Sound Media Handler";
}
else if (codec.CodecType == CodecTypes.Video)
{
HandlerType = "vide";
Name = "Video Media Handler";
}
else HandlerType = "unkn"; // unknown
this.Size += (ulong)Name.Length + 1UL;
}
public MediaInformationBox(MediaBox inParent, IsochronousTrackInfo trackInfo)
: this(inParent)
{
if (trackInfo.GetType() == typeof(RawAudioTrackInfo))
{
SoundMediaHeaderBox = new SoundMediaHeaderBox();
this.Size += SoundMediaHeaderBox.Size;
}
else if (trackInfo.GetType() == typeof(RawVideoTrackInfo))
{
VideoMediaHeaderBox = new VideoMediaHeaderBox();
this.Size += VideoMediaHeaderBox.Size;
}
DataInformationBox = new DataInformationBox();
this.Size += DataInformationBox.Size;
SampleTableBox = new SampleTableBox(this, trackInfo);
// Size for SampleTableBox is determined only during SampleTableBox.FinalizeBox
}
public MediaHeaderBox(MediaBox inParent, ulong duration, uint timeScale)
: this(inParent)
{
base.Version = (byte)((duration < uint.MaxValue) ? 0 : 1); // set this to 1 (see constructor above)
//base.Version = 1;
if (base.Version == 1)
{
this.Size += 32UL;
}
else
{
this.Size += 20UL;
}
this.creationTime = (ulong)DateTime.Now.Ticks;
this.modificationTime = (ulong)DateTime.Now.Ticks;
this.Duration = duration;
this.TimeScale = timeScale;
this.language = 5575; // 5575 (English language?)
}
public HandlerReferenceBox(MediaBox inParent, Codec codec)
: this(inParent)
{
base.Version = 0;
if (codec.CodecType == CodecTypes.Audio)
{
HandlerType = "soun";
Name = "Sound Media Handler";
}
else if (codec.CodecType == CodecTypes.Video)
{
HandlerType = "vide";
Name = "Video Media Handler";
}
else
{
HandlerType = "unkn"; // unknown
}
this.Size += (ulong)Name.Length + 1UL;
}
public override string ToString()
{
StringBuilder xml = new StringBuilder();
xml.Append(base.ToString());
xml.Append(TrackHeaderBox.ToString());
if (MediaBox != null)
{
xml.Append(MediaBox.ToString());
}
if (TrackReferenceBox != null)
{
xml.Append(TrackReferenceBox.ToString());
}
if (EdtsBox != null)
{
xml.Append(EdtsBox.ToString());
}
xml.Append("</box>");
return(xml.ToString());
}
public TrackBox(IsochronousTrackInfo trackInfo)
: this()
{
float height = 0.0f;
float width = 0.0f;
if (trackInfo is RawVideoTrackInfo)
{
// set the TRACK width, which may differ from SampleDescription width and height, depending on Aspect Ratio
RawVideoTrackInfo rvti = (RawVideoTrackInfo)trackInfo;
height = rvti.Height;
width = rvti.Width * ((float)rvti.AspectRatioX / (float)rvti.AspectRatioY);
}
ulong scaledDuration = (ulong)TimeArithmetic.ConvertToTimeScale(trackInfo.MovieTimeScale, trackInfo.DurationIn100NanoSecs);
TrackHeaderBox = new TrackHeaderBox((uint)trackInfo.TrackID, scaledDuration, height, width);
// TrackHeaderBox = new TrackHeaderBox((uint)trackInfo.TrackID, (trackInfo.Duration * oneSecondTicks) / trackInfo.TimeScale, height, width);
this.Size += TrackHeaderBox.Size;
// skip the TrackReferenceBox for now
//TrackReferenceBox = new TrackReferenceBox((uint)trackInfo.TrackID);
//this.Size += TrackReferenceBox.Size;
#if EDTS_OUT
EdtsBox = (EdtsBox)trackInfo.GetEdtsBox();
if (EdtsBox != null)
{
this.Size += EdtsBox.Size;
EdtsBox.ScaleToTarget(trackInfo.MovieTimeScale, trackInfo.TimeScale);
}
#endif
MediaBox = new MediaBox(trackInfo);
// MediaBox.Size can only be determined during FinalizeBox
// NOTE: NO Esds Box
}
public TrackBox(IsochronousTrackInfo trackInfo)
: this()
{
float height = 0.0f;
float width = 0.0f;
if (trackInfo is RawVideoTrackInfo)
{
// set the TRACK width, which may differ from SampleDescription width and height, depending on Aspect Ratio
RawVideoTrackInfo rvti = (RawVideoTrackInfo)trackInfo;
height = rvti.Height;
width = rvti.Width * ((float)rvti.AspectRatioX / (float)rvti.AspectRatioY);
}
ulong scaledDuration = (ulong)TimeArithmetic.ConvertToTimeScale(trackInfo.MovieTimeScale, trackInfo.DurationIn100NanoSecs);
TrackHeaderBox = new TrackHeaderBox((uint)trackInfo.TrackID, scaledDuration, height, width);
// TrackHeaderBox = new TrackHeaderBox((uint)trackInfo.TrackID, (trackInfo.Duration * oneSecondTicks) / trackInfo.TimeScale, height, width);
this.Size += TrackHeaderBox.Size;
// skip the TrackReferenceBox for now
//TrackReferenceBox = new TrackReferenceBox((uint)trackInfo.TrackID);
//this.Size += TrackReferenceBox.Size;
#if EDTS_OUT
EdtsBox = (EdtsBox)trackInfo.GetEdtsBox();
if (EdtsBox != null)
{
this.Size += EdtsBox.Size;
EdtsBox.ScaleToTarget(trackInfo.MovieTimeScale, trackInfo.TimeScale);
}
#endif
MediaBox = new MediaBox(trackInfo);
// MediaBox.Size can only be determined during FinalizeBox
// NOTE: NO Esds Box
}
public override void Read(BoxReader reader)
{
using (new SizeChecker(this, reader)) {
base.Read(reader);
TrackHeaderBox.Read(reader);
while (this.Size > (ulong)(reader.BaseStream.Position - (long)this.Offset)) {
long pos = reader.BaseStream.Position;
BoxType next = reader.PeekNextBoxType();
if (next == BoxTypes.Edts)
{
EdtsBox = new EdtsBox();
EdtsBox.movieTimeScale = movieTimeScale;
EdtsBox.Read(reader);
}
else if (next == BoxTypes.TrackReference)
{
TrackReferenceBox = new TrackReferenceBox();
TrackReferenceBox.Read(reader);
}
else if (next == BoxTypes.Media)
{
MediaBox = new MediaBox(this);
MediaBox.Read(reader);
}
else
{
Box unknown = new Box(BoxTypes.Any);
unknown.Read(reader);
Debug.WriteLine(string.Format("Unknow box type {0} in Trak box, skipped", next.ToString()));
}
}
}
}
public MediaHeaderBox(MediaBox inParent)
: base(BoxTypes.MediaHeader)
{
parent = inParent;
}
public HandlerReferenceBox(MediaBox inParent) : base(BoxTypes.HandlerReference)
{
parent = inParent;
handler_type = new byte[4];
this.Size += 20UL; // does not include Name (see below)
}
public void FinalizeBox()
{
MediaBox.FinalizeBox();
this.Size += MediaBox.Size;
}
public MediaInformationBox(MediaBox inParent) : base(BoxTypes.MediaInformation)
{
parent = inParent;
}
public MediaInformationBox(MediaBox inParent)
: base(BoxTypes.MediaInformation)
{
parent = inParent;
}
public MediaHeaderBox(MediaBox inParent) : base(BoxTypes.MediaHeader)
{
parent = inParent;
}
