/// <summary>
/// Writes this object into the data stream at the current position. Note that this method
/// reverses some spacefor further additions in the stream,
/// if the stream is seekable. Following subsequent additions to the object, the update()
/// method can be used to update the originally written object.
/// </summary>
/// <param name="writer">FileStream to write to.</param>
/// <returns>Length of data written</returns>
public ulong Write(FileStream writer)
{
ulong elementLength = seekHeadElem.WriteElement(writer);
ulong voidLength = placeHolderElement.WriteElement(writer);
if (elementLength + voidLength != BLOCK_RESEVER_SIZE)
{
throw new Exception("ElementLength + VoidLength != Reserved size. Something went wrong");
}
return(BLOCK_RESEVER_SIZE);
}
public long WriteElement(FileStream writer)
{
MasterElement segmentInfoElement = MatroskaDocTypes.Info.GetInstance();
StringElement writingAppElement = MatroskaDocTypes.WritingApp.GetInstance();
writingAppElement.Value = "Matroska File Writer v1.0 C#";
StringElement muxingAppElement = MatroskaDocTypes.MuxingApp.GetInstance();
muxingAppElement.Value = ".NET EBML v1.0";
DateElement dateElement = MatroskaDocTypes.DateUTC.GetInstance();
dateElement.Date = SegmentDate;
UnsignedIntegerElement timecodeScaleElement = MatroskaDocTypes.TimecodeScale.GetInstance();
timecodeScaleElement.Value = TimecodeScale;
segmentInfoElement.AddChildElement(dateElement);
segmentInfoElement.AddChildElement(timecodeScaleElement);
if (Duration != null)
{
FloatElement durationElement = MatroskaDocTypes.Duration.GetInstance();
durationElement.Value = (double)Duration;
segmentInfoElement.AddChildElement(durationElement);
}
segmentInfoElement.AddChildElement(writingAppElement);
segmentInfoElement.AddChildElement(muxingAppElement);
ulong len = segmentInfoElement.WriteElement(writer);
VoidElement spacer = new VoidElement((ulong)BLOCK_SIZE - len);
spacer.WriteElement(writer);
return(1);
}
