public static void WriteLittleEndian(DICOMBinaryWriter dw, DICOMWriteSettings settings, IDICOMElement toWrite)
{
Sequence s = toWrite as Sequence;
DICOMTagWriter.WriteLittleEndian(dw, toWrite.Tag);
VRWriter.WriteVR(dw, settings, VR.Sequence);
if (settings.DoWriteIndefiniteSequences)
{
WriteIndefiniteLength(settings, dw);
SequenceItemWriter.WriteItemsLittleEndian(dw, settings, s.Items);
WriteEndOfSequenceLittleEndian(dw);
}
else
{
byte[] itemsBytes = SequenceItemWriter.WriteItemsLittleEndian(settings, s.Items);
LengthWriter.WriteLittleEndian(dw, VR.Sequence, settings, itemsBytes.Length);
dw.Write(itemsBytes);
}
}
public static void WriteItemLittleEndian(DICOMBinaryWriter dw, DICOMWriteSettings settings, DICOMObject d)
{
DICOMTagWriter.WriteLittleEndian(dw, TagHelper.SEQUENCE_ITEM);
using (MemoryStream stream = new MemoryStream())
{
using (DICOMBinaryWriter itemDw = new DICOMBinaryWriter(stream))
{
DICOMObjectWriter.WriteObjectLittleEndian(itemDw, settings, d);
if (!settings.DoWriteIndefiniteSequences)
{
LengthWriter.WriteLittleEndian(dw, VR.Null, settings, (int)stream.Length);
dw.Write(stream.ToArray());
}
else
{
WriteIndefiniteLittleEndian(dw, stream.ToArray());
}
}
}
}
public static void WriteLittleEndian(DICOMBinaryWriter dw, VR vr, DICOMWriteSettings settings, IDICOMElement toWrite)
{
byte[] data = DataComposer.GetDataLittleEndian(toWrite);
LengthWriter.WriteLittleEndian(dw, vr, settings, data != null ? data.Length : 0);
dw.Write(data != null ? data : new byte[0]);
}