public PDataTF(DICOMObject dicom, bool isLastItem, bool isCommandObject, PresentationContext context)
: this()
{
byte[] data;
using (var stream = new MemoryStream())
{
using (var dw = new DICOMBinaryWriter(stream))
{
var settings = new DICOMWriteSettings();
settings.TransferSyntax = isCommandObject
? TransferSyntax.IMPLICIT_VR_LITTLE_ENDIAN
: TransferSyntaxHelper.GetSyntax(context.TransferSyntaxes[0]);
DICOMObjectWriter.Write(dw, settings, dicom);
data = stream.ToArray();
}
}
var frag = new PDVItemFragment();
frag.Data = data;
frag.IsLastItem = isLastItem;
frag.IsCommandObject = isCommandObject;
var item = new PDVItem();
item.Fragment = frag;
item.PresentationContextID = context.Id;
Items.Add(item);
}
public static PDVItem ReadPDVItem(DICOMBinaryReader dr)
{
var pi = new PDVItem();
int length = LengthReader.ReadBigEndian(dr, 4);
pi.PresentationContextID = dr.Take(1)[0];
pi.Fragment = ReadPDVFragment(dr, length - 1);
return pi;
}
public static PDVItem ReadPDVItem(DICOMBinaryReader dr)
{
var pi = new PDVItem();
var length = LengthReader.ReadBigEndian(dr, 4);
pi.PresentationContextID = dr.Take(1)[0];
pi.Fragment = ReadPDVFragment(dr, length - 1);
return(pi);
}
public PDataTF(byte[] data, bool isLastItem, bool isCommandObject, PresentationContext context)
: this()
{
var frag = new PDVItemFragment();
frag.Data = data;
frag.IsLastItem = isLastItem;
frag.IsCommandObject = isCommandObject;
var item = new PDVItem();
item.Fragment = frag;
item.PresentationContextID = context.Id;
Items.Add(item);
}
public static void WritePDVItem(DICOMBinaryWriter dw, PDVItem pdv)
{
//Write fragment first so we have length
var fragment = new byte[0];
using (var stream = new MemoryStream())
{
using (var fragDw = new DICOMBinaryWriter(stream))
{
WritePDVFragment(fragDw, pdv.Fragment);
fragment = stream.ToArray();
}
}
LengthWriter.WriteBigEndian(dw, fragment.Length + 1, 4);
dw.Write((byte) pdv.PresentationContextID);
dw.Write(fragment);
}
public static void WritePDVItem(DICOMBinaryWriter dw, PDVItem pdv)
{
//Write fragment first so we have length
var fragment = new byte[0];
using (var stream = new MemoryStream())
{
using (var fragDw = new DICOMBinaryWriter(stream))
{
WritePDVFragment(fragDw, pdv.Fragment);
fragment = stream.ToArray();
}
}
LengthWriter.WriteBigEndian(dw, fragment.Length + 1, 4);
dw.Write((byte)pdv.PresentationContextID);
dw.Write(fragment);
}
