public static int WriteGroupLittleEndian(DICOMBinaryWriter dw, DICOMWriteSettings settings, DICOMObject d, IDICOMElement el)
{
byte[] groupBytes = WriteGroupBytesLittleEndian(d, settings, el.Tag.Group);
int length = groupBytes.Length;
UnsignedLong ul = el as UnsignedLong;
ul.SetData((uint)length);
DICOMElementWriter.WriteLittleEndian(dw, settings, ul);
dw.Write(groupBytes);
return(d.Elements.Where(elm => elm.Tag.Group == ul.Tag.Group).ToList().Count - 1);
}
public static void WriteObjectLittleEndian(DICOMBinaryWriter dw, DICOMWriteSettings settings, DICOMObject d)
{
for (int i = 0; i < d.Elements.Count; i++)
{
IDICOMElement el = d.Elements[i];
DICOMWriteSettings currentSettings = IsFileMetaGroup(el) ? settings.GetFileMetaSettings() : settings;
if (GroupWriter.IsGroupHeader(el))
{
int skip = GroupWriter.WriteGroupLittleEndian(dw, currentSettings, d, el);
i += skip;
}
else
{
DICOMElementWriter.WriteLittleEndian(dw, currentSettings, el);
}
}
}
private static byte[] WriteGroupBytesLittleEndian(DICOMObject d, DICOMWriteSettings settings, string groupID)
{
List <IDICOMElement> groupElements = d.Elements.Where(el => el.Tag.Group == groupID).ToList();
byte[] groupBytes;
using (MemoryStream stream = new MemoryStream())
{
using (DICOMBinaryWriter groupDW = new DICOMBinaryWriter(stream))
{
foreach (IDICOMElement el in groupElements)
{
if (!IsGroupHeader(el))
{
DICOMElementWriter.WriteLittleEndian(groupDW, settings, el);
}
}
}
groupBytes = stream.ToArray();
}
return(groupBytes);
}