/// <summary>
/// Reads and returns the next DICOM element starting at the current location in the DICOM binary reader
/// </summary>
/// <param name="dr">the binary reader which is reading the DICOM object</param>
/// <returns>the next DICOM element</returns>
public static IDICOMElement ReadElementExplicitBigEndian(DICOMBinaryReader dr, StringEncoding enc)
{
var tag = TagReader.ReadBigEndian(dr);
var vr = VRReader.ReadVR(dr);
var length = LengthReader.ReadBigEndian(vr, dr);
var data = DataReader.ReadBigEndian(length, dr);
return(ElementFactory.GenerateElement(tag, vr, data, TransferSyntax.EXPLICIT_VR_BIG_ENDIAN, enc));
}
/// <summary>
/// Reads and returns the next DICOM element starting at the current location in the DICOM binary reader
/// </summary>
/// <param name="dr">the binary reader which is reading the DICOM object</param>
/// <returns>the next DICOM element</returns>
public static IDICOMElement ReadElementExplicitBigEndian(DICOMBinaryReader dr)
{
Tag tag = TagReader.ReadBigEndian(dr);
VR vr = VRReader.ReadVR(dr);
int length = LengthReader.ReadBigEndian(vr, dr);
byte[] data = DataReader.ReadBigEndian(length, dr);
return(ElementFactory.GenerateElement(tag, vr, data, TransferSyntax.EXPLICIT_VR_BIG_ENDIAN));
}
public static void SkipElementExplicitBigEndian(DICOMBinaryReader dr)
{
var tag = TagReader.ReadBigEndian(dr);
var vr = VRReader.ReadVR(dr);
var length = LengthReader.ReadBigEndian(vr, dr);
if (length != -1)
{
dr.Skip(length);
}
else
{
dr.Skip(SequenceReader.ReadIndefiniteLengthBigEndian(dr));
dr.Skip(8);
}
}
public static void SkipItemBigEndian(DICOMBinaryReader dr)
{
var length = LengthReader.ReadBigEndian(VR.Null, dr.Skip(4));
if (length != -1)
{
dr.Skip(length);
}
else
{
while (!IsEndOfSequenceItemBigEndian(dr) && dr.StreamLength != dr.StreamPosition)
{
dr.StreamPosition -= 8;
DICOMElementReader.SkipElementExplicitBigEndian(dr);
}
}
}
public static DICOMObject ReadBigEndian(DICOMBinaryReader dr, TransferSyntax syntax, StringEncoding enc)
{
DICOMObject d;
//Skip tag
dr.Skip(4);
var length = LengthReader.ReadBigEndian(VR.Null, dr);
if (LengthReader.IsIndefinite(length))
{
d = ReadIndefiniteBigEndian(dr, syntax, enc);
}
else
{
d = DICOMObjectReader.ReadObject(dr.ReadBytes(length), syntax);
}
return(d);
}
