def encode_element(elem, is_implicit_vr=True, is_little_endian=True):
"""Encode a *pydicom* :class:`~pydicom.dataelem.DataElement` `elem`.
.. deprecated:: 1.5
Will be removed in version 2.0, use *pydicom* instead.
Parameters
----------
elem : pydicom.dataelem.DataElement
The element to encode.
is_implicit_vr : bool, optional
The element encoding scheme the element will be encoded with, ``True``
for implicit VR (default), ``False`` for explicit VR.
is_little_endian : bool, optional
The byte ordering the element will be encoded in, ``True`` for little
endian (default), ``False`` for big endian.
Returns
-------
bytes
The encoded element.
"""
fp = DicomBytesIO()
fp.is_implicit_VR = is_implicit_vr
fp.is_little_endian = is_little_endian
write_data_element(fp, elem)
bytestring = fp.parent.getvalue()
fp.close()
return bytestring
def encode_element(elem, is_implicit_vr=True, is_little_endian=True):
"""Encode a pydicom DataElement `elem` to a byte stream.
The default is to encode the element as implicit VR little endian.
Parameters
----------
elem : pydicom.dataelem.DataElement
The element to encode
is_implicit_vr : bool, optional
The element encoding scheme the element will be encoded with, default
is True.
is_little_endian : bool, optional
The byte ordering the element will be encoded in, default is True.
Returns
-------
bytes
The encoded element.
"""
fp = DicomBytesIO()
fp.is_implicit_VR = is_implicit_vr
fp.is_little_endian = is_little_endian
write_data_element(fp, elem)
bytestring = fp.parent.getvalue()
fp.close()
return bytestring
def encode_element(el, is_implicit_VR, is_little_endian):
f = DicomBytesIO()
f.is_implicit_VR = is_implicit_VR
f.is_little_endian = is_little_endian
write_data_element(f, el)
rawstr = f.parent.getvalue()
f.close()
return rawstr
def test_empty_AT(self):
"""Write empty AT correctly.........."""
# Was issue 74
data_elem = DataElement(0x00280009, "AT", [])
expected = hex2bytes((
" 28 00 09 00" # (0028,0009) Frame Increment Pointer
" 00 00 00 00" # length 0
))
write_data_element(self.f1, data_elem)
got = self.f1.parent.getvalue()
msg = ("Did not write zero-length AT value correctly. "
"Expected %r, got %r") % (bytes2hex(expected), bytes2hex(got))
msg = "%r %r" % (type(expected), type(got))
msg = "'%r' '%r'" % (expected, got)
self.assertEqual(expected, got, msg)
def test_empty_AT(self):
"""Write empty AT correctly.........."""
# Was issue 74
data_elem = DataElement(0x00280009, "AT", [])
expected = hex2bytes((
" 28 00 09 00" # (0028,0009) Frame Increment Pointer
" 00 00 00 00" # length 0
))
write_data_element(self.f1, data_elem)
got = self.f1.parent.getvalue()
msg = ("Did not write zero-length AT value correctly. "
"Expected %r, got %r") % (bytes2hex(expected), bytes2hex(got))
msg = "%r %r" % (type(expected), type(got))
msg = "'%r' '%r'" % (expected, got)
self.assertEqual(expected, got, msg)
def encode_element(elem, is_implicit_VR=True, is_little_endian=True):
"""Return the encoded `elem`.
Parameters
----------
elem : pydicom.dataelem.DataElement
The element to encode
is_implicit_VR : bool
Encode using implicit VR, default True
is_little_endian : bool
Encode using little endian, default True
Returns
-------
str or bytes
The encoded element as str (python2) or bytes (python3)
"""
with DicomBytesIO() as fp:
fp.is_implicit_VR = is_implicit_VR
fp.is_little_endian = is_little_endian
write_data_element(fp, elem)
return fp.parent.getvalue()
def encode_element(elem, is_implicit_VR=True, is_little_endian=True):
"""Return the encoded `elem`.
Parameters
----------
elem : pydicom.dataelem.DataElement
The element to encode
is_implicit_VR : bool
Encode using implicit VR, default True
is_little_endian : bool
Encode using little endian, default True
Returns
-------
str or bytes
The encoded element as str (python2) or bytes (python3)
"""
with DicomBytesIO() as fp:
fp.is_implicit_VR = is_implicit_VR
fp.is_little_endian = is_little_endian
write_data_element(fp, elem)
return fp.parent.getvalue()