def to_protobuf(self, version=2):
"""
Return protobuf compliant measure log object representation
of this class.
Returns
-------
log_message : obj
MeasureLogData object suitable to append to a MeasureLog
repeated field.
"""
# I do not see a better way to get to the inner MeasureLogData obj than this
# imports were not working because it looks like these need to instantiate off
# an object
if version == 2:
log_message = cnf.ControlPointFileEntryV0002().Measure(
).MeasureLogData()
elif version == 5:
log_message = cnp5.ControlPointFileEntryV0005().Measure(
).MeasureLogData()
log_message.doubleDataValue = self.value
log_message.doubleDataType = self.messagetype
return log_message
def read(self):
"""
Given an ISIS store, read the underlying ISIS3 compatible control network and
return an IsisControlNetwork dataframe.
"""
pvl_header = pvl.load(self._path)
header_start_byte = find_in_dict(pvl_header, 'HeaderStartByte')
header_bytes = find_in_dict(pvl_header, 'HeaderBytes')
point_start_byte = find_in_dict(pvl_header, 'PointsStartByte')
version = find_in_dict(pvl_header, 'Version')
if version == 2:
self.point_attrs = [
i for i in cnf._CONTROLPOINTFILEENTRYV0002.fields_by_name
if i != 'measures'
]
self.measure_attrs = [
i
for i in cnf._CONTROLPOINTFILEENTRYV0002_MEASURE.fields_by_name
]
cp = cnf.ControlPointFileEntryV0002()
self._handle.seek(header_start_byte)
pbuf_header = cnf.ControlNetFileHeaderV0002()
pbuf_header.ParseFromString(self._handle.read(header_bytes))
self._handle.seek(point_start_byte)
cp = cnf.ControlPointFileEntryV0002()
pts = []
for s in pbuf_header.pointMessageSizes:
cp.ParseFromString(self._handle.read(s))
pt = [
getattr(cp, i) for i in self.point_attrs if i != 'measures'
]
for measure in cp.measures:
meas = pt + [
getattr(measure, j) for j in self.measure_attrs
]
pts.append(meas)
elif version == 5:
self.point_attrs = [
i for i in cnp5._CONTROLPOINTFILEENTRYV0005.fields_by_name
if i != 'measures'
]
self.measure_attrs = [
i for i in
cnp5._CONTROLPOINTFILEENTRYV0005_MEASURE.fields_by_name
]
cp = cnp5.ControlPointFileEntryV0005()
self._handle.seek(header_start_byte)
pbuf_header = cnh5.ControlNetFileHeaderV0005()
pbuf_header.ParseFromString(self._handle.read(header_bytes))
self._handle.seek(point_start_byte)
cp = cnp5.ControlPointFileEntryV0005()
pts = []
byte_count = 0
while byte_count < find_in_dict(pvl_header, 'PointsBytes'):
message_size = struct.unpack('I', self._handle.read(4))[0]
cp.ParseFromString(self._handle.read(message_size))
pt = [
getattr(cp, i) for i in self.point_attrs if i != 'measures'
]
for measure in cp.measures:
meas = pt + [
getattr(measure, j) for j in self.measure_attrs
]
pts.append(meas)
byte_count += 4 + message_size
# Some point and measure fields have the same name, so mangle them as point_ and measure_
point_cols = [
self.point_field_map[attr]
if attr in self.point_field_map else attr
for attr in self.point_attrs
]
measure_cols = [
self.measure_field_map[attr]
if attr in self.measure_field_map else attr
for attr in self.measure_attrs
]
cols = point_cols + measure_cols
df = IsisControlNetwork(pts, columns=cols)
# Convert the (0.5, 0.5) origin pixels back to (0,0) pixels
df['line'] -= 0.5
df['sample'] -= 0.5
df.header = pvl_header
return df
def read(self):
"""
Given an ISIS store, read the underlying ISIS3 compatible control network and
return an IsisControlNetwork dataframe.
"""
pvl_header = pvl.load(self._path)
header_start_byte = find_in_dict(pvl_header, 'HeaderStartByte')
header_bytes = find_in_dict(pvl_header, 'HeaderBytes')
point_start_byte = find_in_dict(pvl_header, 'PointsStartByte')
version = find_in_dict(pvl_header, 'Version')
if version == 2:
self.point_attrs = [
i for i in cnf._CONTROLPOINTFILEENTRYV0002.fields_by_name
if i != 'measures'
]
self.measure_attrs = [
i
for i in cnf._CONTROLPOINTFILEENTRYV0002_MEASURE.fields_by_name
]
cp = cnf.ControlPointFileEntryV0002()
self._handle.seek(header_start_byte)
pbuf_header = cnf.ControlNetFileHeaderV0002()
pbuf_header.ParseFromString(self._handle.read(header_bytes))
self._handle.seek(point_start_byte)
cp = cnf.ControlPointFileEntryV0002()
pts = []
for s in pbuf_header.pointMessageSizes:
cp.ParseFromString(self._handle.read(s))
pt = [
getattr(cp, i) for i in self.point_attrs if i != 'measures'
]
for measure in cp.measures:
meas = pt + [
getattr(measure, j) for j in self.measure_attrs
]
pts.append(meas)
elif version == 5:
self.point_attrs = [
i for i in cnp5._CONTROLPOINTFILEENTRYV0005.fields_by_name
if i != 'measures'
]
self.measure_attrs = [
i for i in
cnp5._CONTROLPOINTFILEENTRYV0005_MEASURE.fields_by_name
]
cp = cnp5.ControlPointFileEntryV0005()
self._handle.seek(header_start_byte)
pbuf_header = cnh5.ControlNetFileHeaderV0005()
pbuf_header.ParseFromString(self._handle.read(header_bytes))
self._handle.seek(point_start_byte)
cp = cnp5.ControlPointFileEntryV0005()
pts = []
byte_count = 0
while byte_count < find_in_dict(pvl_header, 'PointsBytes'):
message_size = struct.unpack('I', self._handle.read(4))[0]
cp.ParseFromString(self._handle.read(message_size))
pt = [
getattr(cp, i) for i in self.point_attrs if i != 'measures'
]
for measure in cp.measures:
meas = pt + [
getattr(measure, j) for j in self.measure_attrs
]
pts.append(meas)
byte_count += 4 + message_size
self.point_attrs = [
i if i != 'jigsawRejected' else 'pointJigsawRejected'
for i in self.point_attrs
]
cols = self.point_attrs + self.measure_attrs
cols = self.point_attrs + self.measure_attrs
df = IsisControlNetwork(pts, columns=cols)
df.header = pvl_header
return df