def from_string(string):
""" Creates a scan record object from a semi-colon separated string. This is
used when reading a stored record back from file.
"""
items = string.strip().split(Record.ITEM_SEPARATOR)
id = items[Record.IND_ID] #0
timestamp = items[Record.IND_TIMESTAMP] #1
image_path = items[Record.IND_IMAGE] #2
if len(items) == Record.NUM_RECORD_ITEMS:
holder_image_path = items[Record.IND_HOLDER_IMAGE] #3
plate_type = items[Record.IND_PLATE] #4
all_barcodes = items[Record.IND_BARCODES].split(
Record.BC_SEPARATOR) #5
geo_class = Geometry.get_class(plate_type)
geometry = geo_class.deserialize(items[Record.IND_GEOMETRY]) #6
else: # old version did not have holder image path
plate_type = items[Record.IND_HOLDER_IMAGE] #3
all_barcodes = items[Record.IND_PLATE].split(
Record.BC_SEPARATOR) #4
holder_image_path = items[
Record.IND_IMAGE] #2 - use same path for both images
geo_class = Geometry.get_class(plate_type)
geometry = geo_class.deserialize(items[Record.IND_BARCODES]) #5
holder_barcode = all_barcodes[0]
pin_barcodes = all_barcodes[1:]
return Record(plate_type=plate_type,
holder_barcode=holder_barcode,
barcodes=pin_barcodes,
timestamp=timestamp,
image_path=image_path,
holder_image_path=holder_image_path,
id=id,
geometry=geometry)
def _calculate_geometry(self):
slot_centers = [bc.center() for bc in self._barcodes]
if self.plate_type == Geometry.UNIPUCK:
use_emptys = len(self._barcodes) < 8
if use_emptys:
empty_circles = EmptySlotDetector.detect(self._frame_img, self._barcodes)
empty_centers = [c.center() for c in empty_circles]
slot_centers.extend(empty_centers)
geometry = Geometry.calculate_geometry(self.plate_type, slot_centers)
return geometry
def __init__(self, geometry_name, num_slots=-1):
self.id = str(uuid.uuid1())
if num_slots == -1:
self.num_slots = Geometry.get_num_slots(geometry_name)
else:
self.num_slots = num_slots
self.type = geometry_name
self._geometry = None
# Initialize slots
self._slots = [Slot(i) for i in range(1, self.num_slots+1)]
def from_string(string):
""" Creates a scan record object from a semi-colon separated string. This is
used when reading a stored record back from file.
"""
items = string.strip().split(Record.ITEM_SEPARATOR)
id = items[Record.IND_ID]
timestamp = items[Record.IND_TIMESTAMP] #used to convert into float twice
image = items[Record.IND_IMAGE]
plate_type = items[Record.IND_PLATE]
all_barcodes = items[Record.IND_BARCODES].split(Record.BC_SEPARATOR)
holder_barcode = all_barcodes[0]
pin_barcodes = all_barcodes[1:]
geo_class = Geometry.get_class(plate_type)
geometry = geo_class.deserialize(items[Record.IND_GEOMETRY])
return Record(plate_type=plate_type, holder_barcode=holder_barcode, barcodes=pin_barcodes, timestamp=timestamp,
image_path=image, id=id, geometry=geometry)
def _create_geometry(self, barcodes):
""" Create the blank geometry object which just stores the locations of all the barcodes. """
geometry = Geometry.calculate_geometry(self.plate_type, barcodes)
return geometry
def _create_geometry(self, barcodes):
""" Create the blank geometry object which just stores the locations of all the barcodes. """
geometry = Geometry.calculate_geometry(self.plate_type, barcodes)
return geometry
