Example #1
0
    def _check_valid_data(self):
        if self.ValidData is None:
            return True
        if len(self.ValidData) < 2:
            return True

        value = True
        valid_data = self.ValidData.get_array(dtype='float64')
        lin_ring = LinearRing(coordinates=valid_data)
        area = lin_ring.get_area()
        if area == 0:
            self.log_validity_error('ValidData encloses no area.')
            value = False
        elif area > 0:
            self.log_validity_error(
                "ValidData must be traversed in clockwise direction.")
            value = False
        for i, entry in enumerate(valid_data):
            if not (
                (self.FirstRow <= entry[0] <= self.FirstRow + self.NumRows) and
                (self.FirstCol <= entry[1] <= self.FirstCol + self.NumCols)):
                self.log_validity_warning(
                    'ValidData entry {} is not contained in the image bounds'.
                    format(i))
                value = False
        return value
Example #2
0
 def _check_valid_data(self):
     if self.ValidData is None:
         return True
     if len(self.ValidData) < 2:
         return True
     if self.ValidData[0].Row > self.ValidData[1].Row or \
             (self.ValidData[0].Row == self.ValidData[1].Row and
              self.ValidData[0].Col >= self.ValidData[1].Col):
         logging.error(
             "ValidData must have first vertex with minimum row/column. "
             "Got first two vertices {} and {}".format(
                 self.ValidData[0], self.ValidData[1]))
         return False
     # check the details for valid data
     lin_ring = LinearRing(coordinates=self.ValidData.get_array(
         dtype=numpy.dtype('float64')))
     area = lin_ring.get_area()
     if area == 0:
         logging.error('ValidData enclosed no area.')
         return False
     elif area > 0:
         logging.error(
             "ValidData must be traversed in clockwise direction.")
         return False
     return True
Example #3
0
 def _check_valid_data(self):
     cond = True
     for attribute in ['ImageCorners', 'ValidData']:
         value = getattr(self, attribute)
         if value is not None:
             lin_ring = LinearRing(coordinates=value.get_array(
                 dtype='float64'))
             area = lin_ring.get_area()
             if area == 0:
                 logging.error('{} encloses no area.'.format(attribute))
                 cond = False
             elif area < 0:
                 logging.error(
                     "{} must be traversed in clockwise direction.".format(
                         attribute))
                 cond = False
     return cond
Example #4
0
 def from_dict(cls, input_dict):
     typ = input_dict.get('type', None)
     if typ is None:
         return cls()
     elif typ == 'Point':
         return cls(Point=PointType.from_dict(input_dict))
     elif typ == 'LineString':
         return cls(Line=LineStringType.from_dict(input_dict))
     elif typ == 'LinearRing':
         return cls(LinearRing=LinearRingType.from_dict(input_dict))
     elif typ == 'Polygon':
         return cls(Polygon=PolygonType.from_dict(input_dict))
     elif typ == 'MultiPoint':
         return cls(MultiPoint=MultiPointType.from_dict(input_dict))
     elif typ == 'MultiLineString':
         return cls(MultiLineString=MultiLineStringType.from_dict(input_dict))
     elif typ == 'MultiPolygon':
         return cls(MultiPolygon=MultiPolygonType.from_dict(input_dict))
     else:
         logging.error('AnnotationObjectType got unsupported input dictionary {}. '
                       'Returning None.'.format(input_dict))
         return None