ld2daps/ld2dap/AttributeProfiles.py
2018-04-12 19:15:50 +02:00

94 lines
3.0 KiB
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
# \file AttributeProfiles.py
# \brief TODO
# \author Florent Guiotte <florent.guiotte@gmail.com>
# \version 0.1
# \date 04 avril 2018
#
# TODO details
from .core import Filter, Stack
## TODO: dep
import sys
import numpy as np
sys.path.append('../triskele/python')
import triskele
class AttributeProfiles(Filter):
def __init__(self, area=None, sd=None, moi=None):
super().__init__(self.__class__.__name__)
self.area = np.sort(area) if area is not None else None
self.sd = np.sort(sd) if sd is not None else None
self.moi = np.sort(moi) if moi is not None else None
def _process_desc(self):
att_desc = dict()
for att in ['area', 'sd', 'moi']:
att_desc[att] = list()
if self.__getattribute__(att) is not None:
att_desc[att].extend(
['Thickening {} {}'.format(att, x) for x in self.__getattribute__(att)[::-1]])
att_desc[att].append(None)
att_desc[att].extend(
['Thinning {} {}'.format(att, x) for x in self.__getattribute__(att)])
return att_desc
def _process_offset(self):
att_offset = dict()
for att in ['area', 'sd', 'moi']:
values = self.__getattribute__(att)
att_offset[att] = len(values) * 2 + 1 if values is not None else 0
return att_offset
def _process(self, data, metadata):
t = triskele.Triskele(data, verbose=False)
att_min = t.filter(tree='min-tree', area=self.area,
standard_deviation=self.sd,
moment_of_inertia=self.moi)
att_max = t.filter(tree='max-tree', area=self.area,
standard_deviation=self.sd,
moment_of_inertia=self.moi)
## Merge filtering as APs
## Create new metadata
### Pre-process descriptions
att_desc = self._process_desc()
### Compute stack offsets
att_offset = self._process_offset()
stack_offset = sum(att_offset.values())
### Merge old and new descriptions
metadata_new = list()
for stack in metadata:
if stack.end - stack.begin > 1:
raise NotImplementedError('Nested filtering not implemented yet')
for att in ['area', 'sd', 'moi']:
stack_new = Stack(stack_offset * stack.begin, att_offset[att],
stack.desc[0], stack.symb[0])
for old_desc, new_desc in zip(stack_new.desc, att_desc[att]):
print('DESCRIPTION: {} > {}'.format(old_desc, new_desc))
old_desc.append(new_desc)
metadata_new.append(stack_new)
att = np.dstack((att_min, att_max))
return att, metadata_new
if __name__ == '__main__':
area = [10, 100, 1000]
sd = [.1, .9]
ap = AttributeProfiles(area, sd)
print(ap._process_desc())
print(ap._process_offset())