forked from rbgirshick/fast-rcnn
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inria.py
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/
inria.py
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# --------------------------------------------------------
# Fast R-CNN
# Copyright (c) 2015 Microsoft
# Licensed under The MIT License [see LICENSE for details]
# Written by Ross Girshick
# --------------------------------------------------------
import datasets
import datasets.inria
import os
import datasets.imdb
import xml.dom.minidom as minidom
import numpy as np
import scipy.sparse
import scipy.io as sio
import utils.cython_bbox
import cPickle
import subprocess
class inria(datasets.imdb):
def __init__(self, image_set, devkit_path):
datasets.imdb.__init__(self, image_set)
self._image_set = image_set
self._devkit_path = devkit_path
self._data_path = os.path.join(self._devkit_path, 'data')
self._classes = ('__background__', # always index 0
'person')
self._class_to_ind = dict(zip(self.classes, xrange(self.num_classes)))
self._image_ext = ['.jpg', '.png']
self._image_index = self._load_image_set_index()
# Default to roidb handler
self._roidb_handler = self.selective_search_roidb
# Specific config options
self.config = {'cleanup' : True,
'use_salt' : True,
'top_k' : 2000}
assert os.path.exists(self._devkit_path), \
'Devkit path does not exist: {}'.format(self._devkit_path)
assert os.path.exists(self._data_path), \
'Path does not exist: {}'.format(self._data_path)
def image_path_at(self, i):
"""
Return the absolute path to image i in the image sequence.
"""
return self.image_path_from_index(self._image_index[i])
def image_path_from_index(self, index):
"""
Construct an image path from the image's "index" identifier.
"""
for ext in self._image_ext:
image_path = os.path.join(self._data_path, 'Images',
index + ext)
if os.path.exists(image_path):
break
assert os.path.exists(image_path), \
'Path does not exist: {}'.format(image_path)
return image_path
def _load_image_set_index(self):
"""
Load the indexes listed in this dataset's image set file.
"""
# Example path to image set file:
# self._data_path + /ImageSets/val.txt
image_set_file = os.path.join(self._data_path, 'ImageSets',
self._image_set + '.txt')
assert os.path.exists(image_set_file), \
'Path does not exist: {}'.format(image_set_file)
with open(image_set_file) as f:
image_index = [x.strip() for x in f.readlines()]
return image_index
def gt_roidb(self):
"""
Return the database of ground-truth regions of interest.
This function loads/saves from/to a cache file to speed up future calls.
"""
cache_file = os.path.join(self.cache_path, self.name + '_gt_roidb.pkl')
if os.path.exists(cache_file):
with open(cache_file, 'rb') as fid:
roidb = cPickle.load(fid)
print '{} gt roidb loaded from {}'.format(self.name, cache_file)
return roidb
gt_roidb = [self._load_inria_annotation(index)
for index in self.image_index]
with open(cache_file, 'wb') as fid:
cPickle.dump(gt_roidb, fid, cPickle.HIGHEST_PROTOCOL)
print 'wrote gt roidb to {}'.format(cache_file)
return gt_roidb
def selective_search_roidb(self):
"""
Return the database of selective search regions of interest.
Ground-truth ROIs are also included.
This function loads/saves from/to a cache file to speed up future calls.
"""
cache_file = os.path.join(self.cache_path,
self.name + '_selective_search_roidb.pkl')
if os.path.exists(cache_file):
with open(cache_file, 'rb') as fid:
roidb = cPickle.load(fid)
print '{} ss roidb loaded from {}'.format(self.name, cache_file)
return roidb
if self._image_set != 'test':
gt_roidb = self.gt_roidb()
ss_roidb = self._load_selective_search_roidb(gt_roidb)
roidb = datasets.imdb.merge_roidbs(gt_roidb, ss_roidb)
else:
roidb = self._load_selective_search_roidb(None)
print len(roidb)
with open(cache_file, 'wb') as fid:
cPickle.dump(roidb, fid, cPickle.HIGHEST_PROTOCOL)
print 'wrote ss roidb to {}'.format(cache_file)
return roidb
def _load_selective_search_roidb(self, gt_roidb):
filename = os.path.abspath(os.path.join(self._devkit_path,
self.name + '.mat'))
assert os.path.exists(filename), \
'Selective search data not found at: {}'.format(filename)
raw_data = sio.loadmat(filename)['all_boxes'].ravel()
box_list = []
for i in xrange(raw_data.shape[0]):
box_list.append(raw_data[i][:, (1, 0, 3, 2)] - 1)
return self.create_roidb_from_box_list(box_list, gt_roidb)
def selective_search_IJCV_roidb(self):
"""
eturn the database of selective search regions of interest.
Ground-truth ROIs are also included.
This function loads/saves from/to a cache file to speed up future calls.
"""
cache_file = os.path.join(self.cache_path,
'{:s}_selective_search_IJCV_top_{:d}_roidb.pkl'.
format(self.name, self.config['top_k']))
if os.path.exists(cache_file):
with open(cache_file, 'rb') as fid:
roidb = cPickle.load(fid)
print '{} ss roidb loaded from {}'.format(self.name, cache_file)
return roidb
gt_roidb = self.gt_roidb()
ss_roidb = self._load_selective_search_IJCV_roidb(gt_roidb)
roidb = datasets.imdb.merge_roidbs(gt_roidb, ss_roidb)
with open(cache_file, 'wb') as fid:
cPickle.dump(roidb, fid, cPickle.HIGHEST_PROTOCOL)
print 'wrote ss roidb to {}'.format(cache_file)
return roidb
def _load_selective_search_IJCV_roidb(self, gt_roidb):
IJCV_path = os.path.abspath(os.path.join(self.cache_path, '..',
'selective_search_IJCV_data',
self.name))
assert os.path.exists(IJCV_path), \
'Selective search IJCV data not found at: {}'.format(IJCV_path)
top_k = self.config['top_k']
box_list = []
for i in xrange(self.num_images):
filename = os.path.join(IJCV_path, self.image_index[i] + '.mat')
raw_data = sio.loadmat(filename)
box_list.append((raw_data['boxes'][:top_k, :]-1).astype(np.uint16))
return self.create_roidb_from_box_list(box_list, gt_roidb)
def _load_inria_annotation(self, index):
"""
Load image and bounding boxes info from txt files of INRIAPerson.
"""
filename = os.path.join(self._data_path, 'Annotations', index + '.txt')
# print 'Loading: {}'.format(filename)
with open(filename) as f:
data = f.read()
import re
objs = re.findall('\(\d+, \d+\)[\s\-]+\(\d+, \d+\)', data)
num_objs = len(objs)
boxes = np.zeros((num_objs, 4), dtype=np.uint16)
gt_classes = np.zeros((num_objs), dtype=np.int32)
overlaps = np.zeros((num_objs, self.num_classes), dtype=np.float32)
# Load object bounding boxes into a data frame.
for ix, obj in enumerate(objs):
# Make pixel indexes 0-based
coor = re.findall('\d+', obj)
x1 = float(coor[0])
y1 = float(coor[1])
x2 = float(coor[2])
y2 = float(coor[3])
cls = self._class_to_ind['person']
boxes[ix, :] = [x1, y1, x2, y2]
gt_classes[ix] = cls
overlaps[ix, cls] = 1.0
overlaps = scipy.sparse.csr_matrix(overlaps)
return {'boxes' : boxes,
'gt_classes': gt_classes,
'gt_overlaps' : overlaps,
'flipped' : False}
def _write_inria_results_file(self, all_boxes):
use_salt = self.config['use_salt']
comp_id = 'comp4'
if use_salt:
comp_id += '-{}'.format(os.getpid())
# VOCdevkit/results/comp4-44503_det_test_aeroplane.txt
path = os.path.join(self._devkit_path, 'results', self.name, comp_id + '_')
for cls_ind, cls in enumerate(self.classes):
if cls == '__background__':
continue
print 'Writing {} results file'.format(cls)
filename = path + 'det_' + self._image_set + '_' + cls + '.txt'
with open(filename, 'wt') as f:
for im_ind, index in enumerate(self.image_index):
dets = all_boxes[cls_ind][im_ind]
if dets == []:
continue
# the VOCdevkit expects 1-based indices
for k in xrange(dets.shape[0]):
f.write('{:s} {:.3f} {:.1f} {:.1f} {:.1f} {:.1f}\n'.
format(index, dets[k, -1],
dets[k, 0] + 1, dets[k, 1] + 1,
dets[k, 2] + 1, dets[k, 3] + 1))
return comp_id
def _do_matlab_eval(self, comp_id, output_dir='output'):
rm_results = self.config['cleanup']
path = os.path.join(os.path.dirname(__file__),
'VOCdevkit-matlab-wrapper')
cmd = 'cd {} && '.format(path)
cmd += '{:s} -nodisplay -nodesktop '.format(datasets.MATLAB)
cmd += '-r "dbstop if error; '
cmd += 'setenv(\'LC_ALL\',\'C\'); voc_eval(\'{:s}\',\'{:s}\',\'{:s}\',\'{:s}\',{:d}); quit;"' \
.format(self._devkit_path, comp_id,
self._image_set, output_dir, int(rm_results))
print('Running:\n{}'.format(cmd))
status = subprocess.call(cmd, shell=True)
def evaluate_detections(self, all_boxes, output_dir):
comp_id = self._write_inria_results_file(all_boxes)
self._do_matlab_eval(comp_id, output_dir)
def competition_mode(self, on):
if on:
self.config['use_salt'] = False
self.config['cleanup'] = False
else:
self.config['use_salt'] = True
self.config['cleanup'] = True
if __name__ == '__main__':
d = datasets.inria('train', '')
res = d.roidb
from IPython import embed; embed()