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# --------------------------------------------------------
# SiamMask
# Licensed under The MIT License
# Written by Qiang Wang (wangqiang2015 at ia.ac.cn)
# --------------------------------------------------------
from os.path import join
from os import listdir
import json
import glob
import xml.etree.ElementTree as ET
VID_base_path = './ILSVRC2015'
ann_base_path = join(VID_base_path, 'Annotations/VID/train/')
img_base_path = join(VID_base_path, 'Data/VID/train/')
sub_sets = sorted({'ILSVRC2015_VID_train_0000', 'ILSVRC2015_VID_train_0001', 'ILSVRC2015_VID_train_0002', 'ILSVRC2015_VID_train_0003', 'val'})
vid = []
for sub_set in sub_sets:
sub_set_base_path = join(ann_base_path, sub_set)
videos = sorted(listdir(sub_set_base_path))
s = []
for vi, video in enumerate(videos):
print('subset: {} video id: {:04d} / {:04d}'.format(sub_set, vi, len(videos)))
v = dict()
v['base_path'] = join(sub_set, video)
v['frame'] = []
video_base_path = join(sub_set_base_path, video)
xmls = sorted(glob.glob(join(video_base_path, '*.xml')))
for xml in xmls:
f = dict()
xmltree = ET.parse(xml)
size = xmltree.findall('size')[0]
frame_sz = [int(it.text) for it in size]
objects = xmltree.findall('object')
objs = []
for object_iter in objects:
trackid = int(object_iter.find('trackid').text)
name = (object_iter.find('name')).text
bndbox = object_iter.find('bndbox')
occluded = int(object_iter.find('occluded').text)
o = dict()
o['c'] = name
o['bbox'] = [int(bndbox.find('xmin').text), int(bndbox.find('ymin').text),
int(bndbox.find('xmax').text), int(bndbox.find('ymax').text)]
o['trackid'] = trackid
o['occ'] = occluded
objs.append(o)
f['frame_sz'] = frame_sz
f['img_path'] = xml.split('/')[-1].replace('xml', 'JPEG')
f['objs'] = objs
v['frame'].append(f)
s.append(v)
vid.append(s)
print('save json (raw vid info), please wait 1 min~')
json.dump(vid, open('vid.json', 'w'), indent=4, sort_keys=True)
print('done!')
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