112 lines
No EOL
3.4 KiB
Python
112 lines
No EOL
3.4 KiB
Python
import os
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from typing import Dict
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import numpy as np
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from utils.log import logger
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def write_results(filename, results_dict: Dict, data_type: str):
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if not filename:
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return
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path = os.path.dirname(filename)
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if not os.path.exists(path):
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os.makedirs(path)
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if data_type in ('mot', 'mcmot', 'lab'):
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save_format = '{frame},{id},{x1},{y1},{w},{h},1,-1,-1,-1\n'
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elif data_type == 'kitti':
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save_format = '{frame} {id} pedestrian -1 -1 -10 {x1} {y1} {x2} {y2} -1 -1 -1 -1000 -1000 -1000 -10 {score}\n'
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else:
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raise ValueError(data_type)
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with open(filename, 'w') as f:
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for frame_id, frame_data in results_dict.items():
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if data_type == 'kitti':
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frame_id -= 1
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for tlwh, track_id in frame_data:
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if track_id < 0:
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continue
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x1, y1, w, h = tlwh
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x2, y2 = x1 + w, y1 + h
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line = save_format.format(frame=frame_id, id=track_id, x1=x1, y1=y1, x2=x2, y2=y2, w=w, h=h, score=1.0)
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f.write(line)
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logger.info('Save results to {}'.format(filename))
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def read_results(filename, data_type: str, is_gt=False, is_ignore=False):
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if data_type in ('mot', 'lab'):
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read_fun = read_mot_results
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else:
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raise ValueError('Unknown data type: {}'.format(data_type))
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return read_fun(filename, is_gt, is_ignore)
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"""
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labels={'ped', ... % 1
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'person_on_vhcl', ... % 2
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'car', ... % 3
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'bicycle', ... % 4
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'mbike', ... % 5
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'non_mot_vhcl', ... % 6
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'static_person', ... % 7
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'distractor', ... % 8
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'occluder', ... % 9
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'occluder_on_grnd', ... %10
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'occluder_full', ... % 11
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'reflection', ... % 12
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'crowd' ... % 13
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};
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"""
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def read_mot_results(filename, is_gt, is_ignore):
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valid_labels = {1}
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ignore_labels = {2, 7, 8, 12}
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results_dict = dict()
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if os.path.isfile(filename):
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with open(filename, 'r') as f:
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for line in f.readlines():
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linelist = line.split(',')
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if len(linelist) < 7:
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continue
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fid = int(linelist[0])
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if fid < 1:
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continue
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results_dict.setdefault(fid, list())
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if is_gt:
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if 'MOT16-' in filename or 'MOT17-' in filename:
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label = int(float(linelist[7]))
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mark = int(float(linelist[6]))
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if mark == 0 or label not in valid_labels:
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continue
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score = 1
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elif is_ignore:
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if 'MOT16-' in filename or 'MOT17-' in filename:
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label = int(float(linelist[7]))
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vis_ratio = float(linelist[8])
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if label not in ignore_labels and vis_ratio >= 0:
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continue
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else:
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continue
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score = 1
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else:
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score = float(linelist[6])
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tlwh = tuple(map(float, linelist[2:6]))
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target_id = int(linelist[1])
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results_dict[fid].append((tlwh, target_id, score))
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return results_dict
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def unzip_objs(objs):
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if len(objs) > 0:
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tlwhs, ids, scores = zip(*objs)
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else:
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tlwhs, ids, scores = [], [], []
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tlwhs = np.asarray(tlwhs, dtype=float).reshape(-1, 4)
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return tlwhs, ids, scores |