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| # -*- coding: utf-8 -*- | |
| # Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. (MPG) is | |
| # holder of all proprietary rights on this computer program. | |
| # You can only use this computer program if you have closed | |
| # a license agreement with MPG or you get the right to use the computer | |
| # program from someone who is authorized to grant you that right. | |
| # Any use of the computer program without a valid license is prohibited and | |
| # liable to prosecution. | |
| # | |
| # Copyright©2019 Max-Planck-Gesellschaft zur Förderung | |
| # der Wissenschaften e.V. (MPG). acting on behalf of its Max Planck Institute | |
| # for Intelligent Systems. All rights reserved. | |
| # | |
| # Contact: ps-license@tuebingen.mpg.de | |
| import json | |
| import os | |
| import os.path as osp | |
| import shutil | |
| import subprocess | |
| import numpy as np | |
| def run_openpose( | |
| video_file, | |
| output_folder, | |
| staf_folder, | |
| vis=False, | |
| ): | |
| pwd = os.getcwd() | |
| os.chdir(staf_folder) | |
| render = 1 if vis else 0 | |
| display = 2 if vis else 0 | |
| cmd = [ | |
| 'build/examples/openpose/openpose.bin', '--model_pose', 'BODY_21A', '--tracking', '1', | |
| '--render_pose', | |
| str(render), '--video', video_file, '--write_json', output_folder, '--display', | |
| str(display) | |
| ] | |
| print('Executing', ' '.join(cmd)) | |
| subprocess.call(cmd) | |
| os.chdir(pwd) | |
| def read_posetrack_keypoints(output_folder): | |
| people = dict() | |
| for idx, result_file in enumerate(sorted(os.listdir(output_folder))): | |
| json_file = osp.join(output_folder, result_file) | |
| data = json.load(open(json_file)) | |
| # print(idx, data) | |
| for person in data['people']: | |
| person_id = person['person_id'][0] | |
| joints2d = person['pose_keypoints_2d'] | |
| if person_id in people.keys(): | |
| people[person_id]['joints2d'].append(joints2d) | |
| people[person_id]['frames'].append(idx) | |
| else: | |
| people[person_id] = { | |
| 'joints2d': [], | |
| 'frames': [], | |
| } | |
| people[person_id]['joints2d'].append(joints2d) | |
| people[person_id]['frames'].append(idx) | |
| for k in people.keys(): | |
| people[k]['joints2d'] = np.array(people[k]['joints2d']).reshape( | |
| (len(people[k]['joints2d']), -1, 3) | |
| ) | |
| people[k]['frames'] = np.array(people[k]['frames']) | |
| return people | |
| def run_posetracker(video_file, staf_folder, posetrack_output_folder='/tmp', display=False): | |
| posetrack_output_folder = os.path.join( | |
| posetrack_output_folder, f'{os.path.basename(video_file)}_posetrack' | |
| ) | |
| # run posetrack on video | |
| run_openpose(video_file, posetrack_output_folder, vis=display, staf_folder=staf_folder) | |
| people_dict = read_posetrack_keypoints(posetrack_output_folder) | |
| shutil.rmtree(posetrack_output_folder) | |
| return people_dict | |