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import os |
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import warnings |
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from argparse import ArgumentParser |
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import cv2 |
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import mmcv |
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from mmpose.apis import (inference_bottom_up_pose_model, init_pose_model, |
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vis_pose_result) |
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from mmpose.datasets import DatasetInfo |
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def main(): |
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"""Visualize the demo images.""" |
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parser = ArgumentParser() |
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parser.add_argument('pose_config', help='Config file for pose') |
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parser.add_argument('pose_checkpoint', help='Checkpoint file for pose') |
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parser.add_argument('--video-path', type=str, help='Video path') |
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parser.add_argument( |
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'--show', |
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action='store_true', |
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default=False, |
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help='whether to show visualizations.') |
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parser.add_argument( |
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'--out-video-root', |
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default='', |
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help='Root of the output video file. ' |
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'Default not saving the visualization video.') |
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parser.add_argument( |
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'--device', default='cuda:0', help='Device used for inference') |
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parser.add_argument( |
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'--kpt-thr', type=float, default=0.3, help='Keypoint score threshold') |
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parser.add_argument( |
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'--pose-nms-thr', |
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type=float, |
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default=0.9, |
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help='OKS threshold for pose NMS') |
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parser.add_argument( |
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'--radius', |
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type=int, |
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default=4, |
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help='Keypoint radius for visualization') |
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parser.add_argument( |
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'--thickness', |
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type=int, |
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default=1, |
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help='Link thickness for visualization') |
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args = parser.parse_args() |
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assert args.show or (args.out_video_root != '') |
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pose_model = init_pose_model( |
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args.pose_config, args.pose_checkpoint, device=args.device.lower()) |
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dataset = pose_model.cfg.data['test']['type'] |
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dataset_info = pose_model.cfg.data['test'].get('dataset_info', None) |
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if dataset_info is None: |
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warnings.warn( |
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'Please set `dataset_info` in the config.' |
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'Check https://github.com/open-mmlab/mmpose/pull/663 for details.', |
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DeprecationWarning) |
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assert (dataset == 'BottomUpCocoDataset') |
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else: |
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dataset_info = DatasetInfo(dataset_info) |
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video = mmcv.VideoReader(args.video_path) |
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assert video.opened, f'Faild to load video file {args.video_path}' |
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if args.out_video_root == '': |
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save_out_video = False |
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else: |
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os.makedirs(args.out_video_root, exist_ok=True) |
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save_out_video = True |
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if save_out_video: |
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fps = video.fps |
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size = (video.width, video.height) |
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fourcc = cv2.VideoWriter_fourcc(*'mp4v') |
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videoWriter = cv2.VideoWriter( |
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os.path.join(args.out_video_root, |
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f'vis_{os.path.basename(args.video_path)}'), fourcc, |
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fps, size) |
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return_heatmap = False |
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output_layer_names = None |
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print('Running inference...') |
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for _, cur_frame in enumerate(mmcv.track_iter_progress(video)): |
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pose_results, _ = inference_bottom_up_pose_model( |
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pose_model, |
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cur_frame, |
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dataset=dataset, |
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dataset_info=dataset_info, |
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pose_nms_thr=args.pose_nms_thr, |
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return_heatmap=return_heatmap, |
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outputs=output_layer_names) |
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vis_frame = vis_pose_result( |
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pose_model, |
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cur_frame, |
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pose_results, |
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radius=args.radius, |
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thickness=args.thickness, |
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dataset=dataset, |
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dataset_info=dataset_info, |
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kpt_score_thr=args.kpt_thr, |
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show=False) |
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if args.show: |
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cv2.imshow('Image', vis_frame) |
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if save_out_video: |
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videoWriter.write(vis_frame) |
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if args.show and cv2.waitKey(1) & 0xFF == ord('q'): |
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break |
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if save_out_video: |
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videoWriter.release() |
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if args.show: |
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cv2.destroyAllWindows() |
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if __name__ == '__main__': |
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main() |
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