82 lines
3.4 KiB
Python
82 lines
3.4 KiB
Python
'''
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@ Date: 2021-01-12 17:08:25
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@ Author: Qing Shuai
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@ LastEditors: Qing Shuai
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@ LastEditTime: 2021-01-14 17:08:05
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@ FilePath: /EasyMocap/code/demo_mv1pmf_skel.py
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'''
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# show skeleton and reprojection
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from dataset.mv1pmf import MV1PMF
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from dataset.config import CONFIG
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from mytools.reconstruction import simple_recon_person, projectN3
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from tqdm import tqdm
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import numpy as np
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def smooth_skeleton(skeleton):
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# nFrames, nJoints, 4: [[(x, y, z, c)]]
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nFrames = skeleton.shape[0]
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span = 2
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# results = np.zeros((nFrames-2*span, skeleton.shape[1], skeleton.shape[2]))
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origin = skeleton[span:nFrames-span, :, :].copy()
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conf = origin[:, :, 3:4].copy()
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skel = origin[:, :, :3] * conf
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base_start = span
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for i in range(-span, span+1):
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sample = skeleton[base_start+i:base_start+i+skel.shape[0], :, :]
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skel += sample[:, :, :3] * sample[:, :, 3:]
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conf += sample[:, :, 3:]
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not_f, not_j, _ = np.where(conf<0.1)
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skel[not_f, not_j, :] = 0.
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conf[not_f, not_j, :] = 1.
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skel = skel/conf
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skeleton[span:nFrames-span, :, :3] = skel
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return skeleton
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def mv1pmf_skel(path, sub, out, mode, args):
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MIN_CONF_THRES = 0.5
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no_img = not (args.vis_det or args.vis_repro)
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dataset = MV1PMF(path, cams=sub, config=CONFIG[mode], add_hand_face=args.add_hand_face,
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undis=args.undis, no_img=no_img, out=out)
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kp3ds = []
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start, end = args.start, min(args.end, len(dataset))
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for nf in tqdm(range(start, end), desc='triangulation'):
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images, annots = dataset[nf]
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conf = annots['keypoints'][..., -1]
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conf[conf < MIN_CONF_THRES] = 0
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keypoints3d, _, kpts_repro = simple_recon_person(annots['keypoints'], dataset.Pall, ret_repro=True)
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kp3ds.append(keypoints3d)
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if args.vis_det:
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dataset.vis_detections(images, annots, nf, sub_vis=args.sub_vis)
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if args.vis_repro:
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dataset.vis_repro(images, annots, kpts_repro, nf, sub_vis=args.sub_vis)
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# smooth the skeleton
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kp3ds = np.stack(kp3ds)
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if args.smooth:
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kp3ds = smooth_skeleton(kp3ds)
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for nf in tqdm(range(kp3ds.shape[0]), desc='dump'):
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dataset.write_keypoints3d(kp3ds[nf], nf + start)
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if __name__ == "__main__":
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import argparse
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parser = argparse.ArgumentParser('multi_view one_person multi_frame skel')
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parser.add_argument('path', type=str)
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parser.add_argument('--out', type=str, default=None)
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parser.add_argument('--sub', type=str, nargs='+', default=[],
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help='the sub folder lists when in video mode')
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parser.add_argument('--start', type=int, default=0,
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help='frame start')
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parser.add_argument('--end', type=int, default=10000,
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help='frame end')
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parser.add_argument('--step', type=int, default=1,
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help='frame step')
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parser.add_argument('--body', type=str, default='body25', choices=['body15', 'body25', 'total'])
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parser.add_argument('--undis', action='store_true')
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parser.add_argument('--add_hand_face', action='store_true')
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parser.add_argument('--smooth', action='store_true')
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parser.add_argument('--vis_det', action='store_true')
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parser.add_argument('--vis_repro', action='store_true')
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parser.add_argument('--sub_vis', type=str, nargs='+', default=[],
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help='the sub folder lists for visualization')
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args = parser.parse_args()
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mv1pmf_skel(args.path, args.sub, args.out, args.body, args) |