mmdeploy/demo/python/pose_tracker.py

99 lines
3.5 KiB
Python

# Copyright (c) OpenMMLab. All rights reserved.
import argparse
import os
import cv2
from mmdeploy_runtime import PoseTracker
def parse_args():
parser = argparse.ArgumentParser(
description='show how to use SDK Python API')
parser.add_argument('device_name', help='name of device, cuda or cpu')
parser.add_argument(
'det_model',
help='path of mmdeploy SDK model dumped by model converter')
parser.add_argument(
'pose_model',
help='path of mmdeploy SDK model dumped by model converter')
parser.add_argument('video', help='video path or camera index')
parser.add_argument('--output_dir', help='output directory', default=None)
args = parser.parse_args()
if args.video.isnumeric():
args.video = int(args.video)
return args
def visualize(frame, results, output_dir, frame_id, thr=0.5, resize=1280):
skeleton = [(15, 13), (13, 11), (16, 14), (14, 12), (11, 12), (5, 11),
(6, 12), (5, 6), (5, 7), (6, 8), (7, 9), (8, 10), (1, 2),
(0, 1), (0, 2), (1, 3), (2, 4), (3, 5), (4, 6)]
palette = [(255, 128, 0), (255, 153, 51), (255, 178, 102), (230, 230, 0),
(255, 153, 255), (153, 204, 255), (255, 102, 255),
(255, 51, 255), (102, 178, 255),
(51, 153, 255), (255, 153, 153), (255, 102, 102), (255, 51, 51),
(153, 255, 153), (102, 255, 102), (51, 255, 51), (0, 255, 0),
(0, 0, 255), (255, 0, 0), (255, 255, 255)]
link_color = [
0, 0, 0, 0, 7, 7, 7, 9, 9, 9, 9, 9, 16, 16, 16, 16, 16, 16, 16
]
point_color = [16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 0, 0, 0, 0, 0, 0]
scale = resize / max(frame.shape[0], frame.shape[1])
keypoints, bboxes, _ = results
scores = keypoints[..., 2]
keypoints = (keypoints[..., :2] * scale).astype(int)
bboxes *= scale
img = cv2.resize(frame, (0, 0), fx=scale, fy=scale)
for kpts, score, bbox in zip(keypoints, scores, bboxes):
show = [0] * len(kpts)
for (u, v), color in zip(skeleton, link_color):
if score[u] > thr and score[v] > thr:
cv2.line(img, kpts[u], tuple(kpts[v]), palette[color], 1,
cv2.LINE_AA)
show[u] = show[v] = 1
for kpt, show, color in zip(kpts, show, point_color):
if show:
cv2.circle(img, kpt, 1, palette[color], 2, cv2.LINE_AA)
if output_dir:
cv2.imwrite(f'{output_dir}/{str(frame_id).zfill(6)}.jpg', img)
else:
cv2.imshow('pose_tracker', img)
return cv2.waitKey(1) != 'q'
return True
def main():
args = parse_args()
video = cv2.VideoCapture(args.video)
tracker = PoseTracker(
det_model=args.det_model,
pose_model=args.pose_model,
device_name=args.device_name)
# optionally use OKS for keypoints similarity comparison
coco_sigmas = [
0.026, 0.025, 0.025, 0.035, 0.035, 0.079, 0.079, 0.072, 0.072, 0.062,
0.062, 0.107, 0.107, 0.087, 0.087, 0.089, 0.089
]
state = tracker.create_state(
det_interval=1, det_min_bbox_size=100, keypoint_sigmas=coco_sigmas)
if args.output_dir:
os.makedirs(args.output_dir, exist_ok=True)
frame_id = 0
while True:
success, frame = video.read()
if not success:
break
results = tracker(state, frame, detect=-1)
if not visualize(frame, results, args.output_dir, frame_id):
break
frame_id += 1
if __name__ == '__main__':
main()