##在用windows10复现VIBE的时候出现的问题，在配置好环境进行演示视频的时候出现报错
(venv_vibe) PS D:\bishe\VIBE> python demo_alter.py --vid_file sample_video.mp4 --output_folder output/ --display
Running "ffmpeg -i sample_video.mp4 -f image2 -v error /tmp\sample_video_mp4/%06d.png"
Images saved to "/tmp\sample_video_mp4"
Input video number of frames 300
Downloading files from https://pjreddie.com/media/files/yolov3.weights
Traceback (most recent call last):
File "demo_alter.py", line 405, in <module>
main(args)
File "demo_alter.py", line 93, in main
yolo_img_size=args.yolo_img_size,
File "C:\Users\lyhr\AppData\Roaming\Python\Python37\site-packages\multi_person_tracker\mpt.py", line 53, in __init__
device=self.device, img_size=yolo_img_size, person_detector=True, video=True, return_dict=True
File "C:\Users\lyhr\AppData\Roaming\Python\Python37\site-packages\yolov3\yolo.py", line 32, in __init__
download_url(url, outdir)
File "C:\Users\lyhr\AppData\Roaming\Python\Python37\site-packages\yolov3\yolo.py", line 11, in download_url
subprocess.call(cmd)
File "D:\anaconda\envs\venv_vibe\lib\subprocess.py", line 339, in call
with Popen(*popenargs, **kwargs) as p:
File "D:\anaconda\envs\venv_vibe\lib\subprocess.py", line 800, in __init__
restore_signals, start_new_session)
File "D:\anaconda\envs\venv_vibe\lib\subprocess.py", line 1207, in _execute_child
startupinfo)
FileNotFoundError: [WinError 2] 系统找不到指定的文件。
##请问上述问题如何解决呢
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