Cannot find installation of real FFmpeg

[kiashann]

Hi, I downloaded weight and I wanted to run test.py but I got this error Could you please help me?
I used this issue but it's not work for me.
@assafshocher
python test.py --test_non_rect
resuming checkpoint None
C:\Users\Green\anaconda3\envs\torch1\lib\site-packages\torch\nn\functional.py:3631: UserWarning: Default upsampling behavior when mode=bilinear is changed to align_corners=False since 0
.4.0. Please specify align_corners=True if the old behavior is desired. See the documentation of nn.Upsample for details.
warnings.warn(
Traceback (most recent call last):
File "test.py", line 243, in main
retarget_video(gan, input_tensor, define_video_scales(conf.test_vid_scales), 8, conf.output_dir_path)
File "test.py", line 85, in retarget_video
writer = FFmpegWriter(output_dir_path + '/vid.mp4', verbosity=1, outputdict={'-b': '30000000', '-r': '100.0'})
File "C:\Users\Green\anaconda3\envs\torch1\lib\site-packages\skvideo\io\ffmpeg.py", line 87, in init
assert _HAS_FFMPEG, "Cannot find installation of real FFmpeg (which comes with ffprobe)."
AssertionError: Cannot find installation of real FFmpeg (which comes with ffprobe).