facebookresearch / facebookresearch/SlowFast

opencv not displaying video during inference, only writes.

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Description

Hi, i am doing inference using slowFast model and want to display results instead of writing it on file. But oepncv does not open any window and code gets stuck on ` cv2.imshow("SlowFast", frame)` line 124 of file demo_loader.py.
Opencv works fine other wise but not here. Any ideas?

![Screenshot from 2024-09-20 18-40-12](https://github.com/user-attachments/assets/5dd17890-6a23-4ffc-acd7-85a8cac9a973)

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