Start Video Capture

Stop Video Capture
I think the ptpcam -c sends initiate capture, which won’t work on video mode.
https://api.ricoh/docs/theta-usb-api/operation/initiate_open_capture/

I think the ptpcam -c sends initiate capture, which won’t work on video mode.
https://api.ricoh/docs/theta-usb-api/operation/initiate_open_capture/