Video Camera Hdmi Output. I would say that is the way. An HDMI output can be quite useful on cameras, especially when shooting video.
Video ports are one way ports, they are either inputs or outputs not both. Check the manual of your video capture device to see if you need any extra drivers. DHgate.com provide a large selection of promotional hdmi output video camera on sale at cheap price and excellent crafts.
You need a to capture the HDMI input first, the output a compressed stream as an input device.
Extensive googling has only turned up solutions for streaming from PC's What I need is a dongle that plugs into the HDMI output of the camera, and transmits the video to a reciever.
Most computers cannot natively read the video coming from a camera's HDMI output. Camera shooting and playback displays can be output to HDMI devices. If you have a Canon or a Nikon camera, you use the utilities app which came with your camera, to transfer files via USB.