Did something similar to this with a raspberry pi, a pair of 70's ray ban bullet hole shooter glasses and a spy cam a few years back. Just got a cam that let me

Did something similar to this with a raspberry pi, a pair of 70's ray ban bullet hole shooter glasses and a spy cam a few years back. Just got a cam that let me ditch the pi, slim it down to a Google glass type size, and stream the video to a smartphone