I'd probably start with a headless Raspberry Pi and one of their camera sensors. This one is nice: https://www.raspberrypi.com/products/raspberry-pi-high-qualit

I'd probably start with a headless Raspberry Pi and one of their camera sensors. This one is nice: https://www.raspberrypi.com/products/raspberry-pi-high-quality-camera/ https://www.raspberrypi.com/products/raspberry-pi-high-quali... The main challenge would be setting up a weatherproof enclosure. It's unlikely that you will be able to beat the weatherproofing of a GoPro, but you would have less ability to customize the automation if you go that route.