Capture and store a JPEG image using a Raspberry Pi camera. More information: https://www.raspberrypi.com/documentation/computers/camera_software.html#rpicam-jpeg.
rpicam-jpeg -o path/to/file.jpg
rpicam-jpeg -o path/to/file.jpg --width 1920 --height 1080
rpicam-jpeg -o path/to/file.jpg --shutter 20000 --gain 1.5