Open frameworks app that captures and uploads images to dropbox when contours are detected.
Uses the following addons:
ofxCv
ofxOpenCv
ofxOMXCamera
Can be used with Dropbox Uploader script: https://github.com/andreafabrizi/Dropbox-Uploader
The techniques are largely the same as in this python example by Adrian Rosebrock: https://www.pyimagesearch.com/2015/06/01/home-surveillance-and-motion-detection-with-the-raspberry-pi-python-and-opencv/