Ring versions higher than 1.1.2 have built in support for video calls. This feature work mostly the same way as the audio codecs. An option as also available to disable video transmission.
During a video call, some display options are available to change the aspect ratio or rotate the video. By pressing the advanced settings button, it is also possible to switch from different camera, disable video, stream a file or share your screen(s). Sharing a file is also accessible by drag and dropping it on top of the video window.
Video devices settings can be configured from the configuration window "video" section.