"Camera functionality" refers to the abilities or features of a camera, such as taking photos or videos, adjusting settings, zooming, and capturing moments. Full definition
At least 2 of the major players already have mobile apps with camera functionality built in, but it's not for what I'm describing. (jwikert.typepad.com)
It combines voice control with «vision AI» able to enhance camera functionality. (mobilechannels.eu)
First is the custom camera app which supports dual camera functionality; we will cover this extensively in the camera review. (xda-developers.com)