Swap Camera – Allows you to swap between the back camera and the front-facing camera.
Zoom – Zoom in or zoom out. The Volume Keys will also adjust the zoom.
Brightness – Defines and controls of the amount of light entering the lens. Slide the brightness indicator along the bar toward “-” for a lower brightness image or toward “+” for a higher brightness image.
Flash – Allows you to set the Flash Auto, Off, or On.
Settings – Opens the Camera settings menu. See “Photo options”.
Gallery– Accesses your saved photos from within Camera mode. Simply tap this icon and your Gallery will appear on the screen.
Capture – Tap to take a photo.
Mode Switch – Allows you to switch between Camera mode and Video mode.
The default resolution is 5M (2560x1920).