----Photo storage location-----
/DCIM/FuLLPre

---- Gesture operation method-----

[When preview screen is operating]

*Fling the screen right/left
--------- Switch front/back camera

*Scroll the screen up/down
--------- Optical zoom in/out

*Press and hold the screen
--------- Camera shooting

*Fling left/right with two fingers
--------- Display the last image taken in the viewer

*Scroll up/down with two fingers
--------- Camera brightness change

*Fling up/down on the left side of the center of the screen
--------- Switch effects.
Only for terminals that support effects

*Fling up/down right from the center of the screen
--------- Switches the white balance

*Double tap the screen
---------- Pause preview


[When preview screen is stopped]
*Double tap the screen
--------- Restart preview

*Scroll the screen
--------- Move preview screen

*Pinch in / out the screen
--------- Reduction / enlargement of preview screen
Only Device supported camera2 API

*Press and hold the screen
--------- Save the preview screen that is stopped