Playback zoom
You can enlarge the image being played back.
- Touch
(Playback) to switch to playback mode. - Tap the screen twice during playback.
- Slide
on the zoom bar to the 
side. - Adjust the zoom scale and position.
Drag up/down/right/left:
Changes the zoom position.
/ 
:
Changes the zoom scale.
:
Cancels playback zoom.