Canon HF S21 - Manual (Page 68)

Face detection cannot be used when the shutter speed used is siower
than 1/30 (1/24 if the frame rate is set to [QEl PF24] or [E3 24F]) or
when the digitai zoom is activated at more than 40x zoom (dark biue
area on the zoom bar).
When face detection is activated, the siowest shutter speed used by the
camcorder is 1 /30 (1 /24 if the frame rate is set to [QEl PF24] or
[Ea 24F]).
Touch & Track
When recording people, face detection {Q3 67) will track the main sub­
ject and adjust the optimal settings. But also when recording other
moving subjects such as your pet, a moving vehicle or people not fac­
ing the camera directly, you can use Touch & Track to keep your sub­
ject in focus and achieve the best results.
Operating modes:
1 Make sure face detection is activated {[Xi 67).
2 Point the camcorder at a moving subject and touch the subject on
the touch screen.
• A white doubie frame wiii appear around the subject and track it as it
moves.
• Touch [Cancei [ ]] to remove the frame and cancei the tracking.
in certain cases. Touch & Track may not be abie to track the subject.
Typicai exampies inciude:
- Subjects extremeiy smaii or iarge in reiation to the overaii picture.
- Subjects too simiiarto the background.
- Subjects iacking sufficient contrast.
- Fast moving subjects.
- When shooting indoors with insufficient iighting.
68 ♦ Video