Samsung Digital Camera User Manual (en)

Shooting options
Using face detection
Detecting eye blinking
If your camera detects closed eyes, it will automatically take 2 
photos in succession.  
In Shooting mode, select 
f “ 
Hold your camera still while “
Capturing” is displayed on the screen.
When blink detection fails, the “
Picture taken with eyes closed.” 
message appears. Take another photo.
Taking a smile shot
The camera automatically releases the shutter when it detects a 
smiling face. 
In Shooting mode, select 
f “ 
“  . When your subject 
smiles broadly, your camera can detect the smile more easily.