September 04, 2012, 4:50 PM — Here's how you can use a voice command to take pictures with your Samsung Galaxy S3 phone.
1. Go to Settings.
2. Go to Language and Input.
3. Go to Voice Command for Apps.
4. Go to Camera.
5. After turning on voice command, you can say "shoot" to take a photo.
For more, see the original article at the link below.
Steady that snapshot | Techworld