IOS: create a UIImage or UIImageView with rounded corners

Question

Is it possible create an UIImage or an UIImageView with rounded corners? Because I want take an UIImage and show it inside an UI

Answer 1

Here how i set my rounded avatar at the center of it contain view:

-(void)setRoundedAvatar:(UIImageView *)avatarView toDiameter:(float)newSize atView:(UIView *)containedView;
{
    avatarView.layer.cornerRadius = newSize/2;
    avatarView.clipsToBounds = YES;

    avatarView.frame = CGRectMake(0, 0, newSize, newSize);
    CGPoint centerValue = CGPointMake(containView.frame.size.width/2, containedView.frame.size.height/2);
    avatarView.center = centerValue;
}