image scale

@interface UIImage (TPAdditions)
- (UIImage*)imageScaledToSize:(CGSize)size;
@end
 
@implementation UIImage (TPAdditions)
- (UIImage*)imageScaledToSize:(CGSize)size {
    UIGraphicsBeginImageContext(size);
    [self drawInRect:CGRectMake(0, 0, size.width, size.height)];
    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return image;
}
@end

Easy rounded corners on UITableViewCell image view