ResizeImage

-(void)resizeImage:(UIImage *)i forView:(UIImageView *)v
{
    CGSize iSize = i.size;
    CGSize vSize = v.frame.size;
    if ((iSize.height/vSize.height) > (iSize.width/vSize.width))
    {
        CGFloat ratio = vSize.height / iSize.height;
        [i drawInRect:CGRectMake(0, 0, i.size.width * ratio, i.size.height * ratio)];
    } else if ((iSize.width/vSize.width) > (iSize.height/vSize.height))
    {
        CGFloat ratio = vSize.width / iSize.width;
        [i drawInRect:CGRectMake(0, 0, i.size.width * ratio, i.size.height * ratio)];
    } else {
        CGFloat ratio = vSize.width / iSize.width;
        [i drawInRect:CGRectMake(0, 0, i.size.width * ratio, i.size.height * ratio)];
    }
}