Img 3

<?php if (is_single()) { ?>
<link rel="image_src" href="<?php bloginfo('siteurl'); ?>/wp-content/themes/miotema/images/<?php the_title(); ?>.jpg" />
<?php }else{ ?>
<link rel="image_src" href="<?php bloginfo('siteurl'); ?>/wp-content/themes/miotema/images/socialpreview.jpg" />
<?php } ?>