src/img_up/ isn't a valid image

<br /><br />&nbsp;&nbsp;FILE: /home/renebluh/public_html/visor_imagen.php
<br />&nbsp;&nbsp;LINE: 13

<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;FILE: /home/renebluh/public_html/imageTransform.php
<br />&nbsp;&nbsp;&nbsp;&nbsp;LINE: 231
<br />