dumpear imagenes png a una bd/tabla mysql

#!/usr/bin/php
<?php
$link=mysql_connect("localhost","evilla","evilla2010");
mysql_select_db("webmeteorologia",$link);

for ($count = 1; $count <= 13; $count++) {
        $sCount = sprintf("%02d", $count+1);
        $Fecha = "2012-5-".$sCount;
        $sCount= sprintf("%02d", $count);
        $fMorning = "/var/www/spoa/nedwam/crb201205".$sCount."0700.png";
        $fEvening = "/var/www/spoa/nedwam/crb201205".$sCount."1900.png";
        echo $Fecha."\n".$fMorning."\n".$fEvening."\n";
        $Img1_1 = @imagecreatefrompng($fMorning);
        ob_start();
        imagepng($Img1_1);
        $Img1 = ob_get_contents();
        ob_end_clean();
        $Img1 = str_replace('##','##',mysql_escape_string($Img1));
        $Img2_1 = @imagecreatefrompng($fEvening);
        ob_start();
        imagepng($Img2_1);
        $Img2 = ob_get_contents();
        ob_end_clean();
        $Img2 = str_replace('##','##',mysql_escape_string($Img2));
        mysql_query("SET NAMES 'utf8'", $link);
        $result=mysql_query("UPDATE prediccionesdiarias SET Img1='".$Img1."', Img2='".$Img2."' WHERE Fecha='".$Fecha."' AND Prediccion='Altamar'",$link);

}

mysql_close($link);

// var_dump($argv);
?>