[gd] problema in ridimensionamento immagine

[ateicos]

file test2.php

<?php

$src_im = "img.jpg";
$dst_im = "400.jpg";

list( $src_w , $src_h , $src_type , $src_attr ) = getimagesize( $src_im );
$dst_w = 400;
$dst_h = ceil( $dst_w / ( $src_w / $src_h ) ) ;

imagecopyresampled( $dst_im , $src_im , 0, 0, 0, 0, $dst_w, $dst_h , $src_w, $src_h );

?>

[quote]
Warning: imagecopyresampled(): supplied argument is not a valid Image resource in D:\inetpub\wwwroot\test2.php on line 10
[quote]

S.O. Win2kPro
Server IIS 4.0
PHP 4.3.7 (librerie gd 2 abilitate)