remove_dashes.php

<?php

require_once('class.image.php');
$target_file = 'data/' . $_GET['t'];

$size_info = getimagesize($target_file);
$original_width = $size_info[0];
$original_height = $size_info[1];

// remove dashes from top, left sides

$image = new Image($target_file);
$image->width($original_width – 1); 
$image->height($original_height – 1); 
$image->crop(1, 1); 
$image->save();

// remove dashes from bottom, right sides

$image = new Image($target_file);
$image->width($original_width – 2); 
$image->height($original_height – 2); 
$image->crop(0, 0); 
$image->save();

// redirect

header('Location: ' . 'http://gyazo.alea12.net/');