<?php // content="text/plain; charset=utf-8"
require_once('jpgraph/pdf417/jpgraph_pdf417.php');

$data = 'PDF-417';

// Setup some symbolic names for barcode specification

$columns  = 8;   // Use 8 data (payload) columns
$errlevel = 2;  // Use error level 2 (minimum recommended)

// Create a new encoder and backend to generate PNG images
try {
    $encoder = new PDF417Barcode($columns, $errlevel);
    $backend = PDF417BackendFactory::Create(BACKEND_IMAGE, $encoder);
    $backend->Stroke($data);
} catch (JpGraphException $e) {
    echo 'PDF417 Error: '.$e->GetMessage();
}
