PHP
<?php
require_once('fpdf/fpdf.php');
require_once('fpdi2/src/autoload.php');
// initiate FPDI
$pdf = new \setasign\Fpdi\Fpdi();
// add a page
$pdf->AddPage();
$pdf->SetFont('Arial', '', 10);
// set the sourcefile
$pdf->setSourceFile('PdfDocument.pdf');
$offsetTop = 15;
// import MediaBox from page 1
$box = \setasign\Fpdi\PdfReader\PageBoundaries::MEDIA_BOX;
$pdf->Cell(60, 4, $box);
$pageId = $pdf->importPage(1, $box);
$size = $pdf->useTemplate($pageId, 10, $offsetTop, 50);
$pdf->Rect(10, $offsetTop, $size['width'], $size['height']);
// re-import page ones CropBox
$box = \setasign\Fpdi\PdfReader\PageBoundaries::CROP_BOX;
$pdf->Cell(60, 4, $box);
$pageId = $pdf->importPage(1, $box);
$size = $pdf->useTemplate($pageId, 70, $offsetTop, 50);
$pdf->Rect(70, $offsetTop, $size['width'], $size['height']);
// re-import page ones TrimBox
$box = \setasign\Fpdi\PdfReader\PageBoundaries::TRIM_BOX;
$pdf->Cell(60, 4, $box);
$pageId = $pdf->importPage(1, $box);
$size = $pdf->useTemplate($pageId, 130, $offsetTop, 50);
$pdf->Rect(130, $offsetTop, $size['width'], $size['height']);
$offsetTop = 100;
$pdf->Ln($offsetTop - 15);
// re-import page ones BleedBox
$box = \setasign\Fpdi\PdfReader\PageBoundaries::BLEED_BOX;
$pdf->Cell(60, 4, $box);
$pageId = $pdf->importPage(1, $box);
$size = $pdf->useTemplate($pageId, 10, $offsetTop, 50);
$pdf->Rect(10, $offsetTop, $size['width'], $size['height']);
// re-import page ones ArtBox
$box = \setasign\Fpdi\PdfReader\PageBoundaries::ART_BOX;
$pdf->Cell(60, 4, $box);
$pageId = $pdf->importPage(1, $box);
$size = $pdf->useTemplate($pageId, 70, $offsetTop, 50);
$pdf->Rect(70, $offsetTop, $size['width'], $size['height']);
$pdf->Output('I', 'newpdf.pdf');