Converts unprintable PDFs exported to SVG by Evince to PNG images.

gistfile1.php

<?php

$data = file_get_contents($argv[1]);
$offset = isset($argv[2]) ? $argv[2] : 0;

if(preg_match_all('~data:image\/png;base64,([^"]+)"~i', $data, $matches)){
	foreach($matches[1] as $k=>$i){
		$id = $k+1+$offset;
		echo "Processing page $id...";
		$image = imagecreatefromstring(base64_decode($i));
		imagepng($image, "pages/$id.png");
		imagedestroy($image);
		echo "Done\n";
	}
} else{
	echo "No pages found.\n";
	exit(1);
}