* @copyright Copyright (C) 2021 Uwe Steinmann * @version Release: @package_version@ */ require_once("inc/inc.ClassConversionServiceBase.php"); /** * Implementation of conversion service pdf class * * @category DMS * @package SeedDMS * @author Uwe Steinmann * @copyright Copyright (C) 2021 Uwe Steinmann * @version Release: @package_version@ */ class SeedDMS_ConversionServicePdfToImage extends SeedDMS_ConversionServiceBase { /** * timeout */ public $timeout; public function __construct($from, $to) { $this->from = $from; $this->to = $to; $this->timeout = 5; } public function convert($infile, $target = null, $params = array()) { $start = microtime(true); $imagick = new Imagick(); /* Setting a smaller resolution will speed up the conversion * A resolution of 72,72 will create a 596x842 image */ $imagick->setResolution(36,36); if($imagick->readImage($infile.'[0]')) { if(!empty($params['width'])) $imagick->scaleImage((int) $params['width'], 0); $imagick->setImageFormat('png'); $end = microtime(true); if($this->logger) { $this->logger->log('Conversion from '.$this->from.' to '.$this->to.' with pdf service took '.($end-$start).' sec.', PEAR_LOG_INFO); } if($target) { return $imagick->writeImage($target); } else { return $imagick->getImageBlob(); } } return false; } }