<?


$runtime->RegisterAssemblyFromFile("libraries/_bin/aspose/Aspose.Slides.dll", "Aspose.Slides");
$runtime->RegisterAssemblyFromFullQualifiedName("System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", "System.Drawing");

$sourcefile = "D:\\1414\Design_Flow.ppt";

$presentation = $runtime->TypeFromName("Aspose.Slides.Presentation")->Instantiate($sourcefile);
$format = $runtime->TypeFromName("System.Drawing.Imaging.ImageFormat")->Png;

$x = 0;

/** @var \NetPhp\Core\NetProxyCollection */
$slides = $presentation->Slides->AsIterator();

foreach ($slides as $slide) {
  $bitmap = $slide->GetThumbnail(1, 1);
  $destinationfile ="d:\\output\\slide_-$x++-.png";
  $bitmap->Save($destinationfile, $format);
}

$presentation->Dispose();


?>