* @license http://www.gnu.org/licenses/gpl.html GNU General Public License * * Requires ImageMagick or Poppler. * Incompatible with Hg * * PDF: link displays thumbnail of PDF with link. If the file does not exist, * displays a link to upload the file. The file name is use as the caption. * * Configuration options (defaults shown): * $PDFThumb['size'] = 100; // Largest dimension for thumbnail width/height * $PDFThumb['caption'] = TRUE; // Display caption * $PDFThumb['converter'] = "Poppler"; // Use PDFtoPPM for conversion * (If not set, or set to other value, use ImageMagick.) * * (:pdfthumb