php-generate-thumbnails-for-pdf-documents

This function will generate a thumbnail in png format for a pdf document using - ImageMagick ( http://php.net/imagick ) , Ghostscript (https://sourceforge.net/projects/ghostscript/)

Tutorial - https://www.thewebblinders.in/programming/article/How-to-generate-thumbnails-for-PDF-documents-with-relative-paths-using-imagick-and-GhostScript-6009

Testing

Download above files and uncomment usage example in index.php and open it in the browser , if everything goes right, a file with name pdfthumbdemo.png file will be created inside thumbails directory