File indexing completed on 2025-01-26 05:29:13

 <?php
 
 namespace Intervention\Image\Commands;
 
 class ChecksumCommand extends AbstractCommand
 {
     /**
      * Calculates checksum of given image
      *
      * @param  \Intervention\Image\Image $image
      * @return boolean
      */
     public function execute($image)
     {
         $colors = [];
 
         $size = $image->getSize();
 
         for ($x=0; $x <= ($size->width-1); $x++) {
             for ($y=0; $y <= ($size->height-1); $y++) {
                 $colors[] = $image->pickColor($x, $y, 'array');
             }
         }
 
         $this->setOutput(md5(serialize($colors)));
 
         return true;
     }
 }