lobo

<?php
   if(isset($_POST['img']) && !empty($_POST['img'])) {
      $file = uniqid().".jpeg";
      $data = explode(",", $_POST['img']);
      $width = $_POST['width'];
      $height = $_POST['height'];
      $image=imagecreatetruecolor($width, $height) or die('no hay GD!');
      $i = 0;

      for($x=0; $x<=$width; $x++){
         for($y=0; $y<=$height; $y++){
            $int = hexdec($data[$i++]);
            $color = imagecolorallocate($image, 0xFF & ($int >> 0x10), 0xFF & ($int >> 0x8), 0xFF & $int);
            imagesetpixel($image, $x, $y, $color);
         }
      }

      imagejpeg($image, $file, 95);
      imagedestroy($image);
   } else die("error");
?>