<form method="post" enctype="multipart/form-data">
  <input type="file" name="image">
  <input type="submit">
</form>
<?php
if(isset($_FILES["image"])){

// makeDP
  $sourcePath = $_FILES["image"]["tmp_name"];
  $design = "frame-1.png";

  $src = imagecreatefromstring(file_get_contents($sourcePath));
  $fg = imagecreatefrompng(__DIR__ . "/produk/$design");

  list($width, $height) = getimagesize($sourcePath);
  $croppedFG = imagecreatetruecolor($width, $height);
  $background = imagecolorallocate($croppedFG, 0, 0, 0);
  // removing the black from the placeholder
  imagecolortransparent($croppedFG, $background);

  imagealphablending($croppedFG, false);
  imagesavealpha($croppedFG, true);

  imagecopyresized($croppedFG, $fg, 0, 0, 0, 0, $width, $height, 400, 400);

  // Start merging
  $out = imagecreatetruecolor($width, $height);
  imagecopyresampled($out, $src, 0, 0, 0, 0, $width, $height, $width, $height);
  imagecopyresampled($out, $croppedFG, 0, 0, 0, 0, $width, $height, $width, $height);

  ob_start();
  imagepng($out);
  $image = ob_get_clean();
// makeDPend

  $str="";
     $chars = "addzifiabcdefghijklmanopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
     $size = strlen($chars);
     for($i = 0;$i < 10;$i++) {
      $str .= $chars[rand(0,$size-1)];
    }

  $url = $str;
  $loc = "order/" . $url . ".png";
  file_put_contents($loc, $image);
  echo $loc;
}