This code is making it purple..

[Gayner]

if($transparent_background)
{
  $replace_these_colors_arr = array(12146130, 12211410, 12146130, 12211410, 12145874, 12211411, 12211666, 12145875, 12146131);

  for($x = 0; $x < $avatar_width; $x++) 
  {
    for($y = 0; $y < $avatar_height; $y++)
    {
      $color_index = imagecolorat($avatar, $x, $y);

      if(in_array($color_index, $replace_these_colors_arr))
      {
        imageSetPixel($avatar, $x, $y, $color_to_be_transparent );
      }  
    }
  }    
} 

 

I have no idea but whenever I save my image, it makes it have a purple outline like this:

 

 

Any ideas on how to make it no purple outline on all the images?

 

I tryed to remove it all, but then this happens: