function islandora_large_image_get_args($lossless) {
  if ($lossless) {
    //$args[] = " -define numrlvls=6";
    $args[] = " -define jp2:numrlvls=6";
    $args[] = " -define jp2:tilewidth=1024";
    $args[] = " -define jp2:tileheight=1024";
    $args[] = " -define jp2:rate=1.0";
    $args[] = " -define jp2:lazy";
    $args[] = " -define jp2:prg=rlcp";
    $args[] = " -define jp2:ilyrrates='0.015625,0.01858,0.0221,0.025,0.03125,0.03716,0.04419,0.05,0.0625,0.075,0.088,0.1,0.125,0.15,0.18,0.21,0.25,0.3,0.35,0.4,0.5,0.6,0.7,0.84'";
    $args[] = " -define jp2:mode=int";
  }
  else {
    //$args[] = "-define numrlvls=7";
    $args[] = "-define jp2:numrlvls=7";
    $args[] = "-define jp2:tilewidth=1024";
    $args[] = "-define jp2:tileheight=1024";
    //$args[] = "-define jp2:rate=0.02348";
    //$args[] = "-define jp2:quality=42";
    $args[] = "-define jp2:rate=16";
    $args[] = "-define jp2:prg=rpcl";
    $args[] = "-define jp2:mode=int";
    $args[] = "-define jp2:prcwidth=16383";
    $args[] = "-define jp2:prcheight=16383";
    $args[] = "-define jp2:cblkwidth=64";
    $args[] = "-define jp2:cblkheight=64";
    $args[] = "-define jp2:sop";
  }
  return $args;
}