ExampleBitwise.js

var OPTIONS = {
  'GRAYSCALE': 1, 'SEPIA': 2, 'HIGH-RES': 3, 'LOW-RES': 4
};

function setCameraSettings(options) {
  if(options.includes(OPTIONS['GRAYSCALE']))
     console.log('GRAYSCALE activated');
  if(options.includes(OPTIONS['SEPIA']))
    console.log('SEPIA activated');
  
  // And so on
}

setCameraSettings( [ OPTIONS['GRAYSCALE'], OPTIONS['SEPIA']] );

// => GRAYSCALE & SEPIA activated