@vladmandic/face-api/src/env/isBrowser.ts

JavaScript module for Face Detection and Face Recognition Using Tensorflow/JS

export function isBrowser(): boolean {
  return typeof window === 'object'
    && typeof document !== 'undefined'
    && typeof HTMLImageElement !== 'undefined'
    && typeof HTMLCanvasElement !== 'undefined'
    && typeof HTMLVideoElement !== 'undefined'
    && typeof ImageData !== 'undefined'
    && typeof CanvasRenderingContext2D !== 'undefined'
}