@polygonjs/polygonjs/dist/src/core/computerVision/Common.js

node-based WebGL 3D engine https://polygonjs.com

"use strict";
import { Texture, VideoTexture, CanvasTexture } from "three";
import { isHTMLVideoElementLoaded, isHTMLVideoPaused } from "../DomUtils";
export function computerVisionValidSource(texture) {
  if (texture instanceof VideoTexture) {
    if (texture.image instanceof HTMLVideoElement) {
      if (isHTMLVideoElementLoaded(texture.image) && !isHTMLVideoPaused(texture.image)) {
        return texture.image;
      }
    }
  } else if (texture instanceof CanvasTexture) {
    if (texture.source.data instanceof HTMLCanvasElement) {
      return texture.source.data;
    }
  } else if (texture instanceof Texture) {
    if (texture.image instanceof HTMLImageElement) {
      return texture.image;
    }
  }
}