Function createCanvasFromMedia

src/dom/createCanvas.ts:16–33

(media: HTMLImageElement | HTMLVideoElement | ImageData, dims?: IDimensions)

}

export function createCanvasFromMedia(media: HTMLImageElement | HTMLVideoElement | ImageData, dims?: IDimensions): HTMLCanvasElement {

  const { ImageData } = env.getEnv()

  if (!(media instanceof ImageData) && !isMediaLoaded(media)) {
    throw new Error('createCanvasFromMedia - media has not finished loading yet')
  }

  const { width, height } = dims || getMediaDimensions(media)
  const canvas = createCanvas({ width, height })

  if (media instanceof ImageData) {
    getContext2dOrThrow(canvas).putImageData(media, 0, 0)
  } else {
    getContext2dOrThrow(canvas).drawImage(media, 0, 0, width, height)
  }
  return canvas
}