screenshot

Take a screenshot of the current game display and return it as a Blob.

Usage

const nostalgist = await Nostalgist.nes('flappybird.nes')

const screenshot = await nostalgist.screenshot()
const url = URL.createObjectURL(screenshot)

const img = document.createElement('img')
img.src = url
document.body.append(img)

Returns

A Promise of a PNG image as a Blob object.