In Norway ads already must specify if a person in it has been digitally altered (changed shape, smoothed skin etc). Quite funny with international ads getting these banners plastered over their face. Random example: https://imgur.com/a/t8zT37o (rules for size and contrast)

Here are the rules: https://www.forbrukertilsynet.no/vi-jobber-med/merking-av-re... Quite level headed and easy to follow. So no, editing contrast or whatever people think they're clever to point out doesn't count.