<svg viewBox="0 0 1200 600" width="100%" height="60%">
  <pattern id="pattern" width="100%" height="100%">
    <image xlink:href="https://www.1zoom.ru/big2/10/121920-aleni.jpg" width="100%"/>
  </pattern>
  <path fill-rule="evenodd" fill="url(#pattern)"
  d="M 0 200 
     Q 300 50 600 200 
     Q 900 350 1200 200 
     L 1200 25 L 0 25 Z" />
</svg>

  

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.