Use clip-path in ion-scroll

I all

not manage to to use clip-path in ion-scroll,
can someone help me ?
here’s my scroll

<section  style="position:absolute;top:5%;left:17%;width:66%;height:90%;border: 1px solid black;z-index:{{indexFond}}">
      <ion-scroll zooming="{{zoom}}" min-zoom="1" max-zoom="5" scrollbar-x="false" scrollbar-y="false" direction="xy" style="width: 100%; height: 100%;opacity: {{imageOpacity}};filter: alpha(opacity={{imageOpacity}}*100);">
      <img ng-src="{{image}}" style="width:100%;" class="clip-circle">
      </ion-scroll>
      </section>

and my css

.clip-circle{
	clip-path : circle(200px at center);
}

thanks