использовать ViewChild. Демо
<video controls webkit-playsinline class="fillWidth" #video >
<source src="{{item.image_path}}" type="video/webm" />
<source src="{{item.image_path}}" type="video/mp4">
<source src="{{item.image_path}}" type="video/ogg">
Your browser does not support HTML5 video.
</video>
<a (click)="playVideo()">Play</a>
<a (click)="stopVideo()">Pause</a>
в компоненте
import { ViewChild, ElementRef } from '@angular/core';
@ViewChild('video') myVideo: ElementRef;
дают функции кнопкам ниже
playVideo(){
this.myVideo.nativeElement.play();
}
stopVideo(){
this.myVideo.nativeElement.pause();
}