Android - how to get the media link when click play button

Screenshot of video downloader app

how can i get the media link when click play button just like this screenshot,i used the following code:

 webView.setOnTouchListener(new View.OnTouchListener() {
        @Override
        public boolean onTouch(View view, MotionEvent motionEvent) {

            Log.d("URL_inTouch",webView.getUrl());
            return false;
        }
    });

but it gives me the hole webview link , how can i handle it to meet my needs?

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