public final float getArcSize() {
        return ((CircleClipTapView)findViewById(R.id.circle_clip_tap_view)).getArcSize();
    }
Size of the arc which will be clipped from the background circle.
The greater the value the more roundish the shape becomes
app/src/main/java/com/brouken/player/dtpv/youtube/YouTubeOverlay.java