Flutter Seekbar preview of sprite image -- 2

preview of thumbnails by seekbar box preview, all done through sprite thumbnail.

like youtube.

you can see here demo: https://codepen.io/giriaakula/pen/dyNjRmW

player.spriteThumbnails({
interval:1,
url: 'https://raw.githubusercontent.com/GiriAakula/samuel-miller-task/master/openvideo.png',
width: 160,
height: 90
});