You can download Cinemagraph for Windows Phone 7 from the Nokia Collection on the Windows Phone Marketplace or by using the link which follows:
Press the Search button on your Lumia phone, tap Vision and then scan the following barcode by pointing your device camera toward it
Nokia also released an updated version of Camera Extras for Windows Phone which uses burst mode to take a sequence of photos so you can choose your favorite shot and then remove unwanted moving objects.