Notifying Google of Video Updates
If you are using an on-page markup such as schema.org, Google will update video data when the page is crawled.
Video Search
Introduction to Video Sitemaps
Can your videos be found on Google? Learn about Video Sitemaps, which help make your video content easier for users
Common Video Indexing Pitfalls
If your video isn’t being indexed and served properly, most likely it’s because Google doesn’t have enough data about it.