I tried this work to upload the video data on the blockchain.
First i prepared a video which is under 64kb and replace it with base64.
It is possible to upload a video with base64 in case of the small size.
It costed 15 blurt to upload this video. (64kb = 15 blurt)

• Transactions with video data.
  https://blocks.blurtwallet.com/#/@the7world/update-video
  https://blocks.blurtwallet.com/#/@the7world/update-video2