Google announced that it is deprecating several image and video sitemap tags and attributes
Google announced that it is discontinuing the use of several image and video sitemap extensions. Google stated they decided to sunset the use of these sitemap extensions after evaluating the value of the tags. The deprecated tags and attributes will have no effect after August 6, 2022.
Google announced that the documentation for the removed tags and attributes have already been removed.
Original Sources: https://www.searchenginejournal.com/some-image-and-video-sitemap-extensions-deprecated/448986/