You will get a better response if you start a new thread
.
This sample code looks like it will help you. I think it’s quite new.
https://developer.apple.com/documentation/avfoundation/media_reading_and_writing/converting_side-by-side_3d_video_to_multiview_hevc
halm
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Last seen
User for
Post
Replies
Boosts
Views
Activity
Update: Using an UnlitMaterial node instead of PreviewContent, with tone mapping disabled, gives a much more vivid render. See @Shengjiang's answer below.