Dear Spire.
How to embed video file to PDF document using Spire.PDF?
PDF supports embedding of video files, please look here:
https://www.worldbestlearningcenter.com/index_files/csharp-pdf-embed-video.htm
https://stackoverflow.com/questions/33829768/c-sharp-itextsharp-integrate-quicktime-movie-into-a-pdf
Thank you and best regards,
Vladimir