Experiments with visualization of media files .mp4 with use Niagara. To work with your own files, you need to add them to the project and assign them to the BP_Mediavisualizer variable. Each example also has a synchronized media player in the actor and a media texture in the Niagara system.
https://youtu.be/_RUc6r80cFI
https://youtu.be/va5E2eZJZgA
https://youtu.be/CLnFDlKgd_0
Discord channel
https://discord.gg/4dQQasRpDs