Editing streams and meta tags in the media container

In the file list on the right side of the video files there is a button to edit streams and container meta tags.

1. You can change the container type (not all video codecs are supported by all containers, there are limitations)
2. The refresh button of the streams list, reads streams from the source video and displays them as a list below. Streams are tracks. They can be video, audio, image, subtitle and other supported types.
3. Select the folder where the stream file you want to add to the list is located
4. Selection of the stream file you are going to add to the container list
5. Button for adding a new selected stream from the file
6. Streams list
7. Button to quickly delete all the streams with subtitles from the list.

If you switch to the "metadata" tab you can edit the meta tags contained in the media container

1. Button to update the list of meta tags from the source media file
2. Button to add new meta-tag
3. Meta-tag list