A mezzanine file is a compressed master video file used to produce additional compressed video streams and downloads. Prime Video automatically prepares your file for use across all platforms and streaming qualities. To learn more about mezzanine specifications and requirements, please see Video requirements.
To edit either a standalone or an episodic title’s mezzanine files, start in Catalog Manager on the Titles tab. Search for your desired title, and click the title name to open the Title Hub to make changes.
Change a standalone title’s mezzanine files
Note: You can have up to 2 mezzanine files for movies if you’re uploading a trailer, too.
- In the Title Hub, click the Edit button next to Playable assets.
- To remove an existing video file, click Delete.
Please note that if the title is live, you cannot submit this change without uploading a replacement file. - To upload a new video file, drag and drop it to the File field.
You can also click My computer or Amazon S3 to upload the file from its respective location. - Click Save and next to continue through languages as needed, or click Save and close to navigate back to the Title Hub’s edit view and click Submit to submit your changes.
Change an episode title’s mezzanine files
Note: Only 1 mezzanine file is supported for episodes. Additional languages are supplied through discrete audio and/or timed text files.
- In the Episode Hub, click the Edit button next to Playable assets.
- To remove a video file, click Delete.
- To upload a new video file, drag and drop it to the File field.
You can also click My computer or Amazon S3 to upload the file from its respective location. - Click Save and next to continue through languages as needed, or click Save and close to navigate back to the Title Hub’s edit view and click Submit to submit your changes.
Update timed-text files
- In the Episode Hub, click the Edit button next to Playable assets.
- In the Timed text section, add or delete your captions, subtitles, and forced narratives files.
- Change the timed text Frame rate for each file if necessary.
For more information about video, audio, and timed text file requirements, see Video requirements.