I have the decryption key, but how to use mp4decrypt on mpd with m4s files and m3u8 with ts files? 
how to use mp4decrypt decrypt a MPD with or m3u8 files 
This is a GitHub Issue
repo:Bento4
owner:axiomatic-systems
Title : how to use mp4decrypt decrypt a MPD with or m3u8 files 
Issue date:

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I have the decryption key, but how to use mp4decrypt on mpd with m4s files and m3u8 with ts files? 
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