Hello, I am writing a batch file to automate mp4 to mkv remuxing, but i need to be able to use the output of my last command as a variable, eg: C:\Users\Skwirrel\Desktop\ \video>mp4box "files\12 S01E01 Pilot - Schijn Bedriegt.mp4" -info 1 Track # 1 Info - TrackID 1 - TimeScale 25000 - Dura...