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Rotate a movie file with mencoder

 $ mencoder video.avi -o rotated-right.avi -oac copy -ovc lavc -vf rotate=1

— by Janos on Dec. 2, 2011, 10:30 p.m.

Explanation

mencoder is part of mplayer.

Other possible values of the rotate parameter:

  • 0: Rotate by 90 degrees clockwise and flip (default).
  • 1: Rotate by 90 degrees clockwise.
  • 2: Rotate by 90 degrees counterclockwise.
  • 3: Rotate by 90 degrees counterclockwise and flip.