am 42ef0c71: Initial check-in for software m4v_h263 encoder

Merge commit '42ef0c715da879a9878b7bf4eb9c90b21e4ab8ae' into gingerbread-plus-aosp

* commit '42ef0c715da879a9878b7bf4eb9c90b21e4ab8ae':
  Initial check-in for software m4v_h263 encoder