[FFmpeg-cvslog] Merge remote-tracking branch 'cigaes/master'

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Apr 10 01:49:08 2013 +0200| [f1c0c6b7de6f236a09ba4cb82af990e90d4c17f2] | committer: Michael Niedermayer

Merge remote-tracking branch 'cigaes/master'

* cigaes/master:
  ffmpeg: use a rational for -aspect option.

Merged-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f1c0c6b7de6f236a09ba4cb82af990e90d4c17f2
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