[FFmpeg-cvslog] Merge commit '85770f2a2651497861ed938efcd0df3696ff5e45'

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sun May  1 00:21:56 2011 +0200| [ffb5a0d533498102c31aa131bc91a4cce868b0a8] | committer: Michael Niedermayer

Merge commit '85770f2a2651497861ed938efcd0df3696ff5e45'

* commit '85770f2a2651497861ed938efcd0df3696ff5e45':
  AVOptions: make default_val a union, as proposed in AVOption2.
  Move ff_dynarray_add to lavu and make it public.
  lavf: remove duplicate assignment in avformat_alloc_context.
  lavf: use designated initializers for AVClasses.
  options: simplify av_find_opt by using av_next_option.

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ffb5a0d533498102c31aa131bc91a4cce868b0a8
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