Theora support through libtheora in FFmpeg.

Originally committed as revision 7435 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 6666 to svn://svn.ffmpeg.org/ffmpeg/trunk

and fix GPL/LGPL version mismatches.

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necessary initialization has been done yet).

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fix playback of theora.ogg on mphq patch by (matthieu castet %% castet dat matthieu ot free dat fr %%)

Originally committed as revision 5776 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 5775 to svn://svn.ffmpeg.org/ffmpeg/trunk

replace *_dequant (2 intra, 1 inter) by qmat (3 intra, 3 inter) (needed for theora according to spec)

Originally committed as revision 5774 to svn://svn.ffmpeg.org/ffmpeg/trunk

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this change is messy as whoever wrote the original code copied the GetBitContext instead of passing a pointer to it which has to be fixed for the above thing

Originally committed as revision 5770 to svn://svn.ffmpeg.org/ffmpeg/trunk

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Originally committed as revision 5063 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Steve Lhomme, steve .dot. lhomme .at. free .dot. fr

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Originally committed as revision 4704 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixing theora _again_. DONT BOTHER BREAKING THIS AGAIN. Added support for Theora 3.4 and stream created by Elphel cameras are decodable.

Originally committed as revision 4703 to svn://svn.ffmpeg.org/ffmpeg/trunk

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Castet (castet.matthieu -at- free.fr)

Originally committed as revision 4304 to svn://svn.ffmpeg.org/ffmpeg/trunk

data that has yet to be rendered; still #if'd out, will revisit when
proper algorithm can be validated

Originally committed as revision 4297 to svn://svn.ffmpeg.org/ffmpeg/trunk

melanson please test your optimizations before commiting!

Originally committed as revision 4292 to svn://svn.ffmpeg.org/ffmpeg/trunk

output

Originally committed as revision 4291 to svn://svn.ffmpeg.org/ffmpeg/trunk