dont open and close codec at every call of try_decode_frame() as this is not only slow but also fails if the previous frame is needed for setting some parameters correctly

Originally committed as revision 4400 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4399 to svn://svn.ffmpeg.org/ffmpeg/trunk

cleanup by me
  indention fixed
  second one must be yv12touyvy instead of yv12toyuy2
  replace slow modulo by bitwise and
  move %16!=0 code before the comment saying the code cant handle %16!=0

Originally committed as revision 15825 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

Originally committed as revision 4398 to svn://svn.ffmpeg.org/ffmpeg/trunk

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Originally committed as revision 4392 to svn://svn.ffmpeg.org/ffmpeg/trunk

that code othewisei (leading to segfaults).

Originally committed as revision 15814 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

a timebase isnt an average frame rate neither can highlevel (considering edit lists) duration be mixed with lowlevel ones

Originally committed as revision 4391 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4390 to svn://svn.ffmpeg.org/ffmpeg/trunk

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Originally committed as revision 4387 to svn://svn.ffmpeg.org/ffmpeg/trunk

a little bit more standard, although it still seems to lack some
metadata. Anyway, recent mplayer plays these streams without problems.

It also has two globally scoped global structs changed to "static".
patch by (Erik Slagter <erik slagter name)

Originally committed as revision 4386 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4385 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4384 to svn://svn.ffmpeg.org/ffmpeg/trunk

tested with gcc-2.95, 3.3, 3.4, 4.0 on ia-32 and 3.4, 4.0, 3.3 on amd64

Originally committed as revision 15763 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

Warning: high cola-affinity here)

Originally committed as revision 15750 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

Originally committed as revision 4383 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Peter Robinson pbrobinson @ at @ gmail . dot . com and myself

Originally committed as revision 4382 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4381 to svn://svn.ffmpeg.org/ffmpeg/trunk

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Originally committed as revision 4366 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4365 to svn://svn.ffmpeg.org/ffmpeg/trunk