fixes bug #1160195

Originally committed as revision 4434 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4433 to svn://svn.ffmpeg.org/ffmpeg/trunk

fix segfault if the first P frames header is damaged

Originally committed as revision 4432 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4431 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4430 to svn://svn.ffmpeg.org/ffmpeg/trunk

compiling using nonstd include/library locations / add LDFLAGS to a few places patch by (Niki W. Waibel - nikiwaibel)

Originally committed as revision 4429 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4428 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4427 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch from http://www.freebsd.org/cgi/cvsweb.cgi/ports/multimedia/ffmpeg-devel/files/patch-libavcodec::x264.c
(math.h needed for log2() at least)

Originally committed as revision 4426 to svn://svn.ffmpeg.org/ffmpeg/trunk

Main reason is: deltas in interframes need scaling by 3/4 before applying.
Detailed description is at:
http://sourceforge.net/tracker/index.php?func=detail&aid=1222099&group_id=16082&atid=116082
He also mentioned some samples at:
http://www.nerdgrounds.com/indeo21_test/
patch posted to ffmpeg-devel by (Kostya: kostya shishkov, gmail com)

Originally committed as revision 4425 to svn://svn.ffmpeg.org/ffmpeg/trunk

fixing output_example to work with current CVS libavcodec/libavformat patch by ("Andreas U. Trottmann": andreas trottmann, werft22 com)

Originally committed as revision 4424 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4423 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4422 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4421 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4420 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4419 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4418 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4417 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4416 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4415 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4414 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4413 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4412 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15859 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

Originally committed as revision 4411 to svn://svn.ffmpeg.org/ffmpeg/trunk

avoid adding duplicate global headers to the bitstream

Originally committed as revision 4410 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15846 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

Originally committed as revision 4409 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4408 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4407 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4406 to svn://svn.ffmpeg.org/ffmpeg/trunk

part of the 'libavformat/utils.c doxygen documentation' patch by (Daniel Kristjansson: danielk, cat nyu edu)

Originally committed as revision 4405 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4404 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4403 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4402 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4401 to svn://svn.ffmpeg.org/ffmpeg/trunk

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