according to posix 2001, fix compilation on freebsd 5.5

Originally committed as revision 15405 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15404 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15403 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15402 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15401 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15400 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15399 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15398 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15397 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15396 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15395 to svn://svn.ffmpeg.org/ffmpeg/trunk

This changes the output by (stddev:    0.21 PSNR:109.51, file:ddinterview28.ra),
the changes are due to float rounding inaccuracies and do not happen if doubles
are used.

Originally committed as revision 15394 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15393 to svn://svn.ffmpeg.org/ffmpeg/trunk

Prior to gcc version 4.3 PIC was the default, now it needs to be enabled
explicitly. Passing the flag to older gcc versions does not hurt.

Originally committed as revision 15392 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15391 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15390 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15389 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15388 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15387 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15386 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15385 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes at least
CAPAMA3_Sand_F.264
CVMAPAQP3_Sony_E.jsv

Originally committed as revision 15384 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15383 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15382 to svn://svn.ffmpeg.org/ffmpeg/trunk

including issue 459.

Originally committed as revision 15381 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes at least MR9_BT_B.

Originally committed as revision 15380 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15379 to svn://svn.ffmpeg.org/ffmpeg/trunk

(note, yes this is unrelated to the previous simplification, the
 code always behaved like it is documented now.)

Originally committed as revision 15378 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15377 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15376 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes at least:
CAMANL2_TOSHIBA_B
CVMANL2_TOSHIBA_B
camp_mot_mbaff0_full

Originally committed as revision 15375 to svn://svn.ffmpeg.org/ffmpeg/trunk

as future changes will need the mbaff lists inited.

Originally committed as revision 15374 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15373 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15372 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15371 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15370 to svn://svn.ffmpeg.org/ffmpeg/trunk

because this mode does not exist, H.264-2007 says "When frame_mbs_only_flag is
equal to 0, direct_8x8_inference_flag shall be equal to 1."

Originally committed as revision 15369 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15368 to svn://svn.ffmpeg.org/ffmpeg/trunk

invalid files are generated.

Originally committed as revision 15367 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 15366 to svn://svn.ffmpeg.org/ffmpeg/trunk