That is, add 16 frames delay, cache trashing and av desync.
fixes at least the following reference bitstreams:
CABA3_Sony_C.jsv
CACQP3_Sony_D.jsv
CAMANL1_TOSHIBA_B.264
CANL3_Sony_C.jsv
CVBS3_Sony_C.jsv
CVMANL1_TOSHIBA_B.264

Originally committed as revision 14308 to svn://svn.ffmpeg.org/ffmpeg/trunk