picture buffer allocations
@item thread_ops
threading operations
+@item nomc
+skip motion compensation
@end table
@item vismv @var{integer} (@emph{decoding,video})
@item mpeg2_aac_he
+@item mpeg4_sp
+
+@item mpeg4_core
+
+@item mpeg4_main
+
+@item mpeg4_asp
+
@item dts
@item dts_es