MB_TYPE_B_VLC_BITS 1481 libavcodec/mpeg4videodec.c             mb_type = get_vlc2(&s->gb, mb_type_b_vlc.table, MB_TYPE_B_VLC_BITS, 1);
MB_TYPE_B_VLC_BITS 2636 libavcodec/mpeg4videodec.c         INIT_VLC_STATIC(&mb_type_b_vlc, MB_TYPE_B_VLC_BITS, 4,