DV_VLC_MAP_LEV_SIZE   68 libavcodec/dv.c #define DV_VLC_MAP_LEV_SIZE 23
DV_VLC_MAP_LEV_SIZE   71 libavcodec/dv.c #define DV_VLC_MAP_LEV_SIZE 512 //FIXME sign was removed so this should be /2 but needs check