/* * Chinese AVS video (AVS1-P2, JiZhun profile) decoder. * Copyright (c) 2006 Stefan Gehrer * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "cavs.h" const uint8_t ff_cavs_partition_flags[30] = { 0, //I_8X8 0, //P_SKIP 0, //P_16X16 SPLITH, //P_16X8 SPLITV, //P_8X16 SPLITH|SPLITV, //P_8X8 SPLITH|SPLITV, //B_SKIP SPLITH|SPLITV, //B_DIRECT 0, //B_FWD_16X16 0, //B_BWD_16X16 0, //B_SYM_16X16 FWD0|FWD1 |SPLITH, FWD0|FWD1 |SPLITV, BWD0|BWD1 |SPLITH, BWD0|BWD1 |SPLITV, FWD0|BWD1 |SPLITH, FWD0|BWD1 |SPLITV, BWD0|FWD1 |SPLITH, BWD0|FWD1 |SPLITV, FWD0|FWD1 |SYM1|SPLITH, FWD0|FWD1 |SYM1 |SPLITV, BWD0|FWD1 |SYM1|SPLITH, BWD0|FWD1 |SYM1 |SPLITV, FWD0|FWD1|SYM0 |SPLITH, FWD0|FWD1|SYM0 |SPLITV, FWD0|BWD1|SYM0 |SPLITH, FWD0|BWD1|SYM0 |SPLITV, FWD0|FWD1|SYM0|SYM1|SPLITH, FWD0|FWD1|SYM0|SYM1 |SPLITV, SPLITH|SPLITV, //B_8X8 = 29 }; const uint8_t ff_cavs_chroma_qp[64] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 42, 43, 43, 44, 44, 45, 45, 46, 46, 47, 47, 48, 48, 48, 49, 49, 49, 50, 50, 50, 51 }; /** mark block as "no prediction from this direction" e.g. forward motion vector in BWD partition */ const cavs_vector ff_cavs_dir_mv = {0,0,1,REF_DIR}; /** mark block as using intra prediction */ const cavs_vector ff_cavs_intra_mv = {0,0,1,REF_INTRA};