1 /* 2 * Chinese AVS video (AVS1-P2, JiZhun profile) decoder. 3 * Copyright (c) 2006 Stefan Gehrer <stefan.gehrer@gmx.de> 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22 #include "cavs.h" 23 24 const uint8_t ff_cavs_partition_flags[30] = { 25 0, //I_8X8 26 0, //P_SKIP 27 0, //P_16X16 28 SPLITH, //P_16X8 29 SPLITV, //P_8X16 30 SPLITH|SPLITV, //P_8X8 31 SPLITH|SPLITV, //B_SKIP 32 SPLITH|SPLITV, //B_DIRECT 33 0, //B_FWD_16X16 34 0, //B_BWD_16X16 35 0, //B_SYM_16X16 36 FWD0|FWD1 |SPLITH, 37 FWD0|FWD1 |SPLITV, 38 BWD0|BWD1 |SPLITH, 39 BWD0|BWD1 |SPLITV, 40 FWD0|BWD1 |SPLITH, 41 FWD0|BWD1 |SPLITV, 42 BWD0|FWD1 |SPLITH, 43 BWD0|FWD1 |SPLITV, 44 FWD0|FWD1 |SYM1|SPLITH, 45 FWD0|FWD1 |SYM1 |SPLITV, 46 BWD0|FWD1 |SYM1|SPLITH, 47 BWD0|FWD1 |SYM1 |SPLITV, 48 FWD0|FWD1|SYM0 |SPLITH, 49 FWD0|FWD1|SYM0 |SPLITV, 50 FWD0|BWD1|SYM0 |SPLITH, 51 FWD0|BWD1|SYM0 |SPLITV, 52 FWD0|FWD1|SYM0|SYM1|SPLITH, 53 FWD0|FWD1|SYM0|SYM1 |SPLITV, 54 SPLITH|SPLITV, //B_8X8 = 29 55 }; 56 57 const uint8_t ff_cavs_chroma_qp[64] = { 58 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 59 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 60 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 42, 43, 43, 44, 44, 61 45, 45, 46, 46, 47, 47, 48, 48, 48, 49, 49, 49, 50, 50, 50, 51 62 }; 63 64 /** mark block as "no prediction from this direction" 65 e.g. forward motion vector in BWD partition */ 66 const cavs_vector ff_cavs_dir_mv = {0,0,1,REF_DIR}; 67 68 /** mark block as using intra prediction */ 69 const cavs_vector ff_cavs_intra_mv = {0,0,1,REF_INTRA}; 70