| 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}; |