| /** |
| * @file libavcodec/vp56data.h |
| * VP5 and VP6 compatible video decoder (common data) |
| * |
| * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org> |
| * |
| * 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 |
| */ |
| |
| #ifndef AVCODEC_VP56DATA_H |
| #define AVCODEC_VP56DATA_H |
| |
| #include "libavutil/common.h" |
| |
| typedef enum { |
| VP56_FRAME_NONE =-1, |
| VP56_FRAME_CURRENT = 0, |
| VP56_FRAME_PREVIOUS = 1, |
| VP56_FRAME_GOLDEN = 2, |
| VP56_FRAME_GOLDEN2 = 3, |
| VP56_FRAME_UNUSED = 4, |
| VP56_FRAME_UNUSED2 = 5, |
| } VP56Frame; |
| |
| typedef enum { |
| VP56_MB_INTER_NOVEC_PF = 0, /**< Inter MB, no vector, from previous frame */ |
| VP56_MB_INTRA = 1, /**< Intra MB */ |
| VP56_MB_INTER_DELTA_PF = 2, /**< Inter MB, above/left vector + delta, from previous frame */ |
| VP56_MB_INTER_V1_PF = 3, /**< Inter MB, first vector, from previous frame */ |
| VP56_MB_INTER_V2_PF = 4, /**< Inter MB, second vector, from previous frame */ |
| VP56_MB_INTER_NOVEC_GF = 5, /**< Inter MB, no vector, from golden frame */ |
| VP56_MB_INTER_DELTA_GF = 6, /**< Inter MB, above/left vector + delta, from golden frame */ |
| VP56_MB_INTER_4V = 7, /**< Inter MB, 4 vectors, from previous frame */ |
| VP56_MB_INTER_V1_GF = 8, /**< Inter MB, first vector, from golden frame */ |
| VP56_MB_INTER_V2_GF = 9, /**< Inter MB, second vector, from golden frame */ |
| } VP56mb; |
| |
| typedef struct { |
| int8_t val; |
| int8_t prob_idx; |
| } VP56Tree; |
| |
| extern const uint8_t vp56_b2p[]; |
| extern const uint8_t vp56_b6to4[]; |
| extern const uint8_t vp56_coeff_parse_table[6][11]; |
| extern const uint8_t vp56_def_mb_types_stats[3][10][2]; |
| extern const VP56Tree vp56_pva_tree[]; |
| extern const VP56Tree vp56_pc_tree[]; |
| extern const uint8_t vp56_coeff_bias[]; |
| extern const uint8_t vp56_coeff_bit_length[]; |
| |
| static const VP56Frame vp56_reference_frame[] = { |
| VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_NOVEC_PF */ |
| VP56_FRAME_CURRENT, /* VP56_MB_INTRA */ |
| VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_DELTA_PF */ |
| VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V1_PF */ |
| VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V2_PF */ |
| VP56_FRAME_GOLDEN, /* VP56_MB_INTER_NOVEC_GF */ |
| VP56_FRAME_GOLDEN, /* VP56_MB_INTER_DELTA_GF */ |
| VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_4V */ |
| VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V1_GF */ |
| VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V2_GF */ |
| }; |
| |
| static const uint8_t vp56_ac_dequant[64] = { |
| 94, 92, 90, 88, 86, 82, 78, 74, |
| 70, 66, 62, 58, 54, 53, 52, 51, |
| 50, 49, 48, 47, 46, 45, 44, 43, |
| 42, 40, 39, 37, 36, 35, 34, 33, |
| 32, 31, 30, 29, 28, 27, 26, 25, |
| 24, 23, 22, 21, 20, 19, 18, 17, |
| 16, 15, 14, 13, 12, 11, 10, 9, |
| 8, 7, 6, 5, 4, 3, 2, 1, |
| }; |
| |
| static const uint8_t vp56_dc_dequant[64] = { |
| 47, 47, 47, 47, 45, 43, 43, 43, |
| 43, 43, 42, 41, 41, 40, 40, 40, |
| 40, 35, 35, 35, 35, 33, 33, 33, |
| 33, 32, 32, 32, 27, 27, 26, 26, |
| 25, 25, 24, 24, 23, 23, 19, 19, |
| 19, 19, 18, 18, 17, 16, 16, 16, |
| 16, 16, 15, 11, 11, 11, 10, 10, |
| 9, 8, 7, 5, 3, 3, 2, 2, |
| }; |
| |
| static const uint8_t vp56_pre_def_mb_type_stats[16][3][10][2] = { |
| { { { 9, 15 }, { 32, 25 }, { 7, 19 }, { 9, 21 }, { 1, 12 }, |
| { 14, 12 }, { 3, 18 }, { 14, 23 }, { 3, 10 }, { 0, 4 }, }, |
| { { 41, 22 }, { 1, 0 }, { 1, 31 }, { 0, 0 }, { 0, 0 }, |
| { 0, 1 }, { 1, 7 }, { 0, 1 }, { 98, 25 }, { 4, 10 }, }, |
| { { 2, 3 }, { 2, 3 }, { 0, 2 }, { 0, 2 }, { 0, 0 }, |
| { 11, 4 }, { 1, 4 }, { 0, 2 }, { 3, 2 }, { 0, 4 }, }, }, |
| { { { 48, 39 }, { 1, 2 }, { 11, 27 }, { 29, 44 }, { 7, 27 }, |
| { 1, 4 }, { 0, 3 }, { 1, 6 }, { 1, 2 }, { 0, 0 }, }, |
| { { 123, 37 }, { 6, 4 }, { 1, 27 }, { 0, 0 }, { 0, 0 }, |
| { 5, 8 }, { 1, 7 }, { 0, 1 }, { 12, 10 }, { 0, 2 }, }, |
| { { 49, 46 }, { 3, 4 }, { 7, 31 }, { 42, 41 }, { 0, 0 }, |
| { 2, 6 }, { 1, 7 }, { 1, 4 }, { 2, 4 }, { 0, 1 }, }, }, |
| { { { 21, 32 }, { 1, 2 }, { 4, 10 }, { 32, 43 }, { 6, 23 }, |
| { 2, 3 }, { 1, 19 }, { 1, 6 }, { 12, 21 }, { 0, 7 }, }, |
| { { 26, 14 }, { 14, 12 }, { 0, 24 }, { 0, 0 }, { 0, 0 }, |
| { 55, 17 }, { 1, 9 }, { 0, 36 }, { 5, 7 }, { 1, 3 }, }, |
| { { 26, 25 }, { 1, 1 }, { 2, 10 }, { 67, 39 }, { 0, 0 }, |
| { 1, 1 }, { 0, 14 }, { 0, 2 }, { 31, 26 }, { 1, 6 }, }, }, |
| { { { 69, 83 }, { 0, 0 }, { 0, 2 }, { 10, 29 }, { 3, 12 }, |
| { 0, 1 }, { 0, 3 }, { 0, 3 }, { 2, 2 }, { 0, 0 }, }, |
| { { 209, 5 }, { 0, 0 }, { 0, 27 }, { 0, 0 }, { 0, 0 }, |
| { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, |
| { { 103, 46 }, { 1, 2 }, { 2, 10 }, { 33, 42 }, { 0, 0 }, |
| { 1, 4 }, { 0, 3 }, { 0, 1 }, { 1, 3 }, { 0, 0 }, }, }, |
| { { { 11, 20 }, { 1, 4 }, { 18, 36 }, { 43, 48 }, { 13, 35 }, |
| { 0, 2 }, { 0, 5 }, { 3, 12 }, { 1, 2 }, { 0, 0 }, }, |
| { { 2, 5 }, { 4, 5 }, { 0, 121 }, { 0, 0 }, { 0, 0 }, |
| { 0, 3 }, { 2, 4 }, { 1, 4 }, { 2, 2 }, { 0, 1 }, }, |
| { { 14, 31 }, { 9, 13 }, { 14, 54 }, { 22, 29 }, { 0, 0 }, |
| { 2, 6 }, { 4, 18 }, { 6, 13 }, { 1, 5 }, { 0, 1 }, }, }, |
| { { { 70, 44 }, { 0, 1 }, { 2, 10 }, { 37, 46 }, { 8, 26 }, |
| { 0, 2 }, { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, }, |
| { { 175, 5 }, { 0, 1 }, { 0, 48 }, { 0, 0 }, { 0, 0 }, |
| { 0, 2 }, { 0, 1 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, }, |
| { { 85, 39 }, { 0, 0 }, { 1, 9 }, { 69, 40 }, { 0, 0 }, |
| { 0, 1 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 0 }, }, }, |
| { { { 8, 15 }, { 0, 1 }, { 8, 21 }, { 74, 53 }, { 22, 42 }, |
| { 0, 1 }, { 0, 2 }, { 0, 3 }, { 1, 2 }, { 0, 0 }, }, |
| { { 83, 5 }, { 2, 3 }, { 0, 102 }, { 0, 0 }, { 0, 0 }, |
| { 1, 3 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, |
| { { 31, 28 }, { 0, 0 }, { 3, 14 }, { 130, 34 }, { 0, 0 }, |
| { 0, 1 }, { 0, 3 }, { 0, 1 }, { 3, 3 }, { 0, 1 }, }, }, |
| { { { 141, 42 }, { 0, 0 }, { 1, 4 }, { 11, 24 }, { 1, 11 }, |
| { 0, 1 }, { 0, 1 }, { 0, 2 }, { 0, 0 }, { 0, 0 }, }, |
| { { 233, 6 }, { 0, 0 }, { 0, 8 }, { 0, 0 }, { 0, 0 }, |
| { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, }, |
| { { 171, 25 }, { 0, 0 }, { 1, 5 }, { 25, 21 }, { 0, 0 }, |
| { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, }, }, |
| { { { 8, 19 }, { 4, 10 }, { 24, 45 }, { 21, 37 }, { 9, 29 }, |
| { 0, 3 }, { 1, 7 }, { 11, 25 }, { 0, 2 }, { 0, 1 }, }, |
| { { 34, 16 }, { 112, 21 }, { 1, 28 }, { 0, 0 }, { 0, 0 }, |
| { 6, 8 }, { 1, 7 }, { 0, 3 }, { 2, 5 }, { 0, 2 }, }, |
| { { 17, 21 }, { 68, 29 }, { 6, 15 }, { 13, 22 }, { 0, 0 }, |
| { 6, 12 }, { 3, 14 }, { 4, 10 }, { 1, 7 }, { 0, 3 }, }, }, |
| { { { 46, 42 }, { 0, 1 }, { 2, 10 }, { 54, 51 }, { 10, 30 }, |
| { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, }, |
| { { 159, 35 }, { 2, 2 }, { 0, 25 }, { 0, 0 }, { 0, 0 }, |
| { 3, 6 }, { 0, 5 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, }, |
| { { 51, 39 }, { 0, 1 }, { 2, 12 }, { 91, 44 }, { 0, 0 }, |
| { 0, 2 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 1 }, }, }, |
| { { { 28, 32 }, { 0, 0 }, { 3, 10 }, { 75, 51 }, { 14, 33 }, |
| { 0, 1 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, }, |
| { { 75, 39 }, { 5, 7 }, { 2, 48 }, { 0, 0 }, { 0, 0 }, |
| { 3, 11 }, { 2, 16 }, { 1, 4 }, { 7, 10 }, { 0, 2 }, }, |
| { { 81, 25 }, { 0, 0 }, { 2, 9 }, { 106, 26 }, { 0, 0 }, |
| { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, }, |
| { { { 100, 46 }, { 0, 1 }, { 3, 9 }, { 21, 37 }, { 5, 20 }, |
| { 0, 1 }, { 0, 2 }, { 1, 2 }, { 0, 1 }, { 0, 0 }, }, |
| { { 212, 21 }, { 0, 1 }, { 0, 9 }, { 0, 0 }, { 0, 0 }, |
| { 1, 2 }, { 0, 2 }, { 0, 0 }, { 2, 2 }, { 0, 0 }, }, |
| { { 140, 37 }, { 0, 1 }, { 1, 8 }, { 24, 33 }, { 0, 0 }, |
| { 1, 2 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, }, }, |
| { { { 27, 29 }, { 0, 1 }, { 9, 25 }, { 53, 51 }, { 12, 34 }, |
| { 0, 1 }, { 0, 3 }, { 1, 5 }, { 0, 2 }, { 0, 0 }, }, |
| { { 4, 2 }, { 0, 0 }, { 0, 172 }, { 0, 0 }, { 0, 0 }, |
| { 0, 1 }, { 0, 2 }, { 0, 0 }, { 2, 0 }, { 0, 0 }, }, |
| { { 14, 23 }, { 1, 3 }, { 11, 53 }, { 90, 31 }, { 0, 0 }, |
| { 0, 3 }, { 1, 5 }, { 2, 6 }, { 1, 2 }, { 0, 0 }, }, }, |
| { { { 80, 38 }, { 0, 0 }, { 1, 4 }, { 69, 33 }, { 5, 16 }, |
| { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, }, |
| { { 187, 22 }, { 1, 1 }, { 0, 17 }, { 0, 0 }, { 0, 0 }, |
| { 3, 6 }, { 0, 4 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, }, |
| { { 123, 29 }, { 0, 0 }, { 1, 7 }, { 57, 30 }, { 0, 0 }, |
| { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, }, }, |
| { { { 16, 20 }, { 0, 0 }, { 2, 8 }, { 104, 49 }, { 15, 33 }, |
| { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, |
| { { 133, 6 }, { 1, 2 }, { 1, 70 }, { 0, 0 }, { 0, 0 }, |
| { 0, 2 }, { 0, 4 }, { 0, 3 }, { 1, 1 }, { 0, 0 }, }, |
| { { 13, 14 }, { 0, 0 }, { 4, 20 }, { 175, 20 }, { 0, 0 }, |
| { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, }, |
| { { { 194, 16 }, { 0, 0 }, { 1, 1 }, { 1, 9 }, { 1, 3 }, |
| { 0, 0 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, |
| { { 251, 1 }, { 0, 0 }, { 0, 2 }, { 0, 0 }, { 0, 0 }, |
| { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, }, |
| { { 202, 23 }, { 0, 0 }, { 1, 3 }, { 2, 9 }, { 0, 0 }, |
| { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, }, |
| }; |
| |
| static const uint8_t vp56_filter_threshold[] = { |
| 14, 14, 13, 13, 12, 12, 10, 10, |
| 10, 10, 8, 8, 8, 8, 8, 8, |
| 8, 8, 8, 8, 8, 8, 8, 8, |
| 8, 8, 8, 8, 8, 8, 8, 8, |
| 8, 8, 8, 8, 7, 7, 7, 7, |
| 7, 7, 6, 6, 6, 6, 6, 6, |
| 5, 5, 5, 5, 4, 4, 4, 4, |
| 4, 4, 4, 3, 3, 3, 3, 2, |
| }; |
| |
| static const uint8_t vp56_mb_type_model_model[] = { |
| 171, 83, 199, 140, 125, 104, |
| }; |
| |
| static const VP56Tree vp56_pmbtm_tree[] = { |
| { 4, 0}, |
| { 2, 1}, {-8}, {-4}, |
| { 8, 2}, |
| { 6, 3}, |
| { 4, 4}, |
| { 2, 5}, {-24}, {-20}, {-16}, {-12}, {-0}, |
| }; |
| |
| static const VP56Tree vp56_pmbt_tree[] = { |
| { 8, 1}, |
| { 4, 2}, |
| { 2, 4}, {-VP56_MB_INTER_NOVEC_PF}, {-VP56_MB_INTER_DELTA_PF}, |
| { 2, 5}, {-VP56_MB_INTER_V1_PF}, {-VP56_MB_INTER_V2_PF}, |
| { 4, 3}, |
| { 2, 6}, {-VP56_MB_INTRA}, {-VP56_MB_INTER_4V}, |
| { 4, 7}, |
| { 2, 8}, {-VP56_MB_INTER_NOVEC_GF}, {-VP56_MB_INTER_DELTA_GF}, |
| { 2, 9}, {-VP56_MB_INTER_V1_GF}, {-VP56_MB_INTER_V2_GF}, |
| }; |
| |
| /* relative pos of surrounding blocks, from closest to farthest */ |
| static const int8_t vp56_candidate_predictor_pos[12][2] = { |
| { 0, -1 }, |
| { -1, 0 }, |
| { -1, -1 }, |
| { 1, -1 }, |
| { 0, -2 }, |
| { -2, 0 }, |
| { -2, -1 }, |
| { -1, -2 }, |
| { 1, -2 }, |
| { 2, -1 }, |
| { -2, -2 }, |
| { 2, -2 }, |
| }; |
| |
| #endif /* AVCODEC_VP56DATA_H */ |
