ffmpeg / libavcodec / vp56data.h @ 5b21bdab
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| 1 | 5ce117c3 | Aurelien Jacobs | /**
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| 2 | * @file vp56data.h
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| 3 | * VP5 and VP6 compatible video decoder (common data)
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| 4 | *
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| 5 | * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org>
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| 6 | *
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| 7 | b78e7197 | Diego Biurrun | * This file is part of FFmpeg.
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| 8 | *
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| 9 | * FFmpeg is free software; you can redistribute it and/or
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| 10 | 5ce117c3 | Aurelien Jacobs | * modify it under the terms of the GNU Lesser General Public
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| 11 | * License as published by the Free Software Foundation; either
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| 12 | * version 2.1 of the License, or (at your option) any later version.
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| 13 | *
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| 14 | b78e7197 | Diego Biurrun | * FFmpeg is distributed in the hope that it will be useful,
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| 15 | 5ce117c3 | Aurelien Jacobs | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 17 | * Lesser General Public License for more details.
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| 18 | *
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| 19 | * You should have received a copy of the GNU Lesser General Public
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| 20 | b78e7197 | Diego Biurrun | * License along with FFmpeg; if not, write to the Free Software
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| 21 | e5a389a1 | Diego Biurrun | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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| 22 | 5ce117c3 | Aurelien Jacobs | */
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| 23 | |||
| 24 | 5b21bdab | Diego Biurrun | #ifndef FFMPEG_VP56DATA_H
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| 25 | #define FFMPEG_VP56DATA_H
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| 26 | 5ce117c3 | Aurelien Jacobs | |
| 27 | 33400850 | Steve L'Homme | #include "common.h" |
| 28 | 5ce117c3 | Aurelien Jacobs | |
| 29 | typedef enum { |
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| 30 | VP56_FRAME_CURRENT = 0,
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| 31 | VP56_FRAME_PREVIOUS = 1,
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| 32 | VP56_FRAME_GOLDEN = 2,
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| 33 | 91fc2cf1 | Aurelien Jacobs | VP56_FRAME_GOLDEN2 = 3,
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| 34 | VP56_FRAME_UNUSED = 4,
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| 35 | VP56_FRAME_UNUSED2 = 5,
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| 36 | 5ce117c3 | Aurelien Jacobs | } vp56_frame_t; |
| 37 | |||
| 38 | typedef enum { |
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| 39 | VP56_MB_INTER_NOVEC_PF = 0, /**< Inter MB, no vector, from previous frame */ |
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| 40 | VP56_MB_INTRA = 1, /**< Intra MB */ |
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| 41 | VP56_MB_INTER_DELTA_PF = 2, /**< Inter MB, above/left vector + delta, from previous frame */ |
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| 42 | VP56_MB_INTER_V1_PF = 3, /**< Inter MB, first vector, from previous frame */ |
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| 43 | VP56_MB_INTER_V2_PF = 4, /**< Inter MB, second vector, from previous frame */ |
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| 44 | VP56_MB_INTER_NOVEC_GF = 5, /**< Inter MB, no vector, from golden frame */ |
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| 45 | VP56_MB_INTER_DELTA_GF = 6, /**< Inter MB, above/left vector + delta, from golden frame */ |
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| 46 | VP56_MB_INTER_4V = 7, /**< Inter MB, 4 vectors, from previous frame */ |
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| 47 | VP56_MB_INTER_V1_GF = 8, /**< Inter MB, first vector, from golden frame */ |
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| 48 | VP56_MB_INTER_V2_GF = 9, /**< Inter MB, second vector, from golden frame */ |
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| 49 | } vp56_mb_t; |
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| 50 | |||
| 51 | typedef struct { |
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| 52 | int8_t val; |
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| 53 | int8_t prob_idx; |
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| 54 | } vp56_tree_t; |
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| 55 | |||
| 56 | a7d70d88 | Aurelien Jacobs | extern const uint8_t vp56_b2p[]; |
| 57 | 5ce117c3 | Aurelien Jacobs | extern const uint8_t vp56_b6to4[]; |
| 58 | extern const uint8_t vp56_coeff_parse_table[6][11]; |
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| 59 | extern const uint8_t vp56_def_mb_types_stats[3][10][2]; |
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| 60 | extern const vp56_tree_t vp56_pva_tree[]; |
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| 61 | extern const vp56_tree_t vp56_pc_tree[]; |
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| 62 | extern const uint8_t vp56_coeff_bias[]; |
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| 63 | extern const uint8_t vp56_coeff_bit_length[]; |
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| 64 | |||
| 65 | static const vp56_frame_t vp56_reference_frame[] = { |
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| 66 | VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_NOVEC_PF */
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| 67 | VP56_FRAME_CURRENT, /* VP56_MB_INTRA */
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| 68 | VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_DELTA_PF */
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| 69 | VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V1_PF */
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| 70 | VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V2_PF */
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| 71 | VP56_FRAME_GOLDEN, /* VP56_MB_INTER_NOVEC_GF */
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| 72 | VP56_FRAME_GOLDEN, /* VP56_MB_INTER_DELTA_GF */
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| 73 | VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_4V */
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| 74 | VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V1_GF */
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| 75 | VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V2_GF */
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| 76 | }; |
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| 77 | |||
| 78 | static const uint8_t vp56_ac_dequant[64] = { |
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| 79 | 94, 92, 90, 88, 86, 82, 78, 74, |
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| 80 | 70, 66, 62, 58, 54, 53, 52, 51, |
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| 81 | 50, 49, 48, 47, 46, 45, 44, 43, |
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| 82 | 42, 40, 39, 37, 36, 35, 34, 33, |
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| 83 | 32, 31, 30, 29, 28, 27, 26, 25, |
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| 84 | 24, 23, 22, 21, 20, 19, 18, 17, |
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| 85 | 16, 15, 14, 13, 12, 11, 10, 9, |
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| 86 | 8, 7, 6, 5, 4, 3, 2, 1, |
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| 87 | }; |
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| 88 | |||
| 89 | static const uint8_t vp56_dc_dequant[64] = { |
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| 90 | 47, 47, 47, 47, 45, 43, 43, 43, |
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| 91 | 43, 43, 42, 41, 41, 40, 40, 40, |
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| 92 | 40, 35, 35, 35, 35, 33, 33, 33, |
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| 93 | 33, 32, 32, 32, 27, 27, 26, 26, |
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| 94 | 25, 25, 24, 24, 23, 23, 19, 19, |
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| 95 | 19, 19, 18, 18, 17, 16, 16, 16, |
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| 96 | 16, 16, 15, 11, 11, 11, 10, 10, |
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| 97 | 9, 8, 7, 5, 3, 3, 2, 2, |
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| 98 | }; |
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| 99 | |||
| 100 | static const uint8_t vp56_pre_def_mb_type_stats[16][3][10][2] = { |
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| 101 | { { { 9, 15 }, { 32, 25 }, { 7, 19 }, { 9, 21 }, { 1, 12 },
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| 102 | { 14, 12 }, { 3, 18 }, { 14, 23 }, { 3, 10 }, { 0, 4 }, },
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| 103 | { { 41, 22 }, { 1, 0 }, { 1, 31 }, { 0, 0 }, { 0, 0 },
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| 104 | { 0, 1 }, { 1, 7 }, { 0, 1 }, { 98, 25 }, { 4, 10 }, },
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| 105 | { { 2, 3 }, { 2, 3 }, { 0, 2 }, { 0, 2 }, { 0, 0 },
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| 106 | { 11, 4 }, { 1, 4 }, { 0, 2 }, { 3, 2 }, { 0, 4 }, }, },
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| 107 | { { { 48, 39 }, { 1, 2 }, { 11, 27 }, { 29, 44 }, { 7, 27 },
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| 108 | { 1, 4 }, { 0, 3 }, { 1, 6 }, { 1, 2 }, { 0, 0 }, },
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| 109 | { { 123, 37 }, { 6, 4 }, { 1, 27 }, { 0, 0 }, { 0, 0 },
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| 110 | { 5, 8 }, { 1, 7 }, { 0, 1 }, { 12, 10 }, { 0, 2 }, },
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| 111 | { { 49, 46 }, { 3, 4 }, { 7, 31 }, { 42, 41 }, { 0, 0 },
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| 112 | { 2, 6 }, { 1, 7 }, { 1, 4 }, { 2, 4 }, { 0, 1 }, }, },
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| 113 | { { { 21, 32 }, { 1, 2 }, { 4, 10 }, { 32, 43 }, { 6, 23 },
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| 114 | { 2, 3 }, { 1, 19 }, { 1, 6 }, { 12, 21 }, { 0, 7 }, },
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| 115 | { { 26, 14 }, { 14, 12 }, { 0, 24 }, { 0, 0 }, { 0, 0 },
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| 116 | { 55, 17 }, { 1, 9 }, { 0, 36 }, { 5, 7 }, { 1, 3 }, },
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| 117 | { { 26, 25 }, { 1, 1 }, { 2, 10 }, { 67, 39 }, { 0, 0 },
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| 118 | { 1, 1 }, { 0, 14 }, { 0, 2 }, { 31, 26 }, { 1, 6 }, }, },
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| 119 | { { { 69, 83 }, { 0, 0 }, { 0, 2 }, { 10, 29 }, { 3, 12 },
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| 120 | { 0, 1 }, { 0, 3 }, { 0, 3 }, { 2, 2 }, { 0, 0 }, },
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| 121 | { { 209, 5 }, { 0, 0 }, { 0, 27 }, { 0, 0 }, { 0, 0 },
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| 122 | { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, },
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| 123 | { { 103, 46 }, { 1, 2 }, { 2, 10 }, { 33, 42 }, { 0, 0 },
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| 124 | { 1, 4 }, { 0, 3 }, { 0, 1 }, { 1, 3 }, { 0, 0 }, }, },
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| 125 | { { { 11, 20 }, { 1, 4 }, { 18, 36 }, { 43, 48 }, { 13, 35 },
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| 126 | { 0, 2 }, { 0, 5 }, { 3, 12 }, { 1, 2 }, { 0, 0 }, },
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| 127 | { { 2, 5 }, { 4, 5 }, { 0, 121 }, { 0, 0 }, { 0, 0 },
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| 128 | { 0, 3 }, { 2, 4 }, { 1, 4 }, { 2, 2 }, { 0, 1 }, },
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| 129 | { { 14, 31 }, { 9, 13 }, { 14, 54 }, { 22, 29 }, { 0, 0 },
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| 130 | { 2, 6 }, { 4, 18 }, { 6, 13 }, { 1, 5 }, { 0, 1 }, }, },
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| 131 | { { { 70, 44 }, { 0, 1 }, { 2, 10 }, { 37, 46 }, { 8, 26 },
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| 132 | { 0, 2 }, { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, },
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| 133 | { { 175, 5 }, { 0, 1 }, { 0, 48 }, { 0, 0 }, { 0, 0 },
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| 134 | { 0, 2 }, { 0, 1 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, },
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| 135 | { { 85, 39 }, { 0, 0 }, { 1, 9 }, { 69, 40 }, { 0, 0 },
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| 136 | { 0, 1 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 0 }, }, },
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| 137 | { { { 8, 15 }, { 0, 1 }, { 8, 21 }, { 74, 53 }, { 22, 42 },
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| 138 | { 0, 1 }, { 0, 2 }, { 0, 3 }, { 1, 2 }, { 0, 0 }, },
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| 139 | { { 83, 5 }, { 2, 3 }, { 0, 102 }, { 0, 0 }, { 0, 0 },
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| 140 | { 1, 3 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, },
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| 141 | { { 31, 28 }, { 0, 0 }, { 3, 14 }, { 130, 34 }, { 0, 0 },
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| 142 | { 0, 1 }, { 0, 3 }, { 0, 1 }, { 3, 3 }, { 0, 1 }, }, },
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| 143 | { { { 141, 42 }, { 0, 0 }, { 1, 4 }, { 11, 24 }, { 1, 11 },
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| 144 | { 0, 1 }, { 0, 1 }, { 0, 2 }, { 0, 0 }, { 0, 0 }, },
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| 145 | { { 233, 6 }, { 0, 0 }, { 0, 8 }, { 0, 0 }, { 0, 0 },
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| 146 | { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, },
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| 147 | { { 171, 25 }, { 0, 0 }, { 1, 5 }, { 25, 21 }, { 0, 0 },
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| 148 | { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, }, },
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| 149 | { { { 8, 19 }, { 4, 10 }, { 24, 45 }, { 21, 37 }, { 9, 29 },
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| 150 | { 0, 3 }, { 1, 7 }, { 11, 25 }, { 0, 2 }, { 0, 1 }, },
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| 151 | { { 34, 16 }, { 112, 21 }, { 1, 28 }, { 0, 0 }, { 0, 0 },
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| 152 | { 6, 8 }, { 1, 7 }, { 0, 3 }, { 2, 5 }, { 0, 2 }, },
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| 153 | { { 17, 21 }, { 68, 29 }, { 6, 15 }, { 13, 22 }, { 0, 0 },
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| 154 | { 6, 12 }, { 3, 14 }, { 4, 10 }, { 1, 7 }, { 0, 3 }, }, },
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| 155 | { { { 46, 42 }, { 0, 1 }, { 2, 10 }, { 54, 51 }, { 10, 30 },
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| 156 | { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, },
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| 157 | { { 159, 35 }, { 2, 2 }, { 0, 25 }, { 0, 0 }, { 0, 0 },
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| 158 | { 3, 6 }, { 0, 5 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, },
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| 159 | { { 51, 39 }, { 0, 1 }, { 2, 12 }, { 91, 44 }, { 0, 0 },
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| 160 | { 0, 2 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 1 }, }, },
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| 161 | { { { 28, 32 }, { 0, 0 }, { 3, 10 }, { 75, 51 }, { 14, 33 },
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| 162 | { 0, 1 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, },
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| 163 | { { 75, 39 }, { 5, 7 }, { 2, 48 }, { 0, 0 }, { 0, 0 },
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| 164 | { 3, 11 }, { 2, 16 }, { 1, 4 }, { 7, 10 }, { 0, 2 }, },
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| 165 | { { 81, 25 }, { 0, 0 }, { 2, 9 }, { 106, 26 }, { 0, 0 },
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| 166 | { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, },
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| 167 | { { { 100, 46 }, { 0, 1 }, { 3, 9 }, { 21, 37 }, { 5, 20 },
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| 168 | { 0, 1 }, { 0, 2 }, { 1, 2 }, { 0, 1 }, { 0, 0 }, },
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| 169 | { { 212, 21 }, { 0, 1 }, { 0, 9 }, { 0, 0 }, { 0, 0 },
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| 170 | { 1, 2 }, { 0, 2 }, { 0, 0 }, { 2, 2 }, { 0, 0 }, },
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| 171 | { { 140, 37 }, { 0, 1 }, { 1, 8 }, { 24, 33 }, { 0, 0 },
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| 172 | { 1, 2 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, }, },
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| 173 | { { { 27, 29 }, { 0, 1 }, { 9, 25 }, { 53, 51 }, { 12, 34 },
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| 174 | { 0, 1 }, { 0, 3 }, { 1, 5 }, { 0, 2 }, { 0, 0 }, },
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| 175 | { { 4, 2 }, { 0, 0 }, { 0, 172 }, { 0, 0 }, { 0, 0 },
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| 176 | { 0, 1 }, { 0, 2 }, { 0, 0 }, { 2, 0 }, { 0, 0 }, },
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| 177 | { { 14, 23 }, { 1, 3 }, { 11, 53 }, { 90, 31 }, { 0, 0 },
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| 178 | { 0, 3 }, { 1, 5 }, { 2, 6 }, { 1, 2 }, { 0, 0 }, }, },
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| 179 | { { { 80, 38 }, { 0, 0 }, { 1, 4 }, { 69, 33 }, { 5, 16 },
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| 180 | { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, },
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| 181 | { { 187, 22 }, { 1, 1 }, { 0, 17 }, { 0, 0 }, { 0, 0 },
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| 182 | { 3, 6 }, { 0, 4 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, },
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| 183 | { { 123, 29 }, { 0, 0 }, { 1, 7 }, { 57, 30 }, { 0, 0 },
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| 184 | { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, }, },
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| 185 | { { { 16, 20 }, { 0, 0 }, { 2, 8 }, { 104, 49 }, { 15, 33 },
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| 186 | { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, },
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| 187 | { { 133, 6 }, { 1, 2 }, { 1, 70 }, { 0, 0 }, { 0, 0 },
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| 188 | { 0, 2 }, { 0, 4 }, { 0, 3 }, { 1, 1 }, { 0, 0 }, },
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| 189 | { { 13, 14 }, { 0, 0 }, { 4, 20 }, { 175, 20 }, { 0, 0 },
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| 190 | { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, },
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| 191 | { { { 194, 16 }, { 0, 0 }, { 1, 1 }, { 1, 9 }, { 1, 3 },
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| 192 | { 0, 0 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, },
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| 193 | { { 251, 1 }, { 0, 0 }, { 0, 2 }, { 0, 0 }, { 0, 0 },
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| 194 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, },
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| 195 | { { 202, 23 }, { 0, 0 }, { 1, 3 }, { 2, 9 }, { 0, 0 },
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| 196 | { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, },
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| 197 | }; |
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| 198 | |||
| 199 | static const uint8_t vp56_filter_threshold[] = { |
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| 200 | 14, 14, 13, 13, 12, 12, 10, 10, |
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| 201 | 10, 10, 8, 8, 8, 8, 8, 8, |
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| 202 | 8, 8, 8, 8, 8, 8, 8, 8, |
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| 203 | 8, 8, 8, 8, 8, 8, 8, 8, |
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| 204 | 8, 8, 8, 8, 7, 7, 7, 7, |
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| 205 | 7, 7, 6, 6, 6, 6, 6, 6, |
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| 206 | 5, 5, 5, 5, 4, 4, 4, 4, |
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| 207 | 4, 4, 4, 3, 3, 3, 3, 2, |
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| 208 | }; |
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| 209 | |||
| 210 | static const uint8_t vp56_mb_type_model_model[] = { |
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| 211 | 171, 83, 199, 140, 125, 104, |
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| 212 | }; |
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| 213 | |||
| 214 | static const vp56_tree_t vp56_pmbtm_tree[] = { |
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| 215 | { 4, 0},
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| 216 | { 2, 1}, {-8}, {-4},
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| 217 | { 8, 2},
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| 218 | { 6, 3},
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| 219 | { 4, 4},
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| 220 | { 2, 5}, {-24}, {-20}, {-16}, {-12}, {-0},
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| 221 | }; |
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| 222 | |||
| 223 | static const vp56_tree_t vp56_pmbt_tree[] = { |
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| 224 | { 8, 1},
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| 225 | { 4, 2},
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| 226 | { 2, 4}, {-VP56_MB_INTER_NOVEC_PF}, {-VP56_MB_INTER_DELTA_PF},
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| 227 | { 2, 5}, {-VP56_MB_INTER_V1_PF}, {-VP56_MB_INTER_V2_PF},
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| 228 | { 4, 3},
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| 229 | { 2, 6}, {-VP56_MB_INTRA}, {-VP56_MB_INTER_4V},
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| 230 | { 4, 7},
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| 231 | { 2, 8}, {-VP56_MB_INTER_NOVEC_GF}, {-VP56_MB_INTER_DELTA_GF},
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| 232 | { 2, 9}, {-VP56_MB_INTER_V1_GF}, {-VP56_MB_INTER_V2_GF},
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| 233 | }; |
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| 234 | |||
| 235 | /* relative pos of surrounding blocks, from closest to farthest */
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| 236 | static const int8_t vp56_candidate_predictor_pos[12][2] = { |
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| 237 | { 0, -1 },
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| 238 | { -1, 0 },
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| 239 | { -1, -1 },
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| 240 | { 1, -1 },
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| 241 | { 0, -2 },
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| 242 | { -2, 0 },
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| 243 | { -2, -1 },
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| 244 | { -1, -2 },
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| 245 | { 1, -2 },
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| 246 | { 2, -1 },
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| 247 | { -2, -2 },
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| 248 | { 2, -2 },
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| 249 | }; |
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| 250 | |||
| 251 | 5b21bdab | Diego Biurrun | #endif /* FFMPEG_VP56DATA_H */ |