2 * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 * VP5 and VP6 compatible video decoder (common data)
26 #ifndef AVCODEC_VP56DATA_H
27 #define AVCODEC_VP56DATA_H
29 #include "libavutil/common.h"
33 VP56_FRAME_CURRENT = 0,
34 VP56_FRAME_PREVIOUS = 1,
35 VP56_FRAME_GOLDEN = 2,
36 VP56_FRAME_GOLDEN2 = 3,
37 VP56_FRAME_UNUSED = 4,
38 VP56_FRAME_UNUSED2 = 5,
42 VP56_MB_INTER_NOVEC_PF = 0, /**< Inter MB, no vector, from previous frame */
43 VP56_MB_INTRA = 1, /**< Intra MB */
44 VP56_MB_INTER_DELTA_PF = 2, /**< Inter MB, above/left vector + delta, from previous frame */
45 VP56_MB_INTER_V1_PF = 3, /**< Inter MB, first vector, from previous frame */
46 VP56_MB_INTER_V2_PF = 4, /**< Inter MB, second vector, from previous frame */
47 VP56_MB_INTER_NOVEC_GF = 5, /**< Inter MB, no vector, from golden frame */
48 VP56_MB_INTER_DELTA_GF = 6, /**< Inter MB, above/left vector + delta, from golden frame */
49 VP56_MB_INTER_4V = 7, /**< Inter MB, 4 vectors, from previous frame */
50 VP56_MB_INTER_V1_GF = 8, /**< Inter MB, first vector, from golden frame */
51 VP56_MB_INTER_V2_GF = 9, /**< Inter MB, second vector, from golden frame */
54 typedef struct VP56Tree {
59 extern const uint8_t ff_vp56_b2p[];
60 extern const uint8_t ff_vp56_b6to4[];
61 extern const uint8_t ff_vp56_coeff_parse_table[6][11];
62 extern const uint8_t ff_vp56_def_mb_types_stats[3][10][2];
63 extern const VP56Tree ff_vp56_pva_tree[];
64 extern const VP56Tree ff_vp56_pc_tree[];
65 extern const uint8_t ff_vp56_coeff_bias[];
66 extern const uint8_t ff_vp56_coeff_bit_length[];
68 static const VP56Frame vp56_reference_frame[] = {
69 VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_NOVEC_PF */
70 VP56_FRAME_CURRENT, /* VP56_MB_INTRA */
71 VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_DELTA_PF */
72 VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V1_PF */
73 VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V2_PF */
74 VP56_FRAME_GOLDEN, /* VP56_MB_INTER_NOVEC_GF */
75 VP56_FRAME_GOLDEN, /* VP56_MB_INTER_DELTA_GF */
76 VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_4V */
77 VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V1_GF */
78 VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V2_GF */
81 static const uint8_t vp56_ac_dequant[64] = {
82 94, 92, 90, 88, 86, 82, 78, 74,
83 70, 66, 62, 58, 54, 53, 52, 51,
84 50, 49, 48, 47, 46, 45, 44, 43,
85 42, 40, 39, 37, 36, 35, 34, 33,
86 32, 31, 30, 29, 28, 27, 26, 25,
87 24, 23, 22, 21, 20, 19, 18, 17,
88 16, 15, 14, 13, 12, 11, 10, 9,
89 8, 7, 6, 5, 4, 3, 2, 1,
92 static const uint8_t vp56_dc_dequant[64] = {
93 47, 47, 47, 47, 45, 43, 43, 43,
94 43, 43, 42, 41, 41, 40, 40, 40,
95 40, 35, 35, 35, 35, 33, 33, 33,
96 33, 32, 32, 32, 27, 27, 26, 26,
97 25, 25, 24, 24, 23, 23, 19, 19,
98 19, 19, 18, 18, 17, 16, 16, 16,
99 16, 16, 15, 11, 11, 11, 10, 10,
100 9, 8, 7, 5, 3, 3, 2, 2,
103 static const uint8_t vp56_pre_def_mb_type_stats[16][3][10][2] = {
104 { { { 9, 15 }, { 32, 25 }, { 7, 19 }, { 9, 21 }, { 1, 12 },
105 { 14, 12 }, { 3, 18 }, { 14, 23 }, { 3, 10 }, { 0, 4 }, },
106 { { 41, 22 }, { 1, 0 }, { 1, 31 }, { 0, 0 }, { 0, 0 },
107 { 0, 1 }, { 1, 7 }, { 0, 1 }, { 98, 25 }, { 4, 10 }, },
108 { { 2, 3 }, { 2, 3 }, { 0, 2 }, { 0, 2 }, { 0, 0 },
109 { 11, 4 }, { 1, 4 }, { 0, 2 }, { 3, 2 }, { 0, 4 }, }, },
110 { { { 48, 39 }, { 1, 2 }, { 11, 27 }, { 29, 44 }, { 7, 27 },
111 { 1, 4 }, { 0, 3 }, { 1, 6 }, { 1, 2 }, { 0, 0 }, },
112 { { 123, 37 }, { 6, 4 }, { 1, 27 }, { 0, 0 }, { 0, 0 },
113 { 5, 8 }, { 1, 7 }, { 0, 1 }, { 12, 10 }, { 0, 2 }, },
114 { { 49, 46 }, { 3, 4 }, { 7, 31 }, { 42, 41 }, { 0, 0 },
115 { 2, 6 }, { 1, 7 }, { 1, 4 }, { 2, 4 }, { 0, 1 }, }, },
116 { { { 21, 32 }, { 1, 2 }, { 4, 10 }, { 32, 43 }, { 6, 23 },
117 { 2, 3 }, { 1, 19 }, { 1, 6 }, { 12, 21 }, { 0, 7 }, },
118 { { 26, 14 }, { 14, 12 }, { 0, 24 }, { 0, 0 }, { 0, 0 },
119 { 55, 17 }, { 1, 9 }, { 0, 36 }, { 5, 7 }, { 1, 3 }, },
120 { { 26, 25 }, { 1, 1 }, { 2, 10 }, { 67, 39 }, { 0, 0 },
121 { 1, 1 }, { 0, 14 }, { 0, 2 }, { 31, 26 }, { 1, 6 }, }, },
122 { { { 69, 83 }, { 0, 0 }, { 0, 2 }, { 10, 29 }, { 3, 12 },
123 { 0, 1 }, { 0, 3 }, { 0, 3 }, { 2, 2 }, { 0, 0 }, },
124 { { 209, 5 }, { 0, 0 }, { 0, 27 }, { 0, 0 }, { 0, 0 },
125 { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, },
126 { { 103, 46 }, { 1, 2 }, { 2, 10 }, { 33, 42 }, { 0, 0 },
127 { 1, 4 }, { 0, 3 }, { 0, 1 }, { 1, 3 }, { 0, 0 }, }, },
128 { { { 11, 20 }, { 1, 4 }, { 18, 36 }, { 43, 48 }, { 13, 35 },
129 { 0, 2 }, { 0, 5 }, { 3, 12 }, { 1, 2 }, { 0, 0 }, },
130 { { 2, 5 }, { 4, 5 }, { 0, 121 }, { 0, 0 }, { 0, 0 },
131 { 0, 3 }, { 2, 4 }, { 1, 4 }, { 2, 2 }, { 0, 1 }, },
132 { { 14, 31 }, { 9, 13 }, { 14, 54 }, { 22, 29 }, { 0, 0 },
133 { 2, 6 }, { 4, 18 }, { 6, 13 }, { 1, 5 }, { 0, 1 }, }, },
134 { { { 70, 44 }, { 0, 1 }, { 2, 10 }, { 37, 46 }, { 8, 26 },
135 { 0, 2 }, { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, },
136 { { 175, 5 }, { 0, 1 }, { 0, 48 }, { 0, 0 }, { 0, 0 },
137 { 0, 2 }, { 0, 1 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, },
138 { { 85, 39 }, { 0, 0 }, { 1, 9 }, { 69, 40 }, { 0, 0 },
139 { 0, 1 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 0 }, }, },
140 { { { 8, 15 }, { 0, 1 }, { 8, 21 }, { 74, 53 }, { 22, 42 },
141 { 0, 1 }, { 0, 2 }, { 0, 3 }, { 1, 2 }, { 0, 0 }, },
142 { { 83, 5 }, { 2, 3 }, { 0, 102 }, { 0, 0 }, { 0, 0 },
143 { 1, 3 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, },
144 { { 31, 28 }, { 0, 0 }, { 3, 14 }, { 130, 34 }, { 0, 0 },
145 { 0, 1 }, { 0, 3 }, { 0, 1 }, { 3, 3 }, { 0, 1 }, }, },
146 { { { 141, 42 }, { 0, 0 }, { 1, 4 }, { 11, 24 }, { 1, 11 },
147 { 0, 1 }, { 0, 1 }, { 0, 2 }, { 0, 0 }, { 0, 0 }, },
148 { { 233, 6 }, { 0, 0 }, { 0, 8 }, { 0, 0 }, { 0, 0 },
149 { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, },
150 { { 171, 25 }, { 0, 0 }, { 1, 5 }, { 25, 21 }, { 0, 0 },
151 { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, }, },
152 { { { 8, 19 }, { 4, 10 }, { 24, 45 }, { 21, 37 }, { 9, 29 },
153 { 0, 3 }, { 1, 7 }, { 11, 25 }, { 0, 2 }, { 0, 1 }, },
154 { { 34, 16 }, { 112, 21 }, { 1, 28 }, { 0, 0 }, { 0, 0 },
155 { 6, 8 }, { 1, 7 }, { 0, 3 }, { 2, 5 }, { 0, 2 }, },
156 { { 17, 21 }, { 68, 29 }, { 6, 15 }, { 13, 22 }, { 0, 0 },
157 { 6, 12 }, { 3, 14 }, { 4, 10 }, { 1, 7 }, { 0, 3 }, }, },
158 { { { 46, 42 }, { 0, 1 }, { 2, 10 }, { 54, 51 }, { 10, 30 },
159 { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, },
160 { { 159, 35 }, { 2, 2 }, { 0, 25 }, { 0, 0 }, { 0, 0 },
161 { 3, 6 }, { 0, 5 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, },
162 { { 51, 39 }, { 0, 1 }, { 2, 12 }, { 91, 44 }, { 0, 0 },
163 { 0, 2 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 1 }, }, },
164 { { { 28, 32 }, { 0, 0 }, { 3, 10 }, { 75, 51 }, { 14, 33 },
165 { 0, 1 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, },
166 { { 75, 39 }, { 5, 7 }, { 2, 48 }, { 0, 0 }, { 0, 0 },
167 { 3, 11 }, { 2, 16 }, { 1, 4 }, { 7, 10 }, { 0, 2 }, },
168 { { 81, 25 }, { 0, 0 }, { 2, 9 }, { 106, 26 }, { 0, 0 },
169 { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, },
170 { { { 100, 46 }, { 0, 1 }, { 3, 9 }, { 21, 37 }, { 5, 20 },
171 { 0, 1 }, { 0, 2 }, { 1, 2 }, { 0, 1 }, { 0, 0 }, },
172 { { 212, 21 }, { 0, 1 }, { 0, 9 }, { 0, 0 }, { 0, 0 },
173 { 1, 2 }, { 0, 2 }, { 0, 0 }, { 2, 2 }, { 0, 0 }, },
174 { { 140, 37 }, { 0, 1 }, { 1, 8 }, { 24, 33 }, { 0, 0 },
175 { 1, 2 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, }, },
176 { { { 27, 29 }, { 0, 1 }, { 9, 25 }, { 53, 51 }, { 12, 34 },
177 { 0, 1 }, { 0, 3 }, { 1, 5 }, { 0, 2 }, { 0, 0 }, },
178 { { 4, 2 }, { 0, 0 }, { 0, 172 }, { 0, 0 }, { 0, 0 },
179 { 0, 1 }, { 0, 2 }, { 0, 0 }, { 2, 0 }, { 0, 0 }, },
180 { { 14, 23 }, { 1, 3 }, { 11, 53 }, { 90, 31 }, { 0, 0 },
181 { 0, 3 }, { 1, 5 }, { 2, 6 }, { 1, 2 }, { 0, 0 }, }, },
182 { { { 80, 38 }, { 0, 0 }, { 1, 4 }, { 69, 33 }, { 5, 16 },
183 { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, },
184 { { 187, 22 }, { 1, 1 }, { 0, 17 }, { 0, 0 }, { 0, 0 },
185 { 3, 6 }, { 0, 4 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, },
186 { { 123, 29 }, { 0, 0 }, { 1, 7 }, { 57, 30 }, { 0, 0 },
187 { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, }, },
188 { { { 16, 20 }, { 0, 0 }, { 2, 8 }, { 104, 49 }, { 15, 33 },
189 { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, },
190 { { 133, 6 }, { 1, 2 }, { 1, 70 }, { 0, 0 }, { 0, 0 },
191 { 0, 2 }, { 0, 4 }, { 0, 3 }, { 1, 1 }, { 0, 0 }, },
192 { { 13, 14 }, { 0, 0 }, { 4, 20 }, { 175, 20 }, { 0, 0 },
193 { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, },
194 { { { 194, 16 }, { 0, 0 }, { 1, 1 }, { 1, 9 }, { 1, 3 },
195 { 0, 0 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, },
196 { { 251, 1 }, { 0, 0 }, { 0, 2 }, { 0, 0 }, { 0, 0 },
197 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, },
198 { { 202, 23 }, { 0, 0 }, { 1, 3 }, { 2, 9 }, { 0, 0 },
199 { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, },
202 static const uint8_t vp56_filter_threshold[] = {
203 14, 14, 13, 13, 12, 12, 10, 10,
204 10, 10, 8, 8, 8, 8, 8, 8,
205 8, 8, 8, 8, 8, 8, 8, 8,
206 8, 8, 8, 8, 8, 8, 8, 8,
207 8, 8, 8, 8, 7, 7, 7, 7,
208 7, 7, 6, 6, 6, 6, 6, 6,
209 5, 5, 5, 5, 4, 4, 4, 4,
210 4, 4, 4, 3, 3, 3, 3, 2,
213 static const uint8_t vp56_mb_type_model_model[] = {
214 171, 83, 199, 140, 125, 104,
217 static const VP56Tree vp56_pmbtm_tree[] = {
223 { 2, 5}, {-24}, {-20}, {-16}, {-12}, {-0},
226 static const VP56Tree vp56_pmbt_tree[] = {
229 { 2, 4}, {-VP56_MB_INTER_NOVEC_PF}, {-VP56_MB_INTER_DELTA_PF},
230 { 2, 5}, {-VP56_MB_INTER_V1_PF}, {-VP56_MB_INTER_V2_PF},
232 { 2, 6}, {-VP56_MB_INTRA}, {-VP56_MB_INTER_4V},
234 { 2, 8}, {-VP56_MB_INTER_NOVEC_GF}, {-VP56_MB_INTER_DELTA_GF},
235 { 2, 9}, {-VP56_MB_INTER_V1_GF}, {-VP56_MB_INTER_V2_GF},
238 /* relative pos of surrounding blocks, from closest to farthest */
239 static const int8_t vp56_candidate_predictor_pos[12][2] = {
254 #endif /* AVCODEC_VP56DATA_H */