blob: b7c3faba0d6dc4ca3cc10b01fa7842210eea5b13
1 | /* |
2 | * copyright (c) 2000,2001 Fabrice Bellard |
3 | * H.263+ support |
4 | * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
5 | * |
6 | * This file is part of FFmpeg. |
7 | * |
8 | * FFmpeg is free software; you can redistribute it and/or |
9 | * modify it under the terms of the GNU Lesser General Public |
10 | * License as published by the Free Software Foundation; either |
11 | * version 2.1 of the License, or (at your option) any later version. |
12 | * |
13 | * FFmpeg is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
16 | * Lesser General Public License for more details. |
17 | * |
18 | * You should have received a copy of the GNU Lesser General Public |
19 | * License along with FFmpeg; if not, write to the Free Software |
20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
21 | */ |
22 | |
23 | /** |
24 | * @file |
25 | * MPEG-4 tables. |
26 | */ |
27 | |
28 | #ifndef AVCODEC_MPEG4DATA_H |
29 | #define AVCODEC_MPEG4DATA_H |
30 | |
31 | #include <stdint.h> |
32 | #include "mpegvideo.h" |
33 | |
34 | /* dc encoding for MPEG-4 */ |
35 | const uint8_t ff_mpeg4_DCtab_lum[13][2] = |
36 | { |
37 | {3,3}, {3,2}, {2,2}, {2,3}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7}, |
38 | {1,8}, {1,9}, {1,10}, {1,11}, |
39 | }; |
40 | |
41 | const uint8_t ff_mpeg4_DCtab_chrom[13][2] = |
42 | { |
43 | {3,2}, {2,2}, {1,2}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7}, {1,8}, |
44 | {1,9}, {1,10}, {1,11}, {1,12}, |
45 | }; |
46 | |
47 | const uint16_t ff_mpeg4_intra_vlc[103][2] = { |
48 | { 0x2, 2 }, |
49 | { 0x6, 3 },{ 0xf, 4 },{ 0xd, 5 },{ 0xc, 5 }, |
50 | { 0x15, 6 },{ 0x13, 6 },{ 0x12, 6 },{ 0x17, 7 }, |
51 | { 0x1f, 8 },{ 0x1e, 8 },{ 0x1d, 8 },{ 0x25, 9 }, |
52 | { 0x24, 9 },{ 0x23, 9 },{ 0x21, 9 },{ 0x21, 10 }, |
53 | { 0x20, 10 },{ 0xf, 10 },{ 0xe, 10 },{ 0x7, 11 }, |
54 | { 0x6, 11 },{ 0x20, 11 },{ 0x21, 11 },{ 0x50, 12 }, |
55 | { 0x51, 12 },{ 0x52, 12 },{ 0xe, 4 },{ 0x14, 6 }, |
56 | { 0x16, 7 },{ 0x1c, 8 },{ 0x20, 9 },{ 0x1f, 9 }, |
57 | { 0xd, 10 },{ 0x22, 11 },{ 0x53, 12 },{ 0x55, 12 }, |
58 | { 0xb, 5 },{ 0x15, 7 },{ 0x1e, 9 },{ 0xc, 10 }, |
59 | { 0x56, 12 },{ 0x11, 6 },{ 0x1b, 8 },{ 0x1d, 9 }, |
60 | { 0xb, 10 },{ 0x10, 6 },{ 0x22, 9 },{ 0xa, 10 }, |
61 | { 0xd, 6 },{ 0x1c, 9 },{ 0x8, 10 },{ 0x12, 7 }, |
62 | { 0x1b, 9 },{ 0x54, 12 },{ 0x14, 7 },{ 0x1a, 9 }, |
63 | { 0x57, 12 },{ 0x19, 8 },{ 0x9, 10 },{ 0x18, 8 }, |
64 | { 0x23, 11 },{ 0x17, 8 },{ 0x19, 9 },{ 0x18, 9 }, |
65 | { 0x7, 10 },{ 0x58, 12 },{ 0x7, 4 },{ 0xc, 6 }, |
66 | { 0x16, 8 },{ 0x17, 9 },{ 0x6, 10 },{ 0x5, 11 }, |
67 | { 0x4, 11 },{ 0x59, 12 },{ 0xf, 6 },{ 0x16, 9 }, |
68 | { 0x5, 10 },{ 0xe, 6 },{ 0x4, 10 },{ 0x11, 7 }, |
69 | { 0x24, 11 },{ 0x10, 7 },{ 0x25, 11 },{ 0x13, 7 }, |
70 | { 0x5a, 12 },{ 0x15, 8 },{ 0x5b, 12 },{ 0x14, 8 }, |
71 | { 0x13, 8 },{ 0x1a, 8 },{ 0x15, 9 },{ 0x14, 9 }, |
72 | { 0x13, 9 },{ 0x12, 9 },{ 0x11, 9 },{ 0x26, 11 }, |
73 | { 0x27, 11 },{ 0x5c, 12 },{ 0x5d, 12 },{ 0x5e, 12 }, |
74 | { 0x5f, 12 },{ 0x3, 7 }, |
75 | }; |
76 | |
77 | const int8_t ff_mpeg4_intra_level[102] = { |
78 | 1, 2, 3, 4, 5, 6, 7, 8, |
79 | 9, 10, 11, 12, 13, 14, 15, 16, |
80 | 17, 18, 19, 20, 21, 22, 23, 24, |
81 | 25, 26, 27, 1, 2, 3, 4, 5, |
82 | 6, 7, 8, 9, 10, 1, 2, 3, |
83 | 4, 5, 1, 2, 3, 4, 1, 2, |
84 | 3, 1, 2, 3, 1, 2, 3, 1, |
85 | 2, 3, 1, 2, 1, 2, 1, 1, |
86 | 1, 1, 1, 1, 2, 3, 4, 5, |
87 | 6, 7, 8, 1, 2, 3, 1, 2, |
88 | 1, 2, 1, 2, 1, 2, 1, 2, |
89 | 1, 1, 1, 1, 1, 1, 1, 1, |
90 | 1, 1, 1, 1, 1, 1, |
91 | }; |
92 | |
93 | const int8_t ff_mpeg4_intra_run[102] = { |
94 | 0, 0, 0, 0, 0, 0, 0, 0, |
95 | 0, 0, 0, 0, 0, 0, 0, 0, |
96 | 0, 0, 0, 0, 0, 0, 0, 0, |
97 | 0, 0, 0, 1, 1, 1, 1, 1, |
98 | 1, 1, 1, 1, 1, 2, 2, 2, |
99 | 2, 2, 3, 3, 3, 3, 4, 4, |
100 | 4, 5, 5, 5, 6, 6, 6, 7, |
101 | 7, 7, 8, 8, 9, 9, 10, 11, |
102 | 12, 13, 14, 0, 0, 0, 0, 0, |
103 | 0, 0, 0, 1, 1, 1, 2, 2, |
104 | 3, 3, 4, 4, 5, 5, 6, 6, |
105 | 7, 8, 9, 10, 11, 12, 13, 14, |
106 | 15, 16, 17, 18, 19, 20, |
107 | }; |
108 | |
109 | RLTable ff_mpeg4_rl_intra = { |
110 | 102, |
111 | 67, |
112 | ff_mpeg4_intra_vlc, |
113 | ff_mpeg4_intra_run, |
114 | ff_mpeg4_intra_level, |
115 | }; |
116 | |
117 | /* Note this is identical to the intra rvlc except that it is reordered. */ |
118 | static const uint16_t inter_rvlc[170][2]={ |
119 | {0x0006, 3},{0x0001, 4},{0x0004, 5},{0x001C, 7}, |
120 | {0x003C, 8},{0x003D, 8},{0x007C, 9},{0x00FC, 10}, |
121 | {0x00FD, 10},{0x01FC, 11},{0x01FD, 11},{0x03FC, 12}, |
122 | {0x07FC, 13},{0x07FD, 13},{0x0BFC, 13},{0x0BFD, 13}, |
123 | {0x0FFC, 14},{0x0FFD, 14},{0x1FFC, 15},{0x0007, 3}, |
124 | {0x000C, 6},{0x005C, 8},{0x007D, 9},{0x017C, 10}, |
125 | {0x02FC, 11},{0x03FD, 12},{0x0DFC, 13},{0x17FC, 14}, |
126 | {0x17FD, 14},{0x000A, 4},{0x001D, 7},{0x00BC, 9}, |
127 | {0x02FD, 11},{0x05FC, 12},{0x1BFC, 14},{0x1BFD, 14}, |
128 | {0x0005, 5},{0x005D, 8},{0x017D, 10},{0x05FD, 12}, |
129 | {0x0DFD, 13},{0x1DFC, 14},{0x1FFD, 15},{0x0008, 5}, |
130 | {0x006C, 8},{0x037C, 11},{0x0EFC, 13},{0x2FFC, 15}, |
131 | {0x0009, 5},{0x00BD, 9},{0x037D, 11},{0x0EFD, 13}, |
132 | {0x000D, 6},{0x01BC, 10},{0x06FC, 12},{0x1DFD, 14}, |
133 | {0x0014, 6},{0x01BD, 10},{0x06FD, 12},{0x2FFD, 15}, |
134 | {0x0015, 6},{0x01DC, 10},{0x0F7C, 13},{0x002C, 7}, |
135 | {0x01DD, 10},{0x1EFC, 14},{0x002D, 7},{0x03BC, 11}, |
136 | {0x0034, 7},{0x077C, 12},{0x006D, 8},{0x0F7D, 13}, |
137 | {0x0074, 8},{0x1EFD, 14},{0x0075, 8},{0x1F7C, 14}, |
138 | {0x00DC, 9},{0x1F7D, 14},{0x00DD, 9},{0x1FBC, 14}, |
139 | {0x00EC, 9},{0x37FC, 15},{0x01EC, 10},{0x01ED, 10}, |
140 | {0x01F4, 10},{0x03BD, 11},{0x03DC, 11},{0x03DD, 11}, |
141 | {0x03EC, 11},{0x03ED, 11},{0x03F4, 11},{0x077D, 12}, |
142 | {0x07BC, 12},{0x07BD, 12},{0x0FBC, 13},{0x0FBD, 13}, |
143 | {0x0FDC, 13},{0x0FDD, 13},{0x1FBD, 14},{0x1FDC, 14}, |
144 | {0x1FDD, 14},{0x37FD, 15},{0x3BFC, 15}, |
145 | {0x000B, 4},{0x0078, 8},{0x03F5, 11},{0x0FEC, 13}, |
146 | {0x1FEC, 14},{0x0012, 5},{0x00ED, 9},{0x07DC, 12}, |
147 | {0x1FED, 14},{0x3BFD, 15},{0x0013, 5},{0x03F8, 11}, |
148 | {0x3DFC, 15},{0x0018, 6},{0x07DD, 12},{0x0019, 6}, |
149 | {0x07EC, 12},{0x0022, 6},{0x0FED, 13},{0x0023, 6}, |
150 | {0x0FF4, 13},{0x0035, 7},{0x0FF5, 13},{0x0038, 7}, |
151 | {0x0FF8, 13},{0x0039, 7},{0x0FF9, 13},{0x0042, 7}, |
152 | {0x1FF4, 14},{0x0043, 7},{0x1FF5, 14},{0x0079, 8}, |
153 | {0x1FF8, 14},{0x0082, 8},{0x3DFD, 15},{0x0083, 8}, |
154 | {0x00F4, 9},{0x00F5, 9},{0x00F8, 9},{0x00F9, 9}, |
155 | {0x0102, 9},{0x0103, 9},{0x01F5, 10},{0x01F8, 10}, |
156 | {0x01F9, 10},{0x0202, 10},{0x0203, 10},{0x03F9, 11}, |
157 | {0x0402, 11},{0x0403, 11},{0x07ED, 12},{0x07F4, 12}, |
158 | {0x07F5, 12},{0x07F8, 12},{0x07F9, 12},{0x0802, 12}, |
159 | {0x0803, 12},{0x1002, 13},{0x1003, 13},{0x1FF9, 14}, |
160 | {0x2002, 14},{0x2003, 14},{0x3EFC, 15},{0x3EFD, 15}, |
161 | {0x3F7C, 15},{0x3F7D, 15},{0x0000, 4} |
162 | }; |
163 | |
164 | static const int8_t inter_rvlc_run[169]={ |
165 | 0, 0, 0, 0, 0, 0, 0, 0, |
166 | 0, 0, 0, 0, 0, 0, 0, 0, |
167 | 0, 0, 0, 1, 1, 1, 1, 1, |
168 | 1, 1, 1, 1, 1, 2, 2, 2, |
169 | 2, 2, 2, 2, 3, 3, 3, 3, |
170 | 3, 3, 3, 4, 4, 4, 4, 4, |
171 | 5, 5, 5, 5, 6, 6, 6, 6, |
172 | 7, 7, 7, 7, 8, 8, 8, 9, |
173 | 9, 9, 10, 10, 11, 11, 12, 12, |
174 | 13, 13, 14, 14, 15, 15, 16, 16, |
175 | 17, 17, 18, 19, 20, 21, 22, 23, |
176 | 24, 25, 26, 27, 28, 29, 30, 31, |
177 | 32, 33, 34, 35, 36, 37, 38, |
178 | 0, 0, 0, 0, 0, 1, 1, 1, |
179 | 1, 1, 2, 2, 2, 3, 3, 4, |
180 | 4, 5, 5, 6, 6, 7, 7, 8, |
181 | 8, 9, 9, 10, 10, 11, 11, 12, |
182 | 12, 13, 13, 14, 15, 16, 17, 18, |
183 | 19, 20, 21, 22, 23, 24, 25, 26, |
184 | 27, 28, 29, 30, 31, 32, 33, 34, |
185 | 35, 36, 37, 38, 39, 40, 41, 42, |
186 | 43, 44, |
187 | }; |
188 | |
189 | static const int8_t inter_rvlc_level[169]={ |
190 | 1, 2, 3, 4, 5, 6, 7, 8, |
191 | 9, 10, 11, 12, 13, 14, 15, 16, |
192 | 17, 18, 19, 1, 2, 3, 4, 5, |
193 | 6, 7, 8, 9, 10, 1, 2, 3, |
194 | 4, 5, 6, 7, 1, 2, 3, 4, |
195 | 5, 6, 7, 1, 2, 3, 4, 5, |
196 | 1, 2, 3, 4, 1, 2, 3, 4, |
197 | 1, 2, 3, 4, 1, 2, 3, 1, |
198 | 2, 3, 1, 2, 1, 2, 1, 2, |
199 | 1, 2, 1, 2, 1, 2, 1, 2, |
200 | 1, 2, 1, 1, 1, 1, 1, 1, |
201 | 1, 1, 1, 1, 1, 1, 1, 1, |
202 | 1, 1, 1, 1, 1, 1, 1, |
203 | 1, 2, 3, 4, 5, 1, 2, 3, |
204 | 4, 5, 1, 2, 3, 1, 2, 1, |
205 | 2, 1, 2, 1, 2, 1, 2, 1, |
206 | 2, 1, 2, 1, 2, 1, 2, 1, |
207 | 2, 1, 2, 1, 1, 1, 1, 1, |
208 | 1, 1, 1, 1, 1, 1, 1, 1, |
209 | 1, 1, 1, 1, 1, 1, 1, 1, |
210 | 1, 1, 1, 1, 1, 1, 1, 1, |
211 | 1, 1, |
212 | }; |
213 | |
214 | RLTable ff_rvlc_rl_inter = { |
215 | 169, |
216 | 103, |
217 | inter_rvlc, |
218 | inter_rvlc_run, |
219 | inter_rvlc_level, |
220 | }; |
221 | |
222 | static const uint16_t intra_rvlc[170][2]={ |
223 | {0x0006, 3},{0x0007, 3},{0x000A, 4},{0x0009, 5}, |
224 | {0x0014, 6},{0x0015, 6},{0x0034, 7},{0x0074, 8}, |
225 | {0x0075, 8},{0x00DD, 9},{0x00EC, 9},{0x01EC, 10}, |
226 | {0x01ED, 10},{0x01F4, 10},{0x03EC, 11},{0x03ED, 11}, |
227 | {0x03F4, 11},{0x077D, 12},{0x07BC, 12},{0x0FBD, 13}, |
228 | {0x0FDC, 13},{0x07BD, 12},{0x0FDD, 13},{0x1FBD, 14}, |
229 | {0x1FDC, 14},{0x1FDD, 14},{0x1FFC, 15},{0x0001, 4}, |
230 | {0x0008, 5},{0x002D, 7},{0x006C, 8},{0x006D, 8}, |
231 | {0x00DC, 9},{0x01DD, 10},{0x03DC, 11},{0x03DD, 11}, |
232 | {0x077C, 12},{0x0FBC, 13},{0x1F7D, 14},{0x1FBC, 14}, |
233 | {0x0004, 5},{0x002C, 7},{0x00BC, 9},{0x01DC, 10}, |
234 | {0x03BC, 11},{0x03BD, 11},{0x0EFD, 13},{0x0F7C, 13}, |
235 | {0x0F7D, 13},{0x1EFD, 14},{0x1F7C, 14},{0x0005, 5}, |
236 | {0x005C, 8},{0x00BD, 9},{0x037D, 11},{0x06FC, 12}, |
237 | {0x0EFC, 13},{0x1DFD, 14},{0x1EFC, 14},{0x1FFD, 15}, |
238 | {0x000C, 6},{0x005D, 8},{0x01BD, 10},{0x03FD, 12}, |
239 | {0x06FD, 12},{0x1BFD, 14},{0x000D, 6},{0x007D, 9}, |
240 | {0x02FC, 11},{0x05FC, 12},{0x1BFC, 14},{0x1DFC, 14}, |
241 | {0x001C, 7},{0x017C, 10},{0x02FD, 11},{0x05FD, 12}, |
242 | {0x2FFC, 15},{0x001D, 7},{0x017D, 10},{0x037C, 11}, |
243 | {0x0DFD, 13},{0x2FFD, 15},{0x003C, 8},{0x01BC, 10}, |
244 | {0x0BFD, 13},{0x17FD, 14},{0x003D, 8},{0x01FD, 11}, |
245 | {0x0DFC, 13},{0x37FC, 15},{0x007C, 9},{0x03FC, 12}, |
246 | {0x00FC, 10},{0x0BFC, 13},{0x00FD, 10},{0x37FD, 15}, |
247 | {0x01FC, 11},{0x07FC, 13},{0x07FD, 13},{0x0FFC, 14}, |
248 | {0x0FFD, 14},{0x17FC, 14},{0x3BFC, 15}, |
249 | {0x000B, 4},{0x0078, 8},{0x03F5, 11},{0x0FEC, 13}, |
250 | {0x1FEC, 14},{0x0012, 5},{0x00ED, 9},{0x07DC, 12}, |
251 | {0x1FED, 14},{0x3BFD, 15},{0x0013, 5},{0x03F8, 11}, |
252 | {0x3DFC, 15},{0x0018, 6},{0x07DD, 12},{0x0019, 6}, |
253 | {0x07EC, 12},{0x0022, 6},{0x0FED, 13},{0x0023, 6}, |
254 | {0x0FF4, 13},{0x0035, 7},{0x0FF5, 13},{0x0038, 7}, |
255 | {0x0FF8, 13},{0x0039, 7},{0x0FF9, 13},{0x0042, 7}, |
256 | {0x1FF4, 14},{0x0043, 7},{0x1FF5, 14},{0x0079, 8}, |
257 | {0x1FF8, 14},{0x0082, 8},{0x3DFD, 15},{0x0083, 8}, |
258 | {0x00F4, 9},{0x00F5, 9},{0x00F8, 9},{0x00F9, 9}, |
259 | {0x0102, 9},{0x0103, 9},{0x01F5, 10},{0x01F8, 10}, |
260 | {0x01F9, 10},{0x0202, 10},{0x0203, 10},{0x03F9, 11}, |
261 | {0x0402, 11},{0x0403, 11},{0x07ED, 12},{0x07F4, 12}, |
262 | {0x07F5, 12},{0x07F8, 12},{0x07F9, 12},{0x0802, 12}, |
263 | {0x0803, 12},{0x1002, 13},{0x1003, 13},{0x1FF9, 14}, |
264 | {0x2002, 14},{0x2003, 14},{0x3EFC, 15},{0x3EFD, 15}, |
265 | {0x3F7C, 15},{0x3F7D, 15},{0x0000, 4} |
266 | }; |
267 | |
268 | static const int8_t intra_rvlc_run[169]={ |
269 | 0, 0, 0, 0, 0, 0, 0, 0, |
270 | 0, 0, 0, 0, 0, 0, 0, 0, |
271 | 0, 0, 0, 0, 0, 0, 0, 0, |
272 | 0, 0, 0, 1, 1, 1, 1, 1, |
273 | 1, 1, 1, 1, 1, 1, 1, 1, |
274 | 2, 2, 2, 2, 2, 2, 2, 2, |
275 | 2, 2, 2, 3, 3, 3, 3, 3, |
276 | 3, 3, 3, 3, 4, 4, 4, 4, |
277 | 4, 4, 5, 5, 5, 5, 5, 5, |
278 | 6, 6, 6, 6, 6, 7, 7, 7, |
279 | 7, 7, 8, 8, 8, 8, 9, 9, |
280 | 9, 9, 10, 10, 11, 11, 12, 12, |
281 | 13, 14, 15, 16, 17, 18, 19, |
282 | 0, 0, 0, 0, 0, 1, 1, 1, |
283 | 1, 1, 2, 2, 2, 3, 3, 4, |
284 | 4, 5, 5, 6, 6, 7, 7, 8, |
285 | 8, 9, 9, 10, 10, 11, 11, 12, |
286 | 12, 13, 13, 14, 15, 16, 17, 18, |
287 | 19, 20, 21, 22, 23, 24, 25, 26, |
288 | 27, 28, 29, 30, 31, 32, 33, 34, |
289 | 35, 36, 37, 38, 39, 40, 41, 42, |
290 | 43, 44, |
291 | }; |
292 | |
293 | static const int8_t intra_rvlc_level[169]={ |
294 | 1, 2, 3, 4, 5, 6, 7, 8, |
295 | 9, 10, 11, 12, 13, 14, 15, 16, |
296 | 17, 18, 19, 20, 21, 22, 23, 24, |
297 | 25, 26, 27, 1, 2, 3, 4, 5, |
298 | 6, 7, 8, 9, 10, 11, 12, 13, |
299 | 1, 2, 3, 4, 5, 6, 7, 8, |
300 | 9, 10, 11, 1, 2, 3, 4, 5, |
301 | 6, 7, 8, 9, 1, 2, 3, 4, |
302 | 5, 6, 1, 2, 3, 4, 5, 6, |
303 | 1, 2, 3, 4, 5, 1, 2, 3, |
304 | 4, 5, 1, 2, 3, 4, 1, 2, |
305 | 3, 4, 1, 2, 1, 2, 1, 2, |
306 | 1, 1, 1, 1, 1, 1, 1, |
307 | 1, 2, 3, 4, 5, 1, 2, 3, |
308 | 4, 5, 1, 2, 3, 1, 2, 1, |
309 | 2, 1, 2, 1, 2, 1, 2, 1, |
310 | 2, 1, 2, 1, 2, 1, 2, 1, |
311 | 2, 1, 2, 1, 1, 1, 1, 1, |
312 | 1, 1, 1, 1, 1, 1, 1, 1, |
313 | 1, 1, 1, 1, 1, 1, 1, 1, |
314 | 1, 1, 1, 1, 1, 1, 1, 1, |
315 | 1, 1, |
316 | }; |
317 | |
318 | RLTable ff_rvlc_rl_intra = { |
319 | 169, |
320 | 103, |
321 | intra_rvlc, |
322 | intra_rvlc_run, |
323 | intra_rvlc_level, |
324 | }; |
325 | |
326 | const uint16_t ff_sprite_trajectory_tab[15][2] = { |
327 | {0x00, 2}, {0x02, 3}, {0x03, 3}, {0x04, 3}, {0x05, 3}, {0x06, 3}, |
328 | {0x0E, 4}, {0x1E, 5}, {0x3E, 6}, {0x7E, 7}, {0xFE, 8}, |
329 | {0x1FE, 9},{0x3FE, 10},{0x7FE, 11},{0xFFE, 12}, |
330 | }; |
331 | |
332 | const uint8_t ff_mb_type_b_tab[4][2] = { |
333 | {1, 1}, {1, 2}, {1, 3}, {1, 4}, |
334 | }; |
335 | |
336 | /* these matrixes will be permuted for the idct */ |
337 | const int16_t ff_mpeg4_default_intra_matrix[64] = { |
338 | 8, 17, 18, 19, 21, 23, 25, 27, |
339 | 17, 18, 19, 21, 23, 25, 27, 28, |
340 | 20, 21, 22, 23, 24, 26, 28, 30, |
341 | 21, 22, 23, 24, 26, 28, 30, 32, |
342 | 22, 23, 24, 26, 28, 30, 32, 35, |
343 | 23, 24, 26, 28, 30, 32, 35, 38, |
344 | 25, 26, 28, 30, 32, 35, 38, 41, |
345 | 27, 28, 30, 32, 35, 38, 41, 45, |
346 | }; |
347 | |
348 | const int16_t ff_mpeg4_default_non_intra_matrix[64] = { |
349 | 16, 17, 18, 19, 20, 21, 22, 23, |
350 | 17, 18, 19, 20, 21, 22, 23, 24, |
351 | 18, 19, 20, 21, 22, 23, 24, 25, |
352 | 19, 20, 21, 22, 23, 24, 26, 27, |
353 | 20, 21, 22, 23, 25, 26, 27, 28, |
354 | 21, 22, 23, 24, 26, 27, 28, 30, |
355 | 22, 23, 24, 26, 27, 28, 30, 31, |
356 | 23, 24, 25, 27, 28, 30, 31, 33, |
357 | }; |
358 | |
359 | const uint8_t ff_mpeg4_y_dc_scale_table[32]={ |
360 | // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 |
361 | 0, 8, 8, 8, 8,10,12,14,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,34,36,38,40,42,44,46 |
362 | }; |
363 | const uint8_t ff_mpeg4_c_dc_scale_table[32]={ |
364 | // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 |
365 | 0, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,20,21,22,23,24,25 |
366 | }; |
367 | |
368 | const uint16_t ff_mpeg4_resync_prefix[8]={ |
369 | 0x7F00, 0x7E00, 0x7C00, 0x7800, 0x7000, 0x6000, 0x4000, 0x0000 |
370 | }; |
371 | |
372 | const uint8_t ff_mpeg4_dc_threshold[8]={ |
373 | 99, 13, 15, 17, 19, 21, 23, 0 |
374 | }; |
375 | |
376 | #endif /* AVCODEC_MPEG4DATA_H */ |
377 |