interlaced motion estimation
[libav.git] / libavcodec / h263data.h
1 /**
2 * @file h263data.h
3 * H.263 tables.
4 */
5
6
7 /* intra MCBPC, mb_type = (intra), then (intraq) */
8 const uint8_t intra_MCBPC_code[9] = { 1, 1, 2, 3, 1, 1, 2, 3, 1 };
9 const uint8_t intra_MCBPC_bits[9] = { 1, 3, 3, 3, 4, 6, 6, 6, 9 };
10
11 /* inter MCBPC, mb_type = (inter), (intra), (interq), (intraq), (inter4v) */
12 /* Changed the tables for interq and inter4v+q, following the standard ** Juanjo ** */
13 const uint8_t inter_MCBPC_code[28] = {
14 1, 3, 2, 5,
15 3, 4, 3, 3,
16 3, 7, 6, 5,
17 4, 4, 3, 2,
18 2, 5, 4, 5,
19 1, 0, 0, 0, /* Stuffing */
20 2, 12, 14, 15,
21 };
22 const uint8_t inter_MCBPC_bits[28] = {
23 1, 4, 4, 6, /* inter */
24 5, 8, 8, 7, /* intra */
25 3, 7, 7, 9, /* interQ */
26 6, 9, 9, 9, /* intraQ */
27 3, 7, 7, 8, /* inter4 */
28 9, 0, 0, 0, /* Stuffing */
29 11, 13, 13, 13,/* inter4Q*/
30 };
31
32 static const uint8_t h263_mbtype_b_tab[15][2] = {
33 {1, 1},
34 {3, 3},
35 {1, 5},
36 {4, 4},
37 {5, 4},
38 {6, 6},
39 {2, 4},
40 {3, 4},
41 {7, 6},
42 {4, 6},
43 {5, 6},
44 {1, 6},
45 {1,10},
46 {1, 7},
47 {1, 8},
48 };
49
50 static const int h263_mb_type_b_map[15]= {
51 MB_TYPE_DIRECT2 | MB_TYPE_L0L1,
52 MB_TYPE_DIRECT2 | MB_TYPE_L0L1 | MB_TYPE_CBP,
53 MB_TYPE_DIRECT2 | MB_TYPE_L0L1 | MB_TYPE_CBP | MB_TYPE_QUANT,
54 MB_TYPE_L0 | MB_TYPE_16x16,
55 MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_16x16,
56 MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_QUANT | MB_TYPE_16x16,
57 MB_TYPE_L1 | MB_TYPE_16x16,
58 MB_TYPE_L1 | MB_TYPE_CBP | MB_TYPE_16x16,
59 MB_TYPE_L1 | MB_TYPE_CBP | MB_TYPE_QUANT | MB_TYPE_16x16,
60 MB_TYPE_L0L1 | MB_TYPE_16x16,
61 MB_TYPE_L0L1 | MB_TYPE_CBP | MB_TYPE_16x16,
62 MB_TYPE_L0L1 | MB_TYPE_CBP | MB_TYPE_QUANT | MB_TYPE_16x16,
63 0, //stuffing
64 MB_TYPE_INTRA4x4 | MB_TYPE_CBP,
65 MB_TYPE_INTRA4x4 | MB_TYPE_CBP | MB_TYPE_QUANT,
66 };
67
68 const uint8_t cbpc_b_tab[4][2] = {
69 {0, 1},
70 {2, 2},
71 {7, 3},
72 {6, 3},
73 };
74
75 const uint8_t cbpy_tab[16][2] =
76 {
77 {3,4}, {5,5}, {4,5}, {9,4}, {3,5}, {7,4}, {2,6}, {11,4},
78 {2,5}, {3,6}, {5,4}, {10,4}, {4,4}, {8,4}, {6,4}, {3,2}
79 };
80
81 const uint8_t mvtab[33][2] =
82 {
83 {1,1}, {1,2}, {1,3}, {1,4}, {3,6}, {5,7}, {4,7}, {3,7},
84 {11,9}, {10,9}, {9,9}, {17,10}, {16,10}, {15,10}, {14,10}, {13,10},
85 {12,10}, {11,10}, {10,10}, {9,10}, {8,10}, {7,10}, {6,10}, {5,10},
86 {4,10}, {7,11}, {6,11}, {5,11}, {4,11}, {3,11}, {2,11}, {3,12},
87 {2,12}
88 };
89
90 /* third non intra table */
91 const uint16_t inter_vlc[103][2] = {
92 { 0x2, 2 },{ 0xf, 4 },{ 0x15, 6 },{ 0x17, 7 },
93 { 0x1f, 8 },{ 0x25, 9 },{ 0x24, 9 },{ 0x21, 10 },
94 { 0x20, 10 },{ 0x7, 11 },{ 0x6, 11 },{ 0x20, 11 },
95 { 0x6, 3 },{ 0x14, 6 },{ 0x1e, 8 },{ 0xf, 10 },
96 { 0x21, 11 },{ 0x50, 12 },{ 0xe, 4 },{ 0x1d, 8 },
97 { 0xe, 10 },{ 0x51, 12 },{ 0xd, 5 },{ 0x23, 9 },
98 { 0xd, 10 },{ 0xc, 5 },{ 0x22, 9 },{ 0x52, 12 },
99 { 0xb, 5 },{ 0xc, 10 },{ 0x53, 12 },{ 0x13, 6 },
100 { 0xb, 10 },{ 0x54, 12 },{ 0x12, 6 },{ 0xa, 10 },
101 { 0x11, 6 },{ 0x9, 10 },{ 0x10, 6 },{ 0x8, 10 },
102 { 0x16, 7 },{ 0x55, 12 },{ 0x15, 7 },{ 0x14, 7 },
103 { 0x1c, 8 },{ 0x1b, 8 },{ 0x21, 9 },{ 0x20, 9 },
104 { 0x1f, 9 },{ 0x1e, 9 },{ 0x1d, 9 },{ 0x1c, 9 },
105 { 0x1b, 9 },{ 0x1a, 9 },{ 0x22, 11 },{ 0x23, 11 },
106 { 0x56, 12 },{ 0x57, 12 },{ 0x7, 4 },{ 0x19, 9 },
107 { 0x5, 11 },{ 0xf, 6 },{ 0x4, 11 },{ 0xe, 6 },
108 { 0xd, 6 },{ 0xc, 6 },{ 0x13, 7 },{ 0x12, 7 },
109 { 0x11, 7 },{ 0x10, 7 },{ 0x1a, 8 },{ 0x19, 8 },
110 { 0x18, 8 },{ 0x17, 8 },{ 0x16, 8 },{ 0x15, 8 },
111 { 0x14, 8 },{ 0x13, 8 },{ 0x18, 9 },{ 0x17, 9 },
112 { 0x16, 9 },{ 0x15, 9 },{ 0x14, 9 },{ 0x13, 9 },
113 { 0x12, 9 },{ 0x11, 9 },{ 0x7, 10 },{ 0x6, 10 },
114 { 0x5, 10 },{ 0x4, 10 },{ 0x24, 11 },{ 0x25, 11 },
115 { 0x26, 11 },{ 0x27, 11 },{ 0x58, 12 },{ 0x59, 12 },
116 { 0x5a, 12 },{ 0x5b, 12 },{ 0x5c, 12 },{ 0x5d, 12 },
117 { 0x5e, 12 },{ 0x5f, 12 },{ 0x3, 7 },
118 };
119
120 const int8_t inter_level[102] = {
121 1, 2, 3, 4, 5, 6, 7, 8,
122 9, 10, 11, 12, 1, 2, 3, 4,
123 5, 6, 1, 2, 3, 4, 1, 2,
124 3, 1, 2, 3, 1, 2, 3, 1,
125 2, 3, 1, 2, 1, 2, 1, 2,
126 1, 2, 1, 1, 1, 1, 1, 1,
127 1, 1, 1, 1, 1, 1, 1, 1,
128 1, 1, 1, 2, 3, 1, 2, 1,
129 1, 1, 1, 1, 1, 1, 1, 1,
130 1, 1, 1, 1, 1, 1, 1, 1,
131 1, 1, 1, 1, 1, 1, 1, 1,
132 1, 1, 1, 1, 1, 1, 1, 1,
133 1, 1, 1, 1, 1, 1,
134 };
135
136 const int8_t inter_run[102] = {
137 0, 0, 0, 0, 0, 0, 0, 0,
138 0, 0, 0, 0, 1, 1, 1, 1,
139 1, 1, 2, 2, 2, 2, 3, 3,
140 3, 4, 4, 4, 5, 5, 5, 6,
141 6, 6, 7, 7, 8, 8, 9, 9,
142 10, 10, 11, 12, 13, 14, 15, 16,
143 17, 18, 19, 20, 21, 22, 23, 24,
144 25, 26, 0, 0, 0, 1, 1, 2,
145 3, 4, 5, 6, 7, 8, 9, 10,
146 11, 12, 13, 14, 15, 16, 17, 18,
147 19, 20, 21, 22, 23, 24, 25, 26,
148 27, 28, 29, 30, 31, 32, 33, 34,
149 35, 36, 37, 38, 39, 40,
150 };
151
152 static RLTable rl_inter = {
153 102,
154 58,
155 inter_vlc,
156 inter_run,
157 inter_level,
158 };
159
160 const uint16_t intra_vlc_aic[103][2] = {
161 { 0x2, 2 }, { 0x6, 3 }, { 0xe, 4 }, { 0xc, 5 },
162 { 0xd, 5 }, { 0x10, 6 }, { 0x11, 6 }, { 0x12, 6 },
163 { 0x16, 7 }, { 0x1b, 8 }, { 0x20, 9 }, { 0x21, 9 },
164 { 0x1a, 9 }, { 0x1b, 9 }, { 0x1c, 9 }, { 0x1d, 9 },
165 { 0x1e, 9 }, { 0x1f, 9 }, { 0x23, 11 }, { 0x22, 11 },
166 { 0x57, 12 }, { 0x56, 12 }, { 0x55, 12 }, { 0x54, 12 },
167 { 0x53, 12 }, { 0xf, 4 }, { 0x14, 6 }, { 0x14, 7 },
168 { 0x1e, 8 }, { 0xf, 10 }, { 0x21, 11 }, { 0x50, 12 },
169 { 0xb, 5 }, { 0x15, 7 }, { 0xe, 10 }, { 0x9, 10 },
170 { 0x15, 6 }, { 0x1d, 8 }, { 0xd, 10 }, { 0x51, 12 },
171 { 0x13, 6 }, { 0x23, 9 }, { 0x7, 11 }, { 0x17, 7 },
172 { 0x22, 9 }, { 0x52, 12 }, { 0x1c, 8 }, { 0xc, 10 },
173 { 0x1f, 8 }, { 0xb, 10 }, { 0x25, 9 }, { 0xa, 10 },
174 { 0x24, 9 }, { 0x6, 11 }, { 0x21, 10 }, { 0x20, 10 },
175 { 0x8, 10 }, { 0x20, 11 }, { 0x7, 4 }, { 0xc, 6 },
176 { 0x10, 7 }, { 0x13, 8 }, { 0x11, 9 }, { 0x12, 9 },
177 { 0x4, 10 }, { 0x27, 11 }, { 0x26, 11 }, { 0x5f, 12 },
178 { 0xf, 6 }, { 0x13, 9 }, { 0x5, 10 }, { 0x25, 11 },
179 { 0xe, 6 }, { 0x14, 9 }, { 0x24, 11 }, { 0xd, 6 },
180 { 0x6, 10 }, { 0x5e, 12 }, { 0x11, 7 }, { 0x7, 10 },
181 { 0x13, 7 }, { 0x5d, 12 }, { 0x12, 7 }, { 0x5c, 12 },
182 { 0x14, 8 }, { 0x5b, 12 }, { 0x15, 8 }, { 0x1a, 8 },
183 { 0x19, 8 }, { 0x18, 8 }, { 0x17, 8 }, { 0x16, 8 },
184 { 0x19, 9 }, { 0x15, 9 }, { 0x16, 9 }, { 0x18, 9 },
185 { 0x17, 9 }, { 0x4, 11 }, { 0x5, 11 }, { 0x58, 12 },
186 { 0x59, 12 }, { 0x5a, 12 }, { 0x3, 7 },
187 };
188
189 const int8_t intra_run_aic[102] = {
190 0, 0, 0, 0, 0, 0, 0, 0,
191 0, 0, 0, 0, 0, 0, 0, 0,
192 0, 0, 0, 0, 0, 0, 0, 0,
193 0, 1, 1, 1, 1, 1, 1, 1,
194 2, 2, 2, 2, 3, 3, 3, 3,
195 4, 4, 4, 5, 5, 5, 6, 6,
196 7, 7, 8, 8, 9, 9, 10, 11,
197 12, 13, 0, 0, 0, 0, 0, 0,
198 0, 0, 0, 0, 1, 1, 1, 1,
199 2, 2, 2, 3, 3, 3, 4, 4,
200 5, 5, 6, 6, 7, 7, 8, 9,
201 10, 11, 12, 13, 14, 15, 16, 17,
202 18, 19, 20, 21, 22, 23,
203 };
204
205 const int8_t intra_level_aic[102] = {
206 1, 2, 3, 4, 5, 6, 7, 8,
207 9, 10, 11, 12, 13, 14, 15, 16,
208 17, 18, 19, 20, 21, 22, 23, 24,
209 25, 1, 2, 3, 4, 5, 6, 7,
210 1, 2, 3, 4, 1, 2, 3, 4,
211 1, 2, 3, 1, 2, 3, 1, 2,
212 1, 2, 1, 2, 1, 2, 1, 1,
213 1, 1, 1, 2, 3, 4, 5, 6,
214 7, 8, 9, 10, 1, 2, 3, 4,
215 1, 2, 3, 1, 2, 3, 1, 2,
216 1, 2, 1, 2, 1, 2, 1, 1,
217 1, 1, 1, 1, 1, 1, 1, 1,
218 1, 1, 1, 1, 1, 1,
219 };
220
221 static RLTable rl_intra_aic = {
222 102,
223 58,
224 intra_vlc_aic,
225 intra_run_aic,
226 intra_level_aic,
227 };
228
229 static const uint8_t wrong_run[102] = {
230 1, 2, 3, 5, 4, 10, 9, 8,
231 11, 15, 17, 16, 23, 22, 21, 20,
232 19, 18, 25, 24, 27, 26, 11, 7,
233 6, 1, 2, 13, 2, 2, 2, 2,
234 6, 12, 3, 9, 1, 3, 4, 3,
235 7, 4, 1, 1, 5, 5, 14, 6,
236 1, 7, 1, 8, 1, 1, 1, 1,
237 10, 1, 1, 5, 9, 17, 25, 24,
238 29, 33, 32, 41, 2, 23, 28, 31,
239 3, 22, 30, 4, 27, 40, 8, 26,
240 6, 39, 7, 38, 16, 37, 15, 10,
241 11, 12, 13, 14, 1, 21, 20, 18,
242 19, 2, 1, 34, 35, 36
243 };
244
245 static const uint16_t h263_format[8][2] = {
246 { 0, 0 },
247 { 128, 96 },
248 { 176, 144 },
249 { 352, 288 },
250 { 704, 576 },
251 { 1408, 1152 },
252 };
253
254 uint8_t ff_aic_dc_scale_table[32]={
255 // 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
256 0, 2, 4, 6, 8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62
257 };
258
259 static const uint8_t modified_quant_tab[2][32]={
260 // 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
261 {
262 0, 3, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9,10,11,12,13,14,15,16,17,18,18,19,20,21,22,23,24,25,26,27,28
263 },{
264 0, 2, 3, 4, 5, 6, 7, 8, 9,10,11,13,14,15,16,17,18,19,20,21,22,24,25,26,27,28,29,30,31,31,31,26
265 }
266 };
267
268 const uint8_t ff_h263_chroma_qscale_table[32]={
269 // 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
270 0, 1, 2, 3, 4, 5, 6, 6, 7, 8, 9, 9,10,10,11,11,12,12,12,13,13,13,14,14,14,14,14,15,15,15,15,15
271 };
272
273 const uint16_t ff_mba_max[6]={
274 47, 98, 395,1583,6335,9215
275 };
276
277 const uint8_t ff_mba_length[6]={
278 6, 7, 9, 11, 13, 14
279 };
280
281 const uint8_t ff_h263_loop_filter_strength[32]={
282 // 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
283 0, 1, 1, 2, 2, 3, 3, 4, 4, 4, 5, 5, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9,10,10,10,11,11,11,12,12,12
284 };
285