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1 : Isibaar 1.1 #ifndef _VLC_CODES_H_
2 :     #define _VLC_CODES_H_
3 :    
4 :     #include "../portab.h"
5 : Isibaar 1.5 #include "mbcoding.h"
6 : Isibaar 1.1
7 :     #define VLC_ERROR (-1)
8 : Isibaar 1.5 #define ESCAPE 7167
9 : Isibaar 1.1
10 :     typedef struct
11 :     {
12 :     uint32_t code;
13 :     int8_t len;
14 : edgomez 1.6 }
15 :     VLC;
16 : Isibaar 1.1
17 : Isibaar 1.5 static VLC *DCT3D[2];
18 :    
19 : Isibaar 1.1
20 :     /******************************************************************
21 : edgomez 1.2 * common tables between encoder/decoder *
22 :     ******************************************************************/
23 : Isibaar 1.1
24 :     /* constants taken from momusys/vm_common/inlcude/max_level.h */
25 :     static char max_level[4][64] = {
26 : edgomez 1.6 { // intra, last = 0
27 :     27, 10, 5, 4, 3, 3, 3, 3,
28 :     2, 2, 1, 1, 1, 1, 1, 0,
29 :     0, 0, 0, 0, 0, 0, 0, 0,
30 :     0, 0, 0, 0, 0, 0, 0, 0,
31 :     0, 0, 0, 0, 0, 0, 0, 0,
32 :     0, 0, 0, 0, 0, 0, 0, 0,
33 :     0, 0, 0, 0, 0, 0, 0, 0,
34 :     0, 0, 0, 0, 0, 0, 0, 0,
35 :     },
36 :    
37 :     { // intra, last = 1
38 :     8, 3, 2, 2, 2, 2, 2, 1,
39 :     1, 1, 1, 1, 1, 1, 1, 1,
40 :     1, 1, 1, 1, 1, 0, 0, 0,
41 :     0, 0, 0, 0, 0, 0, 0, 0,
42 :     0, 0, 0, 0, 0, 0, 0, 0,
43 :     0, 0, 0, 0, 0, 0, 0, 0,
44 :     0, 0, 0, 0, 0, 0, 0, 0,
45 :     0, 0, 0, 0, 0, 0, 0, 0,
46 :     },
47 :    
48 :     { // inter, last = 0
49 :     12, 6, 4, 3, 3, 3, 3, 2,
50 :     2, 2, 2, 1, 1, 1, 1, 1,
51 :     1, 1, 1, 1, 1, 1, 1, 1,
52 :     1, 1, 1, 0, 0, 0, 0, 0,
53 :     0, 0, 0, 0, 0, 0, 0, 0,
54 :     0, 0, 0, 0, 0, 0, 0, 0,
55 :     0, 0, 0, 0, 0, 0, 0, 0,
56 :     0, 0, 0, 0, 0, 0, 0, 0,
57 :     },
58 :    
59 :     { // inter, last = 1
60 :     3, 2, 1, 1, 1, 1, 1, 1,
61 :     1, 1, 1, 1, 1, 1, 1, 1,
62 :     1, 1, 1, 1, 1, 1, 1, 1,
63 :     1, 1, 1, 1, 1, 1, 1, 1,
64 :     1, 1, 1, 1, 1, 1, 1, 1,
65 :     1, 0, 0, 0, 0, 0, 0, 0,
66 :     0, 0, 0, 0, 0, 0, 0, 0,
67 :     0, 0, 0, 0, 0, 0, 0, 0,
68 :     }
69 : Isibaar 1.1 };
70 :    
71 :     static char max_run[4][256] = {
72 : edgomez 1.6 { // intra, last = 0
73 :     0, 14, 9, 7, 3, 2, 1, 1,
74 :     1, 1, 1, 0, 0, 0, 0, 0,
75 :     0, 0, 0, 0, 0, 0, 0, 0,
76 :     0, 0, 0, 0, 0, 0, 0, 0,
77 :     0, 0, 0, 0, 0, 0, 0, 0,
78 :     0, 0, 0, 0, 0, 0, 0, 0,
79 :     0, 0, 0, 0, 0, 0, 0, 0,
80 :     0, 0, 0, 0, 0, 0, 0, 0,
81 :     0, 0, 0, 0, 0, 0, 0, 0,
82 :     0, 0, 0, 0, 0, 0, 0, 0,
83 :     0, 0, 0, 0, 0, 0, 0, 0,
84 :     0, 0, 0, 0, 0, 0, 0, 0,
85 :     0, 0, 0, 0, 0, 0, 0, 0,
86 :     0, 0, 0, 0, 0, 0, 0, 0,
87 :     0, 0, 0, 0, 0, 0, 0, 0,
88 :     0, 0, 0, 0, 0, 0, 0, 0,
89 :     0, 0, 0, 0, 0, 0, 0, 0,
90 :     0, 0, 0, 0, 0, 0, 0, 0,
91 :     0, 0, 0, 0, 0, 0, 0, 0,
92 :     0, 0, 0, 0, 0, 0, 0, 0,
93 :     0, 0, 0, 0, 0, 0, 0, 0,
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, 0, 0, 0, 0, 0,
98 :     0, 0, 0, 0, 0, 0, 0, 0,
99 :     0, 0, 0, 0, 0, 0, 0, 0,
100 :     0, 0, 0, 0, 0, 0, 0, 0,
101 :     0, 0, 0, 0, 0, 0, 0, 0,
102 :     0, 0, 0, 0, 0, 0, 0, 0,
103 :     0, 0, 0, 0, 0, 0, 0, 0,
104 :     0, 0, 0, 0, 0, 0, 0, 0,
105 :     },
106 :    
107 :     { // intra, last = 1
108 :     0, 20, 6, 1, 0, 0, 0, 0,
109 :     0, 0, 0, 0, 0, 0, 0, 0,
110 :     0, 0, 0, 0, 0, 0, 0, 0,
111 :     0, 0, 0, 0, 0, 0, 0, 0,
112 :     0, 0, 0, 0, 0, 0, 0, 0,
113 :     0, 0, 0, 0, 0, 0, 0, 0,
114 :     0, 0, 0, 0, 0, 0, 0, 0,
115 :     0, 0, 0, 0, 0, 0, 0, 0,
116 :     0, 0, 0, 0, 0, 0, 0, 0,
117 :     0, 0, 0, 0, 0, 0, 0, 0,
118 :     0, 0, 0, 0, 0, 0, 0, 0,
119 :     0, 0, 0, 0, 0, 0, 0, 0,
120 :     0, 0, 0, 0, 0, 0, 0, 0,
121 :     0, 0, 0, 0, 0, 0, 0, 0,
122 :     0, 0, 0, 0, 0, 0, 0, 0,
123 :     0, 0, 0, 0, 0, 0, 0, 0,
124 :     0, 0, 0, 0, 0, 0, 0, 0,
125 :     0, 0, 0, 0, 0, 0, 0, 0,
126 :     0, 0, 0, 0, 0, 0, 0, 0,
127 :     0, 0, 0, 0, 0, 0, 0, 0,
128 :     0, 0, 0, 0, 0, 0, 0, 0,
129 :     0, 0, 0, 0, 0, 0, 0, 0,
130 :     0, 0, 0, 0, 0, 0, 0, 0,
131 :     0, 0, 0, 0, 0, 0, 0, 0,
132 :     0, 0, 0, 0, 0, 0, 0, 0,
133 :     0, 0, 0, 0, 0, 0, 0, 0,
134 :     0, 0, 0, 0, 0, 0, 0, 0,
135 :     0, 0, 0, 0, 0, 0, 0, 0,
136 :     0, 0, 0, 0, 0, 0, 0, 0,
137 :     0, 0, 0, 0, 0, 0, 0, 0,
138 :     0, 0, 0, 0, 0, 0, 0, 0,
139 :     0, 0, 0, 0, 0, 0, 0, 0,
140 :     },
141 :    
142 :     { // inter, last = 0
143 :     0, 26, 10, 6, 2, 1, 1, 0,
144 :     0, 0, 0, 0, 0, 0, 0, 0,
145 :     0, 0, 0, 0, 0, 0, 0, 0,
146 :     0, 0, 0, 0, 0, 0, 0, 0,
147 :     0, 0, 0, 0, 0, 0, 0, 0,
148 :     0, 0, 0, 0, 0, 0, 0, 0,
149 :     0, 0, 0, 0, 0, 0, 0, 0,
150 :     0, 0, 0, 0, 0, 0, 0, 0,
151 :     0, 0, 0, 0, 0, 0, 0, 0,
152 :     0, 0, 0, 0, 0, 0, 0, 0,
153 :     0, 0, 0, 0, 0, 0, 0, 0,
154 :     0, 0, 0, 0, 0, 0, 0, 0,
155 :     0, 0, 0, 0, 0, 0, 0, 0,
156 :     0, 0, 0, 0, 0, 0, 0, 0,
157 :     0, 0, 0, 0, 0, 0, 0, 0,
158 :     0, 0, 0, 0, 0, 0, 0, 0,
159 :     0, 0, 0, 0, 0, 0, 0, 0,
160 :     0, 0, 0, 0, 0, 0, 0, 0,
161 :     0, 0, 0, 0, 0, 0, 0, 0,
162 :     0, 0, 0, 0, 0, 0, 0, 0,
163 :     0, 0, 0, 0, 0, 0, 0, 0,
164 :     0, 0, 0, 0, 0, 0, 0, 0,
165 :     0, 0, 0, 0, 0, 0, 0, 0,
166 :     0, 0, 0, 0, 0, 0, 0, 0,
167 :     0, 0, 0, 0, 0, 0, 0, 0,
168 :     0, 0, 0, 0, 0, 0, 0, 0,
169 :     0, 0, 0, 0, 0, 0, 0, 0,
170 :     0, 0, 0, 0, 0, 0, 0, 0,
171 :     0, 0, 0, 0, 0, 0, 0, 0,
172 :     0, 0, 0, 0, 0, 0, 0, 0,
173 :     0, 0, 0, 0, 0, 0, 0, 0,
174 :     0, 0, 0, 0, 0, 0, 0, 0,
175 :     },
176 :    
177 :     { // inter, last = 1
178 :     0, 40, 1, 0, 0, 0, 0, 0,
179 :     0, 0, 0, 0, 0, 0, 0, 0,
180 :     0, 0, 0, 0, 0, 0, 0, 0,
181 :     0, 0, 0, 0, 0, 0, 0, 0,
182 :     0, 0, 0, 0, 0, 0, 0, 0,
183 :     0, 0, 0, 0, 0, 0, 0, 0,
184 :     0, 0, 0, 0, 0, 0, 0, 0,
185 :     0, 0, 0, 0, 0, 0, 0, 0,
186 :     0, 0, 0, 0, 0, 0, 0, 0,
187 :     0, 0, 0, 0, 0, 0, 0, 0,
188 :     0, 0, 0, 0, 0, 0, 0, 0,
189 :     0, 0, 0, 0, 0, 0, 0, 0,
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, 0, 0, 0, 0, 0, 0, 0,
194 :     0, 0, 0, 0, 0, 0, 0, 0,
195 :     0, 0, 0, 0, 0, 0, 0, 0,
196 :     0, 0, 0, 0, 0, 0, 0, 0,
197 :     0, 0, 0, 0, 0, 0, 0, 0,
198 :     0, 0, 0, 0, 0, 0, 0, 0,
199 :     0, 0, 0, 0, 0, 0, 0, 0,
200 :     0, 0, 0, 0, 0, 0, 0, 0,
201 :     0, 0, 0, 0, 0, 0, 0, 0,
202 :     0, 0, 0, 0, 0, 0, 0, 0,
203 :     0, 0, 0, 0, 0, 0, 0, 0,
204 :     0, 0, 0, 0, 0, 0, 0, 0,
205 :     0, 0, 0, 0, 0, 0, 0, 0,
206 :     0, 0, 0, 0, 0, 0, 0, 0,
207 :     0, 0, 0, 0, 0, 0, 0, 0,
208 :     0, 0, 0, 0, 0, 0, 0, 0,
209 :     0, 0, 0, 0, 0, 0, 0, 0,
210 :     }
211 : Isibaar 1.1 };
212 :    
213 :    
214 :     /******************************************************************
215 : edgomez 1.2 * encoder tables *
216 :     ******************************************************************/
217 : Isibaar 1.1
218 :     /* DCT coefficients. Four tables, two for last = 0, two for last = 1.
219 :     the sign bit must be added afterwards. */
220 :    
221 :     /* first part of coeffs for last = 0. Indexed by [run][level-1] */
222 :    
223 :     static VLC coeff_tab0[2][12] = {
224 : edgomez 1.3 /*
225 : edgomez 1.6 run = 0
226 :     */
227 : edgomez 1.3 {
228 : edgomez 1.6 {0x02, 2}, {0x0f, 4}, {0x15, 6}, {0x17, 7},
229 :     {0x1f, 8}, {0x25, 9}, {0x24, 9}, {0x21, 10},
230 :     {0x20, 10}, {0x07, 11}, {0x06, 11}, {0x20, 11}
231 :     },
232 :     /*
233 :     run = 1
234 :     */
235 :     {
236 :     {0x06, 3}, {0x14, 6}, {0x1e, 8}, {0x0f, 10},
237 :     {0x21, 11}, {0x50, 12}, {0x00, 0}, {0x00, 0},
238 :     {0x00, 0}, {0x00, 0}, {0x00, 0}, {0x00, 0}
239 :     }
240 : Isibaar 1.1 };
241 :    
242 :     /* rest of coeffs for last = 0. indexing by [run-2][level-1] */
243 :    
244 :     static VLC coeff_tab1[25][4] = {
245 : edgomez 1.3 /*
246 : edgomez 1.6 run = 2
247 :     */
248 : edgomez 1.3 {
249 : edgomez 1.6 {0x0e, 4}, {0x1d, 8}, {0x0e, 10}, {0x51, 12}
250 :     },
251 : edgomez 1.3 /*
252 : edgomez 1.6 run = 3
253 :     */
254 : edgomez 1.3 {
255 : edgomez 1.6 {0x0d, 5}, {0x23, 9}, {0x0d, 10}, {0x00, 0}
256 :     },
257 : edgomez 1.3 /*
258 : edgomez 1.6 run = 4-26
259 :     */
260 : edgomez 1.3 {
261 : edgomez 1.6 {0x0c, 5}, {0x22, 9}, {0x52, 12}, {0x00, 0}
262 :     },
263 : edgomez 1.3 {
264 : edgomez 1.6 {0x0b, 5}, {0x0c, 10}, {0x53, 12}, {0x00, 0}
265 :     },
266 : edgomez 1.3 {
267 : edgomez 1.6 {0x13, 6}, {0x0b, 10}, {0x54, 12}, {0x00, 0}
268 :     },
269 : edgomez 1.3 {
270 : edgomez 1.6 {0x12, 6}, {0x0a, 10}, {0x00, 0}, {0x00, 0}
271 :     },
272 : edgomez 1.3 {
273 : edgomez 1.6 {0x11, 6}, {0x09, 10}, {0x00, 0}, {0x00, 0}
274 :     },
275 : edgomez 1.3 {
276 : edgomez 1.6 {0x10, 6}, {0x08, 10}, {0x00, 0}, {0x00, 0}
277 :     },
278 : edgomez 1.3 {
279 : edgomez 1.6 {0x16, 7}, {0x55, 12}, {0x00, 0}, {0x00, 0}
280 :     },
281 : edgomez 1.3 {
282 : edgomez 1.6 {0x15, 7}, {0x00, 0}, {0x00, 0}, {0x00, 0}
283 :     },
284 : edgomez 1.3 {
285 : edgomez 1.6 {0x14, 7}, {0x00, 0}, {0x00, 0}, {0x00, 0}
286 :     },
287 : edgomez 1.3 {
288 : edgomez 1.6 {0x1c, 8}, {0x00, 0}, {0x00, 0}, {0x00, 0}
289 :     },
290 : edgomez 1.3 {
291 : edgomez 1.6 {0x1b, 8}, {0x00, 0}, {0x00, 0}, {0x00, 0}
292 :     },
293 : edgomez 1.3 {
294 : edgomez 1.6 {0x21, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
295 :     },
296 : edgomez 1.3 {
297 : edgomez 1.6 {0x20, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
298 :     },
299 : edgomez 1.3 {
300 : edgomez 1.6 {0x1f, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
301 :     },
302 : edgomez 1.3 {
303 : edgomez 1.6 {0x1e, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
304 :     },
305 : edgomez 1.3 {
306 : edgomez 1.6 {0x1d, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
307 :     },
308 : edgomez 1.3 {
309 : edgomez 1.6 {0x1c, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
310 :     },
311 : edgomez 1.3 {
312 : edgomez 1.6 {0x1b, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
313 :     },
314 : edgomez 1.3 {
315 : edgomez 1.6 {0x1a, 9}, {0x00, 0}, {0x00, 0}, {0x00, 0}
316 :     },
317 : edgomez 1.3 {
318 : edgomez 1.6 {0x22, 11}, {0x00, 0}, {0x00, 0}, {0x00, 0}
319 :     },
320 : edgomez 1.3 {
321 : edgomez 1.6 {0x23, 11}, {0x00, 0}, {0x00, 0}, {0x00, 0}
322 :     },
323 : edgomez 1.3 {
324 : edgomez 1.6 {0x56, 12}, {0x00, 0}, {0x00, 0}, {0x00, 0}
325 :     },
326 : edgomez 1.3 {
327 : edgomez 1.6 {0x57, 12}, {0x00, 0}, {0x00, 0}, {0x00, 0}
328 :     }
329 : Isibaar 1.1 };
330 :    
331 :     /* first coeffs of last = 1. indexing by [run][level-1] */
332 :    
333 :     static VLC coeff_tab2[2][3] = {
334 : edgomez 1.3 /*
335 : edgomez 1.6 run = 0
336 :     */
337 : edgomez 1.3 {
338 : edgomez 1.6 {0x07, 4}, {0x19, 9}, {0x05, 11}
339 :     },
340 : edgomez 1.3 /*
341 : edgomez 1.6 run = 1
342 :     */
343 : edgomez 1.3 {
344 : edgomez 1.6 {0x0f, 6}, {0x04, 11}, {0x00, 0}
345 :     }
346 : Isibaar 1.1 };
347 :    
348 :     /* rest of coeffs for last = 1. indexing by [run-2] */
349 :    
350 :     static VLC coeff_tab3[40][1] = {
351 : edgomez 1.6 {{0x0e, 6}}, {{0x0d, 6}}, {{0x0c, 6}},
352 :     {{0x13, 7}}, {{0x12, 7}}, {{0x11, 7}}, {{0x10, 7}},
353 :     {{0x1a, 8}}, {{0x19, 8}}, {{0x18, 8}}, {{0x17, 8}},
354 :     {{0x16, 8}}, {{0x15, 8}}, {{0x14, 8}}, {{0x13, 8}},
355 :     {{0x18, 9}}, {{0x17, 9}}, {{0x16, 9}}, {{0x15, 9}},
356 :     {{0x14, 9}}, {{0x13, 9}}, {{0x12, 9}}, {{0x11, 9}},
357 : edgomez 1.3 {{0x07, 10}}, {{0x06, 10}}, {{0x05, 10}}, {{0x04, 10}},
358 :     {{0x24, 11}}, {{0x25, 11}}, {{0x26, 11}}, {{0x27, 11}},
359 :     {{0x58, 12}}, {{0x59, 12}}, {{0x5a, 12}}, {{0x5b, 12}},
360 :     {{0x5c, 12}}, {{0x5d, 12}}, {{0x5e, 12}}, {{0x5f, 12}},
361 :     {{0x00, 0}}
362 : Isibaar 1.1 };
363 :    
364 :     /* New tables for Intra luminance coefficients. Same codewords,
365 :     different meaning */
366 :    
367 :     /* Coeffs for last = 0, run = 0. Indexed by [level-1] */
368 :    
369 :     static VLC coeff_tab4[27] = {
370 : edgomez 1.3 /*
371 : edgomez 1.6 run = 0
372 :     */
373 : edgomez 1.3 {0x02, 2}, {0x06, 3}, {0x0f, 4}, {0x0d, 5},
374 :     {0x0c, 5}, {0x15, 6}, {0x13, 6}, {0x12, 6},
375 :     {0x17, 7}, {0x1f, 8}, {0x1e, 8}, {0x1d, 8},
376 :     {0x25, 9}, {0x24, 9}, {0x23, 9}, {0x21, 9},
377 :     {0x21, 10}, {0x20, 10}, {0x0f, 10}, {0x0e, 10},
378 :     {0x07, 11}, {0x06, 11}, {0x20, 11}, {0x21, 11},
379 :     {0x50, 12}, {0x51, 12}, {0x52, 12}
380 : Isibaar 1.1 };
381 :    
382 :     /* Coeffs for last = 0, run = 1. Indexed by [level-1] */
383 :    
384 :     static VLC coeff_tab5[10] = {
385 : edgomez 1.3 {0x0e, 4}, {0x14, 6}, {0x16, 7}, {0x1c, 8},
386 :     {0x20, 9}, {0x1f, 9}, {0x0d, 10}, {0x22, 11},
387 :     {0x53, 12}, {0x55, 12}
388 : Isibaar 1.1 };
389 :    
390 :     /* Coeffs for last = 0, run = 2 -> 9. Indexed by [run-2][level-1] */
391 :    
392 :     static VLC coeff_tab6[8][5] = {
393 : edgomez 1.3 /*
394 : edgomez 1.6 run = 2
395 :     */
396 : edgomez 1.3 {
397 : edgomez 1.6 {0x0b, 5}, {0x15, 7}, {0x1e, 9}, {0x0c, 10},
398 :     {0x56, 12}
399 :     },
400 : edgomez 1.3 /*
401 : edgomez 1.6 run = 3
402 :     */
403 : edgomez 1.3 {
404 : edgomez 1.6 {0x11, 6}, {0x1b, 8}, {0x1d, 9}, {0x0b, 10},
405 :     {0x00, 0}
406 :     },
407 : edgomez 1.3 /*
408 : edgomez 1.6 run = 4
409 :     */
410 : edgomez 1.3 {
411 : edgomez 1.6 {0x10, 6}, {0x22, 9}, {0x0a, 10}, {0x00, 0},
412 :     {0x00, 0}
413 :     },
414 : edgomez 1.3 /*
415 : edgomez 1.6 run = 5
416 :     */
417 : edgomez 1.3 {
418 : edgomez 1.6 {0x0d, 6}, {0x1c, 9}, {0x08, 10}, {0x00, 0},
419 :     {0x00, 0}
420 :     },
421 : edgomez 1.3 /*
422 : edgomez 1.6 run = 6
423 :     */
424 : edgomez 1.3 {
425 : edgomez 1.6 {0x12, 7}, {0x1b, 9}, {0x54, 12}, {0x00, 0},
426 :     {0x00, 0}
427 :     },
428 : edgomez 1.3 /*
429 : edgomez 1.6 run = 7
430 :     */
431 : edgomez 1.3 {
432 : edgomez 1.6 {0x14, 7}, {0x1a, 9}, {0x57, 12}, {0x00, 0},
433 :     {0x00, 0}
434 :     },
435 : edgomez 1.3 /*
436 : edgomez 1.6 run = 8
437 :     */
438 : edgomez 1.3 {
439 : edgomez 1.6 {0x19, 8}, {0x09, 10}, {0x00, 0}, {0x00, 0},
440 :     {0x00, 0}
441 :     },
442 : edgomez 1.3 /*
443 : edgomez 1.6 run = 9
444 :     */
445 : edgomez 1.3 {
446 : edgomez 1.6 {0x18, 8}, {0x23, 11}, {0x00, 0}, {0x00, 0},
447 :     {0x00, 0}
448 :     }
449 : Isibaar 1.1 };
450 :    
451 :     /* Coeffs for last = 0, run = 10 -> 14. Indexed by [run-10] */
452 :    
453 :     static VLC coeff_tab7[5][1] = {
454 : edgomez 1.3 {{0x17, 8}}, {{0x19, 9}}, {{0x18, 9}}, {{0x07, 10}},
455 :     {{0x58, 12}}
456 : Isibaar 1.1 };
457 :    
458 :     /* Coeffs for last = 1, run = 0. Indexed by [level-1] */
459 :    
460 :     static VLC coeff_tab8[8] = {
461 : edgomez 1.3 {0x07, 4}, {0x0c, 6}, {0x16, 8}, {0x17, 9},
462 :     {0x06, 10}, {0x05, 11}, {0x04, 11}, {0x59, 12}
463 : Isibaar 1.1 };
464 :    
465 :     /* Coeffs for last = 1, run = 1 -> 6. Indexed by [run-1][level-1] */
466 :    
467 :     static VLC coeff_tab9[6][3] = {
468 : edgomez 1.3 /*
469 : edgomez 1.6 run = 1
470 :     */
471 : edgomez 1.3 {
472 : edgomez 1.6 {0x0f, 6}, {0x16, 9}, {0x05, 10}
473 :     },
474 : edgomez 1.3 /*
475 : edgomez 1.6 run = 2
476 :     */
477 : edgomez 1.3 {
478 : edgomez 1.6 {0x0e, 6}, {0x04, 10}, {0x00, 0}
479 :     },
480 : edgomez 1.3 /*
481 : edgomez 1.6 run = 3
482 :     */
483 : edgomez 1.3 {
484 : edgomez 1.6 {0x11, 7}, {0x24, 11}, {0x00, 0}
485 :     },
486 : edgomez 1.3 /*
487 : edgomez 1.6 run = 4
488 :     */
489 : edgomez 1.3 {
490 : edgomez 1.6 {0x10, 7}, {0x25, 11}, {0x00, 0}
491 :     },
492 : edgomez 1.3 /*
493 : edgomez 1.6 run = 5
494 :     */
495 : edgomez 1.3 {
496 : edgomez 1.6 {0x13, 7}, {0x5a, 12}, {0x00, 0}
497 :     },
498 : edgomez 1.3 /*
499 : edgomez 1.6 run = 6
500 :     */
501 : edgomez 1.3 {
502 : edgomez 1.6 {0x15, 8}, {0x5b, 12}, {0x00, 0}
503 :     }
504 : Isibaar 1.1 };
505 :    
506 :     /* Coeffs for last = 1, run = 7 -> 20. Indexed by [run-7] */
507 :    
508 :     static VLC coeff_tab10[14][1] = {
509 : edgomez 1.6 {{0x14, 8}}, {{0x13, 8}}, {{0x1a, 8}}, {{0x15, 9}},
510 :     {{0x14, 9}}, {{0x13, 9}}, {{0x12, 9}}, {{0x11, 9}},
511 : edgomez 1.3 {{0x26, 11}}, {{0x27, 11}}, {{0x5c, 12}}, {{0x5d, 12}},
512 :     {{0x5e, 12}}, {{0x5f, 12}}
513 : Isibaar 1.1 };
514 :    
515 :    
516 :     static VLC *coeff_intra_last0[15] = {
517 : edgomez 1.3 coeff_tab4,
518 :     coeff_tab5,
519 :     coeff_tab6[0],
520 :     coeff_tab6[1],
521 :     coeff_tab6[2],
522 :     coeff_tab6[3],
523 :     coeff_tab6[4],
524 :     coeff_tab6[5],
525 :     coeff_tab6[6],
526 :     coeff_tab6[7],
527 :     coeff_tab7[0],
528 :     coeff_tab7[1],
529 :     coeff_tab7[2],
530 :     coeff_tab7[3],
531 :     coeff_tab7[4]
532 : Isibaar 1.1 };
533 :    
534 :     static VLC *coeff_intra_last1[21] = {
535 :     coeff_tab8,
536 :     coeff_tab9[0],
537 :     coeff_tab9[1],
538 :     coeff_tab9[2],
539 :     coeff_tab9[3],
540 :     coeff_tab9[4],
541 :     coeff_tab9[5],
542 :     coeff_tab10[0],
543 :     coeff_tab10[1],
544 :     coeff_tab10[2],
545 :     coeff_tab10[3],
546 :     coeff_tab10[4],
547 :     coeff_tab10[5],
548 :     coeff_tab10[6],
549 :     coeff_tab10[7],
550 :     coeff_tab10[8],
551 :     coeff_tab10[9],
552 :     coeff_tab10[10],
553 :     coeff_tab10[11],
554 :     coeff_tab10[12],
555 :     coeff_tab10[13],
556 :     };
557 :    
558 :     static VLC *coeff_inter_last0[27] = {
559 :     coeff_tab0[0],
560 :     coeff_tab0[1],
561 :     coeff_tab1[0],
562 :     coeff_tab1[1],
563 :     coeff_tab1[2],
564 :     coeff_tab1[3],
565 :     coeff_tab1[4],
566 :     coeff_tab1[5],
567 :     coeff_tab1[6],
568 :     coeff_tab1[7],
569 :     coeff_tab1[8],
570 :     coeff_tab1[9],
571 :     coeff_tab1[10],
572 :     coeff_tab1[11],
573 :     coeff_tab1[12],
574 :     coeff_tab1[13],
575 :     coeff_tab1[14],
576 :     coeff_tab1[15],
577 :     coeff_tab1[16],
578 :     coeff_tab1[17],
579 :     coeff_tab1[18],
580 :     coeff_tab1[19],
581 :     coeff_tab1[20],
582 :     coeff_tab1[21],
583 :     coeff_tab1[22],
584 :     coeff_tab1[23],
585 :     coeff_tab1[24],
586 :     };
587 :    
588 :     static VLC *coeff_inter_last1[42] = {
589 :     coeff_tab2[0],
590 :     coeff_tab2[1],
591 :     coeff_tab3[0],
592 :     coeff_tab3[1],
593 :     coeff_tab3[2],
594 :     coeff_tab3[3],
595 :     coeff_tab3[4],
596 :     coeff_tab3[5],
597 :     coeff_tab3[6],
598 :     coeff_tab3[7],
599 :     coeff_tab3[8],
600 :     coeff_tab3[9],
601 :     coeff_tab3[10],
602 :     coeff_tab3[11],
603 :     coeff_tab3[12],
604 :     coeff_tab3[13],
605 :     coeff_tab3[14],
606 :     coeff_tab3[15],
607 :     coeff_tab3[16],
608 :     coeff_tab3[17],
609 :     coeff_tab3[18],
610 :     coeff_tab3[19],
611 :     coeff_tab3[20],
612 :     coeff_tab3[21],
613 :     coeff_tab3[22],
614 :     coeff_tab3[23],
615 :     coeff_tab3[24],
616 :     coeff_tab3[25],
617 :     coeff_tab3[26],
618 :     coeff_tab3[27],
619 :     coeff_tab3[28],
620 :     coeff_tab3[29],
621 :     coeff_tab3[30],
622 :     coeff_tab3[31],
623 :     coeff_tab3[32],
624 :     coeff_tab3[33],
625 :     coeff_tab3[34],
626 :     coeff_tab3[35],
627 :     coeff_tab3[36],
628 :     coeff_tab3[37],
629 :     coeff_tab3[38],
630 :     coeff_tab3[39],
631 :     };
632 :    
633 :     static VLC **coeff_vlc[4] = {
634 :     coeff_intra_last0,
635 :     coeff_intra_last1,
636 :     coeff_inter_last0,
637 :     coeff_inter_last1,
638 :     };
639 :    
640 : Isibaar 1.4 /* MCBPC Indexing by cbpc in first two bits, mode in last two.
641 :     CBPC as in table 4/H.263, MB type (mode): 3 = 01, 4 = 10.
642 :     Example: cbpc = 01 and mode = 4 gives index = 0110 = 6. */
643 : Isibaar 1.1
644 : Isibaar 1.4 static VLC mcbpc_intra_tab[15] = {
645 : edgomez 1.6 {0x01, 9}, {0x01, 1}, {0x01, 4}, {0x00, 0},
646 :     {0x00, 0}, {0x01, 3}, {0x01, 6}, {0x00, 0},
647 :     {0x00, 0}, {0x02, 3}, {0x02, 6}, {0x00, 0},
648 :     {0x00, 0}, {0x03, 3}, {0x03, 6}
649 : Isibaar 1.1 };
650 :    
651 : Isibaar 1.4 /* MCBPC inter.
652 :     Addressing: 5 bit ccmmm (cc = CBPC, mmm = mode (1-4 binary)) */
653 : Isibaar 1.1
654 : Isibaar 1.4 static VLC mcbpc_inter_tab[29] = {
655 : edgomez 1.6 {1, 1}, {3, 3}, {2, 3}, {3, 5}, {4, 6}, {1, 9}, {0, 0}, {0, 0},
656 :     {3, 4}, {7, 7}, {5, 7}, {4, 8}, {4, 9}, {0, 0}, {0, 0}, {0, 0},
657 :     {2, 4}, {6, 7}, {4, 7}, {3, 8}, {3, 9}, {0, 0}, {0, 0}, {0, 0},
658 :     {5, 6}, {5, 9}, {5, 8}, {3, 7}, {2, 9}
659 : Isibaar 1.1 };
660 :    
661 :     static const VLC cbpy_tab[16] = {
662 : edgomez 1.6 {3, 4}, {5, 5}, {4, 5}, {9, 4}, {3, 5}, {7, 4}, {2, 6}, {11, 4},
663 :     {2, 5}, {3, 6}, {5, 4}, {10, 4}, {4, 4}, {8, 4}, {6, 4}, {3, 2}
664 : Isibaar 1.1 };
665 :    
666 :     static const VLC dcy_tab[511] = {
667 : edgomez 1.3 {0x100, 15}, {0x101, 15}, {0x102, 15}, {0x103, 15},
668 :     {0x104, 15}, {0x105, 15}, {0x106, 15}, {0x107, 15},
669 :     {0x108, 15}, {0x109, 15}, {0x10a, 15}, {0x10b, 15},
670 :     {0x10c, 15}, {0x10d, 15}, {0x10e, 15}, {0x10f, 15},
671 :     {0x110, 15}, {0x111, 15}, {0x112, 15}, {0x113, 15},
672 :     {0x114, 15}, {0x115, 15}, {0x116, 15}, {0x117, 15},
673 :     {0x118, 15}, {0x119, 15}, {0x11a, 15}, {0x11b, 15},
674 :     {0x11c, 15}, {0x11d, 15}, {0x11e, 15}, {0x11f, 15},
675 :     {0x120, 15}, {0x121, 15}, {0x122, 15}, {0x123, 15},
676 :     {0x124, 15}, {0x125, 15}, {0x126, 15}, {0x127, 15},
677 :     {0x128, 15}, {0x129, 15}, {0x12a, 15}, {0x12b, 15},
678 :     {0x12c, 15}, {0x12d, 15}, {0x12e, 15}, {0x12f, 15},
679 :     {0x130, 15}, {0x131, 15}, {0x132, 15}, {0x133, 15},
680 :     {0x134, 15}, {0x135, 15}, {0x136, 15}, {0x137, 15},
681 :     {0x138, 15}, {0x139, 15}, {0x13a, 15}, {0x13b, 15},
682 :     {0x13c, 15}, {0x13d, 15}, {0x13e, 15}, {0x13f, 15},
683 :     {0x140, 15}, {0x141, 15}, {0x142, 15}, {0x143, 15},
684 :     {0x144, 15}, {0x145, 15}, {0x146, 15}, {0x147, 15},
685 :     {0x148, 15}, {0x149, 15}, {0x14a, 15}, {0x14b, 15},
686 :     {0x14c, 15}, {0x14d, 15}, {0x14e, 15}, {0x14f, 15},
687 :     {0x150, 15}, {0x151, 15}, {0x152, 15}, {0x153, 15},
688 :     {0x154, 15}, {0x155, 15}, {0x156, 15}, {0x157, 15},
689 :     {0x158, 15}, {0x159, 15}, {0x15a, 15}, {0x15b, 15},
690 :     {0x15c, 15}, {0x15d, 15}, {0x15e, 15}, {0x15f, 15},
691 :     {0x160, 15}, {0x161, 15}, {0x162, 15}, {0x163, 15},
692 :     {0x164, 15}, {0x165, 15}, {0x166, 15}, {0x167, 15},
693 :     {0x168, 15}, {0x169, 15}, {0x16a, 15}, {0x16b, 15},
694 :     {0x16c, 15}, {0x16d, 15}, {0x16e, 15}, {0x16f, 15},
695 :     {0x170, 15}, {0x171, 15}, {0x172, 15}, {0x173, 15},
696 :     {0x174, 15}, {0x175, 15}, {0x176, 15}, {0x177, 15},
697 :     {0x178, 15}, {0x179, 15}, {0x17a, 15}, {0x17b, 15},
698 :     {0x17c, 15}, {0x17d, 15}, {0x17e, 15}, {0x17f, 15},
699 :     {0x80, 13}, {0x81, 13}, {0x82, 13}, {0x83, 13},
700 :     {0x84, 13}, {0x85, 13}, {0x86, 13}, {0x87, 13},
701 :     {0x88, 13}, {0x89, 13}, {0x8a, 13}, {0x8b, 13},
702 :     {0x8c, 13}, {0x8d, 13}, {0x8e, 13}, {0x8f, 13},
703 :     {0x90, 13}, {0x91, 13}, {0x92, 13}, {0x93, 13},
704 :     {0x94, 13}, {0x95, 13}, {0x96, 13}, {0x97, 13},
705 :     {0x98, 13}, {0x99, 13}, {0x9a, 13}, {0x9b, 13},
706 :     {0x9c, 13}, {0x9d, 13}, {0x9e, 13}, {0x9f, 13},
707 :     {0xa0, 13}, {0xa1, 13}, {0xa2, 13}, {0xa3, 13},
708 :     {0xa4, 13}, {0xa5, 13}, {0xa6, 13}, {0xa7, 13},
709 :     {0xa8, 13}, {0xa9, 13}, {0xaa, 13}, {0xab, 13},
710 :     {0xac, 13}, {0xad, 13}, {0xae, 13}, {0xaf, 13},
711 :     {0xb0, 13}, {0xb1, 13}, {0xb2, 13}, {0xb3, 13},
712 :     {0xb4, 13}, {0xb5, 13}, {0xb6, 13}, {0xb7, 13},
713 :     {0xb8, 13}, {0xb9, 13}, {0xba, 13}, {0xbb, 13},
714 :     {0xbc, 13}, {0xbd, 13}, {0xbe, 13}, {0xbf, 13},
715 :     {0x40, 11}, {0x41, 11}, {0x42, 11}, {0x43, 11},
716 :     {0x44, 11}, {0x45, 11}, {0x46, 11}, {0x47, 11},
717 :     {0x48, 11}, {0x49, 11}, {0x4a, 11}, {0x4b, 11},
718 :     {0x4c, 11}, {0x4d, 11}, {0x4e, 11}, {0x4f, 11},
719 :     {0x50, 11}, {0x51, 11}, {0x52, 11}, {0x53, 11},
720 :     {0x54, 11}, {0x55, 11}, {0x56, 11}, {0x57, 11},
721 :     {0x58, 11}, {0x59, 11}, {0x5a, 11}, {0x5b, 11},
722 :     {0x5c, 11}, {0x5d, 11}, {0x5e, 11}, {0x5f, 11},
723 :     {0x20, 9}, {0x21, 9}, {0x22, 9}, {0x23, 9},
724 :     {0x24, 9}, {0x25, 9}, {0x26, 9}, {0x27, 9},
725 :     {0x28, 9}, {0x29, 9}, {0x2a, 9}, {0x2b, 9},
726 :     {0x2c, 9}, {0x2d, 9}, {0x2e, 9}, {0x2f, 9},
727 :     {0x10, 7}, {0x11, 7}, {0x12, 7}, {0x13, 7},
728 :     {0x14, 7}, {0x15, 7}, {0x16, 7}, {0x17, 7},
729 :     {0x10, 6}, {0x11, 6}, {0x12, 6}, {0x13, 6},
730 :     {0x08, 4}, {0x09, 4}, {0x06, 3}, {0x03, 3},
731 :     {0x07, 3}, {0x0a, 4}, {0x0b, 4}, {0x14, 6},
732 :     {0x15, 6}, {0x16, 6}, {0x17, 6}, {0x18, 7},
733 :     {0x19, 7}, {0x1a, 7}, {0x1b, 7}, {0x1c, 7},
734 :     {0x1d, 7}, {0x1e, 7}, {0x1f, 7}, {0x30, 9},
735 :     {0x31, 9}, {0x32, 9}, {0x33, 9}, {0x34, 9},
736 :     {0x35, 9}, {0x36, 9}, {0x37, 9}, {0x38, 9},
737 :     {0x39, 9}, {0x3a, 9}, {0x3b, 9}, {0x3c, 9},
738 :     {0x3d, 9}, {0x3e, 9}, {0x3f, 9}, {0x60, 11},
739 :     {0x61, 11}, {0x62, 11}, {0x63, 11}, {0x64, 11},
740 :     {0x65, 11}, {0x66, 11}, {0x67, 11}, {0x68, 11},
741 :     {0x69, 11}, {0x6a, 11}, {0x6b, 11}, {0x6c, 11},
742 :     {0x6d, 11}, {0x6e, 11}, {0x6f, 11}, {0x70, 11},
743 :     {0x71, 11}, {0x72, 11}, {0x73, 11}, {0x74, 11},
744 :     {0x75, 11}, {0x76, 11}, {0x77, 11}, {0x78, 11},
745 :     {0x79, 11}, {0x7a, 11}, {0x7b, 11}, {0x7c, 11},
746 :     {0x7d, 11}, {0x7e, 11}, {0x7f, 11}, {0xc0, 13},
747 :     {0xc1, 13}, {0xc2, 13}, {0xc3, 13}, {0xc4, 13},
748 :     {0xc5, 13}, {0xc6, 13}, {0xc7, 13}, {0xc8, 13},
749 :     {0xc9, 13}, {0xca, 13}, {0xcb, 13}, {0xcc, 13},
750 :     {0xcd, 13}, {0xce, 13}, {0xcf, 13}, {0xd0, 13},
751 :     {0xd1, 13}, {0xd2, 13}, {0xd3, 13}, {0xd4, 13},
752 :     {0xd5, 13}, {0xd6, 13}, {0xd7, 13}, {0xd8, 13},
753 :     {0xd9, 13}, {0xda, 13}, {0xdb, 13}, {0xdc, 13},
754 :     {0xdd, 13}, {0xde, 13}, {0xdf, 13}, {0xe0, 13},
755 :     {0xe1, 13}, {0xe2, 13}, {0xe3, 13}, {0xe4, 13},
756 :     {0xe5, 13}, {0xe6, 13}, {0xe7, 13}, {0xe8, 13},
757 :     {0xe9, 13}, {0xea, 13}, {0xeb, 13}, {0xec, 13},
758 :     {0xed, 13}, {0xee, 13}, {0xef, 13}, {0xf0, 13},
759 :     {0xf1, 13}, {0xf2, 13}, {0xf3, 13}, {0xf4, 13},
760 :     {0xf5, 13}, {0xf6, 13}, {0xf7, 13}, {0xf8, 13},
761 :     {0xf9, 13}, {0xfa, 13}, {0xfb, 13}, {0xfc, 13},
762 :     {0xfd, 13}, {0xfe, 13}, {0xff, 13}, {0x180, 15},
763 :     {0x181, 15}, {0x182, 15}, {0x183, 15}, {0x184, 15},
764 :     {0x185, 15}, {0x186, 15}, {0x187, 15}, {0x188, 15},
765 :     {0x189, 15}, {0x18a, 15}, {0x18b, 15}, {0x18c, 15},
766 :     {0x18d, 15}, {0x18e, 15}, {0x18f, 15}, {0x190, 15},
767 :     {0x191, 15}, {0x192, 15}, {0x193, 15}, {0x194, 15},
768 :     {0x195, 15}, {0x196, 15}, {0x197, 15}, {0x198, 15},
769 :     {0x199, 15}, {0x19a, 15}, {0x19b, 15}, {0x19c, 15},
770 :     {0x19d, 15}, {0x19e, 15}, {0x19f, 15}, {0x1a0, 15},
771 :     {0x1a1, 15}, {0x1a2, 15}, {0x1a3, 15}, {0x1a4, 15},
772 :     {0x1a5, 15}, {0x1a6, 15}, {0x1a7, 15}, {0x1a8, 15},
773 :     {0x1a9, 15}, {0x1aa, 15}, {0x1ab, 15}, {0x1ac, 15},
774 :     {0x1ad, 15}, {0x1ae, 15}, {0x1af, 15}, {0x1b0, 15},
775 :     {0x1b1, 15}, {0x1b2, 15}, {0x1b3, 15}, {0x1b4, 15},
776 :     {0x1b5, 15}, {0x1b6, 15}, {0x1b7, 15}, {0x1b8, 15},
777 :     {0x1b9, 15}, {0x1ba, 15}, {0x1bb, 15}, {0x1bc, 15},
778 :     {0x1bd, 15}, {0x1be, 15}, {0x1bf, 15}, {0x1c0, 15},
779 :     {0x1c1, 15}, {0x1c2, 15}, {0x1c3, 15}, {0x1c4, 15},
780 :     {0x1c5, 15}, {0x1c6, 15}, {0x1c7, 15}, {0x1c8, 15},
781 :     {0x1c9, 15}, {0x1ca, 15}, {0x1cb, 15}, {0x1cc, 15},
782 :     {0x1cd, 15}, {0x1ce, 15}, {0x1cf, 15}, {0x1d0, 15},
783 :     {0x1d1, 15}, {0x1d2, 15}, {0x1d3, 15}, {0x1d4, 15},
784 :     {0x1d5, 15}, {0x1d6, 15}, {0x1d7, 15}, {0x1d8, 15},
785 :     {0x1d9, 15}, {0x1da, 15}, {0x1db, 15}, {0x1dc, 15},
786 :     {0x1dd, 15}, {0x1de, 15}, {0x1df, 15}, {0x1e0, 15},
787 :     {0x1e1, 15}, {0x1e2, 15}, {0x1e3, 15}, {0x1e4, 15},
788 :     {0x1e5, 15}, {0x1e6, 15}, {0x1e7, 15}, {0x1e8, 15},
789 :     {0x1e9, 15}, {0x1ea, 15}, {0x1eb, 15}, {0x1ec, 15},
790 :     {0x1ed, 15}, {0x1ee, 15}, {0x1ef, 15}, {0x1f0, 15},
791 :     {0x1f1, 15}, {0x1f2, 15}, {0x1f3, 15}, {0x1f4, 15},
792 :     {0x1f5, 15}, {0x1f6, 15}, {0x1f7, 15}, {0x1f8, 15},
793 :     {0x1f9, 15}, {0x1fa, 15}, {0x1fb, 15}, {0x1fc, 15},
794 :     {0x1fd, 15}, {0x1fe, 15}, {0x1ff, 15},
795 : Isibaar 1.1 };
796 :    
797 :     static const VLC dcc_tab[511] = {
798 : edgomez 1.3 {0x100, 16}, {0x101, 16}, {0x102, 16}, {0x103, 16},
799 :     {0x104, 16}, {0x105, 16}, {0x106, 16}, {0x107, 16},
800 :     {0x108, 16}, {0x109, 16}, {0x10a, 16}, {0x10b, 16},
801 :     {0x10c, 16}, {0x10d, 16}, {0x10e, 16}, {0x10f, 16},
802 :     {0x110, 16}, {0x111, 16}, {0x112, 16}, {0x113, 16},
803 :     {0x114, 16}, {0x115, 16}, {0x116, 16}, {0x117, 16},
804 :     {0x118, 16}, {0x119, 16}, {0x11a, 16}, {0x11b, 16},
805 :     {0x11c, 16}, {0x11d, 16}, {0x11e, 16}, {0x11f, 16},
806 :     {0x120, 16}, {0x121, 16}, {0x122, 16}, {0x123, 16},
807 :     {0x124, 16}, {0x125, 16}, {0x126, 16}, {0x127, 16},
808 :     {0x128, 16}, {0x129, 16}, {0x12a, 16}, {0x12b, 16},
809 :     {0x12c, 16}, {0x12d, 16}, {0x12e, 16}, {0x12f, 16},
810 :     {0x130, 16}, {0x131, 16}, {0x132, 16}, {0x133, 16},
811 :     {0x134, 16}, {0x135, 16}, {0x136, 16}, {0x137, 16},
812 :     {0x138, 16}, {0x139, 16}, {0x13a, 16}, {0x13b, 16},
813 :     {0x13c, 16}, {0x13d, 16}, {0x13e, 16}, {0x13f, 16},
814 :     {0x140, 16}, {0x141, 16}, {0x142, 16}, {0x143, 16},
815 :     {0x144, 16}, {0x145, 16}, {0x146, 16}, {0x147, 16},
816 :     {0x148, 16}, {0x149, 16}, {0x14a, 16}, {0x14b, 16},
817 :     {0x14c, 16}, {0x14d, 16}, {0x14e, 16}, {0x14f, 16},
818 :     {0x150, 16}, {0x151, 16}, {0x152, 16}, {0x153, 16},
819 :     {0x154, 16}, {0x155, 16}, {0x156, 16}, {0x157, 16},
820 :     {0x158, 16}, {0x159, 16}, {0x15a, 16}, {0x15b, 16},
821 :     {0x15c, 16}, {0x15d, 16}, {0x15e, 16}, {0x15f, 16},
822 :     {0x160, 16}, {0x161, 16}, {0x162, 16}, {0x163, 16},
823 :     {0x164, 16}, {0x165, 16}, {0x166, 16}, {0x167, 16},
824 :     {0x168, 16}, {0x169, 16}, {0x16a, 16}, {0x16b, 16},
825 :     {0x16c, 16}, {0x16d, 16}, {0x16e, 16}, {0x16f, 16},
826 :     {0x170, 16}, {0x171, 16}, {0x172, 16}, {0x173, 16},
827 :     {0x174, 16}, {0x175, 16}, {0x176, 16}, {0x177, 16},
828 :     {0x178, 16}, {0x179, 16}, {0x17a, 16}, {0x17b, 16},
829 :     {0x17c, 16}, {0x17d, 16}, {0x17e, 16}, {0x17f, 16},
830 :     {0x80, 14}, {0x81, 14}, {0x82, 14}, {0x83, 14},
831 :     {0x84, 14}, {0x85, 14}, {0x86, 14}, {0x87, 14},
832 :     {0x88, 14}, {0x89, 14}, {0x8a, 14}, {0x8b, 14},
833 :     {0x8c, 14}, {0x8d, 14}, {0x8e, 14}, {0x8f, 14},
834 :     {0x90, 14}, {0x91, 14}, {0x92, 14}, {0x93, 14},
835 :     {0x94, 14}, {0x95, 14}, {0x96, 14}, {0x97, 14},
836 :     {0x98, 14}, {0x99, 14}, {0x9a, 14}, {0x9b, 14},
837 :     {0x9c, 14}, {0x9d, 14}, {0x9e, 14}, {0x9f, 14},
838 :     {0xa0, 14}, {0xa1, 14}, {0xa2, 14}, {0xa3, 14},
839 :     {0xa4, 14}, {0xa5, 14}, {0xa6, 14}, {0xa7, 14},
840 :     {0xa8, 14}, {0xa9, 14}, {0xaa, 14}, {0xab, 14},
841 :     {0xac, 14}, {0xad, 14}, {0xae, 14}, {0xaf, 14},
842 :     {0xb0, 14}, {0xb1, 14}, {0xb2, 14}, {0xb3, 14},
843 :     {0xb4, 14}, {0xb5, 14}, {0xb6, 14}, {0xb7, 14},
844 :     {0xb8, 14}, {0xb9, 14}, {0xba, 14}, {0xbb, 14},
845 :     {0xbc, 14}, {0xbd, 14}, {0xbe, 14}, {0xbf, 14},
846 :     {0x40, 12}, {0x41, 12}, {0x42, 12}, {0x43, 12},
847 :     {0x44, 12}, {0x45, 12}, {0x46, 12}, {0x47, 12},
848 :     {0x48, 12}, {0x49, 12}, {0x4a, 12}, {0x4b, 12},
849 :     {0x4c, 12}, {0x4d, 12}, {0x4e, 12}, {0x4f, 12},
850 :     {0x50, 12}, {0x51, 12}, {0x52, 12}, {0x53, 12},
851 :     {0x54, 12}, {0x55, 12}, {0x56, 12}, {0x57, 12},
852 :     {0x58, 12}, {0x59, 12}, {0x5a, 12}, {0x5b, 12},
853 :     {0x5c, 12}, {0x5d, 12}, {0x5e, 12}, {0x5f, 12},
854 :     {0x20, 10}, {0x21, 10}, {0x22, 10}, {0x23, 10},
855 :     {0x24, 10}, {0x25, 10}, {0x26, 10}, {0x27, 10},
856 :     {0x28, 10}, {0x29, 10}, {0x2a, 10}, {0x2b, 10},
857 :     {0x2c, 10}, {0x2d, 10}, {0x2e, 10}, {0x2f, 10},
858 :     {0x10, 8}, {0x11, 8}, {0x12, 8}, {0x13, 8},
859 :     {0x14, 8}, {0x15, 8}, {0x16, 8}, {0x17, 8},
860 :     {0x08, 6}, {0x09, 6}, {0x0a, 6}, {0x0b, 6},
861 :     {0x04, 4}, {0x05, 4}, {0x04, 3}, {0x03, 2},
862 :     {0x05, 3}, {0x06, 4}, {0x07, 4}, {0x0c, 6},
863 :     {0x0d, 6}, {0x0e, 6}, {0x0f, 6}, {0x18, 8},
864 :     {0x19, 8}, {0x1a, 8}, {0x1b, 8}, {0x1c, 8},
865 :     {0x1d, 8}, {0x1e, 8}, {0x1f, 8}, {0x30, 10},
866 :     {0x31, 10}, {0x32, 10}, {0x33, 10}, {0x34, 10},
867 :     {0x35, 10}, {0x36, 10}, {0x37, 10}, {0x38, 10},
868 :     {0x39, 10}, {0x3a, 10}, {0x3b, 10}, {0x3c, 10},
869 :     {0x3d, 10}, {0x3e, 10}, {0x3f, 10}, {0x60, 12},
870 :     {0x61, 12}, {0x62, 12}, {0x63, 12}, {0x64, 12},
871 :     {0x65, 12}, {0x66, 12}, {0x67, 12}, {0x68, 12},
872 :     {0x69, 12}, {0x6a, 12}, {0x6b, 12}, {0x6c, 12},
873 :     {0x6d, 12}, {0x6e, 12}, {0x6f, 12}, {0x70, 12},
874 :     {0x71, 12}, {0x72, 12}, {0x73, 12}, {0x74, 12},
875 :     {0x75, 12}, {0x76, 12}, {0x77, 12}, {0x78, 12},
876 :     {0x79, 12}, {0x7a, 12}, {0x7b, 12}, {0x7c, 12},
877 :     {0x7d, 12}, {0x7e, 12}, {0x7f, 12}, {0xc0, 14},
878 :     {0xc1, 14}, {0xc2, 14}, {0xc3, 14}, {0xc4, 14},
879 :     {0xc5, 14}, {0xc6, 14}, {0xc7, 14}, {0xc8, 14},
880 :     {0xc9, 14}, {0xca, 14}, {0xcb, 14}, {0xcc, 14},
881 :     {0xcd, 14}, {0xce, 14}, {0xcf, 14}, {0xd0, 14},
882 :     {0xd1, 14}, {0xd2, 14}, {0xd3, 14}, {0xd4, 14},
883 :     {0xd5, 14}, {0xd6, 14}, {0xd7, 14}, {0xd8, 14},
884 :     {0xd9, 14}, {0xda, 14}, {0xdb, 14}, {0xdc, 14},
885 :     {0xdd, 14}, {0xde, 14}, {0xdf, 14}, {0xe0, 14},
886 :     {0xe1, 14}, {0xe2, 14}, {0xe3, 14}, {0xe4, 14},
887 :     {0xe5, 14}, {0xe6, 14}, {0xe7, 14}, {0xe8, 14},
888 :     {0xe9, 14}, {0xea, 14}, {0xeb, 14}, {0xec, 14},
889 :     {0xed, 14}, {0xee, 14}, {0xef, 14}, {0xf0, 14},
890 :     {0xf1, 14}, {0xf2, 14}, {0xf3, 14}, {0xf4, 14},
891 :     {0xf5, 14}, {0xf6, 14}, {0xf7, 14}, {0xf8, 14},
892 :     {0xf9, 14}, {0xfa, 14}, {0xfb, 14}, {0xfc, 14},
893 :     {0xfd, 14}, {0xfe, 14}, {0xff, 14}, {0x180, 16},
894 :     {0x181, 16}, {0x182, 16}, {0x183, 16}, {0x184, 16},
895 :     {0x185, 16}, {0x186, 16}, {0x187, 16}, {0x188, 16},
896 :     {0x189, 16}, {0x18a, 16}, {0x18b, 16}, {0x18c, 16},
897 :     {0x18d, 16}, {0x18e, 16}, {0x18f, 16}, {0x190, 16},
898 :     {0x191, 16}, {0x192, 16}, {0x193, 16}, {0x194, 16},
899 :     {0x195, 16}, {0x196, 16}, {0x197, 16}, {0x198, 16},
900 :     {0x199, 16}, {0x19a, 16}, {0x19b, 16}, {0x19c, 16},
901 :     {0x19d, 16}, {0x19e, 16}, {0x19f, 16}, {0x1a0, 16},
902 :     {0x1a1, 16}, {0x1a2, 16}, {0x1a3, 16}, {0x1a4, 16},
903 :     {0x1a5, 16}, {0x1a6, 16}, {0x1a7, 16}, {0x1a8, 16},
904 :     {0x1a9, 16}, {0x1aa, 16}, {0x1ab, 16}, {0x1ac, 16},
905 :     {0x1ad, 16}, {0x1ae, 16}, {0x1af, 16}, {0x1b0, 16},
906 :     {0x1b1, 16}, {0x1b2, 16}, {0x1b3, 16}, {0x1b4, 16},
907 :     {0x1b5, 16}, {0x1b6, 16}, {0x1b7, 16}, {0x1b8, 16},
908 :     {0x1b9, 16}, {0x1ba, 16}, {0x1bb, 16}, {0x1bc, 16},
909 :     {0x1bd, 16}, {0x1be, 16}, {0x1bf, 16}, {0x1c0, 16},
910 :     {0x1c1, 16}, {0x1c2, 16}, {0x1c3, 16}, {0x1c4, 16},
911 :     {0x1c5, 16}, {0x1c6, 16}, {0x1c7, 16}, {0x1c8, 16},
912 :     {0x1c9, 16}, {0x1ca, 16}, {0x1cb, 16}, {0x1cc, 16},
913 :     {0x1cd, 16}, {0x1ce, 16}, {0x1cf, 16}, {0x1d0, 16},
914 :     {0x1d1, 16}, {0x1d2, 16}, {0x1d3, 16}, {0x1d4, 16},
915 :     {0x1d5, 16}, {0x1d6, 16}, {0x1d7, 16}, {0x1d8, 16},
916 :     {0x1d9, 16}, {0x1da, 16}, {0x1db, 16}, {0x1dc, 16},
917 :     {0x1dd, 16}, {0x1de, 16}, {0x1df, 16}, {0x1e0, 16},
918 :     {0x1e1, 16}, {0x1e2, 16}, {0x1e3, 16}, {0x1e4, 16},
919 :     {0x1e5, 16}, {0x1e6, 16}, {0x1e7, 16}, {0x1e8, 16},
920 :     {0x1e9, 16}, {0x1ea, 16}, {0x1eb, 16}, {0x1ec, 16},
921 :     {0x1ed, 16}, {0x1ee, 16}, {0x1ef, 16}, {0x1f0, 16},
922 :     {0x1f1, 16}, {0x1f2, 16}, {0x1f3, 16}, {0x1f4, 16},
923 :     {0x1f5, 16}, {0x1f6, 16}, {0x1f7, 16}, {0x1f8, 16},
924 :     {0x1f9, 16}, {0x1fa, 16}, {0x1fb, 16}, {0x1fc, 16},
925 :     {0x1fd, 16}, {0x1fe, 16}, {0x1ff, 16},
926 : Isibaar 1.1 };
927 :    
928 :    
929 :     static const VLC mb_motion_table[65] = {
930 : edgomez 1.6 {0x05, 13}, {0x07, 13}, {0x05, 12}, {0x07, 12},
931 :     {0x09, 12}, {0x0b, 12}, {0x0d, 12}, {0x0f, 12},
932 :     {0x09, 11}, {0x0b, 11}, {0x0d, 11}, {0x0f, 11},
933 :     {0x11, 11}, {0x13, 11}, {0x15, 11}, {0x17, 11},
934 :     {0x19, 11}, {0x1b, 11}, {0x1d, 11}, {0x1f, 11},
935 :     {0x21, 11}, {0x23, 11}, {0x13, 10}, {0x15, 10},
936 :     {0x17, 10}, {0x07, 8}, {0x09, 8}, {0x0b, 8},
937 :     {0x07, 7}, {0x03, 5}, {0x03, 4}, {0x03, 3},
938 :     {0x01, 1}, {0x02, 3}, {0x02, 4}, {0x02, 5},
939 :     {0x06, 7}, {0x0a, 8}, {0x08, 8}, {0x06, 8},
940 :     {0x16, 10}, {0x14, 10}, {0x12, 10}, {0x22, 11},
941 :     {0x20, 11}, {0x1e, 11}, {0x1c, 11}, {0x1a, 11},
942 :     {0x18, 11}, {0x16, 11}, {0x14, 11}, {0x12, 11},
943 :     {0x10, 11}, {0x0e, 11}, {0x0c, 11}, {0x0a, 11},
944 :     {0x08, 11}, {0x0e, 12}, {0x0c, 12}, {0x0a, 12},
945 :     {0x08, 12}, {0x06, 12}, {0x04, 12}, {0x06, 13},
946 : edgomez 1.3 {0x04, 13}
947 : Isibaar 1.1 };
948 :    
949 :    
950 :     /******************************************************************
951 : edgomez 1.2 * decoder tables *
952 :     ******************************************************************/
953 : Isibaar 1.1
954 :     static const VLC mcbpc_intra_table[64] = {
955 : edgomez 1.6 {-1, 0},
956 :     {20, 6}, {36, 6}, {52, 6}, {4, 4}, {4, 4}, {4, 4},
957 :     {4, 4}, {19, 3}, {19, 3}, {19, 3}, {19, 3}, {19, 3},
958 :     {19, 3}, {19, 3}, {19, 3}, {35, 3}, {35, 3}, {35, 3},
959 :     {35, 3}, {35, 3}, {35, 3}, {35, 3}, {35, 3}, {51, 3},
960 :     {51, 3}, {51, 3}, {51, 3}, {51, 3}, {51, 3}, {51, 3},
961 :     {51, 3}, {3, 1},
962 : Isibaar 1.1 {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1},
963 :     {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1},
964 :     {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1},
965 :     {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1},
966 :     {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1}, {3, 1},
967 : edgomez 1.3 {3, 1}
968 : Isibaar 1.1 };
969 :    
970 :    
971 :     static const VLC mcbpc_inter_table[257] = {
972 : edgomez 1.6 {VLC_ERROR, 0},
973 :     {255, 9}, {52, 9}, {36, 9}, {20, 9}, {49, 9}, {35, 8}, {35, 8}, {19, 8},
974 :     {19, 8},
975 :     {50, 8}, {50, 8}, {51, 7}, {51, 7}, {51, 7}, {51, 7}, {34, 7}, {34, 7},
976 :     {34, 7},
977 :     {34, 7}, {18, 7}, {18, 7}, {18, 7}, {18, 7}, {33, 7}, {33, 7}, {33, 7},
978 :     {33, 7},
979 :     {17, 7}, {17, 7}, {17, 7}, {17, 7}, {4, 6}, {4, 6}, {4, 6}, {4, 6}, {4, 6},
980 :     {4, 6}, {4, 6}, {4, 6}, {48, 6}, {48, 6}, {48, 6}, {48, 6}, {48, 6}, {48,
981 :     6},
982 :     {48, 6}, {48, 6}, {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5},
983 :     {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5}, {3, 5},
984 :     {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4},
985 :     {32, 4},
986 :     {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4},
987 :     {32, 4},
988 :     {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4},
989 :     {32, 4},
990 :     {32, 4}, {32, 4}, {32, 4}, {32, 4}, {32, 4}, {16, 4}, {16, 4}, {16, 4},
991 :     {16, 4},
992 :     {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4},
993 :     {16, 4},
994 :     {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4},
995 :     {16, 4},
996 :     {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4}, {16, 4},
997 :     {16, 4},
998 :     {16, 4}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3},
999 :     {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3},
1000 :     {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3},
1001 :     {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3},
1002 :     {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3},
1003 :     {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3},
1004 :     {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3}, {2, 3},
1005 :     {2, 3}, {2, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3},
1006 :     {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3},
1007 :     {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3},
1008 :     {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3},
1009 :     {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3},
1010 :     {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3},
1011 :     {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3}, {1, 3},
1012 :     {1, 3}, {1, 3}, {1, 3}, {0, 1}
1013 :     };
1014 :    
1015 :     static const VLC cbpy_table[64] = {
1016 :     {-1, 0}, {-1, 0}, {6, 6}, {9, 6}, {8, 5}, {8, 5}, {4, 5}, {4, 5},
1017 :     {2, 5}, {2, 5}, {1, 5}, {1, 5}, {0, 4}, {0, 4}, {0, 4}, {0, 4},
1018 :     {12, 4}, {12, 4}, {12, 4}, {12, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4},
1019 :     {14, 4}, {14, 4}, {14, 4}, {14, 4}, {5, 4}, {5, 4}, {5, 4}, {5, 4},
1020 :     {13, 4}, {13, 4}, {13, 4}, {13, 4}, {3, 4}, {3, 4}, {3, 4}, {3, 4},
1021 :     {11, 4}, {11, 4}, {11, 4}, {11, 4}, {7, 4}, {7, 4}, {7, 4}, {7, 4},
1022 : Isibaar 1.1 {15, 2}, {15, 2}, {15, 2}, {15, 2}, {15, 2}, {15, 2}, {15, 2},
1023 :     {15, 2}, {15, 2}, {15, 2}, {15, 2}, {15, 2}, {15, 2}, {15, 2},
1024 : edgomez 1.3 {15, 2}, {15, 2}
1025 : Isibaar 1.1 };
1026 :    
1027 :    
1028 :     VLC TMNMVtab0[] = {
1029 : edgomez 1.6 {3, 4}, {-3, 4}, {2, 3}, {2, 3}, {-2, 3}, {-2, 3}, {1, 2}, {1, 2}, {1, 2},
1030 :     {1, 2},
1031 :     {-1, 2}, {-1, 2}, {-1, 2}, {-1, 2}
1032 : Isibaar 1.1 };
1033 :    
1034 :     VLC TMNMVtab1[] = {
1035 : edgomez 1.6 {12, 10}, {-12, 10}, {11, 10}, {-11, 10}, {10, 9}, {10, 9}, {-10, 9}, {-10,
1036 :     9},
1037 :     {9, 9}, {9, 9}, {-9, 9}, {-9, 9}, {8, 9}, {8, 9}, {-8, 9}, {-8, 9}, {7, 7},
1038 :     {7, 7},
1039 :     {7, 7}, {7, 7}, {7, 7}, {7, 7}, {7, 7}, {7, 7}, {-7, 7}, {-7, 7}, {-7, 7},
1040 :     {-7, 7},
1041 :     {-7, 7}, {-7, 7}, {-7, 7}, {-7, 7}, {6, 7}, {6, 7}, {6, 7}, {6, 7}, {6, 7},
1042 :     {6, 7},
1043 :     {6, 7}, {6, 7}, {-6, 7}, {-6, 7}, {-6, 7}, {-6, 7}, {-6, 7}, {-6, 7}, {-6,
1044 :     7},
1045 :     {-6, 7}, {5, 7}, {5, 7}, {5, 7}, {5, 7}, {5, 7}, {5, 7}, {5, 7}, {5, 7},
1046 :     {-5, 7},
1047 :     {-5, 7}, {-5, 7}, {-5, 7}, {-5, 7}, {-5, 7}, {-5, 7}, {-5, 7}, {4, 6}, {4,
1048 :     6},
1049 :     {4, 6},
1050 :     {4, 6}, {4, 6}, {4, 6}, {4, 6}, {4, 6}, {4, 6}, {4, 6}, {4, 6}, {4, 6}, {4,
1051 :     6},
1052 :     {4, 6},
1053 :     {4, 6}, {4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4,
1054 :     6},
1055 :     {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6}, {-4, 6},
1056 :     {-4, 6}
1057 : Isibaar 1.1 };
1058 :    
1059 :     VLC TMNMVtab2[] = {
1060 : edgomez 1.6 {32, 12}, {-32, 12}, {31, 12}, {-31, 12}, {30, 11}, {30, 11}, {-30, 11},
1061 :     {-30, 11},
1062 :     {29, 11}, {29, 11}, {-29, 11}, {-29, 11}, {28, 11}, {28, 11}, {-28, 11},
1063 :     {-28, 11},
1064 :     {27, 11}, {27, 11}, {-27, 11}, {-27, 11}, {26, 11}, {26, 11}, {-26, 11},
1065 :     {-26, 11},
1066 :     {25, 11}, {25, 11}, {-25, 11}, {-25, 11}, {24, 10}, {24, 10}, {24, 10},
1067 :     {24, 10},
1068 :     {-24, 10}, {-24, 10}, {-24, 10}, {-24, 10}, {23, 10}, {23, 10}, {23, 10},
1069 :     {23, 10},
1070 :     {-23, 10}, {-23, 10}, {-23, 10}, {-23, 10}, {22, 10}, {22, 10}, {22, 10},
1071 :     {22, 10},
1072 :     {-22, 10}, {-22, 10}, {-22, 10}, {-22, 10}, {21, 10}, {21, 10}, {21, 10},
1073 :     {21, 10},
1074 :     {-21, 10}, {-21, 10}, {-21, 10}, {-21, 10}, {20, 10}, {20, 10}, {20, 10},
1075 :     {20, 10},
1076 :     {-20, 10}, {-20, 10}, {-20, 10}, {-20, 10}, {19, 10}, {19, 10}, {19, 10},
1077 :     {19, 10},
1078 :     {-19, 10}, {-19, 10}, {-19, 10}, {-19, 10}, {18, 10}, {18, 10}, {18, 10},
1079 :     {18, 10},
1080 :     {-18, 10}, {-18, 10}, {-18, 10}, {-18, 10}, {17, 10}, {17, 10}, {17, 10},
1081 :     {17, 10},
1082 :     {-17, 10}, {-17, 10}, {-17, 10}, {-17, 10}, {16, 10}, {16, 10}, {16, 10},
1083 :     {16, 10},
1084 :     {-16, 10}, {-16, 10}, {-16, 10}, {-16, 10}, {15, 10}, {15, 10}, {15, 10},
1085 :     {15, 10},
1086 :     {-15, 10}, {-15, 10}, {-15, 10}, {-15, 10}, {14, 10}, {14, 10}, {14, 10},
1087 :     {14, 10},
1088 :     {-14, 10}, {-14, 10}, {-14, 10}, {-14, 10}, {13, 10}, {13, 10}, {13, 10},
1089 :     {13, 10},
1090 :     {-13, 10}, {-13, 10}, {-13, 10}, {-13, 10}
1091 : Isibaar 1.1 };
1092 :    
1093 :    
1094 :     VLC DCT3Dtab0[] = {
1095 : edgomez 1.6 {4225, 7}, {4209, 7}, {4193, 7}, {4177, 7}, {193, 7}, {177, 7},
1096 :     {161, 7}, {4, 7}, {4161, 6}, {4161, 6}, {4145, 6}, {4145, 6},
1097 :     {4129, 6}, {4129, 6}, {4113, 6}, {4113, 6}, {145, 6}, {145, 6},
1098 :     {129, 6}, {129, 6}, {113, 6}, {113, 6}, {97, 6}, {97, 6},
1099 :     {18, 6}, {18, 6}, {3, 6}, {3, 6}, {81, 5}, {81, 5},
1100 :     {81, 5}, {81, 5}, {65, 5}, {65, 5}, {65, 5}, {65, 5},
1101 :     {49, 5}, {49, 5}, {49, 5}, {49, 5}, {4097, 4}, {4097, 4},
1102 :     {4097, 4}, {4097, 4}, {4097, 4}, {4097, 4}, {4097, 4}, {4097, 4},
1103 :     {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2},
1104 :     {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2},
1105 :     {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2},
1106 :     {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2},
1107 :     {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2},
1108 :     {1, 2}, {1, 2}, {17, 3}, {17, 3}, {17, 3}, {17, 3},
1109 :     {17, 3}, {17, 3}, {17, 3}, {17, 3}, {17, 3}, {17, 3},
1110 :     {17, 3}, {17, 3}, {17, 3}, {17, 3}, {17, 3}, {17, 3},
1111 :     {33, 4}, {33, 4}, {33, 4}, {33, 4}, {33, 4}, {33, 4},
1112 :     {33, 4}, {33, 4}, {2, 4}, {2, 4}, {2, 4}, {2, 4},
1113 :     {2, 4}, {2, 4}, {2, 4}, {2, 4}
1114 : Isibaar 1.1 };
1115 :    
1116 :    
1117 :     VLC DCT3Dtab1[] = {
1118 : edgomez 1.6 {9, 10}, {8, 10}, {4481, 9}, {4481, 9}, {4465, 9}, {4465, 9},
1119 :     {4449, 9}, {4449, 9}, {4433, 9}, {4433, 9}, {4417, 9}, {4417, 9},
1120 :     {4401, 9}, {4401, 9}, {4385, 9}, {4385, 9}, {4369, 9}, {4369, 9},
1121 :     {4098, 9}, {4098, 9}, {353, 9}, {353, 9}, {337, 9}, {337, 9},
1122 :     {321, 9}, {321, 9}, {305, 9}, {305, 9}, {289, 9}, {289, 9},
1123 :     {273, 9}, {273, 9}, {257, 9}, {257, 9}, {241, 9}, {241, 9},
1124 :     {66, 9}, {66, 9}, {50, 9}, {50, 9}, {7, 9}, {7, 9},
1125 :     {6, 9}, {6, 9}, {4353, 8}, {4353, 8}, {4353, 8}, {4353, 8},
1126 :     {4337, 8}, {4337, 8}, {4337, 8}, {4337, 8}, {4321, 8}, {4321, 8},
1127 :     {4321, 8}, {4321, 8}, {4305, 8}, {4305, 8}, {4305, 8}, {4305, 8},
1128 :     {4289, 8}, {4289, 8}, {4289, 8}, {4289, 8}, {4273, 8}, {4273, 8},
1129 :     {4273, 8}, {4273, 8}, {4257, 8}, {4257, 8}, {4257, 8}, {4257, 8},
1130 :     {4241, 8}, {4241, 8}, {4241, 8}, {4241, 8}, {225, 8}, {225, 8},
1131 :     {225, 8}, {225, 8}, {209, 8}, {209, 8}, {209, 8}, {209, 8},
1132 :     {34, 8}, {34, 8}, {34, 8}, {34, 8}, {19, 8}, {19, 8},
1133 :     {19, 8}, {19, 8}, {5, 8}, {5, 8}, {5, 8}, {5, 8}
1134 : Isibaar 1.1 };
1135 :    
1136 :     VLC DCT3Dtab2[] = {
1137 : edgomez 1.6 {4114, 11}, {4114, 11}, {4099, 11}, {4099, 11}, {11, 11}, {11, 11},
1138 :     {10, 11}, {10, 11}, {4545, 10}, {4545, 10}, {4545, 10}, {4545, 10},
1139 :     {4529, 10}, {4529, 10}, {4529, 10}, {4529, 10}, {4513, 10}, {4513, 10},
1140 :     {4513, 10}, {4513, 10}, {4497, 10}, {4497, 10}, {4497, 10}, {4497, 10},
1141 :     {146, 10}, {146, 10}, {146, 10}, {146, 10}, {130, 10}, {130, 10},
1142 :     {130, 10}, {130, 10}, {114, 10}, {114, 10}, {114, 10}, {114, 10},
1143 :     {98, 10}, {98, 10}, {98, 10}, {98, 10}, {82, 10}, {82, 10},
1144 :     {82, 10}, {82, 10}, {51, 10}, {51, 10}, {51, 10}, {51, 10},
1145 :     {35, 10}, {35, 10}, {35, 10}, {35, 10}, {20, 10}, {20, 10},
1146 :     {20, 10}, {20, 10}, {12, 11}, {12, 11}, {21, 11}, {21, 11},
1147 :     {369, 11}, {369, 11}, {385, 11}, {385, 11}, {4561, 11}, {4561, 11},
1148 :     {4577, 11}, {4577, 11}, {4593, 11}, {4593, 11}, {4609, 11}, {4609, 11},
1149 :     {22, 12}, {36, 12}, {67, 12}, {83, 12}, {99, 12}, {162, 12},
1150 :     {401, 12}, {417, 12}, {4625, 12}, {4641, 12}, {4657, 12}, {4673, 12},
1151 :     {4689, 12}, {4705, 12}, {4721, 12}, {4737, 12}, {7167, 7},
1152 :     {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7},
1153 :     {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7},
1154 :     {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7},
1155 :     {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7},
1156 :     {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7}, {7167, 7},
1157 :     {7167, 7}
1158 : edgomez 1.3 };
1159 : Isibaar 1.1
1160 :    
1161 :     /* New tables for Intra luminance blocks */
1162 :    
1163 :     VLC DCT3Dtab3[] = {
1164 : edgomez 1.3 {0x10401, 7}, {0x10301, 7}, {0x00601, 7}, {0x10501, 7},
1165 :     {0x00701, 7}, {0x00202, 7}, {0x00103, 7}, {0x00009, 7},
1166 : edgomez 1.6 {0x10002, 6}, {0x10002, 6}, {0x00501, 6}, {0x00501, 6},
1167 : edgomez 1.3 {0x10201, 6}, {0x10201, 6}, {0x10101, 6}, {0x10101, 6},
1168 :     {0x00401, 6}, {0x00401, 6}, {0x00301, 6}, {0x00301, 6},
1169 : edgomez 1.6 {0x00008, 6}, {0x00008, 6}, {0x00007, 6}, {0x00007, 6},
1170 : edgomez 1.3 {0x00102, 6}, {0x00102, 6}, {0x00006, 6}, {0x00006, 6},
1171 :     {0x00201, 5}, {0x00201, 5}, {0x00201, 5}, {0x00201, 5},
1172 : edgomez 1.6 {0x00005, 5}, {0x00005, 5}, {0x00005, 5}, {0x00005, 5},
1173 :     {0x00004, 5}, {0x00004, 5}, {0x00004, 5}, {0x00004, 5},
1174 : edgomez 1.3 {0x10001, 4}, {0x10001, 4}, {0x10001, 4}, {0x10001, 4},
1175 :     {0x10001, 4}, {0x10001, 4}, {0x10001, 4}, {0x10001, 4},
1176 :     {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1177 :     {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1178 :     {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1179 :     {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1180 :     {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1181 :     {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1182 : edgomez 1.6 {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1183 :     {0x00001, 2}, {0x00001, 2}, {0x00001, 2}, {0x00001, 2},
1184 :     {0x00002, 3}, {0x00002, 3}, {0x00002, 3}, {0x00002, 3},
1185 :     {0x00002, 3}, {0x00002, 3}, {0x00002, 3}, {0x00002, 3},
1186 : edgomez 1.3 {0x00002, 3}, {0x00002, 3}, {0x00002, 3}, {0x00002, 3},
1187 :     {0x00002, 3}, {0x00002, 3}, {0x00002, 3}, {0x00002, 3},
1188 :     {0x00101, 4}, {0x00101, 4}, {0x00101, 4}, {0x00101, 4},
1189 :     {0x00101, 4}, {0x00101, 4}, {0x00101, 4}, {0x00101, 4},
1190 :     {0x00003, 4}, {0x00003, 4}, {0x00003, 4}, {0x00003, 4},
1191 :     {0x00003, 4}, {0x00003, 4}, {0x00003, 4}, {0x00003, 4}
1192 : Isibaar 1.1 };
1193 :    
1194 :    
1195 :     VLC DCT3Dtab4[] = {
1196 : edgomez 1.6 {0x00012, 10}, {0x00011, 10}, {0x10e01, 9}, {0x10e01, 9},
1197 : edgomez 1.3 {0x10d01, 9}, {0x10d01, 9}, {0x10c01, 9}, {0x10c01, 9},
1198 : edgomez 1.6 {0x10b01, 9}, {0x10b01, 9}, {0x10a01, 9}, {0x10a01, 9},
1199 : edgomez 1.3 {0x10102, 9}, {0x10102, 9}, {0x10004, 9}, {0x10004, 9},
1200 :     {0x00c01, 9}, {0x00c01, 9}, {0x00b01, 9}, {0x00b01, 9},
1201 : edgomez 1.6 {0x00702, 9}, {0x00702, 9}, {0x00602, 9}, {0x00602, 9},
1202 : edgomez 1.3 {0x00502, 9}, {0x00502, 9}, {0x00303, 9}, {0x00303, 9},
1203 :     {0x00203, 9}, {0x00203, 9}, {0x00106, 9}, {0x00106, 9},
1204 : edgomez 1.6 {0x00105, 9}, {0x00105, 9}, {0x00010, 9}, {0x00010, 9},
1205 : edgomez 1.3 {0x00402, 9}, {0x00402, 9}, {0x0000f, 9}, {0x0000f, 9},
1206 :     {0x0000e, 9}, {0x0000e, 9}, {0x0000d, 9}, {0x0000d, 9},
1207 : edgomez 1.6 {0x10801, 8}, {0x10801, 8}, {0x10801, 8}, {0x10801, 8},
1208 : edgomez 1.3 {0x10701, 8}, {0x10701, 8}, {0x10701, 8}, {0x10701, 8},
1209 :     {0x10601, 8}, {0x10601, 8}, {0x10601, 8}, {0x10601, 8},
1210 : edgomez 1.6 {0x10003, 8}, {0x10003, 8}, {0x10003, 8}, {0x10003, 8},
1211 : edgomez 1.3 {0x00a01, 8}, {0x00a01, 8}, {0x00a01, 8}, {0x00a01, 8},
1212 :     {0x00901, 8}, {0x00901, 8}, {0x00901, 8}, {0x00901, 8},
1213 : edgomez 1.6 {0x00801, 8}, {0x00801, 8}, {0x00801, 8}, {0x00801, 8},
1214 : edgomez 1.3 {0x10901, 8}, {0x10901, 8}, {0x10901, 8}, {0x10901, 8},
1215 :     {0x00302, 8}, {0x00302, 8}, {0x00302, 8}, {0x00302, 8},
1216 : edgomez 1.6 {0x00104, 8}, {0x00104, 8}, {0x00104, 8}, {0x00104, 8},
1217 : edgomez 1.3 {0x0000c, 8}, {0x0000c, 8}, {0x0000c, 8}, {0x0000c, 8},
1218 :     {0x0000b, 8}, {0x0000b, 8}, {0x0000b, 8}, {0x0000b, 8},
1219 : edgomez 1.6 {0x0000a, 8}, {0x0000a, 8}, {0x0000a, 8}, {0x0000a, 8}
1220 : Isibaar 1.1 };
1221 :    
1222 :     VLC DCT3Dtab5[] = {
1223 : edgomez 1.6 {0x10007, 11}, {0x10007, 11}, {0x10006, 11}, {0x10006, 11},
1224 :     {0x00016, 11}, {0x00016, 11}, {0x00015, 11}, {0x00015, 11},
1225 :     {0x10202, 10}, {0x10202, 10}, {0x10202, 10}, {0x10202, 10},
1226 :     {0x10103, 10}, {0x10103, 10}, {0x10103, 10}, {0x10103, 10},
1227 :     {0x10005, 10}, {0x10005, 10}, {0x10005, 10}, {0x10005, 10},
1228 :     {0x00d01, 10}, {0x00d01, 10}, {0x00d01, 10}, {0x00d01, 10},
1229 :     {0x00503, 10}, {0x00503, 10}, {0x00503, 10}, {0x00503, 10},
1230 :     {0x00802, 10}, {0x00802, 10}, {0x00802, 10}, {0x00802, 10},
1231 :     {0x00403, 10}, {0x00403, 10}, {0x00403, 10}, {0x00403, 10},
1232 :     {0x00304, 10}, {0x00304, 10}, {0x00304, 10}, {0x00304, 10},
1233 :     {0x00204, 10}, {0x00204, 10}, {0x00204, 10}, {0x00204, 10},
1234 :     {0x00107, 10}, {0x00107, 10}, {0x00107, 10}, {0x00107, 10},
1235 :     {0x00014, 10}, {0x00014, 10}, {0x00014, 10}, {0x00014, 10},
1236 :     {0x00013, 10}, {0x00013, 10}, {0x00013, 10}, {0x00013, 10},
1237 :     {0x00017, 11}, {0x00017, 11}, {0x00018, 11}, {0x00018, 11},
1238 :     {0x00108, 11}, {0x00108, 11}, {0x00902, 11}, {0x00902, 11},
1239 :     {0x10302, 11}, {0x10302, 11}, {0x10402, 11}, {0x10402, 11},
1240 :     {0x10f01, 11}, {0x10f01, 11}, {0x11001, 11}, {0x11001, 11},
1241 :     {0x00019, 12}, {0x0001a, 12}, {0x0001b, 12}, {0x00109, 12},
1242 :     {0x00603, 12}, {0x0010a, 12}, {0x00205, 12}, {0x00703, 12},
1243 :     {0x00e01, 12}, {0x10008, 12}, {0x10502, 12}, {0x10602, 12},
1244 :     {0x11101, 12}, {0x11201, 12}, {0x11301, 12}, {0x11401, 12},
1245 : edgomez 1.3 {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7},
1246 :     {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7},
1247 :     {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7},
1248 :     {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7},
1249 :     {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7},
1250 :     {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7},
1251 :     {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7},
1252 :     {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}, {0x01bff, 7}
1253 : Isibaar 1.1 };
1254 :    
1255 :     VLC ERRtab[] = {
1256 :     {VLC_ERROR, 0}, {VLC_ERROR, 0}, {VLC_ERROR, 0},
1257 :     {VLC_ERROR, 0}, {VLC_ERROR, 0}, {VLC_ERROR, 0},
1258 :     {VLC_ERROR, 0}, {VLC_ERROR, 0}, {VLC_ERROR, 0},
1259 :     {VLC_ERROR, 0}, {VLC_ERROR, 0}, {VLC_ERROR, 0},
1260 : edgomez 1.3 {VLC_ERROR, 0}, {VLC_ERROR, 0}, {VLC_ERROR, 0}
1261 : Isibaar 1.1 };
1262 :    
1263 :     static const VLC dc_lum_tab[] = {
1264 :     {0, 0},
1265 :     {4, 3}, {3, 3}, {0, 3},
1266 :     {2, 2}, {2, 2}, {1, 2}, {1, 2},
1267 :     };
1268 : Isibaar 1.5
1269 : edgomez 1.6 static __inline int
1270 :     get_coeff(Bitstream * bs,
1271 :     int *run,
1272 :     int *last,
1273 :     int intra,
1274 :     int short_video_header)
1275 : Isibaar 1.5 {
1276 :    
1277 :     uint32_t mode;
1278 :     const VLC *tab;
1279 :     int32_t level;
1280 :    
1281 : edgomez 1.6 if (short_video_header) // inter-VLCs will be used for both intra and inter blocks
1282 : Isibaar 1.5 intra = 0;
1283 : edgomez 1.6
1284 : Isibaar 1.5 tab = &DCT3D[intra][BitstreamShowBits(bs, 12)];
1285 : edgomez 1.6
1286 :     if (tab->code == -1)
1287 : Isibaar 1.5 goto error;
1288 :    
1289 :     BitstreamSkip(bs, tab->len);
1290 :    
1291 : edgomez 1.6 if (tab->code != ESCAPE) {
1292 :     if (!intra) {
1293 : Isibaar 1.5 *run = (tab->code >> 4) & 255;
1294 :     level = tab->code & 15;
1295 :     *last = (tab->code >> 12) & 1;
1296 : edgomez 1.6 } else {
1297 : Isibaar 1.5 *run = (tab->code >> 8) & 255;
1298 :     level = tab->code & 255;
1299 :     *last = (tab->code >> 16) & 1;
1300 :     }
1301 :     return BitstreamGetBit(bs) ? -level : level;
1302 :     }
1303 :    
1304 : edgomez 1.6 if (short_video_header) {
1305 : Isibaar 1.5 // escape mode 4 - H.263 type, only used if short_video_header = 1
1306 :     *last = BitstreamGetBit(bs);
1307 :     *run = BitstreamGetBits(bs, 6);
1308 :     level = BitstreamGetBits(bs, 8);
1309 :    
1310 : edgomez 1.6 if (level == 0 || level == 128)
1311 : Isibaar 1.5 DEBUG1("Illegal LEVEL for ESCAPE mode 4:", level);
1312 :    
1313 :     return (level >= 128 ? -(256 - level) : level);
1314 :     }
1315 : edgomez 1.6
1316 : Isibaar 1.5 mode = BitstreamShowBits(bs, 2);
1317 :    
1318 : edgomez 1.6 if (mode < 3) {
1319 : Isibaar 1.5 BitstreamSkip(bs, (mode == 2) ? 2 : 1);
1320 :    
1321 :     tab = &DCT3D[intra][BitstreamShowBits(bs, 12)];
1322 :     if (tab->code == -1)
1323 :     goto error;
1324 :    
1325 :     BitstreamSkip(bs, tab->len);
1326 :    
1327 : edgomez 1.6 if (!intra) {
1328 : Isibaar 1.5 *run = (tab->code >> 4) & 255;
1329 :     level = tab->code & 15;
1330 :     *last = (tab->code >> 12) & 1;
1331 : edgomez 1.6 } else {
1332 : Isibaar 1.5 *run = (tab->code >> 8) & 255;
1333 :     level = tab->code & 255;
1334 :     *last = (tab->code >> 16) & 1;
1335 : edgomez 1.6 }
1336 :    
1337 :     if (mode < 2) // first escape mode, level is offset
1338 :     level += max_level[*last + (!intra << 1)][*run]; // need to add back the max level
1339 :     else if (mode == 2) // second escape mode, run is offset
1340 :     *run += max_run[*last + (!intra << 1)][level] + 1;
1341 : Isibaar 1.5
1342 :     return BitstreamGetBit(bs) ? -level : level;
1343 : edgomez 1.6 }
1344 : Isibaar 1.5 // third escape mode - fixed length codes
1345 :     BitstreamSkip(bs, 2);
1346 :     *last = BitstreamGetBits(bs, 1);
1347 : edgomez 1.6 *run = BitstreamGetBits(bs, 6);
1348 :     BitstreamSkip(bs, 1); // marker
1349 :     level = BitstreamGetBits(bs, 12);
1350 :     BitstreamSkip(bs, 1); // marker
1351 : Isibaar 1.5
1352 :     return (level & 0x800) ? (level | (-1 ^ 0xfff)) : level;
1353 :    
1354 : edgomez 1.6 error:
1355 : Isibaar 1.5 *run = VLC_ERROR;
1356 :     return 0;
1357 :    
1358 :     }
1359 : Isibaar 1.1
1360 : edgomez 1.6 #endif /* _VLC_CODES_H */

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