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gerrit-public.fairphone.software / platform / external / libavc / 81a8c5d336300a2d0d5a218dede1b43c8292d86d / . / decoder / ih264d_tables.c
blob: c45525ab81cee0573b724afa50e07ee75079bd99 [file] [log] [blame]
Hamsalekha S8d3d3032015-03-13 21:24:58 +0530[diff] [blame]1/******************************************************************************
2 *
3 * Copyright (C) 2015 The Android Open Source Project
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 *****************************************************************************
18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*/
20
21/**
22 **************************************************************************
23 * \file ih264d_tables.c
24 *
25 * \brief
26 * Defination of all tables used by h264 decoder
27 *
28 * \date
29 * 17/09/2004
30 *
31 * \author MA
32 **************************************************************************
33 */
34#include "ih264_typedefs.h"
35#include "ih264_macros.h"
36#include "ih264_platform_macros.h"
37#include "ih264d_defs.h"
Hamsalekha Scaab4fe2015-05-07 16:38:07 +0530[diff] [blame]38#include "ih264d_tables.h"
Hamsalekha S8d3d3032015-03-13 21:24:58 +0530[diff] [blame]39
40const UWORD8 gau1_ih264d_qp_scale_cr[] =
41 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
42 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
43 29, 30, 31, 32, 32, 33, 34, 34, 35, 35, 36, 36, 37, 37, 37, 38, 38, 38,
44 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39 };
45const UWORD8 gau1_ih264d_alpha_table[] =
46 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
47 0, 0, 0, 4, 4, 5, 6, 7, 8, 9, 10, 12, 13, 15, 17, 20, 22, 25, 28, 32, 36,
48 40, 45, 50, 56, 63, 71, 80, 90, 101, 113, 127, 144, 162, 182, 203, 226,
49 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 };
50const UWORD8 gau1_ih264d_beta_table[] =
51 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
52 0, 0, 0, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11,
53 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 18, 18, 18,
54 18, 18, 18, 18, 18, 18, 18, 18, 18 };
55
56const UWORD8 gau1_ih264d_clip_table[][4] =
57 {
58 { 0, 0, 0, 0 },
59 { 0, 0, 0, 0 },
60 { 0, 0, 0, 0 },
61 { 0, 0, 0, 0 },
62 { 0, 0, 0, 0 },
63 { 0, 0, 0, 0 },
64 { 0, 0, 0, 0 },
65 { 0, 0, 0, 0 },
66 { 0, 0, 0, 0 },
67 { 0, 0, 0, 0 },
68 { 0, 0, 0, 0 },
69 { 0, 0, 0, 0 },
70
71 { 0, 0, 0, 0 },
72 { 0, 0, 0, 0 },
73 { 0, 0, 0, 0 },
74 { 0, 0, 0, 0 },
75 { 0, 0, 0, 0 },
76 { 0, 0, 0, 0 },
77 { 0, 0, 0, 0 },
78 { 0, 0, 0, 0 },
79 { 0, 0, 0, 0 },
80 { 0, 0, 0, 0 },
81 { 0, 0, 0, 0 },
82 { 0, 0, 0, 0 },
83 { 0, 0, 0, 0 },
84 { 0, 0, 0, 0 },
85 { 0, 0, 0, 0 },
86 { 0, 0, 0, 0 },
87 { 0, 0, 0, 0 },
88 { 0, 0, 0, 1 },
89 { 0, 0, 0, 1 },
90 { 0, 0, 0, 1 },
91 { 0, 0, 0, 1 },
92 { 0, 0, 1, 1 },
93 { 0, 0, 1, 1 },
94 { 0, 1, 1, 1 },
95 { 0, 1, 1, 1 },
96 { 0, 1, 1, 1 },
97 { 0, 1, 1, 1 },
98 { 0, 1, 1, 2 },
99 { 0, 1, 1, 2 },
100 { 0, 1, 1, 2 },
101 { 0, 1, 1, 2 },
102 { 0, 1, 2, 3 },
103 { 0, 1, 2, 3 },
104 { 0, 2, 2, 3 },
105 { 0, 2, 2, 4 },
106 { 0, 2, 3, 4 },
107 { 0, 2, 3, 4 },
108 { 0, 3, 3, 5 },
109 { 0, 3, 4, 6 },
110 { 0, 3, 4, 6 },
111 { 0, 4, 5, 7 },
112 { 0, 4, 5, 8 },
113 { 0, 4, 6, 9 },
114 { 0, 5, 7, 10 },
115 { 0, 6, 8, 11 },
116 { 0, 6, 8, 13 },
117 { 0, 7, 10, 14 },
118 { 0, 8, 11, 16 },
119 { 0, 9, 12, 18 },
120 { 0, 10, 13, 20 },
121 { 0, 11, 15, 23 },
122 { 0, 13, 17, 25 },
123
124 { 0, 13, 17, 25 },
125 { 0, 13, 17, 25 },
126 { 0, 13, 17, 25 },
127 { 0, 13, 17, 25 },
128 { 0, 13, 17, 25 },
129 { 0, 13, 17, 25 },
130 { 0, 13, 17, 25 },
131 { 0, 13, 17, 25 },
132 { 0, 13, 17, 25 },
133 { 0, 13, 17, 25 },
134 { 0, 13, 17, 25 },
135 { 0, 13, 17, 25 },
136 { 0, 13, 17, 25 },
137 { 0, 13, 17, 25 },
138 { 0, 13, 17, 25 },
139 { 0, 13, 17, 25 },
140 { 0, 13, 17, 25 },
141 { 0, 13, 17, 25 },
142 { 0, 13, 17, 25 },
143 { 0, 13, 17, 25 },
144 { 0, 13, 17, 25 },
145 { 0, 13, 17, 25 },
146 { 0, 13, 17, 25 },
147 { 0, 13, 17, 25 }
148
149 };
150const UWORD8 gau1_ih264d_clip_table_deblock[] =
151 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
152 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
153 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
154 48, 49, 50, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51 };
155
156/****************DEBLOCKING TABLES ENDS*******************/
157
158/*************************************************************/
159/* BS CALCULATION TABLES */
160/*************************************************************/
161UWORD32 const gau4_ih264d_packed_bs2[32] =
162 {
163 /*************************************************************/
164 /* BS TABLES FOR NORMAL EDGES */
165 /*************************************************************/
166 0x00000000,
167 0x02000000, 0x00020000, 0x02020000, 0x00000200, 0x02000200, 0x00020200,
168 0x02020200, 0x00000002, 0x02000002, 0x00020002, 0x02020002, 0x00000202,
169 0x02000202, 0x00020202, 0x02020202,
170
171 /*************************************************************/
172 /* BS TABLES FOR XTRA LEFT MB EDGES IN MBAFF CASE */
173 /*************************************************************/
174 0x01010101,
175 0x02010101, 0x01020101, 0x02020101, 0x01010201, 0x02010201, 0x01020201,
176 0x02020201, 0x01010102, 0x02010102, 0x01020102, 0x02020102, 0x01010202,
177 0x02010202, 0x01020202, 0x02020202, };
178
179UWORD16 const gau2_ih264d_4x4_v2h_reorder[16] =
180 { 0x0000, 0x0001, 0x0010, 0x0011, 0x0100, 0x0101, 0x0110, 0x0111, 0x1000,
181 0x1001, 0x1010, 0x1011, 0x1100, 0x1101, 0x1110, 0x1111 };
182
183/****************SCALING TABLES STARTS *****************/
184const WORD16 gai2_ih264d_default_intra4x4[16] =
185 { 6, 13, 13, 20, 20, 20, 28, 28, 28, 28, 32, 32, 32, 37, 37, 42 };
186
187const WORD16 gai2_ih264d_default_inter4x4[16] =
188 { 10, 14, 14, 20, 20, 20, 24, 24, 24, 24, 27, 27, 27, 30, 30, 34 };
189
190const WORD16 gai2_ih264d_default_intra8x8[64] =
191 { 6, 10, 10, 13, 11, 13, 16, 16, 16, 16, 18, 18, 18, 18, 18, 23, 23, 23, 23,
192 23, 23, 25, 25, 25, 25, 25, 25, 25, 27, 27, 27, 27, 27, 27, 27, 27, 29,
193 29, 29, 29, 29, 29, 29, 31, 31, 31, 31, 31, 31, 33, 33, 33, 33, 33, 36,
194 36, 36, 36, 38, 38, 38, 40, 40, 42 };
195
196const WORD16 gai2_ih264d_default_inter8x8[64] =
197 { 9, 13, 13, 15, 13, 15, 17, 17, 17, 17, 19, 19, 19, 19, 19, 21, 21, 21, 21,
198 21, 21, 22, 22, 22, 22, 22, 22, 22, 24, 24, 24, 24, 24, 24, 24, 24, 25,
199 25, 25, 25, 25, 25, 25, 27, 27, 27, 27, 27, 27, 28, 28, 28, 28, 28, 30,
200 30, 30, 30, 32, 32, 32, 33, 33, 35 };
201
202const WORD16 gai2_ih264d_flat_4x4[16] =
203 { 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16 };
204
205const WORD16 gai2_ih264d_flat_8x8[64] =
206 { 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
207 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
208 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
209 16, 16, 16, 16, 16, 16, 16, 16, 16, 16 };
210
211/****************SCALING TABLES ENDS *****************/
212
213/*Inverse scan tables for individual 4x4 blocks of 8x8 transform coeffs of CAVLC */
214
215/* progressive */
216
217const UWORD8 gau1_ih264d_inv_scan_prog8x8_cavlc[4][16] =
218 {
219 { 0, 9, 17, 18, 12, 40, 27, 7, 35, 57, 29, 30, 58, 38, 53, 47 }, /* for First subblock */
220 { 1, 2, 24, 11, 19, 48, 20, 14, 42, 50, 22, 37, 59, 31, 60, 55 }, /* for second subblock */
221 { 8, 3, 32, 4, 26, 41, 13, 21, 49, 43, 15, 44, 52, 39, 61, 62 }, /* for third subblock */
222 { 16, 10, 25, 5, 33, 34, 6, 28, 56, 36, 23, 51, 45, 46, 54, 63 } /* for fourth subblock */
223 };
224
225const UWORD8 gau1_ih264d_inv_scan_int8x8_cavlc[4][16] =
226 {
227 { 0, 9, 2, 56, 18, 26, 34, 27, 35, 28, 36, 29, 45, 7, 54, 39 }, /* for First subblock */
228 { 8, 24, 25, 33, 41, 11, 42, 12, 43, 13, 44, 14, 53, 15, 62, 47 }, /* for second subblock */
229 { 16, 32, 40, 10, 49, 4, 50, 5, 51, 6, 52, 22, 61, 38, 23, 55 }, /* for third subblock */
230 { 1, 17, 48, 3, 57, 19, 58, 20, 59, 21, 60, 37, 30, 46, 31, 63 } /* for fourth subblock */
231 };
232
233/*Inverse scan tables for individual 8x8 blocks of 8x8 transform coeffs of CABAC */
234/* progressive */
235
236const UWORD8 gau1_ih264d_inv_scan_prog8x8_cabac[64] =
237 { 0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, 12, 19, 26, 33,
238 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, 35, 42, 49, 56, 57, 50, 43,
239 36, 29, 22, 15, 23, 30, 37, 44, 51, 58, 59, 52, 45, 38, 31, 39, 46, 53,
240 60, 61, 54, 47, 55, 62, 63 };
241
242/* interlace */
243
244const UWORD8 gau1_ih264d_inv_scan_int8x8_cabac[64] =
245 { 0, 8, 16, 1, 9, 24, 32, 17, 2, 25, 40, 48, 56, 33, 10, 3, 18, 41, 49, 57,
246 26, 11, 4, 19, 34, 42, 50, 58, 27, 12, 5, 20, 35, 43, 51, 59, 28, 13, 6,
247 21, 36, 44, 52, 60, 29, 14, 22, 37, 45, 53, 61, 30, 7, 15, 38, 46, 54, 62,
248 23, 31, 39, 47, 55, 63 };
249
250/****************PARSING TABLES *******************/
251UWORD8 const gau1_ih264d_subblk_offset[16] =
252 { 8, 9, 12, 13, 10, 11, 14, 15, 16, 17, 20, 21, 18, 19, 22, 23 };
253
254const UWORD8 gau1_ih264d_cbp_tab[6] =
255 { 0, 16, 32, 15, 31, 47 };
256
257/** gives CBP value from codeword number, both for intra and inter */
258
259const UWORD8 gau1_ih264d_cbp_table[48][2] =
260 {
261 { 47, 0 },
262 { 31, 16 },
263 { 15, 1 },
264 { 0, 2 },
265 { 23, 4 },
266 { 27, 8 },
267 { 29, 32 },
268 { 30, 3 },
269 { 7, 5 },
270 { 11, 10 },
271 { 13, 12 },
272 { 14, 15 },
273 { 39, 47 },
274 { 43, 7 },
275 { 45, 11 },
276 { 46, 13 },
277 { 16, 14 },
278 { 3, 6 },
279 { 5, 9 },
280 { 10, 31 },
281 { 12, 35 },
282 { 19, 37 },
283 { 21, 42 },
284 { 26, 44 },
285 { 28, 33 },
286 { 35, 34 },
287 { 37, 36 },
288 { 42, 40 },
289 { 44, 39 },
290 { 1, 43 },
291 { 2, 45 },
292 { 4, 46 },
293 { 8, 17 },
294 { 17, 18 },
295 { 18, 20 },
296 { 20, 24 },
297 { 24, 19 },
298 { 6, 21 },
299 { 9, 26 },
300 { 22, 28 },
301 { 25, 23 },
302 { 32, 27 },
303 { 33, 29 },
304 { 34, 30 },
305 { 36, 22 },
306 { 40, 25 },
307 { 38, 38 },
308 { 41, 41 }, };
309/****************PARSING TABLES ENDS *******************/
310
311/****************DECODE SLICE TABLES STARTS *******************/
312/*Definition of Tables needed by functions of this file */
313const UWORD8 gau1_ih264d_inv_scan[16] =
314 { 0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15 };
315
316const UWORD8 gau1_ih264d_inv_scan_fld[16] =
317 { 0, 4, 1, 8, 12, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15 };
318
319const UWORD8 gau1_ih264d_dequant_matrix[6][16] =
320{
321 { 10, 13, 10, 13, 13, 16, 13, 16, 10, 13, 10 ,13, 13, 16, 13, 16},
322 { 11, 14, 11, 14, 14, 18, 14, 18, 11, 14, 11 ,14, 14, 18, 14, 18},
323 { 13, 16, 13, 16, 16, 20, 16, 20, 13, 16, 13 ,16, 16, 20, 16, 20},
324 { 14, 18, 14, 18, 18, 23, 18, 23, 14, 18, 14, 18, 18, 23, 18, 23},
325 { 16, 20, 16, 20, 20, 25, 20, 25, 16, 20, 16, 20, 20, 25, 20, 25},
326 { 18, 23, 18, 23, 23, 29, 23, 29, 18, 23, 18, 23, 23, 29, 23, 29}
327};
328
329const UWORD16 gau2_ih264_iquant_scale_4x4[6][16] =
330 {
331 { 10, 13, 10, 13, 13, 16, 13, 16, 10, 13, 10, 13, 13, 16, 13, 16 },
332 { 11, 14, 11, 14, 14, 18, 14, 18, 11, 14, 11, 14, 14, 18, 14, 18 },
333 { 13, 16, 13, 16, 16, 20, 16, 20, 13, 16, 13, 16, 16, 20, 16, 20 },
334 { 14, 18, 14, 18, 18, 23, 18, 23, 14, 18, 14, 18, 18, 23, 18, 23 },
335 { 16, 20, 16, 20, 20, 25, 20, 25, 16, 20, 16, 20, 20, 25, 20, 25 },
336 { 18, 23, 18, 23, 23, 29, 23, 29, 18, 23, 18, 23, 23, 29, 23, 29 } };
337
338const UWORD8 gau1_ih264d_dequant8x8_zigzag_cavlc[4][6][16] =
339 {
340 {
341 { 20, 18, 24, 32, 19, 19, 18, 19, 19, 18, 18, 24,
342 24, 25, 24, 18 }, /* for First subblock */
343 { 22, 19, 26, 35, 21, 21, 19, 21, 21, 19, 19, 26,
344 26, 28, 26, 19 },
345 { 26, 23, 31, 42, 24, 24, 23, 24, 24, 23, 23, 31,
346 31, 33, 31, 23 },
347 { 28, 25, 33, 45, 26, 26, 25, 26, 26, 25, 25, 33,
348 33, 35, 33, 25 },
349 { 32, 28, 38, 51, 30, 30, 28, 30, 30, 28, 28, 38,
350 38, 40, 38, 28 },
351 { 36, 32, 43, 58, 34, 34, 32, 34, 34, 32, 32, 43,
352 43, 46, 43, 32 } },
353 {
354 { 19, 25, 19, 18, 24, 25, 25, 24, 24, 32, 32, 19,
355 18, 18, 19, 24 }, /* for second subblock */
356 { 21, 28, 21, 19, 26, 28, 28, 26, 26, 35, 35,
357 21, 19, 19, 21, 26 },
358 { 24, 33, 24, 23, 31, 33, 33, 31, 31, 42, 42,
359 24, 23, 23, 24, 31 },
360 { 26, 35, 26, 25, 33, 35, 35, 33, 33, 45, 45,
361 26, 25, 25, 26, 33 },
362 { 30, 40, 30, 28, 38, 40, 40, 38, 38, 51, 51,
363 30, 28, 28, 30, 38 },
364 { 34, 46, 34, 32, 43, 46, 46, 43, 43, 58, 58,
365 34, 32, 32, 34, 43 } },
366 {
367 { 19, 19, 20, 20, 24, 18, 18, 24, 24, 18, 18, 19,
368 25, 19, 18, 24 }, /* for third subblock */
369 { 21, 21, 22, 22, 26, 19, 19, 26, 26, 19, 19,
370 21, 28, 21, 19, 26 },
371 { 24, 24, 26, 26, 31, 23, 23, 31, 31, 23, 23,
372 24, 33, 24, 23, 31 },
373 { 26, 26, 28, 28, 33, 25, 25, 33, 33, 25, 25,
374 26, 35, 26, 25, 33 },
375 { 30, 30, 32, 32, 38, 28, 28, 38, 38, 28, 28,
376 30, 40, 30, 28, 38 },
377 { 34, 34, 36, 36, 43, 32, 32, 43, 43, 32, 32,
378 34, 46, 34, 32, 43 } },
379 {
380 { 25, 24, 18, 19, 19, 25, 25, 19, 19, 20, 24, 24,
381 18, 24, 32, 18 }, /* for fourth subblock */
382 { 28, 26, 19, 21, 21, 28, 28, 21, 21, 22, 26,
383 26, 19, 26, 35, 19 },
384 { 33, 31, 23, 24, 24, 33, 33, 24, 24, 26, 31,
385 31, 23, 31, 42, 23 },
386 { 35, 33, 25, 26, 26, 35, 35, 26, 26, 28, 33,
387 33, 25, 33, 45, 25 },
388 { 40, 38, 28, 30, 30, 40, 40, 30, 30, 32, 38,
389 38, 28, 38, 51, 28 },
390 { 46, 43, 32, 34, 34, 46, 46, 34, 34, 36, 43,
391 43, 32, 43, 58, 32 } }
392
393 };
394
395const UWORD16 gau1_ih264d_dequant8x8_cavlc[6][64] =
396 {
397 { 20, 19, 25, 19, 20, 19, 25, 19, 19, 18, 24, 18, 19,
398 18, 24, 18, 25, 24, 32, 24, 25, 24, 32, 24, 19, 18,
399 24, 18, 19, 18, 24, 18, 20, 19, 25, 19, 20, 19, 25,
400 19, 19, 18, 24, 18, 19, 18, 24, 18, 25, 24, 32, 24,
401 25, 24, 32, 24, 19, 18, 24, 18, 19, 18, 24, 18 },
402 { 22, 21, 28, 21, 22, 21, 28, 21, 21, 19, 26, 19, 21,
403 19, 26, 19, 28, 26, 35, 26, 28, 26, 35, 26, 21, 19,
404 26, 19, 21, 19, 26, 19, 22, 21, 28, 21, 22, 21, 28,
405 21, 21, 19, 26, 19, 21, 19, 26, 19, 28, 26, 35, 26,
406 28, 26, 35, 26, 21, 19, 26, 19, 21, 19, 26, 19 },
407 { 26, 24, 33, 24, 26, 24, 33, 24, 24, 23, 31, 23, 24,
408 23, 31, 23, 33, 31, 42, 31, 33, 31, 42, 31, 24, 23,
409 31, 23, 24, 23, 31, 23, 26, 24, 33, 24, 26, 24, 33,
410 24, 24, 23, 31, 23, 24, 23, 31, 23, 33, 31, 42, 31,
411 33, 31, 42, 31, 24, 23, 31, 23, 24, 23, 31, 23 },
412 { 28, 26, 35, 26, 28, 26, 35, 26, 26, 25, 33, 25, 26,
413 25, 33, 25, 35, 33, 45, 33, 35, 33, 45, 33, 26, 25,
414 33, 25, 26, 25, 33, 25, 28, 26, 35, 26, 28, 26, 35,
415 26, 26, 25, 33, 25, 26, 25, 33, 25, 35, 33, 45, 33,
416 35, 33, 45, 33, 26, 25, 33, 25, 26, 25, 33, 25 },
417 { 32, 30, 40, 30, 32, 30, 40, 30, 30, 28, 38, 28, 30,
418 28, 38, 28, 40, 38, 51, 38, 40, 38, 51, 38, 30, 28,
419 38, 28, 30, 28, 38, 28, 32, 30, 40, 30, 32, 30, 40,
420 30, 30, 28, 38, 28, 30, 28, 38, 28, 40, 38, 51, 38,
421 40, 38, 51, 38, 30, 28, 38, 28, 30, 28, 38, 28 },
422 { 36, 34, 46, 34, 36, 34, 46, 34, 34, 32, 43, 32, 34,
423 32, 43, 32, 46, 43, 58, 43, 46, 43, 58, 43, 34, 32,
424 43, 32, 34, 32, 43, 32, 36, 34, 46, 34, 36, 34, 46,
425 34, 34, 32, 43, 32, 34, 32, 43, 32, 46, 43, 58, 43,
426 46, 43, 58, 43, 34, 32, 43, 32, 34, 32, 43, 32 }, };
427
428/****************DECODE SLICE TABLES ENDS *******************/
429
430/****************MOTION VECTOR DECODING TABLES STARTS *******************/
431
432/**
433 **************************************************************************
434 * \brief This array is used to evaluate the condition when only one of
435 * predictor subMbs has a reference frame equal to that of E subMb.
436 **************************************************************************
437 */
438
439const WORD8 gau1_ih264d_mv_pred_condition[] =
440 { -1, 0, 1, -1, 2, -1, -1, -1 };
441
442/** Number of subMbs for the 8x8 prediction mode */
443const UWORD8 gau1_ih264d_num_submb_part[] =
444 { 1, 2, 2, 4 };
445
446/** Width of the 8x8 prediction mode in terms of subMbs */
447const UWORD8 gau1_ih264d_submb_partw[] =
448 { 2, 2, 1, 1 };
449
450/** Height of the 8x8 prediction mode in terms of subMbs */
451const UWORD8 gau1_ih264d_submb_parth[] =
452 { 2, 1, 2, 1 };
453
454/** Number of MB partitions for the MB prediction mode */
455const UWORD8 gau1_ih264d_num_mb_part[] =
456 { 1, 2, 2, 4 };
457
458/** Width of the MB partition in terms of subMbs */
459const UWORD8 gau1_ih264d_mb_partw[] =
460 { 4, 4, 2, 2, 2 };
461
462/** Height of the MB partition in terms of subMbs */
463const UWORD8 gau1_ih264d_mb_parth[] =
464 { 4, 2, 4, 2, 2 };
465
466/** MB partition information is packed into a UWORD32 {0,number,width,height} */
467const UWORD32 gau4_ih264d_submb_part[] =
468 { 0x00010202, 0x00020201, 0x00020102, 0x00040101 };
469
470const UWORD8 gau1_ih264d_submb_indx_mod[] =
471 { 0, 0, /* 16x16 */
472 0, 8, /* 16x8 */
473 0, 2, /* 8x16 */
474 0, 0, /* 8x8 */
475 0, 4, /* 8x4 */
476 0, 1, /* 4x8 */
477 0, 1, 3, 1 /* 4x4 */
478 };
479
480/** This table is used to assign CBPs to Inter MBs. */
481const UWORD8 gau1_ih264d_cbp_inter[] =
482 { 0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13, 14, 6, 9, 31, 35,
483 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46, 17, 18, 20, 24, 19, 21, 26,
484 28, 23, 27, 29, 30, 22, 25, 38, 41 };
485
486/** Motion comp modes for P followed by B,
487 0 to 4 : P Mbs
488 5 to 27 : B Mbs
489 28 to 30 : DIRECT */
490const UWORD8 gau1_ih264d_mb_mc_mode[] =
491 {
492 PRED_16x16,
493 PRED_16x8, PRED_8x16, PRED_8x8, PRED_8x8R0,
494 PRED_16x16,
495 PRED_16x16, PRED_16x16, PRED_16x16, PRED_16x8, PRED_8x16,
496 PRED_16x8,
497 PRED_8x16, PRED_16x8, PRED_8x16, PRED_16x8, PRED_8x16,
498 PRED_16x8,
499 PRED_8x16, PRED_16x8, PRED_8x16, PRED_16x8, PRED_8x16,
500 PRED_16x8,
501 PRED_8x16, PRED_16x8, PRED_8x16, PRED_8x8,
502 /* Self defined modes for B_SKIP and DIRECT16x16 */
503 PRED_8x8,
504 PRED_8x8, PRED_8x8 };
505
506const UWORD8 gau1_ih264d_submb_mc_mode[] =
507 { SUBMB_8x8, SUBMB_8x4, SUBMB_4x8, SUBMB_4x4,
508 SUBMB_8x8,
509 SUBMB_8x8, SUBMB_8x8, SUBMB_8x8, SUBMB_8x4, SUBMB_4x8,
510 SUBMB_8x4,
511 SUBMB_4x8, SUBMB_8x4, SUBMB_4x8, SUBMB_4x4, SUBMB_4x4, SUBMB_4x4,
512 /* Self defined modes B DIRECT8x8 */
513 SUBMB_4x4,
514 SUBMB_4x4, SUBMB_4x4 };
515
516/** Sub MB pred modes for B slice */
517const UWORD8 gau1_ih264d_submb_pred_modes[] =
518 {
519 PRED_L0,
520 PRED_L0, PRED_L0, PRED_L0,
521 B_DIRECT,
522 PRED_L0, PRED_L1, BI_PRED, PRED_L0, PRED_L0, PRED_L1,
523 PRED_L1,
524 BI_PRED, BI_PRED, PRED_L0, PRED_L1, BI_PRED,
525 /* Self defined modes for B DIRECT8x8 */
526 BI_PRED,
527 PRED_L0, PRED_L1, };
528
529/** MB pred modes for P and B slice */
530const WORD8 gau1_ih264d_mb_pred_modes[2][32] =
531 {
532 { PRED_L0, PRED_L0, PRED_L0, PRED_INVALID, PRED_INVALID,
533 B_DIRECT,
534 PRED_L0, PRED_L1, BI_PRED, PRED_L0, PRED_L0, PRED_L1, PRED_L1,
535 PRED_L0,
536 PRED_L0, PRED_L1, PRED_L1, PRED_L0, PRED_L0, PRED_L1, PRED_L1,
537 BI_PRED,
538 BI_PRED, BI_PRED, BI_PRED, BI_PRED, BI_PRED, PRED_INVALID,
539 /* Self defined modes for B_SKIP and DIRECT16x16 */
540 BI_PRED,
541 PRED_L0, PRED_L1, },
542 { PRED_INVALID, PRED_L0, PRED_L0, PRED_INVALID, PRED_INVALID,
543 PRED_INVALID,
544 PRED_INVALID, PRED_INVALID, PRED_INVALID, PRED_L0, PRED_L0,
545 PRED_L1,
546 PRED_L1, PRED_L1, PRED_L1, PRED_L0, PRED_L0, BI_PRED, BI_PRED,
547 BI_PRED,
548 BI_PRED, PRED_L0, PRED_L0, PRED_L1, PRED_L1, BI_PRED, BI_PRED,
549 PRED_INVALID,
550 /* Self defined modes for B_SKIP and DIRECT16x16 */
551 PRED_INVALID,
552 PRED_INVALID, PRED_INVALID } };
553
554/****************MOTION VECTOR DECODING TABLES ENDS *******************/
555
556/****************CAVLC DECODING TABLES STARTS *******************/
557
558/*****************************************************************************/
559/* 6 Bit table look for total zeros (totalcoeff = 2to10) as in Table 9.7 */
560/* of H264 standard. In each table entry, lower 4 bits represent total zeros */
561/* decoded while upper 4 bit represent the bits to be flushed from ps_bitstrm */
562/*****************************************************************************/
563const UWORD8 gau1_ih264d_table_total_zero_2to10[9][64] =
564 {
565 /* For total coeff = 2 */
566 { 0x6E, 0x6D, 0x6C, 0x6B, 0x5A, 0x5A, 0x59, 0x59, 0x48, 0x48, 0x48,
567 0x48, 0x47, 0x47, 0x47, 0x47, 0x46, 0x46, 0x46, 0x46, 0x45, 0x45,
568 0x45, 0x45, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x33,
569 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x32, 0x32, 0x32, 0x32,
570 0x32, 0x32, 0x32, 0x32, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31,
571 0x31, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, },
572
573 /* For total coeff = 3 */
574 { 0x6D, 0x6B, 0x5C, 0x5C, 0x5A, 0x5A, 0x59, 0x59, 0x48, 0x48, 0x48,
575 0x48, 0x45, 0x45, 0x45, 0x45, 0x44, 0x44, 0x44, 0x44, 0x40, 0x40,
576 0x40, 0x40, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x36,
577 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x33, 0x33, 0x33, 0x33,
578 0x33, 0x33, 0x33, 0x33, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32,
579 0x32, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, },
580
581 /* For total coeff = 4 */
582 { 0x5C, 0x5C, 0x5B, 0x5B, 0x5A, 0x5A, 0x50, 0x50, 0x49, 0x49, 0x49,
583 0x49, 0x47, 0x47, 0x47, 0x47, 0x43, 0x43, 0x43, 0x43, 0x42, 0x42,
584 0x42, 0x42, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x36,
585 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x35, 0x35, 0x35, 0x35,
586 0x35, 0x35, 0x35, 0x35, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34,
587 0x34, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, },
588
589 /* For total coeff = 5 */
590 { 0x5B, 0x5B, 0x59, 0x59, 0x4A, 0x4A, 0x4A, 0x4A, 0x48, 0x48, 0x48,
591 0x48, 0x42, 0x42, 0x42, 0x42, 0x41, 0x41, 0x41, 0x41, 0x40, 0x40,
592 0x40, 0x40, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x36,
593 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x35, 0x35, 0x35, 0x35,
594 0x35, 0x35, 0x35, 0x35, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34,
595 0x34, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, },
596
597 /* For total coeff = 6 */
598 { 0x6A, 0x60, 0x51, 0x51, 0x48, 0x48, 0x48, 0x48, 0x39, 0x39, 0x39,
599 0x39, 0x39, 0x39, 0x39, 0x39, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37,
600 0x37, 0x37, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x35,
601 0x35, 0x35, 0x35, 0x35, 0x35, 0x35, 0x35, 0x34, 0x34, 0x34, 0x34,
602 0x34, 0x34, 0x34, 0x34, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33,
603 0x33, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, },
604
605 /* For total coeff = 7 */
606 { 0x69, 0x60, 0x51, 0x51, 0x47, 0x47, 0x47, 0x47, 0x38, 0x38, 0x38,
607 0x38, 0x38, 0x38, 0x38, 0x38, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36,
608 0x36, 0x36, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x34, 0x33,
609 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x32, 0x32, 0x32, 0x32,
610 0x32, 0x32, 0x32, 0x32, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25,
611 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, },
612
613 /* For total coeff = 8 */
614 { 0x68, 0x60, 0x52, 0x52, 0x41, 0x41, 0x41, 0x41, 0x37, 0x37, 0x37,
615 0x37, 0x37, 0x37, 0x37, 0x37, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36,
616 0x36, 0x36, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x25,
617 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25,
618 0x25, 0x25, 0x25, 0x25, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24,
619 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, },
620
621 /* For total coeff = 9 */
622 { 0x61, 0x60, 0x57, 0x57, 0x42, 0x42, 0x42, 0x42, 0x35, 0x35, 0x35,
623 0x35, 0x35, 0x35, 0x35, 0x35, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26,
624 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x24,
625 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24,
626 0x24, 0x24, 0x24, 0x24, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23,
627 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, },
628
629 /* For total coeff = 10 */
630 { 0x51, 0x51, 0x50, 0x50, 0x46, 0x46, 0x46, 0x46, 0x32, 0x32, 0x32,
631 0x32, 0x32, 0x32, 0x32, 0x32, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25,
632 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x24,
633 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24,
634 0x24, 0x24, 0x24, 0x24, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23,
635 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, }
636
637 };
638
639/*****************************************************************************/
640/* 4 Bit table look for total zeros (totalcoeff = 11to15) as in Table 9.7 */
641/* of H264 standard. In each table entry, lower 4 bits represent total zeros */
642/* decoded while upper 4 bit represent the bits to be flushed from ps_bitstrm */
643/*****************************************************************************/
644const UWORD8 gau1_ih264d_table_total_zero_11to15[5][16] =
645 {
646 /* For total coeff = 11 */
647 { 0x40, 0x41, 0x32, 0x32, 0x33, 0x33, 0x35, 0x35, 0x14, 0x14, 0x14,
648 0x14, 0x14, 0x14, 0x14, 0x14, },
649
650 /* For total coeff = 12 */
651 { 0x40, 0x41, 0x34, 0x34, 0x22, 0x22, 0x22, 0x22, 0x13, 0x13, 0x13,
652 0x13, 0x13, 0x13, 0x13, 0x13, },
653
654 /* For total coeff = 13 */
655 { 0x30, 0x30, 0x31, 0x31, 0x23, 0x23, 0x23, 0x23, 0x12, 0x12, 0x12,
656 0x12, 0x12, 0x12, 0x12, 0x12, },
657
658 /* For total coeff = 14 */
659 { 0x20, 0x20, 0x20, 0x20, 0x21, 0x21, 0x21, 0x21, 0x12, 0x12, 0x12,
660 0x12, 0x12, 0x12, 0x12, 0x12, },
661
662 /* For total coeff = 15 */
663 { 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x11, 0x11, 0x11,
664 0x11, 0x11, 0x11, 0x11, 0x11, }, };
665
666/** Tables used to read "Run Before", Below tables are packed to reduce lookups */
667/** (Base addess of Gx << 2) + (Max code length for that Gx) */
668const UWORD8 gau1_ih264d_table_run_before[64] =
669 { 0, 0, 0, 0, 0, 0, 0, 0, 5, 5, 5, 5, 1, 1, 1, 1, 10, 10, 6, 6, 1, 1, 1, 1,
670 14, 14, 10, 10, 6, 6, 2, 2, 19, 15, 10, 10, 6, 6, 2, 2, 23, 19, 15, 11, 6,
671 6, 2, 2, 7, 11, 19, 15, 27, 23, 2, 2, 27, 27, 23, 19, 15, 11, 7, 3 };
672
673/*****************************************************************************/
674/* Lookup table for CAVLC 4x4 total_coeff,trailing_ones as pers Table 9-5 */
675/* in the standard. Starting form lsb first 2 bits=flushbits, next 2bits= */
676/* trailing ones, next 5 bits=total_coeff. Total bits used = 9 out of 16 */
677/*****************************************************************************/
678const UWORD16 gau2_ih264d_code_gx[304] =
679 {
680 /* Lookup for 0 <= nC < 2 */
681 0x0000,
682 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0014, 0x0014,
683 0x0014, 0x0014, 0x0014, 0x0014, 0x0014, 0x0014, 0x0028, 0x0028, 0x0028,
684 0x0028, 0x0028, 0x0028, 0x0028, 0x0028, 0x0026, 0x0026, 0x0012, 0x0012,
685 0x003D, 0x003D, 0x003D, 0x003D, 0x005E, 0x005E, 0x003A, 0x003A, 0x004D,
686 0x004D, 0x004D, 0x004D, 0x006E, 0x006E, 0x004A, 0x004A, 0x0036, 0x0036,
687 0x0022, 0x0022, 0x007E, 0x007E, 0x005A, 0x005A, 0x0046, 0x0046, 0x0032,
688 0x0032, 0x008E, 0x008E, 0x006A, 0x006A, 0x0056, 0x0056, 0x0042, 0x0042,
689 0x009E, 0x009E, 0x007A, 0x007A, 0x0066, 0x0066, 0x0052, 0x0052, 0x0083,
690 0x009B, 0x0087, 0x0073, 0x00AF, 0x008B, 0x0077, 0x0063, 0x00CF, 0x00BB,
691 0x00A7, 0x00A3, 0x00BF, 0x00AB, 0x0097, 0x0093, 0x00EF, 0x00DB, 0x00C7,
692 0x00C3, 0x00DF, 0x00CB, 0x00B7, 0x00B3, 0x010F, 0x00FB, 0x00F7, 0x00E3,
693 0x00FF, 0x00EB, 0x00E7, 0x00D3, 0x0102, 0x0102, 0x010A, 0x010A, 0x0106,
694 0x0106, 0x00F2, 0x00F2, 0x00D4, 0x00D4, 0x00D4, 0x00D4, 0x00D4, 0x00D4,
695 0x00D4, 0x00D4,
696
697 /* Lookup for 2 <= nC < 4 */
698 0x0015,
699 0x0015, 0x0015, 0x0015, 0x0001, 0x0001, 0x0001, 0x0001, 0x004E, 0x004E,
700 0x003E, 0x003E, 0x0029, 0x0029, 0x0029, 0x0029, 0x006F, 0x003B, 0x0037,
701 0x0013, 0x005E, 0x005E, 0x0026, 0x0026, 0x007E, 0x007E, 0x004A, 0x004A,
702 0x0046, 0x0046, 0x0022, 0x0022, 0x008E, 0x008E, 0x005A, 0x005A, 0x0056,
703 0x0056, 0x0032, 0x0032, 0x0052, 0x0052, 0x006A, 0x006A, 0x0066, 0x0066,
704 0x0042, 0x0042, 0x009E, 0x009E, 0x007A, 0x007A, 0x0076, 0x0076, 0x0062,
705 0x0062, 0x00BF, 0x009B, 0x0097, 0x0083, 0x00AF, 0x008B, 0x0087, 0x0073,
706 0x00B3, 0x00BB, 0x00B7, 0x00A3, 0x00CF, 0x00AB, 0x00A7, 0x0093, 0x00EF,
707 0x00DB, 0x00D7, 0x00D3, 0x00DF, 0x00CB, 0x00C7, 0x00C3, 0x00F7, 0x00F3,
708 0x00FB, 0x00E7, 0x00EA, 0x00EA, 0x00E2, 0x00E2, 0x010E, 0x010E, 0x010A,
709 0x010A, 0x0106, 0x0106, 0x0102, 0x0102, 0x00FC, 0x00FC, 0x00FC, 0x00FC,
710 0x00FC, 0x00FC, 0x00FC, 0x00FC,
711
712 /* Lookup for 4 <= nC < 8 */
713 0x007F,
714 0x006F, 0x005F, 0x004F, 0x003F, 0x002B, 0x0017, 0x0003, 0x0057, 0x005B,
715 0x0047, 0x004B, 0x0037, 0x008F, 0x003B, 0x0027, 0x0033, 0x007B, 0x0077,
716 0x0023, 0x009F, 0x006B, 0x0067, 0x0013, 0x0073, 0x0063, 0x009B, 0x0053,
717 0x00AF, 0x008B, 0x0087, 0x0043, 0x00CF, 0x00BB, 0x00A7, 0x0093, 0x00BF,
718 0x00AB, 0x0097, 0x0083, 0x00C3, 0x00DB, 0x00C7, 0x00B3, 0x00DF, 0x00CB,
719 0x00B7, 0x00A3, 0x00F7, 0x00E3, 0x00EF, 0x00EB, 0x00E7, 0x00D3, 0x00D6,
720 0x00D6, 0x0106, 0x0106, 0x00F2, 0x00F2, 0x00FE, 0x00FE, 0x00FA, 0x00FA,
721 0x010D, 0x010D, 0x010D, 0x010D, 0x0109, 0x0109, 0x0109, 0x0109, 0x0100,
722 0x0100, 0x0100, 0x0100, 0x0100, 0x0100, 0x0100, 0x0100 };
723
724/*****************************************************************************/
725/* Lookup table for CAVLC ChromaDC total_coeff,trailing_ones parsing as per */
726/* Table 9-5 in the standard. Starting from msb, First 4bits=total_coeff, */
727/* next 2bits=trailing_ones and last 2bits=flushbits-1 */
728/*****************************************************************************/
729const UWORD8 gau1_ih264d_cav_chromdc_vld[256] =
730 { 0x9E, 0x9E, 0x97, 0x8F, 0x76, 0x76, 0x6E, 0x6E, 0x85, 0x85, 0x85, 0x85,
731 0x65, 0x65, 0x65, 0x65, 0x45, 0x45, 0x45, 0x45, 0x7D, 0x7D, 0x7D, 0x7D,
732 0x4D, 0x4D, 0x4D, 0x4D, 0x25, 0x25, 0x25, 0x25,
733
734 0x52,
735 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52,
736 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52,
737 0x52, 0x52, 0x52, 0x52, 0x52, 0x52, 0x52,
738
739 0x01,
740 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
741 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
742 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
743 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
744 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
745 0x01, 0x01, 0x01,
746
747 0x28,
748 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
749 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
750 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
751 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
752 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
753 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
754 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
755 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
756 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
757 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
758 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, };
759
760const UWORD16 gau2_ih264d_offset_num_vlc_tab[9] =
761 { 0, 0, 120, 120, 224, 224, 224, 224, 224 };
762
763/*****************************************************************************/
764/* Function pointer u4_ofst table lookup for parsing 4x4 residual blocks in */
765/* CAVLC. The u4_ofst is dependent on total coeffs coded */
766/*****************************************************************************/
767const UWORD8 gau1_ih264d_total_coeff_fn_ptr_offset[16] =
768 { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2 };
769
770/****************************************************************************/
771/* gai2_ih264d_trailing_one_level lookup tables based on trailing one bits */
772/* All zeroes are u2_dummy in the table are u2_dummy to keep 3 uniform elements */
773/****************************************************************************/
774const WORD16 gai2_ih264d_trailing_one_level[14][3] =
775 {
776 /* All zeroes are u2_dummy */
777 /**********************************************************************/
778 /* Levels for trailing ones = 1, bits read can be 0 or 1 */
779 /**********************************************************************/
780 { 1, 0, 0 }, /* 0 */
781 { -1, 0, 0 }, /* 1 */
782
783 /**********************************************************************/
784 /* Levels for trailing ones = 2, bits read can be 00, 01, 10 ,11 */
785 /**********************************************************************/
786 { 1, 1, 0 }, /* 00 */
787 { 1, -1, 0 }, /* 01 */
788 { -1, 1, 0 }, /* 10 */
789 { -1, -1, 0 }, /* 11 */
790
791 /**********************************************************************/
792 /* Levels for trailing ones = 3, bits read can be 000 - 111 */
793 /**********************************************************************/
794 { 1, 1, 1 }, /* 000 */
795 { 1, 1, -1 }, /* 001 */
796 { 1, -1, 1 }, /* 010 */
797 { 1, -1, -1 }, /* 011 */
798 { -1, 1, 1 }, /* 100 */
799 { -1, 1, -1 }, /* 101 */
800 { -1, -1, 1 }, /* 110 */
801 { -1, -1, -1 }, /* 111 */
802 };
803/****************CAVLC DECODING TABLES ENDS *******************/
804
805/****************************************************************************/
806/* These are the codes used for error detection in intra pred4x4 modes */
807/****************************************************************************/
808const UWORD8 gau1_ih264d_intra_pred_err_code[9] =
809 { 2, 1, 0, 2, 3, 3, 3, 2, 1 };
810
811/* Number of users for top field , bottom field, which field needs to be */
812/* displayed first */
813const UWORD8 gau1_ih264d_sei_fld_usage[9][3] =
814 {
815 { 1, 1, DISP_FLD_FIRST_UNDEF },
816 { 1, 0, DISP_TOP_FLD_FIRST },
817 { 0, 1, DISP_BOT_FLD_FIRST },
818 { 1, 1, DISP_TOP_FLD_FIRST },
819 { 1, 1, DISP_BOT_FLD_FIRST },
820 { 2, 1, DISP_TOP_FLD_FIRST },
821 { 1, 2, DISP_BOT_FLD_FIRST },
822 { 2, 2, DISP_FLD_FIRST_UNDEF },
823 { 3, 3, DISP_FLD_FIRST_UNDEF } };
824
825/*****************************************************************/
826/* Context increment for significant coefficient(CABAC) */
827/* Requires only 63 elements. But the last element with value -1 */
828/* is kept to make it 64 */
829/*****************************************************************/
830const UWORD8 gau1_ih264d_sigcoeff_context_inc_frame[64] =
831 { 0, 1, 2, 3, 4, 5, 5, 4, 4, 3, 3, 4, 4, 4, 5, 5, 4, 4, 4, 4, 3, 3, 6, 7, 7,
832 7, 8, 9, 10, 9, 8, 7, 7, 6, 11, 12, 13, 11, 6, 7, 8, 9, 14, 10, 9, 8, 6,
833 11, 12, 13, 11, 6, 9, 14, 10, 9, 11, 12, 13, 11, 14, 10, 12, -1 };
834
835const UWORD8 gau1_ih264d_sigcoeff_context_inc_field[64] =
836 { 0, 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 7, 7, 8, 4, 5, 6, 9, 10, 10, 8, 11, 12,
837 11, 9, 9, 10, 10, 8, 11, 12, 11, 9, 9, 10, 10, 8, 11, 12, 11, 9, 9, 10,
838 10, 8, 13, 13, 9, 9, 10, 10, 8, 13, 13, 9, 9, 10, 10, 14, 14, 14, 14, 14,
839 -1 };
840
841const UWORD8 gau1_ih264d_lastcoeff_context_inc[64] =
842 { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2,
843 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5,
844 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, -1 };
845
846/*!
847 **************************************************************************
848 * \brief gau1_ih264d_top_left_mb_part_indx_mod
849 *
850 * SubBlk number of the top left subBlk in each of the MB partition
851 * (16x16, 16x8, 8x16, 8x8)
852 **************************************************************************
853 */
854const UWORD8 gau1_ih264d_top_left_mb_part_indx_mod[] =
855 { 0, 0 /* Junk */, /* 16x16 */
856 0, 8, /* 16x8 */
857 0, 2, /* 8x16 */
Harish Mahendrakar81a8c5d2015-12-18 09:58:28 +0530[diff] [blame^]858 0, 2, 8, 10 /* 8x8 */,
859 0 /* One extra entry is read at the end of loop, but not used */
Hamsalekha S8d3d3032015-03-13 21:24:58 +0530[diff] [blame]860 };
861
862/*!
863 **************************************************************************
864 * \brief gau1_ih264d_submb_indx_mod_sp_drct
865 *
866 * Contains increments to the subBlk num in a given subMb partition.
867 **************************************************************************
868 */
869const UWORD8 gau1_ih264d_submb_indx_mod_sp_drct[] =
870 { 0, 0 /* Junk */, /* 8x8 */
871 0, 4, /* 8x4 */
872 0, 1, /* 4x8 */
873 0, 1, 3, 1 /* 4x4 */
874 };