FFmpeg
indeo4data.h
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1 /*
2  * Indeo Video Interactive 4 compatible decoder
3  * Copyright (c) 2009-2010 Maxim Poliakovski
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 /**
23  * @file
24  * This file contains data needed for the Indeo 4 decoder.
25  */
26 
27 #ifndef AVCODEC_INDEO4DATA_H
28 #define AVCODEC_INDEO4DATA_H
29 
30 #include <stdint.h>
31 
32 #include "ivi.h"
33 
34 /**
35  * standard picture dimensions
36  */
37 static const uint16_t ivi4_common_pic_sizes[14] = {
38  640, 480, 320, 240, 160, 120, 704, 480, 352, 240, 352, 288, 176, 144
39 };
40 
41 /**
42  * Indeo 4 8x8 scan (zigzag) patterns
43  */
44 static const uint8_t ivi4_alternate_scan_8x8[64] = {
45  0, 8, 1, 9, 16, 24, 2, 3, 17, 25, 10, 11, 32, 40, 48, 56,
46  4, 5, 6, 7, 33, 41, 49, 57, 18, 19, 26, 27, 12, 13, 14, 15,
47  34, 35, 43, 42, 50, 51, 59, 58, 20, 21, 22, 23, 31, 30, 29, 28,
48  36, 37, 38, 39, 47, 46, 45, 44, 52, 53, 54, 55, 63, 62, 61, 60
49 };
50 
51 static const uint8_t ivi4_alternate_scan_4x4[16] = {
52  0, 1, 4, 5, 8, 12, 2, 3, 9, 13, 6, 7, 10, 11, 14, 15
53 };
54 
55 static const uint8_t ivi4_vertical_scan_4x4[16] = {
56  0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15
57 };
58 
59 static const uint8_t ivi4_horizontal_scan_4x4[16] = {
60  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
61 };
62 
63 static const uint8_t * const scan_index_to_tab[15] = {
64  // for 8x8 transforms
65  ff_zigzag_direct,
66  ivi4_alternate_scan_8x8,
67  ff_ivi_horizontal_scan_8x8,
68  ff_ivi_vertical_scan_8x8,
69  ff_zigzag_direct,
70 
71  // for 4x4 transforms
72  ff_ivi_direct_scan_4x4,
73  ivi4_alternate_scan_4x4,
74  ivi4_vertical_scan_4x4,
75  ivi4_horizontal_scan_4x4,
76  ff_ivi_direct_scan_4x4,
77 
78  // TODO: check if those are needed
79  ff_ivi_horizontal_scan_8x8,
80  ff_ivi_horizontal_scan_8x8,
81  ff_ivi_horizontal_scan_8x8,
82  ff_ivi_horizontal_scan_8x8,
83  ff_ivi_horizontal_scan_8x8
84 };
85 
86 /**
87  * Indeo 4 dequant tables
88  */
89 static const uint16_t ivi4_quant_8x8_intra[9][64] = {
90  {
91  43, 342, 385, 470, 555, 555, 598, 726,
92  342, 342, 470, 513, 555, 598, 726, 769,
93  385, 470, 555, 555, 598, 726, 726, 811,
94  470, 470, 555, 555, 598, 726, 769, 854,
95  470, 555, 555, 598, 683, 726, 854, 1025,
96  555, 555, 598, 683, 726, 854, 1025, 1153,
97  555, 555, 598, 726, 811, 982, 1195, 1451,
98  555, 598, 726, 811, 982, 1195, 1451, 1793
99  },
100  {
101  86, 1195, 2390, 2390, 4865, 4865, 4865, 4865,
102  1195, 1195, 2390, 2390, 4865, 4865, 4865, 4865,
103  2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827,
104  2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827,
105  4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
106  4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
107  4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
108  4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827
109  },
110  {
111  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
112  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
113  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
114  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
115  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
116  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
117  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
118  235, 1067, 1195, 1323, 1451, 1579, 1707, 1835
119  },
120  {
121  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
122  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
123  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
124  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
125  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
126  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
127  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
128  1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414
129  },
130  {
131  897, 897, 897, 897, 897, 897, 897, 897,
132  1067, 1067, 1067, 1067, 1067, 1067, 1067, 1067,
133  1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238,
134  1409, 1409, 1409, 1409, 1409, 1409, 1409, 1409,
135  1579, 1579, 1579, 1579, 1579, 1579, 1579, 1579,
136  1750, 1750, 1750, 1750, 1750, 1750, 1750, 1750,
137  1921, 1921, 1921, 1921, 1921, 1921, 1921, 1921,
138  2091, 2091, 2091, 2091, 2091, 2091, 2091, 2091
139  },
140  {
141  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
142  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
143  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
144  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
145  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
146  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
147  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
148  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414
149  },
150  {
151  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
152  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
153  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
154  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
155  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
156  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
157  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
158  2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390
159  },
160  {
161  22, 171, 214, 257, 257, 299, 299, 342,
162  171, 171, 257, 257, 299, 299, 342, 385,
163  214, 257, 257, 299, 299, 342, 342, 385,
164  257, 257, 257, 299, 299, 342, 385, 427,
165  257, 257, 299, 299, 342, 385, 427, 513,
166  257, 299, 299, 342, 385, 427, 513, 598,
167  299, 299, 299, 385, 385, 470, 598, 726,
168  299, 299, 385, 385, 470, 598, 726, 897
169  },
170  {
171  86, 598, 1195, 1195, 2390, 2390, 2390, 2390,
172  598, 598, 1195, 1195, 2390, 2390, 2390, 2390,
173  1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414,
174  1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414,
175  2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
176  2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
177  2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
178  2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414
179  }
180 };
181 
182 static const uint16_t ivi4_quant_8x8_inter[9][64] = {
183  {
184  427, 427, 470, 427, 427, 427, 470, 470,
185  427, 427, 470, 427, 427, 427, 470, 470,
186  470, 470, 470, 470, 470, 470, 470, 470,
187  427, 427, 470, 470, 427, 427, 470, 470,
188  427, 427, 470, 427, 427, 427, 470, 470,
189  427, 427, 470, 427, 427, 427, 470, 470,
190  470, 470, 470, 470, 470, 470, 470, 470,
191  470, 470, 470, 470, 470, 470, 470, 470
192  },
193  {
194  1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414,
195  1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414,
196  2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822,
197  2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822,
198  3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
199  3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
200  3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
201  3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414
202  },
203  {
204  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
205  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
206  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
207  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
208  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
209  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
210  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
211  1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281
212  },
213  {
214  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
215  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
216  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
217  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
218  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
219  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
220  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
221  2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433
222  },
223  {
224  1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
225  1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
226  1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281,
227  1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238,
228  1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
229  1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
230  1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281,
231  1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281
232  },
233  {
234  2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
235  2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
236  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
237  3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
238  2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
239  2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
240  2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
241  2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433
242  },
243  {
244  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
245  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
246  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
247  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
248  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
249  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
250  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
251  1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707
252  },
253  {
254  86, 171, 171, 214, 214, 214, 214, 257,
255  171, 171, 214, 214, 214, 214, 257, 257,
256  171, 214, 214, 214, 214, 257, 257, 257,
257  214, 214, 214, 214, 257, 257, 257, 299,
258  214, 214, 214, 257, 257, 257, 299, 299,
259  214, 214, 257, 257, 257, 299, 299, 299,
260  214, 257, 257, 257, 299, 299, 299, 342,
261  257, 257, 257, 299, 299, 299, 342, 342
262  },
263  {
264  854, 854, 1195, 1195, 1707, 1707, 1707, 1707,
265  854, 854, 1195, 1195, 1707, 1707, 1707, 1707,
266  1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390,
267  1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390,
268  1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
269  1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
270  1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
271  1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707
272  }
273 };
274 
275 static const uint16_t ivi4_quant_4x4_intra[5][16] = {
276  {
277  22, 214, 257, 299,
278  214, 257, 299, 342,
279  257, 299, 342, 427,
280  299, 342, 427, 513
281  },
282  {
283  129, 1025, 1451, 1451,
284  1025, 1025, 1451, 1451,
285  1451, 1451, 2049, 2049,
286  1451, 1451, 2049, 2049
287  },
288  {
289  43, 171, 171, 171,
290  43, 171, 171, 171,
291  43, 171, 171, 171,
292  43, 171, 171, 171
293  },
294  {
295  43, 43, 43, 43,
296  171, 171, 171, 171,
297  171, 171, 171, 171,
298  171, 171, 171, 171
299  },
300  {
301  43, 43, 43, 43,
302  43, 43, 43, 43,
303  43, 43, 43, 43,
304  43, 43, 43, 43
305  }
306 };
307 
308 static const uint16_t ivi4_quant_4x4_inter[5][16] = {
309  {
310  107, 214, 257, 299,
311  214, 257, 299, 299,
312  257, 299, 299, 342,
313  299, 299, 342, 342
314  },
315  {
316  513, 1025, 1238, 1238,
317  1025, 1025, 1238, 1238,
318  1238, 1238, 1451, 1451,
319  1238, 1238, 1451, 1451
320  },
321  {
322  43, 171, 171, 171,
323  43, 171, 171, 171,
324  43, 171, 171, 171,
325  43, 171, 171, 171
326  },
327  {
328  43, 43, 43, 43,
329  171, 171, 171, 171,
330  171, 171, 171, 171,
331  171, 171, 171, 171
332  },
333  {
334  43, 43, 43, 43,
335  43, 43, 43, 43,
336  43, 43, 43, 43,
337  43, 43, 43, 43
338  }
339 };
340 
341 /**
342  * Table for mapping quant matrix index from the bitstream
343  * into internal quant table number.
344  */
345 static const uint8_t quant_index_to_tab[22] = {
346  0, 1, 0, 2, 1, 3, 0, 4, 1, 5, 0, 1, 6, 7, 8, // for 8x8 quant matrixes
347  0, 1, 2, 2, 3, 3, 4 // for 4x4 quant matrixes
348 };
349 
350 #endif /* AVCODEC_INDEO4DATA_H */
quant_index_to_tab
static const uint8_t quant_index_to_tab[22]
Table for mapping quant matrix index from the bitstream into internal quant table number.
Definition: indeo4data.h:345
scan_index_to_tab
static const uint8_t *const scan_index_to_tab[15]
Definition: indeo4data.h:63
ivi.h
ivi4_quant_8x8_intra
static const uint16_t ivi4_quant_8x8_intra[9][64]
Indeo 4 dequant tables.
Definition: indeo4data.h:89
ivi4_common_pic_sizes
static const uint16_t ivi4_common_pic_sizes[14]
standard picture dimensions
Definition: indeo4data.h:37
ivi4_alternate_scan_8x8
static const uint8_t ivi4_alternate_scan_8x8[64]
Indeo 4 8x8 scan (zigzag) patterns.
Definition: indeo4data.h:44
ivi4_quant_4x4_inter
static const uint16_t ivi4_quant_4x4_inter[5][16]
Definition: indeo4data.h:308
ff_ivi_vertical_scan_8x8
const uint8_t ff_ivi_vertical_scan_8x8[64]
Scan patterns shared between indeo4 and indeo5.
Definition: ivi.c:1232
ff_ivi_horizontal_scan_8x8
const uint8_t ff_ivi_horizontal_scan_8x8[64]
Definition: ivi.c:1243
ivi4_vertical_scan_4x4
static const uint8_t ivi4_vertical_scan_4x4[16]
Definition: indeo4data.h:55
ivi4_quant_8x8_inter
static const uint16_t ivi4_quant_8x8_inter[9][64]
Definition: indeo4data.h:182
ivi4_horizontal_scan_4x4
static const uint8_t ivi4_horizontal_scan_4x4[16]
Definition: indeo4data.h:59
ff_zigzag_direct
const uint8_t ff_zigzag_direct[64]
Definition: mathtables.c:98
ff_ivi_direct_scan_4x4
const uint8_t ff_ivi_direct_scan_4x4[16]
Definition: ivi.c:1254
ivi4_alternate_scan_4x4
static const uint8_t ivi4_alternate_scan_4x4[16]
Definition: indeo4data.h:51
ivi4_quant_4x4_intra
static const uint16_t ivi4_quant_4x4_intra[5][16]
Definition: indeo4data.h:275
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