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proresdata.c
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1 /*
2  * Apple ProRes compatible decoder
3  *
4  * Copyright (c) 2010-2011 Maxim Poliakovski
5  *
6  * This file is part of Libav.
7  *
8  * Libav is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * Libav is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with Libav; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #include "proresdata.h"
24 
26  0, 1, 8, 9, 2, 3, 10, 11,
27  16, 17, 24, 25, 18, 19, 26, 27,
28  4, 5, 12, 20, 13, 6, 7, 14,
29  21, 28, 29, 22, 15, 23, 30, 31,
30  32, 33, 40, 48, 41, 34, 35, 42,
31  49, 56, 57, 50, 43, 36, 37, 44,
32  51, 58, 59, 52, 45, 38, 39, 46,
33  53, 60, 61, 54, 47, 55, 62, 63
34 };
35 
37  0, 8, 1, 9, 16, 24, 17, 25,
38  2, 10, 3, 11, 18, 26, 19, 27,
39  32, 40, 33, 34, 41, 48, 56, 49,
40  42, 35, 43, 50, 57, 58, 51, 59,
41  4, 12, 5, 6, 13, 20, 28, 21,
42  14, 7, 15, 22, 29, 36, 44, 37,
43  30, 23, 31, 38, 45, 52, 60, 53,
44  46, 39, 47, 54, 61, 62, 55, 63
45 };
46 
47 
49  0x04, // rice_order = 0, exp_golomb_order = 1, switch_bits = 0
50  0x28, // rice_order = 1, exp_golomb_order = 2, switch_bits = 0
51  0x4D, // rice_order = 2, exp_golomb_order = 3, switch_bits = 1
52  0x70 // rice_order = 3, exp_golomb_order = 4, switch_bits = 0
53 };
54 
56  0x04, // rice_order = 0, exp_golomb_order = 1, switch_bits = 0
57  0x28, // rice_order = 1, exp_golomb_order = 2, switch_bits = 0
58  0x4C, // rice_order = 2, exp_golomb_order = 3, switch_bits = 0
59  0x05, // rice_order = 0, exp_golomb_order = 1, switch_bits = 1
60  0x29, // rice_order = 1, exp_golomb_order = 2, switch_bits = 1
61  0x06, // rice_order = 0, exp_golomb_order = 1, switch_bits = 2
62  0x0A, // rice_order = 0, exp_golomb_order = 2, switch_bits = 2
63 };
64 
65 /**
66  * Lookup tables for adaptive switching between codebooks
67  * according with previous run/level value.
68  */
70  { 5, 5, 3, 3, 0, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 2 };
71 
72 const uint8_t ff_prores_lev_to_cb_index[10] = { 0, 6, 3, 5, 0, 1, 1, 1, 1, 2 };