e40f7e5e23a1501fb17d156adec05ed5003a4fca
[libav.git] / libavcodec / mpcdata.h
1 /*
2 * Musepack decoder
3 * Copyright (c) 2006 Konstantin Shishkov
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 #ifndef AVCODEC_MPCDATA_H
23 #define AVCODEC_MPCDATA_H
24
25 #include <stdint.h>
26
27 static const int8_t mpc_idx30[] = { -1, 0, 1,-1, 0, 1,-1, 0, 1,-1, 0, 1,-1, 0, 1,-1, 0, 1,-1, 0, 1,-1, 0, 1,-1, 0, 1};
28 static const int8_t mpc_idx31[] = { -1,-1,-1, 0, 0, 0, 1, 1, 1,-1,-1,-1, 0, 0, 0, 1, 1, 1,-1,-1,-1, 0, 0, 0, 1, 1, 1};
29 static const int8_t mpc_idx32[] = { -1,-1,-1,-1,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1};
30 static const int8_t mpc_idx50[] = { -2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2};
31 static const int8_t mpc_idx51[] = { -2,-2,-2,-2,-2,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2};
32
33 static const float mpc_CC[18] = {
34 65536.0000, 21845.3333, 13107.2000, 9362.2857, 7281.7778, 4369.0667, 2114.0645,
35 1040.2539, 516.0315, 257.0039, 128.2505, 64.0626, 32.0156, 16.0039, 8.0010,
36 4.0002, 2.0001, 1.0000
37 };
38
39 #define MPC7_SCFI_SIZE 4
40 #define MPC7_SCFI_BITS 3
41 static const uint8_t mpc7_scfi[MPC7_SCFI_SIZE * 2] = {
42 0x2, 3, 0x1, 1, 0x3, 3, 0x0, 2
43 };
44
45 #define MPC7_DSCF_SIZE 16
46 #define MPC7_DSCF_BITS 6
47 static const uint8_t mpc7_dscf[MPC7_DSCF_SIZE * 2] = {
48 0x20, 6, 0x04, 5, 0x11, 5, 0x1E, 5, 0x0D, 4, 0x00, 3, 0x03, 3, 0x09, 4,
49 0x05, 3, 0x02, 3, 0x0E, 4, 0x03, 4, 0x1F, 5, 0x05, 5, 0x21, 6, 0x0C, 4
50 };
51
52 #define MPC7_HDR_SIZE 10
53 #define MPC7_HDR_BITS 9
54 static const uint8_t mpc7_hdr[MPC7_HDR_SIZE * 2] = {
55 0x5C, 8, 0x2F, 7, 0x0A, 5, 0x04, 4, 0x00, 2,
56 0x01, 1, 0x03, 3, 0x16, 6, 0xBB, 9, 0xBA, 9
57 };
58
59 #define MPC7_QUANT_VLC_TABLES 7
60 static const uint8_t mpc7_quant_vlc_sizes[MPC7_QUANT_VLC_TABLES * 2] = {
61 27, 25, 7, 9, 15, 31, 63
62 };
63
64 static const uint8_t mpc7_quant_vlc_off[MPC7_QUANT_VLC_TABLES] = {
65 0, 0, 3, 4, 7, 15, 31
66 };
67
68 static const uint16_t mpc7_quant_vlc[MPC7_QUANT_VLC_TABLES][2][64 * 2] = {
69 {
70 {
71 0x0036, 6, 0x0009, 5, 0x0020, 6, 0x0005, 5, 0x000A, 4, 0x0007, 5,
72 0x0034, 6, 0x0000, 5, 0x0023, 6, 0x000A, 5, 0x0006, 4, 0x0004, 5,
73 0x000B, 4, 0x0007, 3, 0x000C, 4, 0x0003, 5, 0x0007, 4, 0x000B, 5,
74 0x0022, 6, 0x0001, 5, 0x0035, 6, 0x0006, 5, 0x0009, 4, 0x0002, 5,
75 0x0021, 6, 0x0008, 5, 0x0037, 6
76 },
77 {
78 0x0067, 8, 0x003E, 7, 0x00E1, 9, 0x0037, 7, 0x0003, 4, 0x0034, 7,
79 0x0065, 8, 0x003C, 7, 0x00E3, 9, 0x0018, 6, 0x0000, 4, 0x003D, 7,
80 0x0004, 4, 0x0001, 1, 0x0005, 4, 0x003F, 7, 0x0001, 4, 0x003B, 7,
81 0x00E2, 9, 0x0039, 7, 0x0064, 8, 0x0035, 7, 0x0002, 4, 0x0036, 7,
82 0x00E0, 9, 0x003A, 7, 0x0066, 8
83 }
84 },
85 {
86 {
87 0x0059, 7, 0x002F, 6, 0x000F, 5, 0x0000, 5, 0x005B, 7, 0x0004, 5,
88 0x0006, 4, 0x000D, 4, 0x0004, 4, 0x0005, 5, 0x0014, 5, 0x000C, 4,
89 0x0004, 3, 0x000F, 4, 0x000E, 5, 0x0003, 5, 0x0003, 4, 0x000E, 4,
90 0x0005, 4, 0x0001, 5, 0x005A, 7, 0x0002, 5, 0x0015, 5, 0x002E, 6,
91 0x0058, 7
92 },
93 {
94 0x0399, 10, 0x0071, 7, 0x0033, 6, 0x00E7, 8, 0x039A, 10, 0x0068, 7,
95 0x001E, 5, 0x0000, 3, 0x001D, 5, 0x0069, 7, 0x0032, 6, 0x0001, 3,
96 0x0002, 2, 0x0003, 3, 0x0031, 6, 0x006B, 7, 0x001B, 5, 0x0002, 3,
97 0x001F, 5, 0x0070, 7, 0x0398, 10, 0x006A, 7, 0x0030, 6, 0x0072, 7,
98 0x039B, 10
99 }
100 },
101 {
102 {
103 0x000C, 4, 0x0004, 3, 0x0000, 2, 0x0001, 2, 0x0007, 3, 0x0005, 3, 0x000D, 4
104 },
105 {
106 0x0004, 5, 0x0003, 4, 0x0002, 2, 0x0003, 2, 0x0001, 2, 0x0000, 3, 0x0005, 5
107 }
108 },
109 {
110 {
111 0x0005, 4, 0x0000, 3, 0x0004, 3, 0x0006, 3, 0x0007, 3, 0x0005, 3, 0x0003, 3, 0x0001, 3, 0x0004, 4
112 },
113 {
114 0x0009, 5, 0x000C, 4, 0x0003, 3, 0x0000, 2, 0x0002, 2, 0x0007, 3, 0x000D, 4, 0x0005, 4, 0x0008, 5
115 }
116 },
117 {
118 {
119 0x0039, 6, 0x0017, 5, 0x0008, 4, 0x000A, 4, 0x000D, 4, 0x0000, 3,
120 0x0002, 3, 0x0003, 3, 0x0001, 3, 0x000F, 4, 0x000C, 4, 0x0009, 4,
121 0x001D, 5, 0x0016, 5, 0x0038, 6,
122 },
123 {
124 0x00E5, 8, 0x0038, 6, 0x0007, 5, 0x0002, 4, 0x0000, 3, 0x0003, 3,
125 0x0005, 3, 0x0006, 3, 0x0004, 3, 0x0002, 3, 0x000F, 4, 0x001D, 5,
126 0x0006, 5, 0x0073, 7, 0x00E4, 8,
127 },
128 },
129 {
130 {
131 0x0041, 7, 0x0006, 6, 0x002C, 6, 0x002D, 6, 0x003B, 6, 0x000D, 5,
132 0x0011, 5, 0x0013, 5, 0x0017, 5, 0x0015, 5, 0x001A, 5, 0x001E, 5,
133 0x0000, 4, 0x0002, 4, 0x0005, 4, 0x0007, 4, 0x0003, 4, 0x0004, 4,
134 0x001F, 5, 0x001C, 5, 0x0019, 5, 0x001B, 5, 0x0018, 5, 0x0014, 5,
135 0x0012, 5, 0x000C, 5, 0x0002, 5, 0x003A, 6, 0x0021, 6, 0x0007, 6,
136 0x0040, 7
137 },
138 {
139 0x1948, 13, 0x194A, 13, 0x0328, 10, 0x0195, 9, 0x00CB, 8, 0x0066, 7,
140 0x0031, 6, 0x0009, 5, 0x000F, 5, 0x001F, 5, 0x0002, 4, 0x0006, 4,
141 0x0008, 4, 0x000B, 4, 0x000D, 4, 0x0000, 3, 0x000E, 4, 0x000A, 4,
142 0x0009, 4, 0x0005, 4, 0x0003, 4, 0x001E, 5, 0x000E, 5, 0x0008, 5,
143 0x0030, 6, 0x0067, 7, 0x00C9, 8, 0x00C8, 8, 0x0653, 11, 0x1949, 13,
144 0x194B, 13
145 }
146 },
147 {
148 {
149 0x0067, 8, 0x0099, 8, 0x00B5, 8, 0x00E9, 8, 0x0040, 7, 0x0041, 7,
150 0x004D, 7, 0x0051, 7, 0x005B, 7, 0x0071, 7, 0x0070, 7, 0x0018, 6,
151 0x001D, 6, 0x0023, 6, 0x0025, 6, 0x0029, 6, 0x002C, 6, 0x002E, 6,
152 0x0033, 6, 0x0031, 6, 0x0036, 6, 0x0037, 6, 0x0039, 6, 0x003C, 6,
153 0x0000, 5, 0x0002, 5, 0x000A, 5, 0x0005, 5, 0x0009, 5, 0x0006, 5,
154 0x000D, 5, 0x0007, 5, 0x000B, 5, 0x000F, 5, 0x0008, 5, 0x0004, 5,
155 0x0003, 5, 0x0001, 5, 0x003F, 6, 0x003E, 6, 0x003D, 6, 0x0035, 6,
156 0x003B, 6, 0x0034, 6, 0x0030, 6, 0x002F, 6, 0x002B, 6, 0x002A, 6,
157 0x0027, 6, 0x0024, 6, 0x0021, 6, 0x001C, 6, 0x0075, 7, 0x0065, 7,
158 0x0064, 7, 0x0050, 7, 0x0045, 7, 0x0044, 7, 0x0032, 7, 0x00E8, 8,
159 0x00B4, 8, 0x0098, 8, 0x0066, 8
160 },
161 {
162 0x37A4, 14, 0x37AD, 14, 0x37A6, 14, 0x37AE, 14, 0x0DEA, 12, 0x02F0, 10,
163 0x02F1, 10, 0x00A0, 9, 0x00A2, 9, 0x01BC, 9, 0x007A, 8, 0x00DF, 8,
164 0x003C, 7, 0x0049, 7, 0x006E, 7, 0x000E, 6, 0x0018, 6, 0x0019, 6,
165 0x0022, 6, 0x0025, 6, 0x0036, 6, 0x0003, 5, 0x0009, 5, 0x000B, 5,
166 0x0010, 5, 0x0013, 5, 0x0015, 5, 0x0018, 5, 0x001A, 5, 0x001D, 5,
167 0x001F, 5, 0x0002, 4, 0x0000, 4, 0x001E, 5, 0x001C, 5, 0x0019, 5,
168 0x0016, 5, 0x0014, 5, 0x000E, 5, 0x000D, 5, 0x0008, 5, 0x0006, 5,
169 0x0002, 5, 0x002E, 6, 0x0023, 6, 0x001F, 6, 0x0015, 6, 0x000F, 6,
170 0x005F, 7, 0x0048, 7, 0x0029, 7, 0x00BD, 8, 0x007B, 8, 0x0179, 9,
171 0x00A1, 9, 0x037B, 10, 0x0147, 10, 0x0146, 10, 0x0DE8, 12, 0x37AF, 14,
172 0x37A7, 14, 0x37AC, 14, 0x37A5, 14
173 }
174 }
175 };
176
177 static const float mpc7_SCF[128] = {
178 307.330047607421875000, 255.999984741210937500, 213.243041992187500000, 177.627334594726562500,
179 147.960128784179687500, 123.247924804687500000, 102.663139343261718750, 85.516410827636718750,
180 71.233520507812500000, 59.336143493652343750, 49.425861358642578125, 41.170787811279296875,
181 34.294471740722656250, 28.566631317138671875, 23.795452117919921875, 19.821151733398437500,
182 16.510635375976562500, 13.753040313720703125, 11.456016540527343750, 9.542640686035156250,
183 7.948835372924804688, 6.621226310729980469, 5.515353679656982422, 4.594182968139648438,
184 3.826865673065185547, 3.187705039978027344, 2.655296564102172852, 2.211810588836669922,
185 1.842395424842834473, 1.534679770469665527, 1.278358578681945801, 1.064847946166992188,
186 0.886997759342193604, 0.738851964473724365, 0.615449428558349609, 0.512657463550567627,
187 0.427033752202987671, 0.355710864067077637, 0.296300262212753296, 0.246812388300895691,
188 0.205589950084686279, 0.171252459287643433, 0.142649993300437927, 0.118824683129787445,
189 0.098978661000728607, 0.082447312772274017, 0.068677015602588654, 0.057206626981496811,
190 0.047652013599872589, 0.039693206548690796, 0.033063672482967377, 0.027541399002075195,
191 0.022941453382372856, 0.019109787419438362, 0.015918083488941193, 0.013259455561637878,
192 0.011044870130717754, 0.009200163185596466, 0.007663558237254620, 0.006383595988154411,
193 0.005317411851137877, 0.004429301247000694, 0.003689522389322519, 0.003073300700634718,
194 0.002560000168159604, 0.002132430672645569, 0.001776273478753865, 0.001479601487517357,
195 0.001232479466125369, 0.001026631565764546, 0.000855164253152907, 0.000712335284333676,
196 0.000593361502978951, 0.000494258652906865, 0.000411707907915115, 0.000342944724252447,
197 0.000285666319541633, 0.000237954518524930, 0.000198211506358348, 0.000165106350323185,
198 0.000137530398205854, 0.000114560163638089, 0.000095426403277088, 0.000079488345363643,
199 0.000066212254751008, 0.000055153526773211, 0.000045941822463647, 0.000038268648495432,
200 0.000031877043511486, 0.000026552961571724, 0.000022118103515822, 0.000018423952496960,
201 0.000015346795407822, 0.000012783583770215, 0.000010648477655195, 0.000008869976227288,
202 0.000007388518497464, 0.000006154492893984, 0.000005126573796588, 0.000004270336830814,
203 0.000003557107902452, 0.000002963002089018, 0.000002468123511790, 0.000002055899130937,
204 0.000001712524181130, 0.000001426499579793, 0.000001188246528727, 0.000000989786371974,
205 0.000000824472920158, 0.000000686770022185, 0.000000572066142013, 0.000000476520028769,
206 0.000000396931966407, 0.000000330636652279, 0.000000275413924555, 0.000000229414467867,
207 0.000000191097811353, 0.000000159180785886, 0.000000132594522029, 0.000000110448674207,
208 0.000000092001613439, 0.000000076635565449, 0.000000063835940978, 0.000000053174105119,
209 0.000000044293003043, 0.000000036895215771, 0.000000030733001921, 0.000000025599996789
210 };
211
212 #endif // AVCODEC_MPCDATA_H