FreeCalypso > hg > gsm-codec-lib
annotate libgsmefr/lsp_lsf.tab @ 467:ad032051166a
doc: AMR-EFR-hybrid-emu new article
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sun, 12 May 2024 23:54:43 +0000 |
parents | 37e39cad5838 |
children |
rev | line source |
---|---|
41
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1 /*-----------------------------------------------------* |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
2 | Tables for function Lsf_lsp() and Lsp_lsf() | |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
3 -----------------------------------------------------*/ |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
4 |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
5 /* table of cos(x) */ |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
6 |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
7 static const Word16 table[65] = |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
8 { |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
9 32767, 32729, 32610, 32413, 32138, 31786, 31357, 30853, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
10 30274, 29622, 28899, 28106, 27246, 26320, 25330, 24279, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
11 23170, 22006, 20788, 19520, 18205, 16846, 15447, 14010, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
12 12540, 11039, 9512, 7962, 6393, 4808, 3212, 1608, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
13 0, -1608, -3212, -4808, -6393, -7962, -9512, -11039, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
14 -12540, -14010, -15447, -16846, -18205, -19520, -20788, -22006, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
15 -23170, -24279, -25330, -26320, -27246, -28106, -28899, -29622, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
16 -30274, -30853, -31357, -31786, -32138, -32413, -32610, -32729, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
17 (Word16) 0x8000 |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
18 }; |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
19 |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
20 /* 0x8000 = -32768 (used to silence the compiler) */ |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
21 |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
22 /* slope used to compute y = acos(x) */ |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
23 |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
24 static const Word16 slope[64] = |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
25 { |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
26 -26887, -8812, -5323, -3813, -2979, -2444, -2081, -1811, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
27 -1608, -1450, -1322, -1219, -1132, -1059, -998, -946, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
28 -901, -861, -827, -797, -772, -750, -730, -713, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
29 -699, -687, -677, -668, -662, -657, -654, -652, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
30 -652, -654, -657, -662, -668, -677, -687, -699, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
31 -713, -730, -750, -772, -797, -827, -861, -901, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
32 -946, -998, -1059, -1132, -1219, -1322, -1450, -1608, |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
33 -1811, -2081, -2444, -2979, -3813, -5323, -8812, -26887 |
37e39cad5838
libgsmefr/*.tab: import from ETSI code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
34 }; |