FreeCalypso > hg > vband-misc

annotate pcmu2efr/ulaw-expand.c @ 21:3eb407b08b4c

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pcmu2efr: confirm that we got 280 distinct outputs so far
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 12 May 2024 03:15:23 +0000
parents 528eef871e23
children
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1 /*
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2 * This module holds the table for expanding from 8-bit PCMU
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3 * to 16-bit linear PCM.
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4 */
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5
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6 #include <stdint.h>
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7
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8 const uint16_t pcmu_decode_table[256] = {
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9 33412, 34436, 35460, 36484, 37508, 38532, 39556, 40580,
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10 41604, 42628, 43652, 44676, 45700, 46724, 47748, 48772,
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11 49540, 50052, 50564, 51076, 51588, 52100, 52612, 53124,
528eef871e23 pcmu2efr project started
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12 53636, 54148, 54660, 55172, 55684, 56196, 56708, 57220,
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13 57604, 57860, 58116, 58372, 58628, 58884, 59140, 59396,
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14 59652, 59908, 60164, 60420, 60676, 60932, 61188, 61444,
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15 61636, 61764, 61892, 62020, 62148, 62276, 62404, 62532,
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16 62660, 62788, 62916, 63044, 63172, 63300, 63428, 63556,
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17 63652, 63716, 63780, 63844, 63908, 63972, 64036, 64100,
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18 64164, 64228, 64292, 64356, 64420, 64484, 64548, 64612,
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19 64660, 64692, 64724, 64756, 64788, 64820, 64852, 64884,
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20 64916, 64948, 64980, 65012, 65044, 65076, 65108, 65140,
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21 65164, 65180, 65196, 65212, 65228, 65244, 65260, 65276,
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22 65292, 65308, 65324, 65340, 65356, 65372, 65388, 65404,
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23 65416, 65424, 65432, 65440, 65448, 65456, 65464, 65472,
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24 65480, 65488, 65496, 65504, 65512, 65520, 65528, 0,
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25 32124, 31100, 30076, 29052, 28028, 27004, 25980, 24956,
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26 23932, 22908, 21884, 20860, 19836, 18812, 17788, 16764,
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27 15996, 15484, 14972, 14460, 13948, 13436, 12924, 12412,
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28 11900, 11388, 10876, 10364, 9852, 9340, 8828, 8316,
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29 7932, 7676, 7420, 7164, 6908, 6652, 6396, 6140,
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30 5884, 5628, 5372, 5116, 4860, 4604, 4348, 4092,
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31 3900, 3772, 3644, 3516, 3388, 3260, 3132, 3004,
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32 2876, 2748, 2620, 2492, 2364, 2236, 2108, 1980,
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33 1884, 1820, 1756, 1692, 1628, 1564, 1500, 1436,
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34 1372, 1308, 1244, 1180, 1116, 1052, 988, 924,
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35 876, 844, 812, 780, 748, 716, 684, 652,
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36 620, 588, 556, 524, 492, 460, 428, 396,
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37 372, 356, 340, 324, 308, 292, 276, 260,
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38 244, 228, 212, 196, 180, 164, 148, 132,
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39 120, 112, 104, 96, 88, 80, 72, 64,
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40 56, 48, 40, 32, 24, 16, 8, 0,
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41 };