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annotate src/grid.tab @ 2:c511bfb36c2a

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beginning of EFR2 decoder, using AMR version of AGC module
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 03 Apr 2024 05:47:51 +0000
parents 56410792419a
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 /*-------------------------------------------------------------*
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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2 * Table for az_lsf() *
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Mychaela Falconia <falcon@freecalypso.org>
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3 * *
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Mychaela Falconia <falcon@freecalypso.org>
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4 * grid[0] = 1.0; *
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Mychaela Falconia <falcon@freecalypso.org>
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5 * grid[grid_points+1] = -1.0; *
56410792419a src: original EFR source from ETSI
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6 * for (i = 1; i < grid_points; i++) *
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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7 * grid[i] = cos((6.283185307*i)/(2.0*grid_points)); *
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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8 * *
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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9 *-------------------------------------------------------------*/
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Mychaela Falconia <falcon@freecalypso.org>
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10
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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11 #define grid_points 60
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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12
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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13 static const Word16 grid[grid_points + 1] =
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Mychaela Falconia <falcon@freecalypso.org>
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14 {
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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15 32760, 32723, 32588, 32364, 32051, 31651,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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16 31164, 30591, 29935, 29196, 28377, 27481,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
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17 26509, 25465, 24351, 23170, 21926, 20621,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
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18 19260, 17846, 16384, 14876, 13327, 11743,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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19 10125, 8480, 6812, 5126, 3425, 1714,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 0, -1714, -3425, -5126, -6812, -8480,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 -10125, -11743, -13327, -14876, -16384, -17846,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
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22 -19260, -20621, -21926, -23170, -24351, -25465,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 -26509, -27481, -28377, -29196, -29935, -30591,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 -31164, -31651, -32051, -32364, -32588, -32723,
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
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25 -32760
56410792419a src: original EFR source from ETSI
Mychaela Falconia <falcon@freecalypso.org>
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26 };