FreeCalypso > hg > gsm-codec-lib
annotate libtwamr/g_pitch.h @ 391:be8edf9e6bc1
libtwamr: integrate pitch_fr.c
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 06 May 2024 18:30:00 +0000 |
parents | bd4f660eb75a |
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libtwamr: integrate g_pitch.c
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1 /* |
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2 ******************************************************************************** |
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3 * |
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4 * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001 |
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5 * R99 Version 3.3.0 |
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6 * REL-4 Version 4.1.0 |
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7 * |
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8 ******************************************************************************** |
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9 * |
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10 * File : g_pitch.h |
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11 * Purpose : Compute the pitch (adaptive codebook) gain. |
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12 * |
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13 ******************************************************************************** |
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14 */ |
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15 #ifndef g_pitch_h |
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16 #define g_pitch_h "$Id $" |
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17 |
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18 /* |
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19 ******************************************************************************** |
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20 * INCLUDE FILES |
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21 ******************************************************************************** |
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22 */ |
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23 #include "tw_amr.h" |
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24 #include "typedef.h" |
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25 |
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26 /* |
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27 ******************************************************************************** |
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28 * DECLARATION OF PROTOTYPES |
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29 ******************************************************************************** |
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30 */ |
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31 Word16 G_pitch ( /* o : Gain of pitch lag saturated to 1.2 */ |
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32 enum Mode mode, /* i : AMR mode */ |
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33 Word16 xn[], /* i : Pitch target. */ |
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34 Word16 y1[], /* i : Filtered adaptive codebook. */ |
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35 Word16 g_coeff[], /* i : Correlations need for gain quantization. |
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36 (7.4 only). Pass NULL if not needed */ |
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37 Word16 L_subfr /* i : Length of subframe. */ |
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38 ); |
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39 |
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40 #endif |