FreeCalypso > hg > gsm-codec-lib
annotate libtwamr/d2_9pf.h @ 461:a53225b44ea5
further refinement of build system:
follow general free sw standards as much as possible
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 11 May 2024 07:09:59 +0000 |
parents | 2303ba1490dd |
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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 : d2_9pf.h |
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11 * Purpose : Algebraic codebook decoder |
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12 * |
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13 ***************************************************************************** |
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14 */ |
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15 #ifndef d2_9pf_h |
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16 #define d2_9pf_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 "typedef.h" |
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24 |
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25 /* |
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26 ***************************************************************************** |
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27 * LOCAL VARIABLES AND TABLES |
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28 ***************************************************************************** |
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29 */ |
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30 |
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31 /* |
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32 ***************************************************************************** |
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33 * DEFINITION OF DATA TYPES |
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34 ***************************************************************************** |
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35 */ |
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36 |
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37 /* |
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38 ***************************************************************************** |
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39 * DECLARATION OF PROTOTYPES |
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40 ***************************************************************************** |
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41 */ |
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42 /************************************************************************* |
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43 * |
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44 * FUNCTION: decode_2i40_9bits (decod_ACELP()) |
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45 * |
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46 * PURPOSE: Algebraic codebook decoder for 2 pulses coded with 9 bits |
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47 * |
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48 *************************************************************************/ |
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49 |
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50 void decode_2i40_9bits( |
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51 Word16 subNr, /* i : subframe number */ |
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52 Word16 sign, /* i : signs of 2 pulses. */ |
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53 Word16 index, /* i : Positions of the 2 pulses. */ |
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54 Word16 cod[] /* o : algebraic (fixed) codebook excitation */ |
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55 ); |
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56 |
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57 #endif |