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annotate libtwamr/spstproc.h @ 458:e26b974f7ba3

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doc/AMR-study-utils: update for the current situation
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 10 May 2024 18:45:36 +0000
parents a37687c6ff22
children
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a37687c6ff22 libtwamr: integrate spstproc.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 : subframePostProc.h
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11 * Purpose : Subframe post processing
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12 *
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13 ********************************************************************************
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14 */
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15 #ifndef spstproc_h
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16 #define spstproc_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 * LOCAL VARIABLES AND TABLES
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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 ********************************************************************************
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34 * PUBLIC PROGRAM CODE
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35 ********************************************************************************
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36 */
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37
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38 int subframePostProc(
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39 Word16 *speech, /* i : speech segment */
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40 enum Mode mode, /* i : coder mode */
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41 Word16 i_subfr, /* i : Subframe nr */
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42 Word16 gain_pit, /* i : Pitch gain Q14 */
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43 Word16 gain_code, /* i : Decoded innovation gain */
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44 Word16 *Aq, /* i : A(z) quantized for the 4 subframes */
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45 Word16 synth[], /* i : Local snthesis */
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46 Word16 xn[], /* i : Target vector for pitch search */
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47 Word16 code[], /* i : Fixed codebook exitation */
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48 Word16 y1[], /* i : Filtered adaptive exitation */
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49 Word16 y2[], /* i : Filtered fixed codebook excitation */
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50 Word16 *mem_syn, /* i/o : memory of synthesis filter */
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51 Word16 *mem_err, /* o : pointer to error signal */
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52 Word16 *mem_w0, /* o : memory of weighting filter */
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53 Word16 *exc, /* o : long term prediction residual */
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54 Word16 *sharp /* o : pitch sharpening value */
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55 );
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56
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57 #endif