FreeCalypso > hg > gsm-codec-lib

annotate libgsmhr1/sp_frm.h @ 624:fd35fd05bc8b

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libgsmhr1/sp_frm.[ch]: constify some function arguments Speech encoder main function calls filt4_2nd(), which in turn calls iir_d(). A pointer comes from a "ROM" table, hence const.
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 12 Mar 2026 03:53:21 +0000
parents ff5857556c44
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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877956ca4601 libgsmhr1/sp_frm.[ch]: import original
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1 #ifndef __SP_FRM
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2 #define __SP_FRM
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3
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4 #include "typedefs.h"
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5 #include "sp_rom.h"
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6
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7
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8 struct QuantList
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9 {
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10 /* structure which points to the beginning of a block of candidate vq
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11 * vectors. It also stores the residual error for each vector. */
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12 int iNum; /* total number in list */
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13 int iRCIndex; /* an index to the first vector of the
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14 * block */
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15 Shortword pswPredErr[PREQ1_NUM_OF_ROWS]; /* PREQ1 is the biggest block */
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16 };
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17
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18 /*_________________________________________________________________________
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19 | |
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20 | Function Prototypes |
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21 |_________________________________________________________________________|
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22 */
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23
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24 void aflat(struct gsmhr_encoder_state *st, Shortword pswSpeechToLPC[],
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25 int piR0Index[], Shortword pswFinalRc[], int piVQCodewds[],
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26 Shortword swPtch, Shortword *pswVadFlag, Shortword *pswSP);
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27
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28 Shortword aflatRecursion(struct gsmhr_encoder_state *st, Shortword pswQntRc[],
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29 Shortword pswPBar[], Shortword pswVBar[],
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30 Shortword *ppswPAddrs[], Shortword *ppswVAddrs[],
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31 Shortword swSegmentOrder);
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32
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33 void getSfrmLpcTx(struct gsmhr_encoder_state *st, Shortword swPrevR0,
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34 Shortword swNewR0,
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35 /* last frm*/
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36 Shortword pswPrevFrmKs[], Shortword pswPrevFrmAs[],
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37 Shortword pswPrevFrmSNWCoef[],
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38 /* this frm*/
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39 Shortword pswNewFrmKs[], Shortword pswNewFrmAs[],
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40 Shortword pswNewFrmSNWCoef[], Shortword pswHPFSpeech[],
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41 /* output */
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42 short *pswSoftInterp, struct NormSw *psnsSqrtRs,
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43 Shortword ppswSynthAs[][NP], Shortword ppswSNWCoefAs[][NP]);
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44
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45 short compResidEnergy(struct gsmhr_encoder_state *st, Shortword pswSpeech[],
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46 Shortword ppswInterpCoef[][NP],
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47 Shortword pswPreviousCoef[],
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48 Shortword pswCurrentCoef[],
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49 struct NormSw psnsSqrtRs[]);
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50
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51 void getNextVec(struct gsmhr_encoder_state *st, Shortword pswRc[]);
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52
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53 void setupPreQ(struct gsmhr_encoder_state *st, int iSeg, int iVector);
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54
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55 void setupQuant(struct gsmhr_encoder_state *st, int iSeg, int iVector);
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56
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57 void weightSpeechFrame(struct gsmhr_encoder_state *st,
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58 Shortword pswSpeechFrm[],
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59 Shortword pswWNumSpace[], Shortword pswWDenomSpace[],
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60 Shortword pswWSpeechBuffBase[]);
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61
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62 void iir_d(const Shortword pswCoeff[], Shortword pswIn[],
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63 Shortword pswXstate[],
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64 Shortword pswYstate[],
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65 int npts, int shifts,
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66 Shortword swPreFirDownSh,
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67 Shortword swFinalUpShift);
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68
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69
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70 void filt4_2nd(const Shortword pswCoeff[],
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71 Shortword pswIn[],
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72 Shortword pswXstate[],
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73 Shortword pswYstate[],
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74 int npts,
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75 int shifts);
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76
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77 void initPBarVBarL(Longword pL_PBarFull[],
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78 Shortword pswPBar[],
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79 Shortword pswVBar[]);
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80
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81 void initPBarFullVBarFullL(Longword pL_CorrelSeq[],
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82 Longword pL_PBarFull[],
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83 Longword pL_VBarFull[]);
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84
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85 void aflatNewBarRecursionL(Shortword pswQntRc[],
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86 int iSegment,
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87 Longword pL_PBar[],
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88 Longword pL_VBar[],
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89 Shortword pswPBar[],
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90 Shortword pswVBar[]);
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91
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92
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93 Shortword fnExp2(Longword L_Input);
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94
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95 Shortword fnLog2(Longword L_Input);
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96
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97 short int fnBest_CG(Shortword pswCframe[],
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98 Shortword pswGframe[],
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99 Shortword *pswCmaxSqr,
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100 Shortword *pswGmax,
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101 short int siNumPairs);
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102
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103 Shortword r0Quant(Longword L_UnqntzdR0);
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104
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105 Shortword cov32(Shortword pswIn[],
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106 Longword pppL_B[NP][NP][2],
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107 Longword pppL_F[NP][NP][2],
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108 Longword pppL_C[NP][NP][2],
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109 Longword *pL_R0,
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110 Longword pL_VadAcf[],
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111 Shortword *pswVadScalAuto);
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112
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113 Longword flat(Shortword pswSpeechIn[],
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114 Shortword pswRc[],
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115 int *piR0Inx,
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116 Longword pL_VadAcf[],
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117 Shortword *pswVadScalAuto);
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118
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119
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120
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121 void openLoopLagSearch(Shortword pswWSpeech[],
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122 Shortword swPrevR0Index,
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123 Shortword swCurrR0Index,
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124 Shortword *psiUVCode,
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125 Shortword pswLagList[],
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126 Shortword pswNumLagList[],
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127 Shortword pswPitchBuf[],
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parents:
diff changeset
128 Shortword pswHNWCoefBuf[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 struct NormSw psnsWSfrmEng[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 Shortword pswVadLags[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 Shortword swSP);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 Shortword getCCThreshold(Shortword swRp0,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 Shortword swCC,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 Shortword swG);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 void pitchLags(Shortword swBestIntLag,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 Shortword pswIntCs[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 Shortword pswIntGs[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 Shortword swCCThreshold,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 Shortword pswLPeaksSorted[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 Shortword pswCPeaksSorted[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 Shortword pswGPeaksSorted[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 Shortword *psiNumSorted,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 Shortword *pswPitch,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 Shortword *pswHNWCoef);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 short CGInterpValid(Shortword swFullResLag,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 Shortword pswCIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 Shortword pswGIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 Shortword pswLOut[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 Shortword pswCOut[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 Shortword pswGOut[]);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 void CGInterp(Shortword pswLIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 short siNum,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 Shortword pswCIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 Shortword pswGIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 short siLoIntLag,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 Shortword pswCOut[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 Shortword pswGOut[]);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 Shortword quantLag(Shortword swRawLag,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 Shortword *psiCode);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 void findBestInQuantList(struct QuantList psqlInList,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 int iNumVectOut,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 struct QuantList psqlBestOutList[]);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 Shortword findPeak(Shortword swSingleResLag,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 Shortword pswCIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 Shortword pswGIn[]);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 void bestDelta(Shortword pswLagList[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 Shortword pswCSfrm[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 Shortword pswGSfrm[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 short int siNumLags,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 short int siSfrmIndex,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 Shortword pswLTraj[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 Shortword pswCCTraj[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 Shortword pswGTraj[]);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 Shortword
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 maxCCOverGWithSign(Shortword pswCIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 Shortword pswGIn[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 Shortword *pswCCMax,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 Shortword *pswGMax,
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 Shortword swNum);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 void getNWCoefs(Shortword pswACoefs[],
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191 Shortword pswHCoefs[]);
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192
877956ca4601 libgsmhr1/sp_frm.[ch]: import original
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 #endif