FreeCalypso > hg > gsmhr-codec-ref
view sp_frm.h @ 6:9cbb19619a9f default tip
README: punctuation fix
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 20 Aug 2024 19:00:23 +0000 |
parents | 9008dbc8ca74 |
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#ifndef __SP_FRM #define __SP_FRM #include "typedefs.h" #include "sp_rom.h" struct QuantList { /* structure which points to the beginning of a block of candidate vq * vectors. It also stores the residual error for each vector. */ int iNum; /* total number in list */ int iRCIndex; /* an index to the first vector of the * block */ Shortword pswPredErr[PREQ1_NUM_OF_ROWS]; /* PREQ1 is the biggest block */ }; /*_________________________________________________________________________ | | | Function Prototypes | |_________________________________________________________________________| */ void iir_d(Shortword pswCoeff[], Shortword pswIn[], Shortword pswXstate[], Shortword pswYstate[], int npts, int shifts, Shortword swPreFirDownSh, Shortword swFinalUpShift); void filt4_2nd(Shortword pswCoeff[], Shortword pswIn[], Shortword pswXstate[], Shortword pswYstate[], int npts, int shifts); void initPBarVBarL(Longword pL_PBarFull[], Shortword pswPBar[], Shortword pswVBar[]); void initPBarFullVBarFullL(Longword pL_CorrelSeq[], Longword pL_PBarFull[], Longword pL_VBarFull[]); Shortword aflatRecursion(Shortword pswQntRc[], Shortword pswPBar[], Shortword pswVBar[], Shortword *ppswPAddrs[], Shortword *ppswVAddrs[], Shortword swSegmentOrder); void aflatNewBarRecursionL(Shortword pswQntRc[], int iSegment, Longword pL_PBar[], Longword pL_VBar[], Shortword pswPBar[], Shortword pswVBar[]); void setupPreQ(int iSeg, int iVector); void setupQuant(int iSeg, int iVector); void getNextVec(Shortword pswRc[]); void aflat(Shortword pswSpeechToLPC[], int piR0Index[], Shortword pswFinalRc[], int piVQCodewds[], Shortword swPtch, Shortword *pswVadFlag, Shortword *pswSP); Shortword fnExp2(Longword L_Input); Shortword fnLog2(Longword L_Input); void weightSpeechFrame(Shortword pswSpeechFrm[], Shortword pswWNumSpace[], Shortword pswWDenomSpace[], Shortword pswWSpeechBuffBase[]); void getSfrmLpcTx(Shortword swPrevR0, Shortword swNewR0, Shortword pswPrevFrmKs[], Shortword pswPrevFrmAs[], Shortword pswPrevFrmSNWCoef[], Shortword pswNewFrmKs[], Shortword pswNewFrmAs[], Shortword pswNewFrmSNWCoef[], Shortword pswHPFSpeech[], short *pswSoftInterp, struct NormSw *psnsSqrtRs, Shortword ppswSynthAs[][NP], Shortword ppswSNWCoefAs[][NP]); short int fnBest_CG(Shortword pswCframe[], Shortword pswGframe[], Shortword *pswCmaxSqr, Shortword *pswGmax, short int siNumPairs); short compResidEnergy(Shortword pswSpeech[], Shortword ppswInterpCoef[][NP], Shortword pswPreviousCoef[], Shortword pswCurrentCoef[], struct NormSw psnsSqrtRs[]); Shortword r0Quant(Longword L_UnqntzdR0); Shortword cov32(Shortword pswIn[], Longword pppL_B[NP][NP][2], Longword pppL_F[NP][NP][2], Longword pppL_C[NP][NP][2], Longword *pL_R0, Longword pL_VadAcf[], Shortword *pswVadScalAuto); Longword flat(Shortword pswSpeechIn[], Shortword pswRc[], int *piR0Inx, Longword pL_VadAcf[], Shortword *pswVadScalAuto); void openLoopLagSearch(Shortword pswWSpeech[], Shortword swPrevR0Index, Shortword swCurrR0Index, Shortword *psiUVCode, Shortword pswLagList[], Shortword pswNumLagList[], Shortword pswPitchBuf[], Shortword pswHNWCoefBuf[], struct NormSw psnsWSfrmEng[], Shortword pswVadLags[], Shortword swSP); Shortword getCCThreshold(Shortword swRp0, Shortword swCC, Shortword swG); void pitchLags(Shortword swBestIntLag, Shortword pswIntCs[], Shortword pswIntGs[], Shortword swCCThreshold, Shortword pswLPeaksSorted[], Shortword pswCPeaksSorted[], Shortword pswGPeaksSorted[], Shortword *psiNumSorted, Shortword *pswPitch, Shortword *pswHNWCoef); short CGInterpValid(Shortword swFullResLag, Shortword pswCIn[], Shortword pswGIn[], Shortword pswLOut[], Shortword pswCOut[], Shortword pswGOut[]); void CGInterp(Shortword pswLIn[], short siNum, Shortword pswCIn[], Shortword pswGIn[], short siLoIntLag, Shortword pswCOut[], Shortword pswGOut[]); Shortword quantLag(Shortword swRawLag, Shortword *psiCode); void findBestInQuantList(struct QuantList psqlInList, int iNumVectOut, struct QuantList psqlBestOutList[]); Shortword findPeak(Shortword swSingleResLag, Shortword pswCIn[], Shortword pswGIn[]); void bestDelta(Shortword pswLagList[], Shortword pswCSfrm[], Shortword pswGSfrm[], short int siNumLags, short int siSfrmIndex, Shortword pswLTraj[], Shortword pswCCTraj[], Shortword pswGTraj[]); Shortword maxCCOverGWithSign(Shortword pswCIn[], Shortword pswGIn[], Shortword *pswCCMax, Shortword *pswGMax, Shortword swNum); void getNWCoefs(Shortword pswACoefs[], Shortword pswHCoefs[]); #endif