95 #define ABS_THRES ((FIXP_DBL)16)
109 static FIXP_DBL spectralChange(FIXP_DBL Energies[NUMBER_TIME_SLOTS_2304][MAX_FREQ_COEFFS],  in spectralChange()
111                                FIXP_DBL EnergyTotal,  in spectralChange()
119   FIXP_DBL delta,tmp0,tmp1,tmp2;  in spectralChange()
120   FIXP_DBL accu1,accu2,delta_sum,result;  in spectralChange()
129   FIXP_DBL   pos_weight;  in spectralChange()
131   pos_weight = /*FL2FXCONST_DBL(1.0)*/ (FIXP_DBL)MAXVAL_DBL - (fMult(pos_weight, pos_weight)<<2);  in spectralChange()
163                                       (EnergyTotal>>NRG_SCALE)+(FIXP_DBL)1,  in spectralChange()
164 …                                (FIXP_DBL)MAXVAL_DBL >> fixMin(scaleEnergies[0],(DFRACT_BITS-1)) );  in spectralChange()
166     delta_sum += (FIXP_DBL)(fMult(sqrtFixp(result), delta));  in spectralChange()
182 static FIXP_DBL addLowbandEnergies(FIXP_DBL **Energies,  in addLowbandEnergies()
190   FIXP_DBL nrgTotal;  in addLowbandEnergies()
191   FIXP_DBL accu1 = FL2FXCONST_DBL(0.0f);  in addLowbandEnergies()
192   FIXP_DBL accu2 = FL2FXCONST_DBL(0.0f);  in addLowbandEnergies()
231 static FIXP_DBL addHighbandEnergies(FIXP_DBL **RESTRICT Energies, /*!< input */  in addHighbandEnergies()
233 …             FIXP_DBL   EnergiesM[NUMBER_TIME_SLOTS_2304][MAX_FREQ_COEFFS], /*!< Combined output */  in addHighbandEnergies()
241   FIXP_DBL nrgTotal;  in addHighbandEnergies()
242   FIXP_DBL accu = FL2FXCONST_DBL(0.0f);  in addHighbandEnergies()
293 FDKsbrEnc_frameSplitter(FIXP_DBL **Energies,  in FDKsbrEnc_frameSplitter()
306     FIXP_DBL delta;  in FDKsbrEnc_frameSplitter()
307     FIXP_DBL EnergiesM[NUMBER_TIME_SLOTS_2304][MAX_FREQ_COEFFS];  in FDKsbrEnc_frameSplitter()
308     FIXP_DBL EnergyTotal,newLowbandEnergy,newHighbandEnergy;  in FDKsbrEnc_frameSplitter()
370 calculateThresholds(FIXP_DBL **RESTRICT Energies,  in calculateThresholds()
372                     FIXP_DBL  *RESTRICT thresholds,  in calculateThresholds()
379   FIXP_DBL mean_val,std_val,temp;  in calculateThresholds()
380   FIXP_DBL i_noCols;  in calculateThresholds()
381   FIXP_DBL i_noCols1;  in calculateThresholds()
382   FIXP_DBL accu,accu0,accu1;  in calculateThresholds()
421       temp = ((FIXP_DBL)mean_val - ((FIXP_DBL)Energies[j][i] >> scaleFactor0))<<shift;  in calculateThresholds()
427       temp = ((FIXP_DBL)mean_val - ((FIXP_DBL)Energies[j][i] >> scaleFactor1))<<shift;  in calculateThresholds()
441             : (FIXP_DBL) 0;  in calculateThresholds()
453 extractTransientCandidates(FIXP_DBL  **RESTRICT Energies,  in extractTransientCandidates()
455                            FIXP_DBL   *RESTRICT thresholds,  in extractTransientCandidates()
456                            FIXP_DBL   *RESTRICT transients,  in extractTransientCandidates()
465   FIXP_DBL i_thres;  in extractTransientCandidates()
466   C_ALLOC_SCRATCH_START(EnergiesTemp, FIXP_DBL, 2*QMF_MAX_TIME_SLOTS);  in extractTransientCandidates()
467   FIXP_DBL *RESTRICT pEnergiesTemp = EnergiesTemp;  in extractTransientCandidates()
484 …e(transients, transients + noCols - addPrevSamples, (tran_off+addPrevSamples) * sizeof (FIXP_DBL));  in extractTransientCandidates()
485   FDKmemclear(transients + tran_off + addPrevSamples, noCols * sizeof (FIXP_DBL));  in extractTransientCandidates()
494     FIXP_DBL thres = thresholds[i];  in extractTransientCandidates()
504         FIXP_DBL tmp = Energies[j][i];  in extractTransientCandidates()
508         FIXP_DBL tmp = Energies[j][i];  in extractTransientCandidates()
513         FIXP_DBL tmp = Energies[j][i];  in extractTransientCandidates()
517         FIXP_DBL tmp = Energies[j][i];  in extractTransientCandidates()
530       FIXP_DBL delta, tran;  in extractTransientCandidates()
533       delta = (FIXP_DBL)0;  in extractTransientCandidates()
534       tran  = (FIXP_DBL)0;  in extractTransientCandidates()
541         if ( delta > (FIXP_DBL)0 ) {  in extractTransientCandidates()
548   C_ALLOC_SCRATCH_END(EnergiesTemp, FIXP_DBL, 2*QMF_MAX_TIME_SLOTS);  in extractTransientCandidates()
553                           FIXP_DBL **Energies,  in FDKsbrEnc_transientDetect()
652     FIXP_DBL bitrateFactor_fix, framedur_fix;  in FDKsbrEnc_InitSbrTransientDetector()
661       bitrateFactor_fix = fDivNorm((FIXP_DBL)totalBitrate, (FIXP_DBL)(codecBitrate<<2),&scale_0);  in FDKsbrEnc_InitSbrTransientDetector()
674     FIXP_DBL tmp = framedur_fix - FL2FXCONST_DBL(0.010);  in FDKsbrEnc_InitSbrTransientDetector()
685     h_sbrTransientDetector->tran_thr = (FIXP_DBL)((params->tran_thr << (32-24-1)) / no_rows);  in FDKsbrEnc_InitSbrTransientDetector()