Cross Reference: /external/aac/libAACdec/src/aacdec

Lines Matching refs:band
614       pDrcBs->channelData.numBands    =  1;                            /* One band ... */
624       pDrcBs->channelData.numBands    =  1;                            /* One band ... */
855   int band, top, bin, numBands;
937   for (band = 0; band < numBands; band++)
939     UCHAR drcVal = pDrcChData->drcValue[band];
940     top = fixMin((int)( (pDrcChData->bandTop[band]+1)<<2 ), aacFrameSize);
942     fact_mantissa[band] = FL2FXCONST_DBL(0.5f);
943     fact_exponent[band] = 1;
958         fact_mantissa[band] =
965         fact_mantissa[band] = fMult(FL2FXCONST_DBL(0.99990790084), fact_mantissa[band]);
967         fact_exponent[band] = DVB_COMPRESSION_SCALE - valX + compressionFactorVal_e;
976      * if pDrcChData->drcSgn[band] is 
977      *  1 then gain is < 1 :  factor = 2^(-self->cut   * pDrcChData->drcMag[band] / 24)
978      *  0 then gain is > 1 :  factor = 2^( self->boost * pDrcChData->drcMag[band] / 24)
984       fact_mantissa[band] =
987                 &fact_exponent[band] );
991     fact_mantissa[band]  = fMult(fact_mantissa[band], norm_mantissa);
992     fact_exponent[band] += norm_exponent;
1006     for (band = 0; band < numBands; band++) {
1007       max_mantissa = fixMax(max_mantissa, fact_mantissa[band]);
1008       max_exponent = fixMax(max_exponent, fact_exponent[band]);
1014     /* above topmost DRC band gain factor is 1 */
1021       for (band = 0; band < numBands; band++) {
1022         fact_mantissa[band] <<= res;
1023         fact_exponent[band]  -= res;
1028     for (band = 0; band < numBands; band++) {
1029       if (fact_exponent[band] < max_exponent) {
1030         fact_mantissa[band] >>= max_exponent - fact_exponent[band];
1032       if (fact_mantissa[band] != FL2FXCONST_DBL(0.5f)) {
1055       for (band = 0; band < numBands; band++)
1057         top = fixMin((int)( (pDrcChData->bandTop[band]+1)<<2 ), aacFrameSize);   /* ... * DRC_BAND_MULT; */
1060           pSpectralCoefficient[bin] = fMult(pSpectralCoefficient[bin], fact_mantissa[band]);
1067     /* above topmost DRC band gain factor is 1 */