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Searched refs:iLog4 (Results 1 – 6 of 6) sorted by relevance

/frameworks/av/media/libstagefright/codecs/aacenc/basic_op/
Doper_32b.c212 Word16 iLog4(Word32 value) in iLog4() function
214 Word16 iLog4; in iLog4() local
219 iLog4 = norm_l(value); in iLog4()
220 tmp = (value << iLog4); in iLog4()
227 iLog4 = (-(iLog4 << 2) - norm_s(tmp16)) - 1; in iLog4()
230 iLog4 = -128; /* -(INT_BITS*4); */ in iLog4()
233 return iLog4; in iLog4()
Dtypedefs.h175 #define iLog4 ADD_PREFIX(iLog4) macro
Doper_32b.h40 Word16 iLog4(Word32 value);
/frameworks/av/media/libstagefright/codecs/aacenc/src/
Dsf_estim.c120 logSfbFormFactor[i] = iLog4(accu); in CalcFormFactorChannel()
121 logSfbEnergy[i] = iLog4(psyOutChan->sfbEnergy[i]); in CalcFormFactorChannel()
739 thresholdPart = iLog4(thresh); in EstimateScaleFactorsChannel()
743 minSfMaxQuant[i] = iLog4(maxSpec) - 68; /* 68 -16/3*log(MAX_QUANT+0.5-logCon)/log(2) + 1 */ in EstimateScaleFactorsChannel()
Dline_pe.c101 ldThr = iLog4(thres); in calcSfbPe()
Dadj_thr.c121 log_avgEn = iLog4(avgEn); in adaptMinSnr()
142 snrRed = minSnrRed * iLog4((psyOutChan->sfbMinSnr[sfbOffs+sfb] << 16)); in adaptMinSnr()
671 enDiff = iLog4(avgEn) - iLog4(minEn); in allowMoreHoles()