| /external/aac/libFDK/src/ |
| D | dct.cpp | 181 FIXP_DBL xr, accu1, accu2; in dct_III() local
198 cplxMultDiv2(&accu2, &accu1, pDat[L - i], pDat[i], sin_twiddle[i * inc]); in dct_III()
207 cplxMultDiv2(&accu6, &accu5, (accu3 - (accu1 >> 1)), in dct_III()
211 (accu3 - (accu1 >> 1)), sin_twiddle[index]); in dct_III()
214 xr = (accu1 >> 1) + accu3; in dct_III()
235 cplxMultDiv2(&accu2, &accu1, pDat[L - (M / 2)], pDat[M / 2], in dct_III()
237 tmp[M] = accu1 >> 1; in dct_III()
295 FIXP_DBL accu1, accu2; in dct_II() local
329 cplxMultDiv2(&accu1, &accu2, a2, a1, sin_twiddle[index]); in dct_II()
331 cplxMultDiv2(&accu1, &accu2, a1, a2, sin_twiddle[index]); in dct_II()
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| D | autocorr2nd.cpp | 123 FIXP_DBL accu1, accu2, accu3, accu4, accu5; in autoCorr2nd_real() local
140 accu1 = fPow2Div2(pReBuf[0]) SHIFT; in autoCorr2nd_real()
145 accu1 += ((fPow2Div2(pReBuf[0]) + fPow2Div2(pReBuf[1])) SHIFT); in autoCorr2nd_real()
155 accu2 += accu1; in autoCorr2nd_real()
157 accu1 += (fPow2Div2(realBuf[len - 2]) SHIFT); in autoCorr2nd_real()
165 (accu1 | accu2 | fAbs(accu3) | fAbs(accu4) | fAbs(accu5))) - in autoCorr2nd_real()
170 ac->r11r = accu1 << mScale; in autoCorr2nd_real()
195 FIXP_DBL accu0, accu1, accu2, accu3, accu4, accu5, accu6, accu7, accu8; in autoCorr2nd_cplx() local
210 accu1 = accu3 = accu5 = accu7 = accu8 = FL2FXCONST_DBL(0.0f); in autoCorr2nd_cplx()
222 accu1 += ((fPow2Div2(pReBuf[0]) + fPow2Div2(pImBuf[0])) >> len_scale); in autoCorr2nd_cplx()
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| D | FDK_hybrid.cpp | 481 FIXP_DBL accu1 = FL2FXCONST_DBL(0.f); in FDKhybridSynthesisApply() local
486 accu1 += pHybridReal[hybOffset + n]; in FDKhybridSynthesisApply()
489 pQmfReal[k] = accu1; in FDKhybridSynthesisApply()
699 FIXP_DBL accu1, accu2, accu3, accu4; in eightChannelFiltering() local
709 cplxMultDiv2(&accu1, &accu2, pQmfReal[pReadIdx[7]], pQmfImag[pReadIdx[7]], in eightChannelFiltering()
711 pfft[FFT_IDX_R(1)] = accu1; in eightChannelFiltering()
714 cplxMultDiv2(&accu1, &accu2, pQmfReal[pReadIdx[0]], pQmfImag[pReadIdx[0]], in eightChannelFiltering()
718 pfft[FFT_IDX_R(2)] = accu1 + accu3; in eightChannelFiltering()
721 cplxMultDiv2(&accu1, &accu2, pQmfReal[pReadIdx[1]], pQmfImag[pReadIdx[1]], in eightChannelFiltering()
725 pfft[FFT_IDX_R(3)] = accu1 + accu3; in eightChannelFiltering()
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| D | FDK_lpc.cpp | 466 FIXP_DBL accu1 = fMult(tmp, acorr[j]); in CLpc_AutoToParcor() local
468 workBuffer[j] += accu1; in CLpc_AutoToParcor()
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| /external/aac/libSBRdec/src/arm/ |
| D | lpp_tran_arm.cpp | 119 FIXP_DBL real1, real2, imag1, imag2, accu1, accu2; in lppTransposer_func1() local
126 accu1 = fMultDiv2(a0r, real1); in lppTransposer_func1()
128 accu1 = fMultAddDiv2(accu1, a1r, real2); in lppTransposer_func1()
131 accu1 = accu1 - accu2; in lppTransposer_func1()
132 accu1 = accu1 >> dynamicScale; in lppTransposer_func1()
143 accu1 <<= 1; in lppTransposer_func1()
145 accu1 += (real1 >> descale); in lppTransposer_func1()
148 accu1 = scaleValueSaturate(fMultDiv2(accu1, preWhiteningGain), in lppTransposer_func1()
153 qmfBufferReal[i][hiBand] = accu1; in lppTransposer_func1()
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| /external/libxaac/decoder/ |
| D | ixheaacd_aac_tns.c | 107 WORD32 accu1, accu2; in ixheaacd_tns_parcor_to_lpc() local
120 accu1 = (0x40000000 >> (*scale - 1)); in ixheaacd_tns_parcor_to_lpc()
123 z1 = accu1; in ixheaacd_tns_parcor_to_lpc()
126 w[j] = (accu1); in ixheaacd_tns_parcor_to_lpc()
128 accu1 = ixheaacd_add32_sat(accu1, in ixheaacd_tns_parcor_to_lpc()
130 if (ixheaacd_abs32_sat(accu1) == 0x7fffffff) status = 1; in ixheaacd_tns_parcor_to_lpc()
141 lpc[i] = (accu1); in ixheaacd_tns_parcor_to_lpc()
142 accu1 = 0; in ixheaacd_tns_parcor_to_lpc()
145 accu1 = (status - 1); in ixheaacd_tns_parcor_to_lpc()
147 if (accu1 == 0) { in ixheaacd_tns_parcor_to_lpc()
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| D | ixheaacd_tns.c | 85 WORD32 accu1, accu2; in ixheaacd_tns_parcor_lpc_convert_usac() local
98 accu1 = (0x40000000 >> (*scale - 1)); in ixheaacd_tns_parcor_lpc_convert_usac()
101 accu = accu1; in ixheaacd_tns_parcor_lpc_convert_usac()
104 temp_buf2[j] = (accu1); in ixheaacd_tns_parcor_lpc_convert_usac()
106 accu1 = ixheaacd_add32_sat( in ixheaacd_tns_parcor_lpc_convert_usac()
107 accu1, ixheaacd_mult32_shl_sat(parcor[j], temp_buf1[j])); in ixheaacd_tns_parcor_lpc_convert_usac()
108 if (ixheaacd_abs32_sat(accu1) == 0x7fffffff) status = 1; in ixheaacd_tns_parcor_lpc_convert_usac()
121 lpc_coeff[i] = (accu1); in ixheaacd_tns_parcor_lpc_convert_usac()
122 accu1 = 0; in ixheaacd_tns_parcor_lpc_convert_usac()
125 accu1 = (status - 1); in ixheaacd_tns_parcor_lpc_convert_usac()
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| /external/aac/libSBRdec/src/ |
| D | lpp_tran.cpp | 225 FIXP_DBL accu1, accu2; in calc_qmfBufferReal() local
229 accu1 = fMultDiv2(a1r, lowBandReal[i]); in calc_qmfBufferReal()
230 accu1 = (fMultDiv2(a0r, lowBandReal[i + 1]) + accu1); in calc_qmfBufferReal()
231 accu1 = accu1 >> dynamicScale; in calc_qmfBufferReal()
233 accu1 <<= 1; in calc_qmfBufferReal()
235 qmfBufferReal[i + startSample][hiBand] = accu1 + accu2; in calc_qmfBufferReal()
750 FIXP_DBL accu1, accu2; in lppTransposer() local
751 accu1 = lowBandReal[LPC_ORDER + i] >> descale; in lppTransposer()
754 accu1 = scaleValueSaturate( in lppTransposer()
755 fMultDiv2(accu1, preWhiteningGains[loBand]), in lppTransposer()
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| /external/aac/libSBRenc/src/ |
| D | tran_det.cpp | 197 FIXP_DBL accu1 = FL2FXCONST_DBL(0.f); in spectralChange() local
203 accu1 += scaleValue(Energies[i][j], -energies_e_diff[i]); in spectralChange()
213 accu1 = fMax(accu1, (FIXP_DBL)len1); in spectralChange()
218 tmp0 = fLog2(accu2, accu_e) - fLog2(accu1, accu_e); in spectralChange()
225 accu1 >>= 1; in spectralChange()
231 accu1 >>= 1; in spectralChange()
235 delta_sum += fMult(sqrtFixp(accu1 + accu2), delta); in spectralChange()
269 FIXP_DBL accu1 = FL2FXCONST_DBL(0.0f); in addLowbandEnergies() local
288 accu1 += Energies[ts][k] >> sc1; in addLowbandEnergies()
297 nrgTotal_m = fAddNorm(accu1, (sc1 - 5) - scaleEnergies[0], accu2, in addLowbandEnergies()
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| D | env_est.cpp | 618 FIXP_DBL nrgSum, nrg1, nrg2, accu1, accu2; in getEnvSfbEnergy() local
630 nrgSum = accu1 = accu2 = (FIXP_DBL)0; in getEnvSfbEnergy()
640 accu1 += (nrg1 >> dynScale1); in getEnvSfbEnergy()
645 (accu1 >> fixMin((scaleNrg0 - sc0 - dynScale1), (DFRACT_BITS - 1))) + in getEnvSfbEnergy()
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