diff options
Diffstat (limited to 'fdk-aac/libSBRdec/src/HFgen_preFlat.cpp')
| -rw-r--r-- | fdk-aac/libSBRdec/src/HFgen_preFlat.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/fdk-aac/libSBRdec/src/HFgen_preFlat.cpp b/fdk-aac/libSBRdec/src/HFgen_preFlat.cpp index 96adbb9..ad4caba 100644 --- a/fdk-aac/libSBRdec/src/HFgen_preFlat.cpp +++ b/fdk-aac/libSBRdec/src/HFgen_preFlat.cpp @@ -1,7 +1,7 @@ /* ----------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2018 Fraunhofer-Gesellschaft zur Förderung der angewandten +© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -897,30 +897,31 @@ void sbrDecoder_calculateGainVec(FIXP_DBL **sourceBufferReal, for (i = startSample; i < stopSample; i++) { maxVal |= (FIXP_DBL)((LONG)(sourceBufferReal[i][loBand]) ^ - ((LONG)sourceBufferReal[i][loBand] >> (SAMPLE_BITS - 1))); + ((LONG)sourceBufferReal[i][loBand] >> (DFRACT_BITS - 1))); maxVal |= (FIXP_DBL)((LONG)(sourceBufferImag[i][loBand]) ^ - ((LONG)sourceBufferImag[i][loBand] >> (SAMPLE_BITS - 1))); + ((LONG)sourceBufferImag[i][loBand] >> (DFRACT_BITS - 1))); } if (maxVal != FL2FX_DBL(0.0f)) { - reserve = fixMax(0, CntLeadingZeros(maxVal) - 2); + reserve = CntLeadingZeros(maxVal) - 2; } nrg_ov = nrg = (FIXP_DBL)0; if (scale_nrg_ov > -31) { for (i = startSample; i < overlap; i++) { - nrg_ov += (fPow2Div2(sourceBufferReal[i][loBand] << reserve) + - fPow2Div2(sourceBufferImag[i][loBand] << reserve)) >> - sum_scale_ov; + nrg_ov += + (fPow2Div2(scaleValue(sourceBufferReal[i][loBand], reserve)) + + fPow2Div2(scaleValue(sourceBufferImag[i][loBand], reserve))) >> + sum_scale_ov; } } else { scale_nrg_ov = 0; } if (scale_nrg > -31) { for (i = overlap; i < stopSample; i++) { - nrg += (fPow2Div2(sourceBufferReal[i][loBand] << reserve) + - fPow2Div2(sourceBufferImag[i][loBand] << reserve)) >> + nrg += (fPow2Div2(scaleValue(sourceBufferReal[i][loBand], reserve)) + + fPow2Div2(scaleValue(sourceBufferImag[i][loBand], reserve))) >> sum_scale; } } else { |