diff options
Diffstat (limited to 'libFDK/src/FDK_hybrid.cpp')
| -rw-r--r-- | libFDK/src/FDK_hybrid.cpp | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/libFDK/src/FDK_hybrid.cpp b/libFDK/src/FDK_hybrid.cpp index 08d32a8..d208abd 100644 --- a/libFDK/src/FDK_hybrid.cpp +++ b/libFDK/src/FDK_hybrid.cpp @@ -1,7 +1,7 @@ /* ----------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten +© Copyright 1995 - 2020 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -539,11 +539,11 @@ static void dualChannelFiltering(const FIXP_DBL *const pQmfReal, i6 = pQmfImag[pReadIdx[6]] >> 2; FDK_ASSERT((invert == 0) || (invert == 1)); - mHybridReal[0 + invert] = (r6 + r1) << 1; - mHybridImag[0 + invert] = (i6 + i1) << 1; + mHybridReal[0 + invert] = SATURATE_LEFT_SHIFT((r6 + r1), 1, DFRACT_BITS); + mHybridImag[0 + invert] = SATURATE_LEFT_SHIFT((i6 + i1), 1, DFRACT_BITS); - mHybridReal[1 - invert] = (r6 - r1) << 1; - mHybridImag[1 - invert] = (i6 - i1) << 1; + mHybridReal[1 - invert] = SATURATE_LEFT_SHIFT((r6 - r1), 1, DFRACT_BITS); + mHybridImag[1 - invert] = SATURATE_LEFT_SHIFT((i6 - i1), 1, DFRACT_BITS); } static void fourChannelFiltering(const FIXP_DBL *const pQmfReal, @@ -766,15 +766,15 @@ static void eightChannelFiltering(const FIXP_DBL *const pQmfReal, mHybridReal[3] = pfft[FFT_IDX_R(1)] << sc; mHybridImag[3] = pfft[FFT_IDX_I(1)] << sc; - mHybridReal[4] = pfft[FFT_IDX_R(2)] << sc; - mHybridReal[4] += pfft[FFT_IDX_R(5)] << sc; - mHybridImag[4] = pfft[FFT_IDX_I(2)] << sc; - mHybridImag[4] += pfft[FFT_IDX_I(5)] << sc; + mHybridReal[4] = SATURATE_LEFT_SHIFT( + (pfft[FFT_IDX_R(2)] + pfft[FFT_IDX_R(5)]), sc, DFRACT_BITS); + mHybridImag[4] = SATURATE_LEFT_SHIFT( + (pfft[FFT_IDX_I(2)] + pfft[FFT_IDX_I(5)]), sc, DFRACT_BITS); - mHybridReal[5] = pfft[FFT_IDX_R(3)] << sc; - mHybridReal[5] += pfft[FFT_IDX_R(4)] << sc; - mHybridImag[5] = pfft[FFT_IDX_I(3)] << sc; - mHybridImag[5] += pfft[FFT_IDX_I(4)] << sc; + mHybridReal[5] = SATURATE_LEFT_SHIFT( + (pfft[FFT_IDX_R(3)] + pfft[FFT_IDX_R(4)]), sc, DFRACT_BITS); + mHybridImag[5] = SATURATE_LEFT_SHIFT( + (pfft[FFT_IDX_I(3)] + pfft[FFT_IDX_I(4)]), sc, DFRACT_BITS); } else { for (k = 0; k < 8; k++) { mHybridReal[k] = pfft[FFT_IDX_R(k)] << sc; |