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authorXin Li <delphij@google.com>2021-08-14 06:31:12 +0000
committerXin Li <delphij@google.com>2021-08-14 06:31:12 +0000
commita950cd990528f07b93cc5af48145e7cb6bfeb3ca (patch)
treec6a1ddee22e29d9ea00ec2523071a711368189cd /libFDK/src/FDK_hybrid.cpp
parent6d10f91a77002b6371ebada491f507ef974ca572 (diff)
parentdcb2d8bd81e4f71007abed9bc89d67580a56b93a (diff)
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Merge sc-dev-plus-aosp-without-vendor@7634622
Merged-In: I18d2a0819145e1f02c8868674eab081ab243f0a9 Change-Id: Ia7a8fba7d5108dd4281a47b1aa15966bb6eee947
Diffstat (limited to 'libFDK/src/FDK_hybrid.cpp')
-rw-r--r--libFDK/src/FDK_hybrid.cpp26
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;