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-rw-r--r--libSACdec/src/sac_stp.cpp32
1 files changed, 15 insertions, 17 deletions
diff --git a/libSACdec/src/sac_stp.cpp b/libSACdec/src/sac_stp.cpp
index bb66277..0e6affa 100644
--- a/libSACdec/src/sac_stp.cpp
+++ b/libSACdec/src/sac_stp.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 - 2021 Fraunhofer-Gesellschaft zur Förderung der angewandten
Forschung e.V. All rights reserved.
1. INTRODUCTION
@@ -229,15 +229,13 @@ inline void combineSignalCplxScale1(FIXP_DBL *hybOutputRealDry,
int n;
FIXP_DBL scaleY;
for (n = bands - 1; n >= 0; n--) {
- scaleY = fMultDiv2(scaleX, *pBP);
+ scaleY = fMult(scaleX, *pBP);
*hybOutputRealDry = SATURATE_LEFT_SHIFT(
- (*hybOutputRealDry >> 1) +
- (fMultDiv2(*hybOutputRealWet, scaleY) << (SF_SCALE + 1)),
- 1, DFRACT_BITS);
+ (*hybOutputRealDry >> SF_SCALE) + fMult(*hybOutputRealWet, scaleY),
+ SF_SCALE, DFRACT_BITS);
*hybOutputImagDry = SATURATE_LEFT_SHIFT(
- (*hybOutputImagDry >> 1) +
- (fMultDiv2(*hybOutputImagWet, scaleY) << (SF_SCALE + 1)),
- 1, DFRACT_BITS);
+ (*hybOutputImagDry >> SF_SCALE) + fMult(*hybOutputImagWet, scaleY),
+ SF_SCALE, DFRACT_BITS);
hybOutputRealDry++, hybOutputRealWet++;
hybOutputImagDry++, hybOutputImagWet++;
pBP++;
@@ -252,12 +250,12 @@ inline void combineSignalCplxScale2(FIXP_DBL *hybOutputRealDry,
int n;
for (n = bands - 1; n >= 0; n--) {
- *hybOutputRealDry =
- *hybOutputRealDry +
- (fMultDiv2(*hybOutputRealWet, scaleX) << (SF_SCALE + 1));
- *hybOutputImagDry =
- *hybOutputImagDry +
- (fMultDiv2(*hybOutputImagWet, scaleX) << (SF_SCALE + 1));
+ *hybOutputRealDry = SATURATE_LEFT_SHIFT(
+ (*hybOutputRealDry >> SF_SCALE) + fMult(*hybOutputRealWet, scaleX),
+ SF_SCALE, DFRACT_BITS);
+ *hybOutputImagDry = SATURATE_LEFT_SHIFT(
+ (*hybOutputImagDry >> SF_SCALE) + fMult(*hybOutputImagWet, scaleX),
+ SF_SCALE, DFRACT_BITS);
hybOutputRealDry++, hybOutputRealWet++;
hybOutputImagDry++, hybOutputImagWet++;
}
@@ -369,15 +367,15 @@ SACDEC_ERROR subbandTPApply(spatialDec *self, const SPATIAL_BS_FRAME *frame) {
hStpDec->update_old_ener = 1;
for (ch = 0; ch < self->numInputChannels; ch++) {
hStpDec->oldDryEnerLD64[ch] =
- CalcLdData(hStpDec->runDryEner[ch] + ABS_THR__FDK);
+ CalcLdData(fAddSaturate(hStpDec->runDryEner[ch], ABS_THR__FDK));
}
for (ch = 0; ch < self->numOutputChannels; ch++) {
if (self->treeConfig == TREE_212)
hStpDec->oldWetEnerLD64[ch] =
- CalcLdData(hStpDec->runWetEner[ch] + ABS_THR__FDK);
+ CalcLdData(fAddSaturate(hStpDec->runWetEner[ch], ABS_THR__FDK));
else
hStpDec->oldWetEnerLD64[ch] =
- CalcLdData(hStpDec->runWetEner[ch] + ABS_THR2__FDK);
+ CalcLdData(fAddSaturate(hStpDec->runWetEner[ch], ABS_THR2__FDK));
}
} else {
hStpDec->update_old_ener++;