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authorFraunhofer IIS FDK <audio-fdk@iis.fraunhofer.de>2021-03-16 14:49:07 +0100
committerJean-Michel Trivi <jmtrivi@google.com>2021-05-06 14:40:19 -0700
commit48e0fa028d4c6f70f46ef5608b2108c89453a487 (patch)
treea9212fc55b8933a2a02f83655c8ebdcc932859c0 /libSBRdec
parent8d746cfdb4fd2e9501fe40c5961b9a1bc0646b83 (diff)
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Avoid unintentional sign conversions in lppTransposer() and lppTransposerHBE().
Bug: 186777497 Test: atest android.media.cts.DecoderTestAacFormat android.media.cts.DecoderTestXheAac android.media.cts.DecoderTestAacDrc Change-Id: Ifc4618b8de4e377df28e387fb976ab5acb5883d7
Diffstat (limited to 'libSBRdec')
-rw-r--r--libSBRdec/src/lpp_tran.cpp20
1 files changed, 10 insertions, 10 deletions
diff --git a/libSBRdec/src/lpp_tran.cpp b/libSBRdec/src/lpp_tran.cpp
index 113b1de..68a25bf 100644
--- a/libSBRdec/src/lpp_tran.cpp
+++ b/libSBRdec/src/lpp_tran.cpp
@@ -1,7 +1,7 @@
/* -----------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2020 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright 1995 - 2021 Fraunhofer-Gesellschaft zur Förderung der angewandten
Forschung e.V. All rights reserved.
1. INTRODUCTION
@@ -527,7 +527,7 @@ void lppTransposer(
if ((scale > 0) && (result >= (FIXP_DBL)MAXVAL_DBL >> scale)) {
resetLPCCoeffs = 1;
} else {
- alphar[1] = FX_DBL2FX_SGL(scaleValue(result, scale));
+ alphar[1] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale));
if ((tmp < FL2FX_DBL(0.0f)) ^ (ac.det < FL2FX_DBL(0.0f))) {
alphar[1] = -alphar[1];
}
@@ -555,7 +555,7 @@ void lppTransposer(
scale)) {
resetLPCCoeffs = 1;
} else {
- alphai[1] = FX_DBL2FX_SGL(scaleValue(result, scale));
+ alphai[1] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale));
if ((tmp < FL2FX_DBL(0.0f)) ^ (ac.det < FL2FX_DBL(0.0f))) {
alphai[1] = -alphai[1];
}
@@ -594,7 +594,7 @@ void lppTransposer(
} else {
INT scale;
FIXP_DBL result = fDivNorm(absTmp, fixp_abs(ac.r11r), &scale);
- alphar[0] = FX_DBL2FX_SGL(scaleValue(result, scale + 1));
+ alphar[0] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale + 1));
if ((tmp > FL2FX_DBL(0.0f)) ^ (ac.r11r < FL2FX_DBL(0.0f)))
alphar[0] = -alphar[0];
@@ -614,7 +614,7 @@ void lppTransposer(
} else {
INT scale;
FIXP_DBL result = fDivNorm(absTmp, fixp_abs(ac.r11r), &scale);
- alphai[0] = FX_DBL2FX_SGL(scaleValue(result, scale + 1));
+ alphai[0] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale + 1));
if ((tmp > FL2FX_DBL(0.0f)) ^ (ac.r11r < FL2FX_DBL(0.0f)))
alphai[0] = -alphai[0];
}
@@ -657,7 +657,7 @@ void lppTransposer(
INT scale;
FIXP_DBL result =
fDivNorm(fixp_abs(ac.r01r), fixp_abs(ac.r11r), &scale);
- k1 = scaleValue(result, scale);
+ k1 = scaleValueSaturate(result, scale);
if (!((ac.r01r < FL2FX_DBL(0.0f)) ^ (ac.r11r < FL2FX_DBL(0.0f)))) {
k1 = -k1;
@@ -1062,7 +1062,7 @@ void lppTransposerHBE(
if ((scale > 0) && (result >= (FIXP_DBL)MAXVAL_DBL >> scale)) {
resetLPCCoeffs = 1;
} else {
- alphar[1] = FX_DBL2FX_SGL(scaleValue(result, scale));
+ alphar[1] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale));
if ((tmp < FL2FX_DBL(0.0f)) ^ (ac.det < FL2FX_DBL(0.0f))) {
alphar[1] = -alphar[1];
}
@@ -1088,7 +1088,7 @@ void lppTransposerHBE(
(result >= /*FL2FXCONST_DBL(1.f)*/ (FIXP_DBL)MAXVAL_DBL >> scale)) {
resetLPCCoeffs = 1;
} else {
- alphai[1] = FX_DBL2FX_SGL(scaleValue(result, scale));
+ alphai[1] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale));
if ((tmp < FL2FX_DBL(0.0f)) ^ (ac.det < FL2FX_DBL(0.0f))) {
alphai[1] = -alphai[1];
}
@@ -1117,7 +1117,7 @@ void lppTransposerHBE(
} else {
INT scale;
FIXP_DBL result = fDivNorm(absTmp, fixp_abs(ac.r11r), &scale);
- alphar[0] = FX_DBL2FX_SGL(scaleValue(result, scale + 1));
+ alphar[0] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale + 1));
if ((tmp > FL2FX_DBL(0.0f)) ^ (ac.r11r < FL2FX_DBL(0.0f)))
alphar[0] = -alphar[0];
@@ -1136,7 +1136,7 @@ void lppTransposerHBE(
} else {
INT scale;
FIXP_DBL result = fDivNorm(absTmp, fixp_abs(ac.r11r), &scale);
- alphai[0] = FX_DBL2FX_SGL(scaleValue(result, scale + 1));
+ alphai[0] = FX_DBL2FX_SGL(scaleValueSaturate(result, scale + 1));
if ((tmp > FL2FX_DBL(0.0f)) ^ (ac.r11r < FL2FX_DBL(0.0f))) {
alphai[0] = -alphai[0];
}