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Remove unused dScaler variable in FIRFilter.cpp

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Code is guarded by SOUNDTOUCH_FLOAT_SAMPLES but never actually used. Get
rid of it as it triggers a warning under -Werror=unused-variable.
--
Cherry-picked from
https://gitlab.com/serge-sans-paille/soundtouch/-/tree/fix/remove-unused-float-scaler
This commit is contained in:
serge-sans-paille 2023-02-03 11:27:12 +01:00 committed by Olli
parent 4070166f4a
commit 82cb3f99bb
1 changed files with 0 additions and 16 deletions
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16
source/SoundTouch/FIRFilter.cpp
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@ -75,11 +75,6 @@ FIRFilter::~FIRFilter()
uint FIRFilter::evaluateFilterStereo(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples) const uint FIRFilter::evaluateFilterStereo(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples) const
{ {
int j, end; int j, end;
#ifdef SOUNDTOUCH_FLOAT_SAMPLES
// when using floating point samples, use a scaler instead of a divider
// because division is much slower operation than multiplying.
double dScaler = 1.0 / (double)resultDivider;
#endif
// hint compiler autovectorization that loop length is divisible by 8 // hint compiler autovectorization that loop length is divisible by 8
uint ilength = length & -8; uint ilength = length & -8;
@ -122,11 +117,6 @@ uint FIRFilter::evaluateFilterStereo(SAMPLETYPE *dest, const SAMPLETYPE *src, ui
uint FIRFilter::evaluateFilterMono(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples) const uint FIRFilter::evaluateFilterMono(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples) const
{ {
int j, end; int j, end;
#ifdef SOUNDTOUCH_FLOAT_SAMPLES
// when using floating point samples, use a scaler instead of a divider
// because division is much slower operation than multiplying.
double dScaler = 1.0 / (double)resultDivider;
#endif
// hint compiler autovectorization that loop length is divisible by 8 // hint compiler autovectorization that loop length is divisible by 8
int ilength = length & -8; int ilength = length & -8;
@ -161,12 +151,6 @@ uint FIRFilter::evaluateFilterMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uin
{ {
int j, end; int j, end;
#ifdef SOUNDTOUCH_FLOAT_SAMPLES
// when using floating point samples, use a scaler instead of a divider
// because division is much slower operation than multiplying.
double dScaler = 1.0 / (double)resultDivider;
#endif
assert(length != 0); assert(length != 0);
assert(src != NULL); assert(src != NULL);
assert(dest != NULL); assert(dest != NULL);