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Silence various type conversion and variable shadowing warnings
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+28
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signalsmith-stretch.h

Lines changed: 28 additions & 28 deletions
Original file line numberDiff line numberDiff line change
@@ -57,7 +57,7 @@ struct SignalsmithStretch {
5757
stashedOutput = stft.output;
5858

5959
prevInputOffset = -1;
60-
channelBands.assign(channelBands.size(), Band());
60+
_channelBands.assign(_channelBands.size(), Band());
6161
silenceCounter = 0;
6262
didSeek = false;
6363
blockProcess = {};
@@ -66,10 +66,10 @@ struct SignalsmithStretch {
6666

6767
// Configures using a default preset
6868
void presetDefault(int nChannels, Sample sampleRate, bool splitComputation=false) {
69-
configure(nChannels, sampleRate*0.12, sampleRate*0.03, splitComputation);
69+
configure(nChannels, static_cast<int>(sampleRate*0.12), static_cast<int>(sampleRate*0.03), splitComputation);
7070
}
7171
void presetCheaper(int nChannels, Sample sampleRate, bool splitComputation=true) {
72-
configure(nChannels, sampleRate*0.1, sampleRate*0.04, splitComputation);
72+
configure(nChannels, static_cast<int>(sampleRate*0.1), static_cast<int>(sampleRate*0.04), splitComputation);
7373
}
7474

7575
// Manual setup
@@ -78,13 +78,13 @@ struct SignalsmithStretch {
7878
channels = nChannels;
7979
stft.configure(channels, channels, blockSamples, intervalSamples + 1);
8080
stft.setInterval(intervalSamples, stft.kaiser);
81-
stft.reset(0.1);
81+
stft.reset(Sample(0.1));
8282
stashedInput = stft.input;
8383
stashedOutput = stft.output;
8484
tmpBuffer.resize(blockSamples + intervalSamples);
8585

8686
bands = int(stft.bands());
87-
channelBands.assign(bands*channels, Band());
87+
_channelBands.assign(bands*channels, Band());
8888

8989
peaks.reserve(bands/2);
9090
energy.resize(bands);
@@ -193,7 +193,7 @@ struct SignalsmithStretch {
193193
silenceFirst = false;
194194
//stft.reset();
195195
blockProcess = {};
196-
for (auto &b : channelBands) {
196+
for (auto &b : _channelBands) {
197197
b.input = b.prevInput = b.output = 0;
198198
b.inputEnergy = 0;
199199
}
@@ -235,7 +235,7 @@ struct SignalsmithStretch {
235235
blockProcess.samplesSinceLast = 0;
236236

237237
// Time to process a spectrum! Where should it come from in the input?
238-
int inputOffset = std::round(outputIndex*Sample(inputSamples)/outputSamples);
238+
int inputOffset = static_cast<int>(std::round(outputIndex*Sample(inputSamples)/outputSamples));
239239
int inputInterval = inputOffset - prevInputOffset;
240240
prevInputOffset = inputOffset;
241241

@@ -259,7 +259,7 @@ struct SignalsmithStretch {
259259

260260
blockProcess.processFormants = formantMultiplier != 1 || (formantCompensation && blockProcess.mappedFrequencies);
261261

262-
blockProcess.timeFactor = didSeek ? seekTimeFactor : stft.defaultInterval()/std::max<Sample>(1, inputInterval);
262+
blockProcess.timeFactor = didSeek ? seekTimeFactor : stft.defaultInterval()/static_cast<Sample>(std::max(1, inputInterval));
263263
didSeek = false;
264264

265265
updateProcessSpectrumSteps();
@@ -271,7 +271,7 @@ struct SignalsmithStretch {
271271
size_t processToStep = newBlock ? blockProcess.steps : 0;
272272
if (_splitComputation) {
273273
Sample processRatio = Sample(blockProcess.samplesSinceLast + 1)/stft.defaultInterval();
274-
processToStep = std::min<size_t>(blockProcess.steps, (blockProcess.steps + 0.999f)*processRatio);
274+
processToStep = std::min(blockProcess.steps, static_cast<size_t>((blockProcess.steps + 0.999f)*processRatio));
275275
}
276276

277277
while (blockProcess.step < processToStep) {
@@ -480,7 +480,7 @@ struct SignalsmithStretch {
480480
} blockProcess;
481481

482482
using Complex = std::complex<Sample>;
483-
static constexpr Sample noiseFloor{1e-15};
483+
static constexpr Sample noiseFloor{Sample(1e-15)};
484484
static constexpr Sample maxCleanStretch{2}; // time-stretch ratio before we start randomising phases
485485
size_t silenceCounter = 0;
486486
bool silenceFirst = true;
@@ -515,14 +515,14 @@ struct SignalsmithStretch {
515515
Complex output{0};
516516
Sample inputEnergy;
517517
};
518-
std::vector<Band> channelBands;
518+
std::vector<Band> _channelBands;
519519
Band * bandsForChannel(int channel) {
520-
return channelBands.data() + channel*bands;
520+
return _channelBands.data() + channel*bands;
521521
}
522522
template<Complex Band::*member>
523523
Complex getBand(int channel, int index) {
524524
if (index < 0 || index >= bands) return 0;
525-
return channelBands[index + channel*bands].*member;
525+
return _channelBands[index + channel*bands].*member;
526526
}
527527
template<Complex Band::*member>
528528
Complex getFractional(int channel, int lowIndex, Sample fractional) {
@@ -532,14 +532,14 @@ struct SignalsmithStretch {
532532
}
533533
template<Complex Band::*member>
534534
Complex getFractional(int channel, Sample inputIndex) {
535-
int lowIndex = std::floor(inputIndex);
535+
int lowIndex = static_cast<int>(std::floor(inputIndex));
536536
Sample fracIndex = inputIndex - lowIndex;
537537
return getFractional<member>(channel, lowIndex, fracIndex);
538538
}
539539
template<Sample Band::*member>
540540
Sample getBand(int channel, int index) {
541541
if (index < 0 || index >= bands) return 0;
542-
return channelBands[index + channel*bands].*member;
542+
return _channelBands[index + channel*bands].*member;
543543
}
544544
template<Sample Band::*member>
545545
Sample getFractional(int channel, int lowIndex, Sample fractional) {
@@ -609,7 +609,7 @@ struct SignalsmithStretch {
609609
Sample timeFactor = blockProcess.timeFactor;
610610

611611
Sample smoothingBins = Sample(stft.fftSamples())/stft.defaultInterval();
612-
int longVerticalStep = std::round(smoothingBins);
612+
int longVerticalStep = static_cast<int>(std::round(smoothingBins));
613613
timeFactor = std::max<Sample>(timeFactor, 1/maxCleanStretch);
614614
bool randomTimeFactor = (timeFactor > maxCleanStretch);
615615
std::uniform_real_distribution<Sample> timeFactorDist(maxCleanStretch*2*randomTimeFactor - timeFactor, timeFactor);
@@ -675,7 +675,7 @@ struct SignalsmithStretch {
675675
auto *predictions = predictionsForChannel(c);
676676
for (int b = 0; b < bands; ++b) {
677677
auto mapPoint = outputMap[b];
678-
int lowIndex = std::floor(mapPoint.inputBin);
678+
int lowIndex = static_cast<int>(std::floor(mapPoint.inputBin));
679679
Sample fracIndex = mapPoint.inputBin - lowIndex;
680680

681681
Prediction &prediction = predictions[b];
@@ -780,7 +780,7 @@ struct SignalsmithStretch {
780780

781781
if (blockProcess.newSpectrum) {
782782
if (step-- == 0) {
783-
for (auto &bin : channelBands) {
783+
for (auto &bin : _channelBands) {
784784
bin.prevInput = bin.input;
785785
}
786786
}
@@ -862,7 +862,7 @@ struct SignalsmithStretch {
862862
return;
863863
}
864864
Sample bottomOffset = peaks[0].input - peaks[0].output;
865-
for (int b = 0; b < std::min<int>(bands, std::ceil(peaks[0].output)); ++b) {
865+
for (int b = 0; b < std::min(bands, static_cast<int>(std::ceil(peaks[0].output))); ++b) {
866866
outputMap[b] = {b + bottomOffset, 1};
867867
}
868868
// Interpolate between points
@@ -872,8 +872,8 @@ struct SignalsmithStretch {
872872
Sample outOffset = prev.input - prev.output;
873873
Sample outScale = next.input - next.output - prev.input + prev.output;
874874
Sample gradScale = outScale*rangeScale;
875-
int startBin = std::max<int>(0, std::ceil(prev.output));
876-
int endBin = std::min<int>(bands, std::ceil(next.output));
875+
int startBin = std::max(0, static_cast<int>(std::ceil(prev.output)));
876+
int endBin = std::min(bands, static_cast<int>(std::ceil(next.output)));
877877
for (int b = startBin; b < endBin; ++b) {
878878
Sample r = (b - prev.output)*rangeScale;
879879
Sample h = r*r*(3 - 2*r);
@@ -886,7 +886,7 @@ struct SignalsmithStretch {
886886
}
887887
}
888888
Sample topOffset = peaks.back().input - peaks.back().output;
889-
for (int b = std::max<int>(0, peaks.back().output); b < bands; ++b) {
889+
for (int b = std::max(0, static_cast<int>(peaks.back().output)); b < bands; ++b) {
890890
outputMap[b] = {b + topOffset, 1};
891891
}
892892
}
@@ -928,14 +928,14 @@ struct SignalsmithStretch {
928928
int diff = std::abs(peakEstimate - peakIndices[1]);
929929
if (diff > peakEstimate/8 && diff < peakEstimate*7/8) peakEstimate = peakEstimate%diff;
930930
if (formantMetric[peakIndices[0]] > formantMetric[peakIndices[2]]*0.01) {
931-
int diff = std::abs(peakEstimate - peakIndices[0]);
931+
diff = std::abs(peakEstimate - peakIndices[0]);
932932
if (diff > peakEstimate/8 && diff < peakEstimate*7/8) peakEstimate = peakEstimate%diff;
933933
}
934934
}
935935
Sample weight = formantMetric[peakIndices[2]];
936936
// Smooth it out a bit
937-
freqEstimateWeighted += (peakEstimate*weight - freqEstimateWeighted)*0.25;
938-
freqEstimateWeight += (weight - freqEstimateWeight)*0.25;
937+
freqEstimateWeighted += (peakEstimate*weight - freqEstimateWeighted)*Sample(0.25);
938+
freqEstimateWeight += (weight - freqEstimateWeight)*Sample(0.25);
939939

940940
return freqEstimateWeighted/(freqEstimateWeight + Sample(1e-30));
941941
}
@@ -961,7 +961,7 @@ struct SignalsmithStretch {
961961
formantMetric[b] = std::sqrt(formantMetric[b]);
962962
}
963963
} else if (step-- == 0) {
964-
Sample slew = 1/(freqEstimate*0.5 + 1);
964+
Sample slew = 1/(freqEstimate*Sample(0.5) + 1);
965965
Sample e = 0;
966966
for (size_t repeat = 0; repeat < 2; ++repeat) {
967967
for (int b = bands - 1; b >= 0; --b) {
@@ -976,15 +976,15 @@ struct SignalsmithStretch {
976976
} else {
977977
auto getFormant = [&](Sample band) -> Sample {
978978
if (band < 0) return 0;
979-
band = std::min<Sample>(band, bands);
979+
band = std::min(band, static_cast<Sample>(bands));
980980
int floorBand = std::floor(band);
981981
Sample fracBand = band - floorBand;
982982
Sample low = formantMetric[floorBand], high = formantMetric[floorBand + 1];
983983
return low + (high - low)*fracBand;
984984
};
985985

986986
for (int b = 0; b < bands; ++b) {
987-
Sample inputF = bandToFreq(b);
987+
Sample inputF = bandToFreq(static_cast<Sample>(b));
988988
Sample outputF = formantCompensation ? mapFreq(inputF) : inputF;
989989
outputF = invMapFormant(outputF);
990990

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