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Fix array overrun

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This commit is contained in:
Chris Cannam
2022-06-30 09:32:39 +01:00
parent 65819f8876
commit d2126c8a2e
1 changed files with 7 additions and 2 deletions
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9
src/finer/Guide.h
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@@ -458,12 +458,17 @@ protected:
} }
double descendToValley(double f, const double *const magnitudes) const { double descendToValley(double f, const double *const magnitudes) const {
if (f == 0.0 || f == m_parameters.sampleRate/2.0) {
// These are special cases
return f;
}
int b = binForFrequency(f, m_configuration.classificationFftSize, int b = binForFrequency(f, m_configuration.classificationFftSize,
m_parameters.sampleRate); m_parameters.sampleRate);
int n = m_configuration.classificationFftSize/2;
for (int i = 0; i < 3; ++i) { for (int i = 0; i < 3; ++i) {
if (magnitudes[b+1] < magnitudes[b]) { if (b < n && magnitudes[b+1] < magnitudes[b]) {
++b; ++b;
} else if (magnitudes[b-1] < magnitudes[b]) { } else if (b > 0 && magnitudes[b-1] < magnitudes[b]) {
--b; --b;
} else { } else {
break; break;