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Dirty hack to fix #89

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Mike Walters
2017-10-05 03:56:04 +01:00
parent a89d1337ef
commit 9f52e98357
1 changed files with 5 additions and 1 deletions
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6
spectrogramplot.cpp
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@@ -206,8 +206,12 @@ void SpectrogramPlot::getLine(float *dest, off_t sample)
{
if (inputSource && fft) {
auto buffer = inputSource->getSamples(sample, fftSize);
if (buffer == nullptr)
if (buffer == nullptr) {
auto neg_infinity = -1 * std::numeric_limits<float>::infinity();
for (int i = 0; i < fftSize; i++, dest++)
*dest = neg_infinity;
return;
}
for (int i = 0; i < fftSize; i++) {
buffer[i] *= window[i];