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FFTSimpleExample: avoid an assertion when the input audio is a block of samples all of which are exactly zero

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hogliux 2017-08-24 14:22:45 +01:00
parent ade10c9328
commit 8433b3799d
1 changed files with 1 additions and 1 deletions
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2
examples/SimpleFFTExample/Source/SpectrogramComponent.h
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@ -124,7 +124,7 @@ public:
{
const float skewedProportionY = 1.0f - std::exp (std::log (y / (float) imageHeight) * 0.2f);
const int fftDataIndex = jlimit (0, fftSize / 2, (int) (skewedProportionY * fftSize / 2));
const float level = jmap (fftData[fftDataIndex], 0.0f, maxLevel.getEnd(), 0.0f, 1.0f);
const float level = jmap (fftData[fftDataIndex], 0.0f, jmax (maxLevel.getEnd(), 1e-5f), 0.0f, 1.0f);
spectrogramImage.setPixelAt (rightHandEdge, y, Colour::fromHSV (level, 1.0f, level, 1.0f));
}