Avoid a divide-by-zero in UhjDecoder::decodeStereo
parent
1369a081a0
commit
90db129d60
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@ -191,14 +191,14 @@ void UhjDecoder::decodeStereo(const al::span<float*> samples, const size_t sampl
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*/
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const float wtarget{mWidthControl};
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const float wcurrent{unlikely(mCurrentWidth < 0.0f) ? wtarget : mCurrentWidth};
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const float wstep{(wtarget - wcurrent) / static_cast<float>(forwardSamples)};
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if(likely(wstep < 0.00001f))
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if(likely(wtarget == wcurrent) || unlikely(forwardSamples == 0))
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{
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for(size_t i{0};i < samplesToDo+sFilterDelay;++i)
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mD[i] = (left[i] - right[i]) * wtarget;
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mD[i] = (left[i] - right[i]) * wcurrent;
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}
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else
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{
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const float wstep{(wtarget - wcurrent) / static_cast<float>(forwardSamples)};
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float fi{0.0f};
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size_t i{0};
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for(;i < forwardSamples;++i)
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@ -208,9 +208,9 @@ void UhjDecoder::decodeStereo(const al::span<float*> samples, const size_t sampl
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}
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for(;i < samplesToDo+sFilterDelay;++i)
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mD[i] = (left[i] - right[i]) * wtarget;
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}
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mCurrentWidth = wtarget;
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}
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}
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float *RESTRICT woutput{al::assume_aligned<16>(samples[0])};
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float *RESTRICT xoutput{al::assume_aligned<16>(samples[1])};
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