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Fix crash when downsample filter has factor = 0 #763

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Mar 25, 2023
Merged

Fix crash when downsample filter has factor = 0 #763

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6 changes: 6 additions & 0 deletions scopeprotocols/DownsampleFilter.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,12 @@ void DownsampleFilter::Refresh()

//Set up output waveform and get configuration
int64_t factor = m_parameters[m_factorname].GetIntVal();
if (factor == 0)
{
// Occurs momentarily while editing the value sometimes in glscopeclient
return;
}

size_t outlen = len / factor;
auto cap = SetupEmptyUniformAnalogOutputWaveform(din, 0);
cap->Resize(outlen);
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