Method AnalyseBufferBlock

libraries/lib-builtin-effects/LoudnessBase.cpp:336–349

Calculates sample sum (for DC) and EBU R128 weighted square sum (for loudness).

/// Calculates sample sum (for DC) and EBU R128 weighted square sum
/// (for loudness).
bool LoudnessBase::AnalyseBufferBlock(EBUR128& loudnessProcessor)
{
   for (size_t i = 0; i < mTrackBufferLen; i++)
   {
      loudnessProcessor.ProcessSampleFromChannel(mTrackBuffer[0][i], 0);
      if (mProcStereo)
         loudnessProcessor.ProcessSampleFromChannel(mTrackBuffer[1][i], 1);
      loudnessProcessor.NextSample();
   }

   if (!UpdateProgress())
      return false;
   return true;
}

bool LoudnessBase::ProcessBufferBlock(const float mult)
{