Function GetNumSamplesInView

src/MixerBoard.cpp:497–504

namespace {
size_t GetNumSamplesInView(const ChannelSampleView& view)
{
   return std::accumulate(
      view.begin(), view.end(), 0,
      [](size_t total, const AudioSegmentSampleView& segmentView) {
         return total + segmentView.GetSampleCount();
      });
}

// Assumes that buffer has capacity >= GetNumSamplesInView(view)
void FillBufferWithSampleView(float* buffer, const ChannelSampleView& view)