Calculate disk sample read count. Increase disk read cache 4x.

Source/PS_Source/Input/AInputS.h

@@ -41,7 +41,7 @@ class AInputS final : public InputS
 public:
     AInputS(AudioFormatManager* mana) : m_manager(mana)
 	{
-		m_readbuf.setSize(2, 65536*2);
+		m_readbuf.setSize(2, 65536*8);
 		m_readbuf.clear();
 		m_crossfadebuf.setSize(2, 44100);
 		m_crossfadebuf.clear();
@@ -142,7 +142,8 @@ public:
                 Range<int64_t> possiblerange(pos, pos + m_readbuf.getNumSamples() + 0);
                 m_cached_file_range = activerange.getIntersectionWith(possiblerange);
                 m_afreader->read(&m_readbuf, 0, (int)m_cached_file_range.getLength(), pos, true, true);
-                return m_readbuf.getSample(ch, int(pos - m_cached_file_range.getStart()));
+				m_disk_read_count += m_cached_file_range.getLength()*m_afreader->numChannels;
+				return m_readbuf.getSample(ch, int(pos - m_cached_file_range.getStart()));
             }
         };
 		auto getCrossFadedSampleLambda=[this,&getSampleLambda](int64_t playpos, int chan, int64_t subt0, int64_t subt1, int xfadelen)

Source/PS_Source/Input/InputS.h

@@ -81,12 +81,13 @@ public:
 		return m_currentsample >= info.nsamples*m_activerange.getEnd();
 	}
     virtual AudioBuffer<float>* getAudioBuffer()=0;
+	int64_t getDiskReadSampleCount() { return m_disk_read_count; }
 protected:
 	volatile int64_t m_currentsample = 0;
 	int m_silenceoutputted = 0;
 	bool m_loop_enabled = false;
 	Range<double> m_activerange{ 0.0,1.0 };
-	
+	int64_t m_disk_read_count = 0;
 private:
 	int skipbufsize;
 	AudioBuffer<float> skipbuf;

Source/PS_Source/StretchSource.cpp

@@ -65,6 +65,13 @@ bool StretchAudioSource::isResampling()
     return (int)m_outsr!=m_inputfile->info.samplerate;
 }
 
+int64_t StretchAudioSource::getDiskReadSampleCount() const
+{
+	if (m_inputfile == nullptr)
+		return 0;
+	return m_inputfile->getDiskReadSampleCount();
+}
+
 std::vector<SpectrumProcess> StretchAudioSource::getSpectrumProcessOrder()
 {
 	return m_specproc_order;

Source/PS_Source/StretchSource.h

@@ -82,6 +82,7 @@ public:
 	bool isLoopEnabled();
 	bool hasReachedEnd();
     bool isResampling();
+	int64_t getDiskReadSampleCount() const;
 	std::vector<SpectrumProcess> getSpectrumProcessOrder();
 	void setSpectrumProcessOrder(std::vector<SpectrumProcess> order);
 	void setFFTWindowingType(int windowtype);

Source/PluginEditor.cpp

@@ -427,7 +427,8 @@ void PaulstretchpluginAudioProcessorEditor::timerCallback(int id)
 		String infotext; 
 		if (processor.m_show_technical_info)
 		{
-            infotext += String(processor.m_prepare_count)+" ";
+			infotext += String(processor.getStretchSource()->getDiskReadSampleCount()) + " ";
+			infotext += String(processor.m_prepare_count)+" ";
             infotext += String(processor.getStretchSource()->m_param_change_count);
 			infotext += " param changes ";
 		}