Added sound play range parameters. Initial work on audio input capture.

Source/PS_Source/StretchSource.cpp

@@ -451,6 +451,8 @@ void StretchAudioSource::setOnsetDetection(double x)
 void StretchAudioSource::setPlayRange(Range<double> playrange, bool isloop)
 {
 	std::lock_guard<std::mutex> locker(m_mutex);
+	if (m_playrange.isEmpty()==false && playrange == m_playrange)
+		return;
 	if (playrange.isEmpty())
 		m_playrange = { 0.0,1.0 };
 	else

Source/PluginEditor.cpp

@@ -23,7 +23,10 @@ PaulstretchpluginAudioProcessorEditor::PaulstretchpluginAudioProcessorEditor (Pa
 		m_parcomps.back()->setBounds(1, i * 25, 598, 24);
 		addAndMakeVisible(m_parcomps.back().get());
 	}
-	setSize (600, pars.size()*25);
+	addAndMakeVisible(&m_rec_enable);
+	m_rec_enable.setButtonText("Capture");
+	m_rec_enable.addListener(this);
+	setSize (600, pars.size()*25+30);
 	startTimer(1, 100);
 }
 
@@ -31,6 +34,14 @@ PaulstretchpluginAudioProcessorEditor::~PaulstretchpluginAudioProcessorEditor()
 {
 }
 
+void PaulstretchpluginAudioProcessorEditor::buttonClicked(Button * but)
+{
+	if (but == &m_rec_enable)
+	{
+		processor.setRecordingEnabled(but->getToggleState());
+	}
+}
+
 //==============================================================================
 void PaulstretchpluginAudioProcessorEditor::paint (Graphics& g)
 {
@@ -39,8 +50,8 @@ void PaulstretchpluginAudioProcessorEditor::paint (Graphics& g)
 
 void PaulstretchpluginAudioProcessorEditor::resized()
 {
-    // This is generally where you'll want to lay out the positions of any
-    // subcomponents in your editor..
+	m_rec_enable.setBounds(1, getHeight() - 25, 10, 24);
+	m_rec_enable.changeWidthToFitText();
 }
 
 void PaulstretchpluginAudioProcessorEditor::timerCallback(int id)

Source/PluginEditor.h

@@ -71,12 +71,12 @@ private:
 };
 
 class PaulstretchpluginAudioProcessorEditor  : public AudioProcessorEditor, 
-	public MultiTimer
+	public MultiTimer, public Button::Listener
 {
 public:
     PaulstretchpluginAudioProcessorEditor (PaulstretchpluginAudioProcessor&);
     ~PaulstretchpluginAudioProcessorEditor();
-
+	void buttonClicked(Button* but) override;
     //==============================================================================
     void paint (Graphics&) override;
     void resized() override;
@@ -84,5 +84,6 @@ public:
 private:
     PaulstretchpluginAudioProcessor& processor;
 	std::vector<std::shared_ptr<ParameterComponent>> m_parcomps;
+	ToggleButton m_rec_enable;
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PaulstretchpluginAudioProcessorEditor)
 };

Source/PluginProcessor.cpp

@@ -36,6 +36,8 @@ PaulstretchpluginAudioProcessor::PaulstretchpluginAudioProcessor()
 	addParameter(new AudioParameterFloat("fftsize0", "FFT size", 0.0f, 1.0f, 0.6f));
 	addParameter(new AudioParameterFloat("pitchshift0", "Pitch shift", -24.0f, 24.0f, 0.0f));
 	addParameter(new AudioParameterFloat("freqshift0", "Frequency shift", -1000.0f, 1000.0f, 0.0f));
+	addParameter(new AudioParameterFloat("playrange_start0", "Sound start", 0.0f, 1.0f, 0.0f));
+	addParameter(new AudioParameterFloat("playrange_end0", "Sound end", 0.0f, 1.0f, 1.0f));
 }
 
 PaulstretchpluginAudioProcessor::~PaulstretchpluginAudioProcessor()
@@ -163,10 +165,27 @@ void PaulstretchpluginAudioProcessor::processBlock (AudioSampleBuffer& buffer, M
         buffer.clear (i, 0, buffer.getNumSamples());
 	if (m_ready_to_play == false)
 		return;
+	if (m_is_recording == true)
+	{
+		m_rec_pos += buffer.getNumSamples();
+		if (m_rec_pos >= m_max_reclen * getSampleRate())
+		{
+			m_is_recording = false;
+			// Set record buffer as strech source...
+		}
+		return;
+	}
 	m_control->getStretchAudioSource()->setRate(*getFloatParameter(1));
 	//m_control->setFFTSize(*getFloatParameter(2));
 	m_control->ppar.pitch_shift.cents = *getFloatParameter(3) * 100.0;
 	m_control->ppar.freq_shift.Hz = *getFloatParameter(4);
+	double t0 = *getFloatParameter(5);
+	double t1 = *getFloatParameter(6);
+	if (t0 > t1)
+		std::swap(t0, t1);
+	if (t1 - t0 < 0.001)
+		t1 = t0 + 0.001;
+	m_control->getStretchAudioSource()->setPlayRange({ t0,t1 }, true);
 	m_control->update_process_parameters();
 	m_control->processAudio(buffer);
 }
@@ -196,6 +215,20 @@ void PaulstretchpluginAudioProcessor::setStateInformation (const void* data, int
     // whose contents will have been created by the getStateInformation() call.
 }
 
+void PaulstretchpluginAudioProcessor::setRecordingEnabled(bool b)
+{
+	if (b == true)
+	{
+		m_is_recording = true;
+		m_recbuffer.setSize(2, m_max_reclen*getSampleRate());
+		m_rec_pos = 0;
+	}
+	else
+	{
+		m_is_recording = false;
+	}
+}
+
 //==============================================================================
 // This creates new instances of the plugin..
 AudioProcessor* JUCE_CALLTYPE createPluginFilter()

Source/PluginProcessor.h

@@ -59,10 +59,15 @@ public:
 	{
 		return dynamic_cast<AudioParameterFloat*>(getParameters()[index]);
 	}
+	void setRecordingEnabled(bool b);
 private:
 	std::unique_ptr<Control> m_control;
 	std::unique_ptr<AudioFormatManager> m_afm;
 	bool m_ready_to_play = false;
+	AudioBuffer<float> m_recbuffer;
+	double m_max_reclen = 10.0;
+	bool m_is_recording = true;
+	int m_rec_pos = 0;
     //==============================================================================
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PaulstretchpluginAudioProcessor)
 };