Experimented with adding a sound play range offset parameter but not going to be able to support it properly for now. Show debug build title in about screen.

Source/PS_Source/globals.h

@@ -257,3 +257,5 @@ inline bool is_in_range(T val, T start, T end)
 {
 	return val >= start && val <= end;
 }
+
+//#define SOUNDRANGE_OFFSET_ENABLED

Source/PluginEditor.cpp

@@ -214,19 +214,27 @@ void PaulstretchpluginAudioProcessorEditor::resized()
 	m_parcomps[cpi_tonalvsnoisepreserve]->setBounds(xoffs, yoffs, div - 1, 24);
 	xoffs = 1;
 	yoffs += 25;
-	m_parcomps[cpi_soundstart]->setBounds(xoffs, yoffs, div - 1, 24);
-	xoffs += div;
-	m_parcomps[cpi_soundend]->setBounds(xoffs, yoffs, div - 1, 24);
-	xoffs = 1;
-	yoffs += 25;
+	// filter here
 	m_parcomps[cpi_filter_low]->setBounds(xoffs, yoffs, div - 1, 24);
 	xoffs += div;
 	m_parcomps[cpi_filter_high]->setBounds(xoffs, yoffs, div - 1, 24);
+	
 	xoffs = 1;
 	yoffs += 25;
+	
 	m_parcomps[cpi_loopxfadelen]->setBounds(xoffs, yoffs, div - 1, 24);
 	xoffs += div;
 	m_parcomps[cpi_onsetdetection]->setBounds(xoffs, yoffs, div - 1, 24);
+	xoffs = 1;
+	yoffs += 25;
+	m_parcomps[cpi_soundstart]->setBounds(xoffs, yoffs, div - 1, 24);
+	xoffs += div;
+	m_parcomps[cpi_soundend]->setBounds(xoffs, yoffs, div - 1, 24);
+#ifdef SOUNDRANGE_OFFSET_ENABLED
+	yoffs += 25;
+	xoffs = 1;
+	m_parcomps[cpi_playrangeoffset]->setBounds(xoffs, yoffs, getWidth() - 2, 24);
+#endif
 	yoffs += 25;
 	int remain_h = getHeight() - 1 - yoffs -15;
 	m_spec_order_ed.setBounds(1, yoffs, getWidth() - 2, remain_h / 5 * 1);
@@ -370,9 +378,13 @@ void PaulstretchpluginAudioProcessorEditor::showSettingsMenu()
 	if (r == 3)
 	{
 		String fftlib = fftwf_version;
-String juceversiontxt = String("JUCE ") + String(JUCE_MAJOR_VERSION) + "." + String(JUCE_MINOR_VERSION);
+		String juceversiontxt = String("JUCE ") + String(JUCE_MAJOR_VERSION) + "." + String(JUCE_MINOR_VERSION);
+		String title = g_plugintitle;
+#ifdef JUCE_DEBUG
+		title += " (DEBUG)";
+#endif
 		AlertWindow::showMessageBoxAsync(AlertWindow::InfoIcon,
-			g_plugintitle,
+			title,
 			"Plugin for extreme time stretching and other sound processing\nBuilt on " + String(__DATE__) + " " + String(__TIME__) + "\n"
 			"Copyright (C) 2006-2011 Nasca Octavian Paul, Tg. Mures, Romania\n"
 			"(C) 2017-2018 Xenakios\n\n"

Source/PluginProcessor.cpp

@@ -142,6 +142,9 @@ PaulstretchpluginAudioProcessor::PaulstretchpluginAudioProcessor()
 	addParameter(new AudioParameterBool("markdirty0", "Internal (don't use)", false)); // 31
 	m_inchansparam = new AudioParameterInt("numinchans0", "Num ins", 2, 8, 2); // 32
 	addParameter(m_inchansparam); // 32
+#ifdef SOUNDRANGE_OFFSET_ENABLED
+	addParameter(new AudioParameterFloat("playrangeoffset_0", "Play offset", 0.0f, 1.0f, 0.0f)); // 33
+#endif
 	auto& pars = getParameters();
 	for (const auto& p : pars)
 		m_reset_pars.push_back(p->getValue());
@@ -478,6 +481,14 @@ void copyAudioBufferWrappingPosition(const AudioBuffer<float>& src, AudioBuffer<
 	}
 }
 
+inline void sanitizeTimeRange(double& t0, double& t1)
+{
+	if (t0 > t1)
+		std::swap(t0, t1);
+	if (t1 - t0 < 0.001)
+		t1 = t0 + 0.001;
+}
+
 void PaulstretchpluginAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
 {
 	ScopedLock locker(m_cs);
@@ -555,10 +566,20 @@ void PaulstretchpluginAudioProcessor::processBlock (AudioSampleBuffer& buffer, M
 	m_stretch_source->setLoopXFadeLength(*getFloatParameter(cpi_loopxfadelen));
 	double t0 = *getFloatParameter(cpi_soundstart);
 	double t1 = *getFloatParameter(cpi_soundend);
-	if (t0 > t1)
-		std::swap(t0, t1);
-	if (t1 - t0 < 0.001)
-		t1 = t0 + 0.001;
+	sanitizeTimeRange(t0, t1);
+#ifdef SOUNDRANGE_OFFSET_ENABLED
+	if (m_cur_playrangeoffset != (*getFloatParameter(cpi_playrangeoffset)))
+	{
+		double prlen = t1 - t0;
+		m_cur_playrangeoffset = jlimit<float>(0.0f,1.0f-prlen,(float)*getFloatParameter(cpi_playrangeoffset));
+		t0 = m_cur_playrangeoffset;
+		t1 = t0 + prlen;
+		sanitizeTimeRange(t0, t1);
+		getFloatParameter(cpi_soundstart)->setValueNotifyingHost(t0);
+		getFloatParameter(cpi_soundend)->setValueNotifyingHost(t1);
+
+	}
+#endif
 	m_stretch_source->setPlayRange({ t0,t1 }, true);
 	m_stretch_source->setFreezing(getParameter(cpi_freeze));
 	m_stretch_source->setPaused(getParameter(cpi_pause_enabled));

Source/PluginProcessor.h

@@ -58,6 +58,7 @@ const int cpi_max_capture_len = 29;
 const int cpi_passthrough = 30;
 const int cpi_markdirty = 31;
 const int cpi_num_inchans = 32;
+const int cpi_playrangeoffset = 33;
 
 class MyPropertiesFile
 {
@@ -203,7 +204,7 @@ private:
 	std::vector<float> m_reset_pars;
 	int m_cur_program = 0;
 	void setParameters(const std::vector<double>& pars);
-	
+	float m_cur_playrangeoffset = 0.0;
 	//==============================================================================
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PaulstretchpluginAudioProcessor)
 };

readme.txt

@@ -8,7 +8,7 @@ Released under GNU General Public License v.2 license.
 
 History :
 
-02-14-2018 1.0.1
+02-15-2018 1.0.1
 	-Increased maximum number of input channels to 8
 	-Added zoom/scroll bar for waveform
 	-GUI performance improvement/bug fix during capture mode