Released 0.2.2

ExampleFilters/alien.eff

@@ -1,7 +1,4 @@
 <effect name="Alien">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
-    <biquad type="lowpass" fc="10000" q="1" gain="-10" />
-    <lfo frequency="100" depth="0.5" />
+    <!--biquad type="lowpass" fc="10000" q="1" gain="-10" /-->
+    <lfo frequency="50" depth="1.0" waveform="triangle" mode="replace"/>
 </effect>

ExampleFilters/bigecho.eff

@@ -1,7 +1,4 @@
 <effect name="Big Echo">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
     <delayline>
         <delay samples="22000" gain="0.2" pan="-0.3">
             <biquad type="highpass" fc="300" q="1" gain="0" />

ExampleFilters/cuthumagc.eff

@@ -3,5 +3,5 @@
     <biquad type="notch" fc="91" q="20" gain="-50" />
     <biquad type="notch" fc="120" q="20" gain="-50" />
     <biquad type="lowpass" fc="10000" q="1" gain="-10" />
-    <agc ceiling="0.666" limit="1" attack="0.1" decay="0.01" />
+    <agc ceiling="0.666" limit="1.5" attack="0.08" decay="0.01" />
 </effect>

ExampleFilters/cuthumagcstereo.eff

@@ -0,0 +1,15 @@
+<effect name="Cut Computer Hum (with AGC and Stereo)">
+    <biquad type="notch" fc="28" q="20" gain="-50" />
+    <biquad type="notch" fc="91" q="20" gain="-50" />
+    <biquad type="notch" fc="120" q="20" gain="-50" />
+    <biquad type="lowpass" fc="10000" q="1" gain="-10" />
+    <delayline wetonly="false">
+        <delay samples="-100" gain="0.1" pan="-1.0">
+            <biquad type="highpass" fc="300" q="1" gain="0" />
+        </delay>
+        <delay samples="100" gain="0.1" pan="1.0">
+            <biquad type="highpass" fc="300" q="1" gain="0" />
+        </delay>
+    </delayline>
+    <agc ceiling="0.666" limit="1.5" attack="0.1" decay="0.01" />
+</effect>

ExampleFilters/ethereal.eff

@@ -1,7 +1,4 @@
 <effect name="Ethereal Voice">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
     <amplifier gain="0.1" />
     <delayline>
         <delay samples="2000" gain="1.0" pan="-0.3">

ExampleFilters/largeroom.eff

@@ -1,7 +1,4 @@
 <effect name="Large Room (quiet)">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
     <biquad type="lowpass" fc="10000" q="1" gain="-10" />
     <delayline>
         <delay samples="5500" gain="0.2" pan="-0.3">

ExampleFilters/largeroomloud.eff

@@ -1,7 +1,4 @@
 <effect name="Large Room (loud)">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
     <biquad type="lowpass" fc="10000" q="1" gain="-10" />
     <delayline>
         <delay samples="5500" gain="0.2" pan="-0.3">

ExampleFilters/panleft.eff

@@ -0,0 +1,3 @@
+<effect name="Pan Left">
+    <pan pan="-0.4" />
+</effect>

ExampleFilters/panright.eff

@@ -0,0 +1,3 @@
+<effect name="Pan Right">
+    <pan pan="0.4" />
+</effect>

ExampleFilters/phone.eff

@@ -1,7 +1,4 @@
 <effect name="Telephone">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
     <biquad type="lowshelf" fc="400" q="10" gain="-20" />
     <biquad type="highshelf" fc="8000" q="10" gain="-20" />
     <delayline>

ExampleFilters/radio.eff

@@ -1,14 +1,12 @@
 <effect name="Radio">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
-    <amplifier gain="0.1" />
-    <biquad type="peak" fc="1000" q="10" gain="45" />
-    <lfo frequency="5000" depth="0.3" />
-    <clipping clip="0.3" />
+    <amplifier gain="0.5" />
+    <biquad type="peak" fc="1000" q="10" gain="25" />
+    <lfo frequency="3000" depth="0.3" waveform="sine" mode="add" />
+    <clipping clip="0.9" />
     <biquad type="highshelf" fc="8000" q="1" gain="-20" />
     <delayline>
         <delay samples="100" gain="0.7" />
         <delay samples="200" gain="0.5" />
     </delayline>
+    <amplifier gain="0.3" />
 </effect>

ExampleFilters/robotic.eff

@@ -1,7 +1,4 @@
 <effect name="Robotic">
-    <biquad type="notch" fc="28" q="20" gain="-50" />
-    <biquad type="notch" fc="91" q="20" gain="-50" />
-    <biquad type="notch" fc="120" q="20" gain="-50" />
     <biquad type="lowshelf" fc="100" q="2" gain="-20" />
     <delayline>
         <delay samples="400" gain="1" pan="-0.3" />

ExampleFilters/stereochorus.eff

@@ -0,0 +1,10 @@
+<effect name="Stereo Chorus">
+    <delayline>
+        <delay samples="2000" gain="0.1" pan="-0.3">
+            <biquad type="highpass" fc="300" q="1" gain="0" />
+        </delay>
+        <delay samples="4000" gain="0.1" pan="0.3">
+            <biquad type="highpass" fc="300" q="1" gain="0" />
+        </delay>
+    </delayline>
+</effect>

resources/uk/co/majenko/audiobookrecorder/config.txt

@@ -1 +1 @@
-version=0.1.9
+version=0.2.2

src/com/jtattoo/plaf/AbstractTheme.java

@@ -795,7 +795,7 @@ public abstract class AbstractTheme extends MetalTheme {
     public FontUIResource getControlTextFont() {
         if (controlFont == null) {
             if (JTattooUtilities.isLinux() && JTattooUtilities.isHiresScreen()) {
-                controlFont = new FontUIResource(DIALOG, Font.BOLD, 14);
+                controlFont = new FontUIResource(DIALOG, Font.PLAIN, 14); // bold
             } else {
                 controlFont = new FontUIResource(DIALOG, Font.PLAIN, 12);
             }
@@ -806,7 +806,7 @@ public abstract class AbstractTheme extends MetalTheme {
     public FontUIResource getSystemTextFont() {
         if (systemFont == null) {
             if (JTattooUtilities.isLinux() && JTattooUtilities.isHiresScreen()) {
-                systemFont = new FontUIResource(DIALOG, Font.BOLD, 14);
+                systemFont = new FontUIResource(DIALOG, Font.PLAIN, 14); // bold
             } else {
                 systemFont = new FontUIResource(DIALOG, Font.PLAIN, 12);
             }
@@ -817,7 +817,7 @@ public abstract class AbstractTheme extends MetalTheme {
     public FontUIResource getUserTextFont() {
         if (userFont == null) {
             if (JTattooUtilities.isLinux() && JTattooUtilities.isHiresScreen()) {
-                userFont = new FontUIResource(DIALOG, Font.BOLD, 14);
+                userFont = new FontUIResource(DIALOG, Font.PLAIN, 14); // bold
             } else {
                 userFont = new FontUIResource(DIALOG, Font.PLAIN, 12);
             }
@@ -828,7 +828,7 @@ public abstract class AbstractTheme extends MetalTheme {
     public FontUIResource getMenuTextFont() {
         if (menuFont == null) {
             if (JTattooUtilities.isLinux() && JTattooUtilities.isHiresScreen()) {
-                menuFont = new FontUIResource(DIALOG, Font.BOLD, 14);
+                menuFont = new FontUIResource(DIALOG, Font.PLAIN, 14); // bold
             } else {
                 menuFont = new FontUIResource(DIALOG, Font.PLAIN, 12);
             }
@@ -839,9 +839,9 @@ public abstract class AbstractTheme extends MetalTheme {
     public FontUIResource getWindowTitleFont() {
         if (windowTitleFont == null) {
             if (JTattooUtilities.isLinux() && JTattooUtilities.isHiresScreen()) {
-                windowTitleFont = new FontUIResource(DIALOG, Font.BOLD, 14);
+                windowTitleFont = new FontUIResource(DIALOG, Font.PLAIN, 14); // bold
             } else {
-                windowTitleFont = new FontUIResource(DIALOG, Font.BOLD, 12);
+                windowTitleFont = new FontUIResource(DIALOG, Font.PLAIN, 12); // bold
             }
         }
         return windowTitleFont;
@@ -850,7 +850,7 @@ public abstract class AbstractTheme extends MetalTheme {
     public FontUIResource getSubTextFont() {
         if (smallFont == null) {
             if (JTattooUtilities.isLinux() && JTattooUtilities.isHiresScreen()) {
-                smallFont = new FontUIResource(DIALOG, Font.BOLD, 12);
+                smallFont = new FontUIResource(DIALOG, Font.PLAIN, 12); // bold
             } else {
                 smallFont = new FontUIResource(DIALOG, Font.PLAIN, 10);
             }

src/com/jtattoo/plaf/hifi/HiFiDefaultTheme.java

@@ -125,11 +125,11 @@ public class HiFiDefaultTheme extends AbstractTheme {
         tooltipForegroundColor = white;
         tooltipBackgroundColor = new ColorUIResource(24, 24, 24);
         
-        controlFont = new FontUIResource("Dialog", Font.BOLD, 12);
-        systemFont = new FontUIResource("Dialog", Font.BOLD, 12);
-        userFont = new FontUIResource("Dialog", Font.BOLD, 12);
-        menuFont = new FontUIResource("Dialog", Font.BOLD, 12);
-        windowTitleFont = new FontUIResource("Dialog", Font.BOLD, 12);
+        controlFont = new FontUIResource("Dialog", Font.PLAIN, 12); // bold
+        systemFont = new FontUIResource("Dialog", Font.PLAIN, 12); // bold
+        userFont = new FontUIResource("Dialog", Font.PLAIN, 12); // bold
+        menuFont = new FontUIResource("Dialog", Font.PLAIN, 12); // bold
+        windowTitleFont = new FontUIResource("Dialog", Font.PLAIN, 12); // bold
         smallFont = new FontUIResource("Dialog", Font.PLAIN, 10);
     }
 

src/com/jtattoo/plaf/hifi/HiFiLookAndFeel.java

@@ -42,18 +42,18 @@ public class HiFiLookAndFeel extends AbstractLookAndFeel {
     private static final Properties giantFontProps = new Properties();
 
     static {
-        smallFontProps.setProperty("controlTextFont", "Dialog bold 10");
-        smallFontProps.setProperty("systemTextFont", "Dialog bold 10");
+        smallFontProps.setProperty("controlTextFont", "Dialog 10"); // bold
+        smallFontProps.setProperty("systemTextFont", "Dialog 10"); // bold
         smallFontProps.setProperty("userTextFont", "Dialog 10");
-        smallFontProps.setProperty("menuTextFont", "Dialog bold 10");
-        smallFontProps.setProperty("windowTitleFont", "Dialog bold 10");
+        smallFontProps.setProperty("menuTextFont", "Dialog 10"); // bold
+        smallFontProps.setProperty("windowTitleFont", "Dialog 10"); // bold
         smallFontProps.setProperty("subTextFont", "Dialog 8");
 
-        largeFontProps.setProperty("controlTextFont", "Dialog bold 14");
-        largeFontProps.setProperty("systemTextFont", "Dialog bold 14");
-        largeFontProps.setProperty("userTextFont", "Dialog bold 14");
-        largeFontProps.setProperty("menuTextFont", "Dialog bold 14");
-        largeFontProps.setProperty("windowTitleFont", "Dialog bold 14");
+        largeFontProps.setProperty("controlTextFont", "Dialog 14"); // bold
+        largeFontProps.setProperty("systemTextFont", "Dialog 14"); // bold
+        largeFontProps.setProperty("userTextFont", "Dialog 14"); // bold
+        largeFontProps.setProperty("menuTextFont", "Dialog 14"); // bold
+        largeFontProps.setProperty("windowTitleFont", "Dialog 14"); // bold
         largeFontProps.setProperty("subTextFont", "Dialog 12");
 
         giantFontProps.setProperty("controlTextFont", "Dialog 18");

src/uk/co/majenko/audiobookrecorder/AGC.java

@@ -47,6 +47,7 @@ public class AGC implements Effect {
 
             gain += factor;
             if (gain > limit) gain = limit;
+            if (gain < 0) gain = 0;
 
             samples[i][Sentence.LEFT] *= gain;
             samples[i][Sentence.RIGHT] *= gain;

src/uk/co/majenko/audiobookrecorder/AudiobookRecorder.java

@@ -30,8 +30,6 @@ public class AudiobookRecorder extends JFrame {
 
     // Settings - tweakable
 
-    public static final int PLAYBACK_CHUNK_SIZE = 16384;
-
     public static final String SPHINX_MODEL = "resource:/edu/cmu/sphinx/models/en-us/en-us";
 
     static Properties config = new Properties();
@@ -60,6 +58,7 @@ public class AudiobookRecorder extends JFrame {
 
     JMenuItem bookNewChapter;
     JMenuItem bookExportAudio;
+    JMenuItem bookPurgeBackups;
     JMenu bookVisitACX;
     JMenuItem bookVisitTitle;
     JMenuItem bookVisitAudition;
@@ -103,6 +102,9 @@ public class AudiobookRecorder extends JFrame {
     JButtonSpacePlay reprocessAudioFFT;
     JButtonSpacePlay reprocessAudioPeak;
     JButtonSpacePlay normalizeAudio;
+    JToggleButtonSpacePlay selectSplitMode;
+    JToggleButtonSpacePlay selectCutMode;
+    JButtonSpacePlay doCutSplit;
 
     JComboBox<KVPair<String,String>> effectChain;
 
@@ -112,6 +114,8 @@ public class AudiobookRecorder extends JFrame {
 
     SourceDataLine play = null;
 
+    boolean effectsEnabled = true;
+
     public TargetDataLine microphone = null;
     public AudioInputStream microphoneStream = null;
 
@@ -209,8 +213,16 @@ public class AudiobookRecorder extends JFrame {
             }
         });
 
+        bookPurgeBackups = new JMenuItem("Purge Backups");
+        bookPurgeBackups.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                book.purgeBackups();
+            }
+        });
+
         bookMenu.add(bookNewChapter);
         bookMenu.add(bookExportAudio);
+        bookMenu.add(bookPurgeBackups);
 
         bookVisitACX = new JMenu("Visit ACX");
         bookMenu.add(bookVisitACX);
@@ -392,7 +404,7 @@ public class AudiobookRecorder extends JFrame {
             public void actionPerformed(ActionEvent e) {
                 if (selectedSentence != null) {
                     selectedSentence.autoTrimSampleFFT();
-                    sampleWaveform.setData(selectedSentence.getDoubleAudioData());
+                    sampleWaveform.setData(selectedSentence.getDoubleAudioData(effectsEnabled));
                     sampleWaveform.setMarkers(selectedSentence.getStartOffset(), selectedSentence.getEndOffset());
                     sampleWaveform.setAltMarkers(selectedSentence.getStartCrossing(), selectedSentence.getEndCrossing());
                     postSentenceGap.setValue(selectedSentence.getPostGap());
@@ -405,7 +417,7 @@ public class AudiobookRecorder extends JFrame {
             public void actionPerformed(ActionEvent e) {
                 if (selectedSentence != null) {
                     selectedSentence.autoTrimSamplePeak();
-                    sampleWaveform.setData(selectedSentence.getDoubleAudioData());
+                    sampleWaveform.setData(selectedSentence.getDoubleAudioData(effectsEnabled));
                     sampleWaveform.setMarkers(selectedSentence.getStartOffset(), selectedSentence.getEndOffset());
                     sampleWaveform.setAltMarkers(selectedSentence.getStartCrossing(), selectedSentence.getEndCrossing());
                     postSentenceGap.setValue(selectedSentence.getPostGap());
@@ -418,11 +430,28 @@ public class AudiobookRecorder extends JFrame {
             public void actionPerformed(ActionEvent e) {
                 if (selectedSentence != null) {
                     selectedSentence.normalize();
-                    sampleWaveform.setData(selectedSentence.getDoubleAudioData());
+                    sampleWaveform.setData(selectedSentence.getDoubleAudioData(effectsEnabled));
                 }
             }
         });
     
+        selectSplitMode = new JToggleButtonSpacePlay(Icons.split, "Toggle split mode", new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                toggleSplitMode();
+            }
+        });
+
+        selectCutMode = new JToggleButtonSpacePlay(Icons.cut, "Toggle cut mode", new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                toggleCutMode();
+            }
+        });
+
+        doCutSplit = new JButtonSpacePlay(Icons.docut, "Perform cut or split", new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                executeCutOrSplit();
+            }
+        });
 
         postSentenceGap = new JSpinner(new SteppedNumericSpinnerModel(0, 5000, 100, 0));
         postSentenceGap.setPreferredSize(new Dimension(50, 20));
@@ -444,7 +473,7 @@ public class AudiobookRecorder extends JFrame {
                 JSpinner ob = (JSpinner)e.getSource();
                 if (selectedSentence != null) {
                     selectedSentence.setGain((Integer)ob.getValue() / 100d);
-                    sampleWaveform.setData(selectedSentence.getDoubleAudioData());
+                    sampleWaveform.setData(selectedSentence.getDoubleAudioData(effectsEnabled));
                 }
             }
         });
@@ -487,6 +516,11 @@ public class AudiobookRecorder extends JFrame {
                 gainPercent.setEnabled(!selectedSentence.isLocked());
                 reprocessAudioFFT.setEnabled(!selectedSentence.isLocked());
                 reprocessAudioPeak.setEnabled(!selectedSentence.isLocked());
+                selectCutMode.setEnabled(!selectedSentence.isLocked());
+                selectSplitMode.setEnabled(!selectedSentence.isLocked());
+                doCutSplit.setEnabled(false);
+                selectCutMode.setSelected(false);
+                selectSplitMode.setSelected(false);
 
                 bookTreeModel.reload(selectedSentence);
             }
@@ -554,13 +588,16 @@ public class AudiobookRecorder extends JFrame {
                     int i = effectChain.getSelectedIndex();
                     KVPair<String, String> p = effectChain.getItemAt(i);
                     if (p == null) return;
-                    CacheManager.removeFromCache(selectedSentence);
                     selectedSentence.setEffectChain(p.getKey());
                     updateWaveform();
                 }
             }
         });
 
+        controlsBottom.add(selectSplitMode);
+        controlsBottom.add(selectCutMode);
+        controlsBottom.add(doCutSplit);
+
         sampleControl.add(controlsTop, BorderLayout.NORTH);
         sampleControl.add(controlsLeft, BorderLayout.WEST);
         sampleControl.add(controlsRight, BorderLayout.EAST);
@@ -955,6 +992,72 @@ public class AudiobookRecorder extends JFrame {
                     }
                 });
 
+                JMenu setGapType = new JMenu("Post-gap Type...");
+
+                String sentenceText = "  Sentence";
+                String continuationText = "  Continuation";
+                String paragraphText = "  Paragraph";
+                String sectionText = "  Section";
+
+                if (s.getPostGapType().equals("sentence")) {
+                    sentenceText = "\u2713 Sentence";
+                } else if (s.getPostGapType().equals("continuation")) {
+                    continuationText = "\u2713 Continuation";
+                } else if (s.getPostGapType().equals("paragraph")) {
+                    paragraphText = "\u2713 Paragraph";
+                } else if (s.getPostGapType().equals("section")) {
+                    sectionText = "\u2713 Section";
+                }
+
+                JMenuObject2 gapTypeSentence = new JMenuObject2(sentenceText, s, "sentence", new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        JMenuObject2 o = (JMenuObject2)e.getSource();
+                        Sentence sent = (Sentence)o.getObject1();
+                        String type = (String)o.getObject2();
+                        sent.setPostGapType(type);
+                        sent.setPostGap(Options.getInteger("catenation.post-sentence"));
+                        bookTreeModel.reload(sent);
+                    }
+                });
+                setGapType.add(gapTypeSentence);
+                
+                JMenuObject2 gapTypeContinuation = new JMenuObject2(continuationText, s, "continuation", new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        JMenuObject2 o = (JMenuObject2)e.getSource();
+                        Sentence sent = (Sentence)o.getObject1();
+                        String type = (String)o.getObject2();
+                        sent.setPostGapType(type);
+                        sent.setPostGap(Options.getInteger("catenation.short-sentence"));
+                        bookTreeModel.reload(sent);
+                    }
+                });
+                setGapType.add(gapTypeContinuation);
+
+                JMenuObject2 gapTypeParagraph = new JMenuObject2(paragraphText, s, "paragraph", new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        JMenuObject2 o = (JMenuObject2)e.getSource();
+                        Sentence sent = (Sentence)o.getObject1();
+                        String type = (String)o.getObject2();
+                        sent.setPostGapType(type);
+                        sent.setPostGap(Options.getInteger("catenation.post-paragraph"));
+                        bookTreeModel.reload(sent);
+                    }
+                });
+                setGapType.add(gapTypeParagraph);
+                
+                JMenuObject2 gapTypeSection = new JMenuObject2(sectionText, s, "section", new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        JMenuObject2 o = (JMenuObject2)e.getSource();
+                        Sentence sent = (Sentence)o.getObject1();
+                        String type = (String)o.getObject2();
+                        sent.setPostGapType(type);
+                        sent.setPostGap(Options.getInteger("catenation.post-section"));
+                        bookTreeModel.reload(sent);
+                    }
+                });
+                setGapType.add(gapTypeSection);
+                
+
 
                 JMenuObject ins = new JMenuObject("Insert phrase above", s, new ActionListener() {
                     public void actionPerformed(ActionEvent e) {
@@ -1038,6 +1141,7 @@ public class AudiobookRecorder extends JFrame {
                 menu.add(moveUp);
                 menu.add(moveDown);
                 menu.add(moveMenu);
+                menu.add(setGapType);
                 menu.addSeparator();
                 menu.add(edit);
                 menu.add(external);
@@ -1068,26 +1172,36 @@ public class AudiobookRecorder extends JFrame {
                 JMenuObject peak = new JMenuObject("Auto-trim all (Peak)", c, new ActionListener() {
                     public void actionPerformed(ActionEvent e) {
                         JMenuObject o = (JMenuObject)e.getSource();
-                        Chapter c = (Chapter)o.getObject();
-                        for (Enumeration s = c.children(); s.hasMoreElements();) {
-                            Sentence snt = (Sentence)s.nextElement();
-                            if (!snt.isLocked()) {
-                                snt.autoTrimSamplePeak();
-                            }
-                        }
+                        Chapter chap = (Chapter)o.getObject();
+
+                        ProgressDialog ed = new ProgressDialog("Auto-trimming " + chap.getName());
+
+                        AutoTrimThread t = new AutoTrimThread(chap, ed, AutoTrimThread.Peak);
+                        Thread nt = new Thread(t);
+                        nt.start();
+                        ed.setVisible(true);
                     }
                 });
 
                 JMenuObject fft = new JMenuObject("Auto-trim all (FFT)", c, new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        JMenuObject o = (JMenuObject)e.getSource();
+                        Chapter chap = (Chapter)o.getObject();
+
+                        ProgressDialog ed = new ProgressDialog("Auto-trimming " + chap.getName());
+
+                        AutoTrimThread t = new AutoTrimThread(chap, ed, AutoTrimThread.FFT);
+                        Thread nt = new Thread(t);
+                        nt.start();
+                        ed.setVisible(true);
+                    }
+                });
+
+                JMenuObject resetChapterGaps = new JMenuObject("Reset post gaps", c, new ActionListener() {
                     public void actionPerformed(ActionEvent e) {
                         JMenuObject o = (JMenuObject)e.getSource();
                         Chapter c = (Chapter)o.getObject();
-                        for (Enumeration s = c.children(); s.hasMoreElements();) {
-                            Sentence snt = (Sentence)s.nextElement();
-                            if (!snt.isLocked()) {
-                                snt.autoTrimSampleFFT();
-                            }
-                        }
+                        c.resetPostGaps();
                     }
                 });
 
@@ -1224,12 +1338,16 @@ public class AudiobookRecorder extends JFrame {
 
                 JMenuObject normalizeAll = new JMenuObject("Normalize chapter", c, new ActionListener() {
                     public void actionPerformed(ActionEvent e) {
+
                         JMenuObject o = (JMenuObject)e.getSource();
-                        Chapter c = (Chapter)o.getObject();
-                        for (Enumeration s = c.children(); s.hasMoreElements();) {
-                            Sentence snt = (Sentence)s.nextElement();
-                            snt.normalize();
-                        }
+                        Chapter chap = (Chapter)o.getObject();
+
+                        ProgressDialog ed = new ProgressDialog("Normalizing " + chap.getName());
+
+                        NormalizeThread t = new NormalizeThread(chap, ed);
+                        Thread nt = new Thread(t);
+                        nt.start();
+                        ed.setVisible(true);
                     }
                 });
 
@@ -1258,6 +1376,7 @@ public class AudiobookRecorder extends JFrame {
 
                 menu.add(convertAll);
                 menu.add(normalizeAll);
+                menu.add(resetChapterGaps);
                 menu.addSeparator();
                 menu.add(moveUp);
                 menu.add(moveDown);
@@ -1342,10 +1461,23 @@ public class AudiobookRecorder extends JFrame {
                         if (!(book.getName().equals(tit))) {
                             book.renameBook(tit);
                         }
+
+                        CacheManager.purgeCache();
                     }
                 });
                 menu.add(editData);
 
+                JMenuObject resetBookGaps = new JMenuObject("Reset all post gaps", book, new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        for (Enumeration ch = book.children(); ch.hasMoreElements();) {
+                            Chapter chap = (Chapter)ch.nextElement();
+                            chap.resetPostGaps();
+                        }
+                    }
+                });
+
+                menu.add(resetBookGaps);
+
                 menu.show(bookTree, e.getX(), e.getY());
             }
 
@@ -1423,6 +1555,7 @@ public class AudiobookRecorder extends JFrame {
         if (lastLeaf instanceof Sentence) {
             Sentence lastSentence = (Sentence)lastLeaf;
             lastSentence.setPostGap(Options.getInteger("catenation.short-sentence"));
+            lastSentence.setPostGapType("continuation");
         }
 
         Sentence s = new Sentence();
@@ -1473,6 +1606,7 @@ public class AudiobookRecorder extends JFrame {
         if (lastLeaf instanceof Sentence) {
             Sentence lastSentence = (Sentence)lastLeaf;
             lastSentence.setPostGap(Options.getInteger("catenation.post-paragraph"));
+            lastSentence.setPostGapType("paragraph");
         }
 
         Sentence s = new Sentence();
@@ -1522,6 +1656,7 @@ public class AudiobookRecorder extends JFrame {
         if (lastLeaf instanceof Sentence) {
             Sentence lastSentence = (Sentence)lastLeaf;
             lastSentence.setPostGap(Options.getInteger("catenation.post-section"));
+            lastSentence.setPostGapType("section");
         }
 
         Sentence s = new Sentence();
@@ -1571,6 +1706,7 @@ public class AudiobookRecorder extends JFrame {
         if (lastLeaf instanceof Sentence) {
             Sentence lastSentence = (Sentence)lastLeaf;
             lastSentence.setPostGap(Options.getInteger("catenation.post-sentence"));
+            lastSentence.setPostGapType("sentence");
         }
 
         Sentence s = new Sentence();
@@ -1687,15 +1823,10 @@ public class AudiobookRecorder extends JFrame {
             int i = 0;
             for (Enumeration s = c.children(); s.hasMoreElements();) {
                 Sentence snt = (Sentence)s.nextElement();
-                prefs.setProperty(String.format("%s.sentence.%08d.id", keybase, i), snt.getId());
-                prefs.setProperty(String.format("%s.sentence.%08d.text", keybase, i), snt.getText());
-                prefs.setProperty(String.format("%s.sentence.%08d.post-gap", keybase, i), Integer.toString(snt.getPostGap()));
-                prefs.setProperty(String.format("%s.sentence.%08d.start-offset", keybase, i), Integer.toString(snt.getStartOffset()));
-                prefs.setProperty(String.format("%s.sentence.%08d.end-offset", keybase, i), Integer.toString(snt.getEndOffset()));
-                prefs.setProperty(String.format("%s.sentence.%08d.locked", keybase, i), snt.isLocked() ? "true" : "false");
-                prefs.setProperty(String.format("%s.sentence.%08d.attention", keybase, i), snt.getAttentionFlag() ? "true" : "false");
-                prefs.setProperty(String.format("%s.sentence.%08d.gain", keybase, i), String.format("%.8f", snt.getGain()));
-                prefs.setProperty(String.format("%s.sentence.%08d.effect", keybase, i), snt.getEffectChain());
+                TreeMap<String, String> settings = snt.getSentenceData();
+                for (String key : settings.keySet()) {
+                    prefs.setProperty(String.format("%s.sentence.%08d.%s", keybase, i, key), settings.get(key));
+                }
                 i++;
             }
         }
@@ -1704,13 +1835,14 @@ public class AudiobookRecorder extends JFrame {
         try {
             fos = new FileOutputStream(config);
             prefs.storeToXML(fos, "Audiobook Recorder Description");
-        } catch (Exception e) {
-            e.printStackTrace();
+        } catch (Exception ex) {
+            ex.printStackTrace();
         }
         if (fos != null) {
             try {
                 fos.close();
-            } catch (Exception e) {
+            } catch (Exception ex) {
+                ex.printStackTrace();
             }
         }
     }
@@ -1798,7 +1930,7 @@ public class AudiobookRecorder extends JFrame {
                 if (n instanceof Sentence) {
                     Sentence s = (Sentence)n;
                     selectedSentence = s;
-                    sampleWaveform.setData(s.getDoubleAudioData());
+                    sampleWaveform.setData(s.getDoubleAudioData(effectsEnabled));
                     sampleWaveform.setMarkers(s.getStartOffset(), s.getEndOffset());
                     s.updateCrossings();
                     sampleWaveform.setAltMarkers(s.getStartCrossing(), s.getEndCrossing());
@@ -1813,6 +1945,11 @@ public class AudiobookRecorder extends JFrame {
                     gainPercent.setEnabled(!s.isLocked());
                     reprocessAudioFFT.setEnabled(!s.isLocked());
                     reprocessAudioPeak.setEnabled(!s.isLocked());
+                    selectCutMode.setEnabled(!s.isLocked());
+                    selectSplitMode.setEnabled(!s.isLocked());
+                    doCutSplit.setEnabled(false);
+                    selectCutMode.setSelected(false);
+                    selectSplitMode.setSelected(false);
                 } else {
                     selectedSentence = null;
                     sampleWaveform.clearData();
@@ -1820,6 +1957,11 @@ public class AudiobookRecorder extends JFrame {
                     gainPercent.setValue(100);
                     locked.setSelected(false);
                     attention.setSelected(false);
+                    selectCutMode.setEnabled(false);
+                    selectSplitMode.setEnabled(false);
+                    doCutSplit.setEnabled(false);
+                    selectCutMode.setSelected(false);
+                    selectSplitMode.setSelected(false);
                 }
             }
         });
@@ -1861,6 +2003,7 @@ public class AudiobookRecorder extends JFrame {
             s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.audition.sentence.%08d.attention", i))));
             s.setGain(Utils.s2d(prefs.getProperty(String.format("chapter.audition.sentence.%08d.gain", i))));
             s.setEffectChain(prefs.getProperty(String.format("chapter.audition.sentence.%08d.effect", i)));
+            s.setPostGapType(prefs.getProperty(String.format("chapter.audition.sentence.%08d.gaptype", i)));
             bookTreeModel.insertNodeInto(s, c, c.getChildCount());
         }
 
@@ -1882,6 +2025,7 @@ public class AudiobookRecorder extends JFrame {
             s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.open.sentence.%08d.attention", i))));
             s.setGain(Utils.s2d(prefs.getProperty(String.format("chapter.open.sentence.%08d.gain", i))));
             s.setEffectChain(prefs.getProperty(String.format("chapter.open.sentence.%08d.effect", i)));
+            s.setPostGapType(prefs.getProperty(String.format("chapter.open.sentence.%08d.gaptype", i)));
             bookTreeModel.insertNodeInto(s, c, c.getChildCount());
         }
 
@@ -1909,6 +2053,7 @@ public class AudiobookRecorder extends JFrame {
                 s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.attention", cno, i))));
                 s.setGain(Utils.s2d(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.gain", cno, i))));
                 s.setEffectChain(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.effect", cno, i)));
+                s.setPostGapType(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.gaptype", cno, i)));
                 bookTreeModel.insertNodeInto(s, c, c.getChildCount());
             }
         }
@@ -1931,6 +2076,7 @@ public class AudiobookRecorder extends JFrame {
             s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.close.sentence.%08d.attention", i))));
             s.setGain(Utils.s2d(prefs.getProperty(String.format("chapter.close.sentence.%08d.gain", i))));
             s.setEffectChain(prefs.getProperty(String.format("chapter.close.sentence.%08d.effect", i)));
+            s.setPostGapType(prefs.getProperty(String.format("chapter.close.sentence.%08d.gaptype", i)));
             bookTreeModel.insertNodeInto(s, c, c.getChildCount());
         }
 
@@ -2039,19 +2185,24 @@ public class AudiobookRecorder extends JFrame {
 
                 try {
 
+                    int blockSize = Options.getInteger("audio.playback.blocksize");
+
                     AudioFormat sampleformat = s.getAudioFormat();
-                    AudioFormat format = new AudioFormat(sampleformat.getSampleRate(), 16, 2, true, false);
+                    float sampleRate = sampleformat.getSampleRate();
+//                    sampleRate *= toolBar.getPlaybackSpeed();
+                    AudioFormat format = new AudioFormat(sampleRate, 16, 2, true, false);
             
                     play = AudioSystem.getSourceDataLine(format, Options.getPlaybackMixer());
                     play.open(format);
                     play.start();
+                    play.drain();
 
                     bookTree.scrollPathToVisible(new TreePath(s.getPath()));
-                    data = s.getPCMData();
-                    for (int pos = 0; pos < data.length; pos += PLAYBACK_CHUNK_SIZE) {
+                    data = s.getPCMData(effectsEnabled);
+                    for (int pos = 0; pos < data.length; pos += blockSize) {
                         sampleWaveform.setPlayMarker(pos / format.getFrameSize());
                         int l = data.length - pos;
-                        if (l > PLAYBACK_CHUNK_SIZE) l = PLAYBACK_CHUNK_SIZE;
+                        if (l > blockSize) l = blockSize;
                         play.write(data, pos, l);
                     }
 
@@ -2068,6 +2219,7 @@ public class AudiobookRecorder extends JFrame {
                         play.close();
                     }
                     play = null;
+                    e.printStackTrace();
                 }
             }
         });
@@ -2076,6 +2228,72 @@ public class AudiobookRecorder extends JFrame {
         playingThread.start();
     }
 
+    class NormalizeThread implements Runnable {
+        ProgressDialog dialog;
+        Chapter chapter;
+    
+        public NormalizeThread(Chapter c, ProgressDialog e) {
+            super();
+            dialog = e;
+            chapter = c;
+        }
+
+        @SuppressWarnings("unchecked")
+        public void run() {
+
+            int numKids = chapter.getChildCount();
+            int kidCount = 0;
+            for (Enumeration s = chapter.children(); s.hasMoreElements();) {
+                kidCount++;
+                dialog.setProgress(kidCount * 2000 / numKids);
+                Sentence snt = (Sentence)s.nextElement();
+                snt.normalize();
+            }
+
+            dialog.closeDialog();
+        }
+    }
+
+    class AutoTrimThread implements Runnable {
+        ProgressDialog dialog;
+        Chapter chapter;
+        int type;
+
+        public final static int FFT = 0;
+        public final static int Peak = 1;
+   
+        public AutoTrimThread(Chapter c, ProgressDialog e, int t) {
+            super();
+            dialog = e;
+            chapter = c;
+            type = t;
+        }
+
+        @SuppressWarnings("unchecked")
+        public void run() {
+
+            int numKids = chapter.getChildCount();
+            int kidCount = 0;
+            for (Enumeration s = chapter.children(); s.hasMoreElements();) {
+                kidCount++;
+                dialog.setProgress(kidCount * 2000 / numKids);
+                Sentence snt = (Sentence)s.nextElement();
+                switch (type) {
+                    case FFT:
+                        snt.autoTrimSampleFFT();
+                        break;
+                    case Peak:
+                        snt.autoTrimSamplePeak();
+                        break;
+                } 
+            }
+
+            dialog.closeDialog();
+        }
+    }
+
+
+
     class ExportThread implements Runnable {
         ProgressDialog exportDialog;
         Chapter chapter;
@@ -2117,6 +2335,84 @@ public class AudiobookRecorder extends JFrame {
     }
 
 
+    public void playToSelectedSentence() {
+        if (selectedSentence == null) return;
+        if (playing != null) return;
+        if (getNoiseFloor() == 0) {
+            alertNoRoomNoise();
+            return;
+        }
+        playing = selectedSentence;
+
+        playingThread = new Thread(new Runnable() {
+            public void run() {
+                Sentence s = playing;
+                byte[] data;
+
+                try {
+
+                    int blockSize = Options.getInteger("audio.playback.blocksize");
+
+                    AudioFormat sampleformat = s.getAudioFormat();
+                    AudioFormat format = new AudioFormat(sampleformat.getSampleRate(), 16, 2, true, false);
+
+                    play = AudioSystem.getSourceDataLine(format, Options.getPlaybackMixer());
+                    play.open(format);
+                    play.start();
+                    play.drain();
+
+                    bookTree.scrollPathToVisible(new TreePath(s.getPath()));
+                    data = s.getPCMData(effectsEnabled);
+
+                    int startPos = 0;
+                    int endPos = data.length / format.getFrameSize();
+
+//foobar
+                    if (selectSplitMode.isSelected()) {
+                        endPos = sampleWaveform.getCutStart() - selectedSentence.getStartCrossing();
+                        if (endPos < 0) endPos = 0;
+                    } else if (selectCutMode.isSelected()) {
+                        startPos = sampleWaveform.getCutStart() - selectedSentence.getStartCrossing();;
+                        endPos = sampleWaveform.getCutEnd() - selectedSentence.getStartCrossing();;
+                        if (startPos < 0) startPos = 0;
+                        if (endPos < 0) endPos = 0;
+                    }
+
+                    startPos *= format.getFrameSize();
+                    endPos *= format.getFrameSize();
+
+                    if (startPos > data.length) startPos = data.length;
+                    if (endPos > data.length) endPos = data.length;
+
+                    for (int pos = startPos; pos < endPos; pos += blockSize) {
+                        sampleWaveform.setPlayMarker(pos / format.getFrameSize());
+                        int l = data.length - pos;
+                        if (l > blockSize) l = blockSize;
+                        play.write(data, pos, l);
+                    }
+
+                    play.drain();
+                    play.stop();
+                    play.close();
+                    play = null;
+                    playing = null;
+                } catch (Exception e) {
+                    playing = null;
+                    if (play != null) {
+                        play.drain();
+                        play.stop();
+                        play.close();
+                    }
+                    play = null;
+                    e.printStackTrace();
+                }
+            }
+        });
+
+        playingThread.setDaemon(true);
+        playingThread.start();
+    }
+
     public void playFromSelectedSentence() {
         if (selectedSentence == null) return;
         if (playing != null) return;
@@ -2133,11 +2429,16 @@ public class AudiobookRecorder extends JFrame {
 
                 try {
 
+                    int blockSize = Options.getInteger("audio.playback.blocksize");
+
                     AudioFormat sampleformat = s.getAudioFormat();
-                    AudioFormat format = new AudioFormat(sampleformat.getSampleRate(), 16, 2, true, false);
+                    float sampleRate = sampleformat.getSampleRate();
+                    sampleRate *= toolBar.getPlaybackSpeed();
+                    AudioFormat format = new AudioFormat(sampleRate, 16, 2, true, false);
                     play = AudioSystem.getSourceDataLine(format, Options.getPlaybackMixer());
                     play.open(format);
                     play.start();
+                    play.drain();
 
                     while (playing != null) {
                         bookTree.scrollPathToVisible(new TreePath(s.getPath()));
@@ -2152,21 +2453,21 @@ public class AudiobookRecorder extends JFrame {
                             data = getRoomNoise(Utils.s2i(Options.get("catenation.pre-chapter")));
                             play.write(data, 0, data.length);
                         }
-                        data = s.getPCMData();
+                        data = s.getPCMData(effectsEnabled);
                         DefaultMutableTreeNode next = s.getNextSibling();
-//                        if (next != null) {
-//                            Thread t = new Thread(new Runnable() {
-//                                public void run() {
-//                                    Sentence ns = (Sentence)next;
-//                                    ns.getProcessedAudioData(); // Cache it
-//                                }
-//                            });
-//                            t.start();
-//                        }
-                        for (int pos = 0; pos < data.length; pos += PLAYBACK_CHUNK_SIZE) {
+                        if (next != null) {
+                            Thread t = new Thread(new Runnable() {
+                                public void run() {
+                                    Sentence ns = (Sentence)next;
+                                    ns.getProcessedAudioData(effectsEnabled); // Cache it
+                                }
+                            });
+                            t.start();
+                        }
+                        for (int pos = 0; pos < data.length; pos += blockSize) {
                             sampleWaveform.setPlayMarker(pos / format.getFrameSize());
                             int l = data.length - pos;
-                            if (l > PLAYBACK_CHUNK_SIZE) l = PLAYBACK_CHUNK_SIZE;
+                            if (l > blockSize) l = blockSize;
                             play.write(data, pos, l);
                         }
 
@@ -2202,6 +2503,7 @@ public class AudiobookRecorder extends JFrame {
                         play.close();
                     }
                     play = null;
+                    e.printStackTrace();
                 }
             }
         });
@@ -2409,6 +2711,7 @@ public class AudiobookRecorder extends JFrame {
                 try {
                     Files.copy(srcFile.toPath(), dstFile.toPath());
                 } catch (Exception e) {
+                    e.printStackTrace();
                 }
             }
 
@@ -2536,6 +2839,7 @@ public class AudiobookRecorder extends JFrame {
                     f.delete();
                 }
             } catch (Exception e) {
+                e.printStackTrace();
             }
             pd.closeDialog();
         }
@@ -2686,7 +2990,7 @@ public class AudiobookRecorder extends JFrame {
             if (rawAudio.isSelected()) {
                 sampleWaveform.setData(selectedSentence.getRawAudioData());
             } else {
-                sampleWaveform.setData(selectedSentence.getDoubleAudioData());
+                sampleWaveform.setData(selectedSentence.getDoubleAudioData(effectsEnabled));
             }
         }
     }
@@ -2923,7 +3227,40 @@ public class AudiobookRecorder extends JFrame {
         double f = Utils.s2d(root.getAttribute("frequency"));
         double d = Utils.s2d(root.getAttribute("depth"));
         double p = Utils.s2d(root.getAttribute("phase"));
-        return new LFO(f, d, p);
+        double dty = Math.PI;
+        String waveform = root.getAttribute("waveform");
+        if (waveform == null) {
+            waveform = "sine";
+        }
+
+        int w = LFO.SINE;
+
+        switch (waveform.toLowerCase()) {
+            case "sine": w = LFO.SINE; break;
+            case "cosine": w = LFO.COSINE; break;
+            case "square": w = LFO.SQUARE; break;
+            case "triangle": w = LFO.TRIANGLE; break;
+            case "sawtooth": w = LFO.SAWTOOTH; break;
+        }
+
+        int m = LFO.ADD;
+
+        String mode = root.getAttribute("mode");
+
+        if (mode == null) {
+            mode = "add";
+        }
+
+        switch (mode.toLowerCase()) {
+            case "add": m = LFO.ADD; break;
+            case "replace": m = LFO.REPLACE; break;
+        }
+
+        if (root.getAttribute("duty") != null) {
+            int di = Utils.s2i(root.getAttribute("duty")); // 0-100;
+            dty = (Math.PI * 2) * ((double)di / 100d);
+        }
+        return new LFO(f, d, p, w, dty, m);
     }
 
     public AGC loadAGC(Element root) {
@@ -3012,4 +3349,95 @@ public class AudiobookRecorder extends JFrame {
         state = STOPPING;
     }
 
+    public void toggleSplitMode() {
+        selectCutMode.setSelected(false);
+        if (selectedSentence != null) {
+            sampleWaveform.setDisplaySplit(selectSplitMode.isSelected());
+        }
+        doCutSplit.setEnabled(selectSplitMode.isSelected());
+        toolBar.enablePlayTo(selectSplitMode.isSelected());
+    }
+
+    public void toggleCutMode() {
+        selectSplitMode.setSelected(false);
+        if (selectedSentence != null) {
+            sampleWaveform.setDisplayCut(selectCutMode.isSelected());
+        }
+        doCutSplit.setEnabled(selectCutMode.isSelected());
+        toolBar.enablePlayTo(selectCutMode.isSelected());
+    }
+
+    public void doCut(int start, int end) {
+        try {
+            double[][] samples = selectedSentence.getRawAudioData();
+            double[][] croppedSamples = new double[samples.length - (end - start)][2];
+
+            int a = 0;
+            for (int i = 0; i < samples.length; i++) {
+                if ((i < start) || (i > end)) {
+                    croppedSamples[a++] = samples[i];
+                }
+            }
+            selectedSentence.writeAudioData(croppedSamples);
+            selectedSentence.autoTrimSample();
+            updateWaveform();
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+    }
+
+    public void doSplit(int at) {
+        try {
+            Sentence newSentence = selectedSentence.cloneSentence();
+            Chapter c = (Chapter)selectedSentence.getParent();
+            int idx = bookTreeModel.getIndexOfChild(c, selectedSentence);
+            bookTreeModel.insertNodeInto(newSentence, c, idx);
+
+            double[][] samples = selectedSentence.getRawAudioData();
+            double[][] startSamples = new double[at][2];
+            double[][] endSamples = new double[samples.length - at][2];
+
+            int a = 0; 
+            int b = 0;
+
+            for (int i = 0; i < samples.length; i++) {
+                if (i < at) {
+                    startSamples[a++] = samples[i];
+                } else {
+                    endSamples[b++] = samples[i];
+                }
+            }
+
+            newSentence.writeAudioData(startSamples);
+            newSentence.setPostGapType("continuation");
+            newSentence.setPostGap(Options.getInteger("catenation.short-sentence"));
+
+            selectedSentence.writeAudioData(endSamples);
+            selectedSentence.autoTrimSample();
+            newSentence.autoTrimSample();
+            updateWaveform();
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+    }
+
+    public void executeCutOrSplit() {
+        int start = sampleWaveform.getCutStart();
+        int end = sampleWaveform.getCutEnd();
+        if (selectCutMode.isSelected()) {
+            doCut(start, end);
+        } else if (selectSplitMode.isSelected()) {
+            doSplit(start);
+        }
+        selectCutMode.setSelected(false);
+        selectSplitMode.setSelected(false);
+        toolBar.enablePlayTo(false);
+        doCutSplit.setEnabled(false);
+    }
+
+    public void setEffectsEnabled(boolean b) {
+        effectsEnabled = b;
+        System.err.println("Effects Enabled: " + b);
+    }
+
 }

src/uk/co/majenko/audiobookrecorder/Book.java

@@ -206,4 +206,14 @@ public class Book extends DefaultMutableTreeNode {
         return out;
     }
 
+    public void purgeBackups() {
+        for (Enumeration o = children(); o.hasMoreElements();) {
+            Object ob = (Object)o.nextElement();
+            if (ob instanceof Chapter) {
+                Chapter c = (Chapter)ob;
+                c.purgeBackups();
+            }
+        }
+    }
+
 }

src/uk/co/majenko/audiobookrecorder/BookTreeRenderer.java

@@ -3,11 +3,14 @@ package uk.co.majenko.audiobookrecorder;
 import javax.swing.*;
 import javax.swing.tree.*;
 import java.awt.*;
+import javax.swing.border.*;
 
 public class BookTreeRenderer extends DefaultTreeCellRenderer {
 
     public Component getTreeCellRendererComponent(JTree tree, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus) {
         JLabel ret = (JLabel) super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);
+        ret.setIconTextGap(0);
+        ret.setBorder(new EmptyBorder(0, 0, 0, 0));
         if (value instanceof Sentence) {
             Sentence s = (Sentence)value;
 
@@ -31,6 +34,10 @@ public class BookTreeRenderer extends DefaultTreeCellRenderer {
                 icn.add(Overlays.important, OverlayIcon.TOP_RIGHT);
             } 
 
+            if (s.getEndOffset() == s.getSampleSize() - 1) {
+                icn.add(Overlays.important, OverlayIcon.TOP_RIGHT);
+            }
+
             if (s.getEffectChain() != null) {
                 if (!s.getEffectChain().equals("none")) {
                     icn.add(Overlays.filter, OverlayIcon.BOTTOM_RIGHT);
@@ -39,6 +46,28 @@ public class BookTreeRenderer extends DefaultTreeCellRenderer {
 
             ret.setIcon(icn);
 
+            String gaptype = s.getPostGapType();
+            DefaultMutableTreeNode prev = s.getPreviousSibling();
+            String prevtype = "sentence";
+            if (prev instanceof Sentence) {
+                Sentence s2 = (Sentence)prev;
+                prevtype = s2.getPostGapType();
+            }
+
+            if (prevtype.equals("continuation")) {
+                ret.setIconTextGap(20);
+            }
+
+            if (gaptype.equals("sentence")) {
+                ret.setBorder(new EmptyBorder(0, 0, 0, 0));
+            } else if (gaptype.equals("continuation")) {
+                ret.setBorder(new EmptyBorder(0, 0, 0, 0));
+            } else if (gaptype.equals("paragraph")) {
+                ret.setBorder(new EmptyBorder(0, 0, 7, 0));
+            } else if (gaptype.equals("section")) {
+                ret.setBorder(new EmptyBorder(0, 0, 15, 0));
+            }
+
         } else if (value instanceof Chapter) {
             ret.setIcon(Icons.chapter);
         } else if (value instanceof Book) {

src/uk/co/majenko/audiobookrecorder/CacheManager.java

@@ -13,13 +13,14 @@ public class CacheManager {
             if (ob.lockedInCache()) {
                 cache.add(ob);
             } else {
+                if (ob instanceof Sentence) {
+                    Sentence s = (Sentence)ob;
+                }
                 ob.clearCache();
             }
         }
 
         cache.add(c);
-
-        System.gc();
     }
 
     public static void setCacheSize(int c) {
@@ -27,7 +28,17 @@ public class CacheManager {
     }
 
     public static void removeFromCache(Cacheable c) {
+        if (c instanceof Sentence) {
+            Sentence s = (Sentence)c;
+        }
         cache.remove(c);
         c.clearCache();
     }
+
+    public static void purgeCache() {
+        for (Cacheable c : cache) {
+            c.clearCache();
+        }
+        cache.clear();
+    }
 }

src/uk/co/majenko/audiobookrecorder/Chapter.java

@@ -116,7 +116,7 @@ public class Chapter extends DefaultMutableTreeNode {
         audioAttributes.setCodec("libmp3lame");
         audioAttributes.setBitRate(Options.getInteger("audio.export.bitrate"));
         audioAttributes.setSamplingRate(Options.getInteger("audio.export.samplerate"));
-        audioAttributes.setChannels(2); //new Integer(2));
+        audioAttributes.setChannels(Options.getInteger("audio.export.channels")); //new Integer(2));
         attributes.setFormat("mp3");
         attributes.setAudioAttributes(audioAttributes);
 
@@ -232,5 +232,21 @@ public class Chapter extends DefaultMutableTreeNode {
         return out;
     }
 
+    public void resetPostGaps() {
+        for (Enumeration s = children(); s.hasMoreElements();) {
+            Sentence snt = (Sentence)s.nextElement();
+            snt.resetPostGap();
+        }
+    }
+
+    public void purgeBackups() {
+        for (Enumeration o = children(); o.hasMoreElements();) {
+            Object ob = (Object)o.nextElement();
+            if (ob instanceof Sentence) {
+                Sentence s = (Sentence)ob;
+                s.purgeBackups();
+            }
+        }
+    }
 
 }

src/uk/co/majenko/audiobookrecorder/Debug.java

@@ -0,0 +1,12 @@
+package uk.co.majenko.audiobookrecorder;
+
+public class Debug {
+    static long timestamp;
+
+    static void debug(String msg) {
+        long now = System.currentTimeMillis();
+        long diff = now - timestamp;
+        timestamp = now;
+        System.err.println(String.format("%8d - %s", diff, msg));
+    }
+}

src/uk/co/majenko/audiobookrecorder/FlashPanel.java

@@ -27,6 +27,8 @@ public class FlashPanel extends JPanel {
     public void setFlash(boolean f) {
         flash = f;
 
+        col = true;
+
         for (Component o : getComponents()) {
             ((JComponent)o).setVisible(!f);
         }
@@ -42,7 +44,7 @@ public class FlashPanel extends JPanel {
         if (col) {
             g.setColor(Color.RED);
         } else {
-            g.setColor(Color.BLACK);
+            g.setColor(Color.GREEN);
         }
         Dimension d = getSize();
         g.fillRect(0, 0, d.width, d.height);

src/uk/co/majenko/audiobookrecorder/Icons.java

@@ -33,4 +33,9 @@ public class Icons {
     static public final ImageIcon dollar      = new ImageIcon(Icons.class.getResource("icons/dollar.png"));
     static public final ImageIcon attention   = new ImageIcon(Icons.class.getResource("icons/attention.png"));
     static public final ImageIcon normalize   = new ImageIcon(Icons.class.getResource("icons/normalize.png"));
+    static public final ImageIcon split       = new ImageIcon(Icons.class.getResource("icons/split.png"));
+    static public final ImageIcon cut         = new ImageIcon(Icons.class.getResource("icons/cut.png"));
+    static public final ImageIcon docut       = new ImageIcon(Icons.class.getResource("icons/do-cut.png"));
+    static public final ImageIcon playto      = new ImageIcon(Icons.class.getResource("icons/play-to.png"));
+    static public final ImageIcon disable     = new ImageIcon(Icons.class.getResource("icons/disable-effects.png"));
 }

src/uk/co/majenko/audiobookrecorder/LFO.java

@@ -9,37 +9,73 @@ public class LFO implements Effect {
     double depth;
     double sampleRate;
     double sampleStep;
+    int waveform;
+    double duty;
+    int mode;
+
+    public static final int SINE = 0;
+    public static final int COSINE = 1;
+    public static final int SQUARE = 2;
+    public static final int TRIANGLE = 3;
+    public static final int SAWTOOTH = 4;
+
+    public static final int ADD = 0;
+    public static final int REPLACE = 1;
 
     public LFO(double f, double d) {
-        frequency = f;
-        depth = d;
-        phase = 0;
+        this(f, d, 0, SINE, Math.PI, REPLACE);
     }
 
     public LFO(double f, double d, double p) {
+        this(f, d, p, SINE, Math.PI, REPLACE);
+    }
+
+    public LFO(double f, double d, double p, int w) {
+        this(f, d, p, w, Math.PI, REPLACE);
+    }
+
+    public LFO(double f, double d, double p, int w, double dty) {
+        this(f, d, p, w, dty, REPLACE);
+    }
+
+    public LFO(double f, double d, double p, int w, double dty, int m) {
         frequency = f;
         depth = d;
         phase = p;
+        waveform = w;
+        duty = dty;
+        mode = m;
     }
 
     public void process(double[][] samples) {
         for (double[] sample : samples) {
-            double v = Math.sin(phase);
+            double v = 0;
+            switch (waveform) {
+                case SINE: v = Math.sin(phase); break;
+                case COSINE: v = Math.cos(phase); break;
+                case SQUARE: v = (phase > duty) ? 1d : 0d; break;
+                case TRIANGLE: v = (phase < Math.PI) ? (phase / Math.PI) : (1d - ((phase - Math.PI) / Math.PI)); break;
+                case SAWTOOTH: v = (phase / (Math.PI*2d)); break;
+            }
             phase += sampleStep;
             if (phase > (Math.PI * 2d)) {
                 phase -= (Math.PI * 2d);
             }
 
-//        // Make it between 0 and 1.
-//        v = 1d + v;
-//        v /= 2d;
-
             // Multiply it by the gain factor
             v *= depth;
 
             // Apply it to the sample
-            sample[Sentence.LEFT] += (sample[Sentence.LEFT] * v);
-            sample[Sentence.RIGHT] += (sample[Sentence.RIGHT] * v);
+            switch (mode) {
+                case REPLACE:
+                    sample[Sentence.LEFT] = (sample[Sentence.LEFT] * v);
+                    sample[Sentence.RIGHT] = (sample[Sentence.RIGHT] * v);
+                    break;
+                case ADD:
+                    sample[Sentence.LEFT] += (sample[Sentence.LEFT] * v);
+                    sample[Sentence.RIGHT] += (sample[Sentence.RIGHT] * v);
+                    break;
+            }
         }
     }
 

src/uk/co/majenko/audiobookrecorder/MainToolBar.java

@@ -14,9 +14,14 @@ public class MainToolBar extends JToolBar {
     JButtonSpacePlay recordRoomNoise;
     JButtonSpacePlay playSentence;
     JButtonSpacePlay playonSentence;
+    JButtonSpacePlay playtoSentence;
     JButtonSpacePlay stopPlaying;
     JButtonSpacePlay eq;
-    JToggleButton mic;
+    JToggleButtonSpacePlay mic;
+
+    JComboBox<String> playbackSpeed;
+
+    JToggleButtonSpacePlay disableEffects;
 
     AudiobookRecorder root;
 
@@ -78,6 +83,14 @@ public class MainToolBar extends JToolBar {
         });
         add(playonSentence);
 
+        playtoSentence = new JButtonSpacePlay(Icons.playto, "Play sentence to cut", new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                root.playToSelectedSentence();
+            }
+        });
+        add(playtoSentence);
+        playtoSentence.setEnabled(false);
+
         stopPlaying = new JButtonSpacePlay(Icons.stop, "Stop playing", new ActionListener() {
             public void actionPerformed(ActionEvent e) {
                 root.stopPlaying();
@@ -89,6 +102,7 @@ public class MainToolBar extends JToolBar {
         eq = new JButtonSpacePlay(Icons.eq, "Reload Effects", new ActionListener() {
             public void actionPerformed(ActionEvent e) {
                 root.loadEffects();
+                CacheManager.purgeCache();
             }
         });
 
@@ -117,11 +131,56 @@ public class MainToolBar extends JToolBar {
                 }
             }
         });
+
         
         add(mic);
 
+        addSeparator();
+
+        disableEffects = new JToggleButtonSpacePlay(Icons.disable, "Disable effects", new ActionListener() {
+            Color bgCol = null;
+            public void actionPerformed(ActionEvent e) {
+                JToggleButton b = (JToggleButton)e.getSource();
+                if (b.isSelected()) {
+                    root.setEffectsEnabled(false);
+                    bgCol = b.getBackground();
+                    b.setBackground(Color.RED);
+                } else {
+                    root.setEffectsEnabled(true);
+                    if (bgCol != null) {
+                        b.setBackground(bgCol);
+                    }
+                }
+            }
+        });
+
+        add(disableEffects);
+
+        addSeparator();
+
+        add(new JLabel("Playback speed: "));
+        playbackSpeed = new JComboBox<String>(new String[] {
+            "0.75x",
+            "1.00x",
+            "1.25x",
+            "1.50x",
+            "1.75x"
+        });
+        playbackSpeed.setFocusable(false);
+
+        playbackSpeed.setSelectedIndex(1);
+        add(playbackSpeed);
 
         setFloatable(false);
     }
 
+    public void enablePlayTo(boolean b) {
+        playtoSentence.setEnabled(b);
+    }
+
+    public float getPlaybackSpeed() {
+        int v = playbackSpeed.getSelectedIndex();
+        return 0.75f + (0.25f * v);
+    }
+
 }

src/uk/co/majenko/audiobookrecorder/Options.java

@@ -24,6 +24,8 @@ public class Options extends JDialog {
     JComboBox<KVPair> rateList;
     JComboBox<KVPair> bitDepth;
     JComboBox<KVPair> trimMethod;
+    JComboBox<KVPair> fftBlockSize;
+    JComboBox<KVPair> playbackBlockSize;
     JTextField storageFolder;
     JTextField archiveFolder;
     JSpinner preChapterGap;
@@ -34,6 +36,7 @@ public class Options extends JDialog {
     JSpinner postSectionGap;
     JTextField ffmpegLocation;
     JComboBox<KVPair> bitRate;
+    JComboBox<KVPair> channels;
     JComboBox<KVPair> exportRate;
     JCheckBox enableParsing;
     JSpinner cacheSize;
@@ -297,10 +300,12 @@ public class Options extends JDialog {
         bitDepth = addDropdown(optionsPanel, "Sample resolution:", getResolutionList(), get("audio.recording.resolution"));
         trimMethod = addDropdown(optionsPanel, "Auto-trim method:", getTrimMethods(), get("audio.recording.trim"));
         fftThreshold = addSpinner(optionsPanel, "FFT threshold:", 0, 100, 1, getInteger("audio.recording.trim.fft"), "");
+        fftBlockSize = addDropdown(optionsPanel, "FFT Block size:", getFFTBlockSizes(), get("audio.recording.trim.blocksize"));
 
         addSeparator(optionsPanel);
 
         playbackList = addDropdown(optionsPanel, "Playback device:", getPlaybackMixerList(), get("audio.playback.device"));
+        playbackBlockSize = addDropdown(optionsPanel, "Playback Block size:", getPlaybackBlockSizes(), get("audio.playback.blocksize"));
         addSeparator(optionsPanel);
         storageFolder = addFilePath(optionsPanel, "Storage folder:", get("path.storage"), true);
         archiveFolder = addFilePath(optionsPanel, "Archive folder:", get("path.archive"), true);
@@ -318,6 +323,7 @@ public class Options extends JDialog {
 
         ffmpegLocation = addFilePath(optionsPanel, "FFMPEG location:", get("path.ffmpeg"), false);
         bitRate = addDropdown(optionsPanel, "Export bitrate:", getBitrates(), get("audio.export.bitrate"));
+        channels = addDropdown(optionsPanel, "Export channels:", getChannelCountList(), get("audio.export.channels"));
         exportRate = addDropdown(optionsPanel, "Export sample rate:", getSampleRateList(), get("audio.export.samplerate"));
         
 
@@ -565,6 +571,8 @@ public class Options extends JDialog {
         } else {
             defaultPrefs.put("audio.playback.device", "");
         }
+        defaultPrefs.put("audio.recording.trim.blocksize", "4096");
+        defaultPrefs.put("audio.playback.blocksize", "4096");
 
         defaultPrefs.put("catenation.pre-chapter", "1000");
         defaultPrefs.put("catenation.post-chapter", "1500");
@@ -580,6 +588,7 @@ public class Options extends JDialog {
         defaultPrefs.put("path.ffmpeg", "");
 
         defaultPrefs.put("audio.export.bitrate", "256000");
+        defaultPrefs.put("audio.export.channels", "2");
         defaultPrefs.put("audio.export.samplerate", "44100");
         defaultPrefs.put("process.sphinx", "false");
 
@@ -703,11 +712,14 @@ public class Options extends JDialog {
         set("catenation.post-paragraph", postParagraphGap.getValue());
         set("catenation.post-section", postSectionGap.getValue());
         set("audio.export.bitrate", ((KVPair)bitRate.getSelectedItem()).key);
+        set("audio.export.channels", ((KVPair)channels.getSelectedItem()).key);
         set("audio.export.samplerate", ((KVPair)exportRate.getSelectedItem()).key);
         set("process.sphinx", enableParsing.isSelected());
         set("editor.external", externalEditor.getText());
         set("cache.size", cacheSize.getValue());
         set("audio.recording.trim.fft", fftThreshold.getValue());
+        set("audio.recording.trim.blocksize", ((KVPair)fftBlockSize.getSelectedItem()).key);
+        set("audio.playback.blocksize", ((KVPair)playbackBlockSize.getSelectedItem()).key);
 
         set("effects.ethereal.offset", etherealOffset.getValue());
         set("effects.ethereal.iterations", etherealIterations.getValue());
@@ -782,6 +794,31 @@ public class Options extends JDialog {
         return pairs;
     }
 
+    public static KVPair[] getFFTBlockSizes() {
+        KVPair[] pairs = new KVPair[8];
+        pairs[0] = new KVPair<String, String>("1024", "1024");
+        pairs[1] = new KVPair<String, String>("2048", "2048");
+        pairs[2] = new KVPair<String, String>("4096", "4096");
+        pairs[3] = new KVPair<String, String>("8192", "8192");
+        pairs[4] = new KVPair<String, String>("16384", "16384");
+        pairs[5] = new KVPair<String, String>("32768", "32768");
+        pairs[6] = new KVPair<String, String>("65536", "65537");
+        pairs[7] = new KVPair<String, String>("131072", "131072");
+        return pairs;
+    }
+
+    public static KVPair[] getPlaybackBlockSizes() {
+        KVPair[] pairs = new KVPair[8];
+        pairs[0] = new KVPair<String, String>("1024", "1024");
+        pairs[1] = new KVPair<String, String>("2048", "2048");
+        pairs[2] = new KVPair<String, String>("4096", "4096");
+        pairs[3] = new KVPair<String, String>("8192", "8192");
+        pairs[4] = new KVPair<String, String>("16384", "16384");
+        pairs[5] = new KVPair<String, String>("32768", "32768");
+        pairs[6] = new KVPair<String, String>("65536", "65537");
+        pairs[7] = new KVPair<String, String>("131072", "131072");
+        return pairs;
+    }
 
     public static void createEffectChains() {
         effectChains = new ArrayList<EffectGroup>();

src/uk/co/majenko/audiobookrecorder/Sentence.java

@@ -31,7 +31,7 @@ import java.util.Timer;
 
 
 public class Sentence extends DefaultMutableTreeNode implements Cacheable {
-    
+
     String text;
     String id;
     int postGap;
@@ -39,6 +39,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     int endOffset = 0;
     int crossStartOffset = -1;
     int crossEndOffset = -1;
+    String postGapType = "none";
 
     int sampleSize = -1;
 
@@ -183,16 +184,8 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
 
         CacheManager.removeFromCache(this);
 
-        audioData = null;
-        processedAudio = null;
-
         if (!id.equals("room-noise")) {
-            String tm = Options.get("audio.recording.trim");
-            if (tm.equals("peak")) {
-                autoTrimSamplePeak(true);
-            } else if (tm.equals("fft")) {
-                autoTrimSampleFFT(true);
-            }
+            autoTrimSample(true);
             if (Options.getBoolean("process.sphinx")) {
                 recognise();
             }
@@ -200,6 +193,19 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
 
     }
 
+    public void autoTrimSample() {
+        autoTrimSample(false);
+    }
+
+    public void autoTrimSample(boolean useRaw) {
+        String tm = Options.get("audio.recording.trim");
+        if (tm.equals("peak")) {
+            autoTrimSamplePeak(useRaw);
+        } else if (tm.equals("fft")) {
+            autoTrimSampleFFT(useRaw);
+        }
+    }
+
     public static final int FFTBuckets = 1024;
 
     public void autoTrimSampleFFT() {
@@ -216,21 +222,21 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             samples = getProcessedAudioData();
         }
         if (samples == null) {
-            System.err.println("Error: loading data failed!");
             return;
         }
 
+        int fftSize = Options.getInteger("audio.recording.trim.blocksize");
 
-        int blocks = samples.length / 4096 + 1;
+        int blocks = samples.length / fftSize + 1;
 
         int[] intens = new int[blocks];
         int block = 0;
 
-        for (int i = 0; i < samples.length; i+= 4096) {
-            double[] real = new double[4096];
-            double[] imag = new double[4096];
+        for (int i = 0; i < samples.length; i+= fftSize) {
+            double[] real = new double[fftSize];
+            double[] imag = new double[fftSize];
 
-            for (int j = 0; j < 4096; j++) {
+            for (int j = 0; j < fftSize; j++) {
                 if (i + j < samples.length) {
                     real[j] = (samples[i+j][LEFT] + samples[i+j][RIGHT]) / 2d;
                     imag[j] = 0;
@@ -242,14 +248,14 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
 
             double[] buckets = FFT.fft(real, imag, true);
             double av = 0;
-            for (int j = 1; j < 2048; j++) {
+            for (int j = 1; j < fftSize/2; j++) {
                 av += Math.abs(buckets[j]);
             }
-            av /= 2047d;
+            av /= (fftSize / 2);
 
             intens[block] = 0;
 
-            for (int j = 2; j < 4096; j += 2) {
+            for (int j = 2; j < fftSize; j += 2) {
                 double d = Math.abs(av - buckets[j]);
                 if (d > 0.05) {
                     intens[block]++;
@@ -273,7 +279,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             start = 0;
         }
 
-        startOffset = start * 4096;
+        startOffset = start * fftSize;
         if (startOffset < 0) startOffset = 0;
         if (startOffset >= samples.length) startOffset = samples.length;
 
@@ -290,15 +296,14 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             end = blocks - 1;
         }
 
-        endOffset = end * 4096;
+        endOffset = (end+1) * fftSize;
 
-        if (endOffset <= startOffset) endOffset = startOffset + 4096;
+        if (endOffset <= startOffset) endOffset = startOffset + fftSize;
         if (endOffset < 0) endOffset = 0;
         if (endOffset >= samples.length) endOffset = samples.length;
         updateCrossings(useRaw);
         intens = null;
         samples = null;
-        System.gc();
 
     }
 
@@ -333,7 +338,8 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             startOffset = 0;
         }
 
-        startOffset -= 4096;
+        int fftSize = Options.getInteger("audio.recording.trim.blocksize");
+        startOffset -= fftSize;
 
         for (int i = samples.length-1; i >= 0; i--) {
             endOffset = i;
@@ -344,9 +350,9 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             }
         }
 
-        endOffset += 4096;
+        endOffset += fftSize;
 
-        if (endOffset <= startOffset) endOffset = startOffset + 4096;
+        if (endOffset <= startOffset) endOffset = startOffset + fftSize;
         if (endOffset <= 0) {
             endOffset = samples.length-1;
         }
@@ -711,8 +717,10 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         if (g <= 0.0001d) g = 1.0d;
         if (g == gain) return;
 
-        if (gain != g) {
-            clearCache();
+        int gint = (int)(g * 100d);
+        int gainint = (int)(gain * 100d);
+        if (gint != gainint) {
+            CacheManager.removeFromCache(this);
         }
         gain = g;
     }
@@ -758,7 +766,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                 proc.waitFor();
             } catch (Exception e) { 
             }
-            clearCache();
+            CacheManager.removeFromCache(Sentence.this);
             AudiobookRecorder.window.updateWaveform();
         }
     }
@@ -784,7 +792,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             }
         }
         if (backupNumber == -1) {
-            System.err.println("Out of backup space!");
+            debug("Out of backup space!");
             return;
         }
 
@@ -848,7 +856,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                 }
             }
 
-            clearCache();
+            CacheManager.removeFromCache(Sentence.this);
             AudiobookRecorder.window.updateWaveform();
         }
     }
@@ -891,7 +899,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             e.printStackTrace();
         }
         
-        clearCache();
+        CacheManager.removeFromCache(this);
         AudiobookRecorder.window.updateWaveform();
     }
 
@@ -899,7 +907,6 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         long len = s.getFrameLength();
         int frameSize = format.getFrameSize();
         int chans = format.getChannels();
-        int bytes = frameSize / chans;
 
         byte[] frame = new byte[frameSize];
         double[][] samples = new double[(int)len][2];
@@ -916,26 +923,163 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                 int right = (rh << 8) | rl;
                 if ((left & 0x8000) == 0x8000) left |= 0xFFFF0000;
                 if ((right & 0x8000) == 0x8000) right |= 0xFFFF0000;
-                samples[(int)fno][LEFT] = (double)left / 32768d;
-                samples[(int)fno][RIGHT] = (double)right / 32768d;
+                samples[(int)fno][LEFT] = (double)left / 32767d;
+                samples[(int)fno][RIGHT] = (double)right / 32767d;
             } else {
                 int l = frame[0] >= 0 ? frame[0] : 256 + frame[0];
                 int h = frame[1] >= 0 ? frame[1] : 256 + frame[1];
                 int mono = (h << 8) | l;
                 if ((mono & 0x8000) == 0x8000) mono |= 0xFFFF0000;
-                samples[(int)fno][LEFT] = (double)mono / 32768d;
-                samples[(int)fno][RIGHT] = (double)mono / 32768d;
+                samples[(int)fno][LEFT] = (double)mono / 32767d;
+                samples[(int)fno][RIGHT] = (double)mono / 32767d;
             }
         }
 
         return samples;
     }
 
+    public void writeDoubleDataS16LE(double[][] samples, AudioFormat format) throws IOException {
+        int chans = format.getChannels();
+
+        int frames = samples.length;
+
+        byte[] buffer;
+        
+        if (chans == 2) {
+            int buflen = frames * 4;
+            buffer = new byte[buflen];
+
+            for (int i = 0; i < frames; i++) {
+                double left = samples[i][LEFT];
+                double right = samples[i][RIGHT];
+                int off = i * 4;
+                left *= 32767d;
+                right *= 32767d;
+                int li = (int)left;
+                int ri = (int)right;
+
+                if (li > 32767) li = 32767;
+                if (li < -32767) li = -32767;
+                if (ri > 32767) ri = 32767;
+                if (ri < -32767) ri = -32767;
+
+                buffer[off + 0] = (byte)(li & 0xFF);
+                buffer[off + 1] = (byte)((li >> 8) & 0xFF);
+                buffer[off + 2] = (byte)(ri & 0xFF);
+                buffer[off + 3] = (byte)((ri >> 8) & 0xFF);
+            }
+        } else {
+            int buflen = frames * 2;
+            buffer = new byte[buflen];
+
+            for (int i = 0; i < frames; i++) {
+                double left = samples[i][LEFT];
+                double right = samples[i][RIGHT];
+                double mono = (left + right) / 2d;
+                int off = i * 2;
+                mono *= 32767d;
+                int mi = (int)mono;
+     
+                if (mi > 32767) mi = 32767;
+                if (mi < -32767) mi = -32767;
+
+                buffer[off + 0] = (byte)(mi & 0xFF);
+                buffer[off + 1] = (byte)((mi >> 8) & 0xFF);
+            }
+        }
+
+        backup();
+        ByteArrayInputStream bis = new ByteArrayInputStream(buffer);
+        AudioInputStream ais = new AudioInputStream(bis, format, frames);
+        File wavFile = getFile();
+        FileOutputStream fos = new FileOutputStream(wavFile);
+        AudioSystem.write(ais, AudioFileFormat.Type.WAVE, fos);
+        fos.close();
+        ais.close();
+    }
+
+    public void writeDoubleDataS24LE(double[][] samples, AudioFormat format) throws IOException {
+        int chans = format.getChannels();
+
+        int frames = samples.length;
+
+        byte[] buffer;
+
+        if (chans == 2) {
+            int buflen = frames * 6;
+            buffer = new byte[buflen];
+
+            for (int i = 0; i < frames; i++) {
+                double left = samples[i][LEFT];
+                double right = samples[i][RIGHT];
+                int off = i * 6;
+                left *= 8388607d;
+                right *= 8388607d;
+                int li = (int)left;
+                int ri = (int)right;
+
+                if (li > 8388607) li = 8388607;
+                if (li < -8388607) li = -8388607;
+                if (ri > 8388607) ri = 8388607;
+                if (ri < -8388607) ri = -8388607;
+
+                buffer[off + 0] = (byte)(li & 0xFF);
+                buffer[off + 1] = (byte)((li >> 8) & 0xFF);
+                buffer[off + 2] = (byte)((li >> 16) & 0xFF);
+                buffer[off + 3] = (byte)(ri & 0xFF);
+                buffer[off + 4] = (byte)((ri >> 8) & 0xFF);
+                buffer[off + 5] = (byte)((ri >> 16) & 0xFF);
+            }
+        } else {
+            int buflen = frames * 3;
+            buffer = new byte[buflen];
+
+            for (int i = 0; i < frames; i++) {
+                double left = samples[i][LEFT];
+                double right = samples[i][RIGHT];
+                double mono = (left + right) / 2d;
+                int off = i * 3;
+                mono *= 8388607d;
+                int mi = (int)mono;
+    
+                if (mi > 8388607) mi = 8388607;
+                if (mi < -8388607) mi = -8388607;
+
+                buffer[off + 0] = (byte)(mi & 0xFF);
+                buffer[off + 1] = (byte)((mi >> 8) & 0xFF);
+                buffer[off + 2] = (byte)((mi >> 16) & 0xFF);
+            }
+        }
+
+        backup();
+        ByteArrayInputStream bis = new ByteArrayInputStream(buffer);
+        AudioInputStream ais = new AudioInputStream(bis, format, frames);
+        File wavFile = getFile();
+        FileOutputStream fos = new FileOutputStream(wavFile);
+        AudioSystem.write(ais, AudioFileFormat.Type.WAVE, fos);
+        fos.close();
+        ais.close();
+    }
+
+    public void writeAudioData(double[][] samples) throws IOException {
+        AudioFormat format = getAudioFormat();
+
+        switch (format.getSampleSizeInBits()) {
+            case 16:
+                writeDoubleDataS16LE(samples, format);
+                break;
+            case 24:
+                writeDoubleDataS24LE(samples, format);
+                break;
+        }
+
+        CacheManager.removeFromCache(this);
+    }
+
     public double[][] getDoubleDataS24LE(AudioInputStream s, AudioFormat format) throws IOException {
         long len = s.getFrameLength();
         int frameSize = format.getFrameSize();
         int chans = format.getChannels();
-        int bytes = frameSize / chans;
 
         byte[] frame = new byte[frameSize];
         double[][] samples = new double[(int)len][2];
@@ -955,16 +1099,16 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                 int right = (rh << 16) | (rm << 8) | rl;
                 if ((left & 0x800000) == 0x800000) left |= 0xFF000000;
                 if ((right & 0x800000) == 0x800000) right |= 0xFF000000;
-                samples[(int)fno][LEFT] = (double)left / 8388608d;
-                samples[(int)fno][RIGHT] = (double)right / 8388608d;
+                samples[(int)fno][LEFT] = (double)left / 8388607d;
+                samples[(int)fno][RIGHT] = (double)right / 8388607d;
             } else {
                 int l = frame[0] >= 0 ? frame[0] : 256 + frame[0];
                 int m = frame[1] >= 0 ? frame[1] : 256 + frame[1];
                 int h = frame[2] >= 0 ? frame[2] : 256 + frame[2];
                 int mono = (h << 16) | (m << 8) | l;
                 if ((mono & 0x800000) == 0x800000) mono |= 0xFF000000;
-                samples[(int)fno][LEFT] = (double)mono / 8388608d;
-                samples[(int)fno][RIGHT] = (double)mono / 8388608d;
+                samples[(int)fno][LEFT] = (double)mono / 8388607d;
+                samples[(int)fno][RIGHT] = (double)mono / 8388607d;
             }
         }
 
@@ -979,7 +1123,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         File f = getFile();
         try {
             if (!f.exists()) {
-                System.err.println("TODO: Race condition: wav file doesn't exist yet");
+                debug("TODO: Race condition: wav file doesn't exist yet");
                 return;
             }
             AudioInputStream s = AudioSystem.getAudioInputStream(f);
@@ -1011,8 +1155,14 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     }
 
     synchronized public double[][] getProcessedAudioData() {
+        return getProcessedAudioData(true);
+    }
+
+    synchronized public double[][] getProcessedAudioData(boolean effectsEnabled) {
         loadFile();
-        if (processedAudio != null) return processedAudio;
+        if (processedAudio != null) {
+            return processedAudio;
+        }
 
         if (audioData == null) return null;
         processedAudio = new double[audioData.length][2];
@@ -1026,21 +1176,24 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         String def = AudiobookRecorder.window.getDefaultEffectsChain();
         Effect eff = AudiobookRecorder.window.effects.get(def);
     
-        if (eff != null) {
-            eff.init(getAudioFormat().getFrameRate());
-            eff.process(processedAudio);
-        }
+        if (effectsEnabled) {
+            if (eff != null) {
+                eff.init(getAudioFormat().getFrameRate());
+                eff.process(processedAudio);
+            }
 
-        if (effectChain != null) {
-            // Don't double up the default chain
-            if (!effectChain.equals(def)) {
-                eff = AudiobookRecorder.window.effects.get(effectChain);
-                if (eff != null) {
-                    eff.init(getAudioFormat().getFrameRate());
-                    eff.process(processedAudio);
+            if (effectChain != null) {
+                // Don't double up the default chain
+                if (!effectChain.equals(def)) {
+                    eff = AudiobookRecorder.window.effects.get(effectChain);
+                    if (eff != null) {
+                        eff.init(getAudioFormat().getFrameRate());
+                        eff.process(processedAudio);
+                    }
                 }
             }
         }
+
         
         // Add final master gain stage
         for (int i = 0; i < processedAudio.length; i++) {
@@ -1048,15 +1201,24 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             processedAudio[i][RIGHT] *= gain;
         }
 
+
         return processedAudio;
     }
 
     public double[][] getDoubleAudioData() {
-        return getProcessedAudioData();
+        return getDoubleAudioData(true);
+    }
+
+    public double[][] getDoubleAudioData(boolean effectsEnabled) {
+        return getProcessedAudioData(effectsEnabled);
     }
 
     public double[][] getCroppedAudioData() {
-        double[][] inSamples = getDoubleAudioData();
+        return getCroppedAudioData(true);
+    }
+
+    public double[][] getCroppedAudioData(boolean effectsEnabled) {
+        double[][] inSamples = getDoubleAudioData(effectsEnabled);
         if (inSamples == null) return null;
         updateCrossings();
 
@@ -1071,21 +1233,25 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     }
 
     public byte[] getPCMData() {
-        double[][] croppedData = getCroppedAudioData();
+        return getPCMData(true);
+    }
+
+    public byte[] getPCMData(boolean effectsEnabled) {
+        double[][] croppedData = getCroppedAudioData(effectsEnabled);
         if (croppedData == null) return null;
         int length = croppedData.length;
         byte[] pcmData = new byte[length * 4];
         for (int i = 0; i < length; i++) {
-            double sd = croppedData[i][LEFT] * 32768d;
+            double sd = croppedData[i][LEFT] * 32767d;
             int si = (int)sd;
             if (si > 32767) si = 32767;
-            if (si < -32768) si = -32768;
+            if (si < -32767) si = -32767;
             pcmData[i * 4] = (byte)(si & 0xFF);
             pcmData[(i * 4) + 1] = (byte)((si & 0xFF00) >> 8);
-            sd = croppedData[i][RIGHT] * 32768d;
+            sd = croppedData[i][RIGHT] * 32767d;
             si = (int)sd;
             if (si > 32767) si = 32767;
-            if (si < -32768) si = -32768;
+            if (si < -32767) si = -32767;
             pcmData[(i * 4) + 2] = (byte)(si & 0xFF);
             pcmData[(i * 4) + 3] = (byte)((si & 0xFF00) >> 8);
         }
@@ -1094,7 +1260,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
 
     public void setEffectChain(String key) {
         if ((effectChain != null) && (!effectChain.equals(key))) {
-            clearCache();
+            CacheManager.removeFromCache(this);
         }
         effectChain = key;
     }
@@ -1103,4 +1269,76 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         if (effectChain == null) return "none";
         return effectChain;
     }
+
+    public String getPostGapType() {
+        return postGapType;
+    }
+
+    public void setPostGapType(String t) {
+        if (t == null || t.equals("none")) {
+            if (getPostGap() == Options.getInteger("catenation.short-sentence")) {
+                t = "continuation";
+            } else if (getPostGap() == Options.getInteger("catenation.post-paragraph")) {
+                t = "paragraph";
+            } else if (getPostGap() == Options.getInteger("catenation.post-section")) {
+                t = "section";
+            } else if (getPostGap() == Options.getInteger("catenation.post-sentence")) {
+                t = "sentence";
+            } else {
+                t = "sentence";
+            }
+        }
+        postGapType = t;
+    }
+
+    public void resetPostGap() {
+        if (postGapType == null) {
+            postGapType = "sentence";
+        }
+        if (postGapType.equals("continuation")) {
+            setPostGap(Options.getInteger("catenation.short-sentence"));
+        } else if (postGapType.equals("paragraph")) {
+            setPostGap(Options.getInteger("catenation.post-paragraph"));
+        } else if (postGapType.equals("section")) {
+            setPostGap(Options.getInteger("catenation.post-section"));
+        } else {
+            setPostGap(Options.getInteger("catenation.post-sentence"));
+        } 
+
+    }
+
+    public void debug(String txt) {
+        Debug.debug(String.format("%s: %s", id, txt));
+    }
+
+    public TreeMap<String, String> getSentenceData() {
+
+        TreeMap<String, String> out = new TreeMap<String, String>();
+
+        out.put("id", getId());
+        out.put("text", getText());
+        out.put("post-gap", Integer.toString(getPostGap()));
+        out.put("start-offset", Integer.toString(getStartOffset()));
+        out.put("end-offset", Integer.toString(getEndOffset()));
+        out.put("locked", isLocked() ? "true" : "false");
+        out.put("attention", getAttentionFlag() ? "true" : "false");
+        out.put("gain", String.format("%.8f", getGain()));
+        out.put("effect", getEffectChain());
+        out.put("gaptype", getPostGapType());
+
+        return out;
+    }
+
+    public void purgeBackups() {
+        File whereto = getFile().getParentFile();
+        String name = getFile().getName();
+
+        File[] files = whereto.listFiles();
+        for (File f : files) {
+            String fn = f.getName();
+            if (fn.startsWith("backup-") && fn.endsWith("-" + name)) {
+                f.delete();
+            }
+        }
+    }
 }

src/uk/co/majenko/audiobookrecorder/Waveform.java

@@ -21,6 +21,11 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
     int leftAltMarker = 0;
     int rightAltMarker = 0;
 
+    int cutEntry = 0;
+    int cutExit = 0;
+    boolean displayCut = false;
+    boolean displaySplit = false;
+
     int dragging = 0;
 
     int step = 1;
@@ -92,6 +97,7 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
                 double lmax = 0;
 
                 for (int o = 0; o < step; o++) {
+                    if (offset + (n * step) + o >= samples.length) break;
                     double sample = (samples[offset + (n * step) + o][Sentence.LEFT] + samples[offset + (n * step) + o][Sentence.RIGHT]) / 2d;
                     if (sample >= 0) {
                         have += sample;
@@ -133,7 +139,7 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
                 g.drawLine(n, (int)(h/2 + lave), n, (int)(h/2 - have));
             }
 
-            g.setColor(new Color(255, 0, 0, 32));
+            g.setColor(new Color(255, 0, 0, 64));
             g.fillRect(0, 0, (leftAltMarker - offset)/step, h);
             g.fillRect((rightAltMarker - offset)/step, 0, (num - rightAltMarker) / step , h);
 
@@ -145,6 +151,19 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
             g.drawLine((leftMarker - offset)/step, 0, (leftMarker - offset)/step, h);
             g.drawLine((rightMarker - offset)/step, 0, (rightMarker - offset)/step, h);
 
+            if (displayCut || displaySplit) {
+                g.setColor(new Color(0, 255, 255));
+                g.drawLine((cutEntry - offset)/step, 0, (cutEntry - offset)/step, h);
+            }
+
+            if (displayCut) {
+                g.setColor(new Color(0, 255, 255));
+                g.drawLine((cutExit - offset)/step, 0, (cutExit - offset)/step, h);
+                
+                g.setColor(new Color(0, 255, 255, 80));
+                g.fillRect((cutEntry - offset)/step, 0, ((cutExit - offset) - (cutEntry - offset))/step , h);
+            }
+
             g.setColor(new Color(0, 255, 255));
             for (int i = 0; i < h; i += 2) {
                 g.drawLine((playMarker - offset) / step, i, (playMarker - offset) / step, i);
@@ -192,6 +211,8 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
     public void setData(double[][] s) {
         samples = s;
         playMarker = 0;
+        displayCut = false;
+        displaySplit = false;
         repaint();
     }
 
@@ -221,6 +242,19 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
             dragging = 2;
             return;
         }
+        if (displayCut || displaySplit) {
+            if ((x >= ((cutEntry - offset)/step) - 10) && (x <= ((cutEntry - offset)/step) + 10)) {
+                dragging = 3;
+                return;
+            }
+        }
+        if (displayCut) {
+            if ((x >= ((cutExit - offset)/step) - 10) && (x <= ((cutExit - offset)/step) + 10)) {
+                dragging = 4;
+                return;
+            }
+        }
+        
     }
 
     public void mouseReleased(MouseEvent e) {
@@ -251,6 +285,19 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
             setCursor(Cursor.getPredefinedCursor(Cursor.E_RESIZE_CURSOR));
             return;
         }
+        if (displayCut || displaySplit) {
+            if ((x >= ((cutEntry - offset)/step) - 10) && (x <= ((cutEntry - offset)/step) + 10)) {
+                setCursor(Cursor.getPredefinedCursor(Cursor.TEXT_CURSOR));
+                return;
+            }
+        } 
+
+        if (displayCut) {
+            if ((x >= ((cutExit - offset)/step) - 10) && (x <= ((cutExit - offset)/step) + 10)) {
+                setCursor(Cursor.getPredefinedCursor(Cursor.TEXT_CURSOR));
+                return;
+            }
+        }
 
         setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
 
@@ -270,6 +317,18 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
             if (rightMarker < leftMarker) {
                 rightMarker = leftMarker;
             }
+        } else if (dragging == 3) {
+            cutEntry = (x * step) + offset;
+            if (displayCut) {
+                if (cutEntry > cutExit) {
+                    cutEntry = cutExit;
+                }
+            }
+        } else if (dragging == 4) {
+            cutExit = (x * step) + offset;
+            if (cutExit < cutEntry) {
+                cutExit = cutEntry;
+            }
         }
 
         repaint();
@@ -299,4 +358,33 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
         playMarker = leftAltMarker + m;
         repaint();
     }
+
+    public void setDisplayCut(boolean c) {
+        displayCut = c;
+        displaySplit = false;
+        if (displayCut) {
+            int d = rightMarker - leftMarker;
+            cutEntry = leftMarker + (d / 3);
+            cutExit = leftMarker + (d / 3 * 2);
+        }
+        repaint();
+    }
+
+    public void setDisplaySplit(boolean c) {
+        displayCut = false;
+        displaySplit = c;
+        if (displaySplit) {
+            int d = rightMarker - leftMarker;
+            cutEntry = leftMarker + (d / 2);
+        }
+        repaint();
+    }
+
+    public int getCutStart() {
+        return cutEntry;
+    }
+
+    public int getCutEnd() {
+        return cutExit;
+    }
 }