Released 0.3.2

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=0.1.7
+version=0.3.2

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

@@ -25,31 +25,32 @@ public class AGC implements Effect {
         return getName();
     }
 
-    public void process(Sample[] samples) {
+    public void process(double[][] samples) {
         gain = 1d;
         for (int i = 0; i < samples.length; i++) {
-            double absSampleLeft = Math.abs(samples[i].left) * gain;
-            double absSampleRight = Math.abs(samples[i].right) * gain;
+            double absSampleLeft = Math.abs(samples[i][Sentence.LEFT]) * gain;
+            double absSampleRight = Math.abs(samples[i][Sentence.RIGHT]) * gain;
+
+            double factor = 0.0d;
 
             if (absSampleLeft > ceiling) {
-                gain -= attack;
-                if (gain < 0) gain = 0;
+                factor = -attack;
             }
             
             if (absSampleRight > ceiling) {
-                gain -= attack;
-                if (gain < 0) gain = 0;
+                factor = -attack;
             }
         
             if ((absSampleLeft < ceiling) && (absSampleRight < ceiling)) {
-                gain += decay;
-                if (gain > limit) {
-                    gain = limit;
-                }
+                factor = decay;
             }
 
-            samples[i].left *= gain;
-            samples[i].right *= gain;
+            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/Amplifier.java

@@ -19,10 +19,10 @@ public class Amplifier implements Effect {
         return null;
     }
 
-    public void process(Sample[] samples) {
+    public void process(double[][] samples) {
         for (int i = 0; i < samples.length; i++) {
-            samples[i].left *= gain;
-            samples[i].right *= gain;
+            samples[i][Sentence.LEFT] *= gain;
+            samples[i][Sentence.RIGHT] *= gain;
         }
     }
 

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

@@ -89,24 +89,24 @@ public class Biquad implements Effect {
         setPeakGain(peakGainDB);
     }
 
-    public void process(Sample[] samples) {
+    public void process(double[][] samples) {
         lz1 = 0d;
         lz2 = 0d;
         rz1 = 0d;
         rz2 = 0d;
-        for (Sample in : samples) {
-            double lout = in.left * a0 + lz1;
+        for (double[] in : samples) {
+            double lout = in[Sentence.LEFT] * a0 + lz1;
 
-            lz1 = in.left * a1 + lz2 - b1 * lout;
-            lz2 = in.left * a2 - b2 * lout;
+            lz1 = in[Sentence.LEFT] * a1 + lz2 - b1 * lout;
+            lz2 = in[Sentence.LEFT] * a2 - b2 * lout;
 
-            double rout = in.right * a0 + rz1;
+            double rout = in[Sentence.RIGHT] * a0 + rz1;
 
-            rz1 = in.right * a1 + rz2 - b1 * rout;
-            rz2 = in.right * a2 - b2 * rout;
+            rz1 = in[Sentence.RIGHT] * a1 + rz2 - b1 * rout;
+            rz2 = in[Sentence.RIGHT] * a2 - b2 * rout;
 
-            in.left = lout;
-            in.right = rout;
+            in[Sentence.LEFT] = lout;
+            in[Sentence.RIGHT] = rout;
         }
     }
     

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

@@ -10,6 +10,20 @@ import java.nio.file.*;
 import javax.swing.tree.*;
 import javax.sound.sampled.*;
 
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.w3c.dom.Element;
+import org.w3c.dom.Text;
+
 public class Book extends DefaultMutableTreeNode {
     
     String name;
@@ -17,6 +31,9 @@ public class Book extends DefaultMutableTreeNode {
     String genre;
     String comment;
     String ACX;
+    String manuscript;
+
+    String defaultEffect = "none";
 
     int sampleRate;
     int channels;
@@ -31,7 +48,60 @@ public class Book extends DefaultMutableTreeNode {
 
         prefs = p;
         name = bookname;
-        AudiobookRecorder.window.setTitle("AudioBook Recorder :: " + name);
+        AudiobookRecorder.window.setTitle("AudioBook Recorder :: " + name); // This should be in the load routine!!!!
+    }
+
+    public Book(Element root) {
+        super(getTextNode(root, "title"));
+
+        name = getTextNode(root, "title");
+        AudiobookRecorder.window.setTitle("AudioBook Recorder :: " + name); // This should be in the load routine!!!!
+    }
+
+    public void loadBookXML(Element root, DefaultTreeModel model) {
+        name = getTextNode(root, "title");
+        author = getTextNode(root, "author");
+        genre = getTextNode(root, "genre");
+        comment = getTextNode(root, "comment");
+        ACX = getTextNode(root, "acx");
+        manuscript = getTextNode(root, "manuscript");
+
+        AudiobookRecorder.window.setNotes(getTextNode(root, "notes"));
+
+        Element settings = getNode(root, "settings");
+        Element audioSettings = getNode(settings, "audio");
+        Element effectSettings = getNode(settings, "effects");
+
+        sampleRate = Utils.s2i(getTextNode(audioSettings, "samplerate"));
+        channels = Utils.s2i(getTextNode(audioSettings, "channels"));
+        resolution = Utils.s2i(getTextNode(audioSettings, "resolution"));
+
+        defaultEffect = getTextNode(settings, "default");
+
+        AudiobookRecorder.window.setTitle("AudioBook Recorder :: " + name); // This should be in the load routine!!!!
+
+        Element chapters = getNode(root, "chapters");
+
+        NodeList chapterList = chapters.getElementsByTagName("chapter");
+
+        for (int i = 0; i < chapterList.getLength(); i++) {
+            Element chapterElement = (Element)chapterList.item(i);
+            Chapter newChapter = new Chapter(chapterElement, model);
+            model.insertNodeInto(newChapter, this, getChildCount());
+        }
+    }
+
+    public static Element getNode(Element r, String n) {
+        NodeList nl = r.getElementsByTagName(n);
+        if (nl == null) return null;
+        if (nl.getLength() == 0) return null;
+        return (Element)nl.item(0);
+    }
+
+    public static String getTextNode(Element r, String n) {
+        Element node = getNode(r, n);
+        if (node == null) return "";
+        return node.getTextContent();
     }
 
     public void setAuthor(String a) { author = a; }
@@ -115,8 +185,12 @@ public class Book extends DefaultMutableTreeNode {
         }
     }
 
+    public File getBookPath() {
+        return new File(Options.get("path.storage"), name);
+    }
+
     public void renameBook(String newName) {
-        File oldDir = new File(Options.get("path.storage"), name);
+        File oldDir = getBookPath();
         File newDir = new File(Options.get("path.storage"), newName);
 
         if (newDir.exists()) {
@@ -206,4 +280,118 @@ 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();
+            }
+        }
+    }
+
+    public Document buildDocument() throws ParserConfigurationException {
+        DocumentBuilderFactory dbFactory =
+        DocumentBuilderFactory.newInstance();
+        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
+        Document doc = dBuilder.newDocument();
+
+        Element root = doc.createElement("book");
+        doc.appendChild(root);
+
+        root.appendChild(makeTextNode(doc, "title", name));
+        root.appendChild(makeTextNode(doc, "author", author));
+        root.appendChild(makeTextNode(doc, "comment", comment));
+        root.appendChild(makeTextNode(doc, "genre", genre));
+        root.appendChild(makeTextNode(doc, "acx", ACX));
+        root.appendChild(makeTextNode(doc, "manuscript", manuscript));
+
+        root.appendChild(makeTextNode(doc, "notes", AudiobookRecorder.window.getNotes()));
+
+        Element settingsNode = doc.createElement("settings");
+        root.appendChild(settingsNode);
+        
+        Element audioSettingsNode = doc.createElement("audio");
+        settingsNode.appendChild(audioSettingsNode);
+
+        audioSettingsNode.appendChild(makeTextNode(doc, "channels", channels));
+        audioSettingsNode.appendChild(makeTextNode(doc, "resolution", resolution));
+        audioSettingsNode.appendChild(makeTextNode(doc, "samplerate", sampleRate));
+        
+        Element effectsNode = doc.createElement("effects");
+        settingsNode.appendChild(effectsNode);
+        
+        effectsNode.appendChild(makeTextNode(doc, "default", defaultEffect));
+
+        Element chaptersNode = doc.createElement("chapters");
+
+        root.appendChild(chaptersNode);
+
+        for (Enumeration o = children(); o.hasMoreElements();) {
+            Object ob = (Object)o.nextElement();
+            if (ob instanceof Chapter) {
+                Chapter c = (Chapter)ob;
+                chaptersNode.appendChild(c.getChapterXML(doc));
+            }
+        }
+
+        return doc;
+    }
+
+    public static Element makeTextNode(Document doc, String name, String text) {
+        Element node = doc.createElement(name);
+        Text tnode = doc.createTextNode(text == null ? "" : text);
+        node.appendChild(tnode);
+        return node;
+    }
+
+    public static Element makeTextNode(Document doc, String name, Integer text) {
+        Element node = doc.createElement(name);
+        Text tnode = doc.createTextNode(Integer.toString(text));
+        node.appendChild(tnode);
+        return node;
+    }
+
+    public static Element makeTextNode(Document doc, String name, Double text) {
+        Element node = doc.createElement(name);
+        Text tnode = doc.createTextNode(String.format("%.8f", text));
+        node.appendChild(tnode);
+        return node;
+    }
+
+    public static Element makeTextNode(Document doc, String name, Boolean text) {
+        Element node = doc.createElement(name);
+        Text tnode = doc.createTextNode(text ? "true" : "false");
+        node.appendChild(tnode);
+        return node;
+    }
+
+    public String getDefaultEffect() {
+        return defaultEffect;
+    }
+
+    public void setDefaultEffect(String eff) {
+        defaultEffect = eff;
+    }
+
+    public void setManuscript(File f) {
+        manuscript = f.getName();
+        File dst = new File(getBookPath(), manuscript);
+
+        try {
+            Files.copy(f.toPath(), dst.toPath());
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+    }
+
+    public File getManuscript() {
+        if (manuscript == null) return null;
+        if (manuscript.equals("")) return null;
+        File f = new File(getBookPath(), manuscript);
+        if (f.exists()) { 
+            return f;
+        }
+        return null;
+    }
 }

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

@@ -9,6 +9,20 @@ import javax.swing.border.*;
 import java.util.*;
 import java.io.*;
 
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.w3c.dom.Element;
+import org.w3c.dom.Text;
+
 public class BookPanel extends JPanel {
     String name;
     String author;
@@ -25,6 +39,7 @@ public class BookPanel extends JPanel {
     JPanel panel;
 
     File root;
+    File configFile;
 
     boolean highlight = false;
 
@@ -36,13 +51,78 @@ public class BookPanel extends JPanel {
         try {
             root = r;
             Properties props = new Properties();
-            props.loadFromXML(new FileInputStream(new File(root, "audiobook.abk")));
-            loadBookData(props, null);
+
+            configFile = new File(root, "audiobook.abx");
+
+            if (configFile.exists()) {
+                loadXMLData(configFile);
+            } else {
+                configFile = new File(root, "audiobook.abk");
+                props.loadFromXML(new FileInputStream(configFile));
+                loadBookData(props, null);
+            }
         } catch (Exception e) {
             e.printStackTrace();
         }
     }
 
+    public BookPanel(String n, String a, String g, String c, ImageIcon i) {
+        name = n;
+        author = a;
+        genre = g;
+        comment = c;
+        cover = i;
+        if (i != null) {
+            cover = i;
+            resizedCover = Utils.getScaledImage(cover.getImage(), 75, 75);
+            iconLabel = new JLabel(new ImageIcon(resizedCover));
+        } else {
+            cover = null;
+            resizedCover = null;
+            iconLabel = new JLabel("");
+        }
+        populate();
+    }
+
+    public void loadXMLData(File inputFile) {
+        try {
+            DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
+            DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
+            Document doc = dBuilder.parse(inputFile);
+            doc.getDocumentElement().normalize();
+
+            Element rootnode = doc.getDocumentElement();
+
+            name = Book.getTextNode(rootnode, "title");
+            author = Book.getTextNode(rootnode, "author");
+            genre = Book.getTextNode(rootnode, "genre");
+            comment = Book.getTextNode(rootnode, "comment");
+
+            File icon = new File(root, "coverart.png");
+            if (!icon.exists()) {
+                icon = new File(root, "coverart.jpg");
+            }
+            if (!icon.exists()) {
+                icon = new File(root, "coverart.gif");
+            }
+
+            if (icon.exists()) {
+                cover = new ImageIcon(icon.getAbsolutePath());
+                resizedCover = Utils.getScaledImage(cover.getImage(), 75, 75);
+                iconLabel = new JLabel(new ImageIcon(resizedCover));
+            } else {
+                cover = null;
+                resizedCover = null;
+                iconLabel = new JLabel("");
+            }
+
+            populate();
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+
+    }
+
     public void loadBookData(Properties props, ImageIcon i) {
         try {
             name = props.getProperty("book.name");
@@ -71,41 +151,44 @@ public class BookPanel extends JPanel {
                 resizedCover = Utils.getScaledImage(cover.getImage(), 75, 75);
                 iconLabel = new JLabel(new ImageIcon(resizedCover));
             }
-
-            iconLabel.setSize(new Dimension(75, 75));
-            iconLabel.setPreferredSize(new Dimension(75, 75));
-
-            titleLabel = new JLabel(name);
-            authorLabel = new JLabel(author);
-            otherLabel = new JLabel(genre + " :: " + comment);
-
-            authorLabel.setForeground(new Color(0x80, 0x80, 0x80));
-            otherLabel.setForeground(new Color(0x80, 0x80, 0x80));
-
-            setLayout(new BorderLayout());
-
-            panel = new JPanel();
-
-            panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
-
-            panel.setBorder(new EmptyBorder(10, 10, 10, 10));
-
-            panel.add(titleLabel);
-            panel.add(authorLabel);
-            panel.add(otherLabel);
-
-            add(iconLabel, BorderLayout.WEST);
-            add(panel, BorderLayout.CENTER);
-            panel.setBackground(new Color(0x20, 0x20, 0x20));
-            panel.setOpaque(true);
-            setBackground(new Color(0x20, 0x20, 0x20));
-            setOpaque(true);
+            populate();
         } catch (Exception e) {
         }
     }
 
+    void populate() {
+        iconLabel.setSize(new Dimension(75, 75));
+        iconLabel.setPreferredSize(new Dimension(75, 75));
+
+        titleLabel = new JLabel(name);
+        authorLabel = new JLabel(author);
+        otherLabel = new JLabel(genre + " :: " + comment);
+
+        authorLabel.setForeground(new Color(0x80, 0x80, 0x80));
+        otherLabel.setForeground(new Color(0x80, 0x80, 0x80));
+
+        setLayout(new BorderLayout());
+
+        panel = new JPanel();
+
+        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
+
+        panel.setBorder(new EmptyBorder(10, 10, 10, 10));
+
+        panel.add(titleLabel);
+        panel.add(authorLabel);
+        panel.add(otherLabel);
+
+        add(iconLabel, BorderLayout.WEST);
+        add(panel, BorderLayout.CENTER);
+        panel.setBackground(new Color(0x20, 0x20, 0x20));
+        panel.setOpaque(true);
+        setBackground(new Color(0x20, 0x20, 0x20));
+        setOpaque(true);
+    }
+
     public File getConfigFile() {
-        return new File(root, "audiobook.abk");
+        return configFile;
     }
 
     public void highlight() {

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;
 
@@ -23,7 +26,7 @@ public class BookTreeRenderer extends DefaultTreeCellRenderer {
             } 
 
             if (s.isLocked()) {
-                ret.setForeground(new Color(0x00, 0x80, 0xFF));
+                ret.setForeground(new Color(0x30, 0xb0, 0xFF));
                 icn.add(Overlays.locked, OverlayIcon.BOTTOM_LEFT);
             } 
 
@@ -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

@@ -13,6 +13,9 @@ public class CacheManager {
             if (ob.lockedInCache()) {
                 cache.add(ob);
             } else {
+                if (ob instanceof Sentence) {
+                    Sentence s = (Sentence)ob;
+                }
                 ob.clearCache();
             }
         }
@@ -23,4 +26,19 @@ public class CacheManager {
     public static void setCacheSize(int c) {
         cacheSize = c;
     }
+
+    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/Chain.java

@@ -0,0 +1,58 @@
+package uk.co.majenko.audiobookrecorder;
+
+import java.util.ArrayList;
+
+public class Chain implements Effect {
+    String target;
+
+    public Chain(String t) {
+        target = t;
+    }
+
+    public Chain() {
+        target = null;
+    }
+
+    public void process(double[][] samples) {
+        if (target != null) {
+            Effect t = AudiobookRecorder.window.effects.get(target);
+            if (t != null) {
+                t.process(samples);
+            }
+        }
+    }
+
+    public void setTarget(String t) {
+        target = t;
+    }
+
+    public String getTarget() {
+        return target;
+    }
+
+    public String toString() {
+        return "Chain to " + target;
+    }
+
+    public void dump() {
+        System.out.println(toString());
+    }
+
+    public void init(double sf) {
+        if (target != null) {
+            Effect t = AudiobookRecorder.window.effects.get(target);
+            if (t != null) {
+                t.init(sf);
+            }
+        }
+    }
+
+    public ArrayList<Effect> getChildEffects() {
+        return null;
+    }
+
+    public String getName() { 
+        return toString();
+    }
+
+}

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

@@ -12,6 +12,19 @@ import it.sauronsoftware.jave.*;
 import com.mpatric.mp3agic.*;
 import javax.sound.sampled.*;
 
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.w3c.dom.Text;
 
 public class Chapter extends DefaultMutableTreeNode {
     
@@ -28,7 +41,23 @@ public class Chapter extends DefaultMutableTreeNode {
         name = chaptername;
         preGap = Options.getInteger("catenation.pre-chapter");
         postGap = Options.getInteger("catenation.post-chapter");
+    }
 
+    public Chapter(Element root, DefaultTreeModel model) {
+
+        name = Book.getTextNode(root, "name");
+        id = root.getAttribute("id");
+        preGap = Utils.s2i(Book.getTextNode(root, "pre-gap"));
+        postGap = Utils.s2i(Book.getTextNode(root, "post-gap"));
+    
+        Element sentencesNode = Book.getNode(root, "sentences");
+        NodeList sentences = sentencesNode.getElementsByTagName("sentence");
+
+        for (int i = 0; i < sentences.getLength(); i++) {
+            Element sentenceElement = (Element)sentences.item(i);
+            Sentence newSentence = new Sentence(sentenceElement);
+            model.insertNodeInto(newSentence, this, getChildCount());
+        }
     }
 
     public String getId() {
@@ -116,13 +145,13 @@ 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);
 
 
         AudioFormat sampleformat = AudiobookRecorder.window.roomNoise.getAudioFormat();
-        AudioFormat format = new AudioFormat(sampleformat.getSampleRate(), 16, 1, true, false);
+        AudioFormat format = new AudioFormat(sampleformat.getSampleRate(), 16, 2, true, false);
         byte[] data;
 
         int fullLength = 0;
@@ -232,5 +261,42 @@ 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();
+            }
+        }
+    }
+
+    public Element getChapterXML(Document doc) {
+        Element chapterNode = doc.createElement("chapter");
+        chapterNode.setAttribute("id", id);
+        chapterNode.appendChild(Book.makeTextNode(doc, "name", name));
+        chapterNode.appendChild(Book.makeTextNode(doc, "pre-gap", preGap));
+        chapterNode.appendChild(Book.makeTextNode(doc, "post-gap", postGap));
+
+        Element sentencesNode = doc.createElement("sentences");
+        chapterNode.appendChild(sentencesNode);
+
+        for (Enumeration o = children(); o.hasMoreElements();) {
+            Object ob = (Object)o.nextElement();
+            if (ob instanceof Sentence) {
+                Sentence s = (Sentence)ob;
+                sentencesNode.appendChild(s.getSentenceXML(doc));
+            }
+        }
+
+        return chapterNode;
+    }
 
 }

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

@@ -19,12 +19,12 @@ public class Clipping implements Effect {
         return null;
     }
 
-    public void process(Sample[] samples) {
-        for (Sample sample : samples) {
-            if (sample.left > clip) sample.left = clip;
-            if (sample.left < -clip) sample.left = -clip;
-            if (sample.right > clip) sample.right = clip;
-            if (sample.right < -clip) sample.right = -clip;
+    public void process(double[][] samples) {
+        for (double[] sample : samples) {
+            if (sample[Sentence.LEFT] > clip) sample[Sentence.LEFT] = clip;
+            if (sample[Sentence.LEFT] < -clip) sample[Sentence.LEFT] = -clip;
+            if (sample[Sentence.RIGHT] > clip) sample[Sentence.RIGHT] = clip;
+            if (sample[Sentence.RIGHT] < -clip) sample[Sentence.RIGHT] = -clip;
         }
     }
 

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/DelayLine.java

@@ -16,22 +16,28 @@ public class DelayLine implements Effect {
         return "Delay Line (" + delayLines.size() + " lines)";
     }
 
-    public void process(Sample[] samples) {
-        Sample[] savedSamples = new Sample[samples.length];
+    public void process(double[][] samples) {
+        double[][] savedSamples = new double[samples.length][2];
         for (int i = 0; i < samples.length; i++) {
-            savedSamples[i] = new Sample(samples[i].left, samples[i].right);
+            savedSamples[i][Sentence.LEFT] = samples[i][Sentence.LEFT];
+            savedSamples[i][Sentence.RIGHT] = samples[i][Sentence.RIGHT];
         }
         if (wetOnly) {
             for (int i = 0; i < samples.length; i++) {
-                samples[i].left = 0d;
-                samples[i].right = 0d;
+                samples[i][Sentence.LEFT] = 0d;
+                samples[i][Sentence.RIGHT] = 0d;
             }
         }
 
+        double[][] subSamples = new double[samples.length][2];
+        for (int i = 0; i < samples.length; i++) {
+            subSamples[i][Sentence.LEFT] = savedSamples[i][Sentence.LEFT];
+            subSamples[i][Sentence.RIGHT] = savedSamples[i][Sentence.RIGHT];
+        }
         for (DelayLineStore d : delayLines) {
-            Sample[] subSamples = new Sample[samples.length];
             for (int i = 0; i < samples.length; i++) {
-                subSamples[i] = new Sample(savedSamples[i].left, savedSamples[i].right);
+                subSamples[i][Sentence.LEFT] = savedSamples[i][Sentence.LEFT];
+                subSamples[i][Sentence.RIGHT] = savedSamples[i][Sentence.RIGHT];
             }
 
             d.process(subSamples);
@@ -40,31 +46,31 @@ public class DelayLine implements Effect {
                 int off = i + d.getSamples();
                 if ((off < samples.length) && (off > 0)) {
 
-                    Sample ns = mix(samples[off], subSamples[i]);
-                    samples[off].left = ns.left;
-                    samples[off].right = ns.right;
+                    double[] ns = mix(samples[off], subSamples[i]);
+                    samples[off][Sentence.LEFT] = ns[Sentence.LEFT];
+                    samples[off][Sentence.RIGHT] = ns[Sentence.RIGHT];
                 }
             }
         }
     }
 
-    Sample mix(Sample a, Sample b) {
-        Sample out = new Sample(0, 0);
+    double[] mix(double[] a, double[] b) {
+        double[] out = new double[2];
 
-        if ((a.left < 0) && (b.left < 0)) {
-            out.left = (a.left + b.left) - (a.left * b.left);
-        } else if ((a.left > 0) && (b.left > 0)) {
-            out.left = (a.left + b.left) - (a.left * b.left);
+        if ((a[Sentence.LEFT] < 0) && (b[Sentence.LEFT] < 0)) {
+            out[Sentence.LEFT] = (a[Sentence.LEFT] + b[Sentence.LEFT]) - (a[Sentence.LEFT] * b[Sentence.LEFT]);
+        } else if ((a[Sentence.LEFT] > 0) && (b[Sentence.LEFT] > 0)) {
+            out[Sentence.LEFT] = (a[Sentence.LEFT] + b[Sentence.LEFT]) - (a[Sentence.LEFT] * b[Sentence.LEFT]);
         } else {
-            out.left = a.left + b.left;
+            out[Sentence.LEFT] = a[Sentence.LEFT] + b[Sentence.LEFT];
         }
 
-        if ((a.right < 0) && (b.right < 0)) {
-            out.right = (a.right + b.right) - (a.right * b.right);
-        } else if ((a.right > 0) && (b.right > 0)) {
-            out.right = (a.right + b.right) - (a.right * b.right);
+        if ((a[Sentence.RIGHT] < 0) && (b[Sentence.RIGHT] < 0)) {
+            out[Sentence.RIGHT] = (a[Sentence.RIGHT] + b[Sentence.RIGHT]) - (a[Sentence.RIGHT] * b[Sentence.RIGHT]);
+        } else if ((a[Sentence.RIGHT] > 0) && (b[Sentence.RIGHT] > 0)) {
+            out[Sentence.RIGHT] = (a[Sentence.RIGHT] + b[Sentence.RIGHT]) - (a[Sentence.RIGHT] * b[Sentence.RIGHT]);
         } else {
-            out.right = a.right + b.right;
+            out[Sentence.RIGHT] = a[Sentence.RIGHT] + b[Sentence.RIGHT];
         }
 
         return out;

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

@@ -24,21 +24,21 @@ public class DelayLineStore {
         effects = new ArrayList<Effect>();
     }
 
-    public void process(Sample[] samples) {
+    public void process(double[][] samples) {
         for (Effect e : effects) {
             e.process(samples);
         }
 
-        for (Sample sample : samples) {
-            sample.left *= gain;
-            sample.right *= gain;
+        for (double[] sample : samples) {
+            sample[Sentence.LEFT] *= gain;
+            sample[Sentence.RIGHT] *= gain;
 
             if (pan < 0) {
                 double p = 1 + pan;
-                sample.right *= p;
+                sample[Sentence.RIGHT] *= p;
             } else {
                 double p = 1 - pan;
-                sample.left *= p;
+                sample[Sentence.LEFT] *= p;
             }
         }
     }

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

@@ -3,7 +3,7 @@ package uk.co.majenko.audiobookrecorder;
 import java.util.ArrayList;
 
 public interface Effect  {
-    public void process(Sample[] samples);
+    public void process(double[][] samples);
     public String getName();
     public ArrayList<Effect> getChildEffects();
     public void dump();

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

@@ -16,7 +16,7 @@ public class EffectGroup implements Effect {
         effects = new ArrayList<Effect>();
     }
 
-    public void process(Sample[] samples) {
+    public void process(double[][] samples) {
         for (Effect e : effects) {
             e.process(samples);
         }

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 +33,10 @@ 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"));
+    static public final ImageIcon manuscript  = new ImageIcon(Icons.class.getResource("icons/manuscript.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(Sample[] samples) {
-        for (Sample sample : samples) {
-            double v = Math.sin(phase);
+    public void process(double[][] samples) {
+        for (double[] sample : samples) {
+            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.left += (sample.left * v);
-            sample.right += (sample.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 +14,15 @@ public class MainToolBar extends JToolBar {
     JButtonSpacePlay recordRoomNoise;
     JButtonSpacePlay playSentence;
     JButtonSpacePlay playonSentence;
+    JButtonSpacePlay playtoSentence;
     JButtonSpacePlay stopPlaying;
     JButtonSpacePlay eq;
-    JToggleButton mic;
+    JButtonSpacePlay openManuscript;
+    JToggleButtonSpacePlay mic;
+
+    JComboBox<String> playbackSpeed;
+
+    JToggleButtonSpacePlay disableEffects;
 
     AudiobookRecorder root;
 
@@ -78,6 +84,14 @@ 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 +103,7 @@ 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 +132,65 @@ 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);
+
+        addSeparator();
+        openManuscript = new JButtonSpacePlay(Icons.manuscript, "Open Manuscript", new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                root.openManuscript();
+            }
+        });
+        add(openManuscript);
+
 
         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/OpenBookPanel.java

@@ -86,10 +86,16 @@ public class OpenBookPanel extends JPanel {
                 for (File b : dir.listFiles()) {
                     if (b == null) continue;
                     if (!b.isDirectory()) continue;
-                    File xml = new File(b, "audiobook.abk");
+                    File xml = new File(b, "audiobook.abx");
                     if (xml.exists()) {
                         BookPanel book = new BookPanel(b);
                         model.addBook(book);
+                    } else {
+                        xml = new File(b, "audiobook.abk");
+                        if (xml.exists()) {
+                            BookPanel book = new BookPanel(b);
+                            model.addBook(book);
+                        }
                     }
                 }
             }

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"));
         
 
@@ -331,7 +337,7 @@ public class Options extends JDialog {
 
         addSeparator(optionsPanel);
 
-        cacheSize = addSpinner(optionsPanel, "Cache size:", 0, 5000, 1, getInteger("cache.size"), "");
+        cacheSize = addSpinner(optionsPanel, "Cache size:", 2, 100, 1, getInteger("cache.size"), "");
 
         addSeparator(optionsPanel);
         tabs.add("Options", new JScrollPane(optionsPanel));
@@ -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());
@@ -775,12 +787,38 @@ public class Options extends JDialog {
     }
 
     public static KVPair[] getTrimMethods() {
-        KVPair[] pairs = new KVPair[2];
-        pairs[0] = new KVPair<String, String>("peak", "Peak Amplitude");
-        pairs[1] = new KVPair<String, String>("fft", "FFT Analysis");
+        KVPair[] pairs = new KVPair[3];
+        pairs[0] = new KVPair<String, String>("none", "None");
+        pairs[1] = new KVPair<String, String>("peak", "Peak Amplitude");
+        pairs[2] = new KVPair<String, String>("fft", "FFT Analysis");
         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/Pan.java

@@ -19,14 +19,14 @@ public class Pan implements Effect {
         return null;
     }
 
-    public void process(Sample[] samples) {
-        for (Sample sample : samples) {
+    public void process(double[][] samples) {
+        for (double[] sample : samples) {
             if (pan < 0) {
                 double p = 1 + pan;
-                sample.right *= p;
+                sample[Sentence.RIGHT] *= p;
             } else {
                 double p = 1 - pan;
-                sample.left *= p;
+                sample[Sentence.LEFT] *= p;
             }
         }
     }

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

@@ -1,28 +0,0 @@
-package uk.co.majenko.audiobookrecorder;
-
-public class Sample {
-    public double left;
-    public double right;
-
-    public Sample(double m) {
-        left = m;
-        right = m;
-    }
-
-    public Sample(double l, double r) {
-        left = l;
-        right = r;
-    }
-
-    public double getLeft() {
-        return left;
-    }
-
-    public double getRight() {
-        return right;
-    }
-
-    public double getMono() {
-        return (left + right) / 2.0;
-    }
-}

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

@@ -29,9 +29,20 @@ import org.json.*;
 
 import java.util.Timer;
 
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Text;
 
 public class Sentence extends DefaultMutableTreeNode implements Cacheable {
-    
+
     String text;
     String id;
     int postGap;
@@ -39,6 +50,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     int endOffset = 0;
     int crossStartOffset = -1;
     int crossEndOffset = -1;
+    String postGapType = "none";
 
     int sampleSize = -1;
 
@@ -58,14 +70,18 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     public void setOverrideText(String s) { overrideText = s; }
     public String getOverrideText() { return overrideText; }
 
+    public static final int LEFT = 0;
+    public static final int RIGHT = 1;
+
     TargetDataLine line;
     AudioInputStream inputStream;
     AudioFormat storedFormat = null;
     double storedLength = -1d;
 
-    Sample[] audioData = null;
-    Sample[] processedAudio = null;
-    
+    double[][] audioData = null;
+
+    double[][] processedAudio = null;
+
     RecordingThread recordingThread;
 
     boolean effectEthereal = false;
@@ -90,7 +106,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             try {
                 running = true;
                 recording = true;
-                byte[] buf = new byte[AudiobookRecorder.window.microphone.getBufferSize()];
+                byte[] buf = new byte[1024]; //AudiobookRecorder.window.microphone.getBufferSize()];
                 FileOutputStream fos = new FileOutputStream(tempFile);
                 int len = 0;
                 AudiobookRecorder.window.microphone.flush();
@@ -134,7 +150,6 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         }
     }
 
-    
     public Sentence() {
         super("");
         id = UUID.randomUUID().toString();
@@ -151,12 +166,29 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         postGap = Options.getInteger("catenation.post-sentence");
     }
 
+    public Sentence(Element root) {
+        super("");
+        id = root.getAttribute("id");
+        text = Book.getTextNode(root, "text");
+        setUserObject(text);
+        setPostGap(Utils.s2i(Book.getTextNode(root, "post-gap")));
+        setStartOffset(Utils.s2i(Book.getTextNode(root, "start-offset")));
+        setEndOffset(Utils.s2i(Book.getTextNode(root, "end-offset")));
+        setLocked(Utils.s2b(Book.getTextNode(root, "locked")));
+        setAttentionFlag(Utils.s2b(Book.getTextNode(root, "attention")));
+        setGain(Utils.s2d(Book.getTextNode(root, "gain")));
+        setEffectChain(Book.getTextNode(root, "effect"));
+        setPostGapType(Book.getTextNode(root, "gaptype"));
+        sampleSize = Utils.s2i(Book.getTextNode(root, "samples"));
+    }
+
     public boolean startRecording() {
         if (AudiobookRecorder.window.microphone == null) {
             JOptionPane.showMessageDialog(AudiobookRecorder.window, "Microphone not started. Start the microphone first.", "Error", JOptionPane.ERROR_MESSAGE);
             return false;
         }
 
+        CacheManager.removeFromCache(this);
 
         recordingThread = new RecordingThread(getTempFile(), getFile(), Options.getAudioFormat());
 
@@ -173,76 +205,67 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             try {
                 Thread.sleep(10);
             } catch (Exception e) {
+                e.printStackTrace();
             }
         }
 
-        audioData = null;
-        storedFormat = null;
-        storedLength = -1;
+        CacheManager.removeFromCache(this);
 
         if (!id.equals("room-noise")) {
-            String tm = Options.get("audio.recording.trim");
-            if (tm.equals("peak")) {
-                autoTrimSamplePeak();
-            } else if (tm.equals("fft")) {
-                autoTrimSampleFFT();
-            }
+            autoTrimSample(true);
             if (Options.getBoolean("process.sphinx")) {
                 recognise();
             }
         }
+
+    }
+
+    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 double[][] getFFTProfile() {
-        double[] real = new double[FFTBuckets];
-        double[] imag = new double[FFTBuckets];
-
-        Sample[] samples = getProcessedAudioData();
-        int slices = (samples.length / FFTBuckets) + 1;
-
-        double[][] out = new double[slices][];
-
-        int slice = 0;
-
-        for (int i = 0; i < samples.length; i += FFTBuckets) {
-            for (int j = 0; j < FFTBuckets; j++) {
-                if (i + j < samples.length) {
-                    real[j] = samples[i+j].getMono();
-                    imag[j] = 0;
-                } else {
-                    real[j] = 0;
-                    imag[j] = 0;
-                }
-            }
-
-            out[slice++] = FFT.fft(real, imag, true);
-        }
-
-        return out;
-        
-        
+    public void autoTrimSampleFFT() {
+        autoTrimSampleFFT(false);
     }
 
-    public void autoTrimSampleFFT() {
+    public void autoTrimSampleFFT(boolean useRaw) {
         crossStartOffset = -1;
         crossEndOffset = -1;
-        Sample[] samples = getProcessedAudioData();
-        if (samples == null) return;
+        double[][] samples;
+        if (useRaw) {
+            samples = getRawAudioData();
+        } else {
+            samples = getProcessedAudioData();
+        }
+        if (samples == null) {
+            return;
+        }
 
-        int blocks = samples.length / 4096 + 1;
+        int fftSize = Options.getInteger("audio.recording.trim.blocksize");
+
+        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].getMono();
+                    real[j] = (samples[i+j][LEFT] + samples[i+j][RIGHT]) / 2d;
                     imag[j] = 0;
                 } else {
                     real[j] = 0;
@@ -252,14 +275,14 @@ 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]++;
@@ -268,6 +291,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             block++;
         }
 
+
         int limit = Options.getInteger("audio.recording.trim.fft");
 
         // Find first block with > 1 intensity and subtract one.
@@ -282,7 +306,7 @@ 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;
 
@@ -299,19 +323,30 @@ 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();
+        updateCrossings(useRaw);
+        intens = null;
+        samples = null;
 
     }
 
     public void autoTrimSamplePeak() {
+        autoTrimSamplePeak(false);
+    }
+
+    public void autoTrimSamplePeak(boolean useRaw) {
         crossStartOffset = -1;
         crossEndOffset = -1;
-        Sample[] samples = getProcessedAudioData();
+        double[][] samples;
+        if (useRaw) {
+            samples = getRawAudioData();
+        } else {
+            samples = getProcessedAudioData();
+        }
         if (samples == null) return;
         double noiseFloor = AudiobookRecorder.window.getNoiseFloor();
         noiseFloor *= 1.1;
@@ -319,7 +354,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         // Find start
         for (int i = 0; i < samples.length; i++) {
             startOffset = i;
-            if (Math.abs(samples[i].getMono()) > noiseFloor) {
+            if (Math.abs((samples[i][LEFT] + samples[i][RIGHT])/2d) > noiseFloor) {
                 startOffset --;
                 if (startOffset < 0) startOffset = 0;
                 break;
@@ -330,27 +365,28 @@ 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;
-            if (Math.abs(samples[i].getMono()) > noiseFloor) {
+            if (Math.abs((samples[i][LEFT] + samples[i][RIGHT])/2d) > noiseFloor) {
                 endOffset ++;
                 if (endOffset >= samples.length-1) endOffset = samples.length-1;
                 break;
             }
         }
 
-        endOffset += 4096;
+        endOffset += fftSize;
 
-        if (endOffset <= startOffset) endOffset = startOffset + 4096;
+        if (endOffset <= startOffset) endOffset = startOffset + fftSize;
         if (endOffset <= 0) {
             endOffset = samples.length-1;
         }
 
         if (startOffset < 0) startOffset = 0;
         if (endOffset >= samples.length) endOffset = samples.length-1;
-        updateCrossings();
+        updateCrossings(useRaw);
     }
 
     public String getId() {
@@ -434,19 +470,31 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     }
 
     public void updateCrossings() {
-        updateStartCrossing();
-        updateEndCrossing();
+        updateCrossings(false);
+    }
+
+    public void updateCrossings(boolean useRaw) {
+        updateStartCrossing(useRaw);
+        updateEndCrossing(useRaw);
     }
 
     public void updateStartCrossing() {
+        updateStartCrossing(false);
+    }
+
+    public void updateStartCrossing(boolean useRaw) {
         if (crossStartOffset == -1) {
-            crossStartOffset = findNearestZeroCrossing(startOffset, 4096);
+            crossStartOffset = findNearestZeroCrossing(useRaw, startOffset, 4096);
         }
     }
 
     public void updateEndCrossing() {
+        updateEndCrossing(false);
+    }
+
+    public void updateEndCrossing(boolean useRaw) {
         if (crossEndOffset == -1) {
-            crossEndOffset = findNearestZeroCrossing(endOffset, 4096);
+            crossEndOffset = findNearestZeroCrossing(useRaw, endOffset, 4096);
         }
     }
 
@@ -566,6 +614,8 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     public void clearCache() {
         audioData = null;
         processedAudio = null;
+        storedFormat = null;
+        storedLength = -1;
     }
 
     public boolean lockedInCache() {
@@ -573,7 +623,16 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     }
 
     public int findNearestZeroCrossing(int pos, int range) {
-        Sample[] data = getProcessedAudioData();
+        return findNearestZeroCrossing(false, pos, range);
+    }
+
+    public int findNearestZeroCrossing(boolean useRaw, int pos, int range) {
+        double[][] data = null;
+        if (useRaw) {
+            data = getRawAudioData();
+        } else {
+            data = getProcessedAudioData();
+        }
         if (data == null) return 0;
         if (data.length == 0) return 0;
 
@@ -583,19 +642,19 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         int backwards = pos;
         int forwards = pos;
 
-        double backwardsPrev = data[backwards].getMono();
-        double forwardsPrev = data[forwards].getMono();
+        double backwardsPrev = (data[backwards][LEFT] + data[backwards][RIGHT]) / 2d;
+        double forwardsPrev = (data[forwards][LEFT] + data[forwards][RIGHT]) / 2d;
 
         while (backwards > 0 || forwards < data.length-2) {
 
             if (forwards < data.length-2) forwards++;
             if (backwards > 0) backwards--;
 
-            if (backwardsPrev >= 0 && data[backwards].getMono() < 0) { // Found one!
+            if (backwardsPrev >= 0 && ((data[backwards][LEFT] + data[backwards][RIGHT]) / 2d) < 0) { // Found one!
                 return backwards;
             }
 
-            if (forwardsPrev < 0 && data[forwards].getMono() >= 0) {
+            if (forwardsPrev < 0 && ((data[forwards][LEFT] + data[forwards][RIGHT]) / 2d) >= 0) {
                 return forwards;
             }
 
@@ -604,8 +663,8 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                 return pos;
             }
 
-            backwardsPrev = data[backwards].getMono();
-            forwardsPrev = data[forwards].getMono();
+            backwardsPrev = (data[backwards][LEFT] + data[backwards][RIGHT]) / 2d;
+            forwardsPrev = (data[forwards][LEFT] + data[forwards][RIGHT]) / 2d;
         }
         return pos;
     }
@@ -647,17 +706,30 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     }
 
     public double getPeakValue() {
+        return getPeakValue(false, true);
+    }
+
+    public double getPeakValue(boolean useRaw) {
+        return getPeakValue(useRaw, true);
+    }
+
+    public double getPeakValue(boolean useRaw, boolean applyGain) {
         double oldGain = gain;
         gain = 1.0d;
-        Sample[] samples = getProcessedAudioData();
+        double[][] samples = null;
+        if (useRaw) {
+            samples = getRawAudioData();
+        } else {
+            samples = getProcessedAudioData(true, applyGain);
+        }
         gain = oldGain;
         if (samples == null) {
             return 0;
         }
         double ms = 0;
         for (int i = 0; i < samples.length; i++) {
-            if (Math.abs(samples[i].getMono()) > ms) {
-                ms = Math.abs(samples[i].getMono());
+            if (Math.abs((samples[i][LEFT] + samples[i][RIGHT]) / 2d) > ms) {
+                ms = Math.abs((samples[i][LEFT] + samples[i][RIGHT]) / 2d);
             }
         }
         return ms;
@@ -676,8 +748,10 @@ 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;
     }
@@ -688,7 +762,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
 
     public void normalize() {
         if (locked) return;
-        double max = getPeakValue();
+        double max = getPeakValue(true, false);
         double d = 0.708 / max;
         if (d > 1d) d = 1d;
         setGain(d);
@@ -723,7 +797,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                 proc.waitFor();
             } catch (Exception e) { 
             }
-            clearCache();
+            CacheManager.removeFromCache(Sentence.this);
             AudiobookRecorder.window.updateWaveform();
         }
     }
@@ -749,7 +823,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             }
         }
         if (backupNumber == -1) {
-            System.err.println("Out of backup space!");
+            debug("Out of backup space!");
             return;
         }
 
@@ -813,7 +887,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                 }
             }
 
-            clearCache();
+            CacheManager.removeFromCache(Sentence.this);
             AudiobookRecorder.window.updateWaveform();
         }
     }
@@ -856,18 +930,17 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             e.printStackTrace();
         }
         
-        clearCache();
+        CacheManager.removeFromCache(this);
         AudiobookRecorder.window.updateWaveform();
     }
 
-    public Sample[] getDoubleDataS16LE(AudioInputStream s, AudioFormat format) throws IOException {
+    public double[][] getDoubleDataS16LE(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];
-        Sample[] samples = new Sample[(int)len];
+        double[][] samples = new double[(int)len][2];
 
         for (long fno = 0; fno < len; fno++) {
 
@@ -881,27 +954,166 @@ 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] = new Sample((double)left / 32768d, (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] = new Sample((double)mono / 32768d);
+                samples[(int)fno][LEFT] = (double)mono / 32767d;
+                samples[(int)fno][RIGHT] = (double)mono / 32767d;
             }
         }
 
         return samples;
     }
 
-    public Sample[] getDoubleDataS24LE(AudioInputStream s, AudioFormat format) throws IOException {
+    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];
-        Sample[] samples = new Sample[(int)len];
+        double[][] samples = new double[(int)len][2];
 
         for (long fno = 0; fno < len; fno++) {
 
@@ -918,14 +1130,16 @@ 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] = new Sample((double)left / 8388608d, (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] = new Sample((double)mono / 8388608d);
+                samples[(int)fno][LEFT] = (double)mono / 8388607d;
+                samples[(int)fno][RIGHT] = (double)mono / 8388607d;
             }
         }
 
@@ -933,14 +1147,20 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     }
 
     public void loadFile() {
-        if (audioData != null) return;
+        if (audioData != null) {
+            return;
+        }
 
         File f = getFile();
         try {
+            if (!f.exists()) {
+                debug("TODO: Race condition: wav file doesn't exist yet");
+                return;
+            }
             AudioInputStream s = AudioSystem.getAudioInputStream(f);
             AudioFormat format = getAudioFormat();
 
-            Sample[] samples = null;
+            double[][] samples = null;
 
             switch (format.getSampleSizeInBits()) {
                 case 16:
@@ -956,17 +1176,34 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             audioData = samples;
             CacheManager.addToCache(this);
         } catch (Exception e) {
+            e.printStackTrace();
         }
     }
 
-    public Sample[] getProcessedAudioData() {
+    synchronized public double[][] getRawAudioData() {
         loadFile();
-        if (processedAudio != null) return processedAudio;
+        return audioData;
+    }
+
+    synchronized public double[][] getProcessedAudioData() {
+        return getProcessedAudioData(true, true);
+    }
+
+    synchronized public double[][] getProcessedAudioData(boolean effectsEnabled) {
+        return getProcessedAudioData(effectsEnabled, true);
+    }
+
+    synchronized public double[][] getProcessedAudioData(boolean effectsEnabled, boolean applyGain) {
+        loadFile();
+        if (processedAudio != null) {
+            return processedAudio;
+        }
 
         if (audioData == null) return null;
-        processedAudio = new Sample[audioData.length];
+        processedAudio = new double[audioData.length][2];
         for (int i = 0; i < audioData.length; i++) {
-            processedAudio[i] = new Sample(audioData[i].left, audioData[i].right);
+            processedAudio[i][LEFT] = audioData[i][LEFT];
+            processedAudio[i][RIGHT] = audioData[i][RIGHT];
         }
         // Add processing in here.
 
@@ -974,64 +1211,82 @@ 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++) {
-            processedAudio[i].left = processedAudio[i].left * gain;
-            processedAudio[i].right = processedAudio[i].right * gain;
+
+        if (applyGain) {
+            // Add final master gain stage
+            for (int i = 0; i < processedAudio.length; i++) {
+                processedAudio[i][LEFT] *= gain;
+                processedAudio[i][RIGHT] *= gain;
+            }
         }
+
         return processedAudio;
     }
 
-    public Sample[] getDoubleAudioData() {
-        return getProcessedAudioData();
+    public double[][] getDoubleAudioData() {
+        return getDoubleAudioData(true);
     }
 
-    public Sample[] getCroppedAudioData() {
-        Sample[] inSamples = getDoubleAudioData();
+    public double[][] getDoubleAudioData(boolean effectsEnabled) {
+        return getProcessedAudioData(effectsEnabled);
+    }
+
+    public double[][] getCroppedAudioData() {
+        return getCroppedAudioData(true);
+    }
+
+    public double[][] getCroppedAudioData(boolean effectsEnabled) {
+        double[][] inSamples = getDoubleAudioData(effectsEnabled);
         if (inSamples == null) return null;
         updateCrossings();
 
         int length = crossEndOffset - crossStartOffset;
 
-        Sample[] samples = new Sample[length];
+        double[][] samples = new double[length][2];
         for (int i = 0; i < length; i++) {
-            samples[i] = inSamples[crossStartOffset + i];
+            samples[i][LEFT] = inSamples[crossStartOffset + i][LEFT];
+            samples[i][RIGHT] = inSamples[crossStartOffset + i][RIGHT];
         }
         return samples;
     }
 
     public byte[] getPCMData() {
-        Sample[] 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);
         }
@@ -1040,7 +1295,7 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
 
     public void setEffectChain(String key) {
         if ((effectChain != null) && (!effectChain.equals(key))) {
-            clearCache();
+            CacheManager.removeFromCache(this);
         }
         effectChain = key;
     }
@@ -1049,4 +1304,94 @@ 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());
+//        out.put("samples", Integer.toString(getSampleSize()));
+
+        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();
+            }
+        }
+    }
+
+    public Element getSentenceXML(Document doc) {
+        Element sentenceNode = doc.createElement("sentence");
+        sentenceNode.setAttribute("id", getId());
+        sentenceNode.appendChild(Book.makeTextNode(doc, "text", getText()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "post-gap", getPostGap()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "start-offset", getStartOffset()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "end-offset", getEndOffset()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "locked", isLocked()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "attention", getAttentionFlag()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "gain", getGain()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "effect", getEffectChain()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "gaptype", getPostGapType()));
+        sentenceNode.appendChild(Book.makeTextNode(doc, "samples", getSampleSize()));
+        return sentenceNode;
+    }
+
 }

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

@@ -63,4 +63,17 @@ public class Utils {
             }
         }
     }
+
+    static long millis = System.currentTimeMillis();
+
+    public static void report(String tag) {
+        long t = System.currentTimeMillis();
+        long d = t - millis;
+        millis = t;
+        System.err.println(String.format("%10d - %10s : %8d | %8d | %8d", d, tag,
+            Runtime.getRuntime().totalMemory(),
+            Runtime.getRuntime().maxMemory(),
+            Runtime.getRuntime().freeMemory()
+        ));
+    }
 }

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

@@ -9,7 +9,7 @@ import javax.sound.sampled.*;
 
 public class Waveform extends JPanel implements MouseListener, MouseMotionListener {
 
-    Sample[] samples = null;
+    double[][] samples = null;
 
     int leftMarker = 0;
     int rightMarker = 0;
@@ -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;
@@ -92,7 +97,8 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
                 double lmax = 0;
 
                 for (int o = 0; o < step; o++) {
-                    double sample = samples[offset + (n * step) + o].getMono();
+                    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;
                         hcnt++;
@@ -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);
@@ -189,9 +208,11 @@ public class Waveform extends JPanel implements MouseListener, MouseMotionListen
         repaint();
     }
 
-    public void setData(Sample[] s) {
+    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;
+    }
 }