Added ethereal voice effect

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

@@ -77,6 +77,7 @@ public class AudiobookRecorder extends JFrame {
     JSpinner postSentenceGap;
     JCheckBox locked;
     JCheckBox attention;
+    JCheckBox ethereal;
 
     JButtonSpacePlay reprocessAudioFFT;
     JButtonSpacePlay reprocessAudioPeak;
@@ -443,6 +444,27 @@ public class AudiobookRecorder extends JFrame {
 
         controlsTop.add(attention);
 
+        ethereal = new JCheckBox("Ethereal voice");
+        ethereal.setFocusable(false);
+
+        ethereal.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                JCheckBox c = (JCheckBox)e.getSource();
+                if (c.isSelected()) {
+                    if (selectedSentence != null) {
+                        selectedSentence.setEthereal(true);
+                    }
+                } else {
+                    if (selectedSentence != null) {
+                        selectedSentence.setEthereal(false);
+                    }
+                }
+                bookTreeModel.reload(selectedSentence);
+            }
+        });
+
+        controlsTop.add(ethereal);
+
         controlsTop.add(Box.createHorizontalGlue());
         controlsTop.add(new JLabel("Post gap:"));
         controlsTop.add(postSentenceGap);
@@ -1015,6 +1037,7 @@ public class AudiobookRecorder extends JFrame {
                 JMenuItem editData = new JMenuItem("Edit Data...");
                 editData.addActionListener(new ActionListener() {
                     public void actionPerformed(ActionEvent e) {
+                        JTabbedPane tabs = new JTabbedPane();
                         BookInfoPanel info = new BookInfoPanel(
                             book.getName(),
                             book.getAuthor(),
@@ -1022,7 +1045,38 @@ public class AudiobookRecorder extends JFrame {
                             book.getComment(),
                             book.getACX()
                         );
-                        int r = JOptionPane.showConfirmDialog(AudiobookRecorder.this, info, "Edit Book", JOptionPane.OK_CANCEL_OPTION);
+                        tabs.add("Data", info);
+
+                        JPanel effects = new JPanel();
+                        effects.setLayout(new GridBagLayout());
+                        GridBagConstraints c = new GridBagConstraints();
+                        c.gridx = 0;
+                        c.gridy = 0;
+
+                        effects.add(new JLabel("Ethereal Iterations:"), c);
+                        c.gridx = 1;
+                        JSpinner ethIt = new JSpinner(new SteppedNumericSpinnerModel(1, 10, 1, book.getInteger("effects.ethereal.iterations")));
+                        effects.add(ethIt, c);
+                        c.gridx = 0;
+                        c.gridy++;
+
+                        effects.add(new JLabel("Ethereal Attenuation:"), c);
+                        c.gridx = 1;
+                        JSpinner ethAt = new JSpinner(new SteppedNumericSpinnerModel(0, 100, 1, book.getInteger("effects.ethereal.attenuation")));
+                        effects.add(ethAt, c);
+                        c.gridx = 0;
+                        c.gridy++;
+
+                        effects.add(new JLabel("Ethereal Offset:"), c);
+                        c.gridx = 1;
+                        JSpinner ethOf = new JSpinner(new SteppedNumericSpinnerModel(0, 2000, 10, book.getInteger("effects.ethereal.offset")));
+                        effects.add(ethOf, c);
+                        c.gridx = 0;
+                        c.gridy++;
+
+                        tabs.add("Effects", effects);
+
+                        int r = JOptionPane.showConfirmDialog(AudiobookRecorder.this, tabs, "Edit Book", JOptionPane.OK_CANCEL_OPTION);
                         if (r != JOptionPane.OK_OPTION) return;
 
                         String tit = info.getTitle();
@@ -1031,6 +1085,10 @@ public class AudiobookRecorder extends JFrame {
                         String com = info.getComment();
                         String acx = info.getACX();
 
+                        book.set("effects.ethereal.iterations", (Integer)ethIt.getValue());
+                        book.set("effects.ethereal.attenuation", (Integer)ethAt.getValue());
+                        book.set("effects.ethereal.offset", (Integer)ethOf.getValue());
+
                         book.setAuthor(aut);
                         book.setGenre(gen);
                         book.setComment(com);
@@ -1297,6 +1355,9 @@ public class AudiobookRecorder extends JFrame {
         File config = new File(bookRoot, "audiobook.abk");
         Properties prefs = new Properties();
 
+        prefs.setProperty("effects.ethereal.iterations", book.get("effects.ethereal.iterations"));
+        prefs.setProperty("effects.ethereal.offset", book.get("effects.ethereal.offset"));
+        prefs.setProperty("effects.ethereal.attenuation", book.get("effects.ethereal.attenuation"));
         
         prefs.setProperty("book.name", book.getName());
         prefs.setProperty("book.author", book.getAuthor());
@@ -1330,6 +1391,7 @@ public class AudiobookRecorder extends JFrame {
                 prefs.setProperty(String.format("%s.sentence.%08d.end-offset", keybase, i), Integer.toString(snt.getEndOffset()));
                 prefs.setProperty(String.format("%s.sentence.%08d.locked", keybase, i), snt.isLocked() ? "true" : "false");
                 prefs.setProperty(String.format("%s.sentence.%08d.attention", keybase, i), snt.getAttentionFlag() ? "true" : "false");
+                prefs.setProperty(String.format("%s.sentence.%08d.ethereal", keybase, i), snt.getEthereal() ? "true" : "false");
                 i++;
             }
         }
@@ -1379,7 +1441,7 @@ public class AudiobookRecorder extends JFrame {
 
     public void buildBook(Properties prefs) {
 
-        book = new Book(prefs.getProperty("book.name"));
+        book = new Book(prefs, prefs.getProperty("book.name"));
 
         book.setAuthor(prefs.getProperty("book.author"));
         book.setGenre(prefs.getProperty("book.genre"));
@@ -1439,6 +1501,7 @@ public class AudiobookRecorder extends JFrame {
                     postSentenceGap.setValue(s.getPostGap());
                     locked.setSelected(s.isLocked());
                     attention.setSelected(s.getAttentionFlag());
+                    ethereal.setSelected(s.getEthereal());
 
                     postSentenceGap.setEnabled(!s.isLocked());
                     reprocessAudioFFT.setEnabled(!s.isLocked());
@@ -1449,6 +1512,7 @@ public class AudiobookRecorder extends JFrame {
                     postSentenceGap.setValue(0);
                     locked.setSelected(false);
                     attention.setSelected(false);
+                    ethereal.setSelected(false);
                 }
             }
         });
@@ -1488,6 +1552,7 @@ public class AudiobookRecorder extends JFrame {
             s.setEndOffset(Utils.s2i(prefs.getProperty(String.format("chapter.audition.sentence.%08d.end-offset", i))));
             s.setLocked(Utils.s2b(prefs.getProperty(String.format("chapter.audition.sentence.%08d.locked", i))));
             s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.audition.sentence.%08d.attention", i))));
+            s.setEthereal(Utils.s2b(prefs.getProperty(String.format("chapter.audition.sentence.%08d.ethereal", i))));
             bookTreeModel.insertNodeInto(s, c, c.getChildCount());
         }
 
@@ -1507,6 +1572,7 @@ public class AudiobookRecorder extends JFrame {
             s.setEndOffset(Utils.s2i(prefs.getProperty(String.format("chapter.open.sentence.%08d.end-offset", i))));
             s.setLocked(Utils.s2b(prefs.getProperty(String.format("chapter.open.sentence.%08d.locked", i))));
             s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.open.sentence.%08d.attention", i))));
+            s.setEthereal(Utils.s2b(prefs.getProperty(String.format("chapter.open.sentence.%08d.ethereal", i))));
             bookTreeModel.insertNodeInto(s, c, c.getChildCount());
         }
 
@@ -1531,7 +1597,8 @@ public class AudiobookRecorder extends JFrame {
                 s.setStartOffset(Utils.s2i(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.start-offset", cno, i))));
                 s.setEndOffset(Utils.s2i(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.end-offset", cno, i))));
                 s.setLocked(Utils.s2b(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.locked", cno, i))));
-            s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.attention", cno, i))));
+                s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.attention", cno, i))));
+                s.setEthereal(Utils.s2b(prefs.getProperty(String.format("chapter.%04d.sentence.%08d.ethereal", cno, i))));
                 bookTreeModel.insertNodeInto(s, c, c.getChildCount());
             }
         }
@@ -1552,6 +1619,7 @@ public class AudiobookRecorder extends JFrame {
             s.setEndOffset(Utils.s2i(prefs.getProperty(String.format("chapter.close.sentence.%08d.end-offset", i))));
             s.setLocked(Utils.s2b(prefs.getProperty(String.format("chapter.close.sentence.%08d.locked", i))));
             s.setAttentionFlag(Utils.s2b(prefs.getProperty(String.format("chapter.close.sentence.%08d.attention", i))));
+            s.setEthereal(Utils.s2b(prefs.getProperty(String.format("chapter.close.sentence.%08d.ethereal", i))));
             bookTreeModel.insertNodeInto(s, c, c.getChildCount());
         }
 

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

@@ -29,8 +29,12 @@ public class Book extends DefaultMutableTreeNode {
 
     float[] eqChannels = new float[31];
 
-    public Book(String bookname) {
+    Properties prefs;
+
+    public Book(Properties p, String bookname) {
         super(bookname);
+
+        prefs = p;
         name = bookname;
         equaliser = new Equaliser();
         AudiobookRecorder.window.setTitle("AudioBook Recorder :: " + name);
@@ -164,4 +168,22 @@ public class Book extends DefaultMutableTreeNode {
     public AudioFormat getAudioFormat() {
         return new AudioFormat(getSampleRate(), getResolution(), getChannels(), true, false);
     }
+
+    public String get(String key) {
+        if (prefs.getProperty(key) == null) { return Options.get(key); }
+        return prefs.getProperty(key);
+    }
+
+    public Integer getInteger(String key) {
+        if (prefs.getProperty(key) == null) { return Options.getInteger(key); }
+        return Utils.s2i(prefs.getProperty(key));
+    }
+
+    public void set(String key, String value) {
+        prefs.setProperty(key, value);
+    }
+
+    public void set(String key, Integer value) {
+        prefs.setProperty(key, "" + value);
+    }
 }

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

@@ -34,6 +34,10 @@ public class Options extends JDialog {
     JCheckBox enableParsing;
     JSpinner cacheSize;
 
+    JSpinner etherealIterations;
+    JSpinner etherealAttenuation;
+    JSpinner etherealOffset;
+
     JTextField havenApiKey;
 
     Equaliser equaliser;
@@ -319,6 +323,26 @@ public class Options extends JDialog {
         startupScript = new JTextArea(get("scripts.startup"));
         startScript.add(startupScript, BorderLayout.CENTER);
         tabs.add("Startup Script", startScript);
+
+
+
+        JPanel effects = new JPanel();
+        effects.setLayout(new GridBagLayout());
+        constraint.gridx = 0;
+        constraint.gridy = 0;
+        constraint.gridwidth = 1;
+        constraint.gridheight = 1;
+
+        etherealOffset = addSpinner(effects, "Ethereal Voice Offset", 0, 2000, 10, getInteger("effects.ethereal.offset"), "ms");
+        etherealIterations = addSpinner(effects, "Ethereal Voice Iterations", 1, 10, 1, getInteger("effects.ethereal.iterations"), "");
+        etherealAttenuation = addSpinner(effects, "Ethereal Voice Attenuation", 0, 100, 1, getInteger("effects.ethereal.attenuation"), "%");
+
+        tabs.add("Effects", effects);
+
+
+
+
+
         add(tabs, BorderLayout.CENTER);
 
         setTitle("Options");
@@ -525,6 +549,10 @@ public class Options extends JDialog {
 
         defaultPrefs.put("scripts.startup", "");
 
+        defaultPrefs.put("effects.ethereal.offset", "50");
+        defaultPrefs.put("effects.ethereal.iterations", "3");
+        defaultPrefs.put("effects.ethereal.attenuation", "50");
+
         if (prefs == null) {
             prefs = Preferences.userNodeForPackage(AudiobookRecorder.class);
         }
@@ -631,6 +659,10 @@ public class Options extends JDialog {
         set("process.haven.apikey", havenApiKey.getText());
         set("cache.size", cacheSize.getValue());
 
+        set("effects.ethereal.offset", etherealOffset.getValue());
+        set("effects.ethereal.iterations", etherealIterations.getValue());
+        set("effects.ethereal.attenuation", etherealAttenuation.getValue());
+
         for (int i = 0; i < 31; i++) {
             set("audio.eq." + i, equaliser.getChannel(i));
         }

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

@@ -69,6 +69,8 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
     
     RecordingThread recordingThread;
 
+    boolean effectEthereal = false;
+
     static class RecordingThread implements Runnable {
 
         boolean running = false;
@@ -594,6 +596,8 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
                     bytesToRead--;
                 }
             }
+
+            data = postProcessData(data);
                 
             return data;
         } catch (Exception e) {
@@ -602,6 +606,69 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
         return null;
     }
 
+    byte[] postProcessData(byte[] data) {
+        if (effectEthereal) {
+            AudioFormat format = getAudioFormat();
+            int frameSize = format.getFrameSize();
+            int channels = format.getChannels();
+            int bytesPerChannel = frameSize / channels;
+
+            int frames = data.length / frameSize;
+
+            int byteNo = 0;
+
+            double fpms = (double)format.getFrameRate() / 1000d;
+            double doubleOffset = fpms * (double) AudiobookRecorder.window.book.getInteger("effects.ethereal.offset");
+            int offset = (int)doubleOffset;
+            double attenuation = 1d - ((double)AudiobookRecorder.window.book.getInteger("effects.ethereal.attenuation") / 100d);
+
+            int copies = AudiobookRecorder.window.book.getInteger("effects.ethereal.iterations");
+
+            byte[] out = new byte[data.length];
+
+            for (int i = 0; i < frames; i++) {
+                if (channels == 1) {
+                    int l = data[i * frameSize] >= 0 ? data[i * frameSize] : 256 + data[i * frameSize];
+                    int h = data[(i * frameSize) + 1] >= 0 ? data[(i * frameSize) + 1] : 256 + data[(i * frameSize) + 1];
+                    
+                    int sample = (h << 8) | l;
+                    if ((sample & 0x8000) == 0x8000) sample |= 0xFFFF0000;
+
+                    double sampleDouble = (double)sample;
+
+                    int used = 0;
+                    for (int j = 0; j < copies; j++) {
+                        if (i + (j * offset) < frames) {
+                            used++;
+                            int lx = data[(i + (j * offset)) * frameSize] >= 0 ? data[(i + (j * offset)) * frameSize] : 256 + data[(i + (j * offset)) * frameSize];
+                            int hx = data[((i + (j * offset)) * frameSize) + 1] >= 0 ? data[((i + (j * offset)) * frameSize) + 1] : 256 + data[((i + (j * offset)) * frameSize) + 1];
+                            int futureSample = (hx << 8) | lx;
+                            if ((futureSample & 0x8000) == 0x8000) futureSample |= 0xFFFF0000;
+                            double futureDouble = (double)futureSample;
+                            for (int k = 0; k < copies; k++) {
+                                futureDouble *= attenuation;
+                            }
+                            sampleDouble  = mix(sampleDouble, futureDouble);
+                        }
+                    }
+                    sample = (int)sampleDouble;
+                    if (sample > 32767) sample = 32767;
+                    if (sample < -32768) sample = -32768;
+                    out[i * frameSize] = (byte)(sample & 0xFF); 
+                    out[(i * frameSize) + 1] = (byte)((sample & 0xFF00) >> 8);
+    
+                } else {
+                    return data;
+                }
+            }
+
+            return out;
+            
+        } else {
+            return data;
+        }
+    }
+
     public void recognise() {
         AudiobookRecorder.window.havenQueue.submit(Sentence.this);
     }
@@ -834,4 +901,29 @@ public class Sentence extends DefaultMutableTreeNode implements Cacheable {
             ex.printStackTrace();
         }
     }
+
+    public void setEthereal(boolean e) {
+        effectEthereal = e;
+    }
+
+    public boolean getEthereal() {
+        return effectEthereal;
+    }
+
+    public double mix(double a, double b) {
+        double z;
+        double fa, fb, fz;
+        fa = a + 32768d;
+        fb = b + 32768d;
+
+        if (fa < 32768d && fb < 32768d) {
+            fz = (fa * fb) / 32768d;
+        } else {
+            fz = (2d * (fa + fb)) - ((fa * fb) / 32768d) - 65536d;
+        }
+
+        z = fz - 32768d;
+        return z;
+    }
+
 }