FreeTTS java语音合成mixvoice源码

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.io.PrintStream;
import java.util.Locale;
import javax.speech.Central;
import javax.speech.synthesis.SpeakableAdapter;
import javax.speech.synthesis.SpeakableEvent;
import javax.speech.synthesis.Synthesizer;
import javax.speech.synthesis.SynthesizerModeDesc;
import javax.speech.synthesis.SynthesizerProperties;
import javax.speech.synthesis.Voice;

public class MixedVoices
{
  private static final void usage()
  {
    System.out.println("MixedVoices [-showEvents] [-showPropertyChanges]");
  }

  private static String noSynthesizerMessage(String synthesizer)
  {
    String message = "Cannot find " + synthesizer + ".\n" + "This may be the result of any number of problems.  It's\n" + "typically due to a missing \"speech.properties\" file that\n" + "should be at either of these locations: \n\n";

    message = message + "user.home    : " + System.getProperty("user.home") + "\n";
    message = message + "java.home/lib: " + System.getProperty("java.home") + File.separator + "lib\n\n" + "Another cause of this problem might be corrupt or missing\n" + "voice jar files in the freetts lib directory.  This problem\n" + "also sometimes arises when the freetts.jar file is corrupt\n" + "or missing.  Sorry about that.  Please check for these\n" + "various conditions and then try again.\n";

    return message;
  }

  public static void main(String[] argv) {
    boolean showEvents = false;
    boolean showPropertyChanges = false;

    for (int i = 0; i < argv.length; i++) {
      if (argv[i].equals("-showEvents")) {
        showEvents = true;
      } else if (argv[i].equals("-showPropertyChanges")) {
        showPropertyChanges = true;
      } else {
        usage();
        System.exit(0);
      }
    }

    System.out.println(" ** Mixed Voices - JSAPI Demonstration program **");

    Voice alan = new Voice("alan", 65535, 65535, null);

    Voice kevin = new Voice("kevin", 65535, 65535, null);

    Voice kevinHQ = new Voice("kevin16", 65535, 65535, null);
  
    try
    {
      SynthesizerModeDesc generalDesc = new SynthesizerModeDesc(null, "general", Locale.US, null, null);

      Synthesizer synthesizer1 = Central.createSynthesizer(generalDesc);

      if (synthesizer1 == null) {
        System.err.println(noSynthesizerMessage("general domain synthesizer"));

        System.exit(1);
      }

      SynthesizerModeDesc limitedDesc = new SynthesizerModeDesc(null, "time", Locale.US, null, null);

      Synthesizer synthesizer2 = Central.createSynthesizer(limitedDesc);

      if (synthesizer2 == null) {
        System.err.println(noSynthesizerMessage("time domain synthesizer"));

        System.exit(1);
      }

      System.out.print("  Allocating synthesizers...");
      synthesizer1.allocate();
      synthesizer2.allocate();

      System.out.print("Loading voices...");
      synthesizer1.getSynthesizerProperties().setVoice(kevinHQ);
      synthesizer1.getSynthesizerProperties().setVoice(kevin);

      if (showPropertyChanges) {
        synthesizer1.getSynthesizerProperties().addPropertyChangeListener(new PropertyChangeListener()
        {
          public void propertyChange(PropertyChangeEvent pce)
          {
            if ((pce.getNewValue() instanceof Voice)) {
              String newVoice = ((Voice)pce.getNewValue()).getName();

              System.out.println("  PCE Voice changed to " + newVoice);
            }
            else {
              System.out.println("  PCE " + pce.getPropertyName() + " changed from " + pce.getOldValue() + " to " + pce.getNewValue() + ".");
            }

          }

        });
      }

      if (showEvents) {
        synthesizer1.addSpeakableListener(new SpeakableAdapter()
        {
          public void markerReached(SpeakableEvent e) {
            dumpEvent(e);
          }
          public void speakableCancelled(SpeakableEvent e) {
            dumpEvent(e);
          }
          public void speakableEnded(SpeakableEvent e) {
            dumpEvent(e);
          }
          public void speakablePaused(SpeakableEvent e) {
            dumpEvent(e);
          }
          public void speakableResumed(SpeakableEvent e) {
            dumpEvent(e);
          }
          public void speakableStarted(SpeakableEvent e) {
            dumpEvent(e);
          }
          public void topOfQueue(SpeakableEvent e) {
            dumpEvent(e);
          }
          public void wordStarted(SpeakableEvent e) {
            dumpEvent(e);
          }
          private void dumpEvent(SpeakableEvent e) {
            System.out.println(" EVT: " + e.paramString() + " source: " + e.getSource());
          }
        });
      }

      System.out.println("And here we go!");
    
      synthesizer1.resume();
      synthesizer2.resume();

      synthesizer1.speakPlainText("Hello! My name is Kevin.", null);
      synthesizer1.speakPlainText("I am a die phone synthesizer", null);
      synthesizer1.speakPlainText("I have a friend named Alan.", null);
      synthesizer1.speakPlainText("Listen to him count!", null);

      synthesizer2.waitEngineState(4L);
      synthesizer2.resume();

      synthesizer1.waitEngineState(65536L);
      synthesizer2.speakPlainText("1 2 3 4 5 6 7 8 9 ten", null);

      synthesizer2.waitEngineState(65536L);

      synthesizer1.speakPlainText("Now listen to me count!", null);
      synthesizer1.speakPlainText("1 2 3 4 5 6 7 8 9 10.", null);

      synthesizer1.speakPlainText("Now, let's try that a little bit faster.", null);

      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setSpeakingRate(240.0F);
      synthesizer1.speakPlainText("1 2 3 4 5 6 7 8 9 10.", null);
      synthesizer1.speakPlainText("That's pretty fast.", null);
      synthesizer1.speakPlainText("Now lets go very slow.", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setSpeakingRate(80.0F);
      synthesizer1.speakPlainText("1 2 3 4 5 6 7 8 9 10.", null);
      synthesizer1.speakPlainText("That is pretty slow.", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setSpeakingRate(150.0F);
      synthesizer1.speakPlainText("Now back to normal", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setPitch(200.0F);
      synthesizer1.speakPlainText("I can talk very high.", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setPitch(50.0F);
      synthesizer1.speakPlainText("and I can talk very low.", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setPitch(100.0F);
      synthesizer1.getSynthesizerProperties().setVolume(0.8F);
      synthesizer1.speakPlainText("and I can talk very softly.", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setVolume(1.0F);
      synthesizer1.speakPlainText("I can talk with a higher quality voice", null);

      synthesizer1.speakPlainText("Here is a low quality tongue twister. She sells seashells by the seashore.", null);

      synthesizer1.waitEngineState(65536L);

      synthesizer1.getSynthesizerProperties().setVoice(kevinHQ);
      synthesizer1.speakPlainText("And this is high quality. She sells seashells by the seashore.", null);

      synthesizer1.speakPlainText("The funny thing is, I do not have a tongue.", null);

      synthesizer1.speakPlainText("Hey Alan, what time is it where you are right now?", null);

      synthesizer1.waitEngineState(65536L);

      synthesizer2.speakPlainText("the time is now twenty past six.", null);

      synthesizer2.waitEngineState(65536L);

      synthesizer1.speakPlainText("Is that the exact time?", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer2.speakPlainText("Almost", null);
      synthesizer2.waitEngineState(65536L);

      synthesizer1.speakPlainText("Is it twenty past six In the morning or the evening?", null);

      synthesizer1.waitEngineState(65536L);

      synthesizer2.speakPlainText("in the morning.", null);
      synthesizer2.waitEngineState(65536L);

      synthesizer1.speakPlainText("Alan and I can talk at the same time", null);

      synthesizer1.waitEngineState(65536L);

      synthesizer1.speakPlainText("1 2 3 4 5 6 7 8 9 11 12", null);
      synthesizer2.speakPlainText("1 2 3 4 5 6 7 8 9", null);
      synthesizer1.waitEngineState(65536L);
      synthesizer2.waitEngineState(65536L);

      synthesizer1.speakPlainText("That is a bit confusing.", null);
      synthesizer1.speakPlainText("Well, thanks. This was fun.", null);
      synthesizer1.speakPlainText("Goodbye everyone.", null);
      synthesizer1.waitEngineState(65536L);

      synthesizer1.deallocate();
      synthesizer2.deallocate();
    }
    catch (Exception e) {
      e.printStackTrace();
    }

    System.exit(0);
  }
}