Exemplo n.º 1
0
  /**
   * Creates a DOM representation (fullfilling musicXML dtd) of the specified tune.
   *
   * @param tune A tune.
   * @return A DOM representation (fullfilling musicXML dtd) of the specified tune.
   */
  public Document createMusicXmlDOM(Tune tune) {
    Document doc = null;
    try {
      doc = DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument();
      Element root = doc.createElement(SCORE_PARTWISE_TAG);
      doc.appendChild(root);
      doc.setXmlVersion("1.0");
      root.setAttribute("version", "2.0");

      Element movementNumberEl = doc.createElement(MOVEMENT_NUMBER_TAG);
      root.appendChild(movementNumberEl);
      Element movementTitleEl = doc.createElement(MOVEMENT_TITLE_TAG);
      if (tune.getTitles().length > 0)
        movementTitleEl.appendChild(doc.createTextNode(tune.getTitles()[0]));
      root.appendChild(movementTitleEl);

      Element identificationEl = doc.createElement(IDENTIFICATION_TAG);
      Element encodingEl = doc.createElement(ENCODING_TAG);
      Element softwareEl = doc.createElement(SOFTWARE_TAG);
      softwareEl.appendChild(doc.createTextNode("ABC4J"));
      encodingEl.appendChild(softwareEl);
      Element encodingDateEl = doc.createElement(ENCODING_DATE_TAG);
      SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
      encodingDateEl.appendChild(doc.createTextNode(sdf.format(new Date())));
      encodingEl.appendChild(encodingDateEl);
      identificationEl.appendChild(encodingEl);
      root.appendChild(identificationEl);

      Element partListEl = doc.createElement(PART_LIST_TAG);
      Element scorePartEl = doc.createElement(SCORE_PART_TAG);
      scorePartEl.setAttribute(ID_ATTRIBUTE, "P1");
      Element partNameEl = doc.createElement(PART_NAME_TAG);

      Element partEl = doc.createElement(PART_TAG);
      partEl.setAttribute(ID_ATTRIBUTE, "P1");

      // partNameEl.appendChild(doc.createTextNode(tune.getTitles()[0]));
      scorePartEl.appendChild(partNameEl);
      partListEl.appendChild(scorePartEl);
      root.appendChild(partListEl);

      root.appendChild(partEl);

      // Music music = tune.getMusic();
      convert(doc, tune.getMusic(), partEl);

      /*
       * int measureNb = tune.getMusic().countMeasures(); for (int i=1;
       * i<=measureNb; i++) { Measure meas =
       * tune.getMusic().getMeasure(i); partEl.appendChild(convert(doc,
       * meas, i)); }
       */
    } catch (Exception e) {
      e.printStackTrace();
    }
    return doc;
  }
Exemplo n.º 2
0
  /**
   * Converts the given tune to a midi sequence.
   *
   * @param tune The tune to be converted.
   * @return The midi sequence of the tune.
   */
  public Sequence toMidiSequence(Tune tune) {
    Sequence sequence = null;
    try {
      if (instrument == null) {
        Synthesizer synth = MidiSystem.getSynthesizer();
        synth.open();
        try {
          setInstrument(synth.getAvailableInstruments()[0]);
        } finally {
          synth.close();
        }
      }
      // Sequence in ticks per quarter note : PPQ = Pulse Per Quarter Note
      // Resolution is expressed in ticks per beat.
      // Last parameter "1" is the number of tracks.
      sequence = new Sequence(Sequence.PPQ, SEQUENCE_RESOLUTION, 1);
      // Set the instrument on channel 0
      ShortMessage sm = new ShortMessage();
      sm.setMessage(ShortMessage.PROGRAM_CHANGE, 0, instrument.getPatch().getProgram(), 0);

      Track track = sequence.createTrack();
      track.add(new MidiEvent(sm, 0));
      // long trackLengthInTicks = track.ticks();
      int lastRepeatOpen = -1;
      int repeatNumber = 1;
      boolean inWrongEnding = false;
      KeySignature tuneKey = null;
      KeySignature currentKey = null;
      Hashtable partsKey = new Hashtable();

      long elapsedTime = 0;
      NoteAbstract[] graceNotes = null;
      Music staff = tune.getMusicForAudioRendition();
      Iterator it = staff.getVoices().iterator();
      while (it.hasNext()) {
        Voice voice = (Voice) it.next();
        int i = 0; // StaffItem iterator
        while (i < voice.size()) {
          if (!inWrongEnding) {
            // ==================================================================== TEMPO
            if (voice.elementAt(i) instanceof abc.notation.Tempo) {
              addTempoEventsFor(
                  track,
                  elapsedTime,
                  getMidiMessagesFor((Tempo) voice.elementAt(i))); // , trackLengthInTicks));
            } else
            /*if (voice.elementAt(i) instanceof abc.notation.PartLabel) {
            	//Imagine... part A in Gmaj, B in Amin
            	//in tune you have K:G, P:A, ... P:B, K:Am
            	//if you have part order ABA, when you return to A
            	//you stay in Amin. This stores the tuneKey when a
            	//new part appear, and restitute it when part is played again
            	abc.notation.PartLabel pl = (abc.notation.PartLabel) voice.elementAt(i);
            	if (partsKey.get(pl.getLabel()+"") == null) {
            		partsKey.put(pl.getLabel()+"", tuneKey);
            	} else {
            		tuneKey = (KeySignature) partsKey.get(pl.getLabel()+"");
            	}
            }
            else*/
            // ==================================================================== KEY SIGNATURE
            if (voice.elementAt(i) instanceof abc.notation.KeySignature) {
              tuneKey = (KeySignature) (voice.elementAt(i));
              currentKey = new KeySignature(tuneKey.getAccidentals());
            } else
            // ==================================================================== NOTE
            // Notes ending ties should be ignored. Already taken into
            // account in getNoteLengthInTicks(Note)
            if (voice.elementAt(i) instanceof abc.notation.Note
                && !((abc.notation.Note) voice.elementAt(i)).isEndingTie()) {

              Note note = (Note) voice.elementAt(i);
              long noteDuration;
              boolean fermata = false;
              Vector decorationNotes = new Vector();
              if (note.hasGeneralGracing() || note.hasDecorations()) {
                Decoration[] d = note.getDecorations();
                for (int j = 0; j < d.length; j++) {
                  switch (d[j].getType()) {
                    case Decoration.FERMATA:
                    case Decoration.FERMATA_INVERTED:
                      fermata = true;
                      break;
                    case Decoration.LOWERMORDENT:
                    case Decoration.UPPERMORDENT:
                    case Decoration.DOUBLE_LOWER_MORDANT:
                    case Decoration.DOUBLE_UPPER_MORDANT:
                    case Decoration.TRILL:
                    case Decoration.TURN: // GRUPETTO_UP
                    case Decoration.TURN_INVERTED: // GRUPETTO_DOWN
                    case Decoration.TURNX:
                    case Decoration.TURNX_INVERTED:
                      Note n = new Note(note.getHeight());
                      n.setAccidental(note.getAccidental(currentKey));
                      Note o =
                          new Interval(Interval.SECOND, Interval.MAJOR, Interval.UPWARD)
                              .calculateSecondNote(n);
                      Note m =
                          new Interval(Interval.SECOND, Interval.MAJOR, Interval.DOWNWARD)
                              .calculateSecondNote(n);
                      // TODO ornament templates: regular, musette, balkan...
                      // n.setStrictDuration(Note.SIXTEENTH);
                      // o.setDuration((short)(Note.EIGHTH+Note.SIXTEENTH));
                      o.setAccidental(Accidental.NONE);
                      m.setAccidental(Accidental.NONE);
                      n.setStrictDuration(Note.THIRTY_SECOND);
                      m.setStrictDuration(Note.THIRTY_SECOND);
                      o.setStrictDuration(Note.THIRTY_SECOND);
                      switch (d[j].getType()) {
                        case Decoration.DOUBLE_LOWER_MORDANT:
                          decorationNotes.add(n);
                          decorationNotes.add(m);
                        case Decoration.LOWERMORDENT:
                          decorationNotes.add(n);
                          decorationNotes.add(m);
                          break;
                        case Decoration.DOUBLE_UPPER_MORDANT:
                        case Decoration.TRILL:
                          decorationNotes.add(n);
                          decorationNotes.add(o);
                        case Decoration.UPPERMORDENT:
                          decorationNotes.add(n);
                          decorationNotes.add(o);
                          break;
                        case Decoration.TURNX_INVERTED:
                        case Decoration.TURN:
                          decorationNotes.add(o);
                          decorationNotes.add(n);
                          decorationNotes.add(m);
                          break;
                        case Decoration.TURNX:
                        case Decoration.TURN_INVERTED:
                          decorationNotes.add(m);
                          decorationNotes.add(n);
                          decorationNotes.add(o);
                      }
                      break;
                  }
                }
                // currently not used
                // future use: playing rolls, slides, etc.
              }
              long graceNotesDuration = 0;
              if (note.hasGracingNotes() || (decorationNotes.size() > 0)) {
                graceNotes = note.getGracingNotes();
                // gracing are eighth note for graphical rendition
                // and because that's it in the parser
                // adapt duration to note length
                int divisor = 1;
                if (note.getStrictDuration() >= Note.HALF) divisor = 1; // grace is an eighth
                else if (note.getStrictDuration() >= Note.QUARTER) divisor = 2; // 16th
                else if (note.getStrictDuration() >= Note.EIGHTH) divisor = 4; // 32nd
                else divisor = 8; // 64th
                if (note.hasGracingNotes()) {
                  for (int j = 0; j < graceNotes.length; j++) {
                    noteDuration = getNoteLengthInTicks(graceNotes[j], staff) / divisor;
                    graceNotesDuration += noteDuration;
                    if (graceNotes[j] instanceof Note)
                      playNote(
                          (Note) graceNotes[j], i, currentKey, elapsedTime, noteDuration, track);
                    else
                      playMultiNote(
                          (MultiNote) graceNotes[j],
                          i,
                          currentKey, /*elapsedTime,*/
                          noteDuration,
                          track,
                          staff);
                    elapsedTime += noteDuration;
                  }
                }
                for (int j = 0; j < decorationNotes.size(); j++) {
                  noteDuration = getNoteLengthInTicks((Note) decorationNotes.elementAt(j), staff);
                  graceNotesDuration += noteDuration;
                  playNote(
                      (Note) decorationNotes.elementAt(j),
                      i,
                      currentKey,
                      elapsedTime,
                      noteDuration,
                      track);
                  elapsedTime += noteDuration;
                }
              }
              // The note duration if the note isn't part of a tuplet.
              noteDuration = getNoteLengthInTicks(note, staff) - graceNotesDuration;
              if (noteDuration <= 0) // in case of too much grace notes
              noteDuration = getNoteLengthInTicks(note, staff);
              if (fermata) noteDuration *= 2;
              playNote(note, i, currentKey, elapsedTime, noteDuration, track);
              elapsedTime += noteDuration;
            } else
            // ==================================================================== MULTI NOTE
            if ((voice.elementAt(i) instanceof abc.notation.MultiNote)) {
              MultiNote multiNote = (MultiNote) voice.elementAt(i);
              playMultiNote(multiNote, i, currentKey, elapsedTime, track, staff);
              elapsedTime += getNoteLengthInTicks(multiNote, staff);
            }
          } // endif (!inWrongEnding)
          // ====================================================================== REPEAT BAR LINE
          if (voice.elementAt(i) instanceof abc.notation.RepeatBarLine) {
            RepeatBarLine bar = (RepeatBarLine) voice.elementAt(i);
            if (repeatNumber < bar.getRepeatNumbers()[0] && lastRepeatOpen != -1) {
              repeatNumber++;
              i = lastRepeatOpen;
            } else if (repeatNumber > bar.getRepeatNumbers()[0]) inWrongEnding = true;
            else inWrongEnding = false;
          } else
          // ====================================================================== BAR LINE OPEN /
          // CLOSE
          if (voice.elementAt(i) instanceof abc.notation.BarLine) {
            // currentKey = new KeySignature(tuneKey.getAccidentals());
            switch (((BarLine) (voice.elementAt(i))).getType()) {
              case BarLine.SIMPLE:
                break;
              case BarLine.REPEAT_OPEN:
                lastRepeatOpen = i;
                repeatNumber = 1;
                break;
              case BarLine.REPEAT_CLOSE:
                if (repeatNumber < 2 && lastRepeatOpen != -1) {
                  repeatNumber++;
                  i = lastRepeatOpen;
                } else {
                  repeatNumber = 1;
                  lastRepeatOpen = -1;
                }
                break;
                // TODO case BarLine.BEGIN_AND_END_REPEAT
            }
          }
          // Whatever kind of bar line it is
          if (voice.elementAt(i) instanceof abc.notation.BarLine) {
            currentKey = new KeySignature(tuneKey.getAccidentals());
          }
          i++;
        } // end while each element in voice
      } // end while each voice in music
    } catch (InvalidMidiDataException e) {
      e.printStackTrace();
    } catch (Exception e) {
      e.printStackTrace();
    }
    return sequence;
  }