Determine whether the given MIDI event is a Lyric (a syllable of the song text). - Java javax.sound.midi

Java examples for javax.sound.midi:MidiEvent

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Description

Determine whether the given MIDI event is a Lyric (a syllable of the song text).

Demo Code

/*//from  ww  w .  jav  a 2 s  . c om
 *  Copyright 2011 Harald Postner <Harald at H-Postner.de>.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */
//package com.java2s;

import javax.sound.midi.*;

public class Main {
    public static final int lyricMeta = 0x05;

    /**
     * Determine whether the given event is a Lyric (a syllable of the song text).
     *
     * @param event
     * @return true if the given event is a lyric event
     */
    public static boolean isLyricsEvent(MidiEvent event) {
        if (null == event) {
            return false;
        }
        return isLyricsMessage(event.getMessage());
    }

    /**
     * Determine whether the given message is a Lyric.
     *
     * @param message any MIDI message or null.
     * @return true if the given message is a lyrics message
     */
    public static boolean isLyricsMessage(MidiMessage message) {
        if (null == message) {
            return false;
        }
        if (!(message instanceof MetaMessage)) {
            return false;
        }
        MetaMessage metaMessage = (MetaMessage) message;
        int messageType = metaMessage.getType();
        return (messageType == lyricMeta);
    }
}

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