org.mp4parser.boxes.iso14496.part12.MovieFragmentHeaderBox Maven / Gradle / Ivy

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A generic parser and writer for all ISO 14496 based files (MP4, Quicktime, DCF, PDCF, ...)

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/*
 * Copyright 2009 castLabs GmbH, Berlin
 *
 * 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.
 */

package org.mp4parser.boxes.iso14496.part12;

import org.mp4parser.support.AbstractFullBox;
import org.mp4parser.tools.IsoTypeReader;
import org.mp4parser.tools.IsoTypeWriter;

import java.nio.ByteBuffer;

/**
 * 4cc = "{@value #TYPE}"
 * aligned(8) class MovieFragmentHeaderBox
 * extends FullBox('mfhd', 0, 0){
 * unsigned int(32) sequence_number;
 * }
 */

public class MovieFragmentHeaderBox extends AbstractFullBox {
    public static final String TYPE = "mfhd";
    private long sequenceNumber;

    public MovieFragmentHeaderBox() {
        super(TYPE);
    }

    protected long getContentSize() {
        return 8;
    }

    @Override
    protected void getContent(ByteBuffer byteBuffer) {
        writeVersionAndFlags(byteBuffer);
        IsoTypeWriter.writeUInt32(byteBuffer, sequenceNumber);
    }


    @Override
    public void _parseDetails(ByteBuffer content) {
        parseVersionAndFlags(content);
        sequenceNumber = IsoTypeReader.readUInt32(content);

    }

    public long getSequenceNumber() {
        return sequenceNumber;
    }

    public void setSequenceNumber(long sequenceNumber) {
        this.sequenceNumber = sequenceNumber;
    }

    @Override
    public String toString() {
        return "MovieFragmentHeaderBox{" +
                "sequenceNumber=" + sequenceNumber +
                '}';
    }
}