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      1 /*
      2  * Copyright 2008 CoreMedia AG, Hamburg
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the License);
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *     http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an AS IS BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.coremedia.iso.boxes;
     18 
     19 import com.googlecode.mp4parser.AbstractBox;
     20 
     21 import java.nio.ByteBuffer;
     22 
     23 /**
     24  * The contents of a free-space box are irrelevant and may be ignored, or the object deleted, without affecting the
     25  * presentation. Care should be excercized when deleting the object, as this may invalidate the offsets used in the
     26  * sample table.
     27  */
     28 public class FreeSpaceBox extends AbstractBox {
     29     public static final String TYPE = "skip";
     30 
     31     byte[] data;
     32 
     33     protected long getContentSize() {
     34         return data.length;
     35     }
     36 
     37     public FreeSpaceBox() {
     38         super(TYPE);
     39     }
     40 
     41     public void setData(byte[] data) {
     42         this.data = data;
     43     }
     44 
     45     public byte[] getData() {
     46         return data;
     47     }
     48 
     49     @Override
     50     public void _parseDetails(ByteBuffer content) {
     51         data = new byte[content.remaining()];
     52         content.get(data);
     53     }
     54 
     55     @Override
     56     protected void getContent(ByteBuffer byteBuffer) {
     57         byteBuffer.put(data);
     58     }
     59 
     60     public String toString() {
     61         return "FreeSpaceBox[size=" + data.length + ";type=" + getType() + "]";
     62     }
     63 }
     64