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/*****************************************************************
|
| Copyright 2002-2008 Axiomatic Systems, LLC
|
| $Id: OhdrAtom.java 196 2008-10-14 22:59:31Z bok $
|
| This file is part of Bento4/AP4 (MP4 Atom Processing Library).
|
| Unless you have obtained Bento4 under a difference license,
| this version of Bento4 is Bento4|GPL.
| Bento4|GPL is free software; you can redistribute it and/or modify
| it under the terms of the GNU General Public License as published by
| the Free Software Foundation; either version 2, or (at your option)
| any later version.
|
| Bento4|GPL is distributed in the hope that it will be useful,
| but WITHOUT ANY WARRANTY; without even the implied warranty of
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
| GNU General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with Bento4|GPL; see the file COPYING. If not, write to the
| Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
| 02111-1307, USA.
|
****************************************************************/
package com.axiosys.bento4.dcf;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.RandomAccessFile;
import com.axiosys.bento4.Atom;
import com.axiosys.bento4.AtomFactory;
import com.axiosys.bento4.ContainerAtom;
import com.axiosys.bento4.InvalidFormatException;
public class OhdrAtom extends ContainerAtom {
private int encryptionMethod;
private int paddingScheme;
private long plaintextLength;
private String contentId;
private String rightsIssuerUrl;
private String textualHeaders;
public OhdrAtom(int size, RandomAccessFile source, AtomFactory factory) throws IOException, InvalidFormatException {
super(Atom.TYPE_OHDR, size, true, source);
// read the fields before the children
encryptionMethod = source.readByte();
paddingScheme = source.readByte();
plaintextLength = source.readLong();
byte[] contentIdBytes = new byte[source.readShort()];
byte[] rightsIssuerBytes = new byte[source.readShort()];
byte[] textualHeaderBytes = new byte[source.readShort()];
source.readFully(contentIdBytes);
source.readFully(rightsIssuerBytes);
source.readFully(textualHeaderBytes);
contentId = new String(contentIdBytes);
rightsIssuerUrl = new String(rightsIssuerBytes);
textualHeaders = new String(textualHeaderBytes);
// now read the children
int fieldsSize = 2 + 8 + 6 + contentIdBytes.length + rightsIssuerBytes.length + textualHeaderBytes.length;
readChildren(factory, source, size-FULL_HEADER_SIZE-fieldsSize);
}
protected void writeFields(DataOutputStream stream) throws IOException {
throw new RuntimeException("Not implemented yet");
}
public String toString(String indentation) {
StringBuffer result = new StringBuffer(super.toString(indentation));
result.append("\n" + indentation + " encryption_method = " + OmaDcf.encryptionMethodToString(encryptionMethod));
result.append("\n" + indentation + " padding_scheme = " + OmaDcf.paddingSchemeToString(paddingScheme));
result.append("\n" + indentation + " plain_text_length = " + plaintextLength);
result.append("\n" + indentation + " content_id = " + contentId);
result.append("\n" + indentation + " rights_issuer_url = " + rightsIssuerUrl);
result.append("\n" + indentation + " textual_headers = " + textualHeaders);
return result.toString();
}
public String getContentId() {
return contentId;
}
public int getEncryptionMethod() {
return encryptionMethod;
}
public int getPaddingScheme() {
return paddingScheme;
}
public long getPlaintextLength() {
return plaintextLength;
}
public String getRightsIssuerUrl() {
return rightsIssuerUrl;
}
public String getTextualHeaders() {
return textualHeaders;
}
}
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