/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.sanselan.formats.jpeg.segments;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;
import org.apache.sanselan.ImageReadException;
import org.apache.sanselan.formats.jpeg.JpegImageParser;
import org.apache.sanselan.formats.jpeg.iptc.IPTCParser;
import org.apache.sanselan.formats.jpeg.iptc.PhotoshopApp13Data;
public class App13Segment extends APPNSegment
{
protected final JpegImageParser parser;
// public final ArrayList elements = new ArrayList();
// public final boolean isIPTCJpegSegment;
public App13Segment(JpegImageParser parser, int marker, byte segmentData[])
throws ImageReadException, IOException
{
this(parser, marker, segmentData.length, new ByteArrayInputStream(
segmentData));
}
public App13Segment(JpegImageParser parser, int marker, int marker_length,
InputStream is) throws ImageReadException, IOException
{
super(marker, marker_length, is);
this.parser = parser;
// isIPTCJpegSegment = new IPTCParser().isIPTCJpegSegment(bytes);
// if (isIPTCJpegSegment)
// {
// /*
// * In practice, App13 segments are only used for Photoshop/IPTC
// * metadata. However, we should not treat App13 signatures without
// * Photoshop's signature as Photoshop/IPTC segments.
// */
// boolean verbose = false;
// boolean strict = false;
// elements.addAll(new IPTCParser().parseIPTCJPEGSegment(bytes,
// verbose, strict));
// }
}
public boolean isPhotoshopJpegSegment() throws ImageReadException, IOException
{
return new IPTCParser().isPhotoshopJpegSegment(bytes);
}
public PhotoshopApp13Data parsePhotoshopSegment(Map params)
throws ImageReadException, IOException
{
/*
* In practice, App13 segments are only used for Photoshop/IPTC
* metadata. However, we should not treat App13 signatures without
* Photoshop's signature as Photoshop/IPTC segments.
*/
if (!new IPTCParser().isPhotoshopJpegSegment(bytes))
return null;
return new IPTCParser().parsePhotoshopSegment(bytes, params);
}
}