/*
* 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.png.chunks;
import java.io.IOException;
import org.apache.sanselan.ImageReadException;
import org.apache.sanselan.common.ZLibUtils;
public class PNGChunkiCCP extends PNGChunk
{
// private final PngImageParser parser;
public final String ProfileName;
public final int CompressionMethod;
public final byte CompressedProfile[];
public final byte UncompressedProfile[];
public PNGChunkiCCP(
// PngImageParser parser,
int Length, int ChunkType, int CRC, byte bytes[])
throws ImageReadException, IOException
{
super(Length, ChunkType, CRC, bytes);
// this.parser = parser;
{
int index = findNull(bytes);
if (index < 0)
throw new ImageReadException("PNGChunkiCCP: No Profile Name");
byte name_bytes[] = new byte[index];
System.arraycopy(bytes, 0, name_bytes, 0, index);
ProfileName = new String(name_bytes);
CompressionMethod = bytes[index + 1];
int CompressedProfileLength = bytes.length - (index + 1 + 1);
CompressedProfile = new byte[CompressedProfileLength];
System.arraycopy(bytes, index + 1 + 1, CompressedProfile, 0,
CompressedProfileLength);
if (getDebug())
{
System.out.println("ProfileName: " + ProfileName);
System.out.println("ProfileName.length(): "
+ ProfileName.length());
System.out.println("CompressionMethod: " + CompressionMethod);
System.out.println("CompressedProfileLength: "
+ CompressedProfileLength);
System.out.println("bytes.length: " + bytes.length);
}
UncompressedProfile = new ZLibUtils()
.inflate(CompressedProfile);
if (getDebug())
{
System.out.println("UncompressedProfile: "
+ ((UncompressedProfile == null) ? "null" : ""
+ bytes.length));
}
}
}
}