org.apache.xmlgraphics.image.codec.tiff.CompressionValue Maven / Gradle / Ivy
/*
* 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.xmlgraphics.image.codec.tiff;
/** Enumerates the possible compression values for TIFF images. */
public enum CompressionValue {
/** No compression. */
NONE(1),
/**
* Modified Huffman Compression (CCITT Group 3 1D facsimile compression).
* Not currently supported.
*/
GROUP3_1D(2),
/**
* CCITT T.4 bilevel compression (CCITT Group 3 2D facsimile compression).
*
Not currently supported.
*/
GROUP3_2D(3),
/**
* CCITT T.6 bilevel compression (CCITT Group 4 facsimile compression).
*
Not currently supported.
*/
GROUP4(4),
/** LZW compression.
Not supported. */
LZW(5),
/**
* Code for original JPEG-in-TIFF compression which has been depricated (for many good reasons)
* in favor of Tech Note 2 JPEG compression (compression scheme 7).
*
Not supported.
*/
JPEG_BROKEN(6),
/** JPEG-in-TIFF compression. */
JPEG_TTN2(7),
/** Byte-oriented run-length encoding "PackBits" compression. */
PACKBITS(32773),
/**
*
* DEFLATE lossless compression (also known as "Zip-in-TIFF").
*/
DEFLATE(32946);
private final int compressionValue;
private CompressionValue(int compressionValue) {
this.compressionValue = compressionValue;
}
int getValue() {
return compressionValue;
}
/**
* Gets the compression value given the name of the compression type.
* @param name the compression name
* @return the compression value
*/
public static CompressionValue getValue(String name) {
if (name == null) {
return PACKBITS;
}
for (CompressionValue cv : CompressionValue.values()) {
if (cv.toString().equalsIgnoreCase(name)) {
return cv;
}
}
throw new IllegalArgumentException("Unknown compression value: " + name);
}
}