TiffConstants.java
/*
* 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.commons.imaging.formats.tiff.constants;
import java.nio.ByteOrder;
/**
* Defines constants for internal elements from TIFF files and for allowing applications to define parameters for reading and writing TIFF files.
*/
public final class TiffConstants {
public static final ByteOrder DEFAULT_TIFF_BYTE_ORDER = ByteOrder.LITTLE_ENDIAN;
public static final int TIFF_VERSION_STANDARD = 42;
public static final int TIFF_VERSION_BIG = 43;
public static final int TIFF_HEADER_SIZE = 8;
public static final int TIFF_DIRECTORY_HEADER_LENGTH = 2;
public static final int TIFF_DIRECTORY_FOOTER_LENGTH = 4;
public static final int TIFF_ENTRY_LENGTH = 12;
public static final int TIFF_ENTRY_MAX_VALUE_LENGTH = 4;
public static final int TIFF_ENTRY_LENGTH_BIG = 12;
public static final int TIFF_ENTRY_MAX_VALUE_LENGTH_BIG = 8;
public static final int TIFF_COMPRESSION_UNCOMPRESSED_1 = 1;
public static final int TIFF_COMPRESSION_UNCOMPRESSED = TIFF_COMPRESSION_UNCOMPRESSED_1;
public static final int TIFF_COMPRESSION_CCITT_1D = 2;
public static final int TIFF_COMPRESSION_CCITT_GROUP_3 = 3;
public static final int TIFF_COMPRESSION_CCITT_GROUP_4 = 4;
public static final int TIFF_COMPRESSION_LZW = 5;
public static final int TIFF_COMPRESSION_JPEG_OBSOLETE = 6;
public static final int TIFF_COMPRESSION_JPEG = 7;
public static final int TIFF_COMPRESSION_UNCOMPRESSED_2 = 32771;
public static final int TIFF_COMPRESSION_PACKBITS = 32773;
public static final int TIFF_COMPRESSION_DEFLATE_PKZIP = 32946;
public static final int TIFF_COMPRESSION_DEFLATE_ADOBE = 8;
public static final int TIFF_FLAG_T4_OPTIONS_2D = 1;
public static final int TIFF_FLAG_T4_OPTIONS_UNCOMPRESSED_MODE = 2;
public static final int TIFF_FLAG_T4_OPTIONS_FILL = 4;
public static final int TIFF_FLAG_T6_OPTIONS_UNCOMPRESSED_MODE = 2;
/**
* Specifies a larger strip-size to be used for compression. This setting generally produces smaller output files, but requires a slightly longer processing
* time. Used in conjunction with the PARAM_KEY_LZW_COMPRESSION_STRIP_SIZE
*/
public static final int TIFF_LZW_COMPRESSION_BLOCK_SIZE_MEDIUM = 32768;
/**
* Specifies a larger strip-size to be used for compression. This setting generally produces smaller output files, but requires a slightly longer processing
* time. Used in conjunction with the PARAM_KEY_LZW_COMPRESSION_STRIP_SIZE
*/
public static final int TIFF_LZW_COMPRESSION_BLOCK_SIZE_LARGE = 65536;
private TiffConstants() {
}
}