001/* 002 * $Id: ImgCCITT.java 4784 2011-03-15 08:33:00Z blowagie $ 003 * 004 * This file is part of the iText (R) project. 005 * Copyright (c) 1998-2011 1T3XT BVBA 006 * Authors: Bruno Lowagie, Paulo Soares, et al. 007 * 008 * This program is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Affero General Public License version 3 010 * as published by the Free Software Foundation with the addition of the 011 * following permission added to Section 15 as permitted in Section 7(a): 012 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT, 013 * 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. 014 * 015 * This program is distributed in the hope that it will be useful, but 016 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 017 * or FITNESS FOR A PARTICULAR PURPOSE. 018 * See the GNU Affero General Public License for more details. 019 * You should have received a copy of the GNU Affero General Public License 020 * along with this program; if not, see http://www.gnu.org/licenses or write to 021 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 022 * Boston, MA, 02110-1301 USA, or download the license from the following URL: 023 * http://itextpdf.com/terms-of-use/ 024 * 025 * The interactive user interfaces in modified source and object code versions 026 * of this program must display Appropriate Legal Notices, as required under 027 * Section 5 of the GNU Affero General Public License. 028 * 029 * In accordance with Section 7(b) of the GNU Affero General Public License, 030 * a covered work must retain the producer line in every PDF that is created 031 * or manipulated using iText. 032 * 033 * You can be released from the requirements of the license by purchasing 034 * a commercial license. Buying such a license is mandatory as soon as you 035 * develop commercial activities involving the iText software without 036 * disclosing the source code of your own applications. 037 * These activities include: offering paid services to customers as an ASP, 038 * serving PDFs on the fly in a web application, shipping iText with a closed 039 * source product. 040 * 041 * For more information, please contact iText Software Corp. at this 042 * address: sales@itextpdf.com 043 */ 044package com.itextpdf.text; 045 046import com.itextpdf.text.pdf.codec.TIFFFaxDecoder; 047import java.net.URL; 048import com.itextpdf.text.error_messages.MessageLocalization; 049 050/** 051 * CCITT Image data that has to be inserted into the document 052 * 053 * @see Element 054 * @see Image 055 * 056 * @author Paulo Soares 057 */ 058 059public class ImgCCITT extends Image { 060 061 ImgCCITT(Image image) { 062 super(image); 063 } 064 065 /** Creates an Image with CCITT compression. 066 * 067 * @param width the exact width of the image 068 * @param height the exact height of the image 069 * @param reverseBits reverses the bits in <code>data</code>. 070 * Bit 0 is swapped with bit 7 and so on. 071 * @param typeCCITT the type of compression in <code>data</code>. It can be 072 * CCITTG4, CCITTG31D, CCITTG32D 073 * @param parameters parameters associated with this stream. Possible values are 074 * CCITT_BLACKIS1, CCITT_ENCODEDBYTEALIGN, CCITT_ENDOFLINE and CCITT_ENDOFBLOCK or a 075 * combination of them 076 * @param data the image data 077 * @throws BadElementException on error 078 */ 079 080 public ImgCCITT(int width, int height, boolean reverseBits, int typeCCITT, int parameters, byte[] data) throws BadElementException{ 081 super((URL)null); 082 if (typeCCITT != CCITTG4 && typeCCITT != CCITTG3_1D && typeCCITT != CCITTG3_2D) 083 throw new BadElementException(MessageLocalization.getComposedMessage("the.ccitt.compression.type.must.be.ccittg4.ccittg3.1d.or.ccittg3.2d")); 084 if (reverseBits) 085 TIFFFaxDecoder.reverseBits(data); 086 type = IMGRAW; 087 scaledHeight = height; 088 setTop(scaledHeight); 089 scaledWidth = width; 090 setRight(scaledWidth); 091 colorspace = parameters; 092 bpc = typeCCITT; 093 rawData = data; 094 plainWidth = getWidth(); 095 plainHeight = getHeight(); 096 } 097}