| /** |
| * 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.pdfbox.jbig2.segments; |
| |
| import static org.junit.Assume.assumeTrue; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.ArrayList; |
| |
| import javax.imageio.stream.ImageInputStream; |
| |
| import junit.framework.Assert; |
| |
| import org.apache.pdfbox.jbig2.*; |
| import org.apache.pdfbox.jbig2.err.InvalidHeaderValueException; |
| import org.apache.pdfbox.jbig2.io.*; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| |
| public class PatternDictionaryTest { |
| @Test |
| public void parseHeaderTest() throws IOException, InvalidHeaderValueException { |
| |
| final File inputFile = new File("target/images/sampledata.jb2"); |
| // skip test if input stream isn't available |
| assumeTrue(inputFile.exists()); |
| |
| final InputStream inputStream = new FileInputStream(inputFile); |
| |
| DefaultInputStreamFactory disf = new DefaultInputStreamFactory(); |
| ImageInputStream iis = disf.getInputStream(inputStream); |
| // Sixth Segment (number 5) |
| SubInputStream sis = new SubInputStream(iis, 245, 45); |
| PatternDictionary pd = new PatternDictionary(); |
| pd.init(null, sis); |
| Assert.assertEquals(true, pd.isMMREncoded()); |
| Assert.assertEquals(0, pd.getHdTemplate()); |
| Assert.assertEquals(4, pd.getHdpWidth()); |
| Assert.assertEquals(4, pd.getHdpHeight()); |
| Assert.assertEquals(15, pd.getGrayMax()); |
| } |
| |
| // TESTS WITH TESTOUTPUT |
| // Ignore in build process |
| |
| @Ignore |
| @Test |
| public void decodeTestWithOutput() throws Throwable { |
| |
| final File inputFile = new File("target/images/sampledata.jb2"); |
| // skip test if input stream isn't available |
| assumeTrue(inputFile.exists()); |
| |
| final InputStream inputStream = new FileInputStream(inputFile); |
| |
| DefaultInputStreamFactory disf = new DefaultInputStreamFactory(); |
| ImageInputStream iis = disf.getInputStream(inputStream); |
| // Sixth Segment (number 5) |
| SubInputStream sis = new SubInputStream(iis, 245, 45); |
| |
| PatternDictionary pd = new PatternDictionary(); |
| pd.init(null, sis); |
| |
| ArrayList<Bitmap> b = pd.getDictionary(); |
| |
| int i = 5; |
| // for (int i = 0; i < 8; i++) { |
| new TestImage(b.get(i).getByteArray(), (int) b.get(i).getWidth(), (int) b.get(i).getHeight(), |
| b.get(i).getRowStride()); |
| // } |
| } |
| |
| @Ignore |
| @Test |
| public void decodeTestWithOutput2() throws Throwable { |
| |
| final File inputFile = new File("target/images/sampledata.jb2"); |
| // skip test if input stream isn't available |
| assumeTrue(inputFile.exists()); |
| |
| final InputStream inputStream = new FileInputStream(inputFile); |
| |
| DefaultInputStreamFactory disf = new DefaultInputStreamFactory(); |
| ImageInputStream iis = disf.getInputStream(inputStream); |
| // Twelfth Segment (number 12) |
| SubInputStream sis = new SubInputStream(iis, 569, 28); |
| |
| PatternDictionary pd = new PatternDictionary(); |
| pd.init(null, sis); |
| |
| ArrayList<Bitmap> b = pd.getDictionary(); |
| |
| int i = 2; |
| // for (int i = 0; i < 8; i++) { |
| new TestImage(b.get(i).getByteArray(), (int) b.get(i).getWidth(), (int) b.get(i).getHeight(), |
| b.get(i).getRowStride()); |
| // } |
| } |
| } |