1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 8149028 27 * @author a.stepanov 28 * @summary a simple write-read test for TIFFDirectory 29 * @run main TIFFDirectoryWriteReadTest 30 */ 31 32 import java.awt.*; 33 import java.awt.color.*; 34 import java.awt.image.BufferedImage; 35 import java.io.*; 36 import javax.imageio.*; 37 import javax.imageio.metadata.*; 38 import javax.imageio.stream.*; 39 import javax.imageio.plugins.tiff.*; 40 41 42 public class TIFFDirectoryWriteReadTest { 43 44 private final static String FILENAME = "test.tiff"; 45 private final static int SZ = 100; 46 private final static Color C = Color.RED; 47 48 private static final String COPYRIGHT[] = {"Copyright 123ABC.."}; 49 private static final String DESCRIPTION[] = {"Test Image", "Description"}; 50 private static final String SOFTWARE[] = {"test", "software", "123"}; 51 52 private static final long RES_X[][] = {{2, 1}}, RES_Y[][] = {{1, 1}}; 53 54 private static final byte[] ICC_PROFILE = 55 ICC_ProfileRGB.getInstance(ColorSpace.CS_sRGB).getData(); 56 57 58 private ImageWriter getTIFFWriter() { 59 60 java.util.Iterator<ImageWriter> writers = 61 ImageIO.getImageWritersByFormatName("TIFF"); 62 if (!writers.hasNext()) { 63 throw new RuntimeException("No writers available for TIFF format"); 64 } 65 return writers.next(); 66 } 67 68 private ImageReader getTIFFReader() { 69 70 java.util.Iterator<ImageReader> readers = 71 ImageIO.getImageReadersByFormatName("TIFF"); 72 if (!readers.hasNext()) { 73 throw new RuntimeException("No readers available for TIFF format"); 74 } 75 return readers.next(); 76 } 77 78 private void addASCIIField(TIFFDirectory d, 79 String name, 80 String data[], 81 int num) { 82 83 d.addTIFFField(new TIFFField( 84 new TIFFTag(name, num, 1 << TIFFTag.TIFF_ASCII), 85 TIFFTag.TIFF_ASCII, data.length, data)); 86 } 87 88 private void checkASCIIField(TIFFDirectory d, 89 String what, 90 String data[], 91 int num) { 92 93 String notFound = what + " field was not found"; 94 check(d.containsTIFFField(num), notFound); 95 TIFFField f = d.getTIFFField(num); 96 check(f.getType() == TIFFTag.TIFF_ASCII, "field type != ASCII"); 97 check(f.getCount() == data.length, "invalid " + what + " data count"); 98 for (int i = 0; i < data.length; i++) { 99 check(f.getValueAsString(i).equals(data[i]), 100 "invalid " + what + " data"); 101 } 102 } 103 104 private void writeImage() throws Exception { 105 106 OutputStream s = new BufferedOutputStream(new FileOutputStream(FILENAME)); 107 try (ImageOutputStream ios = ImageIO.createImageOutputStream(s)) { 108 109 ImageWriter writer = getTIFFWriter(); 110 writer.setOutput(ios); 111 112 BufferedImage img = new BufferedImage( 113 SZ, SZ, BufferedImage.TYPE_INT_RGB); 114 Graphics g = img.getGraphics(); 115 g.setColor(C); 116 g.fillRect(0, 0, SZ, SZ); 117 g.dispose(); 118 119 IIOMetadata metadata = writer.getDefaultImageMetadata( 120 new ImageTypeSpecifier(img), writer.getDefaultWriteParam()); 121 122 TIFFDirectory dir = TIFFDirectory.createFromMetadata(metadata); 123 124 addASCIIField(dir, "Copyright", 125 COPYRIGHT, BaselineTIFFTagSet.TAG_COPYRIGHT); 126 127 addASCIIField(dir, "ImageDescription", 128 DESCRIPTION, BaselineTIFFTagSet.TAG_IMAGE_DESCRIPTION); 129 130 addASCIIField(dir, "Software", 131 SOFTWARE, BaselineTIFFTagSet.TAG_SOFTWARE); 132 133 dir.addTIFFField(new TIFFField( 134 new TIFFTag("XResolution", BaselineTIFFTagSet.TAG_X_RESOLUTION, 135 1 << TIFFTag.TIFF_RATIONAL), TIFFTag.TIFF_RATIONAL, 1, RES_X)); 136 dir.addTIFFField(new TIFFField( 137 new TIFFTag("YResolution", BaselineTIFFTagSet.TAG_Y_RESOLUTION, 138 1 << TIFFTag.TIFF_RATIONAL), TIFFTag.TIFF_RATIONAL, 1, RES_Y)); 139 140 dir.addTIFFField(new TIFFField( 141 new TIFFTag("ICC Profile", BaselineTIFFTagSet.TAG_ICC_PROFILE, 142 1 << TIFFTag.TIFF_UNDEFINED), 143 TIFFTag.TIFF_UNDEFINED, ICC_PROFILE.length, ICC_PROFILE)); 144 145 IIOMetadata data = dir.getAsMetadata(); 146 writer.write(new IIOImage(img, null, data)); 147 148 ios.flush(); 149 writer.dispose(); 150 } 151 s.close(); 152 } 153 154 155 156 private void readAndCheckImage() throws Exception { 157 158 ImageReader reader = getTIFFReader(); 159 160 ImageInputStream s = ImageIO.createImageInputStream(new File(FILENAME)); 161 reader.setInput(s); 162 163 int ni = reader.getNumImages(true); 164 check(ni == 1, "invalid number of images"); 165 166 // check image 167 BufferedImage img = reader.read(0); 168 check(img.getWidth() == SZ && img.getHeight() == SZ, 169 "invalid image size"); 170 171 Color c = new Color(img.getRGB(SZ / 2, SZ / 2)); 172 check(C.equals(c), "invalid image color"); 173 174 IIOMetadata metadata = reader.readAll(0, null).getMetadata(); 175 TIFFDirectory dir = TIFFDirectory.createFromMetadata(metadata); 176 177 reader.dispose(); 178 s.close(); 179 180 // ===== perform tag checks ===== 181 182 checkASCIIField(dir, "copyright", COPYRIGHT, 183 BaselineTIFFTagSet.TAG_COPYRIGHT); 184 185 checkASCIIField(dir, "description", DESCRIPTION, 186 BaselineTIFFTagSet.TAG_IMAGE_DESCRIPTION); 187 188 checkASCIIField(dir, "software", SOFTWARE, 189 BaselineTIFFTagSet.TAG_SOFTWARE); 190 191 TIFFField f = dir.getTIFFField(BaselineTIFFTagSet.TAG_IMAGE_WIDTH); 192 check(f.getCount() == 1, "invalid width field count"); 193 int w = f.getAsInt(0); 194 check(w == SZ, "invalid width"); 195 196 f = dir.getTIFFField(BaselineTIFFTagSet.TAG_IMAGE_LENGTH); 197 check(f.getCount() == 1, "invalid height field count"); 198 int h = f.getAsInt(0); 199 check(h == SZ, "invalid height"); 200 201 f = dir.getTIFFField(BaselineTIFFTagSet.TAG_BITS_PER_SAMPLE); 202 // RGB: 3 x 8 bits for R, G and B components 203 int bps[] = f.getAsInts(); 204 check((f.getCount() == 3) && (bps.length == 3), "invalid BPS count"); 205 for (int b: bps) { check(b == 8, "invalid bits per sample"); } 206 207 // RGB: PhotometricInterpretation = 2 208 f = dir.getTIFFField(BaselineTIFFTagSet.TAG_PHOTOMETRIC_INTERPRETATION); 209 check(f.getCount() == 1, "invalid count"); 210 check(f.getAsInt(0) == 2, "invalid photometric interpretation for RGB"); 211 212 String rat = " resolution must be rational"; 213 f = dir.getTIFFField(BaselineTIFFTagSet.TAG_X_RESOLUTION); 214 check(f.getType() == TIFFTag.TIFF_RATIONAL, "x" + rat); 215 check(f.getCount() == 1 && 216 f.getAsInt(0) == (int) (RES_X[0][0] / RES_X[0][1]), 217 "invalid x resolution"); 218 219 f = dir.getTIFFField(BaselineTIFFTagSet.TAG_Y_RESOLUTION); 220 check(f.getType() == TIFFTag.TIFF_RATIONAL, "y" + rat); 221 check(f.getCount() == 1 && 222 f.getAsInt(0) == (int) (RES_Y[0][0] / RES_Y[0][1]), 223 "invalid y resolution"); 224 225 f = dir.getTIFFField(BaselineTIFFTagSet.TAG_ICC_PROFILE); 226 check(f.getType() == TIFFTag.TIFF_UNDEFINED, 227 "invalid ICC profile field type"); 228 int cnt = f.getCount(); 229 byte icc[] = f.getAsBytes(); 230 check((cnt == ICC_PROFILE.length) && (cnt == icc.length), 231 "invalid ICC profile"); 232 for (int i = 0; i < cnt; i++) { 233 check(icc[i] == ICC_PROFILE[i], "invalid ICC profile"); 234 } 235 } 236 237 public void run() { 238 239 try { 240 writeImage(); 241 readAndCheckImage(); 242 } catch (Exception e) { 243 throw new RuntimeException(e); 244 } 245 246 } 247 248 private void check(boolean ok, String msg) { 249 if (!ok) { throw new RuntimeException(msg); } 250 } 251 252 public static void main(String[] args) { 253 (new TIFFDirectoryWriteReadTest()).run(); 254 } 255 }