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 check TIFFDirectory manipulation 29 * by means of TIFFImageReadParam 30 * @run main TIFFImageReadParamTest 31 */ 32 33 34 import java.awt.Color; 35 import java.awt.Graphics; 36 import java.awt.image.BufferedImage; 37 import java.io.*; 38 import javax.imageio.*; 39 import javax.imageio.metadata.IIOMetadata; 40 import javax.imageio.plugins.tiff.*; 41 import javax.imageio.stream.ImageInputStream; 42 import javax.imageio.stream.ImageOutputStream; 43 44 public class TIFFImageReadParamTest { 45 46 private final static String FILENAME = "test.tiff"; 47 private final static int SZ = 100; 48 private final static Color C = Color.RED; 49 50 private final static String GEO_DATA = "test params"; 51 private final static int GEO_N = GeoTIFFTagSet.TAG_GEO_ASCII_PARAMS; 52 53 private final static String EXIF_DATA = "2000:01:01 00:00:01"; 54 private final static int EXIF_N = ExifTIFFTagSet.TAG_DATE_TIME_ORIGINAL; 55 56 private final static String GPS_DATA = 57 ExifGPSTagSet.STATUS_MEASUREMENT_IN_PROGRESS; 58 private final static int GPS_N = ExifGPSTagSet.TAG_GPS_STATUS; 59 60 private final static short FAX_DATA = 61 FaxTIFFTagSet.CLEAN_FAX_DATA_ERRORS_UNCORRECTED; 62 private final static int FAX_N = FaxTIFFTagSet.TAG_CLEAN_FAX_DATA; 63 64 private ImageWriter getTIFFWriter() { 65 66 java.util.Iterator<ImageWriter> writers = 67 ImageIO.getImageWritersByFormatName("TIFF"); 68 if (!writers.hasNext()) { 69 throw new RuntimeException("No writers available for TIFF format"); 70 } 71 return writers.next(); 72 } 73 74 private ImageReader getTIFFReader() { 75 76 java.util.Iterator<ImageReader> readers = 77 ImageIO.getImageReadersByFormatName("TIFF"); 78 if (!readers.hasNext()) { 79 throw new RuntimeException("No readers available for TIFF format"); 80 } 81 return readers.next(); 82 } 83 84 private void check(boolean ok, String msg) { 85 if (!ok) { throw new RuntimeException(msg); } 86 } 87 88 private void addASCIIField(TIFFDirectory d, 89 String name, 90 String data, 91 int num) { 92 93 String a[] = {data}; 94 d.addTIFFField(new TIFFField( 95 new TIFFTag(name, num, 1 << TIFFTag.TIFF_ASCII), 96 TIFFTag.TIFF_ASCII, 1, a)); 97 } 98 99 private void checkASCIIValue(TIFFDirectory d, 100 String what, 101 String data, 102 int num) { 103 104 TIFFField f = d.getTIFFField(num); 105 check(f.getType() == TIFFTag.TIFF_ASCII, "field type != ASCII"); 106 check(f.getCount() == 1, "invalid " + what + " data count"); 107 check(f.getValueAsString(0).equals(data), 108 "invalid " + what + " data"); 109 } 110 111 112 private void writeImage() throws Exception { 113 114 OutputStream s = new BufferedOutputStream(new FileOutputStream(FILENAME)); 115 try (ImageOutputStream ios = ImageIO.createImageOutputStream(s)) { 116 ImageWriter writer = getTIFFWriter(); 117 writer.setOutput(ios); 118 119 BufferedImage img = 120 new BufferedImage(SZ, SZ, BufferedImage.TYPE_INT_RGB); 121 Graphics g = img.getGraphics(); 122 g.setColor(C); 123 g.fillRect(0, 0, SZ, SZ); 124 g.dispose(); 125 126 IIOMetadata metadata = writer.getDefaultImageMetadata( 127 new ImageTypeSpecifier(img), writer.getDefaultWriteParam()); 128 129 TIFFDirectory dir = TIFFDirectory.createFromMetadata(metadata); 130 131 // add some extension tags 132 addASCIIField(dir, "GeoAsciiParamsTag", GEO_DATA, GEO_N); 133 addASCIIField(dir, "DateTimeOriginal", EXIF_DATA, EXIF_N); 134 addASCIIField(dir, "GPSStatus", GPS_DATA, GPS_N); 135 136 dir.addTIFFField(new TIFFField(new TIFFTag( 137 "CleanFaxData", FAX_N, 1 << TIFFTag.TIFF_SHORT), FAX_DATA)); 138 139 IIOMetadata data = dir.getAsMetadata(); 140 141 writer.write(new IIOImage(img, null, data)); 142 143 ios.flush(); 144 writer.dispose(); 145 } 146 } 147 148 private void checkImage(BufferedImage img) { 149 150 check(img.getWidth() == SZ, "invalid image width"); 151 check(img.getHeight() == SZ, "invalid image height"); 152 Color c = new Color(img.getRGB(SZ / 2, SZ / 2)); 153 check(c.equals(C), "invalid image color"); 154 } 155 156 private TIFFDirectory getDir(TIFFTagSet[] add, 157 TIFFTagSet[] remove) throws Exception { 158 159 ImageReader reader = getTIFFReader(); 160 161 ImageInputStream s = ImageIO.createImageInputStream(new File(FILENAME)); 162 reader.setInput(s, false, true); 163 164 int ni = reader.getNumImages(true); 165 check(ni == 1, "invalid number of images: " + ni); 166 167 TIFFImageReadParam param = new TIFFImageReadParam(); 168 for (TIFFTagSet ts: add) { param.addAllowedTagSet(ts); } 169 for (TIFFTagSet ts: remove) { param.removeAllowedTagSet(ts); } 170 171 IIOImage img = reader.readAll(0, param); 172 173 // just in case, check image 174 checkImage((BufferedImage) img.getRenderedImage()); 175 176 IIOMetadata metadata = img.getMetadata(); 177 TIFFDirectory dir = TIFFDirectory.createFromMetadata(metadata); 178 179 reader.dispose(); 180 s.close(); 181 182 return dir; 183 } 184 185 private void simpleChecks() { 186 187 TIFFImageReadParam param = new TIFFImageReadParam(); 188 189 java.util.List<TIFFTagSet> allowed = param.getAllowedTagSets(); 190 191 // see docs 192 check(allowed.contains(BaselineTIFFTagSet.getInstance()), 193 "must contain BaselineTIFFTagSet"); 194 check(allowed.contains(FaxTIFFTagSet.getInstance()), 195 "must contain FaxTIFFTagSet"); 196 check(allowed.contains(ExifParentTIFFTagSet.getInstance()), 197 "must contain ExifParentTIFFTagSet"); 198 check(allowed.contains(GeoTIFFTagSet.getInstance()), 199 "must contain GeoTIFFTagSet"); 200 201 TIFFTagSet gps = ExifGPSTagSet.getInstance(); 202 param.addAllowedTagSet(gps); 203 check(param.getAllowedTagSets().contains(gps), 204 "must contain ExifGPSTagSet"); 205 206 param.removeAllowedTagSet(gps); 207 check(!param.getAllowedTagSets().contains(gps), 208 "must not contain ExifGPSTagSet"); 209 210 // check that repeating remove goes properly 211 param.removeAllowedTagSet(gps); 212 213 boolean ok = false; 214 try { param.addAllowedTagSet(null); } 215 catch (IllegalArgumentException e) { ok = true; } 216 check(ok, "must not be able to add null tag set"); 217 218 ok = false; 219 try { param.removeAllowedTagSet(null); } 220 catch (IllegalArgumentException e) { ok = true; } 221 check(ok, "must not be able to remove null tag set"); 222 } 223 224 private void run() { 225 226 simpleChecks(); 227 228 try { 229 230 writeImage(); 231 232 TIFFTagSet 233 empty[] = {}, 234 geo[] = { GeoTIFFTagSet.getInstance() }, 235 exif[] = { ExifTIFFTagSet.getInstance() }, 236 gps[] = { ExifGPSTagSet.getInstance() }, 237 fax[] = { FaxTIFFTagSet.getInstance() }; 238 239 // default param state 240 TIFFDirectory dir = getDir(empty, empty); 241 // Geo and Fax are default allowed tag sets 242 check(dir.containsTIFFField(GEO_N), "must contain Geo field"); 243 checkASCIIValue(dir, "Geo", GEO_DATA, GEO_N); 244 check(dir.containsTIFFField(FAX_N), "must contain Fax field"); 245 check( 246 (dir.getTIFFField(FAX_N).getCount() == 1) && 247 (dir.getTIFFField(FAX_N).getAsInt(0) == FAX_DATA), 248 "invalid Fax field value"); 249 250 // corresponding tag sets are non-default 251 check(!dir.containsTIFFField(EXIF_N), "must not contain Geo field"); 252 check(!dir.containsTIFFField(GPS_N), "must not contain GPS field"); 253 254 // remove Fax 255 dir = getDir(empty, fax); 256 check(!dir.containsTIFFField(FAX_N), "must not contain Fax field"); 257 258 // add EXIF, remove Geo 259 dir = getDir(exif, geo); 260 check(dir.containsTIFFField(EXIF_N), "must contain EXIF field"); 261 checkASCIIValue(dir, "EXIF", EXIF_DATA, EXIF_N); 262 check(!dir.containsTIFFField(GEO_N), "must not contain Geo field"); 263 264 // add GPS 265 dir = getDir(gps, empty); 266 check(dir.containsTIFFField(GPS_N), "must contain GPS field"); 267 checkASCIIValue(dir, "GPS", GPS_DATA, GPS_N); 268 269 } catch (Exception e) { throw new RuntimeException(e); } 270 } 271 272 public static void main(String[] args) { 273 (new TIFFImageReadParamTest()).run(); 274 } 275 }