public void testFullColorRoundtrip() throws IOException, ImageReadException, ImageWriteException {
BufferedImage testImages[] = { //
createFullColorImage(1, 1), // minimal
createFullColorImage(2, 2), //
createFullColorImage(10, 10), // larger than 8
createFullColorImage(300, 300), // larger than 256
};
for (int j = 0; j < testImages.length; j++) {
BufferedImage testImage = testImages[j];
for (int i = 0; i < FORMAT_INFOS.length; i++) {
FormatInfo formatInfo = FORMAT_INFOS[i];
if ((!formatInfo.canRead) || (!formatInfo.canWrite)) continue;
Debug.debug("fullColor test: " + formatInfo.format.name);
boolean imageExact = true;
if (formatInfo.colorSupport == COLOR_BITMAP) imageExact = false;
if (formatInfo.colorSupport == COLOR_GRAYSCALE) imageExact = false;
if (formatInfo.colorSupport == COLOR_LIMITED_INDEX) imageExact = false;
roundtrip(formatInfo, testImage, "fullColor", imageExact);
}
}
}
public void testBitmapRoundtrip() throws IOException, ImageReadException, ImageWriteException {
BufferedImage testImages[] = { //
createArgbBitmapImage(1, 1), // minimal
createArgbBitmapImage(2, 2), //
createArgbBitmapImage(10, 10), // larger than 8
createArgbBitmapImage(300, 300), // larger than 256
createBitmapBitmapImage(1, 1), // minimal
createBitmapBitmapImage(2, 2), //
createBitmapBitmapImage(10, 10), // larger than 8
createBitmapBitmapImage(300, 300), // larger than 256
};
for (int j = 0; j < testImages.length; j++) {
BufferedImage testImage = testImages[j];
for (int i = 0; i < FORMAT_INFOS.length; i++) {
FormatInfo formatInfo = FORMAT_INFOS[i];
if ((!formatInfo.canRead) || (!formatInfo.canWrite)) continue;
Debug.debug("bitmap test: " + formatInfo.format.name);
roundtrip(formatInfo, testImage, "bitmap", true);
}
}
}
public void test() throws Exception {
List images = getImagesWithExifData(300);
for (int i = 0; i < images.size(); i++) {
if (i % 10 == 0) Debug.purgeMemory();
File imageFile = (File) images.get(i);
// Debug.debug();
// Debug.debug("imageFile", imageFile);
if (imageFile.getParentFile().getName().toLowerCase().equals("@broken")) continue;
try {
Map params = new HashMap();
boolean ignoreImageData = isPhilHarveyTestImage(imageFile);
params.put(PARAM_KEY_READ_THUMBNAILS, new Boolean(!ignoreImageData));
JpegImageMetadata metadata = (JpegImageMetadata) Sanselan.getMetadata(imageFile, params);
if (null == metadata) continue;
TiffImageMetadata exifMetadata = metadata.getExif();
if (null == exifMetadata) continue;
TiffImageMetadata.GPSInfo gpsInfo = exifMetadata.getGPS();
if (null == gpsInfo) continue;
Debug.debug("imageFile", imageFile);
Debug.debug("gpsInfo", gpsInfo);
Debug.debug("gpsInfo longitude as degrees east", gpsInfo.getLongitudeAsDegreesEast());
Debug.debug("gpsInfo latitude as degrees north", gpsInfo.getLatitudeAsDegreesNorth());
Debug.debug();
} catch (Exception e) {
Debug.debug("imageFile", imageFile.getAbsoluteFile());
Debug.debug("imageFile", imageFile.length());
Debug.debug(e, 13);
// File brokenFolder = new File(imageFile.getParentFile(), "@Broken");
// if(!brokenFolder.exists())
// brokenFolder.mkdirs();
// File movedFile = new File(brokenFolder, imageFile.getName());
// imageFile.renameTo(movedFile);
throw e;
}
}
}
public static final void purgeMemory() {
try {
// Thread.sleep(50);
System.runFinalization();
Thread.sleep(50);
System.gc();
Thread.sleep(50);
} catch (Throwable e) {
Debug.debug(e);
}
}
private void compareFilesExact(File a, File b) throws IOException {
assertTrue(a.exists() && a.isFile());
assertTrue(b.exists() && b.isFile());
assertEquals(a.length(), b.length());
byte aData[] = IOUtils.getFileBytes(a);
byte bData[] = IOUtils.getFileBytes(b);
for (int i = 0; i < a.length(); i++) {
int aByte = 0xff & aData[i];
int bByte = 0xff & bData[i];
if (aByte != bByte) {
Debug.debug("a", a);
Debug.debug("b", b);
Debug.debug("i", i);
Debug.debug("aByte", aByte + " (0x" + Integer.toHexString(aByte) + ")");
Debug.debug("bByte", bByte + " (0x" + Integer.toHexString(bByte) + ")");
}
assertEquals(aByte, bByte);
}
}
private void compareImages(BufferedImage a, BufferedImage b, int tolerance) {
assertEquals(a.getWidth(), b.getWidth());
assertEquals(a.getHeight(), b.getHeight());
for (int x = 0; x < a.getWidth(); x++)
for (int y = 0; y < a.getHeight(); y++) {
int a_argb = a.getRGB(x, y);
int b_argb = b.getRGB(x, y);
if (a_argb != b_argb) {
if (calculateARGBDistance(a_argb, b_argb) <= tolerance) continue; // ignore.
}
if (a_argb != b_argb) {
Debug.debug("width", a.getWidth());
Debug.debug("height", a.getHeight());
Debug.debug("distance", calculateARGBDistance(a_argb, b_argb));
Debug.debug("x", x);
Debug.debug("y", y);
Debug.debug("a_argb", a_argb + " (0x" + Integer.toHexString(a_argb) + ")");
Debug.debug("b_argb", b_argb + " (0x" + Integer.toHexString(b_argb) + ")");
}
assertEquals(a_argb, b_argb);
}
}
private static void log(StringBuffer buffer, String s) {
Debug.debug(s);
if (buffer != null) buffer.append(s + newline);
}