/**
* @param binaryName Name of one of the kdu_* binaries
* @return
*/
private static String getPath(String binaryName) {
String path = Configuration.getInstance().getString(PATH_TO_BINARIES_CONFIG_KEY);
if (path != null && path.length() > 0) {
path = StringUtils.stripEnd(path, File.separator) + File.separator + binaryName;
} else {
path = binaryName;
}
return path;
}
Scale.Filter getUpscaleFilter() {
final String upscaleFilterStr =
Configuration.getInstance().getString(UPSCALE_FILTER_CONFIG_KEY);
try {
return Scale.Filter.valueOf(upscaleFilterStr.toUpperCase());
} catch (Exception e) {
logger.warn("Invalid value for {}", UPSCALE_FILTER_CONFIG_KEY);
}
return null;
}
@Test
public void testGetImageInfoWithOrientation() throws Exception {
Configuration.getInstance().setProperty(RESPECT_ORIENTATION_CONFIG_KEY, true);
final File fixture = TestUtil.getImage("jpg-rotated.jpg");
final FileProcessor fproc = (FileProcessor) newInstance();
fproc.setSourceFile(fixture);
fproc.setSourceFormat(Format.JPG);
final ImageInfo info = fproc.getImageInfo();
assertEquals(Orientation.ROTATE_90, info.getOrientation());
}
private void postProcessUsingJava2d(
final ImageReader reader,
final OperationList opList,
final ImageInfo imageInfo,
final ReductionFactor reductionFactor,
final OutputStream outputStream)
throws IOException, ProcessorException {
BufferedImage image = Java2dUtil.reduceTo8Bits(reader.read());
// The crop has already been applied, but we need to retain a
// reference to it for any redactions.
Crop crop = null;
for (Operation op : opList) {
if (op instanceof Crop) {
crop = (Crop) op;
break;
}
}
// Redactions happen immediately after cropping.
List<Redaction> redactions = new ArrayList<>();
for (Operation op : opList) {
if (op instanceof Redaction) {
redactions.add((Redaction) op);
}
}
image = Java2dUtil.applyRedactions(image, crop, reductionFactor, redactions);
// Apply most remaining operations.
for (Operation op : opList) {
if (op instanceof Scale) {
final Scale scale = (Scale) op;
final Float upOrDown = scale.getResultingScale(imageInfo.getSize());
if (upOrDown != null) {
final Scale.Filter filter = (upOrDown > 1) ? getUpscaleFilter() : getDownscaleFilter();
scale.setFilter(filter);
}
image = Java2dUtil.scaleImage(image, scale, reductionFactor);
} else if (op instanceof Transpose) {
image = Java2dUtil.transposeImage(image, (Transpose) op);
} else if (op instanceof Rotate) {
image = Java2dUtil.rotateImage(image, (Rotate) op);
} else if (op instanceof Color) {
image = Java2dUtil.transformColor(image, (Color) op);
}
}
// Apply the sharpen operation, if present.
final Configuration config = Configuration.getInstance();
final float sharpenValue = config.getFloat(SHARPEN_CONFIG_KEY, 0);
final Sharpen sharpen = new Sharpen(sharpenValue);
image = Java2dUtil.sharpenImage(image, sharpen);
// Apply all remaining operations.
for (Operation op : opList) {
if (op instanceof Watermark) {
try {
image = Java2dUtil.applyWatermark(image, (Watermark) op);
} catch (ConfigurationException e) {
logger.error(e.getMessage());
}
}
}
new ImageWriter(opList).write(image, opList.getOutputFormat(), outputStream);
image.flush();
}