public class CropOp extends AbstractOp {
private static final Logger LOGGER = LoggerFactory.getLogger(CropOp.class);
public static final String OP_NAME = Messages.getString("CropOperation.name"); // $NON-NLS-1$
/**
* Set the area to crop (Required parameter).
*
* <p>java.awt.Rectangle value.
*/
public static final String P_AREA = "area"; // $NON-NLS-1$
/**
* Whether or not the image origin is shift after cropping.
*
* <p>Boolean value. Default value is false (keep the original image referential).
*/
public static final String P_SHIFT_TO_ORIGIN = "shift.origin"; // $NON-NLS-1$
public CropOp() {
setName(OP_NAME);
}
@Override
public void process() throws Exception {
RenderedImage source = (RenderedImage) params.get(INPUT_IMG);
RenderedImage result = source;
Rectangle area = (Rectangle) params.get(P_AREA);
if (area == null) {
LOGGER.warn("Cannot apply \"{}\" because a parameter is null", OP_NAME); // $NON-NLS-1$
} else {
area =
area.intersection(
new Rectangle(
source.getMinX(), source.getMinY(), source.getWidth(), source.getHeight()));
if (area.width > 1 && area.height > 1) {
ParameterBlock pb = new ParameterBlock();
pb.addSource(source);
pb.add((float) area.x).add((float) area.y);
pb.add((float) area.width).add((float) area.height);
result = JAI.create("crop", pb, null); // $NON-NLS-1$
if (JMVUtils.getNULLtoFalse(params.get(P_SHIFT_TO_ORIGIN))) {
float diffw = source.getMinX() - result.getMinX();
float diffh = source.getMinY() - result.getMinY();
if (diffw != 0.0f || diffh != 0.0f) {
pb = new ParameterBlock();
pb.addSource(result);
pb.add(diffw);
pb.add(diffh);
result = JAI.create("translate", pb, null); // $NON-NLS-1$
}
}
}
}
params.put(OUTPUT_IMG, result);
}
}
public enum Unit {
PIXEL(
-5,
Messages.getString("Unit.pix"),
Messages.getString("Unit.pix_s"),
1.0), //$NON-NLS-1$ //$NON-NLS-2$
/*
* The prefix "nano" means 1 x 10-9, so one nanometer = 0.000000001 meters. Alternatively, 1 meter contains
* 1,000,000,000 nanometers. Visible light contains wavelengths from roughly 300 to 800 nm. To convert this
* wavelength to energy.
*/
NANOMETER(
-2,
Messages.getString("Unit.nano"),
Messages.getString("Unit.nano_S"),
1.0E-09), //$NON-NLS-1$ //$NON-NLS-2$
/*
* Also known a micron. The prefix "micro" means 1 x 10-6, so one micrometer = 0.000001 meters. Alternatively, 1
* meter contains 1,000,000 micrometers. 1 micrometer = 10,000 Angstroms = 0.001 millimeters = 0.0009843 inches.
*/
MICROMETER(
-1,
Messages.getString("Unit.micro"),
Messages.getString("Unit.micro_S"),
1.0E-06), //$NON-NLS-1$ //$NON-NLS-2$
/*
* The prefix "milli" means 1/1000, so one millimeter = 0.001 meters. Alternatively, 1 meter contains 1000
* millimeters. 1 millimeter = 0.1 cm = 0.0394 inches.
*/
MILLIMETER(
0,
Messages.getString("Unit.milli"),
Messages.getString("Unit.milli_s"),
1.0E-03), //$NON-NLS-1$ //$NON-NLS-2$
/*
* The prefix "centi" means 1/100, so one centimeter = 0.01 meters. Alternatively, 1 meter contains 100 cm. 1 cm =
* 10 mm = 0.3937 inches.
*/
CENTIMETER(
1,
Messages.getString("Unit.cent"),
Messages.getString("Unit.cent_s"),
1.0E-02), //$NON-NLS-1$ //$NON-NLS-2$
/*
* Defined as the length of 1,650,763.73 wavelengths of the orange-red radiation of 86Kr in a vacuum, one meter
* contains 100 cm = 1000 mm. There are 1000 m in a kilometer. One meter = 39.37 inches = 3.28 feet = 1.09 yards.
*/
METER(
2,
Messages.getString("Unit.meter"),
Messages.getString("Unit.meter_s"),
1.0), //$NON-NLS-1$ //$NON-NLS-2$
/*
* The prefix "kilo" means 1000, so one kilometer = 1,000 meters. 1 kilometer = 3,280.84 feet = 1,093.6 yards =
* 0.6214 miles.
*/
KILOMETER(
3,
Messages.getString("Unit.kilo"),
Messages.getString("Unit.kilo_s"),
1.0E+03), //$NON-NLS-1$ //$NON-NLS-2$
// micro and mili iches are not official units because micro and mili comes from metric unit
MICROINCH(
9,
Messages.getString("Unit.minch"),
Messages.getString("Unit.minch_s"),
2.54E-08), //$NON-NLS-1$ //$NON-NLS-2$
MILLIINCH(10, "milli-inches", "mil", 2.54E-05),
INCH(
11,
Messages.getString("Unit.inch"),
Messages.getString("Unit.inch_s"),
2.54E-02), //$NON-NLS-1$ //$NON-NLS-2$
FEET(
12,
Messages.getString("Unit.feet"),
Messages.getString("Unit.feet_s"),
3.048E-01), //$NON-NLS-1$ //$NON-NLS-2$
YARD(
13,
Messages.getString("Unit.yard"),
Messages.getString("Unit.yard_s"),
9.144E-01), //$NON-NLS-1$ //$NON-NLS-2$
MILE(
14,
Messages.getString("Unit.mile"),
Messages.getString("Unit.mile_s"),
1.609344E+03); //$NON-NLS-1$ //$NON-NLS-2$
private final int id;
private final String fullName;
private final String abbreviation;
private final double convFactor;
Unit(int id, String fullName, String abbreviation, double convFactor) {
this.id = id;
this.fullName = fullName;
this.abbreviation = abbreviation;
this.convFactor = convFactor;
}
public int getId() {
return id;
}
public String getFullName() {
return fullName;
}
public double getConvFactor() {
return convFactor;
}
public String getAbbreviation() {
return abbreviation;
}
@Override
public String toString() {
return fullName;
}
public double getConversionRatio(double calibRatio) {
return calibRatio / convFactor;
}
public static ArrayList<AbbreviationUnit> getAbbreviationUnits() {
ArrayList<AbbreviationUnit> units = new ArrayList<AbbreviationUnit>();
for (Unit u : Unit.values()) {
if (u.getId() != Unit.PIXEL.getId()) {
units.add(new AbbreviationUnit(u));
}
}
return units;
}
public static Unit getCurrentIdUnit(int id) {
for (Unit u : Unit.values()) {
if (id == u.getId()) {
return u;
}
}
return Unit.PIXEL;
}
public static final ArrayList<String> getUnitsName() {
ArrayList<String> list = new ArrayList<String>();
for (Unit u : Unit.values()) {
list.add(u.getFullName());
}
return list;
}
public Unit getUpUnit() {
for (Unit u : Unit.values()) {
if (u.getId() - getId() == 1) {
return u;
}
}
return null;
}
public Unit getDownUnit() {
for (Unit u : Unit.values()) {
if (getId() - u.getId() == 1) {
return u;
}
}
return null;
}
public static ArrayList<Unit> getUnitExceptPixel() {
ArrayList<Unit> list = new ArrayList<Unit>();
for (Unit u : Unit.values()) {
if (u.getId() != Unit.PIXEL.getId()) {
list.add(u);
}
}
return list;
}
}
public class RotationOperation extends AbstractOperation {
private static final Logger LOGGER = LoggerFactory.getLogger(RotationOperation.class);
public static final String name = Messages.getString("RotationOperation.title"); // $NON-NLS-1$
public static final double epsilon = 1e-5;
@Override
public RenderedImage getRenderedImage(RenderedImage source, ImageOperation imageOperation) {
Integer rotationAngle = (Integer) imageOperation.getActionValue(ActionW.ROTATION.cmd());
if (rotationAngle == null) {
result = source;
LOGGER.warn("Cannot apply \"{}\" because a parameter is null", name); // $NON-NLS-1$
} else if (rotationAngle == 0 || rotationAngle == 360) {
result = source;
} else {
// optimize rotation by right angles
TransposeType rotOp = null;
if (Math.abs(rotationAngle - 90) < epsilon) {
// 90 degree
rotOp = TransposeDescriptor.ROTATE_90;
} else if (Math.abs(rotationAngle - 180) < epsilon) {
// 180 degree
rotOp = TransposeDescriptor.ROTATE_180;
} else if (Math.abs(rotationAngle - 270) < epsilon) {
// 270 degree
rotOp = TransposeDescriptor.ROTATE_270;
}
if (rotOp != null) {
// use Transpose operation
ParameterBlock pb = new ParameterBlock();
pb.addSource(source);
pb.add(rotOp);
result = JAI.create("transpose", pb, ImageToolkit.NOCACHE_HINT); // $NON-NLS-1$
// Handle non square images. Translation is necessary because the transpose operator keeps
// the same
// origin (top left not the center of the image)
float diffw = source.getWidth() / 2.0f - result.getWidth() / 2.0f;
float diffh = source.getHeight() / 2.0f - result.getHeight() / 2.0f;
if (diffw != 0.0f || diffh != 0.0f) {
pb = new ParameterBlock();
pb.addSource(result);
pb.add(diffw);
pb.add(diffh);
result = JAI.create("translate", pb, ImageToolkit.NOCACHE_HINT); // $NON-NLS-1$
}
} else {
ParameterBlock pb = new ParameterBlock();
pb.addSource(source);
pb.add(source.getWidth() / 2.0f);
pb.add(source.getHeight() / 2.0f);
pb.add((float) (rotationAngle * Math.PI / 180.0));
pb.add(new InterpolationBilinear());
result = JAI.create("rotate", pb, ImageToolkit.NOCACHE_HINT); // $NON-NLS-1$
// // Untile this rotate node so that when compute the next node,
// // no extra memory and time are used in PlanarImage.getExtendedData().
// ImageLayout il = new ImageLayout();
// il.setTileWidth(result.getWidth());
// il.setTileHeight(result.getHeight());
// il.setTileGridXOffset(result.getMinX());
// il.setTileGridYOffset(result.getMinY());
// RenderingHints hints = new RenderingHints(JAI.KEY_IMAGE_LAYOUT, il);
//
// result = JAI.create("rotate", pb, hints);
}
}
return result;
}
@Override
public String getOperationName() {
return name;
}
}
