use of java.awt.image.renderable.ParameterBlock in project Lucee by lucee.
the class Image method crop.
public void crop(float x, float y, float width, float height) throws ExpressionException {
ParameterBlock params = new ParameterBlock();
params.addSource(image());
params.add(x);
params.add(y);
float w = getWidth();
float h = getHeight();
if (w < x + width)
params.add(w - x);
else
params.add(width);
if (h < y + height)
params.add(h - y);
else
params.add(height);
image(JAI.create("crop", params).getAsBufferedImage());
}
use of java.awt.image.renderable.ParameterBlock in project Lucee by lucee.
the class Image method rotate.
public void rotate(float x, float y, float angle, int interpolation) throws ExpressionException {
if (x == -1)
x = (float) getWidth() / 2;
if (y == -1)
y = (float) getHeight() / 2;
angle = (float) Math.toRadians(angle);
ColorModel cmSource = image().getColorModel();
if (cmSource instanceof IndexColorModel && cmSource.hasAlpha() && !cmSource.isAlphaPremultiplied()) {
image(paletteToARGB(image()));
cmSource = image().getColorModel();
}
BufferedImage alpha = null;
if (cmSource.hasAlpha() && !cmSource.isAlphaPremultiplied()) {
alpha = getAlpha(image());
image(removeAlpha(image()));
}
Interpolation interp = Interpolation.getInstance(0);
if (INTERPOLATION_BICUBIC == interpolation)
interp = Interpolation.getInstance(1);
else if (INTERPOLATION_BILINEAR == interpolation)
interp = Interpolation.getInstance(2);
if (alpha != null) {
ParameterBlock params = new ParameterBlock();
params.addSource(alpha);
params.add(x);
params.add(y);
params.add(angle);
params.add(interp);
params.add(new double[] { 0.0 });
RenderingHints hints = new RenderingHints(RenderingHints.KEY_INTERPOLATION, (RenderingHints.VALUE_INTERPOLATION_BICUBIC));
hints.add(new RenderingHints(JAI.KEY_BORDER_EXTENDER, new BorderExtenderConstant(new double[] { 255.0 })));
hints.add(new RenderingHints(JAI.KEY_REPLACE_INDEX_COLOR_MODEL, Boolean.TRUE));
alpha = JAI.create("rotate", params, hints).getAsBufferedImage();
}
ParameterBlock params = new ParameterBlock();
params.addSource(image());
params.add(x);
params.add(y);
params.add(angle);
params.add(interp);
params.add(new double[] { 0.0 });
BorderExtender extender = new BorderExtenderConstant(new double[] { 0.0 });
RenderingHints hints = new RenderingHints(JAI.KEY_BORDER_EXTENDER, extender);
hints.add(new RenderingHints(JAI.KEY_REPLACE_INDEX_COLOR_MODEL, Boolean.TRUE));
image(JAI.create("rotate", params, hints).getAsBufferedImage());
if (alpha != null)
image(addAlpha(image(), alpha, 0, 0));
}
use of java.awt.image.renderable.ParameterBlock in project Lucee by lucee.
the class Image method addBorder.
/**
* add a border to image
* @param thickness
* @param color
* @param borderType
*/
public void addBorder(int thickness, Color color, int borderType) throws ExpressionException {
ColorModel cm = image().getColorModel();
if (((cm instanceof IndexColorModel)) && (cm.hasAlpha()) && (!cm.isAlphaPremultiplied())) {
image(paletteToARGB(image()));
cm = image().getColorModel();
}
BufferedImage alpha = null;
if ((cm.getNumComponents() > 3) && (cm.hasAlpha())) {
alpha = getAlpha(image());
image(removeAlpha(image()));
}
if (alpha != null) {
ParameterBlock params1 = new ParameterBlock();
params1.addSource(alpha);
// left
params1.add(thickness);
// right
params1.add(thickness);
// top
params1.add(thickness);
// bottom
params1.add(thickness);
params1.add(new BorderExtenderConstant(new double[] { 255D }));
RenderingHints hints = new RenderingHints(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
hints.add(new RenderingHints(JAI.KEY_REPLACE_INDEX_COLOR_MODEL, Boolean.TRUE));
alpha = JAI.create("border", params1, hints).getAsBufferedImage();
}
ParameterBlock params = new ParameterBlock();
params.addSource(image());
// left
params.add(thickness);
// right
params.add(thickness);
// top
params.add(thickness);
// bottom
params.add(thickness);
params.add(toBorderExtender(borderType, color));
image(JAI.create("border", params).getAsBufferedImage());
if (alpha != null) {
image(addAlpha(image(), alpha, thickness, thickness));
}
}
use of java.awt.image.renderable.ParameterBlock in project Lucee by lucee.
the class Image method blur.
public void blur(int blurFactor) throws ExpressionException {
ParameterBlock params = new ParameterBlock();
params.addSource(image());
params.add(blurFactor);
RenderingHints hint = new RenderingHints(JAI.KEY_BORDER_EXTENDER, BorderExtender.createInstance(1));
image(JAI.create("boxfilter", params, hint).getAsBufferedImage());
}
use of java.awt.image.renderable.ParameterBlock in project Lucee by lucee.
the class Image method invert.
public void invert() throws ExpressionException {
ParameterBlock params = new ParameterBlock();
params.addSource(image());
image(JAI.create("invert", params).getAsBufferedImage());
}
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