void createSelectionFromMask(ImagePlus imp) {
ImageProcessor ip = imp.getProcessor();
if (ip.getMinThreshold() != ImageProcessor.NO_THRESHOLD) {
IJ.runPlugIn("ij.plugin.filter.ThresholdToSelection", "");
return;
}
if (!ip.isBinary()) {
IJ.error(
"Create Selection",
"This command creates a composite selection from\n"
+ "a mask (8-bit binary image with white background)\n"
+ "or from an image that has been thresholded using\n"
+ "the Image>Adjust>Threshold tool. The current\n"
+ "image is not a mask and has not been thresholded.");
return;
}
int threshold = ip.isInvertedLut() ? 255 : 0;
ip.setThreshold(threshold, threshold, ImageProcessor.NO_LUT_UPDATE);
IJ.runPlugIn("ij.plugin.filter.ThresholdToSelection", "");
}
/** Restores original disk or network version of image. */
public void revertToSaved(ImagePlus imp) {
Image img;
ProgressBar pb = IJ.getInstance().getProgressBar();
ImageProcessor ip;
String path = fi.directory + fi.fileName;
if (fi.fileFormat == fi.GIF_OR_JPG) {
// restore gif or jpg
img = Toolkit.getDefaultToolkit().createImage(path);
imp.setImage(img);
if (imp.getType() == ImagePlus.COLOR_RGB) Opener.convertGrayJpegTo8Bits(imp);
return;
}
if (fi.fileFormat == fi.DICOM) {
// restore DICOM
ImagePlus imp2 = (ImagePlus) IJ.runPlugIn("ij.plugin.DICOM", path);
if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
return;
}
if (fi.fileFormat == fi.BMP) {
// restore BMP
ImagePlus imp2 = (ImagePlus) IJ.runPlugIn("ij.plugin.BMP_Reader", path);
if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
return;
}
if (fi.fileFormat == fi.PGM) {
// restore PGM
ImagePlus imp2 = (ImagePlus) IJ.runPlugIn("ij.plugin.PGM_Reader", path);
if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
return;
}
if (fi.fileFormat == fi.ZIP_ARCHIVE) {
// restore ".zip" file
ImagePlus imp2 = (new Opener()).openZip(path);
if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
return;
}
// restore PNG or another image opened using ImageIO
if (fi.fileFormat == fi.IMAGEIO) {
ImagePlus imp2 = (new Opener()).openUsingImageIO(path);
if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
return;
}
if (fi.nImages > 1) return;
ColorModel cm;
if (fi.url == null || fi.url.equals("")) IJ.showStatus("Loading: " + path);
else IJ.showStatus("Loading: " + fi.url + fi.fileName);
Object pixels = readPixels(fi);
if (pixels == null) return;
cm = createColorModel(fi);
switch (fi.fileType) {
case FileInfo.GRAY8:
case FileInfo.COLOR8:
case FileInfo.BITMAP:
ip = new ByteProcessor(width, height, (byte[]) pixels, cm);
imp.setProcessor(null, ip);
break;
case FileInfo.GRAY16_SIGNED:
case FileInfo.GRAY16_UNSIGNED:
case FileInfo.GRAY12_UNSIGNED:
ip = new ShortProcessor(width, height, (short[]) pixels, cm);
imp.setProcessor(null, ip);
break;
case FileInfo.GRAY32_INT:
case FileInfo.GRAY32_FLOAT:
ip = new FloatProcessor(width, height, (float[]) pixels, cm);
imp.setProcessor(null, ip);
break;
case FileInfo.RGB:
case FileInfo.BGR:
case FileInfo.ARGB:
case FileInfo.ABGR:
case FileInfo.RGB_PLANAR:
img =
Toolkit.getDefaultToolkit()
.createImage(new MemoryImageSource(width, height, (int[]) pixels, 0, width));
imp.setImage(img);
break;
}
}