public void reduceHyperstack(ImagePlus imp, int factor, boolean reduceSlices) { int channels = imp.getNChannels(); int slices = imp.getNSlices(); int frames = imp.getNFrames(); int zfactor = reduceSlices ? factor : 1; int tfactor = reduceSlices ? 1 : factor; ImageStack stack = imp.getStack(); ImageStack stack2 = new ImageStack(imp.getWidth(), imp.getHeight()); boolean virtual = stack.isVirtual(); int slices2 = slices / zfactor + ((slices % zfactor) != 0 ? 1 : 0); int frames2 = frames / tfactor + ((frames % tfactor) != 0 ? 1 : 0); int n = channels * slices2 * frames2; int count = 1; for (int t = 1; t <= frames; t += tfactor) { for (int z = 1; z <= slices; z += zfactor) { for (int c = 1; c <= channels; c++) { int i = imp.getStackIndex(c, z, t); IJ.showProgress(i, n); ImageProcessor ip = stack.getProcessor(imp.getStackIndex(c, z, t)); // IJ.log(count++ +" "+i+" "+c+" "+z+" "+t); stack2.addSlice(stack.getSliceLabel(i), ip); } } } imp.setStack(stack2, channels, slices2, frames2); Calibration cal = imp.getCalibration(); if (cal.scaled()) cal.pixelDepth *= zfactor; if (virtual) imp.setTitle(imp.getTitle()); IJ.showProgress(1.0); }
private void doHSRGBProjection(ImagePlus rgbImp) { ImageStack stack = rgbImp.getStack(); ImageStack stack2 = new ImageStack(stack.getWidth(), stack.getHeight()); for (int i = startSlice; i <= stopSlice; i++) stack2.addSlice(null, stack.getProcessor(i)); startSlice = 1; stopSlice = stack2.getSize(); doRGBProjection(stack2); }
public static ImageStack getChannel(ImagePlus imp, int c) { ImageStack stack1 = imp.getStack(); ImageStack stack2 = new ImageStack(imp.getWidth(), imp.getHeight()); for (int t = 1; t <= imp.getNFrames(); t++) { for (int z = 1; z <= imp.getNSlices(); z++) { int n = imp.getStackIndex(c, z, t); stack2.addSlice(stack1.getProcessor(n)); } } return stack2; }
/** Opens a stack of images. */ ImagePlus openStack(ColorModel cm, boolean show) { ImageStack stack = new ImageStack(fi.width, fi.height, cm); long skip = fi.getOffset(); Object pixels; try { ImageReader reader = new ImageReader(fi); InputStream is = createInputStream(fi); if (is == null) return null; IJ.resetEscape(); for (int i = 1; i <= fi.nImages; i++) { if (!silentMode) IJ.showStatus("Reading: " + i + "/" + fi.nImages); if (IJ.escapePressed()) { IJ.beep(); IJ.showProgress(1.0); silentMode = false; return null; } pixels = reader.readPixels(is, skip); if (pixels == null) break; stack.addSlice(null, pixels); skip = fi.gapBetweenImages; if (!silentMode) IJ.showProgress(i, fi.nImages); } is.close(); } catch (Exception e) { IJ.log("" + e); } catch (OutOfMemoryError e) { IJ.outOfMemory(fi.fileName); stack.trim(); } if (!silentMode) IJ.showProgress(1.0); if (stack.getSize() == 0) return null; if (fi.sliceLabels != null && fi.sliceLabels.length <= stack.getSize()) { for (int i = 0; i < fi.sliceLabels.length; i++) stack.setSliceLabel(fi.sliceLabels[i], i + 1); } ImagePlus imp = new ImagePlus(fi.fileName, stack); if (fi.info != null) imp.setProperty("Info", fi.info); if (show) imp.show(); imp.setFileInfo(fi); setCalibration(imp); ImageProcessor ip = imp.getProcessor(); if (ip.getMin() == ip.getMax()) // find stack min and max if first slice is blank setStackDisplayRange(imp); if (!silentMode) IJ.showProgress(1.0); silentMode = false; return imp; }
public void reduceStack(ImagePlus imp, int factor) { ImageStack stack = imp.getStack(); boolean virtual = stack.isVirtual(); int n = stack.getSize(); ImageStack stack2 = new ImageStack(stack.getWidth(), stack.getHeight()); for (int i = 1; i <= n; i += factor) { if (virtual) IJ.showProgress(i, n); stack2.addSlice(stack.getSliceLabel(i), stack.getProcessor(i)); } imp.setStack(null, stack2); if (virtual) { IJ.showProgress(1.0); imp.setTitle(imp.getTitle()); } Calibration cal = imp.getCalibration(); if (cal.scaled()) cal.pixelDepth *= factor; }
void createNewStack(ImagePlus imp, ImageProcessor ip) { int nSlices = imp.getStackSize(); int w = imp.getWidth(), h = imp.getHeight(); ImagePlus imp2 = imp.createImagePlus(); Rectangle r = ip.getRoi(); boolean crop = r.width != imp.getWidth() || r.height != imp.getHeight(); ImageStack stack1 = imp.getStack(); ImageStack stack2 = new ImageStack(newWidth, newHeight); ImageProcessor ip1, ip2; int method = interpolationMethod; if (w == 1 || h == 1) method = ImageProcessor.NONE; for (int i = 1; i <= nSlices; i++) { IJ.showStatus("Scale: " + i + "/" + nSlices); ip1 = stack1.getProcessor(i); String label = stack1.getSliceLabel(i); if (crop) { ip1.setRoi(r); ip1 = ip1.crop(); } ip1.setInterpolationMethod(method); ip2 = ip1.resize(newWidth, newHeight, averageWhenDownsizing); if (ip2 != null) stack2.addSlice(label, ip2); IJ.showProgress(i, nSlices); } imp2.setStack(title, stack2); Calibration cal = imp2.getCalibration(); if (cal.scaled()) { cal.pixelWidth *= 1.0 / xscale; cal.pixelHeight *= 1.0 / yscale; } IJ.showProgress(1.0); int[] dim = imp.getDimensions(); imp2.setDimensions(dim[2], dim[3], dim[4]); if (imp.isComposite()) { imp2 = new CompositeImage(imp2, ((CompositeImage) imp).getMode()); ((CompositeImage) imp2).copyLuts(imp); } if (imp.isHyperStack()) imp2.setOpenAsHyperStack(true); if (newDepth > 0 && newDepth != oldDepth) imp2 = (new Resizer()).zScale(imp2, newDepth, interpolationMethod); if (imp2 != null) { imp2.show(); imp2.changes = true; } }
public ImageStack makeStack(ImageProcessor ip, int w, int h, int b) { int stackSize = w * h; int width = ip.getWidth() / w; int height = ip.getHeight() / h; ImageStack stack = new ImageStack(width, height); for (int y = 0; y < h; y++) for (int x = 0; x < w; x++) { ip.setRoi(x * width, y * height, width, height); stack.addSlice(null, ip.crop()); } if (b > 0) { int cropwidth = width - b - b / 2; int cropheight = height - b - b / 2; StackProcessor sp = new StackProcessor(stack, ip); stack = sp.crop(b, b, cropwidth, cropheight); } return stack; }
public void doHyperStackProjection(boolean allTimeFrames) { int start = startSlice; int stop = stopSlice; int firstFrame = 1; int lastFrame = imp.getNFrames(); if (!allTimeFrames) firstFrame = lastFrame = imp.getFrame(); ImageStack stack = new ImageStack(imp.getWidth(), imp.getHeight()); int channels = imp.getNChannels(); int slices = imp.getNSlices(); if (slices == 1) { slices = imp.getNFrames(); firstFrame = lastFrame = 1; } int frames = lastFrame - firstFrame + 1; increment = channels; boolean rgb = imp.getBitDepth() == 24; for (int frame = firstFrame; frame <= lastFrame; frame++) { for (int channel = 1; channel <= channels; channel++) { startSlice = (frame - 1) * channels * slices + (start - 1) * channels + channel; stopSlice = (frame - 1) * channels * slices + (stop - 1) * channels + channel; if (rgb) doHSRGBProjection(imp); else doProjection(); stack.addSlice(null, projImage.getProcessor()); } } projImage = new ImagePlus(makeTitle(), stack); projImage.setDimensions(channels, 1, frames); if (channels > 1) { projImage = new CompositeImage(projImage, 0); ((CompositeImage) projImage).copyLuts(imp); if (method == SUM_METHOD || method == SD_METHOD) ((CompositeImage) projImage).resetDisplayRanges(); } if (frames > 1) projImage.setOpenAsHyperStack(true); Overlay overlay = imp.getOverlay(); if (overlay != null) { startSlice = start; stopSlice = stop; if (imp.getType() == ImagePlus.COLOR_RGB) projImage.setOverlay(projectRGBHyperStackRois(overlay)); else projImage.setOverlay(projectHyperStackRois(overlay)); } IJ.showProgress(1, 1); }
public ImageStack expandStack(ImageStack stackOld, int wNew, int hNew, int xOff, int yOff) { int nFrames = stackOld.getSize(); ImageProcessor ipOld = stackOld.getProcessor(1); java.awt.Color colorBack = Toolbar.getBackgroundColor(); ImageStack stackNew = new ImageStack(wNew, hNew, stackOld.getColorModel()); ImageProcessor ipNew; for (int i = 1; i <= nFrames; i++) { IJ.showProgress((double) i / nFrames); ipNew = ipOld.createProcessor(wNew, hNew); if (zeroFill) ipNew.setValue(0.0); else ipNew.setColor(colorBack); ipNew.fill(); ipNew.insert(stackOld.getProcessor(i), xOff, yOff); stackNew.addSlice(stackOld.getSliceLabel(i), ipNew); } return stackNew; }
ImagePlus duplicateStack(ImagePlus img1) { ImageStack stack1 = img1.getStack(); int width = stack1.getWidth(); int height = stack1.getHeight(); int n = stack1.getSize(); ImageStack stack2 = img1.createEmptyStack(); try { for (int i = 1; i <= n; i++) { ImageProcessor ip1 = stack1.getProcessor(i); ip1.resetRoi(); ImageProcessor ip2 = ip1.crop(); stack2.addSlice(stack1.getSliceLabel(i), ip2); } } catch (OutOfMemoryError e) { stack2.trim(); stack2 = null; return null; } return new ImagePlus("Duplicate", stack2); }
void createNewStack(ImagePlus imp, ImageProcessor ip) { Rectangle r = ip.getRoi(); boolean crop = r.width != imp.getWidth() || r.height != imp.getHeight(); int nSlices = imp.getStackSize(); ImageStack stack1 = imp.getStack(); ImageStack stack2 = new ImageStack(newWidth, newHeight); ImageProcessor ip1, ip2; boolean interp = interpolate; if (imp.getWidth() == 1 || imp.getHeight() == 1) interp = false; for (int i = 1; i <= nSlices; i++) { IJ.showStatus("Scale: " + i + "/" + nSlices); ip1 = stack1.getProcessor(i); String label = stack1.getSliceLabel(i); if (crop) { ip1.setRoi(r); ip1 = ip1.crop(); } ip1.setInterpolate(interp); ip2 = ip1.resize(newWidth, newHeight); if (ip2 != null) stack2.addSlice(label, ip2); IJ.showProgress(i, nSlices); } ImagePlus imp2 = imp.createImagePlus(); imp2.setStack(title, stack2); Calibration cal = imp2.getCalibration(); if (cal.scaled()) { cal.pixelWidth *= 1.0 / xscale; cal.pixelHeight *= 1.0 / yscale; } int[] dim = imp.getDimensions(); imp2.setDimensions(dim[2], dim[3], dim[4]); IJ.showProgress(1.0); if (imp.isComposite()) { imp2 = new CompositeImage(imp2, 0); ((CompositeImage) imp2).copyLuts(imp); } if (imp.isHyperStack()) imp2.setOpenAsHyperStack(true); imp2.show(); imp2.changes = true; }
/** Opens the image. Displays it if 'show' is true. Returns an ImagePlus object if successful. */ public ImagePlus open(boolean show) { ImagePlus imp = null; Object pixels; ProgressBar pb = null; ImageProcessor ip; ColorModel cm = createColorModel(fi); if (fi.nImages > 1) { return openStack(cm, show); } switch (fi.fileType) { case FileInfo.GRAY8: case FileInfo.COLOR8: case FileInfo.BITMAP: pixels = readPixels(fi); if (pixels == null) return null; ip = new ByteProcessor(width, height, (byte[]) pixels, cm); imp = new ImagePlus(fi.fileName, ip); break; case FileInfo.GRAY16_SIGNED: case FileInfo.GRAY16_UNSIGNED: case FileInfo.GRAY12_UNSIGNED: pixels = readPixels(fi); if (pixels == null) return null; ip = new ShortProcessor(width, height, (short[]) pixels, cm); imp = new ImagePlus(fi.fileName, ip); break; case FileInfo.GRAY32_INT: case FileInfo.GRAY32_UNSIGNED: case FileInfo.GRAY32_FLOAT: case FileInfo.GRAY24_UNSIGNED: case FileInfo.GRAY64_FLOAT: pixels = readPixels(fi); if (pixels == null) return null; ip = new FloatProcessor(width, height, (float[]) pixels, cm); imp = new ImagePlus(fi.fileName, ip); break; case FileInfo.RGB: case FileInfo.BGR: case FileInfo.ARGB: case FileInfo.ABGR: case FileInfo.BARG: case FileInfo.RGB_PLANAR: pixels = readPixels(fi); if (pixels == null) return null; ip = new ColorProcessor(width, height, (int[]) pixels); imp = new ImagePlus(fi.fileName, ip); break; case FileInfo.RGB48: case FileInfo.RGB48_PLANAR: boolean planar = fi.fileType == FileInfo.RGB48_PLANAR; Object[] pixelArray = (Object[]) readPixels(fi); if (pixelArray == null) return null; ImageStack stack = new ImageStack(width, height); stack.addSlice("Red", pixelArray[0]); stack.addSlice("Green", pixelArray[1]); stack.addSlice("Blue", pixelArray[2]); imp = new ImagePlus(fi.fileName, stack); imp.setDimensions(3, 1, 1); if (planar) imp.getProcessor().resetMinAndMax(); imp.setFileInfo(fi); int mode = CompositeImage.COMPOSITE; if (fi.description != null) { if (fi.description.indexOf("mode=color") != -1) mode = CompositeImage.COLOR; else if (fi.description.indexOf("mode=gray") != -1) mode = CompositeImage.GRAYSCALE; } imp = new CompositeImage(imp, mode); if (!planar && fi.displayRanges == null) { for (int c = 1; c <= 3; c++) { imp.setPosition(c, 1, 1); imp.setDisplayRange(minValue, maxValue); } imp.setPosition(1, 1, 1); } break; } imp.setFileInfo(fi); setCalibration(imp); if (fi.info != null) imp.setProperty("Info", fi.info); if (fi.sliceLabels != null && fi.sliceLabels.length == 1 && fi.sliceLabels[0] != null) imp.setProperty("Label", fi.sliceLabels[0]); if (show) imp.show(); return imp; }
/** * Performs particle analysis on the specified ImagePlus and ImageProcessor. Returns false if * there is an error. */ public boolean analyze(ImagePlus imp, ImageProcessor ip) { if (this.imp == null) this.imp = imp; showResults = (options & SHOW_RESULTS) != 0; excludeEdgeParticles = (options & EXCLUDE_EDGE_PARTICLES) != 0; resetCounter = (options & CLEAR_WORKSHEET) != 0; showProgress = (options & SHOW_PROGRESS) != 0; floodFill = (options & INCLUDE_HOLES) == 0; recordStarts = (options & RECORD_STARTS) != 0; addToManager = (options & ADD_TO_MANAGER) != 0; displaySummary = (options & DISPLAY_SUMMARY) != 0; inSituShow = (options & IN_SITU_SHOW) != 0; outputImage = null; ip.snapshot(); ip.setProgressBar(null); if (Analyzer.isRedirectImage()) { redirectImp = Analyzer.getRedirectImage(imp); if (redirectImp == null) return false; int depth = redirectImp.getStackSize(); if (depth > 1 && depth == imp.getStackSize()) { ImageStack redirectStack = redirectImp.getStack(); redirectIP = redirectStack.getProcessor(imp.getCurrentSlice()); } else redirectIP = redirectImp.getProcessor(); } else if (imp.getType() == ImagePlus.COLOR_RGB) { ImagePlus original = (ImagePlus) imp.getProperty("OriginalImage"); if (original != null && original.getWidth() == imp.getWidth() && original.getHeight() == imp.getHeight()) { redirectImp = original; redirectIP = original.getProcessor(); } } if (!setThresholdLevels(imp, ip)) return false; width = ip.getWidth(); height = ip.getHeight(); if (!(showChoice == NOTHING || showChoice == OVERLAY_OUTLINES || showChoice == OVERLAY_MASKS)) { blackBackground = Prefs.blackBackground && inSituShow; if (slice == 1) outlines = new ImageStack(width, height); if (showChoice == ROI_MASKS) drawIP = new ShortProcessor(width, height); else drawIP = new ByteProcessor(width, height); drawIP.setLineWidth(lineWidth); if (showChoice == ROI_MASKS) { } // Place holder for now... else if (showChoice == MASKS && !blackBackground) drawIP.invertLut(); else if (showChoice == OUTLINES) { if (!inSituShow) { if (customLut == null) makeCustomLut(); drawIP.setColorModel(customLut); } drawIP.setFont(new Font("SansSerif", Font.PLAIN, fontSize)); if (fontSize > 12 && inSituShow) drawIP.setAntialiasedText(true); } outlines.addSlice(null, drawIP); if (showChoice == ROI_MASKS || blackBackground) { drawIP.setColor(Color.black); drawIP.fill(); drawIP.setColor(Color.white); } else { drawIP.setColor(Color.white); drawIP.fill(); drawIP.setColor(Color.black); } } calibration = redirectImp != null ? redirectImp.getCalibration() : imp.getCalibration(); if (rt == null) { rt = Analyzer.getResultsTable(); analyzer = new Analyzer(imp); } else analyzer = new Analyzer(imp, measurements, rt); if (resetCounter && slice == 1) { if (!Analyzer.resetCounter()) return false; } beginningCount = Analyzer.getCounter(); byte[] pixels = null; if (ip instanceof ByteProcessor) pixels = (byte[]) ip.getPixels(); if (r == null) { r = ip.getRoi(); mask = ip.getMask(); if (displaySummary) { if (mask != null) totalArea = ImageStatistics.getStatistics(ip, AREA, calibration).area; else totalArea = r.width * calibration.pixelWidth * r.height * calibration.pixelHeight; } } minX = r.x; maxX = r.x + r.width; minY = r.y; maxY = r.y + r.height; if (r.width < width || r.height < height || mask != null) { if (!eraseOutsideRoi(ip, r, mask)) return false; } int offset; double value; int inc = Math.max(r.height / 25, 1); int mi = 0; ImageWindow win = imp.getWindow(); if (win != null) win.running = true; if (measurements == 0) measurements = Analyzer.getMeasurements(); if (showChoice == ELLIPSES) measurements |= ELLIPSE; measurements &= ~LIMIT; // ignore "Limit to Threshold" roiNeedsImage = (measurements & PERIMETER) != 0 || (measurements & SHAPE_DESCRIPTORS) != 0 || (measurements & FERET) != 0; particleCount = 0; wand = new Wand(ip); pf = new PolygonFiller(); if (floodFill) { ImageProcessor ipf = ip.duplicate(); ipf.setValue(fillColor); ff = new FloodFiller(ipf); } roiType = Wand.allPoints() ? Roi.FREEROI : Roi.TRACED_ROI; for (int y = r.y; y < (r.y + r.height); y++) { offset = y * width; for (int x = r.x; x < (r.x + r.width); x++) { if (pixels != null) value = pixels[offset + x] & 255; else if (imageType == SHORT) value = ip.getPixel(x, y); else value = ip.getPixelValue(x, y); if (value >= level1 && value <= level2) analyzeParticle(x, y, imp, ip); } if (showProgress && ((y % inc) == 0)) IJ.showProgress((double) (y - r.y) / r.height); if (win != null) canceled = !win.running; if (canceled) { Macro.abort(); break; } } if (showProgress) IJ.showProgress(1.0); if (showResults) rt.updateResults(); imp.killRoi(); ip.resetRoi(); ip.reset(); if (displaySummary && IJ.getInstance() != null) updateSliceSummary(); if (addToManager && roiManager != null) roiManager.setEditMode(imp, true); maxParticleCount = (particleCount > maxParticleCount) ? particleCount : maxParticleCount; totalCount += particleCount; if (!canceled) showResults(); return true; }
/** Ask for parameters and then execute. */ public void run(String arg) { // 1 - Obtain the currently active image: ImagePlus imp = IJ.getImage(); if (null == imp) { IJ.showMessage("There must be at least one image open"); return; } if (imp.getBitDepth() != 8) { IJ.showMessage("Error", "Only 8-bit images are supported"); return; } // 2 - Ask for parameters: GenericDialog gd = new GenericDialog("Auto Local Threshold"); String[] methods = { "Try all", "Bernsen", "Contrast", "Mean", "Median", "MidGrey", "Niblack", "Otsu", "Phansalkar", "Sauvola" }; gd.addMessage("Auto Local Threshold v1.5"); gd.addChoice("Method", methods, methods[0]); gd.addNumericField("Radius", 15, 0); gd.addMessage("Special paramters (if different from default)"); gd.addNumericField("Parameter_1", 0, 0); gd.addNumericField("Parameter_2", 0, 0); gd.addCheckbox("White objects on black background", true); if (imp.getStackSize() > 1) { gd.addCheckbox("Stack", false); } gd.addMessage("Thresholded result is always shown in white [255]."); gd.showDialog(); if (gd.wasCanceled()) return; // 3 - Retrieve parameters from the dialog String myMethod = gd.getNextChoice(); int radius = (int) gd.getNextNumber(); double par1 = (double) gd.getNextNumber(); double par2 = (double) gd.getNextNumber(); boolean doIwhite = gd.getNextBoolean(); boolean doIstack = false; int stackSize = imp.getStackSize(); if (stackSize > 1) doIstack = gd.getNextBoolean(); // 4 - Execute! // long start = System.currentTimeMillis(); if (myMethod.equals("Try all")) { ImageProcessor ip = imp.getProcessor(); int xe = ip.getWidth(); int ye = ip.getHeight(); int ml = methods.length; ImagePlus imp2, imp3; ImageStack tstack = null, stackNew; if (stackSize > 1 && doIstack) { boolean doItAnyway = true; if (stackSize > 25) { YesNoCancelDialog d = new YesNoCancelDialog( IJ.getInstance(), "Auto Local Threshold", "You might run out of memory.\n \nDisplay " + stackSize + " slices?\n \n \'No\' will process without display and\noutput results to the log window."); if (!d.yesPressed()) { // doIlog=true; //will show in the log window doItAnyway = false; } if (d.cancelPressed()) return; } for (int j = 1; j <= stackSize; j++) { imp.setSlice(j); ip = imp.getProcessor(); tstack = new ImageStack(xe, ye); for (int k = 1; k < ml; k++) tstack.addSlice(methods[k], ip.duplicate()); imp2 = new ImagePlus("Auto Threshold", tstack); imp2.updateAndDraw(); for (int k = 1; k < ml; k++) { imp2.setSlice(k); Object[] result = exec(imp2, methods[k], radius, par1, par2, doIwhite); } // if (doItAnyway){ CanvasResizer cr = new CanvasResizer(); stackNew = cr.expandStack(tstack, (xe + 2), (ye + 18), 1, 1); imp3 = new ImagePlus("Auto Threshold", stackNew); imp3.updateAndDraw(); MontageMaker mm = new MontageMaker(); mm.makeMontage(imp3, 3, 3, 1.0, 1, (ml - 1), 1, 0, true); // 3 columns and 3 rows } imp.setSlice(1); // if (doItAnyway) IJ.run("Images to Stack", "method=[Copy (center)] title=Montage"); return; } else { // single image try all tstack = new ImageStack(xe, ye); for (int k = 1; k < ml; k++) tstack.addSlice(methods[k], ip.duplicate()); imp2 = new ImagePlus("Auto Threshold", tstack); imp2.updateAndDraw(); for (int k = 1; k < ml; k++) { imp2.setSlice(k); // IJ.log("analyzing slice with "+methods[k]); Object[] result = exec(imp2, methods[k], radius, par1, par2, doIwhite); } // imp2.setSlice(1); CanvasResizer cr = new CanvasResizer(); stackNew = cr.expandStack(tstack, (xe + 2), (ye + 18), 1, 1); imp3 = new ImagePlus("Auto Threshold", stackNew); imp3.updateAndDraw(); MontageMaker mm = new MontageMaker(); mm.makeMontage(imp3, 3, 3, 1.0, 1, (ml - 1), 1, 0, true); return; } } else { // selected a method if (stackSize > 1 && doIstack) { // whole stack // if (doIstackHistogram) {// one global histogram // Object[] result = exec(imp, myMethod, noWhite, noBlack, doIwhite, doIset, doIlog, // doIstackHistogram ); // } // else{ // slice by slice for (int k = 1; k <= stackSize; k++) { imp.setSlice(k); Object[] result = exec(imp, myMethod, radius, par1, par2, doIwhite); } // } imp.setSlice(1); } else { // just one slice Object[] result = exec(imp, myMethod, radius, par1, par2, doIwhite); } // 5 - If all went well, show the image: // not needed here as the source image is binarised } }
public void run(String arg) { ImagePlus imp = WindowManager.getCurrentImage(); Calibration cal = imp.getCalibration(); GenericDialog gd = new GenericDialog("Options"); int subsize = 32; gd.addNumericField("Subregion Size (pixels)?", subsize, 0); int stepsize = 16; gd.addNumericField("Step Size?", stepsize, 0); int shift = 3; gd.addNumericField("STICS temporal Shift?", shift, 0); float xoffset = 0.0f; gd.addNumericField("X_Offset", xoffset, 5, 15, null); float yoffset = 0.0f; gd.addNumericField("Y_Offset", yoffset, 5, 15, null); float multiplier = 8.0f; gd.addNumericField("Velocity Multiplier", multiplier, 5, 15, null); float ftime = 1.0f; gd.addNumericField("Frame_Time(min)", ftime, 5, 15, null); float scaling = (float) cal.pixelWidth; gd.addNumericField("Pixel_Size(um)", scaling, 5, 15, null); boolean norm = true; gd.addCheckbox("Normalize_Vector_lengths?", norm); boolean centered = true; gd.addCheckbox("Center_Vectors?", centered); float magthresh = 0.0f; gd.addNumericField("Magnitude_Threshhold?", magthresh, 5, 15, null); int rlength = 10; gd.addNumericField("Running_avg_length", rlength, 0); int inc = 5; gd.addNumericField("Start_frame_increment", inc, 0); gd.showDialog(); if (gd.wasCanceled()) { return; } subsize = (int) gd.getNextNumber(); stepsize = (int) gd.getNextNumber(); shift = (int) gd.getNextNumber(); xoffset = (float) gd.getNextNumber(); yoffset = (float) gd.getNextNumber(); multiplier = (float) gd.getNextNumber(); ftime = (float) gd.getNextNumber(); scaling = (float) gd.getNextNumber(); norm = gd.getNextBoolean(); centered = gd.getNextBoolean(); magthresh = (float) gd.getNextNumber(); rlength = (int) gd.getNextNumber(); inc = (int) gd.getNextNumber(); int width = imp.getWidth(); int xregions = 1 + (int) (((float) width - (float) subsize) / (float) stepsize); int newwidth = xregions * subsize; int height = imp.getHeight(); int yregions = 1 + (int) (((float) height - (float) subsize) / (float) stepsize); int newheight = yregions * subsize; ImageStack stack = imp.getStack(); int slices = imp.getNSlices(); int channels = imp.getNChannels(); int frames = imp.getNFrames(); if (frames == 1) { frames = slices; slices = 1; } Roi roi = imp.getRoi(); if (roi == null) { roi = new Roi(0, 0, width, height); } STICS_map map = new STICS_map(subsize, stepsize); Object[] tseries = jutils.get3DTSeries(stack, 0, 0, frames, slices, channels); map.update_STICS_map(tseries, width, height, 0, rlength, roi.getPolygon(), shift); FloatProcessor fp = map.get_map(scaling, ftime, stepsize, centered, norm, multiplier, stepsize, magthresh); ImageStack vector_stack = new ImageStack(fp.getWidth(), fp.getHeight()); vector_stack.addSlice("", fp); float[][] vel = map.get_scaled_velocities(scaling, ftime, stepsize); ImageStack velstack = new ImageStack(map.xregions, map.yregions); velstack.addSlice("", vel[0]); velstack.addSlice("", vel[1]); int velframes = 2; IJ.showStatus("frame " + 0 + " calculated"); for (int i = inc; i < (frames - rlength); i += inc) { map.update_STICS_map(tseries, width, height, i, rlength, roi.getPolygon(), shift); FloatProcessor fp2 = map.get_map(scaling, ftime, stepsize, centered, norm, multiplier, stepsize, magthresh); vector_stack.addSlice("", fp2); vel = map.get_scaled_velocities(scaling, ftime, stepsize); velstack.addSlice("", vel[0]); velstack.addSlice("", vel[1]); velframes += 2; IJ.showStatus("frame " + i + " calculated"); } (new ImagePlus("STICS Vectors", vector_stack)).show(); ImagePlus imp3 = new ImagePlus("Velocities", velstack); imp3.setOpenAsHyperStack(true); imp3.setDimensions(2, 1, velframes / 2); new CompositeImage(imp3, CompositeImage.COLOR).show(); }