# Commit all of this. model.endUpdate() # This actually triggers the features to be recalculated. # Prepare display. sm = SelectionModel(model) color = PerTrackFeatureColorGenerator(model, 'TRACK_INDEX') # The last line does not work if you did not compute the 'TRACK_INDEX' # feature earlier. # The TrackScheme view is a bit hard to interpret. trackscheme = TrackScheme(model, sm) trackscheme.setDisplaySettings('TrackColoring', color) trackscheme.render() # You can create an hyperstack viewer without specifying any ImagePlus. # It will then create a dummy one tuned to display the model content. view = HyperStackDisplayer(model, sm) # Display tracks as comets view.setDisplaySettings('TrackDisplaymode', 1) view.setDisplaySettings('TrackDisplayDepth', 20) view.setDisplaySettings('TrackColoring', color) view.render() # Animate it a bit imp = view.getImp() imp.getCalibration().fps = 30 Animator().run('start')
def processImages(cfg, wellName, wellPath, images): firstImage = IJ.openImage(images[0][0][0][0]) imgWidth = firstImage.getWidth() imgHeight = firstImage.getHeight() for c in range(0, cfg.getValue(ELMConfig.numChannels)): chanName = cfg.getValue(ELMConfig.chanLabel)[c] if cfg.getValue(ELMConfig.chanLabel)[c] in cfg.getValue( ELMConfig.chansToSkip): continue imColorSeq = ImageStack(imgWidth, imgHeight) imSeq = ImageStack(imgWidth, imgHeight) totalHist = [] for z in range(0, cfg.getValue(ELMConfig.numZ)): for t in range(0, cfg.getValue(ELMConfig.numT)): currIP = IJ.openImage(images[c][z][t][0]) imColorSeq.addSlice(currIP.duplicate().getProcessor()) currIP = ELMImageUtils.getGrayScaleImage( currIP, c, chanName, cfg) imSeq.addSlice(currIP.getProcessor()) imgStats = currIP.getStatistics() currHist = imgStats.getHistogram() if not totalHist: for i in range(len(currHist)): totalHist.append(currHist[i]) else: for i in range(len(currHist)): totalHist[i] += currHist[i] if cfg.hasValue(ELMConfig.thresholdFromWholeRange) and cfg.getValue( ELMConfig.thresholdFromWholeRange) == True: threshMethod = "Otsu" # Default works very poorly for this data if cfg.hasValue(ELMConfig.thresholdMethod): threshMethod = cfg.getValue(ELMConfig.thresholdMethod) thresholder = AutoThresholder() computedThresh = thresholder.getThreshold(threshMethod, totalHist) cfg.setValue(ELMConfig.imageThreshold, computedThresh) print("\tComputed threshold from total hist (" + threshMethod + "): " + str(computedThresh)) print() else: print("\tUsing threshold computed on individual images!") print() computedThresh = 0 chanName = cfg.getValue(ELMConfig.chanLabel)[c] imp = ImagePlus() imp.setStack(imSeq) imp.setDimensions(1, 1, cfg.getValue(ELMConfig.numT)) imp.setTitle(wellName + ", channel " + str(c)) impColor = ImagePlus() impColor.setStack(imColorSeq) impColor.setDimensions(1, 1, cfg.getValue(ELMConfig.numT)) impColor.setTitle(wellName + ", channel " + str(c) + " (Color)") #---------------------------- # Create the model object now #---------------------------- # Some of the parameters we configure below need to have # a reference to the model at creation. So we create an # empty model now. model = Model() # Send all messages to ImageJ log window. model.setLogger(Logger.IJ_LOGGER) pa_features = [ "Area", "PercentArea", "Mean", "StdDev", "Mode", "Min", "Max", "X", "Y", "XM", "YM", "Perim.", "BX", "BY", "Width", "Height", "Major", "Minor", "Angle", "Circ.", "Feret", "IntDen", "Median", "Skew", "Kurt", "RawIntDen", "FeretX", "FeretY", "FeretAngle", "MinFeret", "AR", "Round", "Solidity" ] featureNames = {} featureShortNames = {} featureDimensions = {} isInt = {} for feature in pa_features: featureNames[feature] = feature featureShortNames[feature] = feature featureDimensions[feature] = Dimension.STRING isInt[feature] = False model.getFeatureModel().declareSpotFeatures(pa_features, featureNames, featureShortNames, featureDimensions, isInt) #------------------------ # Prepare settings object #------------------------ settings = Settings() settings.setFrom(imp) dbgPath = os.path.join(wellPath, 'debugImages_' + chanName) if not os.path.exists(dbgPath): os.makedirs(dbgPath) if cfg.hasValue(ELMConfig.thresholdMethod): threshMethod = cfg.getValue(ELMConfig.thresholdMethod) else: threshMethod = "Default" # Configure detector - We use the Strings for the keys settings.detectorFactory = ThresholdDetectorFactory() settings.detectorSettings = { 'THRESHOLD': computedThresh, 'ABOVE': True, 'DEBUG_MODE': True, 'DEBUG_OUTPATH': dbgPath, 'THRESHOLD_METHOD': threshMethod } #settings.detectorFactory = LocalThresholdDetectorFactory() #settings.detectorSettings = { # 'THRESHOLD' : computedThresh, # 'DEBUG_MODE' : True, # 'DEBUG_OUTPATH' : dbgPath #} # Configure spot filters - Classical filter on quality filter1 = FeatureFilter('QUALITY', 150, True) settings.addSpotFilter(filter1) # Configure tracker - We want to allow merges and fusions settings.trackerFactory = SparseLAPTrackerFactory() settings.trackerSettings = LAPUtils.getDefaultLAPSettingsMap( ) # almost good enough # Linking settings.trackerSettings[TrackerKeys.KEY_LINKING_MAX_DISTANCE] = 220.0 # in pixels linkFeaturePenalties = HashMap() linkFeaturePenalties['Area'] = 1.0 linkFeaturePenalties['POSITION_X'] = 1.0 linkFeaturePenalties['POSITION_Y'] = 1.0 #linkFeaturePenalties['Circ.'] = 1.0 #linkFeaturePenalties['Mean'] = 1.0 settings.trackerSettings[ TrackerKeys.KEY_LINKING_FEATURE_PENALTIES] = linkFeaturePenalties # Gap closing settings.trackerSettings[TrackerKeys.KEY_ALLOW_GAP_CLOSING] = True settings.trackerSettings[TrackerKeys.KEY_GAP_CLOSING_MAX_FRAME_GAP] = 8 settings.trackerSettings[ TrackerKeys.KEY_GAP_CLOSING_MAX_DISTANCE] = 120.0 # in pixels #settings.trackerSettings[TrackerKeys.KEY_GAP_CLOSING_FEATURE_PENALTIES] = new HashMap<>(DEFAULT_GAP_CLOSING_FEATURE_PENALTIES)); # Track splitting settings.trackerSettings[TrackerKeys.KEY_ALLOW_TRACK_SPLITTING] = False settings.trackerSettings[TrackerKeys.KEY_SPLITTING_MAX_DISTANCE] = 45.0 # in pixels #settings.trackerSettings[TrackerKeys.KEY_SPLITTING_FEATURE_PENALTIES] = new HashMap<>(DEFAULT_SPLITTING_FEATURE_PENALTIES)); # Track merging settings.trackerSettings[TrackerKeys.KEY_ALLOW_TRACK_MERGING] = True settings.trackerSettings[TrackerKeys.KEY_MERGING_MAX_DISTANCE] = 45.0 # in pixels #settings.trackerSettings[TrackerKeys.KEY_MERGING_FEATURE_PENALTIES] = new HashMap<>(DEFAULT_MERGING_FEATURE_PENALTIES)); # Others settings.trackerSettings[TrackerKeys.KEY_BLOCKING_VALUE] = float("inf") settings.trackerSettings[ TrackerKeys.KEY_ALTERNATIVE_LINKING_COST_FACTOR] = 1.05 settings.trackerSettings[TrackerKeys.KEY_CUTOFF_PERCENTILE] = 0.9 # Configure track analyzers - Later on we want to filter out tracks # based on their displacement, so we need to state that we want # track displacement to be calculated. By default, out of the GUI, # no features are calculated. # The displacement feature is provided by the TrackDurationAnalyzer. settings.addTrackAnalyzer(TrackDurationAnalyzer()) settings.addTrackAnalyzer(TrackBranchingAnalyzer()) settings.addTrackAnalyzer(TrackIndexAnalyzer()) settings.addTrackAnalyzer(TrackLocationAnalyzer()) settings.addTrackAnalyzer(TrackSpeedStatisticsAnalyzer()) settings.addSpotAnalyzerFactory(SpotIntensityAnalyzerFactory()) settings.addSpotAnalyzerFactory(SpotContrastAndSNRAnalyzerFactory()) # Configure track filters - We want to get rid of the two immobile spots at # the bottom right of the image. Track displacement must be above 10 pixels. #filter2 = FeatureFilter('TRACK_DISPLACEMENT', 1, True) #settings.addTrackFilter(filter2) #filter2 = FeatureFilter('TRACK_DISPLACEMENT', 1, True) #settings.addTrackFilter(filter2) #print("Spot feature analyzers: " + settings.toStringFeatureAnalyzersInfo()) #------------------- # Instantiate plugin #------------------- trackmate = TrackMate(model, settings) trackmate.setNumThreads(1) #-------- # Process #-------- ok = trackmate.checkInput() if not ok: sys.exit(str(trackmate.getErrorMessage())) print("Processing " + chanName + "...") ok = trackmate.process() if not ok: sys.exit(str(trackmate.getErrorMessage())) #---------------- # Display results #---------------- print("Rendering...") # Set spot names based on track IDs # This allows track IDs to be displayed in the rendered video for tId in model.getTrackModel().trackIDs(True): trackSpots = model.getTrackModel().trackSpots(tId) for spot in trackSpots: spot.setName(str(tId)) # Determine sub-tracks within a track # Since tracks can merge, we want to keep track of which track a spot is # in prior to the merge spotToSubTrackMap = {} spotIt = model.getSpots().iterator(False) trackModel = model.getTrackModel() subTrackCount = {} while spotIt.hasNext(): spot = spotIt.next() spotEdges = trackModel.edgesOf(spot) # Find merge points within a track: ignore spots with fewer than 2 edges if (len(spotEdges) < 2): continue # We have a merge if we have multiple incoming edges incomingEdges = 0 edgeIt = spotEdges.iterator() ancestorSpots = [] while edgeIt.hasNext(): edge = edgeIt.next() src = trackModel.getEdgeSource(edge) dst = trackModel.getEdgeTarget(edge) if dst.ID() == spot.ID(): ancestorSpots.append(src) incomingEdges += 1 # Ignore non-merges if incomingEdges < 2: continue trackId = trackModel.trackIDOf(spot) if trackId in subTrackCount: subTrackId = subTrackCount[trackId] else: subTrackId = 1 for ancestorSpot in ancestorSpots: labelSubTrackAncestors(trackModel, spotToSubTrackMap, ancestorSpot, subTrackId, trackId, False) subTrackId += 1 subTrackCount[trackId] = subTrackId # Spots after the last merge still need to be labeled for tId in trackModel.trackIDs(True): trackSpots = trackModel.trackSpots(tId) spotIt = trackSpots.iterator() lastSpot = None while spotIt.hasNext(): spot = spotIt.next() outgoingEdges = 0 spotEdges = trackModel.edgesOf(spot) edgeIt = spotEdges.iterator() while edgeIt.hasNext(): edge = edgeIt.next() src = trackModel.getEdgeSource(edge) dst = trackModel.getEdgeTarget(edge) if src.ID() == spot.ID(): outgoingEdges += 1 if outgoingEdges == 0 and len(spotEdges) > 0: lastSpot = spot if tId in subTrackCount: subTrackId = subTrackCount[tId] else: subTrackId = 1 if not lastSpot == None: labelSubTrackAncestors(trackModel, spotToSubTrackMap, lastSpot, subTrackId, tId, True) # Create output file trackOut = os.path.join(wellPath, chanName + "_spotToTrackMap.csv") trackFile = open(trackOut, 'w') # Fetch the track feature from the feature model. trackFile.write('Spot Id, Track Sub Id, Track Id, Frame \n') for spotId in spotToSubTrackMap: trackFile.write( str(spotId) + ', ' + ','.join(spotToSubTrackMap[spotId]) + '\n') trackFile.close() # Write Edge Set trackOut = os.path.join(wellPath, chanName + "_mergeEdgeSet.csv") trackFile = open(trackOut, 'w') trackFile.write('Track Id, Spot Id, Spot Id \n') edgeIt = trackModel.edgeSet().iterator() while edgeIt.hasNext(): edge = edgeIt.next() src = trackModel.getEdgeSource(edge) dst = trackModel.getEdgeTarget(edge) trackId = trackModel.trackIDOf(edge) srcSubTrack = spotToSubTrackMap[src.ID()][0] dstSubTrack = spotToSubTrackMap[dst.ID()][0] if not srcSubTrack == dstSubTrack: trackFile.write( str(trackId) + ', ' + str(src.ID()) + ', ' + str(dst.ID()) + '\n') trackFile.close() selectionModel = SelectionModel(model) displayer = HyperStackDisplayer(model, selectionModel, impColor) displayer.setDisplaySettings( TrackMateModelView.KEY_TRACK_COLORING, PerTrackFeatureColorGenerator(model, TrackIndexAnalyzer.TRACK_INDEX)) displayer.setDisplaySettings( TrackMateModelView.KEY_SPOT_COLORING, SpotColorGeneratorPerTrackFeature(model, TrackIndexAnalyzer.TRACK_INDEX)) displayer.setDisplaySettings(TrackMateModelView.KEY_DISPLAY_SPOT_NAMES, True) displayer.setDisplaySettings( TrackMateModelView.KEY_TRACK_DISPLAY_MODE, TrackMateModelView.TRACK_DISPLAY_MODE_LOCAL_BACKWARD_QUICK) displayer.setDisplaySettings( TrackMateModelView.KEY_TRACK_DISPLAY_DEPTH, 2) displayer.render() displayer.refresh() trackmate.getSettings().imp = impColor coa = CaptureOverlayAction(None) coa.execute(trackmate) WindowManager.setTempCurrentImage(coa.getCapture()) IJ.saveAs('avi', os.path.join(wellPath, chanName + "_out.avi")) imp.close() impColor.close() displayer.clear() displayer.getImp().hide() displayer.getImp().close() coa.getCapture().hide() coa.getCapture().close() # Echo results with the logger we set at start: model.getLogger().log(str(model)) # The feature model, that stores edge and track features. fm = model.getFeatureModel() # Write output for tracks numTracks = model.getTrackModel().trackIDs(True).size() print "Writing track data for " + str(numTracks) + " tracks." trackDat = {} for tId in model.getTrackModel().trackIDs(True): track = model.getTrackModel().trackSpots(tId) # Ensure track spots dir exists trackOut = os.path.join(wellPath, chanName + "_track_spots") if not os.path.exists(trackOut): os.makedirs(trackOut) # Create output file trackOut = os.path.join(trackOut, "track_" + str(tId) + ".csv") trackFile = open(trackOut, 'w') # Write Header header = 'Name, ID, Frame, ' for feature in track.toArray()[0].getFeatures().keySet(): if feature == 'Frame': continue header += feature + ", " header = header[0:len(header) - 2] header += '\n' trackFile.write(header) # Write spot data avgTotalIntensity = 0 for spot in track: #print spot.echo() data = [ spot.getName(), str(spot.ID()), str(spot.getFeature('FRAME')) ] for feature in spot.getFeatures(): if feature == 'Frame': continue elif feature == 'TOTAL_INTENSITY': avgTotalIntensity += spot.getFeature(feature) data.append(str(spot.getFeature(feature))) trackFile.write(','.join(data) + '\n') trackFile.close() avgTotalIntensity /= len(track) # Write out track stats # Make sure dir exists trackOut = os.path.join(wellPath, chanName + "_tracks") if not os.path.exists(trackOut): os.makedirs(trackOut) # Create output file trackOut = os.path.join(trackOut, "track_" + str(tId) + ".csv") trackFile = open(trackOut, 'w') # Fetch the track feature from the feature model. header = '' for featName in fm.getTrackFeatureNames(): header += featName + ", " header = header[0:len(header) - 2] header += '\n' trackFile.write(header) features = '' for featName in fm.getTrackFeatureNames(): features += str(fm.getTrackFeature(tId, featName)) + ', ' features = features[0:len(features) - 2] features += '\n' trackFile.write(features) trackFile.write('\n') trackFile.close() trackDat[tId] = [ str(tId), str(fm.getTrackFeature(tId, 'TRACK_DURATION')), str(avgTotalIntensity), str(fm.getTrackFeature(tId, 'TRACK_START')), str(fm.getTrackFeature(tId, 'TRACK_STOP')) ] # Create output file trackOut = os.path.join(wellPath, chanName + "_trackSummary.csv") trackFile = open(trackOut, 'w') # Fetch the track feature from the feature model. trackFile.write( 'Track Id, Duration, Avg Total Intensity, Start Frame, Stop Frame \n' ) for track in trackDat: trackFile.write(','.join(trackDat[track]) + '\n') trackFile.close() trackOut = os.path.join(wellPath, chanName + "_trackModel.xml") trackFile = File(trackOut) writer = TmXmlWriter(trackFile, model.getLogger()) #writer.appendLog( logPanel.getTextContent() ); writer.appendModel(trackmate.getModel()) writer.appendSettings(trackmate.getSettings()) #writer.appendGUIState( controller.getGuimodel() ); writer.writeToFile() model.clearSpots(True) model.clearTracks(True) return trackDat