# 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
