# 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', 10, True)
#settings.addTrackFilter(filter2)
settings.addSpotAnalyzerFactory(SpotRadiusEstimatorFactory())
settings.addSpotAnalyzerFactory(SpotIntensityAnalyzerFactory())
settings.addSpotAnalyzerFactory(SpotContrastAndSNRAnalyzerFactory())
# Add an analyzer for some track features, such as the track mean speed.
settings.addTrackAnalyzer(TrackDurationAnalyzer())
settings.addTrackAnalyzer(TrackSpeedStatisticsAnalyzer())
settings.addTrackAnalyzer(TrackSpotQualityFeatureAnalyzer())
settings.addTrackAnalyzer(TrackLocationAnalyzer())
settings.addTrackAnalyzer(TrackBranchingAnalyzer())
settings.addTrackAnalyzer(TrackIndexAnalyzer())
#settings.initialSpotFilterValue = 1
print(str(settings))
#-------------------
# Instantiate plugin
#-------------------
trackmate = TrackMate(model, settings)
trackmate.setNumThreads(8)
#--------
# Process
#--------
def magic(file):
# We have to feed a logger to the reader.
logger = Logger.IJ_LOGGER
#-------------------
# Instantiate reader
#-------------------
reader = TmXmlReader(File(file))
if not reader.isReadingOk():
sys.exit(reader.getErrorMessage())
#-----------------
# Get a full model
#-----------------
# This will return a fully working model, with everything
# stored in the file. Missing fields (e.g. tracks) will be
# null or None in python
model = reader.getModel()
# model is a fiji.plugin.trackmate.Model
#model = Model()
#model.setSpots(model2.getSpots(), True)
#----------------
# Display results
#----------------
# We can now plainly display the model. It will be shown on an
# empty image with default magnification.
sm = SelectionModel(model)
#displayer = HyperStackDisplayer(model, sm)
#displayer.render()
#---------------------------------------------
# Get only part of the data stored in the file
#---------------------------------------------
# You might want to access only separate parts of the
# model.
spots = model.getSpots()
# spots is a fiji.plugin.trackmate.SpotCollection
logger.log(str(spots))
# If you want to get the tracks, it is a bit trickier.
# Internally, the tracks are stored as a huge mathematical
# simple graph, which is what you retrieve from the file.
# There are methods to rebuild the actual tracks, taking
# into account for everything, but frankly, if you want to
# do that it is simpler to go through the model:
#---------------------------------------
# Building a settings object from a file
#---------------------------------------
# Reading the Settings object is actually currently complicated. The
# reader wants to initialize properly everything you saved in the file,
# including the spot, edge, track analyzers, the filters, the detector,
# the tracker, etc...
# It can do that, but you must provide the reader with providers, that
# are able to instantiate the correct TrackMate Java classes from
# the XML data.
# We start by creating an empty settings object
settings = Settings()
# Then we create all the providers, and point them to the target model:
detectorProvider = DetectorProvider()
trackerProvider = TrackerProvider()
spotAnalyzerProvider = SpotAnalyzerProvider()
edgeAnalyzerProvider = EdgeAnalyzerProvider()
trackAnalyzerProvider = TrackAnalyzerProvider()
# Ouf! now we can flesh out our settings object:
reader.readSettings(settings, detectorProvider, trackerProvider, spotAnalyzerProvider, edgeAnalyzerProvider, trackAnalyzerProvider)
settings.detectorFactory = ManualDetectorFactory()
# Configure tracker - We want to allow merges and fusions
settings.initialSpotFilterValue = 0
settings.trackerFactory = SparseLAPTrackerFactory()
settings.trackerSettings = LAPUtils.getDefaultLAPSettingsMap() # almost good enough
settings.trackerSettings['ALLOW_TRACK_SPLITTING'] = True
settings.trackerSettings['ALLOW_TRACK_MERGING'] = False
settings.trackerSettings['LINKING_MAX_DISTANCE'] = 40.0
settings.trackerSettings['ALLOW_GAP_CLOSING'] = True
settings.trackerSettings['ALLOW_TRACK_SPLITTING'] = True
settings.trackerSettings['GAP_CLOSING_MAX_DISTANCE'] = 30.0
settings.trackerSettings['MAX_FRAME_GAP'] = 4
# 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,
# not features are calculated.
# The displacement feature is provided by the TrackDurationAnalyzer.
settings.addTrackAnalyzer(TrackDurationAnalyzer())
settings.addTrackAnalyzer(TrackBranchingAnalyzer())
settings.addTrackAnalyzer(TrackIndexAnalyzer())
settings.addTrackAnalyzer(TrackSpeedStatisticsAnalyzer())
settings.addTrackAnalyzer(LinearTrackDescriptor())
# 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('NUMBER_SPOTS', 31, True)
settings.addTrackFilter(filter2)
#filter3 = FeatureFilter('NUMBER_GAPS', 2, False)
#settings.addTrackFilter(filter3)
filter4 = FeatureFilter('NUMBER_SPLITS', 0.5, False)
settings.addTrackFilter(filter4)
settings.addEdgeAnalyzer(EdgeTargetAnalyzer())
settings.addEdgeAnalyzer(EdgeTimeLocationAnalyzer())
settings.addEdgeAnalyzer(EdgeVelocityAnalyzer())
settings.addEdgeAnalyzer(LinearTrackEdgeStatistics())
#-------------------
# Instantiate plugin
#-------------------
logger.log(str('\n\nSETTINGS:'))
logger.log(unicode(settings))
print("tracking")
spots = model.getSpots()
# spots is a fiji.plugin.trackmate.SpotCollection
logger.log(str(spots))
logger.log(str(spots.keySet()))
# The settings object is also instantiated with the target image.
# Note that the XML file only stores a link to the image.
# If the link is not valid, the image will not be found.
#imp = settings.imp
#imp.show()
# With this, we can overlay the model and the source image:
trackmate = TrackMate(model, settings)
#--------
# Process
#--------
ok = trackmate.checkInput()
if not ok:
sys.exit(str(trackmate.getErrorMessage()))
trackmate.execInitialSpotFiltering()
trackmate.execSpotFiltering(True)
trackmate.execTracking()
trackmate.computeTrackFeatures(True)
trackmate.execTrackFiltering(True)
trackmate.computeEdgeFeatures(True)
outfile = TmXmlWriter(File(str(file[:-4] + ".trackmate.xml")))
outfile.appendSettings(settings)
outfile.appendModel(model)
outfile.writeToFile()
ISBIChallengeExporter.exportToFile(model, settings, File(str(file[:-4] + ".ISBI.xml")))
def run_trackmate(imp, path, filename, params, batch_mode=False):
# initialize trackmate model
model = Model()
# Set logger - use to see outputs, not needed in batch mode
model.setLogger(Logger.IJ_LOGGER)
# Create setting object from image
settings = Settings()
settings.setFrom(imp)
cal = imp.getCalibration()
model.setPhysicalUnits("micron", "sec")
# Configure detector
settings.detectorFactory = LogDetectorFactory()
# settings.detectorFactory = DogDetectorFactory()
settings.detectorSettings = {
'DO_SUBPIXEL_LOCALIZATION': params.do_subpixel_localization,
'RADIUS': params.radius,
'TARGET_CHANNEL': 0,
'THRESHOLD': params.threshold,
'DO_MEDIAN_FILTERING': params.do_median_filtering,
}
# print(params)
# Add spot filters
filter_quality = FeatureFilter('QUALITY', params.quality, True)
settings.addSpotFilter(filter_quality)
filter_snr = FeatureFilter('SNR', params.snr, True)
settings.addSpotFilter(filter_snr)
# Compute spot features
settings.addSpotAnalyzerFactory(SpotIntensityAnalyzerFactory())
settings.addSpotAnalyzerFactory(SpotContrastAndSNRAnalyzerFactory())
# Compute track features
settings.addTrackAnalyzer(TrackBranchingAnalyzer())
settings.addTrackAnalyzer(TrackDurationAnalyzer())
settings.addTrackAnalyzer(TrackIndexAnalyzer())
settings.addTrackAnalyzer(TrackLocationAnalyzer())
settings.addTrackAnalyzer(TrackSpeedStatisticsAnalyzer())
settings.addTrackAnalyzer(TrackSpotQualityFeatureAnalyzer())
# Update model
ModelFeatureUpdater(model, settings)
# Configure tracker
settings.trackerFactory = SparseLAPTrackerFactory()
settings.trackerSettings = LAPUtils.getDefaultLAPSettingsMap()
settings.trackerSettings[
'LINKING_MAX_DISTANCE'] = params.linking_max_distance
settings.trackerSettings[
'GAP_CLOSING_MAX_DISTANCE'] = params.gap_closing_max_distance
settings.trackerSettings['MAX_FRAME_GAP'] = params.max_frame_gap
# Add track filters
filter_T1 = FeatureFilter('TRACK_DURATION', params.track_duration, True)
filter_MTD = FeatureFilter('TRACK_DISPLACEMENT', params.track_displacement,
True)
settings.addTrackFilter(filter_T1)
settings.addTrackFilter(filter_MTD)
# Instantiate trackmate
trackmate = TrackMate(model, settings)
# Execute all
ok = trackmate.checkInput()
if not ok:
IJ.showMessage("No spots found... Adjust detection parameter.\n" +
str(trackmate.getErrorMessage()))
sys.exit(str(trackmate.getErrorMessage()))
ok = trackmate.process()
if not ok:
IJ.showMessage("No spots found... Adjust detection parameter.\n" +
str(trackmate.getErrorMessage()))
sys.exit(str(trackmate.getErrorMessage()))
filename = os.path.splitext(filename)[0] #filename without extension
outFile = File(os.path.join(path, filename + "_Tracks.xml"))
ExportTracksToXML.export(model, settings, outFile)
#imp.close()
tm_writer = TmXmlWriter(File(os.path.join(path, filename + "_TM.xml")))
tm_writer.appendModel(model)
tm_writer.appendSettings(settings)
tm_writer.writeToFile()
if not batch_mode:
selectionModel = SelectionModel(model)
displayer = HyperStackDisplayer(model, selectionModel, imp)
displayer.render()
displayer.refresh()
# Echo results with the logger we set at start:
model.getLogger().log(str(model))
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
def process(srcDir, dstDir, currentDir, fileName, keepDirectories):
print "Processing:"
# Opening the image
print "Open image file", fileName
imp = IJ.openImage(os.path.join(currentDir, fileName))
#Here we make sure the calibration are correct
units = "pixel"
TimeUnit = "unit"
newCal = Calibration()
newCal.pixelWidth = 1
newCal.pixelHeight = 1
newCal.frameInterval = 1
newCal.setXUnit(units)
newCal.setYUnit(units)
newCal.setTimeUnit(TimeUnit)
imp.setCalibration(newCal)
cal = imp.getCalibration()
dims = imp.getDimensions() # default order: XYCZT
if (dims[4] == 1):
imp.setDimensions(1, 1, dims[3])
# Start the tracking
model = Model()
#Read the image calibration
model.setPhysicalUnits(cal.getUnit(), cal.getTimeUnit())
# Send all messages to ImageJ log window.
model.setLogger(Logger.IJ_LOGGER)
settings = Settings()
settings.setFrom(imp)
# Configure detector - We use the Strings for the keys
# Configure detector - We use the Strings for the keys
settings.detectorFactory = DownsampleLogDetectorFactory()
settings.detectorSettings = {
DetectorKeys.KEY_RADIUS: 2.,
DetectorKeys.KEY_DOWNSAMPLE_FACTOR: 2,
DetectorKeys.KEY_THRESHOLD: 1.,
}
print(settings.detectorSettings)
# Configure spot filters - Classical filter on quality
filter1 = FeatureFilter('QUALITY', 0, True)
settings.addSpotFilter(filter1)
# Configure tracker - We want to allow merges and fusions
settings.trackerFactory = SparseLAPTrackerFactory()
settings.trackerSettings = LAPUtils.getDefaultLAPSettingsMap(
) # almost good enough
settings.trackerSettings['LINKING_MAX_DISTANCE'] = LINKING_MAX_DISTANCE
settings.trackerSettings['ALLOW_TRACK_SPLITTING'] = ALLOW_TRACK_SPLITTING
settings.trackerSettings['SPLITTING_MAX_DISTANCE'] = SPLITTING_MAX_DISTANCE
settings.trackerSettings['ALLOW_TRACK_MERGING'] = ALLOW_TRACK_MERGING
settings.trackerSettings['MERGING_MAX_DISTANCE'] = MERGING_MAX_DISTANCE
settings.trackerSettings[
'GAP_CLOSING_MAX_DISTANCE'] = GAP_CLOSING_MAX_DISTANCE
settings.trackerSettings['MAX_FRAME_GAP'] = MAX_FRAME_GAP
# 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,
# not features are calculated.
# The displacement feature is provided by the TrackDurationAnalyzer.
settings.addTrackAnalyzer(TrackDurationAnalyzer())
settings.addTrackAnalyzer(TrackSpeedStatisticsAnalyzer())
settings.addTrackAnalyzer(TrackBranchingAnalyzer())
filter2 = FeatureFilter('TRACK_DISPLACEMENT', 10, True)
settings.addTrackFilter(filter2)
#-------------------
# Instantiate plugin
#-------------------
trackmate = TrackMate(model, settings)
#--------
# Process
#--------
ok = trackmate.checkInput()
if not ok:
sys.exit(str(trackmate.getErrorMessage()))
ok = trackmate.process()
if not ok:
sys.exit(str(trackmate.getErrorMessage()))
#----------------
# Display results
#----------------
if showtracks:
model.getLogger().log('Found ' +
str(model.getTrackModel().nTracks(True)) +
' tracks.')
selectionModel = SelectionModel(model)
displayer = HyperStackDisplayer(model, selectionModel, imp)
displayer.render()
displayer.refresh()
# The feature model, that stores edge and track features.
fm = model.getFeatureModel()
with open(dstDir + fileName + 'tracks_properties.csv', "w") as file:
writer1 = csv.writer(file)
writer1.writerow([
"track #", "TRACK_MEAN_SPEED (micrometer.secs)",
"TRACK_MAX_SPEED (micrometer.secs)", "NUMBER_SPLITS",
"TRACK_DURATION (secs)", "TRACK_DISPLACEMENT (micrometer)"
])
with open(dstDir + fileName + 'spots_properties.csv',
"w") as trackfile:
writer2 = csv.writer(trackfile)
#writer2.writerow(["spot ID","POSITION_X","POSITION_Y","Track ID", "FRAME"])
writer2.writerow(
["Tracking ID", "Timepoint", "Time (secs)", "X pos", "Y pos"])
for id in model.getTrackModel().trackIDs(True):
# Fetch the track feature from the feature model.
v = (fm.getTrackFeature(id, 'TRACK_MEAN_SPEED') *
Pixel_calibration) / Time_interval
ms = (fm.getTrackFeature(id, 'TRACK_MAX_SPEED') *
Pixel_calibration) / Time_interval
s = fm.getTrackFeature(id, 'NUMBER_SPLITS')
d = fm.getTrackFeature(id, 'TRACK_DURATION') * Time_interval
e = fm.getTrackFeature(
id, 'TRACK_DISPLACEMENT') * Pixel_calibration
model.getLogger().log('')
model.getLogger().log('Track ' + str(id) +
': mean velocity = ' + str(v) + ' ' +
model.getSpaceUnits() + '/' +
model.getTimeUnits())
track = model.getTrackModel().trackSpots(id)
writer1.writerow(
[str(id), str(v),
str(ms), str(s),
str(d), str(e)])
for spot in track:
sid = spot.ID()
x = spot.getFeature('POSITION_X')
y = spot.getFeature('POSITION_Y')
z = spot.getFeature('TRACK_ID')
t = spot.getFeature('FRAME')
time = int(t) * int(Time_interval)
writer2.writerow(
[str(id), str(t),
str(time), str(x),
str(y)])