def defineSteps(self):
self.insertImportOfFiles([self.Input["microscope"]])
# self.insertStep('createLink2', filename="microscope.xmd",dirSrc=self.importDir,dirDest=self.WorkingDir)
self.insertStep("createDir", verifyfiles=[self.ExtraDir], path=self.ExtraDir)
self.insertStep(
"changeSamplingRate",
fnIn=self.Input["acquisition"],
fnOut=self.getFilename("acquisition"),
downsampleFactor=self.DownsampleFactor,
)
MD = xmipp.MetaData(self.Input["micrographs"])
previousId = XmippProjectDb.FIRST_STEP
IOTable = {}
MD.removeDisabled()
for i in MD:
fnMicrograph = MD.getValue(xmipp.MDL_MICROGRAPH, i)
fnOut = os.path.join(self.ExtraDir, replaceBasenameExt(fnMicrograph, ".mrc"))
IOTable[fnMicrograph] = fnOut
self.insertParallelStep(
"doDownsample",
verifyfiles=[fnOut],
parent_step_id=XmippProjectDb.FIRST_STEP,
fnMicrograph=fnMicrograph,
fnOut=fnOut,
downsampleFactor=self.DownsampleFactor,
)
self.insertStep(
"gatherResults",
WorkingDir=self.WorkingDir,
ImportDir=self.importDir,
IOTable=IOTable,
downsampleFactor=self.DownsampleFactor,
tiltPairs=self.TiltPairs,
)
def xmippMicrographsToEmx(micMd, emxData, emxDir):
""" Export micrographs from xmipp metadata to EMX.
"""
#acquisionInfo = findAcquisitionInfo(self.SelFileNameInitial)
from protlib_particles import readPosCoordinates
md = MetaData(micMd)
acquisionInfo = findAcquisitionInfo(md.getValue(MDL_MICROGRAPH, md.firstObject()))
micFn = 'mic%06d.mrc'
index = 0
pIndex = 0
img = Image()
hasCtf = md.containsLabel(MDL_CTF_MODEL)
filesRoot = dirname(micMd)
#assume sam pixelspacing for every micrograph
acquisionInfo = findAcquisitionInfo(md.getValue(MDL_MICROGRAPH, md.firstObject()))
if not acquisionInfo is None:
mdAux = MetaData(acquisionInfo)
pixelSpacing = mdAux.getValue(MDL_SAMPLINGRATE, mdAux.firstObject())
else:
pixelSpacing = 1.
for objId in md:
fnIn = md.getValue(MDL_MICROGRAPH, objId)
index += 1
fnOut = micFn % index
img.read(fnIn)
img.write(join(emxDir, fnOut))
micrograph = EmxMicrograph(fnOut)
# Set CTF parameters if present
if hasCtf:
xmippCtfToEmx(md, objId, micrograph)
posFile = join(filesRoot, 'extra', replaceBasenameExt(fnIn, POSENDING))
if exists(posFile):
mdPos = readPosCoordinates(posFile)
for pId in mdPos:
pIndex += 1
# We are using here a dummy filename, since not make sense
# for particles with just coordinates
particle = EmxParticle("", pIndex)
particle.set('centerCoord__X', mdPos.getValue(MDL_XCOOR, pId))
particle.set('centerCoord__Y', mdPos.getValue(MDL_YCOOR, pId))
particle.setMicrograph(micrograph)
emxData.addObject(particle)
micrograph.set('pixelSpacing__X',pixelSpacing)
micrograph.set('pixelSpacing__Y',pixelSpacing)
micrograph.set(COMMENT,'original filename=%s'%fnIn)
emxData.addObject(micrograph)
# Write EMX particles
_writeEmxData(emxData, join(emxDir, 'micrographs.emx'))
def emxCoordsToXmipp(emxData, filesRoot, mdFn=None):
""" This function will iterate for each particle and
create several .pos metadata (one per micrograph) where
the coordinates will written.
"""
mdDict = {}
# Create a dictionary for each micrograph
for mic in emxData.iterClasses(MICROGRAPH):
micFileName = mic.get(FILENAME)
if micFileName is None:
raise Exception("emxCoordsToXmipp: Xmipp doesn't support Micrograph without filename")
mdDict[micFileName] = MetaData()
#loop through particles and save coordinates in the right place
for part in emxData.iterClasses(PARTICLE):
mic = part.getMicrograph()
micFileName = mic.get(FILENAME)
md = mdDict[micFileName]
objId = md.addObject()
md.setValue(MDL_XCOOR, int(part.get('centerCoord__X')), objId)
md.setValue(MDL_YCOOR, int(part.get('centerCoord__Y')), objId)
#save metadtas with coordinates
createFn = False
if mdFn is None:
createFn=True
for mic in emxData.iterClasses(MICROGRAPH):
micFileName = mic.get(FILENAME)
md = mdDict[micFileName]
if createFn:
mdFn = join(filesRoot, replaceBasenameExt(micFileName, POSENDING))
#else reading single file in which I give the filename
md.write('particles@' + mdFn)
#save boxsize
part = emxData.iterClasses(PARTICLE)[0]
if part.has('boxSize__X'):
boxSize = part.get('boxSize__X')
md = MetaData()
objId = md.addObject()
md.setValue(MDL_PICKING_PARTICLE_SIZE, int(boxSize), objId)
md.write('properties@' + join(filesRoot, 'config.xmd'))
def defineSteps(self):
#temporary normalized files
images_xmd = join(self.ExtraDir, 'images.xmd')
#create extra output directory
self.insertStep('createDir', verifyfiles=[self.ExtraDir], path=self.ExtraDir)
self.insertStep("linkAcquisitionInfo", InputFile=self.ImgMd, dirDest=self.WorkingDir)
#normalize data
if self.DoContinue:
self._insertStepsContinue()
firstIteration = getIteration(self.optimiserFileName)
else:
if self.DoNormalizeInputImage:
images_stk = join(self.ExtraDir, 'images_normalized.stk')
images_xmd = join(self.ExtraDir, 'images_normalized.xmd')
self.insertStep('runNormalizeRelion', verifyfiles=[images_stk, images_xmd],
inputMd = self.ImgMd,
outputMd = images_stk,
normType = 'NewXmipp',
bgRadius = int(self.MaskRadiusA/self.SamplingRate),
Nproc = self.NumberOfMpi*self.NumberOfThreads
)
else:
imgFn = FileName(self.ImgMd).removeBlockName()
self.insertStep('createLink',
verifyfiles=[images_xmd],
source=imgFn,
dest=images_xmd)
# convert input metadata to relion model
self.ImgStar = self.extraPath(replaceBasenameExt(images_xmd, '.star'))
self.insertStep('convertImagesMd', verifyfiles=[self.ImgStar],
inputMd=images_xmd,
outputRelion=self.ImgStar
)
self._insertSteps()
firstIteration = 1
self.defineSteps2(firstIteration, self.NumberOfIterations, self.NumberOfClasses)
def emxMicsToXmipp(emxData,
outputFileName=MICFILE,
filesPrefix=None,
ctfRoot=''
):
""" This function will iterate over the EMX micrographs and create
the equivalent Xmipp 'micrographs.xmd' with the list of micrographs.
If CTF information is found, for each micrograph, an attribute CTF_MODEL
will be added to the micrograph file as expected by Xmipp.
This function will NOT create the CTF param files. See emxCTFToXmipp
"""
samplingRate = 0.
oldSamplingRate = -1.
mdMic = MetaData()
mdCtfParam = MetaData()
hasCTF = False
# if (emxData.objLists[PARTICLE][0]).get('defocusU') is not None\
# or \
if (emxData.objLists[MICROGRAPH][0]).get('defocusU') is not None:
hasCTF = True
for micrograph in emxData.iterClasses(MICROGRAPH):
micIndex = micrograph.get(INDEX)
micFileName = micrograph.get(FILENAME)
if micFileName is None:
raise Exception("emxMicsToXmipp: Xmipp doesn't support Micrograph without filename")
if filesPrefix is not None:
micFileName = join(filesPrefix, micFileName)
# micIndex is ignored now, in a more general solution
# Xmipp should be able to handle micrographs in a stack
# where the index has sense....
mdMicId = mdMic.addObject()
mdMic.setValue(MDL_MICROGRAPH, micFileName, mdMicId)
if hasCTF:
ctfModelFileName = join(ctfRoot, replaceBasenameExt(micFileName, CTFENDING))
mdMic.setValue(MDL_CTF_MODEL, ctfModelFileName, mdMicId)
#sampling is set in another function
_samRateX = micrograph.get('pixelSpacing__X')
_samRateY = micrograph.get('pixelSpacing__Y')
if _samRateY is not None:
if _samRateX != _samRateY:
raise Exception ('pixelSpacingX != pixelSpacingY. Xmipp does not support it')
if _samRateX is not None:
samplingRate = _samRateX
if (oldSamplingRate > -1):
if oldSamplingRate != samplingRate:
raise Exception ('Xmipp emx import cannot import emx files with different samplingRate')
oldSamplingRate = samplingRate
# Sort metadata by micrograph name
mdMic.sort(MDL_MICROGRAPH)
# Write micrographs metadata
mdMic.write('Micrographs@' + outputFileName)
return samplingRate
def emxCTFToXmipp(emxData,
outputFileName=MICFILE,
filesPrefix='', #dirname
ctfRoot='',
_voltage=None,
_sphericalAberration=None,
_samplingRate=None,
_amplitudeContrast=None
):
""" This function will iterate over the EMX micrographs and create
a file .ctfparam for each micrograph.
"""
hasCTFMicro = False
hasCTFParticle = False
if emxData.objLists[PARTICLE] and (emxData.objLists[PARTICLE][0]).get('defocusU') is not None:
hasCTFParticle = True
objectClass = PARTICLE
if (emxData.objLists[MICROGRAPH][0]).get('defocusU') is not None:
hasCTFMicro = True
objectClass = MICROGRAPH
if not (hasCTFParticle or hasCTFMicro):
print "No CTF information available"
return # no ctf info
#fill metadata with CTF info
#objMd = MetaData()
for object in emxData.iterClasses(objectClass):
objIndex = object.get(INDEX)
objFileName = object.get(FILENAME)
if objFileName is None:
raise Exception("emxCTFToXmipp: Xmipp doesn't support Objects without filename")
elif objIndex is not None:
objFileName = join(filesPrefix, "%06d@%s"%(int(objIndex),objFileName))
else:
objFileName = join(filesPrefix, "%s"%(objFileName))
ctfModelFileName = join(ctfRoot, replaceBasenameExt(objFileName, CTFENDING))
ctf = CTFDEFOCUS()
# Set the variables in the dict
for var in CTF.ctfVarLabels.keys():
setattr(ctf, var, object.get(var))
if not ctfRoot:# is None:
ctfRoot = dirname(outputFileName)
for micrograph in emxData.iterClasses(MICROGRAPH):
micIndex = micrograph.get(INDEX)
micFileName = micrograph.get(FILENAME)
samplingRate = 0.
voltage = 0.
cs = 0.
amplitudeContrast = 0.
oldSamplingRate = -1.
oldVoltage = -1.
oldCs = -1.
oldAmplitudeContrast = -1.0
for micrograph in emxData.iterClasses(MICROGRAPH):
micIndex = micrograph.get(INDEX)
micFileName = micrograph.get(FILENAME)
if micFileName is None:
raise Exception("emxMicsToXmipp: Xmipp doesn't support Micrograph without filename")
# if micFileName is None:
# raise Exception("emxCTFToXmipp: Xmipp doesn't support Objects without filename")
elif micIndex is not None:
objFileName = join(filesPrefix, "%06d@%s"%(int(micIndex),micFileName))
else:
objFileName = join(filesPrefix, "%s"%(micFileName))
ctfModelFileName = join(ctfRoot, replaceBasenameExt(micFileName, CTFENDING))
ctf = CTF()
ctf.pixelSpacing__Y = micrograph.get('pixelSpacing__Y')
# Set the variables in the dict
for var in CTF.ctfVarLabels.keys():
setattr(ctf, var, micrograph.get(var))
# Now do some adjusments to vars
if ctf.defocusU is not None:
ctf.defocusU *= 10.
if ctf.defocusV is None:
ctf.defocusV = ctf.defocusU
ctf.defocusUAngle = 0.
else:
ctf.defocusV *= 10.
if ctf.pixelSpacing__Y is not None:
if ctf.pixelSpacing__X != ctf.pixelSpacing__Y:
raise Exception ('pixelSpacingX != pixelSpacingY. Xmipp does not support it')
if ctf.pixelSpacing__X is not None:
samplingRate = ctf.pixelSpacing__X
if (oldSamplingRate > -1):
if oldSamplingRate != samplingRate:
raise Exception ('Xmipp emx import cannot import emx files with different samplingRate')
oldSamplingRate = samplingRate
if ctf.acceleratingVoltage is not None:
voltage = ctf.acceleratingVoltage
if (oldVoltage > -1):
if oldVoltage != voltage:
raise Exception ('Xmipp emx import cannot import emx files with different voltage')
oldVoltage = voltage
if ctf.cs is not None:
cs = ctf.cs
if (oldCs > -1):
if oldCs != cs:
raise Exception ('Xmipp emx import cannot import emx files with different cs')
oldCs = cs
if ctf.amplitudeContrast is not None:
amplitudeContrast = ctf.amplitudeContrast
if (oldAmplitudeContrast > -1):
if oldAmplitudeContrast != amplitudeContrast:
raise Exception ('Xmipp emx import cannot import emx files with different amplitudeContrast')
oldAmplitudeContrast = amplitudeContrast
# Create the .ctfparam, replacing the micrograph name
#write only if ctf information is available
if (ctf.acceleratingVoltage is not None and
ctf.cs is not None and
ctf.amplitudeContrast is not None
):
mdCtf = RowMetaData()
for var, label in CTF.ctfVarLabels.iteritems():
v = getattr(ctf, var)
if v is not None:
mdCtf.setValue(label, float(v))
mdCtf.setValue(MDL_CTF_K, 1.0)
mdCtf.write(ctfModelFileName)
# Sort metadata by micrograph name
#mdMic.sort(MDL_MICROGRAPH)
# Write micrographs metadata
#mdMic.write('Micrographs@' + outputFileName)
return voltage, cs, samplingRate
