def processImage(self, imgdata, filtarray):
#Ignore array filter
array = imgdata['image']
imgmax = self.params['max']
imgmin = self.params['min']
outfile = os.path.join(self.params['rundir'], imgdata['filename'])
if self.params['fft'] is True:
outfile += ".fft"
outfile += ".jpg"
if imgmin > imgmax:
imgmax = array.max()
imgmin = array.min()
shape = array.shape
maxdim = max(shape)
if self.params['fft'] is True:
## fft's are binned by 2
array = imagefun.bin(array, 2)
array = imagefun.power(array)
maxdim /= 2
bin = int(math.ceil(float(maxdim / self.params['imgsize'])))
array = imagefun.bin(array, bin)
jpg.write(array,
outfile,
min=imgmin,
max=imgmax,
quality=self.params['quality'],
stdval=self.params['stdval'])
def manualCheckLoop(self, presetname=None, emtarget=None):
## copied and simplified from focuser.py
## go to preset and target
self.logger.info('Starting manual focus loop, please confirm defocus...')
self.beep()
camdata1 = {}
# configure camera using settings, but only 512x512 to save time
origcam = self.settings['camera settings']
camdata1 = self.makeCenterImageCamSettings(origcam)
camdata1['exposure time']=self.focexptime
self.instrument.ccdcamera.Settings = camdata1
pixelsize,center = self.getReciprocalPixelSizeFromInstrument()
self.ht = self.instrument.tem.HighTension
self.panel.onNewPixelSize(pixelsize,center,self.ht)
self.manualplayer.play()
self.onManualCheck()
while True:
t0 = time.time()
state = self.manualplayer.state()
if state == 'stop':
break
elif state == 'pause':
if self.manualplayer.wait() == 'stop':
break
# acquire image, show image and power spectrum
# allow user to adjust defocus and stig
correction = self.settings['correct image']
camdata1['exposure time'] = self.focexptime
self.manualchecklock.acquire()
self.instrument.ccdcamera.Settings = camdata1
try:
if correction:
imagedata = self.acquireCorrectedCameraImageData()
else:
imagedata = self.acquireCameraImageData()
imarray = imagedata['image']
except:
raise
self.manualchecklock.release()
self.manualplayer.pause()
self.logger.error('Failed to acquire image, pausing...')
continue
self.manualchecklock.release()
pow = imagefun.power(imarray, self.maskradius)
man_power = pow.astype(numpy.float32)
self.man_power = numpy.clip(man_power,self.powmin,self.powmax)
self.man_image = imarray.astype(numpy.float32)
self.panel.setManualImage(self.man_image, 'Image')
self.panel.setManualImage(self.man_power, 'Power')
#sleep if too fast in simulation
t1 = time.time()
if t1-t0 < 0.5:
time.sleep(0.5-(t1-t0))
self.onManualCheckDone()
self.logger.info('Manual focus check completed')
def processImage(self, imgdata):
stackedname = os.path.join(self.params['rundir'],
imgdata['filename'] + "power.jpg")
if os.path.isfile(stackedname) and apFile.fileSize(stackedname) > 100:
return
### make the power spectra
powerspectra = imagefun.power(imgdata['image'],
mask_radius=1.0,
thresh=4)
binpowerspectra = imagefun.bin2(powerspectra, self.params['bin'])
del powerspectra
if self.params['hp'] is True:
binpowerspectra = apImage.fermiHighPassFilter(binpowerspectra,
apix=4.0,
radius=2000.0)
binpowerspectra = apImage.normStdevMed(binpowerspectra, size=5)
binpowerspectra = apImage.pixelLimitFilter(binpowerspectra, pixlimit=4)
binpowerspectra = apImage.normRange(binpowerspectra)
### filter the image
imagedata = imagefun.bin2(imgdata['image'], self.params['bin'])
del imgdata['image']
imagedata = apImage.normStdevMed(imagedata, size=5)
imagedata = apImage.pixelLimitFilter(imagedata, pixlimit=2)
imagedata = apImage.normRange(imagedata)
### write to file
stacked = numpy.hstack([imagedata, binpowerspectra])
del imagedata, binpowerspectra
apImage.arrayToJpeg(stacked, stackedname)
def binAndAddCTFlabel(self, image, ht, rpixelsize, binning=1, defocus=None):
pow = imagefun.power(image)
binned = imagefun.bin(pow, binning)
# No ctf estimation until it works better so that this node does not
# depend on coma beam-tilt calibration
s = None
ctfdata = None
'''
try:
ctfdata = fftfun.fitFirstCTFNode(pow,rpixelsize['x'], defocus, ht)
except Exception, e:
self.logger.error("ctf fitting failed: %s" % e)
ctfdata = None
if ctfdata:
self.logger.info('z0 %.3f um, zast %.3f um (%.0f ), angle= %.1f deg' % (ctfdata[0]*1e6,ctfdata[1]*1e6,ctfdata[2]*100, ctfdata[3]*180.0/math.pi))
s = '%d' % int(ctfdata[0]*1e9)
#elif self.ace2exe:
elif False:
ctfdata = self.estimateCTF(imagedata)
z0 = (ctfdata['defocus1'] + ctfdata['defocus2']) / 2
s = '%d' % (int(z0*1e9),)
'''
if s:
t = numpil.textArray(s)
t = ndimage.zoom(t, (min(binned.shape)-40.0)*0.08/(t.shape)[0])
minvalue = arraystats.min(binned)
maxvalue = arraystats.max(binned)
t = minvalue + t * (maxvalue-minvalue)
imagefun.pasteInto(t, binned, (20,20))
return binned, ctfdata
def processImage(self, imgdata): stackedname = os.path.join(self.params['rundir'], imgdata['filename']+"power.jpg") if os.path.isfile(stackedname) and apFile.fileSize(stackedname) > 100: return ### make the power spectra powerspectra = imagefun.power(imgdata['image'], mask_radius=1.0, thresh=4) binpowerspectra = imagefun.bin2(powerspectra, self.params['bin']) del powerspectra if self.params['hp'] is True: binpowerspectra = apImage.fermiHighPassFilter(binpowerspectra, apix=4.0, radius=2000.0) binpowerspectra = apImage.normStdevMed(binpowerspectra, size=5) binpowerspectra = apImage.pixelLimitFilter(binpowerspectra, pixlimit=4) binpowerspectra = apImage.normRange(binpowerspectra) ### filter the image imagedata = imagefun.bin2(imgdata['image'], self.params['bin']) del imgdata['image'] imagedata = apImage.normStdevMed(imagedata, size=5) imagedata = apImage.pixelLimitFilter(imagedata, pixlimit=2) imagedata = apImage.normRange(imagedata) ### write to file stacked = numpy.hstack([imagedata, binpowerspectra]) del imagedata, binpowerspectra apImage.arrayToJpeg(stacked, stackedname)
def addCTFlabel(self, image, ht, rpixelsize, binning=1, defocus=None):
pow = imagefun.power(image)
binned = imagefun.bin(pow, binning)
s = None
try:
ctfdata = fftfun.fitFirstCTFNode(pow,rpixelsize['x'], defocus, ht)
except Exception, e:
self.logger.error("ctf fitting failed: %s" % e)
ctfdata = None
def splitTableau(image, split): tabimage = numpy.zeros(image.shape, image.dtype) splitsize = int(math.floor(image.shape[0]*0.5/int(split)))*2, int(math.floor(image.shape[1]*0.5/int(split)))*2 for row in range(0,image.shape[0],splitsize[0]): rowslice = slice(row,row+splitsize[0]) for col in range(0,image.shape[1],splitsize[1]): colslice = slice(col,col+splitsize[1]) if col+splitsize[1] <= image.shape[1] and row+splitsize[0] <= image.shape[0]: tabimage[rowslice,colslice] = imagefun.power(image[rowslice,colslice]) else: tabimage[rowslice,colslice] = tabimage[max(0,row-1),max(0,col-1)] return tabimage
def splitTableau(image, split):
tabimage = numpy.zeros(image.shape, image.dtype)
splitsize = int(math.floor(image.shape[0]*0.5/int(split)))*2, int(math.floor(image.shape[1]*0.5/int(split)))*2
for row in range(0,image.shape[0],splitsize[0]):
rowslice = slice(row,row+splitsize[0])
for col in range(0,image.shape[1],splitsize[1]):
colslice = slice(col,col+splitsize[1])
if col+splitsize[1] <= image.shape[1] and row+splitsize[0] <= image.shape[0]:
tabimage[rowslice,colslice] = imagefun.power(image[rowslice,colslice])
else:
tabimage[rowslice,colslice] = tabimage[max(0,row-1),max(0,col-1)]
return tabimage
def calculatePowerImage(self, imagedata):
imarray = imagedata["image"]
imageshape = imarray.shape
if imageshape[0] != imageshape[1]:
new_dim = min(imageshape)
imarray = imagefun.crop_at(imarray, (imageshape[0] / 2, imageshape[1] / 2), (new_dim, new_dim))
imageshape = imarray.shape
if self.settings["reduced"]:
size = max(imageshape)
if size > 1024:
imarray = scipy.ndimage.zoom(imarray, 1024.0 / imageshape[0])
self.logger.info("Calculating power spectrum for image")
pow = imagefun.power(imarray, self.settings["mask radius"])
self.setImage(numpy.asarray(pow, numpy.float32), "Power")
self.imageshape = imageshape
return pow
def calculatePowerImage(self, imagedata):
imarray = imagedata['image']
imageshape = imarray.shape
if imageshape[0] != imageshape[1]:
new_dim = min(imageshape)
imarray = imagefun.crop_at(imarray,
(imageshape[0] / 2, imageshape[1] / 2),
(new_dim, new_dim))
imageshape = imarray.shape
if self.settings['reduced']:
size = max(imageshape)
if size > 1024:
imarray = scipy.ndimage.zoom(imarray, 1024.0 / imageshape[0])
self.logger.info('Calculating power spectrum for image')
pow = imagefun.power(imarray, self.settings['mask radius'])
self.setImage(numpy.asarray(pow, numpy.float32), 'Power')
self.imageshape = imageshape
return pow
def padpower(image, pixelsize, fieldsize=None, mask_radius=0.5):
"""
computes power spectra of image using padding
"""
t0 = time.time()
if fieldsize is None:
fieldsize = getFieldSize(image.shape)
maxDim = max(image.shape)
powerTwo = math.ceil(math.log(maxDim)/math.log(2.0))
powerTwoDim = int(2**(powerTwo))
squareImage = imagefilter.frame_constant(image, (powerTwoDim,powerTwoDim))
envelop = twodHann(powerTwoDim)
poweravg = imagefun.power(squareImage*envelop, mask_radius)
binning = int(powerTwoDim/fieldsize)
imagefun.bin2(poweravg, binning)
freq = 1.0/(poweravg.shape[0]*pixelsize)
apDisplay.printMsg("Fast compute PSD with size %d -> %d complete in %s"
%(powerTwoDim, fieldsize, apDisplay.timeString(time.time()-t0)))
return poweravg, freq
def acquireManualFocusImage(self):
t0 = time.time()
correction = self.settings['correct image']
self.manualchecklock.acquire()
if correction:
imdata = self.acquireCorrectedCameraImageData()
else:
imdata = self.acquireCameraImageData()
imarray = imdata['image']
self.manualchecklock.release()
pow = imagefun.power(imarray, self.maskradius)
self.man_power = pow.astype(numpy.float32)
self.man_image = imarray.astype(numpy.float32)
self.panel.setManualImage(self.man_image, 'Image')
self.panel.setManualImage(self.man_power, 'Power')
#sleep if too fast in simulation
safetime = 1.0
t1 = time.time()
if t1-t0 < safetime:
time.sleep(safetime-(t1-t0))
def acquireImage(self):
imagedata = calibrator.Calibrator.acquireImage(self)
# fake acquire image for testing
#imagedata = self.fakeImage()
if imagedata is None:
return
scope = imagedata['scope']
camera = imagedata['camera']
self.mag = scope['magnification']
self.bin = camera['binning']['x']
newimage = imagedata['image']
self.shape = newimage.shape
self.imagepixelsize = self.getImagePixelSize()
size = max(self.shape)
#if size > 2048:
# newimage = scipy.ndimage.zoom(newimage, 2048.0/max(self.shape))
pow = imagefun.power(newimage, 1, 10)
pow[(0, 0)] = pow.max() * 2
self.setImage(pow, 'Power')
self.panel.acquisitionDone()
def acquireManualFocusImage(self): t0 = time.time() correction = self.settings['correct image'] self.manualchecklock.acquire() if correction: imdata = self.acquireCorrectedCameraImageData() else: imdata = self.acquireCameraImageData() imarray = imdata['image'] self.manualchecklock.release() pow = imagefun.power(imarray, self.maskradius) self.man_power = pow.astype(numpy.float32) self.man_image = imarray.astype(numpy.float32) self.panel.setManualImage(self.man_image, 'Image') self.panel.setManualImage(self.man_power, 'Power') #sleep if too fast in simulation safetime = 1.0 t1 = time.time() if t1-t0 < safetime: time.sleep(safetime-(t1-t0))
def acquireImage(self):
imagedata = calibrator.Calibrator.acquireImage(self)
# fake acquire image for testing
#imagedata = self.fakeImage()
if imagedata is None:
return
scope = imagedata['scope']
camera = imagedata['camera']
self.mag = scope['magnification']
self.bin = camera['binning']['x']
newimage = imagedata['image']
self.shape = newimage.shape
self.imagepixelsize = self.getImagePixelSize()
size = max(self.shape)
if size > 2048:
newimage = scipy.ndimage.zoom(newimage, 2048.0/max(self.shape))
pow = imagefun.power(newimage, 1,10)
pow[(0,0)] = pow.max()*2
self.setImage(pow, 'Power')
self.panel.acquisitionDone()
def processImage(self, imgdata, filtarray): #Ignore array filter array = imgdata['image'] imgmax = self.params['max'] imgmin = self.params['min'] outfile = os.path.join(self.params['rundir'], imgdata['filename']) if self.params['fft'] is True: outfile+=".fft" outfile+=".jpg" if imgmin > imgmax: imgmax = array.max() imgmin = array.min() shape = array.shape maxdim = max(shape) if self.params['fft'] is True: ## fft's are binned by 2 array = imagefun.bin(array,2) array = imagefun.power(array) maxdim/=2 bin = int(math.ceil(float(maxdim/self.params['imgsize']))) array = imagefun.bin(array,bin) jpg.write(array, outfile, min=imgmin, max=imgmax, quality=self.params['quality'], stdval=self.params['stdval'])
def binAndAddCTFlabel(self,
image,
ht,
cs,
rpixelsize,
binning=1,
defocus=None):
pow = imagefun.power(image)
binned = imagefun.bin(pow, binning)
# No ctf estimation until it works better so that this node does not
# depend on coma beam-tilt calibration
s = None
ctfdata = None
'''
try:
ctfdata = fftfun.fitFirstCTFNode(pow,rpixelsize['x'], defocus, ht, cs)
except Exception, e:
self.logger.error("ctf fitting failed: %s" % e)
ctfdata = None
if ctfdata:
self.logger.info('z0 %.3f um, zast %.3f um (%.0f ), angle= %.1f deg' % (ctfdata[0]*1e6,ctfdata[1]*1e6,ctfdata[2]*100, ctfdata[3]*180.0/math.pi))
s = '%d' % int(ctfdata[0]*1e9)
#elif self.ace2exe:
elif False:
ctfdata = self.estimateCTF(imagedata)
z0 = (ctfdata['defocus1'] + ctfdata['defocus2']) / 2
s = '%d' % (int(z0*1e9),)
'''
if s:
t = numpil.textArray(s)
t = ndimage.zoom(t,
(min(binned.shape) - 40.0) * 0.08 / (t.shape)[0])
minvalue = arraystats.min(binned)
maxvalue = arraystats.max(binned)
t = minvalue + t * (maxvalue - minvalue)
imagefun.pasteInto(t, binned, (20, 20))
return binned, ctfdata
x = args[0]
y = args[1]
fig = self.get_figure()
axes = fig.gca()
axes.plot(x,y)
def clear(self):
fig = self.get_figure()
axes = fig.gca()
axes.cla()
if __name__ == '__main__':
import wx
import numextension
from pyami import mrc
from pyami import imagefun
import sys
im = mrc.read(sys.argv[1])
pow = imagefun.power(im)
b = numextension.radialPower(pow, 5, 20)
app = wx.PySimpleApp()
frame = wx.Frame(None, -1, title='My Plot')
plotpanel = PlotPanel(frame, -1)
#b = [2,3,5,4,3]
plotpanel.plot(b)
frame.Show()
app.MainLoop()
#print phaseshift[c[0],:] * 180.0 / math.pi
correction = numpy.cos(phaseshift)+numpy.sin(phaseshift)*complex(0,1)
return correction
def correctBeamTiltPhaseShift(imgarray,pixelsize,beamtilt,Cs,ht):
fft = fftpack.fft2(imgarray)
beamtilt = (0.0,1e-4)
Cs = 2e-3
pixelsize = 1e-10
ht = 120000
wavelength = getElectronWavelength(ht)
correction = getBeamTiltPhaseShiftCorrection(fft.shape,beamtilt,Cs,wavelength,pixelsize)
cfft = fft * correction
corrected_image = fftpack.ifft2(cfft)
return corrected_image
if __name__ == '__main__':
a = mrc.read('test.mrc')
# pixel size in meters
pixelsize = 6e-10
Cs=2e-3
ht=300000
pow = imagefun.power(a)
mrc.write(pow,'pow.mrc')
dimension = {'x':a.shape[1],'y':a.shape[0]}
imagepixelsize = {'x':pixelsize,'y':pixelsize}
rpixelsize = {'x':1.0/(imagepixelsize['x']*dimension['x']),'y':1.0/(imagepixelsize['y']*dimension['y'])}
ctfdata = fitFirstCTFNode(pow,rpixelsize['x'], None, ht)
print ctfdata
#print phaseshift[c[0],:] * 180.0 / math.pi
correction = numpy.cos(phaseshift)+numpy.sin(phaseshift)*complex(0,1)
return correction
def correctBeamTiltPhaseShift(imgarray,pixelsize,beamtilt,Cs,ht):
fft = fftpack.fft2(imgarray)
beamtilt = (0.0,1e-4)
Cs = 2e-3
pixelsize = 1e-10
ht = 120000
wavelength = getElectronWavelength(ht)
correction = getBeamTiltPhaseShiftCorrection(fft.shape,beamtilt,Cs,wavelength,pixelsize)
cfft = fft * correction
corrected_image = fftpack.ifft2(cfft)
return corrected_image
if __name__ == '__main__':
a = mrc.read('test.mrc')
# pixel size in meters
pixelsize = 6e-10
Cs=2e-3
ht=300000
pow = imagefun.power(a)
mrc.write(pow,'pow.mrc')
dimension = {'x':a.shape[1],'y':a.shape[0]}
imagepixelsize = {'x':pixelsize,'y':pixelsize}
rpixelsize = {'x':1.0/(imagepixelsize['x']*dimension['x']),'y':1.0/(imagepixelsize['y']*dimension['y'])}
ctfdata = fitFirstCTFNode(pow,rpixelsize['x'], None, ht)
print ctfdata
def power(image, pixelsize, fieldsize=None, mask_radius=0.5, msg=True):
"""
computes power spectra of image using sub-field averaging
image - (2d numpy float array) image to compute power spectra
pixelsize - (float) used to compute frequency, freq.
can be either Angstroms or meters, but freq will have same inverse units
fieldsize - (integer) size of box
mask_radius - (float) passed to imagefun.power(),
creates a mask of size mask_radius in the center
TODO: add median flag, requires saving individual power spectra rather than summing
"""
if fieldsize is None:
fieldsize = getFieldSize(image.shape)
t0 = time.time()
xsize, ysize = image.shape
xnumstep = int(math.floor(xsize/float(fieldsize)))*2-1
ynumstep = int(math.floor(ysize/float(fieldsize)))*2-1
f = fieldsize
#powersum = numpy.zeros((fieldsize,fieldsize))
#envelop = numpy.ones((fieldsize,fieldsize))
envelop = twodHann(fieldsize)
count = 0
psdlist = []
if msg is True:
sys.stderr.write("Computing power spectra in %dx%d blocks"%(fieldsize,fieldsize))
for i in range(xnumstep):
for j in range(ynumstep):
count += 1
x1 = f*i/2
x2 = x1 + f
y1 = f*j/2
y2 = y1 + f
if debug is True:
print "%03d: %d:%d, %d:%d"%(count, x1, x2, y1, y2)
elif msg is True:
sys.stderr.write(".")
cutout = image[x1:x2, y1:y2]
powerspec = imagefun.power(cutout*envelop, mask_radius)
psdlist.append(powerspec)
if xsize%fieldsize > fieldsize*0.1:
for j in range(ynumstep):
count += 1
x1 = xsize-f
x2 = xsize
y1 = f*j/2
y2 = y1 + f
if debug is True:
print "%03d: %d:%d, %d:%d"%(count, x1, x2, y1, y2)
elif msg is True:
sys.stderr.write(".")
cutout = image[x1:x2, y1:y2]
powerspec = imagefun.power(cutout*envelop, mask_radius)
psdlist.append(powerspec)
if ysize%fieldsize > fieldsize*0.1:
for i in range(xnumstep):
count += 1
x1 = f*i/2
x2 = x1 + f
y1 = ysize-f
y2 = ysize
if debug is True:
print "%03d: %d:%d, %d:%d"%(count, x1, x2, y1, y2)
elif msg is True:
sys.stderr.write(".")
cutout = image[x1:x2, y1:y2]
powerspec = imagefun.power(cutout*envelop, mask_radius)
psdlist.append(powerspec)
sys.stderr.write("\n")
freq = 1.0/(powerspec.shape[0]*pixelsize)
#poweravg = numpy.array(psdlist).mean(0)
apDisplay.printMsg("Computing median of power spectra series")
poweravg = numpy.median(psdlist, axis=0)
if msg is True:
apDisplay.printMsg("Compute PSD with fieldsize %d and %d images complete in %s"
%(fieldsize, count, apDisplay.timeString(time.time()-t0)))
return poweravg, freq
x = args[0]
y = args[1]
fig = self.get_figure()
axes = fig.gca()
axes.plot(x, y)
def clear(self):
fig = self.get_figure()
axes = fig.gca()
axes.cla()
if __name__ == '__main__':
import wx
import numextension
from pyami import mrc
from pyami import imagefun
import sys
im = mrc.read(sys.argv[1])
pow = imagefun.power(im)
b = numextension.radialPower(pow, 5, 20)
app = wx.PySimpleApp()
frame = wx.Frame(None, -1, title='My Plot')
plotpanel = PlotPanel(frame, -1)
#b = [2,3,5,4,3]
plotpanel.plot(b)
frame.Show()
app.MainLoop()
#poweravg = numpy.array(psdlist).mean(0)
apDisplay.printMsg("Computing median of power spectra series")
poweravg = numpy.median(psdlist, axis=0)
if msg is True:
apDisplay.printMsg("Compute PSD with fieldsize %d and %d images complete in %s"
%(fieldsize, count, apDisplay.timeString(time.time()-t0)))
return poweravg, freq
#===================
#===================
#===================
if __name__ == "__main__":
a = mrc.read("/home/vosslab/test.mrc")
a = imagefilter.planeRegression(a)
fullpower = imagefun.power(a)
#imagestat.printImageInfo(a)
t0 = time.time()
x = numpy.arange(6, 13)
N = 2**x
print N
for n in N:
print "====================================="
b = power(a, n)
b = imagefilter.frame_cut(b, numpy.array(b.shape)/2)
imagefile.arrayToPng(b, "%04d-field.png"%(n))
imagestat.printImageInfo(b)
bin = int(round(2**12/n))
b = imagefun.bin2(fullpower, bin)
b = imagefilter.frame_cut(b, numpy.array(b.shape)/2)
def manualCheckLoop(self, presetname=None, emtarget=None):
## copied and simplified from focuser.py
## go to preset and target
self.logger.info(
'Starting manual focus loop, please confirm defocus...')
self.beep()
camdata1 = {}
# configure camera using settings, but only 512x512 to save time
origcam = self.settings['camera settings']
camdata1 = self.makeCenterImageCamSettings(origcam)
camdata1['exposure time'] = self.focexptime
self.instrument.ccdcamera.Settings = camdata1
pixelsize, center = self.getReciprocalPixelSizeFromInstrument()
self.ht = self.instrument.tem.HighTension
self.cs = self.getTEMCsValue()
self.panel.onNewPixelSize(pixelsize, center, self.ht, self.cs)
self.manualplayer.play()
self.onManualCheck()
while True:
t0 = time.time()
state = self.manualplayer.state()
if state == 'stop':
break
elif state == 'pause':
if self.manualplayer.wait() == 'stop':
break
# acquire image, show image and power spectrum
# allow user to adjust defocus and stig
correction = self.settings['correct image']
camdata1['exposure time'] = self.focexptime
self.manualchecklock.acquire()
self.instrument.ccdcamera.Settings = camdata1
try:
if correction:
imagedata = self.acquireCorrectedCameraImageData()
else:
imagedata = self.acquireCameraImageData()
imarray = imagedata['image']
except:
raise
self.manualchecklock.release()
self.manualplayer.pause()
self.logger.error('Failed to acquire image, pausing...')
continue
self.manualchecklock.release()
pow = imagefun.power(imarray, self.maskradius)
man_power = pow.astype(numpy.float32)
self.man_power = numpy.clip(man_power, self.powmin, self.powmax)
self.man_image = imarray.astype(numpy.float32)
self.panel.setManualImage(self.man_image, 'Image')
self.panel.setManualImage(self.man_power, 'Power')
#sleep if too fast in simulation
t1 = time.time()
if t1 - t0 < 0.5:
time.sleep(0.5 - (t1 - t0))
self.onManualCheckDone()
self.logger.info('Manual focus check completed')
