def source_finder(self, image=None, thresh=None,
noise=None, lsmname=None, **kw):
#TODO look for other source finders and how they operate
thresh = thresh or self.pos_smooth
image = image or self.imagename
ext = utils.fits_ext(image)
tpos = tempfile.NamedTemporaryFile(suffix="."+ext, dir=".")
tpos.flush()
# data smoothing
mask, noise = utils.thresh_mask(
image, tpos.name,
thresh=thresh, noise=self.noise,
sigma=True, smooth=True)
lsmname = lsmname or self.poslsm
# source extraction
utils.sources_extraction(
image=tpos.name, output=lsmname,
sourcefinder_name=self.sourcefinder_name,
blank_limit=self.noise/100.0, prefix=self.prefix,
**kw)
def source_finder(self, image=None, thresh=None, prefix=None,
noise=None, output=None, savemask=None, **kw):
#kw.update(kwards)
tpos = None
naxis = self.header["NAXIS1"]
boundary = numpy.array([self.locstep, self.cfstep])
#trim_box = (boundary.max(), naxis - boundary.max(),
# boundary.max(), naxis - boundary.max())
trim_box = None
# data smoothing
if self.smoothing:
ext = utils.fits_ext(image)
tpos = tempfile.NamedTemporaryFile(suffix="."+ext, dir=".")
tpos.flush()
mask, noise = utils.thresh_mask(image, tpos.name,
thresh=thresh, noise=self.noise,
sigma=True, smooth=True, prefix=prefix,
savemask=savemask)
# using the masked image for forming islands
kw["detection_image"] = tpos.name
kw["blank_limit"] = self.noise/1.0e5
# source extraction
utils.sources_extraction(
image=image, output=output,
sourcefinder_name=self.sourcefinder_name,
trim_box=trim_box,
prefix=self.prefix, **kw)
if tpos:
tpos.close()
def source_finder(self,
image=None,
thresh=None,
prefix=None,
noise=None,
output=None,
savemask=None,
**kw):
#kw.update(kwards)
tpos = None
naxis = self.header["NAXIS1"]
boundary = numpy.array([self.locstep, self.cfstep])
#trim_box = (boundary.max(), naxis - boundary.max(),
# boundary.max(), naxis - boundary.max())
trim_box = None
# data smoothing
if self.smoothing:
ext = utils.fits_ext(image)
tpos = tempfile.NamedTemporaryFile(suffix="." + ext, dir=".")
tpos.flush()
mask, noise = utils.thresh_mask(image,
tpos.name,
thresh=thresh,
noise=self.noise,
sigma=True,
smooth=True,
prefix=prefix,
savemask=savemask)
# using the masked image for forming islands
kw["detection_image"] = tpos.name
kw["blank_limit"] = self.noise / 1.0e5
# source extraction
utils.sources_extraction(image=image,
output=output,
sourcefinder_name=self.sourcefinder_name,
trim_box=trim_box,
prefix=self.prefix,
**kw)
if tpos:
tpos.close()