def getval(lon, lat):
'''
get the image intensity at (lon,lat) in secs
'''
x,y = lrit.lonlat2xy(
prj_dir=lrit_settings['prj_dir'],
prj_lon=lrit_settings['prj_lon'],
lon=sec2degree(lon),
lat=sec2degree(lat),
)
c,l = lrit.xy2cl(
cfac=lrit_settings['CFAC'],
lfac=lrit_settings['LFAC'],
coff=lrit_settings['COFF'],
loff=lrit_settings['LOFF'],
x=x,
y=y
)
(r,g,b) = img.getpixel((c,l))
if d == 1:
intensity = (r/255.+g/255.+g/255.)/3.
return numpy.asarray([intensity], dtype=theano.config.floatX)
elif d == 3:
return numpy.asarray([r, g, b], dtype=theano.config.floatX)
else:
raise NotImplementedError
def getval(lon, lat, d):
'''
get the image intensity at (lon,lat) in secs
'''
x,y = lrit.lonlat2xy(
prj_dir=self.lrit_settings['prj_dir'],
prj_lon=self.lrit_settings['prj_lon'],
lon=sec2degree(lon),
lat=sec2degree(lat),
)
c,l = lrit.xy2cl(
cfac=self.lrit_settings['CFAC'],
lfac=self.lrit_settings['LFAC'],
coff=self.lrit_settings['COFF'],
loff=self.lrit_settings['LOFF'],
x=x,
y=y
)
(r,g,b) = img.getpixel((c,l))
intensity = (r/255.+g/255.+g/255.)/3.
return intensity
