def iainfgen(f, Iab):
from iaunion import iaunion
from iadil import iadil
from ianeg import ianeg
A, Bc = Iab
y = iaunion(iadil(f, A), iadil(ianeg(f), Bc))
return y
def iaero(f, b=None):
from ianeg import ianeg
from iadil import iadil
from iasereflect import iasereflect
from iasecross import iasecross
if b is None: b = iasecross()
y = ianeg(iadil(ianeg(f), iasereflect(b)))
return y
def iaopen(f, b=None):
from iadil import iadil
from iaero import iaero
from iasecross import iasecross
if b is None:
b = iasecross()
y = iadil( iaero(f,b),b)
return y
def iagradm(f, Bdil=None, Bero=None):
from iasubm import iasubm
from iadil import iadil
from iaero import iaero
from iasecross import iasecross
if Bdil is None: Bdil = iasecross()
if Bero is None: Bero = iasecross()
y = iasubm( iadil(f,Bdil),iaero(f,Bero))
return y
def iaero(f, b=None):
from ianeg import ianeg
from iadil import iadil
from iasereflect import iasereflect
from iasecross import iasecross
if b is None:
b = iasecross()
y = ianeg(iadil(ianeg(f), iasereflect(b)))
return y
def iaclose(f, b=None):
from iaero import iaero
from iadil import iadil
from iasecross import iasecross
if b is None:
b = iasecross()
y = iaero(iadil(f, b), b)
return y
def iacdil(f, g, b=iasecross(), n=1):
from iaintersec import iaintersec
from iadil import iadil
from iaisequal import iaisequal
y = iaintersec(f, g)
for i in range(n):
aux = y
y = iaintersec(iadil(y, b), g)
if iaisequal(y, aux): break
return y
def iacdil(f, g, b=iasecross(), n=1):
from iaintersec import iaintersec
from iadil import iadil
from iaisequal import iaisequal
y = iaintersec(f,g)
for i in xrange(n):
aux = y
y = iaintersec( iadil(y,b),g)
if iaisequal(y,aux): break
return y
def iaskelmrec(f, B=None):
from iabinary import iabinary
from iaintersec import iaintersec
from iadil import iadil
from iaunion import iaunion
from iasecross import iasecross
if B is None:
B = iasecross(None)
y = iabinary(iaintersec(f, 0))
for r in range(max(ravel(f)), 1, -1):
y = iadil(iaunion(y, iabinary(f, r)), B)
y = iaunion(y, iabinary(f, 1))
return y
def iaskelmrec(f, B=None):
from iabinary import iabinary
from iaintersec import iaintersec
from iadil import iadil
from iaunion import iaunion
from iasecross import iasecross
if B is None:
B = iasecross(None)
y = iabinary( iaintersec(f, 0))
for r in range(max(ravel(f)),1,-1):
y = iadil( iaunion(y,iabinary(f,r)), B)
y = iaunion(y, iabinary(f,1))
return y
def iabshow(f1, f2=None, f3=None, factor=17):
from iabinary import iabinary
from iaframe import iaframe
from iadil import iadil
from iaunion import iaunion
from iasedisk import iasedisk
from iaserot import iaserot
from iasecross import iasecross
from iasesum import iasesum
assert f1.dtype == bool, 'f1 must be boolean image'
factor = max(factor, 9)
hfactor = factor / 2
if size(f1.shape) == 1:
f1 = f1[newaxis, :]
if f2 != None: f2 = f2[newaxis, :]
if f3 != None: f3 = f3[newaxis, :]
bz = zeros(factor * array(f1.shape)).astype(bool)
b0 = asarray(bz)
b0[hfactor::factor, hfactor::factor] = f1
fr1 = iaframe(zeros((factor, factor), bool))
fr1 = iadil(b0, fr1)
if f2 != None:
assert f1.shape == f2.shape, 'f1 and f2 must have same shape'
b1 = asarray(bz)
b1[hfactor::factor, hfactor::factor] = f2
fr2 = iadil(b1, iasedisk(hfactor - 4))
fr1 = iaunion(fr1, fr2)
if f3 != None:
assert f1.shape == f3.shape, 'f1 and f3 must have same shape'
bz[hfactor::factor, hfactor::factor] = f3
fr3 = iadil(bz, iasesum(iaserot(iasecross(1), 45), hfactor - 1))
fr1 = iaunion(fr1, fr3)
return fr1
def iabshow(f1, f2=None, f3=None, factor=17):
from iabinary import iabinary
from iaframe import iaframe
from iadil import iadil
from iaunion import iaunion
from iasedisk import iasedisk
from iaserot import iaserot
from iasecross import iasecross
from iasesum import iasesum
assert f1.dtype == bool, 'f1 must be boolean image'
factor = max(factor,9)
hfactor = factor/2
if size(f1.shape) == 1:
f1 = f1[newaxis,:]
if f2 != None: f2 = f2[newaxis,:]
if f3 != None: f3 = f3[newaxis,:]
bz = zeros(factor * array(f1.shape)).astype(bool)
b0 = asarray(bz)
b0[hfactor::factor,hfactor::factor] = f1
fr1 = iaframe(zeros((factor,factor),bool))
fr1 = iadil(b0,fr1)
if f2 != None:
assert f1.shape == f2.shape, 'f1 and f2 must have same shape'
b1 = asarray(bz)
b1[hfactor::factor,hfactor::factor] = f2
fr2 = iadil(b1,iasedisk(hfactor - 4))
fr1 = iaunion(fr1,fr2)
if f3 != None:
assert f1.shape == f3.shape, 'f1 and f3 must have same shape'
bz[hfactor::factor,hfactor::factor] = f3
fr3 = iadil(bz, iasesum(iaserot(iasecross(1),45),hfactor - 1))
fr1 = iaunion(fr1,fr3)
return fr1
def iacloserec(f, bdil=iasecross(), bc=iasecross()):
from iasuprec import iasuprec
from iadil import iadil
return iasuprec( iadil(f,bdil),f,bc)
def iacloserec(f, bdil=iasecross(), bc=iasecross()):
from iasuprec import iasuprec
from iadil import iadil
return iasuprec( iadil(f,bdil),f,bc)