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made methods private

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Vighnesh Birodkar
2014-04-09 10:27:53 +05:30
parent f456245d57
commit 448c4114ae
1 changed files with 14 additions and 14 deletions
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skimage/feature/_hessian_det_appx.pyx
+14 -14
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@@ -5,7 +5,7 @@ from skimage.transform import integral_image, integrate
from skimage import util
cdef inline int clip(np.int_t x, np.int_t low, np.int_t high):
cdef inline int _clip(np.int_t x, np.int_t low, np.int_t high):
if(x > high):
return high
if(x < low):
@@ -13,13 +13,13 @@ cdef inline int clip(np.int_t x, np.int_t low, np.int_t high):
return x
cdef inline int integ(np.int_t[:, :] img, np.int_t r1, np.int_t c1, np.int_t rl, np.int_t cl):
cdef inline int _integ(np.int_t[:, :] img, np.int_t r1, np.int_t c1, np.int_t rl, np.int_t cl):
r1 = clip(r1, 0, img.shape[0] - 1)
c1 = clip(c1, 0, img.shape[1] - 1)
r1 = _clip(r1, 0, img.shape[0] - 1)
c1 = _clip(c1, 0, img.shape[1] - 1)
r2 = clip(r1 + rl, 0, img.shape[0] - 1)
c2 = clip(c1 + cl, 0, img.shape[1] - 1)
r2 = _clip(r1 + rl, 0, img.shape[0] - 1)
c2 = _clip(c1 + cl, 0, img.shape[1] - 1)
cdef np.int_t r = img[r2, c2] + img[r1, c1] - img[r1, c2] - img[r2, c1]
@@ -50,18 +50,18 @@ def hessian_det_appx(np.ndarray[np.int_t, ndim=2] image, float sigma):
for r in range(height):
for c in range(width):
dxy = integ(img, r - s3, c + 1, s3, s3) + \
integ(img, r + 1, c - s3, s3, s3) - \
integ(img, r - s3, c - s3, s3, s3) - \
integ(img, r + 1, c + 1, s3, s3)
dxy = _integ(img, r - s3, c + 1, s3, s3) + \
_integ(img, r + 1, c - s3, s3, s3) - \
_integ(img, r - s3, c - s3, s3, s3) - \
_integ(img, r + 1, c + 1, s3, s3)
dxy = -dxy / w / w
dxx = integ(img, r - s3 + 1, c - s2, 2 * s3 - 1,w) - \
integ(img, r - s3 + 1, c - s3 / 2, 2 * s3 - 1, s3) * 3
dxx = _integ(img, r - s3 + 1, c - s2, 2 * s3 - 1,w) - \
_integ(img, r - s3 + 1, c - s3 / 2, 2 * s3 - 1, s3) * 3
dxx = -dxx / w / w
dyy = integ(img, r - s2, c - s2 + 1, w, 2 * s3 - 1) - \
integ(img, r - s3 / 2, c - s3 + 1, s3, 2 * s3 - 1) * 3
dyy = _integ(img, r - s2, c - s2 + 1, w, 2 * s3 - 1) - \
_integ(img, r - s3 / 2, c - s3 + 1, s3, 2 * s3 - 1) * 3
dyy = -dyy / w / w
out[r, c] = (dxx * dyy - 0.81 * (dxy * dxy))