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Fix keep_range and add test cases

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Johannes Schönberger
2014-12-22 20:28:00 +01:00
parent 0779167477
commit dedcee6543
3 changed files with 33 additions and 11 deletions
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skimage/transform/_warps.py
+9 -4
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@@ -1,9 +1,11 @@
import numpy as np
from scipy import ndimage
from skimage.transform._geometric import (warp, SimilarityTransform,
AffineTransform, _clip_warp_output)
from skimage.measure import block_reduce
from ..util import img_as_float
from ..exposure import rescale_intensity
from ..measure import block_reduce
from ._geometric import (warp, SimilarityTransform, AffineTransform,
_clip_warp_output)
def resize(image, output_shape, order=1, mode='constant', cval=0, clip=True,
@@ -82,7 +84,10 @@ def resize(image, output_shape, order=1, mode='constant', cval=0, clip=True,
if keep_range:
image = image.astype(np.double)
else:
image = img_as_float(image)
if image.dtype == np.double:
image = rescale_intensity(image)
else:
image = img_as_float(image)
out = ndimage.map_coordinates(image, coord_map, order=order,
mode=mode, cval=cval)