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from .zoom_in import ZoomIn, get_roi_image_nd
class LimitLongestSide(ZoomIn):
def __init__(self, max_size=800):
super().__init__(target_size=max_size, skip_clicks=0)
def transform(self, image_nd, clicks_lists):
assert image_nd.shape[0] == 1 and len(clicks_lists) == 1
image_max_size = max(image_nd.shape[2:4])
self.image_changed = False
if image_max_size <= self.target_size:
return image_nd, clicks_lists
self._input_image = image_nd
self._object_roi = (0, image_nd.shape[2] - 1, 0, image_nd.shape[3] - 1)
self._roi_image = get_roi_image_nd(image_nd, self._object_roi, self.target_size)
self.image_changed = True
tclicks_lists = [self._transform_clicks(clicks_lists[0])]
return self._roi_image, tclicks_lists
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