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fixed bug that caused IJHyperstack.getimage to be able to modify the hyperstack instance

This commit is contained in:
Guillaume Raffy 2020-04-08 12:43:10 +02:00
parent 608fefce0a
commit c42972736f
1 changed files with 16 additions and 7 deletions
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23
src/lipase/imagej/ijimageengine.py
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@ -30,6 +30,19 @@ PIXEL_TYPE_TO_CV_PIXEL_TYPE = {
PixelType.F32: opencv_core.CV_32F,
}
def clone_processor(src_processor, clone_pixel_type):
"""
:param Processor processor:
:param PixelType clone_pixel_type:
:rtype Processor:
"""
clone_processor = {
PixelType.U8: src_processor.convertToByteProcessor(),
PixelType.U16: src_processor.convertToShortProcessor(),
PixelType.F32: src_processor.convertToFloatProcessor(),
}[clone_pixel_type]
return clone_processor
class IJImage(IImage):
def __init__(self, image_engine, ij_image=None, width=None, height=None, pixel_type=None):
@ -50,17 +63,13 @@ class IJImage(IImage):
stack_name = ''
self.ij_image = IJ.createHyperStack(stack_name, width, height, 1, 1, 1, PixelType.get_num_bits(pixel_type))
def clone(self, clone_pixel_type=None):
if clone_pixel_type == None:
clone_pixel_type = self.get_pixel_type()
copy = IJImage(self.image_engine, width=self.get_width(), height=self.get_height(), pixel_type=clone_pixel_type)
src_processor = self.ij_image.getProcessor()
clone_processor = {
PixelType.U8: src_processor.convertToByteProcessor(),
PixelType.U16: src_processor.convertToShortProcessor(),
PixelType.F32: src_processor.convertToFloatProcessor(),
}[clone_pixel_type]
copy.ij_image.setProcessor( clone_processor )
copy.ij_image.setProcessor( clone_processor(src_processor, clone_pixel_type) )
assert copy.get_pixel_type() == clone_pixel_type
return copy
@ -129,7 +138,7 @@ class IJHyperStack(IHyperStack):
self.hyperstack.setPositionWithoutUpdate(channel_index + 1, slice_index + 1, frame_index + 1)
stack_name = ''
image_plus = IJ.createHyperStack(stack_name, self.get_width(), self.get_height(), 1, 1, 1, PixelType.get_num_bits(self.get_pixel_type()))
image_plus.setProcessor(self.hyperstack.getProcessor())
image_plus.setProcessor(clone_processor(self.hyperstack.getProcessor(), self.get_pixel_type()))
ij_image = IJImage(self.image_engine, image_plus)
return ij_image