def test_enhancement_methods_with_default_params(aorta_image, compare_images,
enhance_method, paramid):
name = __name__ + '_test_enhancement_methods_with_default_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = enhance_method
enhancer.Execute()
assert compare_images(enhancer.Image, name) == True
def test_enhancement_methods_with_default_params(aorta_image, compare_images,
enhance_method,
paramid):
name = __name__ + '_test_enhancement_methods_with_default_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = enhance_method
enhancer.Execute()
assert compare_images(enhancer.Image, name) == True
def test_sato_enhancement_with_varied_params(aorta_image, compare_images,
alpha1, alpha2, paramid):
name = __name__ + '_test_sato_enhancement_with_varied_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = 'sato'
enhancer.Alpha1 = alpha1
enhancer.Alpha2 = alpha2
enhancer.Execute()
assert compare_images(enhancer.Image, name) == True
def test_sato_enhancement_with_varied_params(aorta_image, compare_images,
alpha1, alpha2, paramid):
name = __name__ + '_test_sato_enhancement_with_varied_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = 'sato'
enhancer.Alpha1 = alpha1
enhancer.Alpha2 = alpha2
enhancer.Execute()
assert compare_images(enhancer.Image, name) == True
def test_frangi_enhancement_with_varied_params(aorta_image, compare_images,
scaled, alpha, beta, gamma,
paramid):
name = __name__ + '_test_frangi_enhancement_with_varied_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = 'frangi'
enhancer.ScaledVesselness = scaled
enhancer.Alpha = alpha
enhancer.Beta = beta
enhancer.Gamma = gamma
enhancer.Execute()
assert compare_images(enhancer.Image, name) == True
def test_frangi_enhancement_with_varied_params(aorta_image, compare_images,
scaled, alpha, beta, gamma,
paramid):
name = __name__ + '_test_frangi_enhancement_with_varied_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = 'frangi'
enhancer.ScaledVesselness = scaled
enhancer.Alpha = alpha
enhancer.Beta = beta
enhancer.Gamma = gamma
enhancer.Execute()
assert compare_images(enhancer.Image, name) == True
def test_ved_enhancement_with_varied_params(aorta_image, compare_images,
alpha, beta, gamma, c, timestep,
epsilon, wstrength, sensitivity,
numiterations, numdiffusioniterations,
paramid):
name = __name__ + '_test_ved_enhancement_with_varied_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = 'ved'
enhancer.Alpha = alpha
enhancer.Beta = beta
enhancer.Gamma = gamma
enhancer.C = c
enhancer.TimeStep = timestep
enhancer.Epsilon = epsilon
enhancer.WStrength = wstrength
enhancer.Sensitivity = sensitivity
enhancer.NumberOfIterations = numiterations
enhancer.NumberOfDiffusionSubIterations = numdiffusioniterations
enhancer.Execute()
assert compare_images(enhancer.Image, name, tolerance=1.0) == True
def test_ved_enhancement_with_varied_params(aorta_image, compare_images,
alpha, beta, gamma, c, timestep,
epsilon, wstrength, sensitivity,
numiterations, numdiffusioniterations,
paramid):
name = __name__ + '_test_ved_enhancement_with_varied_params_' + paramid + '.mha'
enhancer = vesselenhancement.vmtkImageVesselEnhancement()
enhancer.Image = aorta_image
enhancer.Method = 'ved'
enhancer.Alpha = alpha
enhancer.Beta = beta
enhancer.Gamma = gamma
enhancer.C = c
enhancer.TimeStep = timestep
enhancer.Epsilon = epsilon
enhancer.WStrength = wstrength
enhancer.Sensitivity = sensitivity
enhancer.NumberOfIterations = numiterations
enhancer.NumberOfDiffusionSubIterations = numdiffusioniterations
enhancer.Execute()
assert compare_images(enhancer.Image, name, tolerance=1.0) == True
def imageFeature():
input_datadir = 'C:/Users/chenjiaxing/Desktop/CT-Data/png/WU_Lung_Vessel_Ext/'
reader = imagereader.vmtkImageReader()
# 图像序
filelist = os.listdir(input_datadir)
reader.InputFilePrefix = input_datadir
reader.InputFilePattern = "%s%d.png"
reader.DataExtent = [0, 512, 0, 512, 1, len(filelist)]
reader.Format = "png"
reader.UseITKIO = 0
reader.Execute()
imageVesselEnhance = imagevesseEnhance.vmtkImageVesselEnhancement()
imageVesselEnhance.Image = reader.Image
imageVesselEnhance.Method = "vedm" #["frangi","sato","ved","vedm"]
imageVesselEnhance.SigmaStepMethod = "equispaced" #["equispaced","logarithmic"]
imageVesselEnhance.Execute()
viewer = imageviewer.vmtkImageViewer()
viewer.Image = imageVesselEnhance.Image
viewer.Execute()