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isic_utils.py
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isic_utils.py
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import numpy as np
import cv2
import os
import sys
import random
import shutil
def random_crop_image(image):
img_name = str(random.randint(0,65530))
image_temp = np.zeros(image.shape)
height, width = image.shape[1:]
w = int((width*0.5)*(1+0.5*0.5))
h = int((height*0.5)*(1+0.5*0.5))
x = int(0.5*(width-w))
y = int(0.5*(height-h))
image_crop = image[:,y:h+y,x:w+x]
for index, i in enumerate(image_crop):
image_temp[index] = cv2.resize(i, (width, height))
return image_temp #(channel, height, width)
def save_pred_images(image_package, img_list, save_path):
if os.path.exists(save_path):
print("the path %s already exists! It will be cleared." % save_path)
shutil.rmtree(save_path)
os.makedirs(save_path)
else:
os.makedirs(save_path)
image_package = image_package.transpose((0,2,3,1))
for index, i in enumerate(image_package):
temp_path = save_path + "/" + img_list[index]
i = i*255
cv2.imwrite(temp_path, i)
def save_chw_image(image, save_path):
image = image.transpose((1,2,0))
image = image*255
cv2.imwrite(save_path, image)