dcm转numpy数组

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# 将很多dcm切片存成npz数组from glob import glob
import os
import pydicom
import matplotlib.pyplot as plt
import numpy as npdef extract_voxel_data(files_path_list):arrays = []for file_path in files_path_list:ds = pydicom.dcmread(file_path)array = ds.pixel_arrayarrays.append(array)# print(array.shape)# plt.title(os.path.basename(file_path))# plt.imshow(array,cmap='gray')# plt.show()arrayd = np.dstack(arrays)# 512,512,72 -> 72,512,512arrayd = np.transpose(arrayd,[2,0,1])print(arrayd.shape)return arraydif __name__ == '__main__':workdir = "D:/lung_blood/242/CIUYM10O/PJ1YNRAG"file_names = os.listdir(workdir) # 很多DCM文件序列名# 删掉VERSIONfor file_name in file_names:if file_name == 'VERSION':file_names.remove('VERSION')file_names.sort(key=lambda x: int(x[-7:])) # 按文件顺序排序files_path_list = [os.path.join(workdir,file_name) for file_name in file_names]voxel_ndarry = extract_voxel_data(files_path_list)aimg = voxel_ndarry[0]print(aimg.shape)plt.imshow(aimg,cmap='gray')plt.show()

 

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