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  • python 处理图像(绿色亮度)

    # coding=utf-8
    import Image
    import os
    import csv
    import numpy as np
    # open
    img_path = r"G:kangyufengpics"
    
    
    
    def myimage(img_path):
        try:
            img_list = os.listdir(img_path)
        except:
            print 'not a document'
            return
        Bigm = 0.01
        for img in img_list:
            if "tif" in img:
                print img
                im = Image.open(img_path+'\'+img)
                #im.save("%s%s"%(img.split(".")[-2],'.jpeg'))
    
                w,l=im.size
                source = im.split()
    
                R,G,B = 0,1,2
                S = 0
                
                count = 1
                mtr = np.array(source[G])
                mtr.transpose()
                
                mtr = mtr[l/2-300:l/2+300]
    
                mtr = mtr.reshape(1,w*600)
                print len(mtr[0])
                mmean = mtr.mean()
                
                print mmean
                for i in mtr[0]:
                    if i > mmean/10:
                        S += i
                        count += 1
                m = S/count
                if Bigm < m:
                    Bigm = m
                print m,count
                
                with open("%s%s%s%s" % (img_path,'\',img_path.split('\')[-1],'_results.csv'),'ab') as f: #如果不使用‘ab'方式只用’a'会产生多余空行
                    f = csv.writer(f,dialect='excel')
                    f.writerow([img,str(m),str(float(m)/Bigm*float(img_path.split('_')[-1]))+'Mmol/L'])
            else:
                if 'csv' not in img:
                    myimage(img_path+'\'+img)
    
    
    myimage(img_path)

    python 处理图像(绿色亮度)

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  • 原文地址:https://www.cnblogs.com/shyustc/p/4355899.html
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