parent
27d82c6652
commit
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import os
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import cv2
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bmp_dir = r'.'
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jpg_dir = r'png'
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def file_name(file_dir):
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for root, dirs, files in os.walk(file_dir):
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count = 1
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# 当前文件夹所有文件
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for i in files:
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# 判断是否以.jpg结尾
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if i.endswith('.bmp'):
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# 如果是就改变图片像素为640,480
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img = cv2.imread(os.path.join(bmp_dir,i),-1)
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newName = i.replace('.bmp','.png')
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im2 = cv2.resize(img,(640,640),) # 为图片重新指定尺寸
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cv2.imwrite(os.path.join(jpg_dir,newName),im2)
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print('转变图:%s'%newName)
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break
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file_name('./') # 当前文件夹
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