python获取图像亮度和锐度,pytesseract获取图片上字符串,及增加亮度，色感，对比度，锐度...

from PIL import Image

import pytesseract

text &＃61; pytesseract.image_to_string(Image.open("./pic/pythontest.png"))

print(text)

def pic_dispose(x):

image &＃61; Image.open(x)

image.show()

#亮度

enh_bri &＃61; ImageEnhance.Brightness(image)

brightness &＃61; 1.8

image_brightened &＃61; enh_bri.enhance(brightness)

image_brightened.show()

#色感

enh_col &＃61; ImageEnhance.Color(image)

color &＃61; 1.5

image_colored &＃61; enh_col.enhance(color)

image_colored.show()

# 对比度增强

enh_con &＃61; ImageEnhance.Contrast(image)

contrast &＃61; 1.5

image_contrasted &＃61; enh_con.enhance(contrast)

image_contrasted.show()

# 锐度增强

enh_sha &＃61; ImageEnhance.Sharpness(image)

sharpness &＃61; 3.0

image_sharped &＃61; enh_sha.enhance(sharpness)

image_sharped.show()

pic_dispose("./pic/pythontest.png")