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Python method to determine image integrity based on pillow

Jan 14, 2017 pm 01:19 PM

The example in this article describes Python's method of judging the integrity of images based on pillow. Share it with everyone for your reference, the details are as follows:

1. Install third-party libraries.

1

pip install pillow

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2. Function example.

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#encoding=utf-8

#author: walker

#date: 2016-07-26

#summary: 判断图片的有效性

import io

from PIL import Image

#判断文件是否为有效(完整)的图片

#输入参数为文件路径

def IsValidImage(pathfile):

  bValid = True

  try:

    Image.open(pathfile).verify()

  except:

    bValid = False

  return bValid

#判断文件是否为有效(完整)的图片

#输入参数为bytes,如网络请求返回的二进制数据

def IsValidImage4Bytes(buf):

  bValid = True

  try:

    Image.open(io.BytesIO(buf)).verify()

  except:

    bValid = False

  return bValid

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