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sdjl
V2EX  ›  Python

python 如果根据二进制图片数据得到图片类型?

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  •   sdjl · Jan 6, 2013 · 4272 views
    This topic created in 4872 days ago, the information mentioned may be changed or developed.
    比如有d变量保存了post到服务器的二进制图片, 服务器需要检测是否为图片以及图片类型

    除了使用magic库以外 还有什么办法? 比如用mimetypes?
    5 replies    1970-01-01 08:00:00 +08:00
    Livid
        1
    Livid  
    MOD
    PRO
       Jan 6, 2013
    man file
    cute
        2
    cute  
       Jan 6, 2013   ❤️ 2
    import imghdr
    imgtype = imghdr.what('/tmp/bass.gif')
    imgtype = imghdr.what(None, data)
    luztak
        3
    luztak  
       Jan 6, 2013
    89 50 4e 47 0d 0a 1a 0a
    png文件头
    这两天看这个看得头疼
    sdjl
        4
    sdjl  
    OP
       Jan 6, 2013
    @cute imghdr.what(None, data) 正解! 感谢
    yemoluo
        5
    yemoluo  
       Jan 6, 2013
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