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  • openCV 图片的处理

    将 base64为的字符串转换为图片

    data = '''/9j/4AAQSkZJRgABAgAAAQABAAD/2wBDAAgGBgcGBQgHBwcJCQgKDBQNDAsLDBkSEw8UHRofHh0a
    HBwgJC4nICIsIxwcKDcpLDAxNDQ0Hyc5PTgyPC4zNDL/2wBDAQkJCQwLDBgNDRgyIRwhMjIyMjIy
    MjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjL/wAARCAAeAUADASIA
    AhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAAAAECAwQFBgcICQoL/8QAtRAAAgEDAwIEAwUFBAQA
    AAF9AQIDAAQRBRIhMUEGE1FhByJxFDKBkaEII0KxwRVS0fAkM2JyggkKFhcYGRolJicoKSo0NTY3
    ODk6Q0RFRkdISUpTVFVWV1hZWmNkZWZnaGlqc3R1dnd4eXqDhIWGh4iJipKTlJWWl5iZmqKjpKWm
    p6ipqrKztLW2t7i5usLDxMXGx8jJytLT1NXW19jZ2uHi4+Tl5ufo6erx8vP09fb3+Pn6/8QAHwEA
    AwEBAQEBAQEBAQAAAAAAAAECAwQFBgcICQoL/8QAtREAAgECBAQDBAcFBAQAAQJ3AAECAxEEBSEx
    BhJBUQdhcRMiMoEIFEKRobHBCSMzUvAVYnLRChYkNOEl8RcYGRomJygpKjU2Nzg5OkNERUZHSElK
    U1RVVldYWVpjZGVmZ2hpanN0dXZ3eHl6goOEhYaHiImKkpOUlZaXmJmaoqOkpaanqKmqsrO0tba3
    uLm6wsPExcbHyMnK0tPU1dbX2Nna4uPk5ebn6Onq8vP09fb3+Pn6/9oADAMBAAIRAxEAPwD12iii
    mAUUUUAFFFFABRRRQAUxpokljieVFkkzsQsAWx1wO+KV3SONpJGVUUEszHAAHc1yF1qLyeITLa3V
    vfi0RpIUxliz4DRps+98oJDYIGfm9QJAdjRXCSatq2nXbR3FxcQMHgeRZYxKoQjEj8Z+XfjAUjrg
    YPTsdNnlutMtriYp5ksSyHYpAGRnGCT602gLVFFFIAooooAKKKKACiiigAooooAKKKKACiiigAoo
    ooAq31/Fp8IklWVyxKxxwxl3dsE4AHsD14rnLvxJf7ZreNLa1mcAxNcOBKm4javkoXZmwQc4HuOO
    dbxPax3OgXBlhSZYds5RztyEIZgCBkEqGGR61xQn1JZPIhgvElzK4trYJZxb04dV2EmfBGOCGwPf
    jGpJp2A9IgmWeFZF4zwVyCVI4KnBIyDkHnqKkrnPCN1G9vc2cXkeTC4khFvJvRY3GQuT827IbIYA
    8+mAOjrSLurgFFFFUAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAMmaRIJHij82RVJVN23ccc
    DPbNcxJFdWVpeTzQXzz3lxIwht4klYx4wqyEqwAHTAJ4bvzjqqKAOGghMeqSW1nLbfabpVKKk7xI
    pVRlXWPaQw+bqADnPykFT3NRS21vPJHJNBFI8RzGzoCUPqM9Og/KpabYBRRRSAKKKKACiiigAooo
    oAKKKKACiiigAooooAKKKKAKeq2017pdxaQOiPOnllnBIVW4Y4HfaTj3xTYNLghuJptqkvcm5QKN
    uxjGEPTrn5j/AMC/Gr1FKyvcCvbWNnZbvslpBBvxu8qMLux0zj6mrFFFMAooooAKKKKACiiigAoo
    ooA//9k='''
    
    img_data = base64.b64decode(data)
    with open('img.png', 'wb') as f:
        f.write(img_data)

    这样就可以在当前目录下生成一张名为img的图片啦

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  • 原文地址:https://www.cnblogs.com/yugengde/p/8303691.html
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