用Python调用百度人脸识别接口

ゝ一纸荒年。 2022-05-18 10:40 262阅读 0赞

先注册百度云管理中心，然后创建应用。

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import urllib
    import ssl
    from urllib import request, parse
    import json
    
    # client_id 为官网获取的AK， client_secret 为官网获取的SK
    def get_token():
        context = ssl._create_unverified_context()
        host = 'https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=oxWSUmCiaxLARzcavNHsh4Sq&client_secret=feMOxxWatn53Gxp2IG8rpv5bR2fIKGry'
        request = urllib.request.Request(host)
        request.add_header('Content-Type', 'application/json; charset=UTF-8')
        response = urllib.request.urlopen(request, context=context)
        # 获取请求结果
        content = response.read()
        # 转换为字符
        content = bytes.decode(content)
        # 转换为字典
        content = eval(content[:-1])
        return content['access_token']
    
    
    # 转换图片
    # 读取文件内容，转换为base64编码
    # 二进制方式打开图文件
    def imgdata(file1path, file2path):
        import base64
        f = open(r'%s' % file1path, 'rb')
        pic1 = base64.b64encode(f.read())
        f.close()
        f = open(r'%s' % file2path, 'rb')
        pic2 = base64.b64encode(f.read())
        f.close()
        # 将图片信息格式化为可提交信息，这里需要注意str参数设置
        params = json.dumps(
            [{"image": str(pic1, 'utf-8'), "image_type": "BASE64", "face_type": "LIVE", "quality_control": "LOW"},
             {"image": str(pic2, 'utf-8'), "image_type": "BASE64", "face_type": "IDCARD", "quality_control": "LOW"}]
        )
        return params.encode(encoding='UTF8')
    
    
    # 进行对比获得结果
    def img(file1path, file2path):
        token = get_token()
        # 人脸识别API
        # url = 'https://aip.baidubce.com/rest/2.0/face/v3/detect?access_token='+token
        # 人脸对比API
        context = ssl._create_unverified_context()
        # url = 'https://aip.baidubce.com/rest/2.0/face/v3/match?access_token=' + token
        params = imgdata(file1path, file2path)
    
        request_url = "https://aip.baidubce.com/rest/2.0/face/v3/match"
        request_url = request_url + "?access_token="+ token
        request = urllib.request.Request(url=request_url,data=params)
        request.add_header('Content-Type', 'application/json')
        response = urllib.request.urlopen(request ,context=context)
        content = response.read()
        content = eval(content)
        # # 获得分数
        score = content['result']['score']
        if score > 80:
            return '照片相似度：' + str(score) + ',同一个人'
        else:
            return '照片相似度：' + str(score) + ',不是同一个人'
    
    
    if __name__ == '__main__':
        file1path = '/Users/cagey/pic-test/1.jpg'
        file2path = '/Users/cagey/pic-test/2.jpg'
        res = img(file1path, file2path)
        print(res)

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[70]: /images/20220518/2fd5fd5721a44cd4befefcdb3f49f172.png
[70 1]: /images/20220518/e19ddc833fd14520a4cc0b6e40dd9620.png
[70 2]: /images/20220518/8508eb2042104f4581ff647569fb70f2.png
[70 3]: /images/20220518/412615a0a3ec4418a094320f725f8875.png