华为云OCR文字识别工具类

你的名字 2022-10-05 09:56 208阅读 0赞

记录一下使用华为云OCR识别身份证和银行卡

public class OCRUtil {
    
        private static String tokenurl="https://iam.cn-east-3.myhuaweicloud.com/v3/auth/tokens";
        private static String username=;
        private static String domain=;
        private static String password=;
        private static String projectid=;
    
        /**
         * 识别身份证信息
         * @param imageurl 图片地址
         * @param side  true 正面（头像面）    false 反面（国徽面）
         * 注意事项：此处申请华为云必须在华为云上海一区开通身份证识别功能，然后拷贝项目ID到此处进行识别
         */
        public static String getIdCardInfo(String imageurl,String side){
            String JSONSTR = "{ \n \"auth\": { \n \"identity\": { \n \"methods\": [ \n \"password\" \n  ], \n  \"password\": { \n \"user\": { \n\"name\": \""+username+"\", \n \"password\": \""+password+"\", \n \"domain\": { \n \"name\": \""+domain+"\" \n } \n } \n} \n}, \n\"scope\": { \n \"project\": { \n\"name\": \"cn-east-3\" \n} \n} \n} \n}";
            String token =   HttpRequest.post(tokenurl).body(JSONUtil.parse(JSONSTR) ).execute().header("X-Subject-Token");
            String url = "https://ocr.cn-east-3.myhuaweicloud.com/v2/"+projectid+"/ocr/id-card";
            Map<String,Object> param = new HashMap<>();
            param.put("url",imageurl);
            param.put("side",side);
            String result=HttpRequest.post(url).header("X-Auth-Token",token).body(JSONUtil.parse(param) ).execute().body();
            System.out.println(result);
            return result;
        }
        /**
         * 识别银行卡信息
         * @param imageurl 图片地址
         * 注意事项：此处申请华为云必须在华为云上海一区开通身份证识别功能，然后拷贝项目ID到此处进行识别
         */
        public static String getBankInfo(String imageurl){
            String JSONSTR = "{ \n \"auth\": { \n \"identity\": { \n \"methods\": [ \n \"password\" \n  ], \n  \"password\": { \n \"user\": { \n\"name\": \""+username+"\", \n \"password\": \""+password+"\", \n \"domain\": { \n \"name\": \""+domain+"\" \n } \n } \n} \n}, \n\"scope\": { \n \"project\": { \n\"name\": \"cn-east-3\" \n} \n} \n} \n}";
            String token =   HttpRequest.post(tokenurl).body(JSONUtil.parse(JSONSTR) ).execute().header("X-Subject-Token");
            String url = "https://ocr.cn-east-3.myhuaweicloud.com/v2/"+projectid+"/ocr/bankcard";
            Map<String,Object> param = new HashMap<>();
            param.put("url",imageurl);
            String result=HttpRequest.post(url).header("X-Auth-Token",token).body(JSONUtil.parse(param) ).execute().body();
            System.out.println(result);
            return result;
        }
    }

着重说明username和password是你的华为云主账号创建的IAM账号。domain是主账号用户名。tokenurl是华为云 华东-上海一 的服务器域名，可根据不同地域更换。

可参考官方文档:[https://support.huaweicloud.com/api-iam/iam\_17\_0002.html][https_support.huaweicloud.com_api-iam_iam_17_0002.html]

IAM用户组和账号配置:[https://support.huaweicloud.com/qs-iam/iam\_01\_0030.html][https_support.huaweicloud.com_qs-iam_iam_01_0030.html]

错误码:[https://support.huaweicloud.com/api-ocr/ocr\_03\_0028.html][https_support.huaweicloud.com_api-ocr_ocr_03_0028.html]

[https_support.huaweicloud.com_api-iam_iam_17_0002.html]: https://support.huaweicloud.com/api-iam/iam_17_0002.html
[https_support.huaweicloud.com_qs-iam_iam_01_0030.html]: https://support.huaweicloud.com/qs-iam/iam_01_0030.html
[https_support.huaweicloud.com_api-ocr_ocr_03_0028.html]: https://support.huaweicloud.com/api-ocr/ocr_03_0028.html