1curl -i -k 'https://aip.baidubce.com/rest/2.0/ocr/v1/remove_handwriting_v2?access_token=【调用鉴权接口获取的token】' --data 'image=【图片Base64编码，需UrlEncode】&enable_detect=true&enable_ori=0' -H 'Content-Type:application/x-www-form-urlencoded'

1# encoding:utf-8
2
3import requests
4import base64
5
6'''
7文档去手写V2
8'''
9
10request_url = "https://aip.baidubce.com/rest/2.0/ocr/v1/remove_handwriting_v2"
11# 二进制方式打开图片文件
12f = open('[本地文件]', 'rb')
13img = base64.b64encode(f.read())
14
15params = {
16    "image": img,
17    "enable_detect": "true", # true：去除文件边缘后再识别（默认，适用于有背景/边缘的拍摄件）；false：不去除（适用于扫描件）
18    "enable_ori": 0,         # 0：不转正（默认）；1：开启方向转正
19}
20access_token = '[调用鉴权接口获取的token]'
21request_url = request_url + "?access_token=" + access_token
22headers = {'content-type': 'application/x-www-form-urlencoded'}
23response = requests.post(request_url, data=params, headers=headers)
24if response:
25    print(response.json())

1package com.baidu.ai.aip;
2
3import com.baidu.ai.aip.utils.Base64Util;
4import com.baidu.ai.aip.utils.FileUtil;
5import com.baidu.ai.aip.utils.HttpUtil;
6
7import java.net.URLEncoder;
8
9/**
10* 文档去手写V2
11*/
12public class RemoveHandwritingV2 {
13
14    /**
15    * 重要提示代码中所需工具类
16    * FileUtil,Base64Util,HttpUtil,GsonUtils请从
17    * https://ai.baidu.com/file/658A35ABAB2D404FBF903F64D47C1F72
18    * https://ai.baidu.com/file/C8D81F3301E24D2892968F09AE1AD6E2
19    * https://ai.baidu.com/file/544D677F5D4E4F17B4122FBD60DB82B3
20    * https://ai.baidu.com/file/470B3ACCA3FE43788B5A963BF0B625F3
21    * 下载
22    */
23    public static String removeHandwritingV2() {
24        // 请求url
25        String url = "https://aip.baidubce.com/rest/2.0/ocr/v1/remove_handwriting_v2";
26        try {
27            // 本地文件路径
28            String filePath = "[本地文件路径]";
29            byte[] imgData = FileUtil.readFileByBytes(filePath);
30            String imgStr = Base64Util.encode(imgData);
31            String imgParam = URLEncoder.encode(imgStr, "UTF-8");
32
33            // enable_detect: true=去除文件边缘后再识别（默认，适用于拍摄件）；false=不去除（适用于扫描件）
34            // enable_ori: 0=不转正（默认）；1=开启方向转正
35            String param = "image=" + imgParam
36                    + "&enable_detect=true"
37                    + "&enable_ori=0";
38
39            // 注意这里仅为了简化编码每一次请求都去获取access_token，线上环境access_token有过期时间， 客户端可自行缓存，过期后重新获取。
40            String accessToken = "[调用鉴权接口获取的token]";
41
42            String result = HttpUtil.post(url, accessToken, param);
43            System.out.println(result);
44            return result;
45        } catch (Exception e) {
46            e.printStackTrace();
47        }
48        return null;
49    }
50
51    public static void main(String[] args) {
52        RemoveHandwritingV2.removeHandwritingV2();
53    }
54}

1#include <iostream>
2#include <curl/curl.h>
3
4// libcurl库下载链接：https://curl.haxx.se/download.html
5// jsoncpp库下载链接：https://github.com/open-source-parsers/jsoncpp/
6const static std::string request_url = "https://aip.baidubce.com/rest/2.0/ocr/v1/remove_handwriting_v2";
7static std::string remove_handwriting_v2_result;
8/**
9* curl发送http请求调用的回调函数，回调函数中对返回的json格式的body进行了解析，解析结果储存在全局的静态变量当中
10* @param 参数定义见libcurl文档
11* @return 返回值定义见libcurl文档
12*/
13static size_t callback(void *ptr, size_t size, size_t nmemb, void *stream) {
14    // 获取到的body存放在ptr中，先将其转换为string格式
15    remove_handwriting_v2_result = std::string((char *) ptr, size * nmemb);
16    return size * nmemb;
17}
18/**
19* 文档去手写V2
20* enable_detect: true=去除文件边缘后再识别（默认，适用于拍摄件）；false=不去除（适用于扫描件）
21* enable_ori: 0=不转正（默认）；1=开启方向转正
22* @return 调用成功返回0，发生错误返回其他错误码
23*/
24int removeHandwritingV2(std::string &json_result, const std::string &access_token) {
25    std::string url = request_url + "?access_token=" + access_token;
26    CURL *curl = NULL;
27    CURLcode result_code;
28    int is_success;
29    curl = curl_easy_init();
30    if (curl) {
31        curl_easy_setopt(curl, CURLOPT_URL, url.data());
32        curl_easy_setopt(curl, CURLOPT_POST, 1);
33        curl_httppost *post = NULL;
34        curl_httppost *last = NULL;
35        curl_formadd(&post, &last, CURLFORM_COPYNAME, "image", CURLFORM_COPYCONTENTS, "【base64_img】", CURLFORM_END);
36        curl_formadd(&post, &last, CURLFORM_COPYNAME, "enable_detect", CURLFORM_COPYCONTENTS, "true", CURLFORM_END);
37        curl_formadd(&post, &last, CURLFORM_COPYNAME, "enable_ori", CURLFORM_COPYCONTENTS, "0", CURLFORM_END);
38
39        curl_easy_setopt(curl, CURLOPT_HTTPPOST, post);
40        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, callback);
41        result_code = curl_easy_perform(curl);
42        if (result_code != CURLE_OK) {
43            fprintf(stderr, "curl_easy_perform() failed: %s\n",
44                    curl_easy_strerror(result_code));
45            is_success = 1;
46            return is_success;
47        }
48        json_result = remove_handwriting_v2_result;
49        curl_easy_cleanup(curl);
50        is_success = 0;
51    } else {
52        fprintf(stderr, "curl_easy_init() failed.");
53        is_success = 1;
54    }
55    return is_success;
56}

1<?php
2/**
3* 发起http post请求(REST API), 并获取REST请求的结果
4* @param string $url
5* @param string $param
6* @return - http response body if succeeds, else false.
7*/
8function request_post($url = '', $param = '')
9{
10    if (empty($url) || empty($param)) {
11        return false;
12    }
13
14    $postUrl = $url;
15    $curlPost = $param;
16    // 初始化curl
17    $curl = curl_init();
18    curl_setopt($curl, CURLOPT_URL, $postUrl);
19    curl_setopt($curl, CURLOPT_HEADER, 0);
20    // 要求结果为字符串且输出到屏幕上
21    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
22    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
23    // post提交方式
24    curl_setopt($curl, CURLOPT_POST, 1);
25    curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost);
26    // 运行curl
27    $data = curl_exec($curl);
28    curl_close($curl);
29
30    return $data;
31}
32
33$token = '[调用鉴权接口获取的token]';
34$url = 'https://aip.baidubce.com/rest/2.0/ocr/v1/remove_handwriting_v2?access_token=' . $token;
35$img = file_get_contents('[本地文件路径]');
36$img = base64_encode($img);
37$bodys = array(
38    'image'          => $img,
39    'enable_detect'  => 'true', // true：去除文件边缘后再识别（默认，适用于拍摄件）；false：不去除（适用于扫描件）
40    'enable_ori'     => 0,      // 0：不转正（默认）；1：开启方向转正
41);
42$res = request_post($url, $bodys);
43
44var_dump($res);

1using System;
2using System.IO;
3using System.Net;
4using System.Text;
5using System.Web;
6
7namespace com.baidu.ai
8{
9    public class RemoveHandwritingV2
10    {
11        // 文档去手写V2
12        public static string removeHandwritingV2()
13        {
14            string token = "[调用鉴权接口获取的token]";
15            string host = "https://aip.baidubce.com/rest/2.0/ocr/v1/remove_handwriting_v2?access_token=" + token;
16            Encoding encoding = Encoding.Default;
17            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(host);
18            request.Method = "post";
19            request.KeepAlive = true;
20            // 图片的base64编码
21            string base64 = getFileBase64("[本地图片文件]");
22            // enable_detect: true=去除文件边缘后再识别（默认，适用于拍摄件）；false=不去除（适用于扫描件）
23            // enable_ori: 0=不转正（默认）；1=开启方向转正
24            String str = "image=" + HttpUtility.UrlEncode(base64)
25                       + "&enable_detect=true"
26                       + "&enable_ori=0";
27            byte[] buffer = encoding.GetBytes(str);
28            request.ContentLength = buffer.Length;
29            request.GetRequestStream().Write(buffer, 0, buffer.Length);
30            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
31            StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.Default);
32            string result = reader.ReadToEnd();
33            Console.WriteLine("文档去手写V2:");
34            Console.WriteLine(result);
35            return result;
36        }
37
38        public static String getFileBase64(String fileName) {
39            FileStream filestream = new FileStream(fileName, FileMode.Open);
40            byte[] arr = new byte[filestream.Length];
41            filestream.Read(arr, 0, (int)filestream.Length);
42            string baser64 = Convert.ToBase64String(arr);
43            filestream.Close();
44            return baser64;
45        }
46    }
47}