更新时间:2024-07-29 GMT+08:00

文档提取暗水印

功能介绍

对已嵌入文字暗水印的WORD(.docx),PPT(.pptx),EXCEL(.xlsx),PDF(.pdf)类型的文档进行文字暗水印提取,用户以formData的格式传入待提取水印的文件,DSC服务以JSON的格式返回从文档里提取的出的文字暗水印内容。

调用方法

请参见如何调用API

URI

POST /v1/{project_id}/sdg/doc/watermark/extract

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

项目ID

请求参数

表2 请求Header参数

参数

是否必选

参数类型

描述

X-Auth-Token

String

用户Token。通过调用IAM服务“获取用户Token接口”获取(响应消息头中X-Subject-Token的值)

表3 FormData参数

参数

是否必选

参数类型

描述

doc_type

String

待提取水印的文档类型

枚举值:

  • WORD

  • EXCEL

  • PDF

  • PPT

file_password

String

解密文件的密码, 最大支持长度256。如果Office文档有读密码或域控的权限密码,请输入读密码,或者有读权限的域控密码。

file

File

上传要提取水印的文档

响应参数

状态码: 200

表4 响应Body参数

参数

参数类型

描述

watermark

String

暗水印内容,长度不超过32个字节

状态码: 400

表5 响应Body参数

参数

参数类型

描述

error_code

String

错误码

error_msg

String

错误信息

请求示例

提取文档类型为WORD的testMarked.doc文件的暗水印。

通过form表单提交请求,其中file为具体文件

POST /v1/{project_id}/sdg/doc/watermark/extract

{
  "file" : "testMarked.doc",
  "doc_type" : "WORD"
}

响应示例

状态码: 200

请求成功

{
  "watermark" : "mark!"
}

状态码: 400

无效请求

{
  "error_code" : "DSC.00000007",
  "error_msg" : "File format error"
}

SDK代码示例

SDK代码示例如下。

提取文档类型为WORD的testMarked.doc文件的暗水印。

通过form表单提交请求,其中file为具体文件

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.dsc.v1.region.DscRegion;
import com.huaweicloud.sdk.dsc.v1.*;
import com.huaweicloud.sdk.dsc.v1.model.*;


public class ShowDocWatermarkSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        DscClient client = DscClient.newBuilder()
                .withCredential(auth)
                .withRegion(DscRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowDocWatermarkRequest request = new ShowDocWatermarkRequest();
        ShowDocWatermarkRequestBody bodybody = new ShowDocWatermarkRequestBody();
        bodybody.withDocType(ShowDocWatermarkRequestBody.DocTypeEnum.fromValue("WORD"))
            .withFile("testMarked.doc");
        body.withBody(bodybody);
        request.withBody(listbodyBody);
        try {
            ShowDocWatermarkResponse response = client.showDocWatermark(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

提取文档类型为WORD的testMarked.doc文件的暗水印。

通过form表单提交请求,其中file为具体文件

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkdsc.v1.region.dsc_region import DscRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkdsc.v1 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]

    credentials = BasicCredentials(ak, sk)

    client = DscClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(DscRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ShowDocWatermarkRequest()
        bodybody = ShowDocWatermarkRequestBody(
            doc_type="WORD",
            file="testMarked.doc"
        )
        request.body = listBodybody
        response = client.show_doc_watermark(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

提取文档类型为WORD的testMarked.doc文件的暗水印。

通过form表单提交请求,其中file为具体文件

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    dsc "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dsc/v1"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dsc/v1/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dsc/v1/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := dsc.NewDscClient(
        dsc.DscClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowDocWatermarkRequest{}
	bodybody := &model.ShowDocWatermarkRequestBody{
		DocType: model.GetShowDocWatermarkRequestBodyDocTypeEnum().WORD,
		File: "testMarked.doc",
	}
	request.Body = listBodybody
	response, err := client.ShowDocWatermark(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。

状态码

状态码

描述

200

请求成功

400

无效请求

错误码

请参见错误码