更新时间:2025-07-21 GMT+08:00
分享

下载图片

功能介绍

下载图片

调用方法

请参见如何调用API

URI

GET /v4/projects/{project_id}/image-file

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

参数解释

项目的32位uuid,项目唯一标识,通过查询项目列表接口获取,响应消息体中的project_id字段的值就是项目ID。

约束限制

正则表达式,[A-Za-z0-9]{32}。

取值范围:

不涉及。

默认取值

不涉及。

表2 Query参数

参数

是否必选

参数类型

描述

image_uri

String

参数解释:

图片URI。可以通过查询工作项详情接口获取,如果返回的description数据中有图片信息,description中符合约束限制的正则表达式的字符串即为图片URI。

约束限制:

正则表达式:"/v1/upload/[a-z0-9]{1,32}/\d{6}/[a-zA-Z0-9]+.[a-zA-Z]+"。

取值范围:

不涉及。

默认取值:

不涉及。

请求参数

表3 请求Header参数

参数

是否必选

参数类型

描述

X-Auth-Token

String

参数解释:

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)。

约束限制:

必传。

取值范围:

最小长度:10,最大长度:32768。

默认取值:

不涉及。

响应参数

状态码:200

表4 响应Body参数

参数

参数类型

描述

-

File

参数解释:

二进制文件。

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

错误描述

状态码:401

表6 响应Body参数

参数

参数类型

描述

error_code

String

错误码

error_msg

String

错误描述

请求示例

Get https://{endpoint}/v4/projects/2c42a6d37ccc4197bf0b3dbe91be021a/image-file?image_uri=/v1/upload/2c42a6d37ccc4197bf0b3dbe91be021a/202209/1662003438194761550.png

响应示例

状态码:400

Bad Request

{
  "error_code" : "PM.02174103",
  "error_msg" : "无操作权限"
}

SDK代码示例

SDK代码示例如下。

Java

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
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.projectman.v4.region.ProjectManRegion;
import com.huaweicloud.sdk.projectman.v4.*;
import com.huaweicloud.sdk.projectman.v4.model.*;


public class DownloadImageFileSolution {

    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);

        ProjectManClient client = ProjectManClient.newBuilder()
                .withCredential(auth)
                .withRegion(ProjectManRegion.valueOf("<YOUR REGION>"))
                .build();
        DownloadImageFileRequest request = new DownloadImageFileRequest();
        request.withProjectId("{project_id}");
        try {
            DownloadImageFileResponse response = client.downloadImageFile(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());
        }
    }
}

Python

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkprojectman.v4.region.projectman_region import ProjectManRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkprojectman.v4 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 = ProjectManClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(ProjectManRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = DownloadImageFileRequest()
        request.project_id = "{project_id}"
        response = client.download_image_file(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Go

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    projectman "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/projectman/v4"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/projectman/v4/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/projectman/v4/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 := projectman.NewProjectManClient(
        projectman.ProjectManClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.DownloadImageFileRequest{}
	request.ProjectId = "{project_id}"
	response, err := client.DownloadImageFile(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

更多

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

参数解释:

二进制文件。

400

Bad Request

401

Unauthorized

错误码

请参见错误码

相关文档