图片嵌入暗水印
功能介绍
对图片嵌入文字暗水印或者图片暗水印,用户以formData的格式传入待加水印图片和水印相关信息,DSC服务对图片加完水印后返回给用户已嵌入水印的图片二进制流,目前支持的图片格式为:*.jpg, *.jpeg, *.jpe, *.png, *.bmp, *.dib, *.rle, *.tiff, *.tif, *.ppm, *.webp, *.tga, *.tpic, *.gif。
调用方法
请参见如何调用API。
URI
POST /v1/{project_id}/image/watermark/embed
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
project_id |
是 |
String |
项目ID |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
X-Auth-Token |
是 |
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) |
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
file |
是 |
File |
要添加水印的图片文件,添加的图片短边尺寸需要超过512像素。 |
blind_watermark |
否 |
String |
待嵌入的文字暗水印内容,长度不超过32个字符。当前仅支持数字及英文大小写。与图片暗水印image_watermark二选一填充。 |
image_watermark |
否 |
File |
待嵌入的图片暗水印文件,与文字暗水印 blind_watermark 二选一填充。 |
响应参数
状态码: 400
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
给test.PNG图片添加testWaterMark的文字暗水印。
通过form表单提交,file为具体文件。
POST /v1/{project_id}/image/watermark/embed HTTP/1.1 { "blind_watermark" : "testWaterMark", "file" : "test.PNG" }
响应示例
状态码: 200
请求成功
"{\"Watermarked image\"}"
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。
给test.PNG图片添加testWaterMark的文字暗水印。
通过form表单提交,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 CreateImageWatermarkSolution { 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(); CreateImageWatermarkRequest request = new CreateImageWatermarkRequest(); CreateImageWatermarkRequestBody bodybody = new CreateImageWatermarkRequestBody(); bodybody.withFile("test.PNG") .withBlindWatermark("testWaterMark"); body.withBody(bodybody); request.withBody(listbodyBody); try { CreateImageWatermarkResponse response = client.createImageWatermark(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()); } } } |
给test.PNG图片添加testWaterMark的文字暗水印。
通过form表单提交,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 = CreateImageWatermarkRequest() bodybody = CreateImageWatermarkRequestBody( file="test.PNG", blind_watermark="testWaterMark" ) request.body = listBodybody response = client.create_image_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) |
给test.PNG图片添加testWaterMark的文字暗水印。
通过form表单提交,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.CreateImageWatermarkRequest{} blindWatermarkBody:= "testWaterMark" bodybody := &model.CreateImageWatermarkRequestBody{ File: "test.PNG", BlindWatermark: &blindWatermarkBody, } request.Body = listBodybody response, err := client.CreateImageWatermark(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。