智能消除-含去水印

描述

本接口用于云端处理智能消除请求,包括去除图片文字、通过交互框消除内容,以及通过不规则形状(涂抹)消除内容。

版本

1.0

图片要求

  • 图片格式:JPG、PNG。
  • 图片像素尺寸:最小 48×48 像素,最大 4096×4096 像素。
  • 图片文件大小:2 MB。
  • 系统能够检测到的人脸框为正方形,边长最小值为图像短边长度的 1/48,且不低于 48 像素。例如图片为 4096×3200 像素时,最小人脸像素尺寸为 66×66 像素。

调用 URL

    正式环境:https://openapi.meitu.com
    任务提交接口:https://openapi.meitu.com/api/v1/sdk/sync/push
    任务名称(task):/v1/ai_eraser_watermark/485833
    任务类型(task_type):formula

调用方法

POST

Content-Type: application/json

权限

开放平台接口签名

请求参数

是否必选参数名类型参数说明
必选paramsstring算法参数(JSON 字符串)
必选init_imagesobject[]多媒体文件列表;交互框方式和去除图片文字方式传一张原图,不规则形状(涂抹)方式传两张图,第一张为原图,第二张为 Mask 图
必选taskstring固定 /v1/ai_eraser_watermark/485833
必选task_typestring固定 formula
可选sync_timeoutint默认 30,同步超时时间

init_images 多媒体文件参数,结构说明如下

是否必选参数名类型参数说明
必选urlstring多媒体 URL 或 base64
必选profileobject属性信息描述

profile 属性信息描述

是否必选参数名类型参数说明
必选media_profilesobject媒体属性信息
必选versionstring固定 v1

media_profiles 媒体属性信息

是否必选参数名类型参数说明
必选media_data_typestringurl 表示 URL;jpg 等类型表示 base64

params 推理参数是 JSON 字符串,其结构说明如下

是否必选字段类型说明
可选rsp_media_typestring默认 url,表示以 URL 方式返回结果图像;jpg 表示以 base64 编码方式返回结果图像
必选parameterobject算法核心参数对象

parameter 算法参数详情

是否必选参数名类型参数说明
可选userboxesstring框选模式的用户交互框,使用相对坐标;四个点按左上起顺时针表示交互框的四个点。采用涂抹方式时此参数失效
可选is_textbool指定算法处理方式;true 调用文档消除模型算法,false 调用图像消除模型

输入值示例

去除图片文字方式:

{
  "task": "/v1/ai_eraser_watermark/485833",
  "task_type": "formula",
  "init_images": [
    {
      "url": "https://obs.mtlab.meitu.com/public/EtRGxLI8ulQ43pGhuZfym9aYUD2PUbMP/MTcwNjE0ODAwMA==/4d5c9604-3f3f-4247-7459-61dbc86c3300.jpeg",
      "profile": {
        "media_profiles": {
          "media_data_type": "url"
        },
        "version": "v1"
      }
    }
  ],
  "params": "{\"rsp_media_type\":\"url\",\"parameter\":{\"is_text\":true}}",
  "sync_timeout": 30
}

采用交互框方式:

{
  "task": "/v1/ai_eraser_watermark/485833",
  "task_type": "formula",
  "init_images": [
    {
      "url": "https://example.com/input.jpg",
      "profile": {
        "media_profiles": {
          "media_data_type": "url"
        },
        "version": "v1"
      }
    }
  ],
  "params": "{\"rsp_media_type\":\"url\",\"parameter\":{\"userboxes\":\"[[[0.1171, 0.3129],[0.8658, 0.3426],[0.8943, 0.6700],[0.0537, 0.6550]]]\"}}",
  "sync_timeout": 30
}

采用不规则形状(涂抹)方式:

{
  "task": "/v1/ai_eraser_watermark/485833",
  "task_type": "formula",
  "init_images": [
    {
      "url": "https://example.com/input.jpg",
      "profile": {
        "media_profiles": {
          "media_data_type": "url"
        },
        "version": "v1"
      }
    },
    {
      "url": "https://example.com/mask.jpg",
      "profile": {
        "media_profiles": {
          "media_data_type": "url"
        },
        "version": "v1"
      }
    }
  ],
  "params": "{\"rsp_media_type\":\"url\",\"parameter\":{}}",
  "sync_timeout": 30
}

返回值说明

注意,生成的结果,会定期清理,请及时下载保存
字段类型说明
request_idstring请求标识
trace_idstring链路追踪标识
codeint业务状态码,0 表示请求受理成功
error_codeint错误码,成功时为 0
messagestring业务信息
tipsany补充提示,可为 null
dataobject任务状态和算法结果

data 中单个元素的字段说明

字段类型说明
statusint状态码:-1 未找到任务;0 创建成功;1 执行中;2 失败;9 超时,使用查询接口查询;10 成功
resultobject算法结果
progressnumber任务进度
predict_elapsedint预计耗时,毫秒
create_timeint64创建时间戳,毫秒
task_idstring任务 ID
custom_task_idstring客户自定义任务 ID
trace_idstring链路追踪标识
client_infostring客户端信息
init_imagesobject[]/null输入媒体回显

data.result 中字段说明

字段类型说明
idstring任务 ID
urlsarray结果文件的 URL 列表
parametersobject请求参数
dataobject处理数据
msgstring处理结果消息
msg_idstring消息 ID
imagesarray结果图片的 URL 列表
mtlab_resobject美图实验室返回的详细信息
media_info_listarray媒体信息列表

data.result.parameters 中字段说明

字段类型说明
has_watermarkbool是否包含水印,true 表示有水印
is_textbool是否包含文字,false 表示不包含文字
rsp_media_typestring返回的媒体类型,png 表示返回 PNG 格式
versionstring当前接口版本

data.result.data 中字段说明

字段类型说明
durationobject处理耗时信息
error_codeint算法错误码,0 表示成功
error_msgstring算法错误信息
extraobject扩展信息
media_info_listarray媒体信息列表
msg_idstring消息 ID
parameterobject算法返回参数,字段与 data.result.parameters 相同

data.result.data.duration 中字段说明

字段类型说明
alg_process_timenumber算法处理时间,单位毫秒
created_timestampnumber创建时间戳,单位秒
pull_timestampnumber拉取时间戳,单位秒
repost_timenumber重新发布时间,单位毫秒
upload_timenumber上传时间,单位毫秒
waiting_timenumber等待时间,单位毫秒

data.result.media_info_list 和 data.result.data.media_info_list 中单个元素的字段说明

字段类型说明
media_datastring媒体文件 URL
media_extraobject/null多媒体附加信息
media_profilesobject媒体文件的详细描述

media_profiles 字段说明

字段类型说明
media_data_typestring媒体文件的类型,url 表示文件通过 URL 访问
rsp_media_typestring媒体文件的响应类型,png 表示返回 PNG 格式

当前 API 特有的错误代码与信息

错误码错误信息说明
20001PROCESS_ERROR处理错误

返回值示例

请求成功返回示例

{
  "request_id": "",
  "trace_id": "",
  "code": 0,
  "error_code": 0,
  "message": "success",
  "tips": null,
  "data": {
    "status": 10,
    "result": {
      "id": "t_mt1a3i5n7b5e06e9a8-xxxx-4a63-8b81-904c89418132",
      "urls": [
        "https://obs-large.mtlab.meitu.com/mtopen/ff56d688358849259556be0f50065a60/e11d21c9-070c-4e93-6f42-990db30ccda2.png"
      ],
      "parameters": {
        "has_watermark": true,
        "is_text": false,
        "rsp_media_type": "png",
        "version": "1.1.6"
      },
      "data": {
        "duration": {
          "alg_process_time": 1821,
          "created_timestamp": 1767065223,
          "pull_timestamp": 1767065223,
          "repost_time": 0,
          "upload_time": 109,
          "waiting_time": 78
        },
        "error_code": 0,
        "error_msg": "success",
        "extra": {},
        "media_info_list": [
          {
            "media_data": "https://obs-large.mtlab.meitu.com/mtopen/ff56d688358849259556be0f50065a60/e11d21c9-070c-4e93-6f42-990db30ccda2.png",
            "media_extra": null,
            "media_profiles": {
              "media_data_type": "url",
              "rsp_media_type": "png"
            }
          }
        ],
        "msg_id": "c2abad9a-xxxx-4049-45a2-r009c438d1bb",
        "parameter": {
          "has_watermark": true,
          "is_text": false,
          "rsp_media_type": "png",
          "version": "1.1.6"
        }
      },
      "msg": "success",
      "msg_id": "c2abad9a-xxxx-4049-45a2-r009c438d1bb",
      "images": [
        "https://obs-large.mtlab.meitu.com/mtopen/ff56d688358849259556be0f50065a60/e11d21c9-070c-4e93-6f42-990db30ccda2.png"
      ],
      "mtlab_res": {
        "ErrorCode": 0,
        "ErrorMsg": "",
        "error_code": 0,
        "error_msg": "",
        "media_info_list": null,
        "msg_id": "c2abad9a-xxxx-4049-45a2-r009c438d1bb",
        "parameter": null
      },
      "media_info_list": [
        {
          "media_data": "https://obs-large.mtlab.meitu.com/mtopen/ff56d688358849259556be0f50065a60/e11d21c9-xxxx-4e93-6f42-990db30ccda2.png",
          "media_extra": null,
          "media_profiles": {
            "media_data_type": "url",
            "rsp_media_type": "png"
          }
        }
      ]
    },
    "progress": 1,
    "predict_elapsed": 10000,
    "create_time": 1767065223728,
    "task_id": "t_mt1a3i5n7b5e06e9a8-xxxx-4a63-8b81-904c89418132",
    "custom_task_id": "",
    "trace_id": "",
    "client_info": "",
    "init_images": null
  }
}

需要查询返回示例

使用 查询接口 接口查询

Response Status:200

content-type 为 application/json; charset=utf-8

{
  "request_id": "",
  "trace_id": "",
  "code": 0,
  "error_code": 0,
  "message": "success",
  "tips": null,
  "data": {
    "status": 9,
    "result": {
      "id": "t_mt1a3i5n7b5e06e9a8-xxxx-4a63-8b81-904c89418132"
    },
    "progress": 0,
    "predict_elapsed": 10000,
    "create_time": 1767065223728,
    "task_id": "t_mt1a3i5n7b5e06e9a8-xxxx-4a63-8b81-904c89418132",
    "custom_task_id": "",
    "trace_id": "8a2f1605-0f70-xxxx-af6b-a3b379f7ac1e",
    "client_info": "",
    "init_images": null
  }
}

请求失败返回示例

Response Status:400

content-type 为 application/json; charset=utf-8

{
  "request_id": "",
  "trace_id": "",
  "code": 20001,
  "error_code": 20001,
  "message": "PROCESS_ERROR",
  "tips": null,
  "data": {
    "status": 2,
    "result": {
      "error_code": 20001,
      "message": "PROCESS_ERROR"
    },
    "progress": 0,
    "predict_elapsed": 0,
    "create_time": 0,
    "task_id": "",
    "custom_task_id": "",
    "trace_id": "",
    "client_info": "",
    "init_images": null
  }
}

通用的错误代码与信息

详见 API 错误码

SDK 调用示例

Python

import json

import requests
from sign_sdk import sign

def api_call_example():
    key = "your_api_key"
    secret = "your_api_secret"
    url = "https://openapi.meitu.com/api/v1/sdk/sync/push"
    method = "POST"

    headers = {
        "Content-Type": "application/json",
        sign.HeaderHost: "openapi.meitu.com",
    }
    inner_params = {
        "rsp_media_type": "url",
        "parameter": {"is_text": True},
    }
    payload = {
        "task": "/v1/ai_eraser_watermark/485833",
        "task_type": "formula",
        "init_images": [
            {
                "url": "https://obs.mtlab.meitu.com/public/EtRGxLI8ulQ43pGhuZfym9aYUD2PUbMP/MTcwNjE0ODAwMA==/4d5c9604-3f3f-4247-7459-61dbc86c3300.jpeg",
                "profile": {
                    "media_profiles": {"media_data_type": "url"},
                    "version": "v1",
                },
            }
        ],
        "params": json.dumps(inner_params, ensure_ascii=False),
        "sync_timeout": 30,
    }
    body = json.dumps(payload, ensure_ascii=False)

    signer = sign.Signer(key, secret)
    signed_request = signer.sign(url, method, headers, body)
    response = requests.Session().send(signed_request)
    print(f"Status: {response.status_code}")
    print(f"Response: {response.text}")

if __name__ == "__main__":
    api_call_example()

Go

package main

import (
	"fmt"
	"io"
	"net/http"

	"github.com/mtlab/api/signer"
)

func main() {
	key := "your_api_key"
	secret := "your_api_secret"
	signObj := signer.NewSigner(key, secret)

	url := "https://openapi.meitu.com/api/v1/sdk/sync/push"
	method := http.MethodPost
	headers := make(http.Header)
	headers.Set(signer.HeaderHost, "openapi.meitu.com")
	headers.Set("Content-Type", "application/json")

	body := `{
  "task": "/v1/ai_eraser_watermark/485833",
  "task_type": "formula",
  "init_images": [{
    "url": "https://obs.mtlab.meitu.com/public/EtRGxLI8ulQ43pGhuZfym9aYUD2PUbMP/MTcwNjE0ODAwMA==/4d5c9604-3f3f-4247-7459-61dbc86c3300.jpeg",
    "profile": {
      "media_profiles": {"media_data_type": "url"},
      "version": "v1"
    }
  }],
  "params": "{\"rsp_media_type\":\"url\",\"parameter\":{\"is_text\":true}}",
  "sync_timeout": 30
}`

	req, err := signObj.Sign(url, method, headers, body)
	if err != nil {
		fmt.Println("Failed to sign request:", err)
		return
	}

	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		fmt.Println("Failed to send request:", err)
		return
	}
	defer resp.Body.Close()

	responseBody, err := io.ReadAll(resp.Body)
	if err != nil {
		fmt.Println("Read response failed:", err)
		return
	}
	fmt.Println("Response:", resp.StatusCode, string(responseBody))
}

PHP

<?php
require 'signer.php';

$key = 'your_api_key';
$secret = 'your_api_secret';
$signer = new Signer($key, $secret);

$url = 'https://openapi.meitu.com/api/v1/sdk/sync/push';
$method = 'POST';
$headers = ['Content-Type' => 'application/json'];

$innerParams = json_encode([
    'rsp_media_type' => 'url',
    'parameter' => ['is_text' => true],
]);

$body = json_encode([
    'task' => '/v1/ai_eraser_watermark/485833',
    'task_type' => 'formula',
    'init_images' => [
        [
            'url' => 'https://obs.mtlab.meitu.com/public/EtRGxLI8ulQ43pGhuZfym9aYUD2PUbMP/MTcwNjE0ODAwMA==/4d5c9604-3f3f-4247-7459-61dbc86c3300.jpeg',
            'profile' => [
                'media_profiles' => ['media_data_type' => 'url'],
                'version' => 'v1',
            ],
        ],
    ],
    'params' => $innerParams,
    'sync_timeout' => 30,
]);

$curl = $signer->sign($url, $method, $headers, $body);
$response = curl_exec($curl);
$status = curl_getinfo($curl, CURLINFO_HTTP_CODE);

if ($status === 0) {
    echo 'Error: ' . curl_error($curl);
} else {
    echo "Status: {$status}\n";
    echo "Response: {$response}\n";
}
curl_close($curl);
?>

Java

package com.meitu.openai.common;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.Map;

public class Main {
    public static void main(String[] args) throws Exception {
        Signer signer = new Signer("your_api_key", "your_api_secret");
        String url = "https://openapi.meitu.com/api/v1/sdk/sync/push";
        String method = "POST";

        Map<String, String> headers = new HashMap<>();
        headers.put("Content-Type", "application/json");
        headers.put(Signer.HeaderHost, "openapi.meitu.com");

        String body = "{\n" +
                "  \"task\": \"/v1/ai_eraser_watermark/485833\",\n" +
                "  \"task_type\": \"formula\",\n" +
                "  \"init_images\": [{\n" +
                "    \"url\": \"https://obs.mtlab.meitu.com/public/EtRGxLI8ulQ43pGhuZfym9aYUD2PUbMP/MTcwNjE0ODAwMA==/4d5c9604-3f3f-4247-7459-61dbc86c3300.jpeg\",\n" +
                "    \"profile\": {\n" +
                "      \"media_profiles\": {\"media_data_type\": \"url\"},\n" +
                "      \"version\": \"v1\"\n" +
                "    }\n" +
                "  }],\n" +
                "  \"params\": \"{\\\"rsp_media_type\\\":\\\"url\\\",\\\"parameter\\\":{\\\"is_text\\\":true}}\",\n" +
                "  \"sync_timeout\": 30\n" +
                "}";

        Map<String, String> signedHeaders = signer.sign(url, method, headers, body);
        HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
        connection.setRequestMethod(method);
        for (Map.Entry<String, String> entry : signedHeaders.entrySet()) {
            connection.setRequestProperty(entry.getKey(), entry.getValue());
        }
        connection.setDoOutput(true);
        connection.getOutputStream().write(body.getBytes(StandardCharsets.UTF_8));

        int status = connection.getResponseCode();
        InputStream stream = status >= 400
                ? connection.getErrorStream()
                : connection.getInputStream();
        try (BufferedReader reader = new BufferedReader(new InputStreamReader(stream))) {
            StringBuilder response = new StringBuilder();
            String line;
            while ((line = reader.readLine()) != null) {
                response.append(line);
            }
            System.out.println("Response: " + status + " " + response);
        }
    }
}