万相-图像生成与编辑2.7 API参考

import os
import base64
import mimetypes
import urllib.request
import dashscope
from dashscope.aigc.image_generation import ImageGeneration
from dashscope.api_entities.dashscope_response import Message
from http import HTTPStatus

# 以下为华北2（北京）地域的URL，调用时请将{WorkspaceId}替换为真实的业务空间ID，各地域的URL不同。
dashscope.base_http_api_url = "https://{WorkspaceId}.cn-beijing.maas.aliyuncs.com/api/v1"

# 若没有配置环境变量，请用百炼API Key将下行替换为：api_key="sk-xxx"
# 各地域的API Key不同。获取API Key：https://help.aliyun.com/zh/model-studio/get-api-key
api_key = os.getenv("DASHSCOPE_API_KEY")

# --- Base64编码函数 ---
# base64编码格式为 data:{MIME_type};base64,{base64_data}
def encode_file(file_path):
    mime_type, _ = mimetypes.guess_type(file_path)
    if not mime_type or not mime_type.startswith("image/"):
        raise ValueError("不支持或无法识别的图像格式")
    with open(file_path, "rb") as image_file:
        encoded_string = base64.b64encode(image_file.read()).decode("utf-8")
    return f"data:{mime_type};base64,{encoded_string}"

"""
图像输入方式说明：
以下提供了三种图片输入方式，三选一即可
1. 使用公网URL - 适合已有公开可访问的图片
2. 使用本地文件 - 适合本地开发测试
3. 使用Base64编码 - 适合私有图片或需要加密传输的场景
"""
# 【方式一】使用公网图片 URL
image_1 = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20251229/pjeqdf/car.webp"
image_2 = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20251229/xsunlm/paint.webp"

# 【方式二】使用本地文件（支持绝对路径和相对路径）
# image_1 = "file:///path/to/your/car.png"
# image_2 = "file:///path/to/your/paint.png"

# 【方式三】使用Base64编码的图片
# image_1 = encode_file("/path/to/your/car.png")
# image_2 = encode_file("/path/to/your/paint.png")

# 创建异步任务
def create_async_task():
    print("Creating async task...")
    message = Message(
        role="user",
        content=[
            {"text": "把图2的涂鸦喷绘在图1的汽车上"},
            {"image": image_1},
            {"image": image_2},
        ],
    )
    response = ImageGeneration.async_call(
        model="wan2.7-image-pro",
        api_key=api_key,
        messages=[message],
        watermark=False,
        n=1,
        size="2K",  # wan2.7-image-pro仅文生图场景支持4K分辨率，图像编辑和组图生成支持最高2K分辨率
    )

    if response.status_code == 200:
        print("Task created successfully:", response)
        return response
    else:
        raise Exception(f"Failed to create task: {response.code} - {response.message}")

# 等待任务完成
def wait_for_completion(task_response):
    print("Waiting for task completion...")
    status = ImageGeneration.wait(task=task_response, api_key=api_key)

    if status.output.task_status == "SUCCEEDED":
        print("Task succeeded!")
        # 提取结果图片URL并保存到本地
        for i, choice in enumerate(status.output.choices):
            for j, content in enumerate(choice["message"]["content"]):
                if content.get("type") == "image":
                    image_url = content["image"]
                    file_name = f"output_{i}_{j}.png"
                    # 结果URL有效期为24小时，请及时下载
                    urllib.request.urlretrieve(image_url, file_name)
                    print(f"Image saved to {file_name}")
    else:
        raise Exception(f"Task failed with status: {status.output.task_status}")

# 获取异步任务信息
def fetch_task_status(task):
    print("Fetching task status...")
    status = ImageGeneration.fetch(task=task, api_key=api_key)

    if status.status_code == HTTPStatus.OK:
        print("Task status:", status.output.task_status)
        print("Response details:", status)
    else:
        print(f"Failed to fetch status: {status.code} - {status.message}")

# 取消异步任务
def cancel_task(task):
    print("Canceling task...")
    response = ImageGeneration.cancel(task=task, api_key=api_key)

    if response.status_code == HTTPStatus.OK:
        print("Task canceled successfully:", response.output.task_status)
    else:
        print(f"Failed to cancel task: {response.code} - {response.message}")

# 主执行流程
if __name__ == "__main__":
    task = create_async_task()
    wait_for_completion(task)

{
    "status_code": 200,
    "request_id": "3b99aae5-d26f-9059-8dd0-ee9ca4804xxx",
    "code": null,
    "message": "",
    "output": {
        "text": null,
        "finish_reason": null,
        "choices": [
            {
                "finish_reason": "stop",
                "message": {
                    "role": "assistant",
                    "content": [
                        {
                            "image": "https://dashscope-result-bj.oss-cn-beijing.aliyuncs.com/xxxxxx.png?Expires=xxxxxx",
                            "type": "image"
                        }
                    ]
                }
            }
        ],
        "audio": null,
        "task_id": "127ec645-118f-4884-955d-0eba8dxxxxxx",
        "task_status": "SUCCEEDED",
        "submit_time": "2026-03-31 22:58:47.646",
        "scheduled_time": "2026-03-31 22:58:47.683",
        "end_time": "2026-03-31 22:58:59.642",
        "finished": true
    },
    "usage": {
        "input_tokens": 18711,
        "output_tokens": 2,
        "characters": 0,
        "size": "2985*1405",
        "total_tokens": 18713,
        "image_count": 1
    }
}

import os
import base64
import mimetypes
import urllib.request
import dashscope
from dashscope.aigc.image_generation import ImageGeneration
from dashscope.api_entities.dashscope_response import Message

# 以下为华北2（北京）地域的URL，调用时请将{WorkspaceId}替换为真实的业务空间ID，各地域的URL不同。
dashscope.base_http_api_url = "https://{WorkspaceId}.cn-beijing.maas.aliyuncs.com/api/v1"

# 若没有配置环境变量，请用百炼API Key将下行替换为：api_key="sk-xxx"
# 各地域的API Key不同。获取API Key：https://help.aliyun.com/zh/model-studio/get-api-key
api_key = os.getenv("DASHSCOPE_API_KEY")

# --- Base64编码函数 ---
# base64编码格式为 data:{MIME_type};base64,{base64_data}
def encode_file(file_path):
    mime_type, _ = mimetypes.guess_type(file_path)
    if not mime_type or not mime_type.startswith("image/"):
        raise ValueError("不支持或无法识别的图像格式")
    with open(file_path, "rb") as image_file:
        encoded_string = base64.b64encode(image_file.read()).decode("utf-8")
    return f"data:{mime_type};base64,{encoded_string}"

"""
图像输入方式说明（图生组图场景）：
以下提供了三种图片输入方式，三选一即可
1. 使用公网URL - 适合已有公开可访问的图片
2. 使用本地文件 - 适合本地开发测试
3. 使用Base64编码 - 适合私有图片或需要加密传输的场景
"""
# 【方式一】使用公网图片 URL
# image_1 = "https://img.alicdn.com/imgextra/i4/O1CN01IM44WN23dq5uY1yla_!!6000000007279-49-tps-1024-1024.webp"

# 【方式二】使用本地文件（支持绝对路径和相对路径）
# image_1 = "file:///path/to/your/image.png"

# 【方式三】使用Base64编码的图片
# image_1 = encode_file("/path/to/your/image.png")

def main():
    message = Message(
        role="user",
        content=[
            {
                "text": "电影感组图，记录同一只流浪橘猫，特征必须前后一致。第一张：春天，橘猫穿梭在盛开的樱花树下；第二张：夏天，橘猫在老街的树荫下乘凉避暑；第三张：秋天，橘猫踩在满地的金色落叶上；第四张：冬天，橘猫在雪地上走留下足迹。"
            }
            # 图生组图场景：取消以下注释并注释掉上方纯文本
            # {"text": "参考图片风格生成四季组图"},
            # {"image": image_1}
        ],
    )

    # 提交异步任务
    print("提交异步任务...")
    response = ImageGeneration.async_call(
        model="wan2.7-image-pro",
        api_key=api_key,
        messages=[message],
        enable_sequential=True,
        n=4,
        size="2K",  # wan2.7-image-pro仅文生图场景支持4K分辨率，图像编辑和组图生成支持最高2K分辨率
    )

    if response.status_code == 200:
        print(f"任务提交成功，任务ID: {response.output.task_id}")

        # 等待任务完成
        status = ImageGeneration.wait(task=response, api_key=api_key)

        if status.output.task_status == "SUCCEEDED":
            print("任务完成!")
            # 提取结果图片URL并保存到本地
            for i, choice in enumerate(status.output.choices):
                for j, content in enumerate(choice["message"]["content"]):
                    if content.get("type") == "image":
                        image_url = content["image"]
                        file_name = f"output_{i}_{j}.png"
                        # 结果URL有效期为24小时，请及时下载
                        urllib.request.urlretrieve(image_url, file_name)
                        print(f"Image saved to {file_name}")
        else:
            print(f"任务失败，状态: {status.output.task_status}")
    else:
        print(f"任务创建失败: {response.code} - {response.message}")

if __name__ == "__main__":
    try:
        main()
    except Exception as e:
        print(f"错误: {e}")

{
    "status_code": 200,
    "request_id": "56e318fd-ed60-99e8-8ca1-cdef25ca4xxx",
    "code": "",
    "message": "",
    "output": {
        "text": null,
        "finish_reason": null,
        "choices": [
            {
                "finish_reason": "stop",
                "message": {
                    "role": "assistant",
                    "content": [
                        {
                            "image": "https://dashscope-result-bj.oss-cn-beijing.aliyuncs.com/xxxxxx.png?Expires=xxxxxx",
                            "type": "image"
                        },
                        {
                            "image": "https://dashscope-result-bj.oss-cn-beijing.aliyuncs.com/xxxxxx.png?Expires=xxxxxx",
                            "type": "image"
                        },
                        {
                            "image": "https://dashscope-result-bj.oss-cn-beijing.aliyuncs.com/xxxxxx.png?Expires=xxxxxx",
                            "type": "image"
                        },
                        {
                            "image": "https://dashscope-result-bj.oss-cn-beijing.aliyuncs.com/xxxxxx.png?Expires=xxxxxx",
                            "type": "image"
                        }
                    ]
                }
            }
        ],
        "audio": null,
        "task_id": "77093787-a217-4c29-9cd4-ca7b5ac86xxx",
        "task_status": "SUCCEEDED",
        "submit_time": "2026-03-31 23:04:46.166",
        "scheduled_time": "2026-03-31 23:04:46.208",
        "end_time": "2026-03-31 23:05:11.664",
        "finished": true
    },
    "usage": {
        "input_tokens": 720,
        "output_tokens": 11,
        "characters": 0,
        "size": "2048*2048",
        "total_tokens": 731,
        "image_count": 4
    }
}

import com.alibaba.dashscope.aigc.imagegeneration.*;
import com.alibaba.dashscope.exception.ApiException;
import com.alibaba.dashscope.exception.NoApiKeyException;
import com.alibaba.dashscope.exception.UploadFileException;
import com.alibaba.dashscope.utils.Constants;
import com.alibaba.dashscope.utils.JsonUtils;

import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.Arrays;
import java.util.Base64;
import java.util.Collections;
import java.util.List;
import java.util.Map;

/**
 * wan2.7-image-pro 图像编辑 - 异步调用示例
 */
public class Main {

    static {
        // 以下为华北2（北京）地域的URL，调用时请将{WorkspaceId}替换为真实的业务空间ID，各地域的URL不同。
        Constants.baseHttpApiUrl = "https://{WorkspaceId}.cn-beijing.maas.aliyuncs.com/api/v1";
    }

    // 若没有配置环境变量，请用百炼API Key将下行替换为：apiKey="sk-xxx"
    // 各地域的API Key不同。获取API Key：https://help.aliyun.com/zh/model-studio/get-api-key
    static String apiKey = System.getenv("DASHSCOPE_API_KEY");

    // --- Base64编码函数 ---
    // base64编码格式为 data:{MIME_type};base64,{base64_data}
    public static String encodeFile(String filePath) throws IOException {
        byte[] fileContent = Files.readAllBytes(Paths.get(filePath));
        String base64String = Base64.getEncoder().encodeToString(fileContent);
        String mimeType = Files.probeContentType(Paths.get(filePath));
        return "data:" + mimeType + ";base64," + base64String;
    }

    public static void asyncCall() throws ApiException, NoApiKeyException, UploadFileException, IOException {
        /*
         * 图像输入方式说明：
         * 以下提供了三种图片输入方式，三选一即可
         * 1. 使用公网URL - 适合已有公开可访问的图片
         * 2. 使用本地文件 - 适合本地开发测试
         * 3. 使用Base64编码 - 适合私有图片或需要加密传输的场景
         */
        // 【方式一】使用公网图片 URL
        String image1 = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20251229/pjeqdf/car.webp";
        String image2 = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20251229/xsunlm/paint.webp";

        // 【方式二】使用本地文件（支持绝对路径和相对路径）
        // 格式要求：file:// + 文件路径
        // String image1 = "file:///path/to/your/car.png";
        // String image2 = "file:///path/to/your/paint.png";

        // 【方式三】使用Base64编码的图片
        // String image1 = encodeFile("/path/to/your/car.png");
        // String image2 = encodeFile("/path/to/your/paint.png");

        // 构建多图输入消息
        ImageGenerationMessage message = ImageGenerationMessage.builder()
                .role("user")
                .content(Arrays.asList(
                        // 支持多图输入，可以提供多张参考图片
                        Collections.singletonMap("text", "把图2的涂鸦喷绘在图1的汽车上"),
                        Collections.singletonMap("image", image1),
                        Collections.singletonMap("image", image2)
                )).build();

        ImageGenerationParam param = ImageGenerationParam.builder()
                .apiKey(apiKey)
                .model("wan2.7-image-pro")
                .n(1)
                .size("2K") // wan2.7-image-pro仅文生图场景支持4K分辨率，图像编辑和组图生成支持最高2K分辨率
                .messages(Arrays.asList(message))
                .build();

        ImageGeneration imageGeneration = new ImageGeneration();
        ImageGenerationResult result = null;
        try {
            System.out.println("---async call for image editing, creating task----");
            result = imageGeneration.asyncCall(param);
        } catch (ApiException | NoApiKeyException | UploadFileException e) {
            throw new RuntimeException(e.getMessage());
        }
        System.out.println("任务创建结果:");
        System.out.println(JsonUtils.toJson(result));

        String taskId = result.getOutput().getTaskId();
        // 等待任务完成
        waitTask(taskId);
    }

    public static void waitTask(String taskId) throws ApiException, NoApiKeyException, IOException {
        ImageGeneration imageGeneration = new ImageGeneration();
        System.out.println("\n---waiting for task completion----");
        ImageGenerationResult result = imageGeneration.wait(taskId, apiKey);
        // 提取结果图片URL并保存到本地
        for (int i = 0; i < result.getOutput().getChoices().size(); i++) {
            List<Map<String, Object>> contents = result.getOutput().getChoices().get(i)
                    .getMessage().getContent();
            for (int j = 0; j < contents.size(); j++) {
                if ("image".equals(contents.get(j).get("type"))) {
                    String imageUrl = (String) contents.get(j).get("image");
                    String fileName = "output_" + i + "_" + j + ".png";
                    // 结果URL有效期为24小时，请及时下载
                    try (InputStream in = new URL(imageUrl).openStream()) {
                        Files.copy(in, Paths.get(fileName), StandardCopyOption.REPLACE_EXISTING);
                    }
                    System.out.println("Image saved to " + fileName);
                }
            }
        }
    }

    public static void main(String[] args) throws ApiException, NoApiKeyException, UploadFileException, IOException {
        asyncCall();
    }
}

{
    "requestId": "60a08540-f1c1-9e76-8cd3-d5949db8cxxx",
    "usage": {
        "input_tokens": 18711,
        "output_tokens": 2,
        "total_tokens": 18713,
        "image_count": 1,
        "size": "2985*1405"
    },
    "output": {
        "choices": [
            {
                "finish_reason": "stop",
                "message": {
                    "role": "assistant",
                    "content": [
                        {
                            "image": "https://dashscope-result-bj.oss-cn-beijing.aliyuncs.com/xxxxxx.png?Expires=xxxxxx",
                            "type": "image"
                        }
                    ]
                }
            }
        ],
        "task_id": "8811b4a4-00ac-4aa2-a2fd-017d3b90cxxx",
        "task_status": "SUCCEEDED",
        "finished": true,
        "submit_time": "2026-03-31 19:57:58.840",
        "scheduled_time": "2026-03-31 19:57:58.877",
        "end_time": "2026-03-31 19:58:11.563"
    },
    "status_code": 200,
    "code": "",
    "message": ""
}

import com.alibaba.dashscope.aigc.imagegeneration.*;
import com.alibaba.dashscope.exception.ApiException;
import com.alibaba.dashscope.exception.NoApiKeyException;
import com.alibaba.dashscope.exception.UploadFileException;
import com.alibaba.dashscope.utils.Constants;
import com.alibaba.dashscope.utils.JsonUtils;

import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.Arrays;
import java.util.Base64;
import java.util.Collections;
import java.util.List;
import java.util.Map;

/**
 * wan2.7-image-pro 组图生成 - 异步调用示例（北京地域）
 */
public class Main {

    static {
        // 以下为华北2（北京）地域的URL，调用时请将{WorkspaceId}替换为真实的业务空间ID，各地域的URL不同。
        Constants.baseHttpApiUrl = "https://{WorkspaceId}.cn-beijing.maas.aliyuncs.com/api/v1";
    }

    // 若没有配置环境变量，请用百炼API Key将下行替换为：apiKey="sk-xxx"
    // 各地域的API Key不同。获取API Key：https://help.aliyun.com/zh/model-studio/get-api-key
    static String apiKey = System.getenv("DASHSCOPE_API_KEY");

    // --- Base64编码函数 ---
    // base64编码格式为 data:{MIME_type};base64,{base64_data}
    public static String encodeFile(String filePath) throws IOException {
        byte[] fileContent = Files.readAllBytes(Paths.get(filePath));
        String base64String = Base64.getEncoder().encodeToString(fileContent);
        String mimeType = Files.probeContentType(Paths.get(filePath));
        return "data:" + mimeType + ";base64," + base64String;
    }

    public static ImageGenerationResult waitTask(String taskId)
            throws ApiException, NoApiKeyException {
        ImageGeneration imageGeneration = new ImageGeneration();
        return imageGeneration.wait(taskId, apiKey);
    }

    public static void asyncCall() throws ApiException, NoApiKeyException, UploadFileException, IOException {
        /*
         * 图像输入方式说明（图生组图场景）：
         * 以下提供了三种图片输入方式，三选一即可
         * 1. 使用公网URL - 适合已有公开可访问的图片
         * 2. 使用本地文件 - 适合本地开发测试
         * 3. 使用Base64编码 - 适合私有图片或需要加密传输的场景
         */
        // 【方式一】使用公网图片 URL
        // String image1 = "https://img.alicdn.com/imgextra/i4/O1CN01IM44WN23dq5uY1yla_!!6000000007279-49-tps-1024-1024.webp";

        // 【方式二】使用本地文件（支持绝对路径和相对路径）
        // 格式要求：file:// + 文件路径
        // String image1 = "file:///path/to/your/image.png";

        // 【方式三】使用Base64编码的图片
        // String image1 = encodeFile("/path/to/your/image.png");

        // 构建文本输入消息（支持文生组图以及图生组图，此处以文生组图为例）
        ImageGenerationMessage message = ImageGenerationMessage.builder()
                .role("user")
                .content(Collections.singletonList(
                        Collections.singletonMap("text", "电影感组图，记录同一只流浪橘猫，特征必须前后一致。第一张：春天，橘猫穿梭在盛开的樱花树下；第二张：夏天，橘猫在老街的树荫下乘凉避暑；第三张：秋天，橘猫踩在满地的金色落叶上；第四张：冬天，橘猫在雪地上走留下足迹。")
                )).build();
        // 图生组图场景：取消以下注释并注释掉上方纯文本构建
        // ImageGenerationMessage message = ImageGenerationMessage.builder()
        //         .role("user")
        //         .content(Arrays.asList(
        //                 Collections.singletonMap("text", "参考图片风格生成四季组图"),
        //                 Collections.singletonMap("image", image1)
        //         )).build();

        ImageGenerationParam param = ImageGenerationParam.builder()
                .apiKey(apiKey)
                .model("wan2.7-image-pro")
                .messages(Collections.singletonList(message))
                .enableSequential(true)
                .n(4)
                .size("2K") // wan2.7-image-pro仅文生图场景支持4K分辨率，图像编辑和组图生成支持最高2K分辨率
                .build();

        ImageGeneration imageGeneration = new ImageGeneration();
        ImageGenerationResult taskResult = null;
        try {
            System.out.println("----async call, creating task----");
            taskResult = imageGeneration.asyncCall(param);
        } catch (ApiException | NoApiKeyException | UploadFileException e) {
            throw new RuntimeException(e.getMessage());
        }
        System.out.println("Task created: " + JsonUtils.toJson(taskResult));

        // 等待任务完成
        String taskId = taskResult.getOutput().getTaskId();
        ImageGenerationResult result = waitTask(taskId);
        // 提取结果图片URL并保存到本地
        for (int i = 0; i < result.getOutput().getChoices().size(); i++) {
            List<Map<String, Object>> contents = result.getOutput().getChoices().get(i)
                    .getMessage().getContent();
            for (int j = 0; j < contents.size(); j++) {
                if ("image".equals(contents.get(j).get("type"))) {
                    String imageUrl = (String) contents.get(j).get("image");
                    String fileName = "output_" + i + "_" + j + ".png";
                    // 结果URL有效期为24小时，请及时下载
                    try (InputStream in = new URL(imageUrl).openStream()) {
                        Files.copy(in, Paths.get(fileName), StandardCopyOption.REPLACE_EXISTING);
                    }
                    System.out.println("Image saved to " + fileName);
                }
            }
        }
    }

    public static void main(String[] args) throws ApiException, NoApiKeyException, UploadFileException, IOException {
        asyncCall();
    }
}