万相2.7-视频编辑API参考

import base64
import mimetypes
from http import HTTPStatus
from dashscope import VideoSynthesis
import dashscope
import os

# 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")

# 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}"

# 参考图像URL，支持以下三种输入方式

# 【方式一】使用公网图片URL
reference_image_url = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260402/fwjpqf/wan2.7-videoedit-change-clothes.png"

# 【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
# 示例（绝对路径）：
# reference_image_url = "file://" + "/path/to/image.png"     # Linux/macOS
# reference_image_url = "file://" + "C:/path/to/image.png"    # Windows
# 示例（相对路径）：
# reference_image_url = "file://" + "./image.png"             # 相对当前执行文件的路径

# 【方式三】使用Base64编码
# reference_image_url = encode_file("/path/to/image.png")

def sample_async_call_videoedit():
    # call async api, will return the task information
    # you can get task status with the returned task id.
    rsp = VideoSynthesis.async_call(
        api_key=api_key,
        model='wan2.7-videoedit',
        prompt='将视频中女孩的衣服替换为图片中的衣服',
        media=[
            {
                "type": "video",
                "url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260403/nlspwm/T2VA_22.mp4"
            },
            {
                "type": "reference_image",
                "url": reference_image_url
            }
        ],
        resolution='720P',
        prompt_extend=True,
        watermark=True)
    print(rsp)
    if rsp.status_code == HTTPStatus.OK:
        print("task_id: %s" % rsp.output.task_id)
    else:
        print('Failed, status_code: %s, code: %s, message: %s' %
              (rsp.status_code, rsp.code, rsp.message))

    # get the task information include the task status.
    status = VideoSynthesis.fetch(task=rsp, api_key=api_key)
    if status.status_code == HTTPStatus.OK:
        print(status.output.task_status)  # check the task status
    else:
        print('Failed, status_code: %s, code: %s, message: %s' %
              (status.status_code, status.code, status.message))

    # wait the task complete, will call fetch interval, and check it's in finished status.
    rsp = VideoSynthesis.wait(task=rsp, api_key=api_key)
    print(rsp)
    if rsp.status_code == HTTPStatus.OK:
        print(rsp.output.video_url)
    else:
        print('Failed, status_code: %s, code: %s, message: %s' %
              (rsp.status_code, rsp.code, rsp.message))

if __name__ == '__main__':
    sample_async_call_videoedit()

// Copyright (c) Alibaba, Inc. and its affiliates.

import com.alibaba.dashscope.aigc.videosynthesis.VideoSynthesis;
import com.alibaba.dashscope.aigc.videosynthesis.VideoSynthesisParam;
import com.alibaba.dashscope.aigc.videosynthesis.VideoSynthesisResult;
import com.alibaba.dashscope.aigc.videosynthesis.VideoSynthesisListResult;
import com.alibaba.dashscope.exception.ApiException;
import com.alibaba.dashscope.exception.InputRequiredException;
import com.alibaba.dashscope.exception.NoApiKeyException;
import com.alibaba.dashscope.task.AsyncTaskListParam;
import com.alibaba.dashscope.utils.JsonUtils;
import com.alibaba.dashscope.utils.Constants;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Base64;

public class VideoEdit {

    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
    public static String apiKey = System.getenv("DASHSCOPE_API_KEY");

    // 参考图像URL，支持以下三种输入方式

    // 【方式一】使用公网图片URL
    static String referenceImageUrl = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260402/fwjpqf/wan2.7-videoedit-change-clothes.png";

    // 【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
    // 示例（绝对路径）：
    // static String referenceImageUrl = "file://" + "/path/to/image.png";     // Linux/macOS
    // static String referenceImageUrl = "file://" + "C:/path/to/image.png";   // Windows
    // 示例（相对路径）：
    // static String referenceImageUrl = "file://" + "./image.png";             // 相对当前执行文件的路径

    // 【方式三】使用Base64编码
    // static String referenceImageUrl = encodeFile("/path/to/image.png");

    // 格式为 data:{MIME_type};base64,{base64_data}
    public static String encodeFile(String filePath) {
        Path path = Paths.get(filePath);
        if (!Files.exists(path)) {
            throw new IllegalArgumentException("文件不存在: " + filePath);
        }
        String mimeType = null;
        try {
            mimeType = Files.probeContentType(path);
        } catch (IOException e) {
            throw new IllegalArgumentException("无法检测文件类型: " + filePath);
        }
        if (mimeType == null || !mimeType.startsWith("image/")) {
            throw new IllegalArgumentException("不支持或无法识别的图像格式");
        }
        byte[] fileBytes = null;
        try {
            fileBytes = Files.readAllBytes(path);
        } catch (IOException e) {
            throw new IllegalArgumentException("无法读取文件内容: " + filePath);
        }
        String encodedString = Base64.getEncoder().encodeToString(fileBytes);
        return "data:" + mimeType + ";base64," + encodedString;
    }

    public static void videoEdit() throws ApiException, NoApiKeyException, InputRequiredException {
        VideoSynthesis vs = new VideoSynthesis();
        List<VideoSynthesisParam.Media> media = new ArrayList<VideoSynthesisParam.Media>(){{
            add(VideoSynthesisParam.Media.builder()
                    .url("https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260403/nlspwm/T2VA_22.mp4")
                    .type("video")
                    .build());
            add(VideoSynthesisParam.Media.builder()
                    .url(referenceImageUrl)
                    .type("reference_image")
                    .build());
        }};
        Map<String, Object> parameters = new HashMap<>();
        parameters.put("resolution", "720P");
        parameters.put("prompt_extend", true);
        parameters.put("watermark", true);

        VideoSynthesisParam param =
                VideoSynthesisParam.builder()
                        .apiKey(apiKey)
                        .model("wan2.7-videoedit")
                        .prompt("将视频中女孩的衣服替换为图片中的衣服")
                        .media(media)
                        .parameters(parameters)
                        .build();

        // 异步调用
        VideoSynthesisResult task = vs.asyncCall(param);
        System.out.println(JsonUtils.toJson(task));
        System.out.println("please wait...");

        // 获取结果
        VideoSynthesisResult result = vs.wait(task, apiKey);
        System.out.println(JsonUtils.toJson(result));
    }

    // 获取任务列表
    public static void listTask() throws ApiException, NoApiKeyException {
        VideoSynthesis is = new VideoSynthesis();
        AsyncTaskListParam param = AsyncTaskListParam.builder().build();
        param.setApiKey(apiKey);
        VideoSynthesisListResult result = is.list(param);
        System.out.println(result);
    }

    // 获取单个任务结果
    public static void fetchTask(String taskId) throws ApiException, NoApiKeyException {
        VideoSynthesis is = new VideoSynthesis();
        // 如果已设置 DASHSCOPE_API_KEY 为环境变量，apiKey 可为空
        VideoSynthesisResult result = is.fetch(taskId, apiKey);
        System.out.println(result.getOutput());
        System.out.println(result.getUsage());
    }

    public static void main(String[] args) {
        try {
            videoEdit();
        } catch (ApiException | NoApiKeyException | InputRequiredException e) {
            System.out.println(e.getMessage());
        }
        System.exit(0);
    }
}