Alibaba Cloud Model Studio:Wan - 最初と最後のフレームによる動画生成 API リファレンス (2.2)

リクエスト例

import os
from http import HTTPStatus
# DashScope SDK >= 1.23.4
from dashscope import VideoSynthesis
import dashscope

dashscope.base_http_api_url = 'https://dashscope-intl.aliyuncs.com/api/v1'

# 環境変数から DashScope API キー（Model Studio API キー）を取得します。
api_key = os.getenv("DASHSCOPE_API_KEY")

# ========== 画像入力方法（いずれかを選択） ==========
# [方法 1] パブリック画像 URL を使用
first_frame_url = "https://wanx.alicdn.com/material/20250318/first_frame.png"
last_frame_url = "https://wanx.alicdn.com/material/20250318/last_frame.png"

# [方法 2] ローカルファイルパスを使用（file:// + ファイルパス）
# 絶対パスを使用：
# first_frame_url = "file://" + "/path/to/your/first_frame.png"  # Linux/macOS
# last_frame_url = "file://" + "C:/path/to/your/last_frame.png"  # Windows
# または相対パスを使用：
# first_frame_url = "file://" + "./first_frame.png"              # 実際のパスを使用してください。
# last_frame_url = "file://" + "./last_frame.png"                # 実際のパスを使用してください。

def sample_sync_call_kf2v():
    print('please wait...')
    rsp = VideoSynthesis.call(api_key=api_key,
                              model="wan2.2-kf2v-flash",
                              prompt="Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view.",
                              first_frame_url=first_frame_url,
                              last_frame_url=last_frame_url,
                              resolution="720P",
                              prompt_extend=True)
    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_sync_call_kf2v()

応答例

video_url の有効期間は 24 時間です。この期間内に動画をダウンロードしてください。

{
    "status_code": 200,
    "request_id": "a37fafc3-907c-96f3-95a6-5b2a8268a3fd",
    "code": null,
    "message": "",
    "output": {
        "task_id": "4dba0092-da13-42b2-afb1-0f7b8a0f4643",
        "task_status": "SUCCEEDED",
        "video_url": "https://dashscope-result-wlcb-acdr-1.oss-cn-wulanchabu-acdr-1.aliyuncs.com/xxx.mp4?xxxxx",
        "submit_time": "2025-05-23 15:50:12.404",
        "scheduled_time": "2025-05-23 15:50:12.443",
        "end_time": "2025-05-23 15:54:56.502",
        "orig_prompt": "Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view.",
        "actual_prompt": "Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view. The cat's yellow eyes are bright and expressive, its ears are pricked, and its whiskers are clearly visible. The background is a simple, light-colored wall that highlights the cat's black fur and focused expression. A close-up shot emphasizes the change in the cat's gaze and posture."
    },
    "usage": {
        "video_count": 1,
        "video_duration": 5,
        "video_ratio": "standard"
    }
}

リクエスト例

import os
from http import HTTPStatus
# DashScope SDK >= 1.23.4
from dashscope import VideoSynthesis
import dashscope

dashscope.base_http_api_url = 'https://dashscope-intl.aliyuncs.com/api/v1'

# 環境変数から DashScope API キー（Model Studio API キー）を取得します。
api_key = os.getenv("DASHSCOPE_API_KEY")

# ========== 画像入力方法（いずれかを選択） ==========
# [方法 1] パブリック画像 URL を使用
first_frame_url = "https://wanx.alicdn.com/material/20250318/first_frame.png"
last_frame_url = "https://wanx.alicdn.com/material/20250318/last_frame.png"

# [方法 2] ローカルファイルパスを使用（file:// + ファイルパス）
# 絶対パスを使用：
# first_frame_url = "file://" + "/path/to/your/first_frame.png"  # Linux/macOS
# last_frame_url = "file://" + "C:/path/to/your/last_frame.png"  # Windows
# または相対パスを使用：
# first_frame_url = "file://" + "./first_frame.png"              # 実際のパスを使用してください。
# last_frame_url = "file://" + "./last_frame.png"                # 実際のパスを使用してください。

def sample_async_call_kf2v():
    print('please wait...')
    rsp = VideoSynthesis.async_call(api_key=api_key,
                                    model="wan2.2-kf2v-flash",
                                    prompt="Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view.",
                                    first_frame_url=first_frame_url,
                                    last_frame_url=last_frame_url,
                                    resolution="720P",
                                    prompt_extend=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))

    # タスク情報（タスクステータスを含む）を取得します。
    status = VideoSynthesis.fetch(task=rsp, api_key=api_key)
    if status.status_code == HTTPStatus.OK:
        print(status.output.task_status)  # タスクステータスを確認
    else:
        print('Failed, status_code: %s, code: %s, message: %s' %
              (status.status_code, status.code, status.message))

    # タスクの完了を待ちます。このメソッドは、タスクが完了するまで一定の間隔でフェッチエンドポイントをポーリングします。
    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_kf2v()

応答例

1. タスク作成時の応答

{
    "status_code": 200,
    "request_id": "c86ff7ba-8377-917a-90ed-xxxxxx",
    "code": "",
    "message": "",
    "output": {
        "task_id": "721164c6-8619-4a35-a6d9-xxxxxx",
        "task_status": "PENDING",
        "video_url": ""
    },
    "usage": null
}

2. 完了したタスクの応答例

video_url の有効期間は 24 時間です。この期間内に動画をダウンロードしてください。

{
    "status_code": 200,
    "request_id": "efa545b3-f95c-9e3a-a3b6-xxxxxx",
    "code": null,
    "message": "",
    "output": {
        "task_id": "721164c6-8619-4a35-a6d9-xxxxxx",
        "task_status": "SUCCEEDED",
        "video_url": "https://dashscope-result-sh.oss-cn-shanghai.aliyuncs.com/xxx.mp4?xxxxx",
        "submit_time": "2025-02-12 11:03:30.701",
        "scheduled_time": "2025-02-12 11:06:05.378",
        "end_time": "2025-02-12 11:12:18.853",
        "orig_prompt": "Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view.",
        "actual_prompt": "Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view. The cat's fur is jet-black and glossy, its eyes are large and bright with golden pupils. It looks up with its ears pricked, appearing exceptionally focused. After the camera moves up, the cat turns to face the camera, its eyes filled with curiosity and alertness. The background is simple, highlighting the cat's detailed features. A close-up shot with soft, natural light."
    },
    "usage": {
        "video_count": 1,
        "video_duration": 5,
        "video_ratio": "standard"
    }
}

リクエスト例

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

// DashScope SDK >= 2.20.1
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.exception.ApiException;
import com.alibaba.dashscope.exception.InputRequiredException;
import com.alibaba.dashscope.exception.NoApiKeyException;
import com.alibaba.dashscope.utils.Constants;
import com.alibaba.dashscope.utils.JsonUtils;

import java.util.HashMap;
import java.util.Map;


public class Kf2vSyncIntl {

    static {
        Constants.baseHttpApiUrl = "https://dashscope-intl.aliyuncs.com/api/v1";
    }

    // 環境変数から DashScope API キー（Model Studio API キー）を取得します。
    static String apiKey = System.getenv("DASHSCOPE_API_KEY");

    /**
     * 画像入力方法（いずれかを選択）：
     *
     * [方法 1] パブリック URL
     */
    static String firstFrameUrl = "https://wanx.alicdn.com/material/20250318/first_frame.png";
    static String lastFrameUrl = "https://wanx.alicdn.com/material/20250318/last_frame.png";

     /**
     * [方法 2] ローカルファイルパス（file://+絶対パスまたは file:///+絶対パス）
     */
    // static String firstFrameUrl = "file://" + "/your/path/to/first_frame.png";  // Linux/macOS
    // static String lastFrameUrl = "file:///" + "C:/path/to/your/img.png";        // Windows

    public static void syncCall() {

        Map<String, Object> parameters = new HashMap<>();
        parameters.put("prompt_extend", true);
        parameters.put("resolution", "720P");

        VideoSynthesis videoSynthesis = new VideoSynthesis();
        VideoSynthesisParam param =
                VideoSynthesisParam.builder()
                        .apiKey(apiKey)
                        .model("wan2.2-kf2v-flash")
                        .prompt("Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view.")
                        .firstFrameUrl(firstFrameUrl)
                        .lastFrameUrl(lastFrameUrl)
                        .parameters(parameters)
                        .build();
        VideoSynthesisResult result = null;
        try {
            // 同期呼び出しを行います。これには時間がかかる場合があります。
            result = videoSynthesis.call(param);
        } catch (ApiException | NoApiKeyException e){
            throw new RuntimeException(e.getMessage());
        } catch (InputRequiredException e) {
            throw new RuntimeException(e);
        }
        System.out.println(JsonUtils.toJson(result));
    }

    public static void main(String[] args) {
        syncCall();
    }
}

応答例

video_url の有効期間は 24 時間です。この期間内に動画をダウンロードしてください。

{
    "request_id": "e6bb4517-c073-9c10-b748-dedb8c11bb41",
    "output": {
        "task_id": "984784fe-83c1-4fc4-88c7-52c2c1fa92a2",
        "task_status": "SUCCEEDED",
        "video_url": "https://dashscope-result-wlcb-acdr-1.oss-cn-wulanchabu-acdr-1.aliyuncs.com/xxx.mp4?xxxxx"
    },
    "usage": {
        "video_count": 1,
        "video_duration": 5,
        "video_ratio": "standard"
    }
}

リクエスト例

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

// DashScope SDK >= 2.20.1
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.exception.ApiException;
import com.alibaba.dashscope.exception.InputRequiredException;
import com.alibaba.dashscope.exception.NoApiKeyException;
import com.alibaba.dashscope.utils.Constants;
import com.alibaba.dashscope.utils.JsonUtils;
import java.util.HashMap;
import java.util.Map;

public class Kf2vAsync {

    static {
        Constants.baseHttpApiUrl = "https://dashscope-intl.aliyuncs.com/api/v1";
    }
    
    // 環境変数から DashScope API キー（Model Studio API キー）を取得します。
    static String apiKey = System.getenv("DASHSCOPE_API_KEY");

    /**
     * 画像入力方法（いずれかを選択）：
     *
     * [方法 1] パブリック URL
     */
    static String firstFrameUrl = "https://wanx.alicdn.com/material/20250318/first_frame.png";
    static String lastFrameUrl = "https://wanx.alicdn.com/material/20250318/last_frame.png";

    /**
     * [方法 2] ローカルファイルパス（file://+絶対パスまたは file:///+絶対パス）
     */
    // static String firstFrameUrl = "file://" + "/your/path/to/first_frame.png";   // Linux/macOS
    // static String lastFrameUrl = "file:///" + "C:/path/to/your/img.png";        // Windows
    
    public static void asyncCall(){

        // パラメーターを設定します。
        Map<String, Object> parameters = new HashMap<>();
        parameters.put("prompt_extend", true);
        parameters.put("resolution", "720P");

        VideoSynthesis videoSynthesis = new VideoSynthesis();
        VideoSynthesisParam param =
                VideoSynthesisParam.builder()
                        .apiKey(apiKey)
                        .model("wan2.2-kf2v-flash")
                        .prompt("Realistic style, a small black cat looks up at the sky curiously, the camera gradually rises from eye level, and finally captures its curious gaze from a top-down view.")
                        .firstFrameUrl(firstFrameUrl)
                        .lastFrameUrl(lastFrameUrl)
                        .parameters(parameters)
                        .build();
        VideoSynthesisResult result = null;
        try {
            // 非同期呼び出しを行います。
            result = videoSynthesis.asyncCall(param);
        } catch (ApiException | NoApiKeyException e){
            throw new RuntimeException(e.getMessage());
        } catch (InputRequiredException e) {
            throw new RuntimeException(e);
        }
        System.out.println(JsonUtils.toJson(result));

        String taskId = result.getOutput().getTaskId();

        System.out.println("taskId=" + taskId);

        try {
            result = videoSynthesis.wait(taskId, apiKey);
        } catch (ApiException | NoApiKeyException e){
            throw new RuntimeException(e.getMessage());
        }
        System.out.println(JsonUtils.toJson(result));
        System.out.println(JsonUtils.toJson(result.getOutput()));
    }

    public static void main(String[] args){
        asyncCall();
    }
}

応答例

1. タスク作成時の応答

{
    "request_id": "5dbf9dc5-4f4c-9605-85ea-xxxxxxxx",
    "output": {
        "task_id": "7277e20e-aa01-4709-xxxxxxxx",
        "task_status": "PENDING"
    }
}

2. 完了したタスクの応答例

video_url の有効期間は 24 時間です。この期間内に動画をダウンロードしてください。

{
    "request_id": "1625235c-c13e-93ec-aff7-xxxxxxxx",
    "output": {
        "task_id": "464a5e46-79a6-46fd-9823-xxxxxxxx",
        "task_status": "SUCCEEDED",
        "video_url": "https://dashscope-result-sh.oss-cn-shanghai.aliyuncs.com/xxx.mp4?xxxxxx"
    },
    "usage": {
        "video_count": 1,
        "video_duration": 5,
        "video_ratio": "standard"
    }
}