Referencia de la API de texto a video de Wan (2.1-2.6)

import dashscope
import os
from dashscope.v2 import DashScopeError

# La siguiente es la configuración de la región Singapur (ap-southeast-1). Sustituya {WorkspaceId} por el ID real de su espacio de trabajo al realizar la llamada. El valor de region varía según la región.
client = dashscope.Client(
    # Si no ha configurado una variable de entorno, sustituya la siguiente línea por su API Key de Model Studio: api_key="sk-xxx".
    # Las API Key varían según la región. Para más información, consulte https://www.alibabacloud.com/help/model-studio/get-api-key.
    api_key=os.getenv("DASHSCOPE_API_KEY"),
    workspace="{WorkspaceId}",
    region="ap-southeast-1",
)

def sample_async_call_t2v():
    # Llame a la API asíncrona y obtenga la información de la tarea.
    # Utilice el task ID para consultar el estado.
    # audio_url y negative_prompt son campos de la sección input que no forman parte de la firma con nombre y se pasan mediante extra_input.
    try:
        job = client.videos.jobs.create(model='wan2.6-t2v',
                                        prompt="Shot from a low angle, in a medium close-up, with warm tones, mixed lighting (the practical light from the desk lamp blends with the overcast light from the window), side lighting, and a central composition. In a classic detective office, wooden bookshelves are filled with old case files and ashtrays. A green desk lamp illuminates a case file spread out in the center of the desk. A fox, wearing a dark brown trench coat and a light gray fedora, sits in a leather chair, its fur crimson, its tail resting lightly on the edge, its fingers slowly turning yellowed pages. Outside, a steady drizzle falls beneath a blue sky, streaking the glass with meandering streaks. It slowly raises its head, its ears twitching slightly, its amber eyes gazing directly at the camera, its mouth clearly moving as it speaks in a smooth, cynical voice: 'The case was cold, colder than a fish in winter. But every chicken has its secrets, and I, for one, intended to find them '.",
                                        extra_input={'audio_url': 'https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250929/stjqnq/%E7%8B%90%E7%8B%B8.mp3',
                                                     'negative_prompt': ""},
                                        size='1280*720',
                                        duration=10,
                                        prompt_extend=True,
                                        watermark=False,
                                        seed=12345)
        print(job)
        print("task_id: %s" % job.task_id)
    except DashScopeError as e:
        print(f"Código de estado HTTP: {e.status_code}")
        print(f"Código de error: {e.code}")
        print(f"Mensaje de error: {e.message}")
        print("Consulte la documentación: https://www.alibabacloud.com/help/model-studio/developer-reference/error-code")
        return

    # Consulte la información de la tarea, incluido su estado.
    try:
        snapshot = client.videos.jobs.fetch(job.task_id)
        print(snapshot.status)  # Consulte el estado de la tarea.
    except DashScopeError as e:
        print(f"Código de estado HTTP: {e.status_code}")
        print(f"Código de error: {e.code}")
        print(f"Mensaje de error: {e.message}")
        print("Consulte la documentación: https://www.alibabacloud.com/help/model-studio/developer-reference/error-code")

    # Espere a que finalice la tarea: se llama a fetch en intervalos y se comprueba si la tarea está en un estado finalizado.
    # (jobs.wait de 2.0 usa un sondeo con retroceso exponencial, con un presupuesto total predeterminado de 24 horas; una tarea FAILED lanza una excepción).
    try:
        done = client.videos.jobs.wait(job)
        print(done)
        print(done.video_url)
    except DashScopeError as e:
        print(f"Código de estado HTTP: {e.status_code}")
        print(f"Código de error: {e.code}")
        print(f"Mensaje de error: {e.message}")
        print("Consulte la documentación: https://www.alibabacloud.com/help/model-studio/developer-reference/error-code")

if __name__ == '__main__':
    sample_async_call_t2v()

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

import com.alibaba.dashscope.aigc.videosynthesis.VideoSynthesis;
import com.alibaba.dashscope.aigc.videosynthesis.VideoSynthesisListResult;
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.task.AsyncTaskListParam;
import com.alibaba.dashscope.utils.JsonUtils;
import com.alibaba.dashscope.utils.Constants;

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

public class Text2Video {
    static {
        // The URL for the Singapore region. Replace {WorkspaceId} with your actual workspace ID. URLs vary by region. For more information, see https://www.alibabacloud.com/help/model-studio/text-to-video-api-reference
        Constants.baseHttpApiUrl="https://{WorkspaceId}.ap-southeast-1.maas.aliyuncs.com/api/v1";
    }

     // If an environment variable is not set, replace the placeholder with your Model Studio API key, for example: apiKey="sk-xxx"
    // API keys vary by region. For more information, see https://www.alibabacloud.com/help/model-studio/get-api-key
    public static String apiKey = System.getenv("DASHSCOPE_API_KEY");

    public static void text2Video() throws ApiException, NoApiKeyException, InputRequiredException {
        VideoSynthesis vs = new VideoSynthesis();
        Map<String, Object> parameters = new HashMap<>();
        parameters.put("prompt_extend", true);
        parameters.put("watermark", false);
        parameters.put("seed", 12345);

        VideoSynthesisParam param =
                VideoSynthesisParam.builder()
                        .apiKey(apiKey)
                        .model("wan2.6-t2v")
                        .prompt("Shot from a low angle, in a medium close-up, with warm tones, mixed lighting (the practical light from the desk lamp blends with the overcast light from the window), side lighting, and a central composition. In a classic detective office, wooden bookshelves are filled with old case files and ashtrays. A green desk lamp illuminates a case file spread out in the center of the desk. A fox, wearing a dark brown trench coat and a light gray fedora, sits in a leather chair, its fur crimson, its tail resting lightly on the edge, its fingers slowly turning yellowed pages. Outside, a steady drizzle falls beneath a blue sky, streaking the glass with meandering streaks. It slowly raises its head, its ears twitching slightly, its amber eyes gazing directly at the camera, its mouth clearly moving as it speaks in a smooth, cynical voice: 'The case was cold, colder than a fish in winter. But every chicken has its secrets, and I, for one, intended to find them '.")
                        .audioUrl("https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250929/stjqnq/%E7%8B%90%E7%8B%B8.mp3")
                        .negativePrompt("")
                        .size("1280*720")
                        .duration(10)
                        .parameters(parameters)
                        .build();

        // Make an asynchronous call.
        VideoSynthesisResult task = vs.asyncCall(param);
        System.out.println(JsonUtils.toJson(task));
        System.out.println("please wait...");

        // Retrieve the result.
        VideoSynthesisResult result = vs.wait(task, apiKey);
        System.out.println(JsonUtils.toJson(result));
    }

     // Retrieve the task list.
    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);
    }

    // Retrieve the result of a single task.
    public static void fetchTask(String taskId) throws ApiException, NoApiKeyException {
        VideoSynthesis is = new VideoSynthesis();
        // If you set the DASHSCOPE_API_KEY environment variable, you can set apiKey to null.
        VideoSynthesisResult result = is.fetch(taskId, apiKey);
        System.out.println(result.getOutput());
        System.out.println(result.getUsage());
    }

    public static void main(String[] args) {
        try {
            text2Video();
        } catch (ApiException | NoApiKeyException | InputRequiredException e) {
            System.out.println(e.getMessage());
        }
        System.exit(0);
    }
}