Wan2.7 - Referencia de la API de edición de video

import base64
import mimetypes
import dashscope
import os
from dashscope.v2 import DashScopeError

# La siguiente configuración corresponde a la región de 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 la variable de entorno DASHSCOPE_API_KEY no está configurada, especifique aquí su API Key de Model Studio: api_key="sk-xxx"
    # Las claves de API son específicas de cada región. Para obtener una clave de API, véase https://www.alibabacloud.com/help/model-studio/get-api-key
    api_key=os.getenv("DASHSCOPE_API_KEY"),
    workspace="{WorkspaceId}",
    region="ap-southeast-1",
)

# El formato es 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("Unsupported or unrecognized image format.")
    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}"

# El parámetro reference_image_url admite los tres métodos de entrada siguientes.

# Método 1: Usar una URL pública de imagen.
reference_image_url = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260402/fwjpqf/wan2.7-videoedit-change-clothes.png"

# Método 2: Usar un archivo local (se admiten rutas absolutas y relativas).
# Formato: file:// + ruta del archivo
# Ejemplo (ruta absoluta):
# reference_image_url = "file://" + "/path/to/image.png"     # Linux/macOS
# reference_image_url = "file://" + "C:/path/to/image.png"    # Windows
# Ejemplo (ruta relativa):
# reference_image_url = "file://" + "./image.png"             # Relativa a la ruta del script actual.

# Método 3: Una cadena codificada en Base64.
# reference_image_url = encode_file("/path/to/image.png")

def sample_async_call_videoedit():
    # Llama a la API asíncrona, que devuelve información de la tarea.
    # A continuación, puede consultar el estado de la tarea mediante el task ID devuelto.
    try:
        job = client.videos.jobs.create(
            model='wan2.7-videoedit',
            prompt='Replace the clothes of the girl in the video with the clothes from the image.',
            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(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

    # Obtiene la información de la tarea, que incluye el estado de la tarea.
    try:
        snapshot = client.videos.jobs.fetch(job.task_id)
        print(snapshot.status)  # Consulta 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")

    # Espera a que finalice la tarea; este método consulta el estado a intervalos hasta que la tarea termina.
    # (jobs.wait en la versión 2.0 usa 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_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 {
        // The following URL is for the Singapore region. When calling, replace {WorkspaceId} with your actual workspace ID. URLs vary by region.
        Constants.baseHttpApiUrl = "https://{WorkspaceId}.ap-southeast-1.maas.aliyuncs.com/api/v1";
    }

    // If the DASHSCOPE_API_KEY environment variable is not set, provide your Model Studio API key here: apiKey="sk-xxx"
    // API keys are region-specific. To get an API key, see https://www.alibabacloud.com/help/model-studio/get-api-key
    public static String apiKey = System.getenv("DASHSCOPE_API_KEY");

    // The referenceImageUrl parameter supports the following three input methods.

    // Method 1: Use a public URL of an image.
    static String referenceImageUrl = "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260402/fwjpqf/wan2.7-videoedit-change-clothes.png";

    // Method 2: Use a local file (absolute and relative paths are supported).
    // Format: file:// + file path
    // Example (absolute path):
    // static String referenceImageUrl = "file://" + "/path/to/image.png";     // Linux/macOS
    // static String referenceImageUrl = "file://" + "C:/path/to/image.png";   // Windows
    // Example (relative path):
    // static String referenceImageUrl = "file://" + "./image.png";             // Relative to the path of the current executable.

    // Method 3: Use Base64 encoding.
    // static String referenceImageUrl = encodeFile("/path/to/image.png");

    // The format is data:{MIME_type};base64,{base64_data}
    public static String encodeFile(String filePath) {
        Path path = Paths.get(filePath);
        if (!Files.exists(path)) {
            throw new IllegalArgumentException("File does not exist: " + filePath);
        }
        String mimeType = null;
        try {
            mimeType = Files.probeContentType(path);
        } catch (IOException e) {
            throw new IllegalArgumentException("Cannot detect file type: " + filePath);
        }
        if (mimeType == null || !mimeType.startsWith("image/")) {
            throw new IllegalArgumentException("Unsupported or unrecognized image format.");
        }
        byte[] fileBytes = null;
        try {
            fileBytes = Files.readAllBytes(path);
        } catch (IOException e) {
            throw new IllegalArgumentException("Cannot read file content: " + 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("Replace the clothes of the girl in the video with the clothes from the image.")
                        .media(media)
                        .parameters(parameters)
                        .build();

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

        // Wait for the task to complete and retrieve the final 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();
        // The apiKey can be null if the DASHSCOPE_API_KEY environment variable is set.
        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);
    }
}