创建参考生视频任务（主体调用）

以下内容来自 Apifox 快照，可能包含兼容层字段或旧示例；公开调用请以本页的协议说明和当前模型列表为准。

{
  "id": 495899881,
  "name": "创建参考生视频任务（主体调用）",
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  "description": "官方文档:https://platform.vidu.cn/docs/reference-to-video",
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  "path": "/ent/v2/reference2video",
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        "prompt": {
          "type": "string",
          "description": "文本提示词\n生成视频的文本描述。\n注：字符长度不能超过 2000 个字符"
        },
        "model": {
          "type": "string",
          "description": "模型名称可选值：viduq3-mix、viduq3、viduq2-pro、viduq2、viduq1、vidu2.0\n- viduq3-mix：画面质感强，支持智能切镜，支持音画同出，动态效果好，均衡性最强\n- viduq3：支持智能切镜，支持音画同出，多机位的一致性更出色\n- viduq2-pro：支持参考视频，支持视频编辑，视频替换\n- viduq2：动态效果好，生成细节丰富\n- viduq1：画面清晰，平滑转场，运镜稳定\n- vidu2.0：生成速度快"
        },
        "duration": {
          "type": "number",
          "description": "视频时长参数，默认值依据模型而定\nviduq3：默认5秒，可选：3 - 16\nviduq2-pro、viduq2：默认5秒，可选：1 - 10\nviduq1：默认5秒，可选：5\nvidu2.0：默认4秒，可选：4"
        },
        "seed": {
          "type": "string",
          "description": "随机种子\n当默认不传或者传0时，会使用随机数替代\n手动设置则使用设置的种子"
        },
        "movement_amplitude": {
          "type": "string",
          "description": "运动幅度默认 auto，可选值：auto、small、medium、large\n注：使用q2、q3系列模型时该参数不生效"
        },
        "payload": {
          "type": "string",
          "description": "透传参数\n不做任何处理，仅数据传输\n注：最多 1048576个字符"
        },
        "watermark": {
          "type": "string",
          "description": "是否添加水印\n- true：添加水印；\n- false：不添加水印；\n注1：目前水印内容为固定，内容由AI生成，默认不加\n注2：您可以通过watermarked_url参数查询获取带水印的视频内容，详情见查询任务接口"
        },
        "wm_position": {
          "type": "string",
          "description": "水印位置，表示水印出现在图片的位置，可选项为：\n1：左上角\n2：右上角\n3：右下角\n4：左下角\n默认为：3"
        },
        "wm_url": {
          "type": "string",
          "description": "水印内容，此处为图片URL\n不传时，使用默认水印：内容由AI生成"
        },
        "meta_data": {
          "type": "string",
          "description": "元数据标识，json格式字符串，透传字段，您可以 自定义格式 或使用 示例格式 ，示例如下：\n{\n\"Label\": \"your_label\",\"ContentProducer\": \"yourcontentproducer\",\"ContentPropagator\": \"your_content_propagator\",\"ProduceID\": \"yourproductid\", \"PropagateID\": \"your_propagate_id\",\"ReservedCode1\": \"yourreservedcode1\", \"ReservedCode2\": \"your_reserved_code2\"\n}\n该参数为空时，默认使用vidu生成的元数据标识"
        },
        "callback_url": {
          "type": "string",
          "description": "Callback 协议\n需要您在创建任务时主动设置 callback_url，请求方法为 POST，当视频生成任务有状态变化时，Vidu 将向此地址发送包含任务最新状态的回调请求。回调请求内容结构与查询任务API的返回体一致\n回调返回的\"status\"包括以下状态：\n- processing 任务处理中\n- success 任务完成（如发送失败，回调三次）\n- failed 任务失败（如发送失败，回调三次）\nVidu采用回调签名算法进行认证，详情见：回调签名算法"
        },
        "audio": {
          "type": "string",
          "description": "是否使用音视频直出能力，默认false，可选值 true、false\n- true：使用音视频直出能力。\n- false：不使用音视频直出能力。\n注：viduq3 模型默认值为true"
        },
        "subjects": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "images": {
                "type": "array",
                "items": {
                  "type": "string"
                },
                "description": "临时主体图片，最多3张图片\n注1：支持传入图片 Base64 编码或图片URL（确保可访问）\n注2：图片支持 png、jpeg、jpg、webp格式\n注3：图片像素不能小于 128*128，且比例需要小于1:4或者4:1\n注4：请注意，http请求的post body不超过20MB，且编码必须包含适当的内容类型字符串，例如：\ndata:image/png;base64,{base64_encode}"
              },
              "voice_id": {
                "type": "string",
                "description": "音色ID用来决定视频中的声音音色，为空时系统会自动推荐，可选枚举值参考列表：新音色列表：https://shengshu.feishu.cn/sheets/EgFvs6DShhiEBStmjzccr5gonOg"
              },
              "name": {
                "type": "string",
                "description": "用户指定的主体名称（name），生成时可以通过[@name]的方式使用，例如：[@图1]"
              },
              "videos": {
                "type": "array",
                "items": {
                  "type": "string"
                },
                "description": "临时主体视频，最多1个5秒视频\n注1：仅参考生viduq2-pro模型支持使用视频主体\n注2：最多支持上传 1个5秒 的视频\n注3：视频支持 mp4、avi、mov格式\n注4：视频像素不能小于 128*128，且比例需要小于1:4或者4:1\n注5：请注意，base64 decode之后的字节长度需要小于20M，且编码必须包含适当的内容类型字符串，例如：\ndata:video/mp4;base64,{base64_encode}"
              },
              "server_id": {
                "type": "string",
                "description": "通过创建主体API获取的 主体id\n注：不传server_id时，为临时主体，系统不保存"
              }
            },
            "x-apifox-orders": [
              "name",
              "images",
              "videos",
              "voice_id",
              "server_id"
            ],
            "required": [
              "name"
            ]
          },
          "description": "图片主体信息支持1-7个主体，主体图片共1 ～ 7张"
        },
        "aspect_ratio": {
          "type": "string",
          "description": "比例参数，q2、q3模型支持任意比例或 auto\n默认 16:9，可选值如下：1:1、9:16、16:9、3:4、4:3\nauto：根据输入图或视频自动推荐"
        },
        "auto_subjects": {
          "type": "string",
          "description": "- 是否使用智能主体库能力，默认false，可选值 true、false\n- true：使用智能主体库能力。\n- false：不使用智能主体库能力。"
        },
        "resolution": {
          "type": "string",
          "description": "分辨率参数，默认值依据模型和视频时长而定：\nviduq3（3-16秒）：默认 720p, 可选：540p、720p、1080p\nviduq2-pro、viduq2 （1-10秒）：默认 720p, 可选：540p、720p、1080p\nviduq1 （5秒）：默认 1080p, 可选：1080p\nvidu2.0 （4秒）：默认 360p, 可选：360p、720p"
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        "movement_amplitude",
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        "watermark",
        "wm_position",
        "wm_url",
        "meta_data",
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      "code": 200,
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          "aspect_ratio": {
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          "is_rec": {
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            "type": "string"
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          "wm_url": {
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  "createdAt": "2026-08-02T03:53:34.000Z",
  "updatedAt": "2026-08-06T12:15:55.000Z",
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