创建首尾帧生视频任务

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。

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  "description": "官方文档:https://platform.vidu.cn/docs/start-end-to-video",
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          "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"
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          "type": "string",
          "description": "模型名称\n可选值：viduq2 、viduq1、viduq3-turbo、viduq3-pro\n- viduq3-turbo：对比viduq3-pro，生成速度更快\n- viduq3-pro：高效生成优质音视频内容，让视频内容更生动、更形象、更立体，效果更好\n- viduq2：最新模型\n- viduq1：画面清晰，平滑转场，运镜稳定"
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        "duration": {
          "type": "integer",
          "description": "视频时长参数，默认值依据模型而定：\n- viduq3-pro 、viduq3-turbo默认为 5，可选：1 - 16\n- viduq2 : 默认5秒，可选：1-10\n- viduq1 : 默认5秒，可选：5"
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        "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"
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        "movement_amplitude": {
          "type": "string",
          "description": "分辨率参数，默认值依据模型和视频时长而定：\nviduq2 （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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          "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"
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        "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": "integer",
          "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"
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        "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"
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        "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"
        },
        "images": {
          "type": "array",
          "items": {
            "type": "object",
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          },
          "description": "图像\n支持输入两张图，上传的第一张图片视作首帧图，第二张图片视作尾帧图，模型将以此参数中传入的图片来生成视频\n\n注1: 首尾帧两张输入图的分辨率需相近，首帧图的分辨率/尾帧图的分辨率要在0.8～1.25之间。且图片比例需要小于1:4或者4:1；\n注2: 支持传入图片 Base64 编码或图片URL（确保可访问）；\n注3: 图片支持 png、jpeg、jpg、webp格式；\n注4: 图片大小不超过50M；\n注5: 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：\n\ndata:image/png;base64,{base64_encode}"
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          "type": "string",
          "description": "是否使用推荐提示词\n- true：是，由系统自动推荐提示词，并使用提示词内容生成视频，推荐提示词数量=1\n- false：否，根据输入的prompt生成视频\n注意：启用推荐提示词后，每个任务多消耗10积分"
        },
        "resolution": {
          "type": "string",
          "description": "分辨率参数，默认值依据模型和视频时长而定：\n- viduq3-pro 、viduq3-turbo1-16秒：默认 720p，可选：540p、720p、1080p\n- viduq2-pro-fast 1-8秒：默认 720p，可选：720p、1080p\n- viduq2-pro 1-8秒：默认 720p，可选：540p、720p、1080p\n- viduq2-turbo 1-8秒：默认 720p，可选：540p、720p、1080p\n- viduq1 和 viduq1-classic 5秒：默认 1080p，可选：1080p\n- vidu2.0 4秒：默认 360p，可选：360p、720p、1080p\n- vidu2.0 8秒：默认 720p，可选：720p"
        },
        "bgm": {
          "type": "string",
          "description": "是否为生成的视频添加背景音乐。\n默认：false，可选值 true 、false\n- 传 true 时系统将从预设 BGM 库中自动挑选合适的音乐并添加；不传或为 false 则不添加 BGM。\n- BGM不限制时长，系统根据视频时长自动适配"
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