生成模式示例

Seedance 2.0 的官方格式通过 content[] 表达文本、图片、视频和音频输入。图片素材的 role 使用 reference_image，视频素材使用 reference_video，音频素材使用 reference_audio。

以下示例均提交到官方端点 POST /api/v3/contents/generations/tasks。

文生视频

{
  "model": "doubao-seedance-2-0-260128",
  "content": [
    {
      "type": "text",
      "text": "一只金色柴犬在樱花树下奔跑，镜头缓缓上升"
    }
  ],
  "resolution": "480p",
  "ratio": "16:9",
  "duration": 5,
  "watermark": false
}

图生视频

{
  "model": "doubao-seedance-2-0-fast-260128",
  "content": [
    {
      "type": "text",
      "text": "让画面中的人物缓缓转身微笑"
    },
    {
      "type": "image_url",
      "image_url": {
        "url": "https://example.com/photo.jpg"
      },
      "role": "reference_image"
    }
  ],
  "resolution": "720p",
  "ratio": "16:9",
  "duration": 5,
  "watermark": false
}

视频生视频

{
  "model": "doubao-seedance-2-0-260128",
  "content": [
    {
      "type": "text",
      "text": "让视频中的人物变成卡通风格"
    },
    {
      "type": "video_url",
      "video_url": {
        "url": "https://example.com/reference-video.mp4"
      },
      "role": "reference_video"
    }
  ],
  "resolution": "480p",
  "ratio": "16:9",
  "duration": 5,
  "generate_audio": true,
  "watermark": false
}

音画协同（图片 + 音频）

{
  "model": "doubao-seedance-2-0-260128",
  "content": [
    {
      "type": "text",
      "text": "让人物根据音频内容说话"
    },
    {
      "type": "image_url",
      "image_url": {
        "url": "https://example.com/reference-image.jpg"
      },
      "role": "reference_image"
    },
    {
      "type": "audio_url",
      "audio_url": {
        "url": "https://example.com/reference-audio.mp3"
      },
      "role": "reference_audio"
    }
  ],
  "resolution": "480p",
  "ratio": "16:9",
  "duration": 5,
  "watermark": false
}

多重引用（图片 + 视频）

{
  "model": "doubao-seedance-2-0-260128",
  "content": [
    {
      "type": "text",
      "text": "按照图片的风格，修改这个视频"
    },
    {
      "type": "image_url",
      "image_url": {
        "url": "https://example.com/reference-image.jpg"
      },
      "role": "reference_image"
    },
    {
      "type": "video_url",
      "video_url": {
        "url": "https://example.com/reference-video.mp4"
      },
      "role": "reference_video"
    }
  ],
  "resolution": "480p",
  "ratio": "16:9",
  "duration": 5,
  "watermark": false
}

动态音效（视频 + 音频）

{
  "model": "doubao-seedance-2-0-260128",
  "content": [
    {
      "type": "text",
      "text": "根据音频内容为视频添加匹配的音效"
    },
    {
      "type": "video_url",
      "video_url": {
        "url": "https://example.com/reference-video.mp4"
      },
      "role": "reference_video"
    },
    {
      "type": "audio_url",
      "audio_url": {
        "url": "https://example.com/reference-audio.mp3"
      },
      "role": "reference_audio"
    }
  ],
  "resolution": "480p",
  "ratio": "16:9",
  "duration": 5,
  "watermark": false
}

全模态生成（图片 + 视频 + 音频）

{
  "model": "doubao-seedance-2-0-260128",
  "content": [
    {
      "type": "text",
      "text": "使用图片的风格，把这个声音应用在女主说话的场景，并修改这个视频"
    },
    {
      "type": "image_url",
      "image_url": {
        "url": "https://example.com/reference-image.jpg"
      },
      "role": "reference_image"
    },
    {
      "type": "video_url",
      "video_url": {
        "url": "https://example.com/reference-video.mp4"
      },
      "role": "reference_video"
    },
    {
      "type": "audio_url",
      "audio_url": {
        "url": "https://example.com/reference-audio.mp3"
      },
      "role": "reference_audio"
    }
  ],
  "resolution": "480p",
  "ratio": "16:9",
  "duration": 5,
  "generate_audio": true,
  "watermark": false
}

以上模式同样可以用通用视频格式表达。