多图参考模式

curl --location --request POST 'https://api.xgapi.top/v1/video/generations' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
  "model": "doubao-seedance-2-0-260128-720p",
  "content": [
    {
      "type": "text",
      "text": "保持人物外观一致，生成一段站在白色背景前的展示视频"
    },
    {
      "type": "image_url",
      "url": "https://example.com/ref-1.png",
      "role": "reference_image"
    },
    {
      "type": "image_url",
      "url": "https://example.com/ref-2.png",
      "role": "reference_image"
    }
  ],
  "duration": 8,
  "aspect_ratio": "9:16"
}'