HappyHorse -- 图生视频（首帧）

curl --location 'https://dashscope.aliyuncs.com/api/v1/services/aigc/video-generation/video-synthesis' \
  -H 'X-DashScope-Async: enable' \
  -H "Authorization: Bearer $DASHSCOPE_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "happyhorse-1.0-i2v",
  "input": {
    "prompt": "一只猫在草地上奔跑",
    "media": [
      {
        "type": "first_frame",
        "url": "https://cdn.translate.alibaba.com/r/wanx-demo-1.png"
      }
    ]
  },
  "parameters": {
    "resolution": "720P",
    "duration": 5
  }
}'

{
  "request_id": "4909100c-7b5a-9f92-bfe5-xxxxxx",
  "output": {
    "task_id": "0385dc79-5ff8-4d82-bcb6-xxxxxx",
    "task_status": "PENDING"
  }
}