scripts/readme/full-2k-i2va-h3-base.sh

#!/usr/bin/env bash
set -euo pipefail

# Create the H3-Base request with the expanded prompt and capture the video ID.
video_id=$(
  jq -n \
    --arg prompt "$EXPANDED_PROMPT" \
    '{
  "task": "fl2va",
  "prompt": $prompt,
  "conditions": [
    {
      "type": "image",
      "uri": "https://cdn.hailuoai.com/prod/hailuo_demo/testsets/H3_AA_I2VA/gallery/sr_v17_variants_seed42_43_20260724/inputs/4a3a90bf9100_KDmcbkhzYo5sjjxr9FqcVmWVnzb.png",
      "role": "keyframe",
      "frame_index": 0
    }
  ],
  "target": {
    "short_edge": 768,
    "aspect_ratio": "auto",
    "duration_seconds": 8
  },
  "seed": 0
}' |
    curl --silent --show-error \
      --request POST \
      --url "$SGLANG_DEPLOYMENT_URL/v1/videos" \
      --header 'Content-Type: application/json' \
      --data-binary @- |
    jq -er '.id'
)
# Query the generation status.
curl --silent --show-error \
  --request GET \
  --url "$SGLANG_DEPLOYMENT_URL/v1/videos/$video_id" |
  jq '{status}'
# Download the local H3-Base MP4 after its status becomes completed.
curl --silent --show-error \
  --request GET \
  --url "$SGLANG_DEPLOYMENT_URL/v1/videos/$video_id/content" \
  --output i2va.mp4