AI Picture Book

Generate picture book videos from stories or descriptions.

Workflow

1. Create Task: Submit story + type → get task ID
2. Poll Status: Query every 5-10s until completion
3. Get Results: Retrieve video URLs when status = 2

Book Types

| Type | Method | Description |

|------|--------|-------------|

| Static | 9 | Static picture book |

| Dynamic | 10 | Dynamic picture book |

Required: User must specify type (static/9 or dynamic/10). If not provided, ask them to choose.

Status Codes

| Code | Status | Action |

|-------|---------|---------|

| 0, 1, 3 | In Progress | Continue polling |

| 2 | Completed | Return results |

| Other | Failed | Show error |

APIs

Create Task

Endpoint: POST /v2/tools/ai_picture_book/task_create

Parameters:

• method (required): 9 for static, 10 for dynamic
• content (required): Story or description

Example:

python3 scripts/ai_picture_book_task_create.py 9 "A brave cat explores the world."

Response:

{ "task_id": "uuid-string" }

Query Task

Endpoint: GET /v2/tools/ai_picture_book/query

Parameters:

• task_id (required): Task ID from create endpoint

Example:

python3 scripts/ai_picture_book_task_query.py "task-id-here"

Response (Completed):

{
  "status": 2,
  "video_bos_url": "https://...",
}

Polling Strategy

Auto Polling (Recommended)

python3 scripts/ai_picture_book_poll.py <task_id> [max_attempts] [interval_seconds]

Examples:

# Default: 20 attempts, 5s intervals
python3 scripts/ai_picture_book_poll.py "task-id-here"

# Custom: 30 attempts, 10s intervals
python3 scripts/ai_picture_book_poll.py "task-id-here" 30 10

Manual Polling

1. Create task → store task_id
2. Query every 5-10s until status = 2
3. Timeout after 2-3 minutes

Error Handling

• Invalid content: "Content cannot be empty"
• Invalid type: "Invalid type. Use 9 (static) or 10 (dynamic)"
• Processing error: "Failed to generate picture book"
• Timeout: "Task timed out. Try again later"