README.md

metadata

title: Neural Style Transfer API
emoji: 🎨
colorFrom: purple
colorTo: pink
sdk: docker
app_port: 7860
pinned: false
license: mit

Neural Style Transfer API

FastAPI backend for neural style transfer using PyTorch and VGG19.

Features

• Style transfer processing with customizable parameters
• Gallery management for generated images
• User authentication and permission requests
• Image storage via Hugging Face datasets

Environment Variables

Set these in the Hugging Face Space secrets:

• HF_DATASET_REPO: Your Hugging Face dataset repository (e.g., username/style-transfer-data)
• HF_TOKEN: Hugging Face access token with write permissions
• MASTER_PASSWORD: Master password for admin access
• ADMIN_EMAIL: Admin email for receiving permission request notifications
• ALLOWED_ORIGINS: Comma-separated list of allowed CORS origins
• SMTP_HOST: SMTP server host (optional, for email notifications)
• SMTP_PORT: SMTP server port (optional)
• SMTP_USER: SMTP username (optional)
• SMTP_PASSWORD: SMTP password (optional)
• SMTP_FROM_EMAIL: Email address to send from (optional)

API Endpoints

• GET /api/health - Health check
• POST /api/transfer - Create style transfer job (requires auth)
• GET /api/transfer/{job_id} - Get job status
• GET /api/gallery - List gallery items
• GET /api/gallery/{item_id} - Get gallery item
• DELETE /api/gallery/{item_id} - Delete gallery item (requires auth)
• POST /api/auth/login - Login
• POST /api/auth/requests - Submit permission request
• GET /api/auth/requests - List requests (admin only)
• POST /api/auth/requests/{id}/approve - Approve request (admin only)
• POST /api/auth/requests/{id}/reject - Reject request (admin only)