background task

main.py

@@ -1,11 +1,19 @@
-import os
+import os, uuid
 import tempfile
 import requests
 from mimetypes import guess_extension
 from PIL import Image
 from io import BytesIO
 import subprocess
-from fastapi import FastAPI, UploadFile, File, HTTPException, Response, Request
+from fastapi import (
+    FastAPI,
+    UploadFile,
+    File,
+    HTTPException,
+    Response,
+    Request,
+    BackgroundTasks,
+)
 from typing import List, Optional
 import asyncio, aiofiles
 from fastapi.responses import StreamingResponse, FileResponse
@@ -94,17 +102,18 @@ def make_effect(
 
 @app.post("/generate_video")
 async def generate_video(
+    background_task: BackgroundTasks,
     image_link: str = None,
-    filename: str = "output.mp4",
     frame_rate: int = 30,
     duration: int = 3,
     quality: int = 10,
     ssaa: float = 0.75,
     raw: bool = True,
 ):
+    filename = f"{str(uuid.uuid4())}.mp4"
     try:
-        output_path = await make_effect(
-            image_link, filename, frame_rate, duration, quality, ssaa, raw
+        background_task(
+            make_effect, image_link, filename, frame_rate, duration, quality, ssaa, raw
         )
         return {"output_file": filename}
     except Exception as e: