File size: 1,852 Bytes
fec397b e429bd1 fec397b e429bd1 fec397b e429bd1 fec397b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | from fastapi import FastAPI, UploadFile, File, Response, HTTPException
from fastapi.middleware.cors import CORSMiddleware
from rembg import remove, new_session
from PIL import Image, UnidentifiedImageError
import io
import os
import logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
app = FastAPI(title="NoBG API")
model_name = "birefnet-general"
session = new_session(model_name)
origins = os.getenv("ALLOWED_ORIGINS", "*").split(",")
app.add_middleware(
CORSMiddleware,
allow_origins=origins,
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
@app.post("/remove-bg")
def remove_background(file: UploadFile = File(...)):
if file.content_type and not file.content_type.startswith("image/"):
raise HTTPException(
status_code=400,
detail=f"Invalid file type: {file.content_type}. Please upload an image.",
)
try:
input_image = Image.open(file.file)
output_image = remove(input_image, session=session)
img_byte_arr = io.BytesIO()
output_image.save(img_byte_arr, format="PNG")
img_byte_arr.seek(0)
return Response(content=img_byte_arr.getvalue(), media_type="image/png")
except UnidentifiedImageError:
logger.warning(f"Failed to identify image format for file: {file.filename}")
raise HTTPException(
status_code=400, detail="Uploaded file is not a valid or supported image."
)
except Exception as e:
logger.error(f"Error processing image {file.filename}: {str(e)}")
raise HTTPException(
status_code=500, detail="An error occurred while processing the image."
)
if __name__ == "__main__":
import uvicorn
port = int(os.getenv("PORT", 8000))
uvicorn.run(app, host="0.0.0.0", port=port)
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