app.py

from fastapi import FastAPI, Request, Query, Path
from fastapi.responses import StreamingResponse, HTMLResponse
from fastapi.middleware.cors import CORSMiddleware
import httpx
import base64
import io

app = FastAPI(docs_url=None, redoc_url=None)
# app = FastAPI(title='Jable&Javdb的API',description='Jable&Javdb最近更新的API', redoc_url=None)

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# 图片API开始
@app.get("/img/{img_base64}", summary="图片显示", tags=["image"])
async def img(img_base64: str = Path(..., description="图片远程UR的base64加密代码")):
    """
    显示远程地址的图片:

    - **img_base64**: 图片远程UR的base64加密代码
    """
    img_url = base64.b64decode(img_base64).decode()
    r = httpx.get(img_url)
    return StreamingResponse(io.BytesIO(r.content), media_type="image/png")