修复：API 端点添加图片缩放防止大图崩溃

app.py

@@ -89,6 +89,13 @@ async def api_predict(request: Request):
         image_bytes = base64.b64decode(base64_str)
         image = Image.open(io.BytesIO(image_bytes)).convert("RGB")
 
+        # 限制图片最大边为 2000px，防止大图导致 PaddlePaddle C++ 层内存溢出
+        max_side = 2000
+        w, h = image.size
+        if max(w, h) > max_side:
+            scale = max_side / max(w, h)
+            image = image.resize((int(w * scale), int(h * scale)), Image.LANCZOS)
+
         result_json_str = ocr_recognize(image)
         return {"data": [result_json_str]}
     except Exception as e: