积分冻结释放

video-gen-api/app/services/llm.py

@@ -238,14 +238,14 @@ async def _call_openai_compatible(
         user_content: str,
         image_urls: list[str],
         video_urls: list[str],
+        *,
+        as_base64: bool,
     ) -> tuple[dict, dict | None]:
         """构建多模态 user_message。返回 (actual_message, log_message)。"""
         from app.utils.media import media_to_base64
 
         content_parts = [{"type": "text", "text": user_content}]
 
-        from app.utils.media import get_llm_media_as_base64
-        as_base64 = await get_llm_media_as_base64(db)
         for img in image_urls:
             if as_base64:
                 url = await media_to_base64(img, "image/png")
@@ -303,8 +303,18 @@ async def _call_openai_compatible(
         return f"{base}{path}"
 
     if image_urls or video_urls:
+        from app.utils.media import get_llm_media_as_base64
+
+        as_base64 = await get_llm_media_as_base64(db)
+        # 配置读取后立即结束事务；后续 URL 下载/Base64 转换属于外部 I/O，
+        # 不能继续占用数据库连接。
+        if db is not None:
+            await db.commit()
         user_message, log_user_message = await _build_multimodal_content(
-            user_content, image_urls, video_urls
+            user_content,
+            image_urls,
+            video_urls,
+            as_base64=as_base64,
         )
     else:
         user_message = {
@@ -313,6 +323,10 @@ async def _call_openai_compatible(
         }
         log_user_message = None
 
+    # 防御性结束可能由配置读取开启的只读事务；HTTP 请求期间不占用数据库连接。
+    if db is not None:
+        await db.commit()
+
     async with httpx.AsyncClient(timeout=120) as client:
         request_data = {
             "model": config.model_name,