diff --git a/src/rtmp_manager.cpp b/src/rtmp_manager.cpp
index 74ac28c..cbfb499 100644
--- a/src/rtmp_manager.cpp
+++ b/src/rtmp_manager.cpp
@@ -77,35 +77,61 @@ GstElement* RTMPManager::create_pipeline(const Camera& cam)
     const std::string record_rtmp = "rtmp://127.0.0.1:2935/" + app + "/" + stream_name + "?vhost=record";
 
     // 双路推流管线：一份流编码后 tee 分支分别送往两个 flvmux+rtmpsink
-    std::string pipeline_str =
-        "v4l2src name=src device=" + cam.device +
-        " ! "
-        "video/x-raw,format=NV12,width=" +
-        std::to_string(width) + ",height=" + std::to_string(height) + ",framerate=" + std::to_string(fps) +
-        "/1 ! "
-        "mpph264enc bps=" +
-        std::to_string(bitrate) + " gop=" + std::to_string(fps) +
-        " rc-mode=cbr ! "
-        "h264parse ! tee name=t "
+    // std::string pipeline_str =
+    //     "v4l2src name=src device=" + cam.device +
+    //     " ! "
+    //     "video/x-raw,format=NV12,width=" +
+    //     std::to_string(width) + ",height=" + std::to_string(height) + ",framerate=" + std::to_string(fps) +
+    //     "/1 ! "
+    //     "mpph264enc bps=" +
+    //     std::to_string(bitrate) + " gop=" + std::to_string(fps) +
+    //     " rc-mode=cbr ! "
+    //     "h264parse ! tee name=t "
 
-        // --- 分支1：低延时远控 SRS ---
-        "t. ! queue max-size-buffers=5 leaky=downstream ! "
-        "flvmux streamable=true name=mux_live "
-        "audiotestsrc wave=silence ! audioconvert ! audioresample ! voaacenc ! aacparse ! mux_live. "
-        "mux_live. ! rtmpsink location=\"" +
-        live_rtmp +
-        "\" sync=false async=false "
+    //     // --- 分支1：低延时远控 SRS ---
+    //     "t. ! queue max-size-buffers=5 leaky=downstream ! "
+    //     "flvmux streamable=true name=mux_live "
+    //     "audiotestsrc wave=silence ! audioconvert ! audioresample ! voaacenc ! aacparse ! mux_live. "
+    //     "mux_live. ! rtmpsink location=\"" +
+    //     live_rtmp +
+    //     "\" sync=false async=false "
 
-        // --- 分支2：录像 SRS ---
-        "t. ! queue max-size-buffers=5 leaky=downstream ! "
-        "flvmux streamable=true name=mux_record "
-        "audiotestsrc wave=silence ! audioconvert ! audioresample ! voaacenc ! aacparse ! mux_record. "
-        "mux_record. ! rtmpsink location=\"" +
-        record_rtmp +
-        "\" sync=false async=false "
+    //     // --- 分支2：录像 SRS ---
+    //     "t. ! queue max-size-buffers=5 leaky=downstream ! "
+    //     "flvmux streamable=true name=mux_record "
+    //     "audiotestsrc wave=silence ! audioconvert ! audioresample ! voaacenc ! aacparse ! mux_record. "
+    //     "mux_record. ! rtmpsink location=\"" +
+    //     record_rtmp +
+    //     "\" sync=false async=false "
 
-        // --- 可选第三分支：AI/检测 ---
-        "t. ! queue ! fakesink sync=false";
+    //     // --- 可选第三分支：AI/检测 ---
+    //     "t. ! queue ! fakesink sync=false";
+
+    std::string pipeline_str = "v4l2src name=src device=" + cam.device +
+                               " ! video/x-raw,format=NV12,width=" + std::to_string(width) +
+                               ",height=" + std::to_string(height) + ",framerate=" + std::to_string(fps) +
+                               "/1 "
+                               " ! mpph264enc bps=" +
+                               std::to_string(bitrate) + " gop=" + std::to_string(fps) +
+                               " rc-mode=cbr "
+                               " ! h264parse ! tee name=t "
+
+                               // ------ 分支1：live ------
+                               "t. ! queue max-size-buffers=5 leaky=downstream "
+                               " ! flvmux streamable=true name=mux_live "
+                               " ! rtmpsink location=\"" +
+                               live_rtmp +
+                               "\" sync=false async=false "
+
+                               // ------ 分支2：record ------
+                               "t. ! queue max-size-buffers=5 leaky=downstream "
+                               " ! flvmux streamable=true name=mux_record "
+                               " ! rtmpsink location=\"" +
+                               record_rtmp +
+                               "\" sync=false async=false "
+
+                               // ------ 分支3：AI ------
+                               "t. ! queue ! fakesink sync=false";
 
     GError* error = nullptr;
     GstElement* pipeline = gst_parse_launch(pipeline_str.c_str(), &error);