From 00bf4a2ab113bbbd061c7b3d011e040bd9297cd5 Mon Sep 17 00:00:00 2001
From: Devaev Maxim <mdevaev@gmail.com>
Date: Tue, 26 May 2020 21:19:26 +0300
Subject: [PATCH] don't restart streamer with the same params

---
 kvmd/apps/kvmd/server.py   | 8 +++++---
 kvmd/apps/kvmd/streamer.py | 3 +++
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/kvmd/apps/kvmd/server.py b/kvmd/apps/kvmd/server.py
index d88982aa..893f95c3 100644
--- a/kvmd/apps/kvmd/server.py
+++ b/kvmd/apps/kvmd/server.py
@@ -206,13 +206,15 @@ class KvmdServer(HttpServer):  # pylint: disable=too-many-arguments,too-many-ins
 
     @exposed_http("POST", "/streamer/set_params")
     async def __streamer_set_params_handler(self, request: aiohttp.web.Request) -> aiohttp.web.Response:
+        current_params = self.__streamer.get_params()
         for (name, validator) in [
             ("quality", valid_stream_quality),
             ("desired_fps", valid_stream_fps),
         ]:
-            value = request.query.get(name)
-            if value:
-                self.__new_streamer_params[name] = validator(value)
+            if (value := request.query.get(name)):
+                value = validator(value)
+                if current_params[name] != value:
+                    self.__new_streamer_params[name] = value
         await self.__streamer_notifier.notify()
         return make_json_response()
 
diff --git a/kvmd/apps/kvmd/streamer.py b/kvmd/apps/kvmd/streamer.py
index 98b5ae0c..5f2d2b42 100644
--- a/kvmd/apps/kvmd/streamer.py
+++ b/kvmd/apps/kvmd/streamer.py
@@ -173,6 +173,9 @@ class Streamer:  # pylint: disable=too-many-instance-attributes
             ]
         }
 
+    def get_params(self) -> Dict:
+        return dict(self.__params)
+
     async def get_state(self) -> Dict:
         state = None
         if self.__streamer_task: