fix: suppress osc noise

media_kit/lib/src/player/native/player/real.dart

@@ -2328,6 +2328,11 @@ class NativePlayer extends PlatformPlayer {
         // Set --vid=no by default to prevent redundant video decoding.
         // [VideoController] internally sets --vid=auto upon attachment to enable video rendering & decoding.
         if (!test) 'vid': 'no',
+        // The OSC is a built-in Lua script and may be unavailable in libmpv
+        // builds compiled without Lua. Set it as an initialization option so
+        // supported builds disable it before scripts are loaded, while builds
+        // without the option can safely ignore it.
+        if (!configuration.osc) 'osc': 'no',
       };
 
       if (Platform.isAndroid &&
@@ -2423,7 +2428,6 @@ class NativePlayer extends PlatformPlayer {
       properties.addAll(
         {
           if (!configuration.osc) ...{
-            'osc': 'no',
             'osd-level': '0',
           },
           'title': configuration.title,

media_kit/test/src/player/player_test.dart

@@ -101,6 +101,29 @@ void main() {
       addTearDown(player.dispose);
     },
   );
+  test(
+    'player-configuration-osc-disabled-does-not-log-property-not-found',
+    () async {
+      final player = Player(
+        configuration: const PlayerConfiguration(osc: false),
+      );
+      var hasOscPropertyError = false;
+      final subscription = player.stream.log.listen((event) {
+        if (event.text.contains('_setProperty(osc')) {
+          hasOscPropertyError = true;
+        }
+      });
+
+      await player.platform?.waitForPlayerInitialization;
+      await Future<void>.delayed(Duration.zero);
+
+      expect(hasOscPropertyError, isFalse);
+
+      await subscription.cancel();
+      await player.dispose();
+    },
+    skip: UniversalPlatform.isWeb,
+  );
   test(
     'player-open-playable-media',
     () async {