Change RenderAudio Option to Update Dependent Option States

UI/Window/RenderConfigWindow.cs

@@ -611,8 +611,11 @@ internal static class RenderConfigWindow
             value: config.AudioConfig.RenderAudio,
             toggleTextKey: "ui.render_config.render_audio",
             id: "toggle_render_audio",
-            onChanged: val => { config.AudioConfig.RenderAudio = val; MarkConfigModified(); },
-            generateLabel: false
+            onChanged: val => { 
+                config.AudioConfig.RenderAudio = val; 
+                UpdateUIBlock(config);
+                MarkConfigModified(); 
+            }, generateLabel: false
         );
         
         // Audio bitrate: the slider shows kbps (64..384), the config stores bits per second (kbps * 1000)
@@ -2112,6 +2115,10 @@ internal static class RenderConfigWindow
         blockForceSoftwareToggle |= blockVideoEncodingSettings;
         blockKeyframeIntervalSlider |= blockVideoEncodingSettings;
 
+        var blockAudioBitrateSlider = !config.AudioConfig.RenderAudio;
+        var blockChannelsDropdown = !config.AudioConfig.RenderAudio;
+        var blockSampleRateDropdown = !config.AudioConfig.RenderAudio;
+        
         SetDropdownBlocked(_codecDropdown, blockCodecDropdown, noAnimate);
         SetDropdownBlocked(_rateControlDropdown, blockRateControlModeDropdown, noAnimate);
         SetFieldBlocked(_bitrateInput, blockBitrateInput, noAnimate);
@@ -2119,6 +2126,10 @@ internal static class RenderConfigWindow
         SetFieldBlocked(_qpInput, blockQPInput, noAnimate);
         SetToggleBlocked(_forceSoftwareToggle, blockForceSoftwareToggle, noAnimate);
         _keyframeIntervalSlider?.SetBlocked(blockKeyframeIntervalSlider, noAnimate);
+        
+        _audioBitrateSlider?.SetBlocked(blockAudioBitrateSlider, noAnimate);
+        SetDropdownBlocked(_channelsDropdown, blockChannelsDropdown, noAnimate);
+        SetDropdownBlocked(_sampleRateDropdown, blockSampleRateDropdown, noAnimate);
     }
 
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