fix: custom audio render audio scenario changed

Author: tamworth

iOS/APIExample-Audio/APIExample-Audio/Examples/Advanced/CustomAudioRender/CustomAudioRender.swift

@@ -71,6 +71,9 @@ class CustomAudioRenderMain: BaseViewController {
         // Set audio route to speaker
         agoraKit.setDefaultAudioRouteToSpeakerphone(true)
 
+        // It is necessary to use publishMicrophoneTrack(true) and pullPlaybackAudio should utilize gameStreaming.
+        agoraKit.setAudioScenario(.gameStreaming)
+        
         // important!! this example is using onPlaybackAudioFrame to do custom rendering
         // by default the audio output will still be processed by SDK hence below api call is mandatory to disable that behavior
 //        agoraKit.adjustPlaybackSignalVolume(0)
@@ -88,7 +91,7 @@ class CustomAudioRenderMain: BaseViewController {
         // the token has to match the ones used for channel join
         let option = AgoraRtcChannelMediaOptions()
         option.publishCameraTrack = false
-        option.publishMicrophoneTrack = false
+        option.publishMicrophoneTrack = true
         option.autoSubscribeAudio = true
         option.autoSubscribeVideo = false
         option.channelProfile = .liveBroadcasting

iOS/APIExample/APIExample/Examples/Advanced/CustomAudioRender/CustomAudioRender.swift

@@ -71,6 +71,8 @@ class CustomAudioRenderMain: BaseViewController {
         agoraKit.enableAudio()
         // Set audio route to speaker
         agoraKit.setDefaultAudioRouteToSpeakerphone(true)
+        // It is necessary to use publishMicrophoneTrack(true) and pullPlaybackAudio should utilize gameStreaming.
+        agoraKit.setAudioScenario(.gameStreaming)
 
         // start joining channel
         // 1. Users can only see each other after they join the
@@ -80,7 +82,7 @@ class CustomAudioRenderMain: BaseViewController {
         // the token has to match the ones used for channel join
         let option = AgoraRtcChannelMediaOptions()
         option.publishCameraTrack = false
-        option.publishMicrophoneTrack = false
+        option.publishMicrophoneTrack = true
         option.autoSubscribeAudio = true
         option.autoSubscribeVideo = false
         option.channelProfile = .liveBroadcasting