VoIP delay improvements

Author: IxiAngel

Spixi/Platforms/Android/SAudioPlayer.cs

@@ -276,12 +276,15 @@ public void onDecodedData(short[] data)
 
             var catchup = playbackCatchupController.Update(queuedSeconds);
             bool shouldDrop = false;
+
             switch (catchup.Type)
             {
                 case PlaybackCatchupType.Drop:
                     if (Build.VERSION.SdkInt >= BuildVersionCodes.M)
                     {
-                        audioPlayer.PlaybackParams.SetSpeed(catchup.Speed);
+                        var pp = audioPlayer.PlaybackParams;
+                        pp.SetSpeed(catchup.Speed);
+                        audioPlayer.PlaybackParams = pp;
                     }
                     if (Random.Shared.NextDouble() < 0.10)
                     {
@@ -293,9 +296,11 @@ public void onDecodedData(short[] data)
                 case PlaybackCatchupType.SpeedUp:
                     if (Build.VERSION.SdkInt >= BuildVersionCodes.M)
                     {
-                        audioPlayer.PlaybackParams.SetSpeed(catchup.Speed);
+                        var pp = audioPlayer.PlaybackParams;
+                        pp.SetSpeed(catchup.Speed);
+                        audioPlayer.PlaybackParams = pp;
                     }
-                    else if (1 + Random.Shared.NextDouble() < catchup.Speed)
+                    else if (Random.Shared.NextDouble() < catchup.Speed - 1.0)
                     {
                         shouldDrop = true;
                     }
@@ -304,7 +309,9 @@ public void onDecodedData(short[] data)
                 case PlaybackCatchupType.Normal:
                     if (Build.VERSION.SdkInt >= BuildVersionCodes.M)
                     {
-                        audioPlayer.PlaybackParams.SetSpeed(1.0f);
+                        var pp = audioPlayer.PlaybackParams;
+                        pp.SetSpeed(1.0f);
+                        audioPlayer.PlaybackParams = pp;
                     }
                     break;
             }

Spixi/Platforms/Windows/SAudioPlayer.cs

@@ -164,7 +164,7 @@ public void onDecodedData(byte[] data)
                 {
                     case PlaybackCatchupType.Drop:
                         {
-                            if (1 + Random.Shared.NextDouble() < catchup.Speed + 0.10)
+                            if (Random.Shared.NextDouble() < catchup.Speed - 1.0 + 0.10)
                             {
                                 Logging.warn($"VoIP Dropping frame, avg {playbackCatchupController.GetAverageLatency() * 1000:F0}ms");
                                 shouldDrop = true;
@@ -173,7 +173,7 @@ public void onDecodedData(byte[] data)
                         break;
                     case PlaybackCatchupType.SpeedUp:
                         {
-                            if (1 + Random.Shared.NextDouble() < catchup.Speed)
+                            if (Random.Shared.NextDouble() < catchup.Speed - 1.0)
                             {
                                 Logging.warn($"VoIP Dropping frame, avg {playbackCatchupController.GetAverageLatency() * 1000:F0}ms");
                                 shouldDrop = true;