Rename ISoundProvider to IAsyncSoundProvider to more accurately describe what the service does

BizHawk.Client.EmuHawk/AVOut/AVSync.cs

@@ -17,7 +17,7 @@ namespace BizHawk.Client.EmuHawk
 
 		private long _soundRemainder; // audio timekeeping for video dumping
 
-		public void DumpAV(IVideoProvider v, ISoundProvider s, out short[] samples, out int samplesprovided)
+		public void DumpAV(IVideoProvider v, IAsyncSoundProvider s, out short[] samples, out int samplesprovided)
 		{
 			if (!aset || !vset)
 				throw new InvalidOperationException("Must set params first!");

BizHawk.Client.EmuHawk/MainForm.cs

@@ -1345,7 +1345,7 @@ namespace BizHawk.Client.EmuHawk
 		// AVI/WAV state
 		private IVideoWriter _currAviWriter;
 		private HashSet<int> _currAviWriterFrameList;
-		private ISoundProvider _aviSoundInput;
+		private IAsyncSoundProvider _aviSoundInput;
 		private MetaspuSoundProvider _dumpProxy; // an audio proxy used for dumping
 		private bool _dumpaudiosync; // set true to for experimental AV dumping
 		private int _avwriterResizew;

BizHawk.Client.EmuHawk/Sound/Sound.cs

@@ -16,7 +16,7 @@ namespace BizHawk.Client.EmuHawk
 		private bool _disposed;
 		private ISoundOutput _soundOutput;
 		private ISyncSoundProvider _syncSoundProvider;
-		private ISoundProvider _asyncSoundProvider;
+		private IAsyncSoundProvider _asyncSoundProvider;
 		private SoundOutputProvider _outputProvider;
 		private readonly BufferedAsync _semiSync = new BufferedAsync();
 
@@ -112,7 +112,7 @@ namespace BizHawk.Client.EmuHawk
 			}
 		}
 
-		public void SetAsyncInputPin(ISoundProvider source)
+		public void SetAsyncInputPin(IAsyncSoundProvider source)
 		{
 			if (_syncSoundProvider != null)
 			{

BizHawk.Emulation.Common/Base Implementations/NullEmulator.cs

@@ -7,7 +7,7 @@ using System.ComponentModel;
 namespace BizHawk.Emulation.Common
 {
 	[CoreAttributes("NullHawk", "", false, true)]
-	public class NullEmulator : IEmulator, IVideoProvider, ISyncSoundProvider, ISoundProvider, ISettable<NullEmulator.NullEmulatorSettings, object>
+	public class NullEmulator : IEmulator, IVideoProvider, ISyncSoundProvider, IAsyncSoundProvider, ISettable<NullEmulator.NullEmulatorSettings, object>
 	{
 		public NullEmulator(CoreComm comm, object settings)
 		{
@@ -32,7 +32,7 @@ namespace BizHawk.Emulation.Common
 		private readonly int[] frameBuffer = new int[256 * 192];
 		private readonly Random rand = new Random();
 		public CoreComm CoreComm { get; private set; }
-		public ISoundProvider SoundProvider { get { return this; } }
+		public IAsyncSoundProvider SoundProvider { get { return this; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return true; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Common/Base Implementations/NullSound.cs

@@ -1,6 +1,6 @@
 namespace BizHawk.Emulation.Common
 {
-	public class NullSound : ISoundProvider
+	public class NullSound : IAsyncSoundProvider
 	{
 		public static readonly NullSound SilenceProvider = new NullSound();
 

BizHawk.Emulation.Common/Interfaces/IEmulator.cs

@@ -15,7 +15,7 @@ namespace BizHawk.Emulation.Common
 		/// <summary>
 		/// Sound provider for async operation.  this is optional, and is only required after StartAsyncSound() is called and returns true
 		/// </summary>
-		ISoundProvider SoundProvider { get; }
+		IAsyncSoundProvider SoundProvider { get; }
 		
 		/// <summary>
 		/// sound provider for sync operation.  this is manditory

BizHawk.Emulation.Common/Interfaces/ISoundProvider.cs

@@ -1,6 +1,6 @@
 namespace BizHawk.Emulation.Common
 {
-	public interface ISoundProvider
+	public interface IAsyncSoundProvider
 	{
 		void GetSamples(short[] samples);
 		void DiscardSamples();

BizHawk.Emulation.Common/Interfaces/ISyncSoundProvider.cs

@@ -15,13 +15,13 @@
 	/// </summary>
 	public class FakeSyncSound : ISyncSoundProvider
 	{
-		private readonly ISoundProvider source;
+		private readonly IAsyncSoundProvider source;
 		private readonly int spf;
 
 		/// <summary>
 		/// </summary>
 		/// <param name="spf">number of sample pairs to request and provide on each GetSamples() call</param>
-		public FakeSyncSound(ISoundProvider source, int spf)
+		public FakeSyncSound(IAsyncSoundProvider source, int spf)
 		{
 			this.source = source;
 			this.spf = spf;

BizHawk.Emulation.Common/Sound/Utilities/BufferedAsync.cs

@@ -28,9 +28,9 @@ namespace BizHawk.Emulation.Common
 	 *       that and then bypass the BufferedAsync.
 	 */
 
-	public sealed class BufferedAsync : ISoundProvider
+	public sealed class BufferedAsync : IAsyncSoundProvider
 	{
-		public ISoundProvider BaseSoundProvider;
+		public IAsyncSoundProvider BaseSoundProvider;
 
 		readonly Queue<short> buffer = new Queue<short>(4096);
 

BizHawk.Emulation.Common/Sound/Utilities/DCFilter.cs

@@ -5,7 +5,7 @@ namespace BizHawk.Emulation.Common
 	/// <summary>
 	/// implements a DC block filter on top of an ISoundProvider.  rather simple.
 	/// </summary>
-	sealed public class DCFilter : ISoundProvider, ISyncSoundProvider
+	sealed public class DCFilter : IAsyncSoundProvider, ISyncSoundProvider
 	{
 		/*
 		 * A note about accuracy:
@@ -14,7 +14,7 @@ namespace BizHawk.Emulation.Common
 		 * Analog output hardware ALWAYS has dc blocking caps.
 		 */
 
-		ISoundProvider input;
+		IAsyncSoundProvider input;
 		ISyncSoundProvider syncinput;
 
 		int latchL = 0;
@@ -35,7 +35,7 @@ namespace BizHawk.Emulation.Common
 
 		int depth;
 
-		public static DCFilter AsISoundProvider(ISoundProvider input, int filterwidth)
+		public static DCFilter AsISoundProvider(IAsyncSoundProvider input, int filterwidth)
 		{
 			if (input == null)
 				throw new ArgumentNullException();
@@ -54,7 +54,7 @@ namespace BizHawk.Emulation.Common
 			return new DCFilter(null, null, filterwidth);
 		}
 
-		DCFilter(ISoundProvider input, ISyncSoundProvider syncinput, int filterwidth)
+		DCFilter(IAsyncSoundProvider input, ISyncSoundProvider syncinput, int filterwidth)
 		{
 			if (filterwidth < 8 || filterwidth > 65536)
 				throw new ArgumentOutOfRangeException();
@@ -104,13 +104,13 @@ namespace BizHawk.Emulation.Common
 			}
 		}
 
-		void ISoundProvider.GetSamples(short[] samples)
+		void IAsyncSoundProvider.GetSamples(short[] samples)
 		{
 			input.GetSamples(samples);
 			PushThroughSamples(samples, samples.Length);
 		}
 
-		void ISoundProvider.DiscardSamples()
+		void IAsyncSoundProvider.DiscardSamples()
 		{
 			input.DiscardSamples();
 		}

BizHawk.Emulation.Common/Sound/Utilities/Metaspu.cs

@@ -6,7 +6,7 @@ namespace BizHawk.Emulation.Common
 	/// <summary>
 	/// uses Metaspu to have an ISyncSoundProvider input to a ISoundProvider
 	/// </summary>
-	public class MetaspuAsync : ISoundProvider
+	public class MetaspuAsync : IAsyncSoundProvider
 	{
 		private readonly ISynchronizingAudioBuffer buffer;
 		private readonly ISyncSoundProvider input;
@@ -32,7 +32,7 @@ namespace BizHawk.Emulation.Common
 		}
 	}
 
-	public class MetaspuSoundProvider : ISoundProvider
+	public class MetaspuSoundProvider : IAsyncSoundProvider
 	{
 		public ISynchronizingAudioBuffer buffer;
 		public MetaspuSoundProvider(ESynchMethod method)
@@ -46,7 +46,7 @@ namespace BizHawk.Emulation.Common
 		}
 
 		private readonly short[] pullBuffer = new short[1470];
-		public void PullSamples(ISoundProvider source)
+		public void PullSamples(IAsyncSoundProvider source)
 		{
 			Array.Clear(pullBuffer, 0, 1470);
 			source.GetSamples(pullBuffer);

BizHawk.Emulation.Common/Sound/Utilities/SoundMixer.cs

@@ -5,13 +5,13 @@ namespace BizHawk.Emulation.Common
 	/// <summary>
 	/// An interface that extends a sound provider to provide mixing capabilities through the SoundMixer class
 	/// </summary>
-	public interface IMixedSoundProvider : ISoundProvider
+	public interface IMixedSoundProvider : IAsyncSoundProvider
 	{
 		int MaxVolume { get; set; }
 	}
 
 	// This is a straightforward class to mix/chain multiple ISoundProvider sources.
-	public sealed class SoundMixer : ISoundProvider
+	public sealed class SoundMixer : IAsyncSoundProvider
 	{
 		private readonly List<IMixedSoundProvider> SoundProviders;
 

BizHawk.Emulation.Cores/Calculator/TI83.IEmulator.cs

@@ -6,7 +6,7 @@ namespace BizHawk.Emulation.Cores.Calculators
 	{
 		public IEmulatorServiceProvider ServiceProvider { get; private set; }
 
-		public ISoundProvider SoundProvider
+		public IAsyncSoundProvider SoundProvider
 		{
 			get { return NullSound.SilenceProvider; }
 		}

BizHawk.Emulation.Cores/Computers/AppleII/AppleII.IEmulator.cs

@@ -7,7 +7,7 @@ namespace BizHawk.Emulation.Cores.Computers.AppleII
 		public IEmulatorServiceProvider ServiceProvider { get; private set; }
 
 		[FeatureNotImplemented]
-		public ISoundProvider SoundProvider
+		public IAsyncSoundProvider SoundProvider
 		{
 			get { return null; }
 		}

BizHawk.Emulation.Cores/Computers/Commodore64/C64.cs

@@ -139,7 +139,7 @@ namespace BizHawk.Emulation.Cores.Computers.Commodore64
         public bool StartAsyncSound() { return false; }
         public void EndAsyncSound() { }
         [SaveState.DoNotSave]
-        public ISoundProvider SoundProvider { get { return null; } }
+        public IAsyncSoundProvider SoundProvider { get { return null; } }
         [SaveState.DoNotSave]
         public ISyncSoundProvider SyncSoundProvider { get; private set; }
         [SaveState.DoNotSave]

BizHawk.Emulation.Cores/Computers/Commodore64/MOS/Sid.SoundProvider.cs

@@ -6,7 +6,7 @@ using BizHawk.Emulation.Common;
 
 namespace BizHawk.Emulation.Cores.Computers.Commodore64.MOS
 {
-    public sealed partial class Sid : ISoundProvider, ISyncSoundProvider
+    public sealed partial class Sid : IAsyncSoundProvider, ISyncSoundProvider
     {
         public int MaxVolume
         {

BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.cs

@@ -80,7 +80,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
 
 		public CoreComm CoreComm { get; private set; }
 
-		public ISoundProvider SoundProvider { get { return _dcfilter; } }
+		public IAsyncSoundProvider SoundProvider { get { return _dcfilter; } }
 
 		// todo: make this not so ugly
 		public ISyncSoundProvider SyncSoundProvider

BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs

@@ -7,7 +7,7 @@ using System.Numerics;
 namespace BizHawk.Emulation.Cores.Atari.Atari2600
 {
     // Emulates the TIA
-    public partial class TIA : IVideoProvider, ISoundProvider
+    public partial class TIA : IVideoProvider, IAsyncSoundProvider
     {
 
         #region palette

BizHawk.Emulation.Cores/Consoles/Atari/7800/Atari7800.cs

@@ -209,7 +209,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari7800
 		public ISyncSoundProvider SyncSoundProvider { get { return avProvider; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 
 		MyAVProvider avProvider = new MyAVProvider();
 

BizHawk.Emulation.Cores/Consoles/Atari/lynx/Lynx.cs

@@ -198,7 +198,7 @@ namespace BizHawk.Emulation.Cores.Atari.Lynx
 		short[] soundbuff = new short[2048];
 		int numsamp;
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Coleco/ColecoVision.cs

@@ -167,7 +167,7 @@ namespace BizHawk.Emulation.Cores.ColecoVision
 		public string SystemId { get { return "Coleco"; } }
 		public GameInfo game;
 		public CoreComm CoreComm { get; private set; }
-		public ISoundProvider SoundProvider { get { return PSG; } }
+		public IAsyncSoundProvider SoundProvider { get { return PSG; } }
 
 		public string BoardName { get { return null; } }
 

BizHawk.Emulation.Cores/Consoles/Intellivision/Intellivision.IEmulator.cs

@@ -9,7 +9,7 @@ namespace BizHawk.Emulation.Cores.Intellivision
 
 		private DCFilter _dcfilter;
 
-		public ISoundProvider SoundProvider
+		public IAsyncSoundProvider SoundProvider
 		{
 			get { return _dcfilter; }
 		}

BizHawk.Emulation.Cores/Consoles/Intellivision/PSG.cs

@@ -5,7 +5,7 @@ using BizHawk.Emulation.Common;
 
 namespace BizHawk.Emulation.Cores.Intellivision
 {
-	public sealed class PSG : ISoundProvider
+	public sealed class PSG : IAsyncSoundProvider
 	{
 		public ushort[] Register = new ushort[16];
 

BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/MGBAHawk.cs

@@ -204,7 +204,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 		{
 			nsamp = 0;
 		}
-		public ISoundProvider SoundProvider { get { throw new InvalidOperationException(); } }
+		public IAsyncSoundProvider SoundProvider { get { throw new InvalidOperationException(); } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/Meteor.cs

@@ -293,7 +293,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 		short[] soundbuffer;
 		GCHandle soundhandle;
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/VBANext.cs

@@ -232,7 +232,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 		short[] soundbuff = new short[2048];
 		int numsamp;
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/Gameboy/Gambatte.cs

@@ -569,7 +569,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.Gameboy
 
 		#region ISoundProvider
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/Gameboy/GambatteLink.cs

@@ -89,7 +89,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.Gameboy
 
 		public IEmulatorServiceProvider ServiceProvider { get; private set; }
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/N64/N64.cs

@@ -268,7 +268,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.N64
 
 		public DisplayType Region { get { return _display_type; } }
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 
 		public ISyncSoundProvider SyncSoundProvider { get { return _audioProvider.Resampler; } }
 

BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs

@@ -79,7 +79,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.NES
 			magicSoundProvider = null;
 		}
 
-		class MagicSoundProvider : ISoundProvider, ISyncSoundProvider, IDisposable
+		class MagicSoundProvider : IAsyncSoundProvider, ISyncSoundProvider, IDisposable
 		{
 			BlipBuffer blip;
 			NES nes;

BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.cs

@@ -334,7 +334,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.NES
 		}
 
 		MyVideoProvider videoProvider;
-		public ISoundProvider SoundProvider { get { return magicSoundProvider; } }
+		public IAsyncSoundProvider SoundProvider { get { return magicSoundProvider; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return magicSoundProvider; } }
 		public bool StartAsyncSound() { return true; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.cs

@@ -322,7 +322,7 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
 
 		#region SoundProvider
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/SNES/LibsnesCore.cs

@@ -1300,7 +1300,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES
 			resampler.EnqueueSample((short)left, (short)right);
 		}
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return resampler; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Nintendo/SNES9X/Snes9x.cs

@@ -75,7 +75,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES9X
 		#region ISyncSoundProvider
 
 		private short[] _sbuff = new short[2048];
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/PC Engine/PCEngine.cs

@@ -406,8 +406,8 @@ namespace BizHawk.Emulation.Cores.PCEngine
 
 		public CoreComm CoreComm { get; private set; }
 
-		ISoundProvider soundProvider;
-		public ISoundProvider SoundProvider
+		IAsyncSoundProvider soundProvider;
+		public IAsyncSoundProvider SoundProvider
 		{
 			get { return soundProvider; }
 		}

BizHawk.Emulation.Cores/Consoles/Sega/Genesis/Genesis.cs

@@ -301,7 +301,7 @@ namespace BizHawk.Emulation.Cores.Sega.Genesis
 
 		public CoreComm CoreComm { get; private set; }
 
-		public ISoundProvider SoundProvider
+		public IAsyncSoundProvider SoundProvider
 		{
 			get { return SoundMixer; }
 		}

BizHawk.Emulation.Cores/Consoles/Sega/SMS/SMS.IEmulator.cs

@@ -6,7 +6,7 @@ namespace BizHawk.Emulation.Cores.Sega.MasterSystem
 	{
 		public IEmulatorServiceProvider ServiceProvider { get; private set; }
 
-		public ISoundProvider SoundProvider
+		public IAsyncSoundProvider SoundProvider
 		{
 			get { return ActiveSoundProvider; }
 		}

BizHawk.Emulation.Cores/Consoles/Sega/SMS/SMS.cs

@@ -118,7 +118,7 @@ namespace BizHawk.Emulation.Cores.Sega.MasterSystem
 			SoundMixer = new SoundMixer(YM2413, PSG);
 			if (HasYM2413 && game["WhenFMDisablePSG"])
 				SoundMixer.DisableSource(PSG);
-			ActiveSoundProvider = HasYM2413 ? (ISoundProvider)SoundMixer : PSG;
+			ActiveSoundProvider = HasYM2413 ? (IAsyncSoundProvider)SoundMixer : PSG;
 
 			SystemRam = new byte[0x2000];
 
@@ -310,7 +310,7 @@ namespace BizHawk.Emulation.Cores.Sega.MasterSystem
 			else if (port == 0xF2 && HasYM2413) YM2413.DetectionValue = value;
 		}
 
-		private ISoundProvider ActiveSoundProvider;
+		private IAsyncSoundProvider ActiveSoundProvider;
 
 		private string _region;
 		private string RegionStr

BizHawk.Emulation.Cores/Consoles/Sega/Saturn/Yabause.cs

@@ -364,7 +364,7 @@ namespace BizHawk.Emulation.Cores.Sega.Saturn
 		}
 
 		public void DiscardSamples() { }
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.IEmulator.cs

@@ -7,7 +7,7 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 	{
 		public IEmulatorServiceProvider ServiceProvider { get; private set; }
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 
 		public ISyncSoundProvider SyncSoundProvider
 		{

BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGX.IEmulator.cs

@@ -7,7 +7,7 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx64
 	{
 		public IEmulatorServiceProvider ServiceProvider { get; private set; }
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 
 		public ISyncSoundProvider SyncSoundProvider
 		{

BizHawk.Emulation.Cores/Consoles/Sony/PSP/PSP.cs

@@ -41,7 +41,7 @@ namespace BizHawk.Emulation.Cores.Sony.PSP
 			}
 		};
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/Sony/PSX/Octoshock.cs

@@ -861,7 +861,7 @@ namespace BizHawk.Emulation.Cores.Sony.PSX
 		private short[] sbuff = new short[1611 * 2]; //need this for pal
 		private int sbuffcontains = 0;
 
-		public ISoundProvider SoundProvider { get { throw new InvalidOperationException(); } }
+		public IAsyncSoundProvider SoundProvider { get { throw new InvalidOperationException(); } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Consoles/WonderSwan/WonderSwan.cs

@@ -221,7 +221,7 @@ namespace BizHawk.Emulation.Cores.WonderSwan
 		private short[] sbuff = new short[1536];
 		private int sbuffcontains = 0;
 
-		public ISoundProvider SoundProvider { get { throw new InvalidOperationException(); } }
+		public IAsyncSoundProvider SoundProvider { get { throw new InvalidOperationException(); } }
 		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }

BizHawk.Emulation.Cores/Libretro/LibRetroEmulator.cs

@@ -737,7 +737,7 @@ namespace BizHawk.Emulation.Cores
 
 		#region ISoundProvider
 
-		public ISoundProvider SoundProvider { get { return null; } }
+		public IAsyncSoundProvider SoundProvider { get { return null; } }
 		public ISyncSoundProvider SyncSoundProvider { get { return resampler; } }
 		public bool StartAsyncSound() { return false; }
 		public void EndAsyncSound() { }