1 files changed, 75 insertions, 0 deletions
diff --git a/src/Ryujinx.Audio/Renderer/Server/Sink/DeviceSink.cs b/src/Ryujinx.Audio/Renderer/Server/Sink/DeviceSink.cs
new file mode 100644
index 00000000..de345d3a
--- /dev/null
+++ b/src/Ryujinx.Audio/Renderer/Server/Sink/DeviceSink.cs
@@ -0,0 +1,75 @@
+using Ryujinx.Audio.Renderer.Common;
+using Ryujinx.Audio.Renderer.Parameter;
+using Ryujinx.Audio.Renderer.Parameter.Sink;
+using Ryujinx.Audio.Renderer.Server.MemoryPool;
+using Ryujinx.Audio.Renderer.Server.Upsampler;
+using System;
+using System.Diagnostics;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Audio.Renderer.Server.Sink
+{
+    /// <summary>
+    /// Server information for a device sink.
+    /// </summary>
+    public class DeviceSink : BaseSink
+    {
+        /// <summary>
+        /// The downmix coefficients.
+        /// </summary>
+        public float[] DownMixCoefficients;
+
+        /// <summary>
+        /// The device parameters.
+        /// </summary>
+        public DeviceParameter Parameter;
+
+        /// <summary>
+        /// The upsampler instance used by this sink.
+        /// </summary>
+        /// <remarks>Null if no upsampling is needed.</remarks>
+        public UpsamplerState UpsamplerState;
+
+        /// <summary>
+        /// Create a new <see cref="DeviceSink"/>.
+        /// </summary>
+        public DeviceSink()
+        {
+            DownMixCoefficients = new float[4];
+        }
+
+        public override void CleanUp()
+        {
+            UpsamplerState?.Release();
+
+            UpsamplerState = null;
+
+            base.CleanUp();
+        }
+
+        public override SinkType TargetSinkType => SinkType.Device;
+
+        public override void Update(out BehaviourParameter.ErrorInfo errorInfo, ref SinkInParameter parameter, ref SinkOutStatus outStatus, PoolMapper mapper)
+        {
+            Debug.Assert(IsTypeValid(ref parameter));
+
+            ref DeviceParameter inputDeviceParameter = ref MemoryMarshal.Cast<byte, DeviceParameter>(parameter.SpecificData)[0];
+
+            if (parameter.IsUsed != IsUsed)
+            {
+                UpdateStandardParameter(ref parameter);
+                Parameter = inputDeviceParameter;
+            }
+            else
+            {
+                Parameter.DownMixParameterEnabled = inputDeviceParameter.DownMixParameterEnabled;
+                inputDeviceParameter.DownMixParameter.AsSpan().CopyTo(Parameter.DownMixParameter.AsSpan());
+            }
+
+            Parameter.DownMixParameter.AsSpan().CopyTo(DownMixCoefficients.AsSpan());
+
+            errorInfo = new BehaviourParameter.ErrorInfo();
+            outStatus = new SinkOutStatus();
+        }
+    }
+}
+\ No newline at end of file