Wes xx mediapipe integration

Packages/com.github.homuler.mediapipe/Runtime/Scripts/Framework/Packet/ImageFramePacket.cs

@@ -0,0 +1,67 @@
+// Copyright (c) 2021 homuler
+//
+// Use of this source code is governed by an MIT-style
+// license that can be found in the LICENSE file or at
+// https://opensource.org/licenses/MIT.
+
+using System;
+
+namespace Mediapipe
+{
+  public class ImageFramePacket : Packet<ImageFrame>
+  {
+    /// <summary>
+    ///   Creates an empty <see cref="ImageFramePacket" /> instance.
+    /// </summary>
+    public ImageFramePacket() : base(true) { }
+
+    [UnityEngine.Scripting.Preserve]
+    public ImageFramePacket(IntPtr ptr, bool isOwner = true) : base(ptr, isOwner) { }
+
+    public ImageFramePacket(ImageFrame imageFrame) : base()
+    {
+      UnsafeNativeMethods.mp__MakeImageFramePacket__Pif(imageFrame.mpPtr, out var ptr).Assert();
+      imageFrame.Dispose(); // respect move semantics
+
+      this.ptr = ptr;
+    }
+
+    public ImageFramePacket(ImageFrame imageFrame, Timestamp timestamp) : base()
+    {
+      UnsafeNativeMethods.mp__MakeImageFramePacket_At__Pif_Rt(imageFrame.mpPtr, timestamp.mpPtr, out var ptr).Assert();
+      GC.KeepAlive(timestamp);
+      imageFrame.Dispose(); // respect move semantics
+
+      this.ptr = ptr;
+    }
+
+    public ImageFramePacket At(Timestamp timestamp)
+    {
+      return At<ImageFramePacket>(timestamp);
+    }
+
+    public override ImageFrame Get()
+    {
+      UnsafeNativeMethods.mp_Packet__GetImageFrame(mpPtr, out var imageFramePtr).Assert();
+
+      GC.KeepAlive(this);
+      return new ImageFrame(imageFramePtr, false);
+    }
+
+    public override StatusOr<ImageFrame> Consume()
+    {
+      UnsafeNativeMethods.mp_Packet__ConsumeImageFrame(mpPtr, out var statusOrImageFramePtr).Assert();
+
+      GC.KeepAlive(this);
+      return new StatusOrImageFrame(statusOrImageFramePtr);
+    }
+
+    public override Status ValidateAsType()
+    {
+      UnsafeNativeMethods.mp_Packet__ValidateAsImageFrame(mpPtr, out var statusPtr).Assert();
+
+      GC.KeepAlive(this);
+      return new Status(statusPtr);
+    }
+  }
+}