From d39742905eb19edf626d33db4e6febea8eb7620f Mon Sep 17 00:00:00 2001
From: Junrou Nishida <homuler@users.noreply.github.com>
Date: Sun, 28 Jan 2024 15:29:26 +0900
Subject: [PATCH] feat: implement Packet<T>.At (#1136)

---
 .../Runtime/Scripts/Framework/Packet.cs                | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Framework/Packet.cs b/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Framework/Packet.cs
index a0c1a7a0f..8b9ae2f28 100644
--- a/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Framework/Packet.cs
+++ b/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Framework/Packet.cs
@@ -399,6 +399,16 @@ protected override void DeleteMpPtr()
       UnsafeNativeMethods.mp_Packet__delete(ptr);
     }
 
+    public Packet<TValue> At(Timestamp timestamp)
+    {
+      UnsafeNativeMethods.mp_Packet__At__Rt(mpPtr, timestamp.mpPtr, out var packetPtr).Assert();
+      GC.KeepAlive(this);
+      GC.KeepAlive(timestamp);
+
+      Dispose();
+      return new Packet<TValue>(packetPtr, true);
+    }
+
     public long TimestampMicroseconds()
     {
       var value = SafeNativeMethods.mp_Packet__TimestampMicroseconds(mpPtr);