Add ability to load dynamics resources and consequently images from external C# code

2026-07-27 13:13:29 -07:00 · 2023-05-21 18:45:58 -05:00
parent 22b4b39ebc
commit 2a7bc680c4
3 changed files with 60 additions and 11 deletions
@@ -0,0 +1,34 @@
+using Microsoft.Iris.Data;
+using System.Runtime.InteropServices;
+
+namespace Microsoft.Iris.OS;
+
+public class BytesResource : Resource
+{
+    private byte[] _bytes;
+    private string _identifier;
+    private GCHandle _handle;
+
+    public BytesResource(string uri, byte[] bytes, string identifier, bool forceSynchronous)
+      : base(uri, forceSynchronous)
+    {
+        _bytes = bytes;
+        _identifier = identifier;
+    }
+
+    public override string Identifier => _identifier;
+
+    protected override void StartAcquisition(bool forceSynchronous)
+    {
+        _handle = GCHandle.Alloc(_bytes, GCHandleType.Pinned);
+        NotifyAcquisitionComplete(_handle.AddrOfPinnedObject(), (uint)_bytes.Length, true, null);
+    }
+
+    protected override void CancelAcquisition()
+    {
+        if (!_handle.IsAllocated)
+            return;
+
+        _handle.Free();
+    }
+}