Merge pull request ppy#6530 from smoogipoo/attempt-fix-macos-crashes

Attempt to fix crashes when loading textures on macOS

Author: peppy

osu.Framework/Platform/Apple/Native/NSAutoreleasePool.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
+using JetBrains.Annotations;
 
 namespace osu.Framework.Platform.Apple.Native
 {
@@ -19,14 +20,9 @@ internal NSAutoreleasePool(IntPtr handle)
         private static readonly IntPtr sel_init = Selector.Get("init");
         private static readonly IntPtr sel_drain = Selector.Get("drain");
 
+        [MustDisposeResource]
         public static NSAutoreleasePool Init()
-        {
-            var pool = alloc();
-            Interop.SendIntPtr(pool.Handle, sel_init);
-            return pool;
-        }
-
-        private static NSAutoreleasePool alloc() => new NSAutoreleasePool(Interop.SendIntPtr(class_pointer, sel_alloc));
+            => new NSAutoreleasePool(Interop.SendIntPtr(Interop.SendIntPtr(class_pointer, sel_alloc), sel_init));
 
         public void Dispose()
         {

osu.Framework/Platform/MacOS/MacOSClipboard.cs

@@ -38,7 +38,7 @@ public override bool SetImage(Image image)
             using (NSAutoreleasePool.Init())
             {
                 var nsData = NSData.FromBytes(stream.ToArray());
-                using var nsImage = NSImage.LoadFromData(nsData);
+                using var nsImage = NSImage.InitWithData(nsData);
                 return setToPasteboard(nsImage.Handle);
             }
         }

osu.Framework/Platform/MacOS/MacOSTextureLoaderStore.cs

@@ -28,7 +28,7 @@ protected override unsafe Image<TPixel> ImageFromStream<TPixel>(Stream stream)
                 var bytesSpan = new Span<byte>(nativeData.MutableBytes, length);
                 stream.ReadExactly(bytesSpan);
 
-                using var nsImage = NSImage.LoadFromData(nativeData);
+                using var nsImage = NSImage.InitWithData(nativeData);
                 if (nsImage.Handle == IntPtr.Zero)
                     throw new ArgumentException($"{nameof(Image)} could not be created from {nameof(stream)}.");
 

osu.Framework/Platform/MacOS/Native/NSImage.cs

@@ -28,21 +28,13 @@ internal NSImage(IntPtr handle)
         internal NSData TiffRepresentation => new NSData(Interop.SendIntPtr(Handle, sel_tiff_representation));
 
         [MustDisposeResource]
-        internal static NSImage LoadFromData(NSData data)
-        {
-            var image = alloc();
-            Interop.SendIntPtr(image.Handle, sel_init_with_data, data);
-            return image;
-        }
-
-        internal void Release() => Interop.SendVoid(Handle, sel_release);
-
-        private static NSImage alloc() => new NSImage(Interop.SendIntPtr(class_pointer, sel_alloc));
+        internal static NSImage InitWithData(NSData data)
+            => new NSImage(Interop.SendIntPtr(Interop.SendIntPtr(class_pointer, sel_alloc), sel_init_with_data, data));
 
         public void Dispose()
         {
             if (Handle != IntPtr.Zero)
-                Release();
+                Interop.SendVoid(Handle, sel_release);
         }
     }
 }