From 85cf1096fb1c2d18f06a3f87af648c7bc3dbb487 Mon Sep 17 00:00:00 2001
From: Konstantin <const@const.me>
Date: Fri, 3 Feb 2023 12:56:28 +0100
Subject: Minor, .NET wrapper

---
 WhisperNet/ExtensionMethods.cs | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

(limited to 'WhisperNet/ExtensionMethods.cs')

diff --git a/WhisperNet/ExtensionMethods.cs b/WhisperNet/ExtensionMethods.cs
index 73ca15c..1bb594b 100644
--- a/WhisperNet/ExtensionMethods.cs
+++ b/WhisperNet/ExtensionMethods.cs
@@ -1,4 +1,5 @@
-using System.Runtime.InteropServices;
+using System.Diagnostics;
+using System.Runtime.InteropServices;
 using Whisper.Internal;
 
 namespace Whisper
@@ -33,7 +34,7 @@ namespace Whisper
 		/// <summary>List capture devices</summary>
 		public static CaptureDeviceId[]? listCaptureDevices( this iMediaFoundation mf )
 		{
-			List<CaptureDeviceId>? list = null;
+			CaptureDeviceId[]? result = null;
 
 			pfnFoundCaptureDevices pfn = delegate ( int len, sCaptureDevice[]? arr, IntPtr pv )
 			{
@@ -41,10 +42,11 @@ namespace Whisper
 				{
 					if( len == 0 || arr == null )
 						return 1;
+					Debug.Assert( len == arr.Length );
 
-					list = new List<CaptureDeviceId>( len );
-					foreach( var i in arr )
-						list.Add( new CaptureDeviceId( i ) );
+					result = new CaptureDeviceId[ len ];
+					for( int i = 0; i < len; i++ )
+						result[ i ] = new CaptureDeviceId( arr[ i ] );
 					return 0;
 				}
 				catch( Exception ex )
@@ -56,7 +58,7 @@ namespace Whisper
 
 			mf.listCaptureDevices( pfn, IntPtr.Zero );
 
-			return list?.ToArray();
+			return result;
 		}
 
 		/// <summary>Open audio capture device</summary>
-- 
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