Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Mods.Common/AudioLoaders/WavLoader.cs

@@ -0,0 +1,75 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using System.IO;
+using OpenRA.Mods.Common.FileFormats;
+
+namespace OpenRA.Mods.Common.AudioLoaders
+{
+	public class WavLoader : ISoundLoader
+	{
+		static bool IsWave(Stream s)
+		{
+			var start = s.Position;
+			var type = s.ReadASCII(4);
+			s.Position += 4;
+			var format = s.ReadASCII(4);
+			s.Position = start;
+
+			return type == "RIFF" && format == "WAVE";
+		}
+
+		bool ISoundLoader.TryParseSound(Stream stream, out ISoundFormat sound)
+		{
+			try
+			{
+				if (IsWave(stream))
+				{
+					sound = new WavFormat(stream);
+					return true;
+				}
+			}
+			catch
+			{
+				// Not a (supported) WAV
+			}
+
+			sound = null;
+			return false;
+		}
+	}
+
+	public sealed class WavFormat : ISoundFormat
+	{
+		public int Channels => channels;
+		public int SampleBits => sampleBits;
+		public int SampleRate => sampleRate;
+		public float LengthInSeconds => lengthInSeconds;
+		public Stream GetPCMInputStream() { return wavStreamFactory(); }
+		public void Dispose() { sourceStream.Dispose(); }
+
+		readonly Stream sourceStream;
+		readonly Func<Stream> wavStreamFactory;
+		readonly short channels;
+		readonly int sampleBits;
+		readonly int sampleRate;
+		readonly float lengthInSeconds;
+
+		public WavFormat(Stream stream)
+		{
+			sourceStream = stream;
+
+			if (!WavReader.LoadSound(stream, out wavStreamFactory, out channels, out sampleBits, out sampleRate, out lengthInSeconds))
+				throw new InvalidDataException();
+		}
+	}
+}