Add a generic video player widget.

OpenRA.Game/Graphics/Video.cs

@@ -0,0 +1,37 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
+ * 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 OpenRA.FileSystem;
+using OpenRA.Primitives;
+
+namespace OpenRA.Video
+{
+	public interface IVideo
+	{
+		ushort Frames { get; }
+		byte Framerate { get; }
+		ushort Width { get; }
+		ushort Height { get; }
+		uint[,] FrameData { get; }
+
+		int CurrentFrame { get; }
+		void AdvanceFrame();
+
+		bool HasAudio { get; }
+		byte[] AudioData { get; }
+		int AudioChannels { get; }
+		int SampleBits { get; }
+		int SampleRate { get; }
+
+		void Reset();
+	}
+}