Add support for Kid P2T files, Broccoli Pak/GRP/MPEG and Leaf Video

Legacy/Broccoli/BroccoliMpeg.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using GameRes.Utility;
+
+namespace GameRes.Formats.Broccoli
+{
+    [Export(typeof(ArchiveFormat))]
+    public class MpegVideoOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "MPEG/BROCCOLI"; } }
+        public override string Description { get { return "Generic MPEG Video"; } }
+        public override uint     Signature { get { return 0xBA010000; } } 
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ArcFile TryOpen(ArcView file)
+        {
+            if (file.View.ReadUInt32(0) != 0xBA010000)
+                return null;
+
+            var entry = new Entry
+            {
+                Name = Path.GetFileNameWithoutExtension(file.Name) + ".mpg",
+                Type = "video",
+                Offset = 0,
+                // FIX: Added (uint) cast for size conversion
+                Size = (uint)file.MaxOffset 
+            };
+
+            return new ArcFile(file, this, new List<Entry> { entry });
+        }
+    }
+}