diff --git a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/File.cs b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/File.cs
index c4684ade..e09314a5 100644
--- a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/File.cs
+++ b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/File.cs
@@ -156,7 +156,7 @@ namespace UniversalEditor.ObjectModels.FileSystem
 
 		public byte[] GetData(long offset, long length)
 		{
-			if (mvarSource != null) return mvarSource.GetData(offset, length);
+			if (mvarSource != null) return mvarSource.GetDataInternal(offset, length);
 
 			Console.WriteLine("DataRequest: " + mvarName + ": No source associated with this file");
 			return new byte[length];
@@ -380,7 +380,7 @@ namespace UniversalEditor.ObjectModels.FileSystem
 
 			for (long i = 0; i < blockCount; i++)
 			{
-				byte[] data = mvarSource.GetData(offset, blockSize);
+				byte[] data = mvarSource.GetDataInternal(offset, blockSize);
 				offset += blockSize;
 
 				bw.WriteBytes(data);
diff --git a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSource.cs b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSource.cs
index d7c988a8..2a5f2029 100644
--- a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSource.cs
+++ b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSource.cs
@@ -31,8 +31,20 @@ namespace UniversalEditor.ObjectModels.FileSystem
 		public FileSourceTransformation.FileSourceTransformationCollection Transformations { get { return mvarTransformations; } }
 
 		public byte[] GetData() { return GetData(0, GetLength()); }
+		public byte[] GetData(long offset, long length)
+		{
+			byte[] data = GetDataInternal(offset, length);
+			System.IO.MemoryStream msInput = new System.IO.MemoryStream(data);
+			for (int i = 0; i < Transformations.Count; i++)
+			{
+				System.IO.MemoryStream msOutput = new System.IO.MemoryStream();
+				Transformations[i].Function(this, msInput, msOutput);
+				msInput = msOutput;
+			}
+			return msInput.ToArray();
+		}
 
-		public abstract byte[] GetData(long offset, long length);
+		public abstract byte[] GetDataInternal(long offset, long length);
 		public abstract long GetLength();
 	}
 }
diff --git a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/AccessorFileSource.cs b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/AccessorFileSource.cs
index b3948cac..57d419ce 100644
--- a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/AccessorFileSource.cs
+++ b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/AccessorFileSource.cs
@@ -34,7 +34,7 @@ namespace UniversalEditor.ObjectModels.FileSystem.FileSources
 			mvarAccessor = accessor;
 		}
 
-		public override byte[] GetData(long offset, long length)
+		public override byte[] GetDataInternal(long offset, long length)
 		{
 			mvarAccessor.Seek(offset, IO.SeekOrigin.Begin);
 			byte[] data = mvarAccessor.Reader.ReadBytes(length);
diff --git a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/CompressedEmbeddedFileSource.cs b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/CompressedEmbeddedFileSource.cs
index 413e2a0d..e602d376 100644
--- a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/CompressedEmbeddedFileSource.cs
+++ b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/CompressedEmbeddedFileSource.cs
@@ -36,7 +36,7 @@ namespace UniversalEditor.ObjectModels.FileSystem.FileSources
 		public long DecompressedLength { get; private set; }
 		public long CompressedLength { get; private set; }
 
-		public override byte[] GetData(long offset, long length)
+		public override byte[] GetDataInternal(long offset, long length)
 		{
 			Reader.Seek(Offset, SeekOrigin.Begin);
 			byte[] sourceData = Reader.ReadBytes(DecompressedLength);
diff --git a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/EmbeddedFileSource.cs b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/EmbeddedFileSource.cs
index 8c391699..1c07db58 100644
--- a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/EmbeddedFileSource.cs
+++ b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/EmbeddedFileSource.cs
@@ -39,7 +39,7 @@ namespace UniversalEditor.ObjectModels.FileSystem.FileSources
 		private long mvarLength = 0;
 		public long Length { get { return mvarLength; } set { mvarLength = value; } }
 
-		public override byte[] GetData(long offset, long length)
+		public override byte[] GetDataInternal(long offset, long length)
 		{
 			mvarReader.Seek(mvarOffset, SeekOrigin.Begin);
 			byte[] sourceData = mvarReader.ReadBytes(mvarLength);
diff --git a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/MemoryFileSource.cs b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/MemoryFileSource.cs
index a7c6a8f2..9fb40c30 100644
--- a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/MemoryFileSource.cs
+++ b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/MemoryFileSource.cs
@@ -36,7 +36,7 @@ namespace UniversalEditor.ObjectModels.FileSystem.FileSources
 			mvarData = data;
 		}
 
-		public override byte[] GetData(long offset, long length)
+		public override byte[] GetDataInternal(long offset, long length)
 		{
 			long realLength = Math.Min(length, mvarData.Length);
 			byte[] data = new byte[realLength];
diff --git a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/PhysicalFileSource.cs b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/PhysicalFileSource.cs
index 322c9dc5..ce1f71b1 100644
--- a/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/PhysicalFileSource.cs
+++ b/Libraries/UniversalEditor.Essential/ObjectModels/FileSystem/FileSources/PhysicalFileSource.cs
@@ -31,7 +31,7 @@ namespace UniversalEditor.ObjectModels.FileSystem.FileSources
 		private string mvarFileName = String.Empty;
 		public string FileName { get { return mvarFileName; } set { mvarFileName = value; } }
 
-		public override byte[] GetData(long offset, long length)
+		public override byte[] GetDataInternal(long offset, long length)
 		{
 			byte[] sourceData = System.IO.File.ReadAllBytes(mvarFileName);
 			long realLength = Math.Min(length, sourceData.Length);
diff --git a/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/CHD/CHDHunkFileSource.cs b/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/CHD/CHDHunkFileSource.cs
index b6cee3e6..ffc3b6a6 100644
--- a/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/CHD/CHDHunkFileSource.cs
+++ b/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/CHD/CHDHunkFileSource.cs
@@ -45,7 +45,7 @@ namespace UniversalEditor.DataFormats.FileSystem.CHD
 			HunkSize = hunkSize;
 		}
 
-		public override byte[] GetData(long offset, long length)
+		public override byte[] GetDataInternal(long offset, long length)
 		{
 			return ReadHunk(Reader, HunkId, offset, length);
 		}
diff --git a/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/HostileWaters/MBXFileSource.cs b/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/HostileWaters/MBXFileSource.cs
index d2a9bfe3..716b7f7c 100644
--- a/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/HostileWaters/MBXFileSource.cs
+++ b/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/HostileWaters/MBXFileSource.cs
@@ -36,7 +36,7 @@ namespace UniversalEditor.DataFormats.FileSystem.HostileWaters
 
 		private Reader mbxReader = null;
 
-		public override byte[] GetData(long offset, long length)
+		public override byte[] GetDataInternal(long offset, long length)
 		{
 			if (mbxReader == null)
 			{