--- a/Core/Compression/ZlibCompressor.h	Mon Aug 10 14:18:24 2015 +0200
+++ b/Core/Compression/ZlibCompressor.h	Mon Aug 10 14:52:10 2015 +0200
@@ -32,41 +32,16 @@
 
 #pragma once
 
-#include "BufferCompressor.h"
+#include "DeflateBaseCompressor.h"
 
 namespace Orthanc
 {
-  class ZlibCompressor : public BufferCompressor
+  class ZlibCompressor : public DeflateBaseCompressor
   {
-  private:
-    uint8_t compressionLevel_;
-    bool    prefixWithUncompressedSize_;
-
   public:
-    using BufferCompressor::Compress;
-    using BufferCompressor::Uncompress;
-
-    ZlibCompressor() : 
-      compressionLevel_(6),
-      prefixWithUncompressedSize_(true)
+    ZlibCompressor()
     {
-    }
-
-    void SetCompressionLevel(uint8_t level);
-    
-    void SetPrefixWithUncompressedSize(bool prefix)
-    {
-      prefixWithUncompressedSize_ = prefix;
-    }
-
-    bool HasPrefixWithUncompressedSize() const
-    {
-      return prefixWithUncompressedSize_;
-    }
-
-    uint8_t GetCompressionLevel() const
-    {
-      return compressionLevel_;
+      SetPrefixWithUncompressedSize(true);
     }
 
     virtual void Compress(std::string& compressed,