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diff --git a/libs/assimp/contrib/Open3DGC/o3dgcDynamicVectorDecoder.h b/libs/assimp/contrib/Open3DGC/o3dgcDynamicVectorDecoder.h
new file mode 100644
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+++ b/libs/assimp/contrib/Open3DGC/o3dgcDynamicVectorDecoder.h
@@ -0,0 +1,76 @@
+/*
+Copyright (c) 2013 Khaled Mammou - Advanced Micro Devices, Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#pragma once
+#ifndef O3DGC_DYNAMIC_VECTOR_DECODER_H
+#define O3DGC_DYNAMIC_VECTOR_DECODER_H
+
+#include "o3dgcCommon.h"
+#include "o3dgcBinaryStream.h"
+#include "o3dgcDVEncodeParams.h"
+#include "o3dgcDynamicVector.h"
+
+namespace o3dgc
+{
+    //! 
+    class DynamicVectorDecoder
+    {
+    public:    
+        //! Constructor.
+                                    DynamicVectorDecoder(void);
+        //! Destructor.
+                                    ~DynamicVectorDecoder(void);
+        //! 
+        //!
+        O3DGCErrorCode              DecodeHeader(DynamicVector & dynamicVector,
+                                                 const BinaryStream & bstream);
+        //!                         
+        O3DGCErrorCode              DecodePlayload(DynamicVector & dynamicVector, 
+                                                   const BinaryStream & bstream);
+
+        O3DGCStreamType             GetStreamType() const { return m_streamType; }
+        void                        SetStreamType(O3DGCStreamType streamType) { m_streamType = streamType; }
+        unsigned long               GetIterator() const { return m_iterator;}
+        O3DGCErrorCode              SetIterator(unsigned long iterator) { m_iterator = iterator; return O3DGC_OK; }
+
+        private:
+        O3DGCErrorCode              IQuantize(Real * const floatArray, 
+                                              unsigned long numFloatArray,
+                                              unsigned long dimFloatArray,
+                                              unsigned long stride,
+                                              const Real * const minFloatArray,
+                                              const Real * const maxFloatArray,
+                                              unsigned long nQBits);
+
+        unsigned long               m_streamSize;
+        unsigned long               m_maxNumVectors;
+        unsigned long               m_numVectors;
+        unsigned long               m_dimVectors;
+        unsigned long               m_iterator;
+        long *                      m_quantVectors;
+        DVEncodeParams              m_params;
+        O3DGCStreamType             m_streamType;
+    };
+}
+#endif // O3DGC_DYNAMIC_VECTOR_DECODER_H
+