--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/Orthanc/Core/Images/ImageAccessor.h	Fri Mar 23 11:04:03 2018 +0100
@@ -0,0 +1,152 @@
+/**
+ * Orthanc - A Lightweight, RESTful DICOM Store
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2018 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it 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.
+ *
+ * In addition, as a special exception, the copyright holders of this
+ * program give permission to link the code of its release with the
+ * OpenSSL project's "OpenSSL" library (or with modified versions of it
+ * that use the same license as the "OpenSSL" library), and distribute
+ * the linked executables. You must obey the GNU General Public License
+ * in all respects for all of the code used other than "OpenSSL". If you
+ * modify file(s) with this exception, you may extend this exception to
+ * your version of the file(s), but you are not obligated to do so. If
+ * you do not wish to do so, delete this exception statement from your
+ * version. If you delete this exception statement from all source files
+ * in the program, then also delete it here.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include "../Enumerations.h"
+
+#include <string>
+#include <stdint.h>
+
+namespace Orthanc
+{
+  class ImageAccessor
+  {
+  private:
+    template <Orthanc::PixelFormat Format>
+    friend struct ImageTraits;
+    
+    bool readOnly_;
+    PixelFormat format_;
+    unsigned int width_;
+    unsigned int height_;
+    unsigned int pitch_;
+    uint8_t *buffer_;
+
+    template <typename T>
+    const T& GetPixelUnchecked(unsigned int x,
+                               unsigned int y) const
+    {
+      const uint8_t* row = reinterpret_cast<const uint8_t*>(buffer_) + y * pitch_;
+      return reinterpret_cast<const T*>(row) [x];
+    }
+
+
+    template <typename T>
+    T& GetPixelUnchecked(unsigned int x,
+                         unsigned int y)
+    {
+      uint8_t* row = reinterpret_cast<uint8_t*>(buffer_) + y * pitch_;
+      return reinterpret_cast<T*>(row) [x];
+    }
+
+  public:
+    ImageAccessor()
+    {
+      AssignEmpty(PixelFormat_Grayscale8);
+    }
+
+    virtual ~ImageAccessor()
+    {
+    }
+
+    bool IsReadOnly() const
+    {
+      return readOnly_;
+    }
+
+    PixelFormat GetFormat() const
+    {
+      return format_;
+    }
+
+    unsigned int GetBytesPerPixel() const
+    {
+      return ::Orthanc::GetBytesPerPixel(format_);
+    }
+
+    unsigned int GetWidth() const
+    {
+      return width_;
+    }
+
+    unsigned int GetHeight() const
+    {
+      return height_;
+    }
+
+    unsigned int GetPitch() const
+    {
+      return pitch_;
+    }
+
+    unsigned int GetSize() const
+    {
+      return GetHeight() * GetPitch();
+    }
+
+    const void* GetConstBuffer() const
+    {
+      return buffer_;
+    }
+
+    void* GetBuffer() const;
+
+    const void* GetConstRow(unsigned int y) const;
+
+    void* GetRow(unsigned int y) const;
+
+    void AssignEmpty(PixelFormat format);
+
+    void AssignReadOnly(PixelFormat format,
+                        unsigned int width,
+                        unsigned int height,
+                        unsigned int pitch,
+                        const void *buffer);
+
+    void AssignWritable(PixelFormat format,
+                        unsigned int width,
+                        unsigned int height,
+                        unsigned int pitch,
+                        void *buffer);
+
+    void ToMatlabString(std::string& target) const; 
+
+    ImageAccessor GetRegion(unsigned int x,
+                            unsigned int y,
+                            unsigned int width,
+                            unsigned int height) const;
+
+    void SetFormat(PixelFormat format);
+  };
+}