--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Outputs/HierarchicalTiffWriter.h	Sat Oct 22 21:48:33 2016 +0200
@@ -0,0 +1,86 @@
+/**
+ * Orthanc - A Lightweight, RESTful DICOM Store
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * 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
+ * Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include "PyramidWriterBase.h"
+
+#include <tiff.h>
+#include <tiffio.h>
+#include <deque>
+#include <vector>
+#include <boost/thread.hpp>
+
+namespace OrthancWSI
+{
+  class HierarchicalTiffWriter : public PyramidWriterBase
+  {
+  private:
+    class PendingTile;
+    struct Comparator;
+
+    TIFF* tiff_;
+
+    boost::mutex              mutex_;
+    std::deque<PendingTile*>  pending_;
+    std::vector<Level>        levels_;
+    unsigned int              currentLevel_;
+    unsigned int              nextX_;
+    unsigned int              nextY_;
+    bool                      isFirst_;
+ 
+    void Close()
+    {
+      TIFFClose(tiff_);
+    }
+
+    void StoreTile(const std::string& tile,
+                   unsigned int tileX,
+                   unsigned int tileY);
+
+    void ConfigureLevel(const Level& level,
+                        bool createLevel);
+
+    void AdvanceToNextTile();
+
+    void ScanPending();
+
+
+  protected:
+    virtual void WriteRawTileInternal(const std::string& tile,
+                                      const Level& level,
+                                      unsigned int tileX,
+                                      unsigned int tileY);
+        
+    virtual void AddLevelInternal(const Level& level);
+
+
+  public:
+    HierarchicalTiffWriter(const std::string& path,
+                           Orthanc::PixelFormat pixelFormat, 
+                           ImageCompression compression,
+                           unsigned int tileWidth,
+                           unsigned int tileHeight);
+
+    virtual ~HierarchicalTiffWriter();
+
+    virtual void Flush();
+  };
+}