--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Inputs/TiledPyramidStatistics.cpp	Sat Oct 22 21:48:33 2016 +0200
@@ -0,0 +1,73 @@
+/**
+ * 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/>.
+ **/
+
+
+#include "TiledPyramidStatistics.h"
+
+#include "../Orthanc/Core/Logging.h"
+
+
+namespace OrthancWSI
+{
+  TiledPyramidStatistics::TiledPyramidStatistics(ITiledPyramid& source) :
+    source_(source),
+    countRawAccesses_(0),
+    countDecodedTiles_(0)
+  {
+  }
+
+
+  TiledPyramidStatistics::~TiledPyramidStatistics()
+  {
+    LOG(WARNING) << "Closing the input image (" 
+                 << countRawAccesses_ << " raw accesses to the tiles, "
+                 << countDecodedTiles_ << " decoded tiles)";
+  }
+
+
+  bool TiledPyramidStatistics::ReadRawTile(std::string& tile,
+                                           unsigned int level,
+                                           unsigned int tileX,
+                                           unsigned int tileY)
+  {
+    if (source_.ReadRawTile(tile, level, tileX, tileY))
+    {
+      boost::mutex::scoped_lock lock(mutex_);
+      countRawAccesses_++;
+      return true;
+    }
+    else
+    {
+      return false;
+    }
+  }
+
+
+  Orthanc::ImageAccessor* TiledPyramidStatistics::DecodeTile(unsigned int level,
+                                                             unsigned int tileX,
+                                                             unsigned int tileY)
+  {
+    {
+      boost::mutex::scoped_lock lock(mutex_);
+      countDecodedTiles_++;
+    }
+
+    return source_.DecodeTile(level, tileX, tileY);
+  }
+}