Mercurial > hg > orthanc-wsi
diff Framework/Algorithms/PyramidReader.h @ 0:4a7a53257c7d
initial commit
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Sat, 22 Oct 2016 21:48:33 +0200 |
parents | |
children | 91fc9583b2de |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Algorithms/PyramidReader.h Sat Oct 22 21:48:33 2016 +0200 @@ -0,0 +1,96 @@ +/** + * 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 "../Inputs/ITiledPyramid.h" +#include "../DicomizerParameters.h" + +#include <map> +#include <memory> + +namespace OrthancWSI +{ + // This class is not thread-safe + class PyramidReader : public boost::noncopyable + { + private: + class SourceTile; + + typedef std::pair<unsigned int, unsigned int> Location; + typedef std::map<Location, SourceTile*> Cache; + + ITiledPyramid& source_; + unsigned int level_; + unsigned int levelWidth_; + unsigned int levelHeight_; + unsigned int sourceTileWidth_; + unsigned int sourceTileHeight_; + unsigned int targetTileWidth_; + unsigned int targetTileHeight_; + const DicomizerParameters& parameters_; + + Cache cache_; + + std::auto_ptr<Orthanc::ImageAccessor> outside_; + + + Orthanc::ImageAccessor& GetOutsideTile(); + + void CheckTileSize(const Orthanc::ImageAccessor& tile) const; + + void CheckTileSize(const std::string& tile) const; + + SourceTile& AccessSourceTile(const Location& location); + + Location MapTargetToSourceLocation(unsigned int tileX, + unsigned int tileY); + + public: + PyramidReader(ITiledPyramid& source, + unsigned int level, + unsigned int targetTileWidth, + unsigned int targetTileHeight, + const DicomizerParameters& parameters); + + ~PyramidReader(); + + const DicomizerParameters& GetParameters() const + { + return parameters_; + } + + ImageCompression GetImageCompression() const + { + return source_.GetImageCompression(); + } + + Orthanc::PixelFormat GetPixelFormat() const + { + return source_.GetPixelFormat(); + } + + const std::string* GetRawTile(unsigned int tileX, + unsigned int tileY); + + Orthanc::ImageAccessor GetDecodedTile(unsigned int tileX, + unsigned int tileY); + }; +}