Mercurial > hg > orthanc-wsi
diff Framework/Outputs/PyramidWriterBase.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 | ff0ef01c332c |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Outputs/PyramidWriterBase.h Sat Oct 22 21:48:33 2016 +0200 @@ -0,0 +1,124 @@ +/** + * 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 "IPyramidWriter.h" + +#include <boost/thread.hpp> + +namespace OrthancWSI +{ + class PyramidWriterBase : public IPyramidWriter + { + protected: + struct Level + { + unsigned int z_; + unsigned int width_; + unsigned int height_; + unsigned int countTilesX_; + unsigned int countTilesY_; + }; + + // WARNING: The following method can be called from multiple + // threads, locking must be implemented in derived classes. + virtual void WriteRawTileInternal(const std::string& tile, + const Level& level, + unsigned int tileX, + unsigned int tileY) = 0; + + // This function is invoked before any call to WriteRawTileInternal() + virtual void AddLevelInternal(const Level& level) = 0; + + private: + boost::mutex mutex_; // This mutex protects access to the levels + Orthanc::PixelFormat pixelFormat_; + ImageCompression compression_; + unsigned int tileWidth_; + unsigned int tileHeight_; + uint8_t jpegQuality_; + std::vector<Level> levels_; + bool first_; + + Level GetLevel(unsigned int level) const; + + public: + PyramidWriterBase(Orthanc::PixelFormat pixelFormat, + ImageCompression compression, + unsigned int tileWidth, + unsigned int tileHeight); + + uint8_t GetJpegQuality() const + { + return jpegQuality_; + } + + void SetJpegQuality(int quality); + + virtual void AddLevel(unsigned int width, + unsigned int height); + + virtual unsigned int GetTileWidth() const + { + return tileWidth_; + } + + virtual unsigned int GetTileHeight() const + { + return tileHeight_; + } + + virtual unsigned int GetCountTilesX(unsigned int level) const + { + return GetLevel(level).countTilesX_; + } + + virtual unsigned int GetCountTilesY(unsigned int level) const + { + return GetLevel(level).countTilesY_; + } + + virtual unsigned int GetLevelCount() const; + + ImageCompression GetImageCompression() const + { + return compression_; + } + + virtual void WriteRawTile(const std::string& tile, + ImageCompression compression, + unsigned int z, + unsigned int tileX, + unsigned int tileY); + + virtual void EncodeTile(const Orthanc::ImageAccessor& tile, + unsigned int z, + unsigned int tileX, + unsigned int tileY); + + virtual Orthanc::PixelFormat GetPixelFormat() const + { + return pixelFormat_; + } + + virtual void Flush() = 0; + }; +}