vsifilescene.hpp

// This file is part of slideio project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://slideio.com/license.html.
#pragma once
#include "vsifile.hpp"
#include "vsiscene.hpp"
#include "slideio/drivers/vsi/vsi_api_def.hpp"
#include "slideio/imagetools/tiffkeeper.hpp"
 
 
#if defined(_MSC_VER)
#pragma warning( push )
#pragma warning(disable: 4251)
#endif
 
namespace slideio
{
    namespace vsi
    {
        class SLIDEIO_VSI_EXPORTS VsiFileScene : public VSIScene
        {
        public:
            VsiFileScene(const std::string& filePath, std::shared_ptr<VSIFile>& vsiFile, int directoryIndex);
        public:
            void readResampledBlockChannels(const cv::Rect& blockRect, const cv::Size& blockSize,
                                            const std::vector<int>& channelIndices, cv::OutputArray output) override;
            int getTileCount(void* userData) override;
            bool getTileRect(int tileIndex, cv::Rect& tileRect, void* userData) override;
            bool readTile(int tileIndex, const std::vector<int>& channelIndices, cv::OutputArray tileRaster,
                          void* userData) override;
        protected:
            void init();
        protected:
            int m_directoryIndex;
            TIFFKeeper m_tiff;
        };
    }
 
}
 
#if defined(_MSC_VER)
#pragma warning( pop )
#endif