tilecomposer.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 "slideio/core/slideio_core_def.hpp"
#include <opencv2/core.hpp>
 
namespace slideio
{
    class SLIDEIO_CORE_EXPORTS Tiler
    {
    public:
        virtual ~Tiler() {}
        virtual int getTileCount(void* userData) = 0;
        virtual bool getTileRect(int tileIndex, cv::Rect& tileRect, void* userData) = 0;
        virtual bool readTile(int tileIndex, const std::vector<int>& channelIndices, cv::OutputArray tileRaster, void* userData) = 0;
        virtual void initializeBlock(const cv::Size& blockSize, const std::vector<int>& channelIndices, cv::OutputArray output) = 0;
    };
    class SLIDEIO_CORE_EXPORTS TileComposer
    {
    public:
        static void composeRect(Tiler* tiler, const std::vector<int>& channelIndices,
            const cv::Rect& blockRect, const cv::Size& blockSize, cv::OutputArray output, void* userData = nullptr);
    };
}