TuttleOFX/libraries/tuttle/src/tuttle/host/OutputBufferWrapper.hpp

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#ifndef _TUTTLE_HOST_OUTPUTBUFFERWRAPPER_HPP_
#define _TUTTLE_HOST_OUTPUTBUFFERWRAPPER_HPP_

#include "INode.hpp"
#include <tuttle/host/attribute/Param.hpp>
#include <tuttle/host/attribute/ClipImage.hpp>
#include <tuttle/host/attribute/ClipImage.hpp>
#include <tuttle/host/ofx/attribute/OfxhClipImageDescriptor.hpp>
#include <tuttle/host/graph/ProcessVertexData.hpp>
#include <tuttle/host/graph/ProcessVertexAtTimeData.hpp>

namespace tuttle {
namespace host {

class OutputBufferWrapper
{
private:
        INode* _node;

public:

        enum EBitDepth
        {
                eBitDepthCustom = -1, ///< some non standard bit depth
                eBitDepthNone = 0,    ///< bit depth that indicates no data is present
                eBitDepthUByte = 1,
                eBitDepthUShort = 2,
                eBitDepthFloat = 3
        };

        enum EPixelComponent
        {
                ePixelComponentNone,
                ePixelComponentRGBA,
                ePixelComponentRGB,
                ePixelComponentAlpha,
                ePixelComponentCustom ///< some non standard pixel type
        };

        enum EField
        {
                eFieldNone,  //< @brief unfielded image
                eFieldBoth,  //< @brief fielded image with both fields present
                eFieldLower, //< @brief only the spatially lower field is present
                eFieldUpper  //< @brief only the spatially upper field is present
        };

        typedef void* CustomDataPtr;
        typedef void (*CallbackOutputImagePtr)( OfxTime time, CustomDataPtr outputCustomData, void* rawdata, int width, int height, int rowSizeBytes, EBitDepth bitDepth, EPixelComponent components, EField field );
        typedef void (*CallbackDestroyCustomDataPtr)( CustomDataPtr outputCustomData );

        OutputBufferWrapper( INode& node )
        : _node(&node)
        {}
        OutputBufferWrapper()
        : _node(NULL)
        {}
        ~OutputBufferWrapper() {}

        INode& getNode() { return *_node; }

        void setCallback( CallbackOutputImagePtr callback, CustomDataPtr customData = NULL, CallbackDestroyCustomDataPtr destroyCustomData = NULL );
};

}
}

#endif