SobelGradient2dImgLvl1.h

// SobelGradient2dImgLvl1.h:
// ----------------------------
//

#ifndef __IPSDKIPLFILTERING_SOBELGRADIENT2DIMGLVL1_H__
#define __IPSDKIPLFILTERING_SOBELGRADIENT2DIMGLVL1_H__

#include <IPSDKIPL/IPSDKIPLFiltering/IPSDKIPLFilteringExports.h>
#include <IPSDKBaseProcessing/Processor/ProcessorHdrMacros.h>
#include <IPSDKImageProcessing/OutputInitializer/Image/ImageInitializerOperators.h>
#include <IPSDKImage/Fragment/BorderPolicy/2d/Border2dPolicyTypes.h>
#include <IPSDKBaseData/Pattern/Kernel/KernelTypes.h>

// Attributes headers
#include <IPSDKIPL/IPSDKIPLAttributes/Attribute/Enumerate/InOptSobelKernelType.h>
#include <IPSDKIPL/IPSDKIPLAttributes/Attribute/Image/Input/InImg.h>
#include <IPSDKIPL/IPSDKIPLAttributes/Attribute/Image/Output/Optional/OutOptGradXImg.h>
#include <IPSDKIPL/IPSDKIPLAttributes/Attribute/Image/Output/Optional/OutOptGradYImg.h>
#include <IPSDKIPL/IPSDKIPLAttributes/Attribute/Value/InOptNormalizeSobelKernel.h>

namespace ipsdk {
namespace imaproc {
namespace filter {


// declare processor class
IPSDK_DECLARE_LVL1_PROCESSOR(REP_ASYNC1, IPSDKIPLFiltering, SobelGradient2dImg,
                             ((ipsdk::processor::isSet(_pOutOptGradXImg) || ipsdk::processor::isSet(_pOutOptGradYImg)) &&
                              (ipsdk::processor::ifIsSet(_pOutOptGradXImg,
                                                    ipsdk::imaproc::matchSize(_pInImg, _pOutOptGradXImg))) &&
                              (ipsdk::processor::ifIsSet(_pOutOptGradYImg,
                                                    ipsdk::imaproc::matchSize(_pInImg, _pOutOptGradYImg)))),
                             (((ipsdk)(imaproc)(attr))(InImg))
                             (((ipsdk)(imaproc)(attr))(InOptSobelKernelType))
                             (((ipsdk)(imaproc)(attr))(InOptNormalizeSobelKernel))
                             (((ipsdk)(imaproc)(attr))(OutOptGradXImg)(promoteUnary)(_pInImg)(ipsdk::imaproc::ePromoteUnaryType::ePUT_UpperSigned))
                             (((ipsdk)(imaproc)(attr))(OutOptGradYImg)(promoteUnary)(_pInImg)(ipsdk::imaproc::ePromoteUnaryType::ePUT_UpperSigned)))

// methods
public:

protected:
    ipsdk::core::ExecResult preProcess();

    ipsdk::processor::RetrievalResult   retrieveXGradXDerivationProvider(const ipsdk::core::BasePriority& priority,
                                                                         ipsdk::core::ActionProviderPtr& pProvider);

    ipsdk::processor::RetrievalResult   retrieveXGradYSmoothingProvider(const ipsdk::core::BasePriority& priority,
                                                                        ipsdk::core::ActionProviderPtr& pProvider);

    ipsdk::processor::RetrievalResult   retrieveYGradXSmoothingProvider(const ipsdk::core::BasePriority& priority,
                                                                        ipsdk::core::ActionProviderPtr& pProvider);

    ipsdk::processor::RetrievalResult   retrieveYGradYDerivationProvider(const ipsdk::core::BasePriority& priority,
                                                                         ipsdk::core::ActionProviderPtr& pProvider);

    void                                clearIntermediateData();

// attributes
protected:
    KernelXYPtr                 _pXSmoothingKernel;
    KernelXYPtr                 _pYSmoothingKernel;
    KernelXYPtr                 _pXGradientKernel;
    KernelXYPtr                 _pYGradientKernel;

    // border policy used for convolution
    image::Border2dPolicyPtr    _pBorder2dPolicy;
};


} // end of namespace filter
} // end of namespace imaproc
} // end of namespace ipsdk

#endif // __IPSDKIPLFILTERING_SOBELGRADIENT2DIMGLVL1_H__