ComputationalGraphCTCLoss.h

#pragma once
 
#if _MSC_VER >= 1900 && defined(_M_X64)
 
#include "ComputationalGraph.h"
#include "BackendCTCLoss.h"
#include "BackendSoftmax.h"
#include "DefinitionsAI.h"
 
namespace FLImaging
{
    namespace AI
    {
 
        template <typename T>
        class FL_EXPORT CComputationalGraphCTCLoss : public CComputationalGraph<T>
        {
        protected:
            CComputationalGraphCTCLoss();
            CComputationalGraphCTCLoss(const CComputationalGraphCTCLoss<T>& cg);
 
        public:
            CComputationalGraphCTCLoss(const CComputationalBase<T>& cbOperand, const CComputationalBase<T>& tsrTarget, bool bZeroInfinity = false, EReductionType eReductionType = EReductionType_Mean, int64_t i64BlankLabel = 0);
            virtual ~CComputationalGraphCTCLoss();
 
            virtual CTensor<T>& Forward() override;
            virtual CTensor<T>* Backward() override;
            virtual CComputationalBase<T>* Clone() const override;
 
            virtual const std::vector<int64_t>& GetEstimatedShape(bool bRecursive = true) const override;
            virtual const CResult PrintNodeParamInfo() const override;
 
            virtual const CResult GetBinaryData(Base::CFLData& fldBinary, bool bSuperClass = false, int32_t i32Version = -1, bool bDumpMode = false) const override;
            virtual const CResult GetBinaryData(Base::CFLData* pFldBinary, bool bSuperClass = false, int32_t i32Version = -1, bool bDumpMode = false) const override;
            virtual const CResult SetBinaryData(const Base::CFLData& fldBinary, int64_t* pI64Offset = nullptr) override;
            virtual const CResult SetBinaryData(const Base::CFLData* pFldBinary, int64_t* pI64Offset = nullptr) override;
 
            virtual int64_t GetRequiredDedicatedMemory(bool bTraining = false, bool bRecursively = true, int64_t i64BatchSize = 1) const override;
            virtual int64_t GetRequiredTemporaryMemory(bool bTraining = false, bool bRecursively = true, int64_t i64BatchSize = 1, int64_t i64MemoryIndex = 0) const override;
 
 
            DeclareGetClassType();
            SupportToDuplicateObjectWithoutCreateNewObject(CComputationalGraphCTCLoss, *this);
 
        protected:
            EReductionType m_eReductionType;
            int64_t m_i64BlankLabel;
            bool m_bZeroInfinity;
 
            CTensor<T>* m_pTsrForwardProbablility;
            CTensor<T>* m_pTsrBatchLoss;
            CTensor<T>* m_pTsrLogSoftmax;
 
            CBackendCTCLoss<T> m_backendCTCLoss;
            CBackendSoftmax<T> m_backendSoftMax;
 
        public:
            DeclareGetSignletonObject(CComputationalGraphCTCLoss);
        };
 
        #define CCGFCTCLoss(...) (*(new CComputationalGraphCTCLoss<float>(__VA_ARGS__)))
        #define CCGDCTCLoss(...) (*(new CComputationalGraphCTCLoss<double>(__VA_ARGS__)))
 
        #define CCGTCTCLoss(T, ...) (*(new CComputationalGraphCTCLoss<T>(__VA_ARGS__)))
    }
}
 
#endif