OnnxRuntimeInferenceTool.h

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// Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
#ifndef OnnxRuntimeInferenceTool_H
#define OnnxRuntimeInferenceTool_H
 
#include "AsgTools/AsgTool.h"
#include "AthOnnxInterfaces/IOnnxRuntimeInferenceTool.h"
#include "AthOnnxInterfaces/IOnnxRuntimeSvc.h"
#include "AthOnnxInterfaces/IOnnxRuntimeSessionTool.h"
#include "AsgServices/ServiceHandle.h"
#include "AsgTools/ToolHandle.h"
 
namespace AthOnnx {
    // @class OnnxRuntimeInferenceTool
    // 
    // @brief Tool to create Onnx Runtime session with CPU backend
    //
    // @author Xiangyang Ju <xiangyang.ju@cern.ch>
    class OnnxRuntimeInferenceTool :  public asg::AsgTool, virtual public IOnnxRuntimeInferenceTool
    {
        ASG_TOOL_CLASS(OnnxRuntimeInferenceTool, IOnnxRuntimeInferenceTool)
        public:
        OnnxRuntimeInferenceTool( const std::string& name );
        virtual ~OnnxRuntimeInferenceTool() = default;
 
        virtual StatusCode initialize() override;
 
 
        virtual void setBatchSize(int64_t batchSize) override final;
        virtual int64_t getBatchSize(int64_t inputDataSize, int idx = 0) const override final;
 
        virtual StatusCode inference(std::vector<Ort::Value>& inputTensors, std::vector<Ort::Value>& outputTensors) const override final;
 
        virtual void printModelInfo() const override final;
 
        protected:
        OnnxRuntimeInferenceTool() = delete;
        OnnxRuntimeInferenceTool(const OnnxRuntimeInferenceTool&) = delete;
        OnnxRuntimeInferenceTool& operator=(const OnnxRuntimeInferenceTool&) = delete;
 
        private:
        StatusCode getNodeInfo();
 
        ServiceHandle<IOnnxRuntimeSvc> m_onnxRuntimeSvc{"AthOnnx::OnnxRuntimeSvc", "AthOnnx::OnnxRuntimeSvc"};
        ToolHandle<IOnnxRuntimeSessionTool> m_onnxSessionTool{
            this, "ORTSessionTool", 
            "AthOnnx::OnnxRuntimeSessionToolCPU"
        };        
        std::vector<std::string> m_inputNodeNames;
        std::vector<std::string> m_outputNodeNames;
    };
} // namespace AthOnnx
 
#endif