fast-reid/projects/FastRT/include/fastrt/calibrator.h

40 lines
1.1 KiB
C++

#ifndef ENTROPY_CALIBRATOR_H
#define ENTROPY_CALIBRATOR_H
#include "NvInfer.h"
#include <string>
#include <vector>
//! \class Int8EntropyCalibrator2
//!
//! \brief Implements Entropy calibrator 2.
//! CalibrationAlgoType is kENTROPY_CALIBRATION_2.
//!
class Int8EntropyCalibrator2 : public nvinfer1::IInt8EntropyCalibrator2
{
public:
Int8EntropyCalibrator2(int batchsize, int input_w, int input_h, const char* img_dir, const char* calib_table_name, const char* input_blob_name, bool read_cache = true);
virtual ~Int8EntropyCalibrator2();
int getBatchSize() const override;
bool getBatch(void* bindings[], const char* names[], int nbBindings) override;
const void* readCalibrationCache(size_t& length) override;
void writeCalibrationCache(const void* cache, size_t length) override;
private:
int batchsize_;
int input_w_;
int input_h_;
int img_idx_;
std::string img_dir_;
std::vector<std::string> img_files_;
size_t input_count_;
std::string calib_table_name_;
const char* input_blob_name_;
bool read_cache_;
void* device_input_;
std::vector<char> calib_cache_;
};
#endif // ENTROPY_CALIBRATOR_H