/**
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MIT License
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Copyright (c) 2018 NVIDIA CORPORATION. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*
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*/
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#ifndef _CALIBRATOR_H_
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#define _CALIBRATOR_H_
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#include "NvInfer.h"
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#include "ds_image.h"
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#include "trt_utils.h"
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class Int8EntropyCalibrator : public nvinfer1::IInt8EntropyCalibrator2
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{
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public:
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Int8EntropyCalibrator(const uint32_t& batchSize, const std::string& calibImages,
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const std::string& calibImagesPath, const std::string& calibTableFilePath,
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const uint64_t& inputSize, const uint32_t& inputH, const uint32_t& inputW,
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const std::string& inputBlobName,const std::string &s_net_type_);
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virtual ~Int8EntropyCalibrator();
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int getBatchSize() const override { return m_BatchSize; }
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bool getBatch(void* bindings[], const char* names[], int nbBindings) override;
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const void* readCalibrationCache(size_t& length) override;
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void writeCalibrationCache(const void* cache, size_t length) override;
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private:
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const uint32_t m_BatchSize;
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const uint32_t m_InputH;
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const uint32_t m_InputW;
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const uint64_t m_InputSize;
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const uint64_t m_InputCount;
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const std::string m_InputBlobName;
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const std::string _s_net_type;
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const std::string m_CalibTableFilePath{nullptr};
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uint32_t m_ImageIndex;
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bool m_ReadCache{true};
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void* m_DeviceInput{nullptr};
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std::vector<std::string> m_ImageList;
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std::vector<char> m_CalibrationCache;
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};
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#endif
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