// SSD检测器

#ifndef __DETECTOR_SSD_H__
#define __DETECTOR_SSD_H__

#include <string>
#include <migraphx/program.hpp>
#include <opencv2/opencv.hpp>
#include <CommonDefinition.h>
#include <SSDDefinition.h>
#include "Decoder.h"

using namespace std;
using namespace cv;
using namespace migraphx;

namespace migraphxSamples
{

class DetectorSSD
{
public:
    DetectorSSD();
    
    ~DetectorSSD();

    ErrorCode Initialize(InitializationParameterOfDetector initializationParameterOfDetector);

    ErrorCode Detect(const cv::Mat &srcImage,std::vector<ResultOfDetection> &resultsOfDetection);

    ErrorCode Detect(DCU_Frame &srcImage, std::vector<ResultOfDetection> &resultsOfDetection);

    float* preprocess_Image = NULL;

private:
    ErrorCode DoCommonInitialization(InitializationParameterOfDetector initializationParameterOfDetector);
    void GetSSDParameter();
    void GetResult(const std::vector<std::vector<float>> &classification,const std::vector<std::vector<float>> &regression,std::vector<ResultOfDetection> &resultsOfDetection);

    // 添加4个新层:PermuteLayer,PriorBoxLayer,SoftmaxLayer,DetectionOutputLayer
    std::vector<float> PermuteLayer(const std::vector<float> &data,int width,int height,int channels);
    void PriorBoxLayer(int indexOfLayer,int* priorboxOutputData);
    void SoftmaxLayer(int softMaxWidth[],int* softMaxInputData[], int* softMaxOutputData);
    void DetectionOutputLayer(int* allLocPreds[], int* allPriorBoxes[],int* confScores, int* assistMemPool);

    void ComputeSoftMax(int* src, int size, int* dst);
    void QuickSort(int* src,int low, int high, QuickSortStack *stack,int maxNum);
    void NonMaxSuppression( int* proposals, int anchorsNum,int NMSThresh,int maxRoiNum);
    void Swap(int* src1, int* src2);
    void ComputeOverlap(int xMin1, int yMin1, int xMax1, int yMax1, int xMin2,int yMin2, int xMax2, int yMax2,  int* areaSum, int* areaInter);
    void CreateDetectionResults(std::vector<ResultOfDetection> &resultsOfDetection);

private:
    cv::FileStorage configurationFile;
    InitializationParameterOfDetector initializationParameter;
    FILE *logFile;
    
    // net
    migraphx::program net;
    cv::Size inputSize;
    string inputName;
    migraphx::shape inputShape;

    float scale;
    cv::Scalar meanValue;
    bool swapRB;
    bool crop;
    bool useInt8;
    bool useFP16;

    SSDParameter ssdParameter;
    migraphx::parameter_map ParameterMap;
};

}

#endif