#include "VehiclePlate.h"
#include <cuda_runtime.h>
//static string type[69] = { "京", "沪", "津", "渝", "冀", "晋", "蒙", "辽", "吉", "黑", "苏", "浙", "皖", "闽", "赣", "鲁", "豫", "鄂", "湘", "粤", "桂", "琼", "川", "贵", "云", "藏", "陕", "甘", "青", "宁", "新", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F", "G", "H", "J", "K", "L", "M", "N", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", "警", "学", "使", "澳" };

int VehiclePlateDetectRecog_Init(void *&handle, int gpuid)
{
	vpd_param param;
    param.gpuid = gpuid;
    param.mode = DEVICE_GPU;
    param.thresld = 0.3;
    param.process_w = 320;
	param.process_h = 320;
	param.engine = ENGINE_TENSORRT;
	param.max_batch = 20;
	param.serialize_file = "./serialize_file/VPD";
	vpr_param rparam;
    rparam.gpuid =gpuid;
    rparam.mode = DEVICE_GPU;
	param.engine = ENGINE_TENSORRT;
	param.max_batch = 20;
	param.serialize_file = "./serialize_file/VPR";

    int ret = vpdr_init(&handle, param, rparam);


	if (ret != 0)
	{
		cout << "Init platedr Failed!" << endl;
		return FAILED;
	}
        

	return SUCCESS;
}

#include <fstream>
int VehiclePlateDetectRecog_Process(void * handle,  sy_img * batch_img, int batchsize, vplate_result *&result)
{
	/*初始化结果结构体*/
	vplates_result * all_result = new vplates_result[batchsize] {};
	for (int i = 0; i<batchsize; i++)
	{
		for (int j = 0; j < MAXPLATECOUNT; j++)
		{
			memset(&all_result[i].vehicle_plate_infos[j].rect, -1, sizeof(sy_rect));
		}
	}
  std::vector<unsigned char *> gpu_data;
	for (int i = 0; i < batchsize; i++)
	{
		if (batch_img[i].data_ == NULL)
		{
			cout << i << " data null" << endl;
		}
		unsigned char * data_ = (unsigned char *)malloc(batch_img[i].w_ *batch_img[i].h_ * batch_img[i].c_ * sizeof(unsigned char));
		cudaMemcpy(data_, batch_img[i].data_, batch_img[i].w_ *batch_img[i].h_ * batch_img[i].c_ * sizeof(unsigned char), cudaMemcpyDeviceToHost);
    gpu_data.push_back(batch_img[i].data_);
		batch_img[i].data_ = data_;
	}

	//cout << "begin vpdr_batch" << endl;
	int index_count = vpdr_batch(handle, batch_img, batchsize, all_result);
	//cout << "end vpdr_batch" << endl;

	for (int b = 0; b < batchsize; b++)
	{ 
		double max_score = 0.0;
		int best_index = 0;
		for (int j = 0; j < MAXPLATECOUNT; j++)
		{
			if (all_result[b].vehicle_plate_infos[j].rect.left_ == -1)
			{
				continue;
			}

			if (all_result[b].vehicle_plate_infos[j].detect_score > max_score)
			{
				max_score = all_result[b].vehicle_plate_infos[j].detect_score;
				best_index = j;
			}
		}
		/*{
			result[b].detect_score = all_result[b][best_index].detect_score;
			result[b].num_score = all_result[b][best_index].num_score;
			result[b].rect.left_ = all_result[b][best_index].rect.left_;
			result[b].rect.height_ = all_result[b][best_index].rect.height_;
			result[b].rect.top_ = all_result[b][best_index].rect.top_;
			result[b].rect.width_ = all_result[b][best_index].rect.width_;
			result[b].type = all_result[b][best_index].type;

		}
*/


		memcpy(&result[b], &all_result[b].vehicle_plate_infos[best_index], sizeof(vplate_result));
	}


	//for (int i = 0; i<batchsize; i++)
	//{
	//	if (all_result[i] != NULL)
	//		delete[] all_result[i];
	//}
	for (int i = 0; i < batchsize; i++)
	{
		free(batch_img[i].data_);
    batch_img[i].data_ = gpu_data[i];
	}
	if (all_result != NULL)
		delete [] all_result;

	return SUCCESS;
}

int VehiclePlateDetectRecog_Release(void *& handle)
{
	if (handle)
	vpdr_release(&handle);
	return SUCCESS;
}