import os
import time,argparse
import cv2
import torch
import sys
sys.path.extend(['..' ])
from DMPRUtils.model.detector import DirectionalPointDetector
from pathlib import Path
from segutils.trtUtils import toONNX,ONNXtoTrt
from DMPRUtils.yolo_net import Model

def main(opt):

    pars={'depth_factor':32,'NUM_FEATURE_MAP_CHANNEL':6,'dmpr_thresh':0.3, 'dmprimg_size':640,
          'mWidth':640,'mHeight':640
         }
    
    ##以下参数目前不可改
    #DMPRweights = "weights/urbanManagement/DMPR/dp_detector_499.pth"
    
    DMPRweights = opt.weights.strip()
    DMPR_pthFile = Path(DMPRweights)
    inputShape =(1, 3, pars['mHeight'],pars['mWidth'])#(bs,channels,height,width)
    DMPR_onnxFile = str(DMPR_pthFile.with_suffix('.onnx'))
    DMPR_trtFile =  DMPR_onnxFile.replace('.onnx','.engine' )
    

    ##加载模型，准备好显示字符
    device = 'cuda:0'

    # DMPR model
    #DMPRmodel = DirectionalPointDetector(3, pars['depth_factor'], pars['NUM_FEATURE_MAP_CHANNEL']).to(device)
    confUrl = os.path.join( os.path.dirname(__file__),'config','yolov5s.yaml' )
    DMPRmodel = Model(confUrl, ch=3).to(device)


    DMPRmodel.load_state_dict(torch.load(DMPRweights))
    
    toONNX(DMPRmodel,DMPR_onnxFile,inputShape=inputShape,device=device,dynamic=True)  
    ONNXtoTrt(DMPR_onnxFile,DMPR_trtFile)
    
if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument('--weights', type=str, default='/mnt/thsw2/DSP2/weights/cityMangement2/weights/urbanManagement/DMPR/dp_detector_499.pth', help='model path(s)')
    opt = parser.parse_args()
    
    main(opt)