coc仓库--pix2mat

Pix *mat8ToPix(cv::Mat *mat8)
{
    Pix *pixd = pixCreate(mat8->size().width, mat8->size().height, 8);
    for(int y=0; y<mat8->rows; y++) {
        for(int x=0; x<mat8->cols; x++) {
            pixSetPixel(pixd, x, y, (l_uint32) mat8->at<uchar>(y,x));
        }
    }
    return pixd;
}

tesseract::TessBaseAPI *chi_api = new tesseract::TessBaseAPI();
  if (chi_api->Init("/usr/share/tesseract-ocr/4.00/tessdata/", "chi"))
  {
    fprintf(stderr, "Could not initialize tesseract.\n");
    exit(1);
  }
  cv::Mat mat ;
  //= cv::imread("/home/yuxian/study/cccc/c++pro/studyPro/333.png", 0);
  const std::string  ADB_IP = "cdc3f475";
  screenShot(&ADB_IP, &mat);
  gettime();
  
  
  cv::Mat mat2 (mat,cv::Rect(1577,37,240,60));
  std::cout <<"size = "<<mat.size<<std::endl;
  gettime();
  for (size_t i = 0; i < mat.rows; i++)
  {
    cv::Vec3b *p = mat.ptr<cv::Vec3b>(i);
    for (size_t j = 0; j < mat.cols; j++)
    {
      //std::cout << mat.at<cv::Vec3b>(i,j)  <<std::endl;
      if(253-p[j][0] > 30 || 233-p[j][1] > 30 || 255-p[j][2] > 30){
        mat.at<cv::Vec3b>(i,j) = cv::Vec3b (0,0,0);
      }
    }
    
  }
  cv::cvtColor(mat2,mat2,cv::COLOR_BGR2GRAY);
  
  
  Pix *image = mat8ToPix(&mat2);
  chi_api->SetImage(image);
  char *outText = chi_api->GetUTF8Text();
  std::string re = outText;
  //printf("OCR output:\n%s", outText);
  std::cout <<re <<std::endl;
  gettime();
  cv::imwrite("../4444.jpeg",mat2);