Function encode_image

src/utils/image.cpp:262–273

}

std::string encode_image(const El::Matrix<uint8_t>& image,
                         const std::vector<size_t>& dims,
                         std::string const& img_format)
{
  cv::Mat Mat_img =
    utils::get_opencv_mat(const_cast<El::Matrix<uint8_t>&>(image), dims);
  std::vector<uint8_t> encoded_img;
  // Default IMWRITE_JPEG_QUALITY is 95. Can lower if files are too large
  cv::imencode(img_format, Mat_img, encoded_img);

  return std::string{encoded_img.begin(), encoded_img.end()};
}

El::Matrix<uint8_t> get_uint8_t_image(const CPUMat& image,
                                      const std::vector<size_t>& dims)