Method loadTgaFromFile

YUViewLib/src/decoder/decoderTarga.cpp:609–629

} // namespace

std::optional<dec::Targa::Image> dec::Targa::loadTgaFromFile(std::string filename)
{
  std::ifstream tgaFile(filename, std::ios::binary);

  auto header = readHeader(tgaFile);
  if (!header)
    return {};

  try
  {
    auto image = readImage(tgaFile, *header);
    postProcessImage(image, *header);
    return image;
  }
  catch (const std::exception &e)
  {
    std::cerr << e.what() << '\n';
  }

  return {};
}