Method LoaderExifDataJpeg

src/preview.cpp:545–557

}

LoaderExifDataJpeg::LoaderExifDataJpeg(PreviewId id, const Image& image, int parIdx) :
    Loader(id, image), dataKey_(param_[parIdx].dataKey_) {
  if (auto pos = image_.exifData().findKey(dataKey_); pos != image_.exifData().end()) {
    size_ = pos->sizeDataArea();  // indirect data
    if (size_ == 0 && pos->typeId() == undefined)
      size_ = pos->size();  // direct data
  }

  if (size_ == 0)
    return;

  valid_ = true;
}

Loader::UniquePtr createLoaderExifDataJpeg(PreviewId id, const Image& image, int parIdx) {
  return std::make_unique<LoaderExifDataJpeg>(id, image, parIdx);