Aspose::Words::Saving::HtmlSaveOptions::get_MetafileFormat method. Specifies in what format metafiles are saved when exporting To HTML, MHTML, or Epub. Default value is Png, meaning that metafiles are rendered To raster PNG Images in C++....exporting to HTML, MHTML, or EPUB. Default value is Png , meaning...are rendered to raster PNG images. Aspose :: Words :: Saving...