Converts documents in the old format of $[officename] Draw *.sda into OpenDocument *.odg documents, and $[officename] Impress *.sdd into OpenDocument *.odp documents.
将旧格式的 $[officename] Draw *.sda 文档转换为 OpenDocument *.odg 文档，以及 $[officename] Impress *.sdd 文档转换为 OpenDocument *.odp 文档。