Jpeg元数据读取和写入基本的JPEG (Exif)元数据。安装提供了JpegMetadata包。要安装JpegMetadata，请运行以下命令：安装包XperiCode.JpegMetadata

用法：

var adapter = new JpegMetadataAdapter ( \"d:test.jpg\" );

adapter.Metadata.Title = \"Beach\";

adapter.Metadata.Subject = \"Summer holiday 2014\";

adapter.Metadata.Rating = 4;

adapter.Metadata.Keywords.Add (\"beach\");

adapter.Metadata.Comments = \"This a\";