WIP: metadata class rework

src/Core/AudioFileMeta.cs

@@ -54,6 +54,9 @@ public class AudioFileMeta
     
 #endregion
 
+    ///<summary>声道配置</summary>
+    public string? ChannelLayout { get; set; }
+
     /// <summary>短ID，便于人工识别或显示的简短标识</summary>
     public string? ShortId { get; set; }
 
@@ -114,10 +117,14 @@ public class AudioFileMeta
     public string? Manufacturer { get; set; }
 
     /// <summary>来源方，原始创建者或来源机构</summary>
-    public string? Originator { get; set; }
+    public string? BwfOriginator { get; set; }
 
     /// <summary>来源引用，原始来源的参考编号</summary>
-    public string? OriginatorRef { get; set; }
+    public string? BwfOriginatorRef { get; set; }
+    
+    public DateTime? BwfDate { get; set; }
+    
+    public string? BwfDescription { get; set; }
 
     /// <summary>项目名称，所属制作项目</summary>
     public string? ProjectName { get; set; }