public void addMergeArg(string mergeargfull, int chapterNum, bool isExternalSuid, string timeCode = null, string mergearg = null, string originalarg = null) { MergeArgument mergeargument = new MergeArgument(); mergeargument.fullPath = mergeargfull; mergeargument.fileName = mergearg; mergeargument.chapterNum = chapterNum; mergeargument.timeCode = timeCode; mergeargument.originalFullPath = originalarg; mergeargument.isExternalSuid = isExternalSuid; mergeArgument.Add(mergeargument); }