private void startFile()
{
_fileStartTime = _curStream.Time;
string streamName = $"{GlobalProcess.FileNameFromTime(_fileStartTime)}{GlobalProcess.RecFormat()}";
string indexesName = $"{GlobalProcess.FileNameFromTime(_fileStartTime)}{GlobalProcess.IndexesFormat()}";
updateFolderPath();
Directory.CreateDirectory(_curFolder);
_fsStream = newFileStream(streamName);
_fsIndexes = newFileStream(indexesName);
writeToVideoStream(_fileStartTime, DataType.SysHead, _header);
}
public static IndexesPacket GetIndexesPacket(string path, DateTime time, ref string fileName)
{
DirectoryInfo dirInfo = new DirectoryInfo(path);
if (dirInfo.Exists)
{
FileInfo[] files = dirInfo.GetFiles("*" + GlobalProcess.IndexesFormat());
string startStr = $"{GlobalProcess.FileNameFromTime(time)}{GlobalProcess.IndexesFormat()}";
var filesOrder = files.OrderBy(_ => _.Name).ToList();
FileInfo last = filesOrder.LastOrDefault(_ => string.Compare(_.Name, startStr) <= 0);
if (last == null)
{
return(null);
}
fileName = last.FullName;
return(FileManager.GetIndexesPacket(fileName, time));
}
return(null);
}