public void TestFolderManager_GetIndexesPacket()
{
string path = "D:\\读写测试\\GetIndexesPacketsInvalid";
new DirectoryInfo(path).Create();
string fileName = null;
Assert.IsNull(FolderManager.GetIndexesPacket(path, new DateTime(2016, 1, 1), ref fileName));
}
/// <summary>获取某通道视频在某时间点对应文件的视频头</summary>
public static StreamPacket GetVideoHeader(string videoId, int streamId, DateTime time)
{
string indexesFile = null;
string path = getPath(videoId, streamId, time);
IndexesPacket packet = FolderManager.GetIndexesPacket(path, time, ref indexesFile);
if (packet != null)
{
return(FileManager.GetVideoHeader(GlobalProcess.GetRecFileName(indexesFile)));
}
return(null);
}