private void btReadAll_Click(object sender, RoutedEventArgs e)
{
try
{
string data = null;
tbData.Text = null;
string path = tbPath.Text;
if (!new DirectoryInfo(path).Exists)
{
throw new InvalidDataException("无效的视频路径");
}
var packets = FolderManager.GetIndexesPackets(path);
foreach (var packet in packets)
{
writeLine(string.Format(packet.BeginTime.TimeOfDay + " - " + packet.EndTime.TimeOfDay + " " + packet.StartIndex), ref data);
var streams = FolderManager.GetVideoStreamsPacket(path, packet.BeginTime);
foreach (var stream in streams.VideoStreams)
{
writeLine($"{stream.Time.TimeOfDay}\t{stream.Buffer.Length}\t{BitConverter.ToString(stream.Buffer.Take(20).ToArray())}", ref data);
}
}
tbData.Text = data;
}
catch (Exception ex)
{
System.Windows.MessageBox.Show(ex.Message);
}
}
public void TestDownloadRecorder()
{
string path = "D:\\读写测试\\TestDownloadRecorder";
StreamPacket[] sPackets = Recorder(path);
VideoStreamsPacket packet = FolderManager.GetVideoStreamsPacket(path, sPackets.First(_ => _.Type == DataType.StreamDataKey).Time.AddSeconds(1));
Assert.AreEqual(sPackets.First(_ => _.Type == DataType.StreamDataKey).Time, packet.TimePeriod.BeginTime);
Assert.AreEqual(sPackets.Last().Time.AddSeconds(1), packet.TimePeriod.EndTime);
Assert.AreEqual(5, packet.VideoStreams.Length);
for (int i = 0; i < packet.VideoStreams.Length; i++)
{
assertAreEqual(sPackets[i + 2], packet.VideoStreams[i]);
}
FolderManager.DeleteDirectoryInfo(path);
}
private void check(VideoPackageRecorder recorder, bool isInitedVideoBase, bool isDownloaded, int seconds, int length)
{
Assert.AreEqual(isInitedVideoBase, recorder.IsInitedVideoBase);
Assert.AreEqual(isDownloaded, recorder.IsDownloaded);
Assert.AreEqual(seconds * 100.0 / 120, recorder.Percent);
TimePeriodPacket[] tpps = recorder.GetDownloadedTimePeriods();
Assert.AreEqual(length, tpps.Length);
if (length > 0)
{
Assert.AreEqual(begin, tpps[0].BeginTime);
Assert.AreEqual(begin.AddSeconds(seconds), tpps[0].EndTime);
}
if (seconds > 0)
{
Assert.IsNotNull(FolderManager.GetVideoStreamsPacket(path, begin.AddSeconds(seconds - 1)));
}
if (seconds < 120)
{
Assert.AreEqual(begin.AddSeconds(seconds), recorder.ProbeTime);
}
}
/// <summary>获取某通道视频在某时间点对应的视频数据包</summary>
public static VideoStreamsPacket GetVideoPacket(string videoId, int streamId, DateTime time)
{
string path = getPath(videoId, streamId, time);
return(FolderManager.GetVideoStreamsPacket(path, time));
}
public VideoStreamsPacket GetVideoStreamsPacket(DateTime time)
{
return(FolderManager.GetVideoStreamsPacket(_path, time));
}