public void AddDownloadSize(int size)
{
if (sizeDownloadList.Count == 2)
sizeDownloadList[1] = new TransLog(size, DateTime.Now);
else
sizeDownloadList.Add(new TransLog(size, DateTime.Now));
sizeDownload += size;
}
public void AddSpeedLog(TransLog speed)
{
lock (this)
{
if (speedLog == null)
{
speedLog = new List <TransLog>();
}
if (speed.size > 0)
{
speedLog.Add(speed);
}
while (speedLog.Count > 20)
{
speedLog.RemoveAt(0);
}
}
}
public void AddSpeedLog(TransLog speed)
{
lock (this)
{
if (speedLog == null)
speedLog = new List<TransLog>();
if (speed.size > 0)
speedLog.Add(speed);
while (speedLog.Count > 20)
{
speedLog.RemoveAt(0);
}
}
}
private static void UpdateTransLog(IList <TransLog> transLog, int bytes, DateTime now, ref long maxTrans, bool updateMaxTrans)
{
if (transLog.Count > 0)
{
const int base_time_diff = 100;
const int max_time_diff = 3 * base_time_diff;
var time_diff = (int)(now - transLog[transLog.Count - 1].recvTime).TotalMilliseconds;
if (time_diff < 0)
{
transLog.Clear();
transLog.Add(new TransLog(bytes, now));
return;
}
if (time_diff < base_time_diff)
{
transLog[transLog.Count - 1].times++;
transLog[transLog.Count - 1].size += bytes;
if (transLog[transLog.Count - 1].endTime < now)
{
transLog[transLog.Count - 1].endTime = now;
}
}
else
{
if (time_diff >= 0)
{
transLog.Add(new TransLog(bytes, now));
var base_times = 1 + (maxTrans > 1024 * 512 ? 1 : 0);
var last_index = transLog.Count - 1 - 2;
if (updateMaxTrans && transLog.Count >= 6 && transLog[last_index].times > base_times)
{
var begin_index = last_index - 1;
for (; begin_index > 0; --begin_index)
{
if ((transLog[begin_index + 1].recvTime - transLog[begin_index].endTime).TotalMilliseconds > max_time_diff ||
transLog[begin_index].times <= base_times
)
{
break;
}
}
if (begin_index <= last_index - 4)
{
begin_index++;
var t = new TransLog(transLog[begin_index].firstsize, transLog[begin_index].recvTime)
{
endTime = transLog[last_index].endTime,
size = 0
};
for (var i = begin_index; i <= last_index; ++i)
{
t.size += transLog[i].size;
}
if (maxTrans == 0)
{
maxTrans = (long)((t.size - t.firstsize) / (t.endTime - t.recvTime).TotalSeconds * 0.7);
}
else
{
const double a = 2.0 / (1 + 32);
maxTrans = (long)(0.5 + maxTrans * (1 - a) + a * ((t.size - t.firstsize) / (t.endTime - t.recvTime).TotalSeconds));
}
}
}
}
else
{
var i = transLog.Count - 1;
for (; i >= 0; --i)
{
if (transLog[i].recvTime > now && i > 0)
{
continue;
}
transLog[i].times += 1;
transLog[i].size += bytes;
if (transLog[i].endTime < now)
{
transLog[i].endTime = now;
}
break;
}
}
}
while (transLog.Count > 0 && now > transLog[0].recvTime.AddSeconds(AvgTime))
{
transLog.RemoveAt(0);
}
}
else
{
transLog.Add(new TransLog(bytes, now));
}
}
protected static void UpdateTransLog(List <TransLog> transLog, int bytes, DateTime now, ref long maxTrans, bool updateMaxTrans)
{
if (transLog.Count > 0)
{
const int base_time_diff = 100;
const int max_time_diff = 3 * base_time_diff;
int time_diff = (int)(now - transLog[transLog.Count - 1].recvTime).TotalMilliseconds;
if (time_diff < base_time_diff)
{
transLog[transLog.Count - 1].times++;
transLog[transLog.Count - 1].size += bytes;
if (transLog[transLog.Count - 1].endTime < now)
{
transLog[transLog.Count - 1].endTime = now;
}
}
else
{
if (time_diff >= 0)
{
transLog.Add(new TransLog(bytes, now));
int base_times = maxTrans > 1024 * 100 ? 3 : 2;
int last_index = (transLog.Count - 1) - 2;
if (updateMaxTrans && transLog.Count >= 5 && transLog[last_index].times > base_times)
{
int begin_index = last_index - 1;
for (; begin_index > 0; --begin_index)
{
if ((transLog[begin_index + 1].recvTime - transLog[begin_index].endTime).TotalMilliseconds > max_time_diff ||
transLog[begin_index].times <= base_times
)
{
break;
}
}
if (begin_index <= last_index - 3)
{
begin_index++;
TransLog t = new TransLog(transLog[begin_index].firstsize, transLog[begin_index].recvTime);
t.endTime = transLog[last_index].endTime;
t.size = 0;
for (int i = begin_index; i <= last_index; ++i)
{
t.size += transLog[i].size;
}
if (maxTrans == 0)
{
maxTrans = (long)((t.size - t.firstsize) / (t.endTime - t.recvTime).TotalSeconds * 0.7);
}
else
{
double a = 2.0 / (1 + 32);
maxTrans = (long)(0.5 + maxTrans * (1 - a) + a * ((t.size - t.firstsize) / (t.endTime - t.recvTime).TotalSeconds));
}
}
}
}
else
{
int i = transLog.Count - 1;
for (; i >= 0; --i)
{
if (transLog[i].recvTime > now && i > 0)
{
continue;
}
transLog[i].times += 1;
transLog[i].size += bytes;
if (transLog[i].endTime < now)
{
transLog[i].endTime = now;
}
break;
}
}
}
while (transLog.Count > 0 && now > transLog[0].recvTime.AddSeconds(avgTime))
{
transLog.RemoveAt(0);
}
}
else
{
transLog.Add(new TransLog(bytes, now));
}
}
