/// <summary>
///
/// </summary>
/// <param name="stream"></param>
public void Load(System.IO.Stream stream)
{
mHead.Clear();
mData.Clear();
mAvaiableDataLen = 48;
if (stream.Length < TagTotalCount * 8)
{
return;
}
byte[] bvals = System.Buffers.ArrayPool <byte> .Shared.Rent(4);
//var br = new System.IO.BinaryReader(stream);
stream.Read(bvals, 0, 4);
var datasize = BitConverter.ToInt32(bvals, 0);
mHead.ReadFromStream(stream, datasize);
stream.Read(bvals, 0, 4);
datasize = BitConverter.ToInt32(bvals, 0);
mData.ReadFromStream(stream, datasize);
mAvaiableDataLen = datasize;
System.Buffers.ArrayPool <byte> .Shared.Return(bvals);
}
/// <summary>
///
/// </summary>
/// <param name="block"></param>
public void Release(MarshalMemoryBlock block)
{
lock (mFreePools)
{
var size = (int)block.AllocSize;
if (mFreePools.ContainsKey(size))
{
var vv = mFreePools[size];
vv.Enqueue(block);
block.Clear();
}
}
}
/// <summary>
///
/// </summary>
/// <param name="memory"></param>
public void ClearMemoryHisData(MarshalMemoryBlock memory)
{
Stopwatch sw = new Stopwatch();
sw.Start();
memory.Clear();
memory.WriteByteDirect(0, 0);
//foreach(var vv in mHisTags)
//{
// vv.Value.ClearDataValue(memory);
//}
sw.Stop();
LoggerService.Service.Info("Record", "清空数据区耗时:" + sw.ElapsedMilliseconds);
}