/// <summary>
/// Moves the required amount of bytes onto a new fifostream
/// Warning: Unused buffer segments can appear
/// </summary>
/// <param name="requiredBytes"></param>
/// <returns></returns>
public FifoStream FastMove(int requiredBytes)
{
_lastBuffer = null;
var dStream = new FifoStream(_ringBufferProvider);
while (requiredBytes > 0 && _length > 0 && _localBuffer.Count > 0)
{
var cBuf = _localBuffer.Peek();
var cBufLen = cBuf.Length;
if (cBufLen <= requiredBytes)
{
dStream._localBuffer.Enqueue(cBuf);
dStream._length += cBufLen;
requiredBytes -= cBufLen;
_length -= cBufLen;
_localBuffer.Dequeue();
}
else
{
var nBuf = _ringBufferProvider.Create();
var readBytes =
nBuf.Write(cBuf.Value, cBuf.Low, requiredBytes);
cBuf.Low += readBytes;
_length -= readBytes;
requiredBytes -= readBytes;
dStream._length += readBytes;
dStream._localBuffer.Enqueue(nBuf);
if (cBuf.Length == 0)
{
_localBuffer.Dequeue().ReIntegrate();
}
}
}
return(dStream);
}
public BufferObject Clone(bool optimize = false)
{
var res = _parent.Create();
var len = Length;
if (optimize)
{
res.Low = 0;
res.High = len;
}
else
{
res.Low = Low;
res.High = High;
}
Array.Copy(this.Value, this.Low, res.Value, res.Low, len);
return(res);
}