code: private void toTextFromIdle(int length)
    {
      TempBuffer tBuf = TempBuffer.create();
      _tBuf = tBuf;
  
      if (length >> 2 < 0x7d) {
        _frameLength = 2;
      }
      else {
        _frameLength = 4;
      }
  
      _headOffset = 0;
      tBuf.length(_headOffset + _frameLength);
    }
docs: /*
  @Override
  public void read(OutPipe<Buffer> handler, int prefetch)
  {
  }