public void SendCommand(PTP_Operation op, int num_params, int param1 = 0, int param2 = 0, int param3 = 0, int param4 = 0, int param5 = 0)
{
//ptp.ResetParams(); //not needed as all params are set anyway
ptp.Code = (ushort)op;
ptp.NParams = num_params; // perhaps check for value value
ptp.Param1 = param1;
ptp.Param2 = param2;
ptp.Param3 = param3;
ptp.Param4 = param4;
ptp.Param5 = param5;
ptp.Send();
}
