public bool CHDK_Version(out int major, out int minor)
{
SendCHDKCommand(CHDK_PTP_Command.PTP_CHDK_Version, 0);
if (ptp.Code == (ushort)PTP_Response.PTP_RC_OperationNotSupported)
{
major = -1;
minor = -1;
return false;
}
else
{
Ensure_PTP_RC_OK();
}
major = ptp.Param1;
minor = ptp.Param2;
return true;
}