/// <summary>
/// 功能：建立报警上传通道(布防)
/// </summary>
/// <param name="userID">NET_DVR_Login ()的返回值.</param>
/// <returns>返回值：-1表示失败，其他值作为NET_DVR_CloseAlarmChan()等函数的参数</returns>
public int SetupAlarmChan(int userID, int unitno)
{
cbf_alarminfo = new CBF_AlarmInfo(CallBack_CBF);
bool b = MP4Net_ClientAlarmSubscribe((IntPtr)userID, unitno, cbf_alarminfo);
if (b)
return 0;
return -1;
}
private static extern bool MP4Net_ClientAlarmSubscribe(IntPtr hdev, int iusrdata, CBF_AlarmInfo cbf);