In order to determine the Time Zone values, perform the bit mask operation of the flag value with the combined bit mask value 0x1F800000 as shown below. Bits 23-28 correspond to the Time Zone bits in the Flags.
Using the following command you can reset the result of People counting via SDK: http://<IP_address>/rcp.xml?command=0x0b4a&type=P_OCTET&direction=WRITE&num=1
You can call desired pre-positions (PTZ) of Bosch IP cameras by using OSRD protocol or BiCom protocol. Please check this aticle to find some examples and detailed explanation.
First recommendation would be to configure the mode for IVA as a trigger, setting IVA as Profile 1 for “trigger off” and IVA as silent for “trigger on”.