NET_VCA_ANSWER

Structure about question answer detection parameters.

Structure Definition

struct{
  NET_VCA_POLYGON              struRegion;
  BYTE                         bySensitivity;
  BYTE                         byAlarmState;
  BYTE                         byZoomOver;
  BYTE                         byAnswerStudent;
  BYTE                         byRes[4];
}NET_VCA_ANSWER,*LPNET_VCA_ANSWER;

Members

struRegion

Coordinates of detection region, refer to the structure NET_VCA_POLYGON for details.

bySensitivity

Sensitivity, range: [1,100]

byAlarmState

Read-only field will not be displayed on the interface: 0- Reserved, 1- Alarm starts, 2- Alarm ends

byZoomOver

0-reserved, 1-zoomed (3-close-up) (C-always set alarm to 0) (alarm is uploaded to education sharing system, which is for image switch).

byAnswerStudent

Question answer status: 0-reserved, 1-no student answered, 2-a student answered, 3-multiple student answered (C-panorama).

byRes

Reserved, set to 0.