detection.plate.detected (License plate recognized)
detection.plate.detected: License plate recognized
detection.plate.detected · Channel scope · Message query permission Alarm
What it does
Standard pushes use capabilityEvent and this page’s msgType; some models may also emit legacy msg_type values—see device.capability.list and the event catalog.
Reported when license plate recognition triggers. msgType is detection.plate.detected. Subscribe to capabilityEvent in callbackFlag to receive pushes. Live push and history: Receive device messages and setMessageCallback; catalog and common push payload: Event catalog, and Overview and common payload.
Reported fields
Fields inside outputData. Platform fields: Overview and common payload. Standard capabilityEvent payloads often only include infos / infos.no; extended fields below depend on model and actual reporting (see Event types).
| Name | Type | Required | Description |
|---|---|---|---|
infos | struct | no | Plate info (standard ); includes no |
infos.no | text | no | License plate number |
mainColor | int | no | Vehicle color (extension); 0–255 |
subBrand | int | no | Vehicle brand (extension); 0–999999 |
category | text | no | Plate type (extension) |
groupType | text | no | Allowlist type (extension) |
Example
{
"msgType": "detection.plate.detected",
"deviceId": "TESTIPC000012345",
"productId": "56WGTET2",
"channelId": "0",
"outputData": {
"infos": {
"no": "example"
},
"mainColor": 0,
"subBrand": 0,
"category": "example",
"groupType": "example"
},
"time": 1673406989,
"localTime": "20230111T111629",
"alarmId": "116257862023505xxxx",
"token": "f2dc8c09eeae4b5bad6abf522c93d825",
"thumbUrl": "https://example.imou.com/pic/thumb.jpg",
"picUrlArray": [
"https://example.imou.com/pic/frame1.jpg",
"https://example.imou.com/pic/frame2.jpg"
]
}
Minimum permission
The administrator does not need an extra permission on a device they bound. A shared device needs the alarm message permission. A bound sub-user does not. A sub-account needs Alarm. list / search filters out events you are not allowed to see.