User Manual
Table Of Contents
- Overview
- Ready to Use
- Accessing the Network Camera
- Using VIVOTEK Recording Software
- Using 3GPP-compatible Mobile Devices
- Using RTSP Players
- Main Page
- Client Settings
- Configuration
- System > General settings
- System > Homepage layout
- System > Logs
- System > Parameters
- System > Maintenance
- Media > Image
- Media > Video
- Media > Audio
- Network > General settings
- Network > Streaming protocols
- Network > SNMP (Simple Network Management Protocol)
- Network > FTP
- Security > User accounts
- Security > HTTPS (Hypertext Transfer Protocol over SSL)
- Security > Access List
- PTZ > PTZ settings
- PTZ
- Mechanical PTZ Operation
- Event > Event settings
- Applications > DI and DO
- Applications > Audio detection
- Applications > Package management - a.k.a., VADP (VIVOTEK Application Development Platform)
- Recording > Recording settings
- Local storage > SD card management
- Local storage > Content management
- Appendix
VIVOTEK
62 - User's Manual
Once the Bracketing mode is selected, the related conīæguration applies to the camera's 3 video
streams. Different streams can be polled for an overview or for identifying a license plate.
IP9172-LPC camera
(Bracket Exposure mode is ON)
Stream #1
LPR shutter time setting:
Max. shutter time to support various vehicle speeds
Overview for car brand, type & traffic monitoring
Stream #2
Bracket Exposure setting:
User-configurable EV ratio based on Stream 1 to cover more scenes
(wider range of dynamic contrast: 2x, 4x, 6x, 8x,....)
Overview for car brand, type & traffic monitoring
Stream #3 AEB original image (flashy):
* Even frames for LPR view
* Odd frames for overview
For 3rd-party LPR software which comes with
exposure bracketing capability.
Limitations:
1. Note that due to the production of multiple exposures, the fame rate is halved, max. 30fps.
2. In the Barcketing mode, the video analysis functions do not apply, including
* Tampering detection
* Motion detection
* Smart stream.
2. License plates can be hidden in a shadow against a bright background; or, posed agaisnt a very
strong light source such as a vehicle's headlights. Details are easily lost in these bad lighting
conditions.