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License Plate Recognition

License Plate Recognition. June 25, 2010 Created by Castaly / Andy Chen. LPR. Guideline Introduction System Structure Criteria Dongle Types GV-DSP LPR GV-IRCam Features GV-LPR Center Advance Section - Demo Summary / Case Study FAQ. Guideline for LPR. LPR. LPR-0. Introduction.

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License Plate Recognition

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  1. License Plate Recognition June 25, 2010 Created by Castaly / Andy Chen

  2. LPR • Guideline • Introduction • System Structure • Criteria • Dongle Types • GV-DSP LPR • GV-IRCam • Features • GV-LPR Center • Advance Section - Demo • Summary / Case Study • FAQ

  3. Guideline for LPR

  4. LPR LPR-0 Introduction

  5. Introduction • What is LPR? • LPR refers that involves reading text from digital pictures of vehicle license plates, translating the images into a form that the computer can manipulate and then comparing the license plate content with its own database

  6. Introduction

  7. Introduction LPR+ DVR for Parking Lots GV-LPR/ ANPR Total Solution LPR+ DVR+ Center for Petrol Stations LPR+ GPS for Mobile Vehicle LPR+ Center for Toll Collection

  8. Introduction LPR + DVR For Parking Lots • Integration with TICKETING system • Integration with Video Surveillance • Parking management

  9. Introduction For Petrol Stations LPR + DVR + Center • Alarm while detecting Drive-offs • Synchronize black list to all Petrol Station Chains • Video evidence for drive-off event

  10. Introduction For Mobile Vehicles LPR + GPS • Viewing vehicles on e-MAPs • (supports Google map & Microsoft Virtual Earth) • Recognized vehicle location traceable • Detect black list vehicles

  11. Introduction LPR + Center For Toll Collection • Police Enforcement • Integration with TOLL system • Average Speed/ Journey Time calculation

  12. LPR System Structure LPR-01

  13. System Structure for LPR

  14. LPR LPR-02 Criteria

  15. Criteria • When integrated LPR v3.1 with DVR, DVR version must be v8.32 • When integrated LPR v3.12 with DVR, DVR version must be v8.34 • DVR’s Live view resolution must be half D1 or higher • Hardware compression cards, GV-2004 / GV-2008 / GV-4008,are not supported with LPR integration • Minimum PC Spec • Minimum the third-party IRCam requirement • Tips for setup the IR cameras • Recognition Pixel Requirement

  16. PC Specification

  17. Criteria • Minimum Third-Party IRCam Requirement

  18. Criteria • Tips for setup the IR cameras • Camera is up-front, Check diagram below

  19. Criteria • Tips for setup the IR cameras • If your camera is aside, ensure your side angle is smaller than 15 degree. Check diagram below

  20. Criteria • Recognition Pixel Requirement • License plate must be 32 pixel heights

  21. LPR LPR-03 Dongle Types

  22. Dongle Types • LPR Dongles • Pure LPR software dongle ( Black ) • LPR ONLY ( Blue ) • LPR with DVR ( Blue )

  23. Dongle Types • Pure LPR software dongle ( Black ) • Support up to 8 lanes • ONLY accept IP video source from GV-DSP LPR device

  24. Dongle Types • LPR ONLY ( Blue ) • Support 1 / 2 / 4 / 6 / 8 Lanes • Video source • GeoVision Capture Card • IP device ( Starting with v3.1 ) • AVI files • DSP LPR • Recognition mode • By I/O , Motion or hot key

  25. Dongle Types • LPR with DVR ( Blue ) • Support 1 / 2 / 4 / 6 / 8 Lanes • Video source • IP device ( Starting with v3.1 ) • DSP LPR • Recognition mode • By I/O , Motion or hot key • Support Playback

  26. Dongle Types • GV-LPR Comparison Chart

  27. LPR LPR-04 GV-DSP LPR

  28. GV-DSP LPR • Linux based • Support 1 Lane • Can be trigger by I/O or Motion • TV-out • SD card slot • Store recognition image • Backup office data when connecting to the LPR Center or GV-LPR system

  29. GV-DSP LPR • Support UMTS • 4 inputs and 4 outputs • Support WaterMark • Compatible with PC-based LPR or GV-LPR Center • Support up to 8 GV-DSP LPR in PC-based LPR

  30. GV-DSP LPR • DSP LPR Web Interface • Display date / time of recognition result • Snapshot, AVI file, firmware upgrade • Only D1 or CIF for Live view resolution with limited frame rate selection • Act as FTP server • IP Filter, max 4 IP address

  31. LPR LPR-05 GV-IRCam

  32. GV-IRCam • GV-IR cameras ( 10 / 20M) • 570 TV line • Use for reflective License Plates • Suggested distance between GV-IR camera to the license plate as follow • GV-IRCam 10 M  7 ~15 meters • GV-IRCam 20 M  15 ~25 meters • Lens Focal Length • GV-IRCam 10 M  5 ~ 50 mm • GV-IRCam 20 M  10 ~ 120 mm

  33. GV-IRCam • GV-IR cameras ( 10 / 20M) • Build-in IR led illuminator • GV-IRCam 10 M  12 high-efficiency reflex LED ( 20 m between object of view reflecting IR light) • GV-IRCam 20 M  24 high-efficiency reflex LED ( 30 m between object of view reflecting IR light) • IP66 standard • Optimized image for bright sunlight, deep shadow, night view and the license plates, which contain background.

  34. GV-IRCam • GV-IR cameras ( 10 / 20M) • If clients would like to use the third party IR cameras, here are the min. requests. • 550 TV lines or higher • ½”CCD or 1/3” CCD sensor • Adjustable shuttle speed up to 1/2000 • Need IR filter if license plates with backgound

  35. LPR LPR-06 Features

  36. Features • PC-based LPR • Support IP Camera integration • Support DVR or NVR integration • Recognition PIP verse Overview PIP • Demo how to add an IP camera and integrate DVR into LPR software

  37. Features • PC-based LPR • Explain Mismatch mode with a fuzzy match • Compare recognition result with registered database (hostlist), replace misrecognized/ missing character by registered car plate

  38. Features • PC-based LPR • Export recognition results (car plate number, recognition time, stay time, drive direction.. etc.) through RS232/ TXT file • Synchronize/ import ODBC compliant databases; Export recognized databases to MDB file • Provide SDK for system integration (parking, ticketing, access control, weighing, toll collection system.. etc)

  39. Features • PC-based LPR • Demo how to setup a counter • Count the traffic flow • Count free space in parking lot • Alarm definition Setting • Setup alert for certain type of group, such as register, visitor, unrecognized, overstay registered, overstay visitor and self-defined group.

  40. PC-based LPR • Engine country setting ( Supported Engine as below. )

  41. Features • PC-based LPR • Alarm definition Setting • Users can also define which kind of alarm they would like to trigger. • Save image as Jpeg ( 320x240, 720x480 or resolution by source ) • Notify message on live view • Notify sound from LPR PC itself • I/O trigger • SMS • Email

  42. Features • PC-based LPR • Virtual I/O • Use for GV-DSP LPR’s I/O • Use for GV-I/O box

  43. Features • PC-based LPR • Video Play Setting • Connect DVR for remote playback service • Playback though quick search or remote viewlog • Demo how to playback the video files

  44. Features • PC-based LPR • Speed Setting • Calculate the average speed of vehicles • Average speed can be based on • Single lane point to single lane point • Single lane point to multiple lane points • Multiple lane points to a single lane point • Multiple lane points to multiple lane points • Demo how to setup the average speed

  45. Features • PC-based LPR • Overstay Setting • Setup the overstay threshold alarm for register and visitor • Export overstay log and snapshot in mdb format ( By default, it saved under C:\LPR\RecogFiles ) • Export NON-overstay log and snapshot in mdb format

  46. LPR LPR-07 GV-LPR Center

  47. GV-LPR Center • No need for dongle • Central monitoring application • Support up to 255 channels over TCP/IP (from GV-LPRs/ DSPs) • Synchronize registered plate database to GV-LPR clients • Receive or store recognition results, images and overview images from GV-LPR clients

  48. LPR Advance Section – Demo LPR-08

  49. Advance Section - Demo • How to configure video source from Capture Card? • How to configure video source from DVR? • How to configure video source from Compact DVR? • How to setup Video Play Setting? • How to create an account and assigned as register group in Registered Plate database? • How to setup the counting in PC based LPR? • How to setup P/P or Overview?

  50. Advance Section - Demo • How to setup recognition by hotkey or by motion in PC-Based LPR? • How to configure video source GV-DSP LPR V2? • How to record a recognition result on SD card in GV-DSP LPR V2? • How to connect PC based LPR with GV-LPR Center? • How to sync the database from GV-LPR Center to a PC-Based LPR? • How to use ftp or remote access in GV-LPR Center? AS-H052

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