CN101753831A - Automatic recording method and system based on three-dimensional positioning tracking technology - Google Patents
Automatic recording method and system based on three-dimensional positioning tracking technology Download PDFInfo
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- CN101753831A CN101753831A CN200810227563A CN200810227563A CN101753831A CN 101753831 A CN101753831 A CN 101753831A CN 200810227563 A CN200810227563 A CN 200810227563A CN 200810227563 A CN200810227563 A CN 200810227563A CN 101753831 A CN101753831 A CN 101753831A
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Abstract
The invention relates to an automatic recording method and system based on three-dimensional positioning tracking technology and belongs to video monitoring technical field. The automatic recording method includes the following steps: (1) a video camera records video stream and inputs the video stream to a three-dimensional tracking positioning control server; (2) the three-dimensional tracking positioning control server positions the marked object which needs to be monitored through a marked object recognition module or a movement displacement monitoring module, and generates the video camera rotation parameters and transmits the parameters to the camera; (3) the video camera positions the video recording point, adjusts the video recording angle and realizes automatic video recording according to the rotation parameters transmitted by three-dimensional tracking positioning control server. The method and system in the invention are adopted to realize positioning tracking and automatic video recording according to the situation in the monitoring site and the movement displacement of the monitored object.
Description
Technical field
The invention belongs to technical field of video monitoring, be specifically related to a kind of automatic recording method and system based on three-dimensional positioning tracking technology.
Background technology
At present, concentrating the video monitoring in place for personnel, all is rotation and the angle that has the Security Personnel manually to control camera at Control Room by the display screen and the on-the-spot situation of monitor terminal, to reach the on-the-spot purpose of monitoring.Though this monitor mode can be dealt with the appearance of multiple situation and can shoot with video-corder according to field condition, carry out location tracking and shoot with video-corder automatically but this monitor mode can not move according to the position of on-the-spot situation of monitoring and monitored object, this monitor mode has also increased monitor staff's post and monitor staff's labour intensity simultaneously, and the situation of key monitoring object also may occur missing because of monitor staff's carelessness.
Summary of the invention
At the defective that exists in the prior art, the purpose of this invention is to provide a kind of automatic recording method and system based on three-dimensional positioning tracking technology.This method and system can move according to the position of on-the-spot situation of monitoring and monitored object and carry out location tracking and shoot with video-corder automatically.
For reaching above purpose, the technical solution used in the present invention is: a kind of automatic recording method based on three-dimensional positioning tracking technology may further comprise the steps:
(1) video camera is shot with video-corder video flowing and is input to three-dimensional tracing and positioning Control Server;
(2) three-dimensional tracing and positioning Control Server is located the label that needs monitoring by label identification module or mobile displacement monitoring module, generates the video camera rotational parameters then and sends video camera to;
(3) video camera is shot with video-corder a little according to the rotational parameters location that three-dimensional tracing and positioning Control Server transmits, and adjusts and shoots with video-corder angle, realizes shooting with video-corder automatically.
Further, aforesaid a kind of automatic recording method based on three-dimensional positioning tracking technology, this method is further comprising the steps of:
Described three-dimensional tracing and positioning Control Server is monitored unusual sound source, after listening to unusual sound source, comes locator markers according to detected unusual sound source, generate the video camera rotational parameters, video camera is shot with video-corder a little according to the rotational parameters location, adjusts and shoots with video-corder angle, realizes shooting with video-corder automatically.
Further, come the method for locator markers to be according to detected unusual sound source: to unite real-time collection and three-dimensional localization that the utilization sound source arrives the time difference of detector and the acoustic pressure difference principle realization sound-source signal that sound source arrives detector.
Further, this method is further comprising the steps of: described three-dimensional tracing and positioning Control Server is reported to the police by warning device after listening to unusual sound source and carrying out three-dimensional localization.
A kind of automatic Camcording system based on three-dimensional positioning tracking technology comprises with lower device:
Three-dimensional tracing and positioning Control Server is used for the content of shooting with video-corder in real time according to video camera, adjusts the video camera orientation, and video content is shot with video-corder in storage automatically;
Video camera is used for guarded region is carried out video recording;
Monitor terminal is used for the video that the real time inspection guarded region is dynamic and shoot with video-corder, and automatic or manual is adjusted the video camera orientation.
Aforesaid a kind of automatic Camcording system based on three-dimensional positioning tracking technology comprises with lower module in the described three-dimensional tracing and positioning Control Server:
The label identification module is used to utilize the identification of human body skin pattern recognition or monitored object pattern to determine label, and according to the variation frequency of its motion track, the realization automatic aiming is shot with video-corder;
The mobile displacement monitoring module is used for shooting with video-corder automatically according to the label motion track.
Further, also comprise with lower module in the described three-dimensional tracing and positioning Control Server:
Sound detection is shot with video-corder module, and this module is used for unusual sound source is monitored, after listening to unusual sound source, come locator markers according to detected unusual sound source, generate the video camera rotational parameters, video camera is shot with video-corder a little according to the rotational parameters location, angle is shot with video-corder in adjustment, realizes shooting with video-corder automatically.
Further, described sound detection is shot with video-corder module and is united the utilization sound source and arrive real-time collection and the three-dimensional localization that the time difference of detector and acoustic pressure difference principle that sound source arrives detector realize sound-source signal.
Further, also be provided with the warning device that the unusual sound source that listens to is reported to the police in the described three-dimensional tracing and positioning Control Server.
Effect of the present invention is: adopt method and system of the present invention, can move according to the position of on-the-spot situation of monitoring and monitored object and carry out location tracking and shoot with video-corder automatically.These method and system can be applied to shooting with video-corder automatically, monitor, for example monitoring in court, hearing room or prison and shooting etc. of the concentrated relatively place of personnel.In addition, method and system of the present invention can also be shot with video-corder automatically according to situations such as sound variation, can reduce Security Personnel post and working strength thereof etc., reach monitoring on-the-spot effectively shooting with video-corder.
Description of drawings
Fig. 1 is the schematic diagram of video camera three-dimensional localization twisting among the present invention;
Fig. 2 is the workflow schematic diagram of system of the present invention;
Fig. 3 is the structural representation of system of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is further described.
Fig. 1 is the schematic diagram of video camera three-dimensional localization twisting among the present invention, and as shown in Figure 1, control surface and monitoring median surface all are vertical planes, and wherein control surface is an effective monitoring face, and the monitoring median surface is best control surface, and control surface is more than or equal to the monitoring median surface.A is the video camera point, and O is the control surface central point, and V is the vertical peak of monitoring median surface, and H is the level point of monitoring median surface.Suppose that certain mark object point is W, W is projected as W ' on the OAH face, on the OAV face, be projected as W "; when following situation; the video camera twisting: angle ∠ OAW ' is greater than level angle ∠ OAH and/or angle ∠ OAW " greater than vertical angle ∠ OAV, the result after the video camera twisting allows label W drop on again in the monitoring median surface exactly.
As shown in Figure 2, a kind of automatic recording method based on three-dimensional positioning tracking technology may further comprise the steps:
(1) video camera is shot with video-corder video flowing and is input to three-dimensional tracing and positioning Control Server;
(2) three-dimensional tracing and positioning Control Server is located the label that needs monitoring by label identification module or mobile displacement monitoring module, generates the video camera rotational parameters then and sends video camera to;
(3) video camera is shot with video-corder a little according to the rotational parameters location that three-dimensional tracing and positioning Control Server transmits, and adjusts and shoots with video-corder angle, realizes shooting with video-corder automatically;
In the present embodiment, described three-dimensional tracing and positioning Control Server can also be monitored unusual sound source, after listening to unusual sound source, come locator markers according to detected unusual sound source, generate the video camera rotational parameters, video camera is shot with video-corder a little according to the rotational parameters location, adjusts and shoots with video-corder angle, realizes shooting with video-corder automatically.
As shown in Figure 3, a kind of automatic Camcording system based on three-dimensional positioning tracking technology comprises with lower device:
Three-dimensional tracing and positioning Control Server is used for the content of shooting with video-corder in real time according to video camera, adjusts the video camera orientation, and video content is shot with video-corder in storage automatically;
Video camera is used for guarded region is carried out video recording, according to shooting with video-corder space size and precision video camera is installed;
Monitor terminal, it is dynamic to be used for the real time inspection monitored space, supports video playback to check manual adjustment video camera orientation etc.
In the present embodiment, comprise with lower module in the described three-dimensional tracing and positioning Control Server:
The label identification module is used to utilize the identification of human body skin pattern recognition or monitored object pattern to determine label, and according to the variation frequency of its motion track, the realization automatic aiming is shot with video-corder.
The mobile displacement monitoring module is used for shooting with video-corder automatically according to the label motion track.We suppose that label is forever at the zone line of camera watch region.According to label physical presence position, many video cameras are arranged, according to the three dimensions algorithm, calculate marker location a=a (x, y, z).Then according to position a between label mobile computing clearancen
1=a (x
1, y
1, z
1), according to a and a
1System-computed goes out to be parallel to the displacement s of video camera minute surface (we are called control surface), according to s and main video camera point, calculate label level and vertical moving angle on control surface, when greater than a certain angle, as level angle ∠ OAH among Fig. 1 and/or vertical angle ∠ OAV, video camera rotates automatically.
Sound detection is shot with video-corder module, this module is based on the active suspicious object detection of abnormal sound (as the confused noise in the district that forbids making a racket shout, happen suddenly blast, bump etc.), realize unusual sound source Three-dimension Target location, and controlling automatically video camera turns to suspicious object to realize intelligent monitoring, and realizes reporting to the police automatically; The real-time collection and the three-dimensional localization of uniting utilization ITD (sound source arrives the time difference of detector) and IID (it is poor that sound source arrives the acoustic pressure of detector) principle realization sound-source signal.
Method and system of the present invention is not limited to the embodiment described in the embodiment, and those skilled in the art's technical scheme according to the present invention draws other execution mode, belongs to technological innovation scope of the present invention equally.
Claims (9)
1. automatic recording method based on three-dimensional positioning tracking technology may further comprise the steps:
(1) video camera is shot with video-corder video flowing and is input to three-dimensional tracing and positioning Control Server;
(2) three-dimensional tracing and positioning Control Server is located the label that needs monitoring by label identification module or mobile displacement monitoring module, generates the video camera rotational parameters then and sends video camera to;
(3) video camera is shot with video-corder a little according to the rotational parameters location that three-dimensional tracing and positioning Control Server transmits, and adjusts and shoots with video-corder angle, realizes shooting with video-corder automatically.
2. a kind of automatic recording method based on three-dimensional positioning tracking technology as claimed in claim 1 is characterized in that this method is further comprising the steps of:
Described three-dimensional tracing and positioning Control Server is monitored unusual sound source, after listening to unusual sound source, comes locator markers according to detected unusual sound source, generate the video camera rotational parameters, video camera is shot with video-corder a little according to the rotational parameters location, adjusts and shoots with video-corder angle, realizes shooting with video-corder automatically.
3. a kind of automatic recording method as claimed in claim 2 based on three-dimensional positioning tracking technology, it is characterized in that, come the method for locator markers to be: unite real-time collection and three-dimensional localization that the utilization sound source arrives the time difference of detector and the acoustic pressure difference principle realization sound-source signal that sound source arrives detector according to detected unusual sound source.
4. as claim 2 or 3 described a kind of automatic recording methods based on three-dimensional positioning tracking technology, it is characterized in that, this method is further comprising the steps of: described three-dimensional tracing and positioning Control Server is reported to the police by warning device after listening to unusual sound source and carrying out three-dimensional localization.
5. automatic Camcording system based on three-dimensional positioning tracking technology comprises with lower device:
Three-dimensional tracing and positioning Control Server is used for the content of shooting with video-corder in real time according to video camera, adjusts the video camera orientation, and video content is shot with video-corder in storage automatically;
Video camera is used for guarded region is carried out video recording;
Monitor terminal is used for the video that the real time inspection guarded region is dynamic and shoot with video-corder, and automatic or manual is adjusted the video camera orientation.
6. a kind of automatic Camcording system based on three-dimensional positioning tracking technology as claimed in claim 5 is characterized in that, comprises with lower module in the described three-dimensional tracing and positioning Control Server:
The label identification module is used to utilize the identification of human body skin pattern recognition or monitored object pattern to determine label, and according to the variation frequency of its motion track, the realization automatic aiming is shot with video-corder;
The mobile displacement monitoring module is used for shooting with video-corder automatically according to the label motion track.
7. a kind of automatic Camcording system based on three-dimensional positioning tracking technology as claimed in claim 5 is characterized in that, also comprises with lower module in the described three-dimensional tracing and positioning Control Server:
Sound detection is shot with video-corder module, and this module is used for unusual sound source is monitored, after listening to unusual sound source, come locator markers according to detected unusual sound source, generate the video camera rotational parameters, video camera is shot with video-corder a little according to the rotational parameters location, angle is shot with video-corder in adjustment, realizes shooting with video-corder automatically.
8. a kind of automatic Camcording system based on three-dimensional positioning tracking technology as claimed in claim 7 is characterized in that: described sound detection is shot with video-corder module and is united real-time collection and the three-dimensional localization that the utilization sound source arrives the time difference of detector and the acoustic pressure difference principle realization sound-source signal that sound source arrives detector.
9. a kind of automatic Camcording system based on three-dimensional positioning tracking technology as claimed in claim 8 is characterized in that, also is provided with the warning device that the unusual sound source that listens to is reported to the police in the described three-dimensional tracing and positioning Control Server.
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| CN200810227563A CN101753831A (en) | 2008-11-28 | 2008-11-28 | Automatic recording method and system based on three-dimensional positioning tracking technology |
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| CN200810227563A CN101753831A (en) | 2008-11-28 | 2008-11-28 | Automatic recording method and system based on three-dimensional positioning tracking technology |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103733234A (en) * | 2011-02-21 | 2014-04-16 | 斯特拉特克系统有限公司 | A surveillance system and a method for detecting a foreign object, debris, or damage in an airfield |
| CN104135653A (en) * | 2014-08-15 | 2014-11-05 | 魏鹏 | Sound localization and video linkage platform |
| WO2016131361A1 (en) * | 2015-07-29 | 2016-08-25 | 中兴通讯股份有限公司 | Monitoring system and method |
| CN108171930A (en) * | 2018-02-01 | 2018-06-15 | 杭州球帆科技有限公司 | A kind of old man's exception tracing system applied to home for destitute |
| CN108965717A (en) * | 2018-08-02 | 2018-12-07 | 杜朝阳 | Ring lens camera |
-
2008
- 2008-11-28 CN CN200810227563A patent/CN101753831A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103733234A (en) * | 2011-02-21 | 2014-04-16 | 斯特拉特克系统有限公司 | A surveillance system and a method for detecting a foreign object, debris, or damage in an airfield |
| CN103733234B (en) * | 2011-02-21 | 2017-05-10 | 斯特拉特克系统有限公司 | A surveillance system and a method for detecting a foreign object, debris, or damage in an airfield |
| CN104135653A (en) * | 2014-08-15 | 2014-11-05 | 魏鹏 | Sound localization and video linkage platform |
| WO2016131361A1 (en) * | 2015-07-29 | 2016-08-25 | 中兴通讯股份有限公司 | Monitoring system and method |
| CN106412488A (en) * | 2015-07-29 | 2017-02-15 | 中兴通讯股份有限公司 | Monitoring system and method |
| CN108171930A (en) * | 2018-02-01 | 2018-06-15 | 杭州球帆科技有限公司 | A kind of old man's exception tracing system applied to home for destitute |
| CN108965717A (en) * | 2018-08-02 | 2018-12-07 | 杜朝阳 | Ring lens camera |
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Open date: 20100623 |