CN103607543A - Video synopsis method, system thereof, video monitoring method and system thereof - Google Patents
Video synopsis method, system thereof, video monitoring method and system thereof Download PDFInfo
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Abstract
The invention discloses a video synopsis method, a system thereof, a video monitoring method and a system thereof. The video synopsis method comprises the steps of dividing each frame of video image into three or more groups of video pictures, carrying out synopsis processing on each group of video pictures in a parallel way to form the corresponding synopsis pictures, and carrying out synchronous combination on the corresponding synopsis pictures to be a frame of video picture. Through the implementation of the video synopsis method, the system thereof, the video monitoring method and the system, the real-time synopsis efficiency of the video image can be improved, and thus efficiency of video image monitoring can be raised.
Description
Technical field
The present invention relates to technical field of video processing, particularly relate to a kind of video method for concentration, system and video frequency monitoring method and system.
Background technology
In current video processing technique, in order to improve amount of information, conventional is video concentration technique: first by each two field picture in video image is carried out to moving target analysis, extract moving target, then the movement locus of each target is analyzed, different targets is spliced in a common background scene, and they are combined in some way.
But existing video concentration technique is video post-processing technology, cannot to the vision signal gathering, compress real-time, treatment effeciency is low in real time.
Summary of the invention
Based on this, being necessary, for the low problem of the real-time treatment effeciency of above-mentioned video concentration technique, provides a kind of video method for concentration, system and video frequency monitoring method and system.
A video method for concentration, comprises the following steps:
Every frame video image is divided into more than two groups video pictures;
Walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, form corresponding concentrated picture;
The concentrated picture synchronization of described correspondence is merged into a frame video image.
A video concentration systems, comprising:
Cut apart module, for every frame video image is divided into more than two groups video pictures;
Concentrated module, carries out concentration for parallel to the video pictures of respectively organizing of cutting apart, and forms corresponding concentrated picture;
Merge module, for the concentrated picture synchronization of correspondence is merged into a frame video image.
The method and system that above-mentioned video is concentrated, every frame video image is being divided into after more than two groups video pictures, adopt parallel mode to carry out concentration to the video pictures of cutting apart, and then synchronously merge into a frame video image, can accelerate the treatment effeciency of concentrated video image.
A video frequency monitoring method, comprises the following steps:
Every frame video image in the video image of the first camera head collection is divided into more than two groups video pictures;
Walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, form corresponding concentrated picture;
The concentrated picture synchronization of correspondence is merged into a frame video image;
In viewing area, show the video image after synchronous merging.
A video monitoring system, comprising:
Cut apart module, for the every frame video image of the video image of the first camera head collection is divided into more than two groups video pictures;
Concentrated module, carries out concentration for parallel to the video pictures of respectively organizing of cutting apart, and forms corresponding concentrated picture;
Merge module, for the concentrated picture synchronization of correspondence is merged into a frame video image;
The first display module, for showing the video image after merging in viewing area.
Above-mentioned video frequency monitoring method and system, by every frame video image in the video image of camera head collection being divided into more than two groups video pictures, parallel the video pictures of organizing of cutting apart is carried out concentration, the concentrated picture synchronization of correspondence is merged into a frame video image shows in viewing area, viewing area of the same area can show more vision signals more quickly, make supervisory control system grasp more field conditions of guarded region, greatly improved real-time and the monitoring efficiency of video monitoring.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of video method for concentration the first execution mode of the present invention;
Fig. 2 is the structural representation of video concentration systems the first execution mode of the present invention;
Fig. 3 is the schematic flow sheet of video frequency monitoring method the first execution mode of the present invention;
Fig. 4 is the schematic diagram of viewing area in the video frequency monitoring method of Fig. 3 of the present invention;
Fig. 5 is the schematic flow sheet of video frequency monitoring method the second execution mode of the present invention;
Fig. 6 is the structural representation of video monitoring system the first execution mode of the present invention;
Fig. 7 is the structural representation of video monitoring system the second execution mode of the present invention.
Embodiment
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of video method for concentration the first execution mode of the present invention.
The described video method for concentration of present embodiment comprises the following steps:
The concentrated method of video described in present embodiment, every frame video image is being divided into after more than two groups video pictures, adopt parallel mode to carry out concentration to the video pictures of cutting apart, and then synchronously merge into a frame video image, can accelerate the treatment effeciency of concentrated video image.
Wherein, for step 101, can set video pictures group number according to the demand of the concentrated concrete application of video, preferably every frame video image is divided into four groups of video pictures.
Preferably, one group of video pictures comprises at least one video pictures of same frame video image.
For step 102, walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration: synchronously the video pictures of respectively organizing of same frame video image is carried out to concentration.
Preferably, the frame number of parallel concentrated image can be multiframe, as the every two field picture in the image gathering in harvester 10 minutes is all divided into after more than two groups video pictures, the parallel video pictures of organizing to every two field picture carries out concentration again, the concentrated concentrated picture that forms correspondence, as each frame is divided into four groups of video pictures, after parallel concentration, form four groups of corresponding concentrated pictures.
In one embodiment, can use plural graphic process unit to walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, form corresponding concentrated picture, wherein, a graphic process unit is only processed one group of video pictures of same frame video image.
In other embodiments, also can synchronously to the video pictures of respectively organizing of same frame video image, carry out concentration by a processing apparatus.
For step 103, cut apart the corresponding one group of concentrated picture of one group of video pictures of same frame video image gained.
In one embodiment, in plural graphic process unit, walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, form after corresponding concentrated picture, can drive synchronization program by server, in a graphic process unit, the concentrated picture that each image processor is synchronously concentrated is merged into same frame video image.
Refer to Fig. 2, Fig. 2 is the structural representation of video concentration systems the first execution mode of the present invention.
The described video concentration systems of present embodiment comprises to be cut apart module 100, concentrated module 200 and merges module 300, wherein:
Cut apart module 100, for every frame video image is divided into more than two groups video pictures.
Concentrated module 200, carries out concentration for parallel to the video pictures of respectively organizing of cutting apart, and forms corresponding concentrated picture.
Merge module 300, for the concentrated picture synchronization of described correspondence is merged into a frame video image.
The concentrated system of video described in present embodiment, every frame video image is being divided into after more than two groups video pictures, adopt parallel mode to carry out concentration to the video pictures of cutting apart, and then synchronously merge into a frame video image, can accelerate the treatment effeciency of concentrated video image.
Wherein, for cutting apart module 100, can set the group number of video pictures according to the demand of the concentrated concrete application of video, preferably every frame video image is divided into four groups of video pictures.
Preferably, one group of video pictures comprises at least one video pictures of same frame video image.
For concentrated module 200, walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration: synchronously the video pictures of respectively organizing of same frame video image is carried out to concentration.
Preferably, the frame number of parallel concentrated image can be multiframe, as the every two field picture in the image gathering in harvester 10 minutes is all divided into after more than two groups video pictures, the parallel video pictures of organizing to every two field picture carries out concentration again, the concentrated concentrated picture that forms correspondence, as each frame is divided into four groups of video pictures, after parallel concentration, form four groups of corresponding concentrated pictures.
In one embodiment, concentrated module 200 can comprise plural image processor, can use plural graphic process unit to walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, form corresponding concentrated picture, wherein, graphic process unit is only processed one group of video pictures of same frame video image.
In other embodiments, concentrated module 200 also can comprise a processing apparatus, by a processing apparatus, synchronously the video pictures of respectively organizing of same frame video image is carried out to concentration.
For synchronization module 300, cut apart the corresponding one group of concentrated picture of one group of video pictures of same frame video image gained.
In one embodiment, synchronization module 300 can walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration in plural graphic process unit, form after corresponding concentrated picture, by server, drive synchronization program, in a graphic process unit, the concentrated picture that each image processor is synchronously concentrated is merged into same frame video image.
Refer to Fig. 3, Fig. 3 is the schematic flow sheet of video frequency monitoring method the first execution mode of the present invention.
The described video frequency monitoring method of present embodiment comprises the following steps:
Video frequency monitoring method described in present embodiment, by every frame video image in the video image of camera head collection being divided into more than two groups video pictures, parallel the video pictures of organizing of cutting apart is carried out concentration, the concentrated picture synchronization of correspondence is merged into a frame video image shows in viewing area, viewing area of the same area can show more vision signals more quickly, make supervisory control system grasp more field conditions of guarded region, greatly improved real-time and the monitoring efficiency of video monitoring.
Wherein, for step 301, identical with the step 101 in the first execution mode of the method for concentration of video shown in Fig. 1.
Preferably, described the first camera head is the camera head that needs the guarded region of key monitoring.
At an embodiment, video frequency monitoring method described in present embodiment, is carrying out describedly by before in the video image of the first camera head collection, every frame video image is divided into the step of more than two groups video pictures, also can comprise the following steps:
The video image of the second camera head collection is presented to the real-time guarded region in mosaic display screen in real time; Or,
GIS map is presented to the signal source region of described mosaic display screen, wherein, in described GIS map, is provided with shooting sign and/or with each guarded region corresponding area identification corresponding with each camera head.
Wherein, described the second camera head is not preferably same camera head with described the first camera head, described GIS map is 2D or the 3D GIS block diagram layer of pre-stored different accuracy, figure layer piecemeal preferably 256 * 256, support the zoom operations of combination to GIS, support high score GIS to show, and be not only to zoom in or out picture.
For step 302, identical with the step 102 in the first execution mode of the method for concentration of video shown in Fig. 1.
Preferably, the video image of described the first camera head collection can be multi-frame video image, and the parallel video that carries out of video pictures of organizing of every frame video pictures gained concentrates.The video image of the first camera head collection can comprise rgb signal, camera head monitor vision signal and other the vision signal etc. of computer.
For step 303, identical with the step 103 in the first execution mode of the method for concentration of video shown in Fig. 1.
For step 304, described viewing area is preferably the summary viewing area of mosaic display screen, the viewing area of display that also can other models.Described mosaic display screen is preferably supported Vlink operation.As on high score GIS map, mark camera position, a certain highlight color (as green) shows the current camera that carries out video analysis, it is concentrated to carry out video that client also can manually add or delete certain target camera, forms concentrated list of videos.The camera marking on high score GIS map can represent that by different modes field condition is normal, abnormal or have abnormal sign.As just conventional green mark camera, red flicker represent extremely to occur, red mark represents abnormal sign appearance etc.
In one embodiment, viewing area of the present invention as shown in Figure 4, be divided into cue field and signal source represents district, described cue field comprises implements video monitoring district (viewing area in real time), video frequency abstract broadcast area (summary play area), can be in real time, comprehensively show that the vision signal of collection reads for monitor staff.
Refer to Fig. 5, Fig. 5 is the schematic flow sheet of video frequency monitoring method the second execution mode of the present invention.
The video frequency monitoring method of present embodiment is with the difference of the first execution mode: described corresponding concentrated picture synchronization is merged into the step of a frame video image after, further comprising the steps of:
Video frequency monitoring method described in present embodiment, for different guarded regions, set different early-warning conditions, can greatly promote video Study on Trend and predetermined speed, some abnormal conditions are carried out to real-time monitoring and alarm, organically PASSIVE SURVEILLANCE is monitored and combined with active, Surveillance center can give warning in advance and dispatch control, and response fast, promote the resultant effect that emergency scheduling is commanded.
Wherein, for step 501, wherein, when described the first guarded region is when abnormal, can by shooting sign corresponding with described the first camera head on described GIS map, send for indicating the abnormal early warning information of described the first guarded region, as shooting sign flickering display is maybe labeled as early warning look by shooting.
Preferably, early-warning conditions arranges as follows according to different application scenarioss:
Shape recognition: people's face, car plate and body form identification; Feature identification: color, direction of travel, translational speed; Key area: the line of stumbling detects, circumference detects, regional aim Density Detection
As be arranged in the camera (camera head) on square, railway station, stream of people's situation in selective analysis railway station; Be arranged in the camera of highway, selective analysis vehicular traffic vehicle flowrate; Be arranged in the camera of school, selective analysis abnormal personnel haunt, as hover, stop and run, and in key area, stumble line and circumference of selective analysis region detects etc.
In one embodiment, carrying out described transmission for after indicating the step of the abnormal early warning information of described the first guarded region, further comprising the steps of:
Video frequency monitoring method described in the present embodiment, can present to monitor staff intuitively by the real-time video information corresponding with prewarning area and anomalous video, facilitates follow-up scheduling.
Wherein, can carry out predetermined registration operation (as clicked shooting sign) by the shooting sign to corresponding with described the first camera head on GIS map, the realtime graphic information of described the first camera head collection and corresponding anomalous video are presented on mosaic display screen.
Refer to Fig. 6, Fig. 6 is the structural representation of video monitoring system the first execution mode of the present invention.
The described video monitoring system of present embodiment comprises cuts apart module 610, concentrated module 620, merging module 630 and the first display module 640, wherein:
Cut apart module 610, for the every frame video image of the video image of the first camera head collection is divided into more than two groups video pictures.
Merge module 630, the concentrated picture synchronization of correspondence is merged into a frame video image.
First shows mould 640, in viewing area, shows the video image after synchronous merging.
Video monitoring system described in present embodiment, by every frame video image in the video image of camera head collection being divided into more than two groups video pictures, parallel the video pictures of organizing of cutting apart is carried out concentration, the concentrated picture synchronization of correspondence is merged into a frame video image shows in viewing area, viewing area of the same area can show more vision signals more quickly, make supervisory control system grasp more field conditions of guarded region, greatly improved real-time and the monitoring efficiency of video monitoring.
Wherein, for cutting apart module 610, identical with the function of cutting apart module 100 in the first execution mode of the concentration systems of video shown in Fig. 2.
Preferably, described the first camera head is the camera head that needs the guarded region of key monitoring.
At an embodiment, video frequency monitoring method described in present embodiment, is carrying out describedly by before in the video image of the first camera head collection, every frame video image is divided into the step of more than two groups video pictures, also can comprise the following steps:
The video image of the second camera head collection is presented to the real-time guarded region in mosaic display screen in real time; Or,
GIS map is presented to the signal source region of described mosaic display screen, wherein, in described GIS map, is provided with shooting sign and/or with each guarded region corresponding area identification corresponding with each camera head.
Wherein, described the second camera head is not preferably same camera head with described the first camera head, described GIS map is 2D or the 3D GIS block diagram layer of pre-stored different accuracy, figure layer piecemeal preferably 256 * 256, support the zoom operations of combination to GIS, support high score GIS to show, and be not only to zoom in or out picture.
For concentrated module 620, identical with the function of concentrated module 200 in the first execution mode of the concentration systems of video shown in Fig. 2.
Preferably, the video image of described the first camera head collection can be multi-frame video image, and the parallel video that carries out of video pictures of organizing of every frame video pictures gained concentrates.The video image of the first camera head collection can comprise rgb signal, camera head monitor vision signal and other the vision signal etc. of computer.
For merging module 630, identical with the function of merging module 300 in the first execution mode of the concentration systems of video shown in Fig. 2.
For the first demonstration mould 640, described viewing area is preferably the summary viewing area of mosaic display screen, the viewing area of display that also can other models.Described mosaic display screen is preferably supported Vlink operation.As on high score GIS map, mark camera position, a certain highlight color (as green) shows the current camera that carries out video analysis, it is concentrated to carry out video that client also can manually add or delete certain target camera, forms concentrated list of videos.The camera marking on high score GIS map can represent that by different modes field condition is normal, abnormal or have abnormal sign.As just conventional green mark camera, red flicker represent extremely to occur, red mark represents abnormal sign appearance etc.
Refer to Fig. 7, Fig. 7 is the structural representation of video monitoring system the second execution mode of the present invention.
The difference of the video monitoring system of present embodiment and the first execution mode is: also comprise monitoring module 700, for basis and the corresponding early-warning conditions of described the first guarded region, whether the video image of analyzing after synchronous merging is anomalous video, if so, send for indicating the abnormal early warning information of described the first guarded region.
Video monitoring system described in present embodiment, for different guarded regions, set different early-warning conditions, can greatly promote video Study on Trend and predetermined speed, some abnormal conditions are carried out to real-time monitoring and alarm, organically PASSIVE SURVEILLANCE is monitored and combined with active, Surveillance center can give warning in advance and dispatch control, and response fast, promote the resultant effect that emergency scheduling is commanded.
Wherein, for monitoring module 700, be preferably background server, when described the first guarded region is when abnormal, can by shooting sign corresponding with described the first camera head on described GIS map, send for indicating the abnormal early warning information of described the first guarded region, as shooting sign flickering display is maybe labeled as early warning look by shooting.
Preferably, early-warning conditions arranges as follows according to different application scenarioss:
Shape recognition: people's face, car plate and body form identification; Feature identification: color, direction of travel, translational speed; Key area: the line of stumbling detects, circumference detects, regional aim Density Detection
As be arranged in the camera (camera head) on square, railway station, stream of people's situation in selective analysis railway station; Be arranged in the camera of highway, selective analysis vehicular traffic vehicle flowrate; Be arranged in the camera of school, selective analysis abnormal personnel haunt, as hover, stop and run, and in key area, stumble line and circumference of selective analysis region detects etc.
In one embodiment, video monitoring system of the present invention also comprises the second display module, for sending for indicating after the abnormal early warning information of described the first guarded region at monitoring module 700:
The video image of described the first camera head collection is presented in real time to the real-time guarded region of mosaic display screen; And/or,
Described anomalous video is presented to the summary play area of described mosaic display screen.
Video frequency monitoring method described in the present embodiment, can present to monitor staff intuitively by the real-time video information corresponding with prewarning area and anomalous video, facilitates follow-up scheduling.
Wherein, can carry out predetermined registration operation (as clicked shooting sign) by the shooting sign to corresponding with described the first camera head on GIS map, the realtime graphic information of described the first camera head collection and corresponding anomalous video are presented on mosaic display screen.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a video method for concentration, is characterized in that, comprises the following steps:
Every frame video image is divided into more than two groups video pictures;
Walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, form corresponding concentrated picture;
The concentrated picture synchronization of described correspondence is merged into a frame video image.
2. video method for concentration according to claim 1, is characterized in that, in the described step that every frame video image is divided into more than two groups video pictures, every frame video image is divided into four groups of video pictures.
3. a video concentration systems, is characterized in that, comprising:
Cut apart module, for every frame video image is divided into more than two groups video pictures;
Concentrated module, walks abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, forms corresponding concentrated picture;
Merge module, for the concentrated picture synchronization of correspondence is merged into a frame video image.
4. a video frequency monitoring method, is characterized in that, comprises the following steps:
Every frame video image in the video image of the first camera head collection is divided into more than two groups video pictures;
Walk abreast the video pictures of respectively organizing of cutting apart is carried out to concentration, form corresponding concentrated picture;
The concentrated picture synchronization of correspondence is merged into a frame video image;
In viewing area, show the video image after synchronous merging.
5. video frequency monitoring method according to claim 4, is characterized in that, after the described concentrated picture synchronization by correspondence is merged into the step of a frame video image, further comprising the steps of:
According to the corresponding early-warning conditions of described the first guarded region, whether the video image of analyzing after synchronous merging is anomalous video, if so, sends for indicating the abnormal early warning information of described the first guarded region.
6. video frequency monitoring method according to claim 5, is characterized in that, is carrying out described transmission for after indicating the step of the abnormal early warning information of described the first guarded region, further comprising the steps of:
The video image of described the first camera head collection is presented in real time to the real-time guarded region of mosaic display screen; And/or,
Described anomalous video is presented to the summary play area of described mosaic display screen.
7. according to the video frequency monitoring method described in any one in claim 4 to 6, it is characterized in that, described by before in the video image of the first camera head collection, every frame video image is divided into the step of more than two groups video pictures, further comprising the steps of in execution:
The video image of the second camera head collection is presented to the real-time guarded region in mosaic display screen in real time; Or,
GIS map is presented to the signal source region of described mosaic display screen, wherein, in described GIS map, is provided with shooting sign and/or with each guarded region corresponding area identification corresponding with each camera head.
8. a video monitoring system, is characterized in that, comprising:
Cut apart module, for the every frame video image of the video image of the first camera head collection is divided into more than two groups video pictures;
Concentrated module, carries out concentration for parallel to the video pictures of respectively organizing of cutting apart, and forms corresponding concentrated picture;
Merge module, for the concentrated picture synchronization of correspondence is merged into a frame video image;
The first display module, for showing the video image after merging in viewing area.
9. video monitoring system according to claim 8, it is characterized in that, also comprise monitoring module, for basis and the corresponding early-warning conditions of described the first guarded region, whether the video image of analyzing after synchronous merging is anomalous video, if so, send for indicating the abnormal early warning information of described the first guarded region.
10. video monitoring system according to claim 9, is characterized in that, also comprises the second display module, for:
The video image of described the first camera head collection is presented in real time to the real-time guarded region of mosaic display screen;
And/or, described anomalous video is presented to the summary play area of described mosaic display screen.
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| CN109803067A (en) * | 2017-11-16 | 2019-05-24 | 富士通株式会社 | Video concentration method, video enrichment facility and electronic equipment |
| CN109963111A (en) * | 2017-12-14 | 2019-07-02 | 游丰安 | Clustering safety management system |
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