CN104506840A - Real-time stereoscopic video stitching device and real-time stereoscopic video feature method - Google Patents
Real-time stereoscopic video stitching device and real-time stereoscopic video feature method Download PDFInfo
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Abstract
The invention relates to a real-time stereoscopic video stitching device. The device comprises a stereoscopic camera device used for collecting video data in a monitoring place in real time, a real-time video stitching module used for stitching the video data, a stereoscopic video processing module used for processing panoramic real-time stereoscopic video and a video monitoring display module used for invoking optimal observation point pictures for users. The invention further relates to a real-time stereoscopic video feature method. By the real-time stereoscopic video stitching device, larger picture content can be obtained, so that information amount of live image information is increased to some extent, and useful information of live scenes is increased; besides, the optimal observation point images in all available front-end video resources in grids are invoked through the real-time stereoscopic video feature method, so that the users can monitor in broad scenes while optimal detail observation effect is acquired.
Description
Technical field
The present invention relates to technical field of video processing, particularly relate to a kind of real time tridimensional video splicing apparatus and close up method.
Background technology
Video monitoring has been widely used in daily life and some special application fields of society.Simultaneously people's huge power of also seeing video monitoring with to the tremendous contribution done by human society.Current Video Supervision Technique substantially all based on simple eye picture pick-up device, acquisition be all the image of a viewpoint.The live state information data of image definition or photographed scene all have certain loss.
In recent years, along with popularizing of 3 D stereo application, the research of stereoscopic image and video starts to become focus.Three-dimensional video-frequency technology (3D video technique) is the developing direction of Future Multimedia technology, and three-dimensional video-frequency can provide relief Novel video technology.Compared with single channel video, three-dimensional video-frequency generally has two passages, and data volume will be far longer than single channel video.The third dimension that three-dimensional video-frequency can provide human vision to experience.The application relevant to image and video is also constantly being widened, such as: digital television broadcasting, and video request program, long-distance education and medical treatment, wireless multimedia communication etc.
In large-range monitoring occasion, the monitoring of stereoscopic full views scope should be obtained, obtain the details of local again, use single equipment to be difficult to accomplish.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of real time tridimensional video splicing apparatus and close up method, larger image content can be obtained, thus improve the amount of information of live image information to a certain extent and increase the useful information of live scene, and the point of observation image of the best in grid in all available head end video resources is called by real time tridimensional video close up method, thus make user while broad scene monitoring, best details observing effect can be obtained.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of real time tridimensional video splicing apparatus, comprises stereo camera apparatus, real-time video concatenation module, three-dimensional video-frequency processing module and video monitoring display module;
Described stereo camera apparatus, for gathering video data in real time in monitoring place, and is sent to described real time tridimensional video concatenation module by this video data;
Described real-time video concatenation module, for being spliced by the described video data sent, through being spliced to form panorama real time tridimensional video splicing picture, realizing real-time three-dimensional video-frequency and showing;
Described three-dimensional video-frequency processing module, for described panorama real time tridimensional video split picture veil is formatted, and give different grids according to different monitoring emergency plan model by front monitoring front-end Resourse Distribute all in monitoring place, make these grids become the elementary cell realizing the local detail observing effect obtaining the best;
Described video monitoring display module, for from grid for user calls best point of observation picture.
The invention has the beneficial effects as follows: larger image content can be obtained by real time tridimensional video splicing apparatus, thus improve the amount of information of live image information to a certain extent and increase the useful information of live scene, and the point of observation image of the best in grid in all available head end video resources is called by real time tridimensional video close up method, thus make user while broad scene monitoring, best details observing effect can be obtained.
On the basis of technique scheme, the present invention can also do following improvement.
Further, for user calls best point of observation picture from grid, be implemented as: be that user calls best point of observation picture by front monitoring front-end resources all in grid according to the system of selection of ABVPS automatic optimal point of observation.
Grid image to be amplified to according to the observation habit of user by ABVPS (Automatic Best View Point Selection) automatic optimal point of observation system of selection can see local message clearly by point of observation image call best in available head end video resources all in certain grid, by the described point of observation image calling the best in grid in all available head end video resources.
The system of selection of ABVPS automatic optimal point of observation detects pedestrian by hog+svm algorithm in monitored picture, and obtain pedestrian position, multiple target then camera carries out poll, and namely camera is to each target observations after 10 seconds, then observes next target.
Obtain focus according to ABVPS, such as, obtain focus by the mode of pedestrian detection, when there is multiple focus, adopt the mode of poll, obtain monitoring emergency plan model.
Further, described front monitoring front-end resource comprises video information, facility information, control information and video interlink warning message.
Further, described stereo camera apparatus comprises shooting part, disk fixed mount, support bar and fixing foot rest, described support bar is fixed on described fixing foot rest, described support bar through described disk fixed mount the center of circle and described disk fixed mount is fixed on described support bar, described shooting part is arranged on described disk fixed mount.
Further, described shooting part is provided with multiple, and described disk fixed mount is also provided with multiple, and the quantity of described shooting part is identical with the quantity of described disk fixed mount, and multiple described disk fixed mount coaxial line is arranged on described support bar.
Further, multiple described shooting part is positioned on same axis, and has different camera angle.
Further, the distance between two adjacent described shooting parts is less than 2.5m.
Further, described shooting part comprises gun type camera or ball-shaped camera.
Another technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of real time tridimensional video close up method, adopts described real time tridimensional video splicing apparatus, comprises the steps:
Steps A: stereo camera apparatus gathers video data in real time in monitoring place, and this video data is sent to described real time tridimensional video concatenation module;
Step B: the described video data sent splices by real-time video concatenation module, through being spliced to form panorama real time tridimensional video splicing picture;
Step C: described panorama real time tridimensional video split picture veil is formatted by three-dimensional video-frequency processing module, and give different grids according to different monitoring emergency plan model by front monitoring front-end Resourse Distribute all in monitoring place;
Step D: video monitoring display module from grid for user calls best point of observation picture.
On the basis of technique scheme, the present invention can also do following improvement.
Further, in described step D from grid for user calls best point of observation picture, be implemented as: be that user calls best point of observation picture by front monitoring front-end resources all in grid according to the system of selection of ABVPS automatic optimal point of observation.
Accompanying drawing explanation
Fig. 1 is the module frame chart of real time tridimensional video splicing apparatus of the present invention;
Fig. 2 is the structural representation of stereo camera apparatus of the present invention;
Fig. 3 is the method flow diagram of real time tridimensional video close up method of the present invention.
In accompanying drawing, the component names representated by each mark is as follows:
1, stereo camera apparatus, 2, real-time video concatenation module, 3, three-dimensional video-frequency processing module, 4, video monitoring display module, 101, shooting part, 102, disk fixed mount, 103, support bar, 104, fixing foot rest.
Embodiment
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, a kind of real time tridimensional video splicing apparatus, comprises stereo camera apparatus 1, real-time video concatenation module 2, three-dimensional video-frequency processing module 3 and video monitoring display module 4;
Described stereo camera apparatus 1, for gathering video data in real time in monitoring place, and is sent to described real time tridimensional video concatenation module 2 by this video data;
Described real-time video concatenation module 2, for being spliced by the described video data sent, through being spliced to form panorama real time tridimensional video splicing picture, realizing real-time three-dimensional video-frequency and showing;
Described three-dimensional video-frequency processing module 3, for described panorama real time tridimensional video split picture veil is formatted, and give different grids according to different monitoring emergency plan model by front monitoring front-end Resourse Distribute all in monitoring place, make these grids become the elementary cell realizing the local detail observing effect obtaining the best;
Described video monitoring display module 4, for from grid for user calls best point of observation picture.
For user calls best point of observation picture from grid, be implemented as: be that user calls best point of observation picture by front monitoring front-end resources all in grid according to the system of selection of ABVPS automatic optimal point of observation.
Grid image to be amplified to according to the observation habit of user by ABVPS (Automatic Best View Point Selection) automatic optimal point of observation system of selection can see local message clearly by point of observation image call best in available head end video resources all in certain grid, by the described point of observation image calling the best in grid in all available head end video resources.
The system of selection of ABVPS automatic optimal point of observation detects pedestrian by hog+svm algorithm in monitored picture, and obtain pedestrian position, multiple target then camera carries out poll, and namely camera is to each target observations after 10 seconds, then observes next target.
Obtain focus according to ABVPS, such as, obtain focus by the mode of pedestrian detection, when there is multiple focus, adopt the mode of poll, obtain monitoring emergency plan model.
Described front monitoring front-end resource comprises video information, facility information, control information and video interlink warning message.
As shown in Figure 2, described stereo camera apparatus 1 comprises shooting part 101, disk fixed mount 102, support bar 103 and fixing foot rest 104, described support bar 103 is fixed on described fixing foot rest 104, described support bar 103 through described disk fixed mount 102 the center of circle and described disk fixed mount 102 is fixed on described support bar 103, described shooting part 101 is arranged on described disk fixed mount 102.
Described shooting part 101 is provided with multiple, and described disk fixed mount 102 is also provided with multiple, and the quantity of described shooting part 101 is identical with the quantity of described disk fixed mount 102, and multiple described disk fixed mount 102 coaxial line is arranged on described support bar 103.
Multiple described shooting part 101 is positioned on same axis, and has different camera angle.
Distance between adjacent two described shooting parts 101 is less than 2.5m.
Described shooting part 101 comprises gun type camera or ball-shaped camera.
As shown in Figure 3, a kind of real time tridimensional video close up method, adopts real time tridimensional video splicing apparatus, comprises the steps:
Steps A: stereo camera apparatus gathers video data in real time in monitoring place, and this video data is sent to described real time tridimensional video concatenation module;
Step B: the described video data sent splices by real-time video concatenation module, through being spliced to form panorama real time tridimensional video splicing picture;
Step C: described panorama real time tridimensional video split picture veil is formatted by three-dimensional video-frequency processing module, and give different grids according to different monitoring emergency plan model by front monitoring front-end Resourse Distribute all in monitoring place;
Step D: video monitoring display module from grid for user calls best point of observation picture.
In described step D from grid for user calls best point of observation picture, be implemented as: be that user calls best point of observation picture by front monitoring front-end resources all in grid according to the system of selection of ABVPS automatic optimal point of observation.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a real time tridimensional video splicing apparatus, is characterized in that, comprises stereo camera apparatus (1), real-time video concatenation module (2), three-dimensional video-frequency processing module (3) and video monitoring display module (4);
Described stereo camera apparatus (1), for gathering video data in real time in monitoring place, and is sent to described real time tridimensional video concatenation module (2) by this video data;
Described real-time video concatenation module (2), for being spliced by the described video data sent, through being spliced to form panorama real time tridimensional video splicing picture;
Described three-dimensional video-frequency processing module (3), for being formatted by described panorama real time tridimensional video split picture veil, and gives different grids according to different monitoring emergency plan model by front monitoring front-end Resourse Distribute all in monitoring place;
Described video monitoring display module (4), for from grid for user calls best point of observation picture.
2. real time tridimensional video splicing apparatus according to claim 1, it is characterized in that, for user calls best point of observation picture from grid, be implemented as: be that user calls best point of observation picture by front monitoring front-end resources all in grid according to the system of selection of ABVPS automatic optimal point of observation.
3. real time tridimensional video splicing apparatus according to claim 1 and 2, is characterized in that, described front monitoring front-end resource comprises video information, facility information, control information and video interlink warning message.
4. real time tridimensional video splicing apparatus according to claim 1, it is characterized in that, described stereo camera apparatus (1) comprises shooting part (101), disk fixed mount (102), support bar (103) and fixing foot rest (104), described support bar (103) is fixed on described fixing foot rest (104), described support bar (103) through described disk fixed mount (102) the center of circle and described disk fixed mount (102) is fixed on described support bar (103), described shooting part (101) is arranged on described disk fixed mount (102).
5. real time tridimensional video splicing apparatus according to claim 4, it is characterized in that, described shooting part (101) is provided with multiple, described disk fixed mount (102) is also provided with multiple, and the quantity of described shooting part (101) is identical with the quantity of described disk fixed mount (102), multiple described disk fixed mount (102) coaxial line is arranged on described support bar (103).
6. real time tridimensional video splicing apparatus according to claim 5, is characterized in that, multiple described shooting part (101) is positioned on same axis, and has different camera angle.
7. real time tridimensional video splicing apparatus according to claim 5, is characterized in that, the distance between two adjacent described shooting parts (101) is less than 2.5m.
8. the real time tridimensional video splicing apparatus according to any one of claim 4 to 7, is characterized in that, described shooting part (101) comprises gun type camera or ball-shaped camera.
9. a real time tridimensional video close up method, is characterized in that, adopts arbitrary described real time tridimensional video splicing apparatus in claim 1 to 8, comprises the steps:
Steps A: stereo camera apparatus gathers video data in real time in monitoring place, and this video data is sent to described real time tridimensional video concatenation module;
Step B: the described video data sent splices by real-time video concatenation module, through being spliced to form panorama real time tridimensional video splicing picture;
Step C: described panorama real time tridimensional video split picture veil is formatted by three-dimensional video-frequency processing module, and give different grids according to different monitoring emergency plan model by front monitoring front-end Resourse Distribute all in monitoring place;
Step D: video monitoring display module from grid for user calls best point of observation picture.
10. real time tridimensional video close up method according to claim 9, it is characterized in that, in described step D from grid for user calls best point of observation picture, be implemented as: be that user calls best point of observation picture by front monitoring front-end resources all in grid according to the system of selection of ABVPS automatic optimal point of observation.
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