CN101719130A - Implementation method of Street View and implementation system thereof - Google Patents
Implementation method of Street View and implementation system thereof Download PDFInfo
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- CN101719130A CN101719130A CN200910178390A CN200910178390A CN101719130A CN 101719130 A CN101719130 A CN 101719130A CN 200910178390 A CN200910178390 A CN 200910178390A CN 200910178390 A CN200910178390 A CN 200910178390A CN 101719130 A CN101719130 A CN 101719130A
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Abstract
The invention discloses an implementation method of Street View, which comprises the following steps: A. a collecting device carrying a GPS module dynamically collects street view media data and geographic location information and submits to a central platform; B. the central platform stores the street view media data as a videotape file and records the corresponding relation between the videotape file and the geographic location information; and C. the central platform inquires and plays the corresponding videotape file according to the geographic location information to be browsed. The inventive implementation method of Street View and implementation system thereof are easy and feasible.
Description
Technical field
The present invention relates to multimedia technology field, be specifically related to a kind of implementation method and realization system of streetscape map.
Background technology
Continuous development along with the internet, people are extensive day by day to the application of network, characteristics such as electronic chart is directly perceived to show, feature richness, quantity of information is sufficient, information updating is fast, gradually by the widespread use of people institute, utilize electronic chart, the inquiry of numerous life informations such as the user can convenient and swiftly carry out geography, position, drives, public transport.
The streetscape map is an application based on electronic map technique that comes into vogue in recent years, 2007, Google company under release streetscape view function in Google Maps and the Google earth product, make this technology popular rapidly, the streetscape map allows the user can inspect the scenery of street diverse location on the selected urban ground and both sides thereof, makes the home-confined experience street outdoor scene that just can be on the spot in person of user.Streetscape Map Services provider number is quite few at present, and wherein very important reasons is because technology is too complicated, system's construction cost is high, has only the only a few business tycoon that such service can be provided.
How the simple and easy streetscape map of realizing effectively is the key of streetscape map universalness, and this problem to be solved in the present invention just.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of implementation method and realization system of streetscape map, with the realization streetscape map of simple and feasible.
For solving above technical matters, the invention provides a kind of implementation method of streetscape map, this method comprises:
A, the collecting device dynamic acquisition streetscape media data that carries the GPS module and geographical location information also are uploaded to central platform;
B, described central platform save as video file with the streetscape media data, and the corresponding relation of record video file and geographical location information;
C, described central platform are according to the geographical location information that will browse, and inquiry is also play corresponding video file.
Further, described collecting device comprises camera, scrambler and GPS module, and steps A specifically comprises:
A1, described camera are dynamically taken the streetscape image;
The image that A2, described scrambler are taken described camera is encoded, and regularly obtains current geographical location information by described GPS module simultaneously;
A3, described scrambler are uploaded to central platform by the media data of network after with address location information and coding, and described address location information adopts independent channel to upload, or uploads with media data.
Further, in the steps A, described collecting device comprises a plurality of cameras, and described a plurality of cameras are taken the streetscape image of different directions simultaneously; Among the step B, the media data that described central platform is gathered described a plurality of cameras simultaneously saves as one group of video file, and the same group of corresponding same address location of video file information; Among the step C, when browsing the streetscape map, described central platform is play in same group of video file of described address location information correspondence or same group the part file of recording a video simultaneously.
Further, step C specifically comprises:
C1, propose to browse the streetscape such map requests to described central platform when terminal is browsed electronic chart, wherein carry the geographical location information that to browse;
The video file that C2, described central platform mate according to described address location information retrieval;
C3, described central platform play or play automatically the video file of coupling according to the browse request of terminal.
Further, among the step C1, described address location information comprises starting point geographical location information and terminal point geographical location information; Among the step C2, described central platform is according to the geographical location information of described starting point and terminal point, calculate best browse path, according to the many group video file of this browse path search, respectively organize video file according to the Search Results played in order afterwards again with this browse path coupling.
Further, after the step B, central platform fits to curve with the geographical location information of gathering, and is presented on the electronic chart.
Further, in the steps A, described collecting device collection and the information of uploading also comprise translational speed, position angle or acquisition time; Among the step B, comprise translational speed, position angle or acquisition time in the corresponding relation that described central platform is preserved; Among the step C, described terminal also comprises translational speed, position angle or acquisition time to browsing of central platform transmission in the streetscape such map requests, or by after the selection of central platform prompt terminal, the video file of coupling is also play in retrieval.
For solving above technical matters, the present invention also provides a kind of realization system of streetscape map, and this system comprises collecting device and central platform, wherein:
Described collecting device is used for dynamic acquisition and uploads media data and the geographical location information that streetscape is recorded a video to described central platform;
Described central platform, the media data that the streetscape that is used for that described collecting device is uploaded is recorded a video saves as video file, preserves the corresponding relation in video file and geographic position simultaneously; And the video file that will browse geographic location information query and broadcast correspondence according to the user.
Further, described collecting device comprises camera, GPS module and the scrambler that is connected with the GPS module with described camera, wherein:
Described camera is used for dynamic acquisition streetscape image;
Described GPS module is used to gather current geographical location information;
The streetscape picture coding that described scrambler is used for described camera collection is the streetscape media data, and by network the address location information of described GPS module collection and the media data behind the coding is uploaded to central platform.
Further, described collecting device comprises a plurality of cameras, and described a plurality of cameras are taken the streetscape image of different directions simultaneously; The media data that described streaming media server is gathered described a plurality of cameras simultaneously saves as one group of video file, and in the described database, the same group of all corresponding same address location of video file information; Described streaming media server is play in same group of video file or same group the part file of recording a video simultaneously.
Further, described central platform comprises streaming media server, database and the electronic chart server that is connected, wherein:
Described streaming media server, be used to receive streetscape media data and the geographical location information that described collecting device is uploaded, and described streetscape media data saved as video file, the corresponding relation of described video file and geographical location information is kept at described database; Also be used for according to the notice of electronic chart server video file to the terminal plays coupling;
Described database is used to preserve the corresponding relation of video file and geographical location information;
Described electronic chart server is used to show electronic chart, and browses the streetscape such map requests by what the electronic chart receiving terminal proposed, wherein carries the geographical location information that will browse; Also be used for the geographical location information that to browse according to terminal video file, and notify described streaming media server to play the video file of described coupling in described database search matched.
Further, the address location information of browsing in the streetscape such map requests of described terminal proposition comprises starting point geographical location information and terminal point geographical location information; During the video file of described electronic chart server search coupling, elder generation is according to the geographical location information of described starting point and terminal point, calculate best browse path, according to the many group video file of this browse path search with this browse path coupling, the notification streams media server is respectively organized video file according to the Search Results played in order afterwards again.
Further, described electronic chart server also is used for described database the geographical location information of gathering is fitted to curve, is presented on the electronic chart.
The implementation method of streetscape map of the present invention and realization system adopt carries the collecting device dynamic acquisition streetscape image and the geographical location information of GPS GPS (Global Positioning System) module, after preserving the video file of geographical location information and streetscape image, play corresponding video file according to the geographical location information that will browse, thereby effectively realize the structure and the application of streetscape map.The present invention can adopt existing video monitoring system and facility to realize under the prerequisite that does not increase extras, makes full use of existing resource, greatly reduces construction cost.Simultaneously streetscape browse and the analogue navigation function on, complete no interrupted streetscape image can be provided, more coherent than traditional streetscape map view.The inventive method and system realize that basic streetscape is browsed service while simple and feasible, saving realizes cost.
Description of drawings
Fig. 1 is the synoptic diagram of the implementation method of streetscape map of the present invention.
Fig. 2 is the embodiment synoptic diagram of the realization system of streetscape map of the present invention.
Fig. 3 is the treatment scheme synoptic diagram of the implementation method of streetscape map of the present invention.
Fig. 4 is the treatment scheme synoptic diagram of streetscape map analogue navigation of the present invention.
Embodiment
The implementation method of streetscape map of the present invention and realization system, the collecting device dynamic acquisition streetscape image and the geographical location information of GPS GPS (Global Positioning System) module carried in employing, after preserving the video file of geographical location information and streetscape image, play corresponding video file according to the geographical location information that will browse, thereby realize the structure and the application of streetscape map.
The realization system of streetscape map of the present invention comprises collecting device and the central platform that carries the GPS module, and as shown in Figure 1, the implementation method of streetscape map of the present invention comprises:
Step 101: carry the collecting device dynamic acquisition streetscape media data and the geographical location information of GPS module and be uploaded to central platform;
Step 102: described central platform saves as video file with the streetscape media data, and the corresponding relation of record video file and geographical location information;
Step 103: described central platform is according to the geographical location information that will browse, and inquiry is also play corresponding video file.
For realizing above method, the present invention also provides a kind of realization system of streetscape map, and this system comprises collecting device and central platform, wherein:
Described collecting device is used for dynamic acquisition and uploads media data and the geographical location information that streetscape is recorded a video to described central platform; Particularly, collecting device comprises camera, GPS module and the scrambler that is connected with the GPS module with described camera, wherein:
Described camera is used for dynamic acquisition streetscape image; Described collecting device comprises a plurality of cameras, and described a plurality of cameras are taken the streetscape image of different directions simultaneously;
Described GPS module is used to gather current geographical location information;
The streetscape picture coding that described scrambler is used for described camera collection is the streetscape media data, and by network the address location information of described GPS module collection and the media data behind the coding is uploaded to central platform.
Fig. 2 is the application scenarios of preferred embodiment of the realization system of streetscape map of the present invention, collecting device in the present embodiment is one and supports scrambler, a GPS module and 4 cameras of 4 tunnel, and 4 cameras are the top that different directions is installed in the collection car.Can adopt simultaneously support to increase the height of camera, avoid surrounding vehicles to block to influence collection effect.Scrambler links to each other with the GPS module, to obtain current geographic position information in real time.Also can adopt the scrambler that contains built-in GPS module.Scrambler adopts simulating signal certain coding techniques (as MPEG-4 (Moving Picture ExpertGroup-4 in real time, a kind of multimedia application standard) or H.264 (a kind of video compression coding standard)) be converted to digital signal, and be connected with central platform by network, finish registration, media data is uploaded etc., selects H.264 encoding compression standard in the present embodiment for use.
Video monitoring system is the ingredient of security system, has been widely used in many occasions at present, comprises finance, commerce, traffic, dwelling house, community, extends to all trades and professions.Simultaneously along with development of internet technology is constantly accelerated, the wireless encoding device in many instances for example the public transport monitoring also more and more used.Therefore, realize that collecting device of the present invention is effective and feasible.
Described central platform, the media data that the streetscape that is used for that described collecting device is uploaded is recorded a video saves as video file, preserves the corresponding relation in video file and geographic position simultaneously; And the video file that will browse geographic location information query and broadcast correspondence according to the user.
Particularly, the media data that described streaming media server is gathered described a plurality of cameras simultaneously saves as one group of video file, and in the described database, the same group of all corresponding same address location of video file information; Described streaming media server is play in same group of video file or same group the part file of recording a video simultaneously.
As shown in Figure 2, described central platform comprises streaming media server, database and the electronic chart server that is connected, wherein:
Described streaming media server, be used to receive streetscape media data and the geographical location information that described collecting device is uploaded, and described streetscape media data saved as video file, the corresponding relation of described video file and geographical location information is kept at described database; Also be used for according to the notice of electronic chart server video file to the terminal plays coupling;
When collecting device was provided with a plurality of camera, the media data that streaming media server is gathered described a plurality of cameras simultaneously saved as one group of video file, and in the described database, the same group of all corresponding same address location of video file information; Described streaming media server is play in same group of video file or same group the part file of recording a video simultaneously.
Described database is used to preserve the corresponding relation of video file and geographical location information;
Described electronic chart server is used to show electronic chart, and browses the streetscape such map requests by what the electronic chart receiving terminal proposed, wherein carries the geographical location information that will browse; Also be used for the geographical location information that to browse according to terminal video file, and notify described streaming media server to play the video file of described coupling in described database search matched.
Described electronic chart server also is used for described database the geographical location information of gathering is fitted to curve, is presented on the electronic chart.
When realizing the analogue navigation function, the address location information of browsing in the streetscape such map requests that described terminal proposes comprises starting point geographical location information and terminal point geographical location information; During the video file of described electronic chart server search coupling, elder generation is according to the geographical location information of described starting point and terminal point, calculate best browse path, according to the many group video file of this browse path search with this browse path coupling, the notification streams media server is respectively organized video file according to the Search Results played in order afterwards again.
The central platform of present embodiment comprises registrar, media server, electronic chart server and database.Registrar is in charge of the connection between the terminal of collecting device visit central platform.
During the terminal access central platform, electronic chart function in the coupling system and playing back videos function realize streetscape map view and analogue navigation function.
For making the purpose, technical solutions and advantages of the present invention clearer, by the following examples and with reference to accompanying drawing, the present invention is described in more detail.
The implementation method of streetscape map of the present invention as shown in Figure 3, specifically comprises the steps:
The image that step 301, scrambler P acquisition camera are taken is also encoded;
Collecting device is installed a plurality of cameras to take the streetscape image of different directions, preferably, among Fig. 2,4 cameras are installed, 4 cameras are aimed at different directions, are labeled as respectively towards the camera F in the place ahead, towards the camera B at rear, towards the camera L on the left side, towards the camera R on the right.
In order to realize dynamic acquisition, collecting device can be installed in the top of gathering car, carries out dynamic streetscape video recording in the process that the collection car travels on the street, as shown in Figure 2, four cameras of collecting device are aimed at different directions, i.e. vehicle front, vehicle left side, vehicle right side and rear view of vehicle.Scrambler P carries out picture coding simultaneously to 4 road cameras that are installed in roof, adopts H.264 coding standard.
Certainly, for better streetscape result of browse, also can expand to more a plurality of cameras, for example eight.
Scrambler P regularly obtains current geographical location information by the GPS module in above-mentioned picture coding process; Comprise longitude, latitude, for example certain location point can be labeled as (Long1, Lat1).
Scrambler P is connected with central platform by wireless network, and uploads media data behind the coding in real time in media server, and media data can pass through RTP (Real-time Transport Protocol, RTP) agreement to be transmitted.
The geographical location information real-time report that step 304, scrambler P will regularly get access to is given central platform;
Address location information can adopt independent channel to transmit, and also can transmit with media data, as add extended field in RTP packet header.
In this step and step 202,, can obtain " acquisition time " " travel speed " and " position angle " information by the GPS module simultaneously and report in order to obtain better streetscape effect.Like this terminal to browsing in the streetscape such map requests of sending of central platform can also clear and definite translational speed, position angle or acquisition time, or after being selected by the central platform prompt terminal, the video file of coupling is also play in retrieval.
The streaming media server of central platform S saves as video file on the physical medium with the media data that receives, 4 road cameras saved as 4 video files respectively during for example certain was gathered, this 4 each video file is also referred to as one group of video file, is designated as RF1, RB1, RL1, RR1.
Central platform S with the positional information that receives simultaneously and the corresponding relation of video file and video time, is saved in the database in the process of above-mentioned preservation video recording, as ((Long1, Lat1), RF1, RB1, RL1, RR1, Time1); ((Long2, Lat2), RF1, RB1, RL1, RR1, Time2); ((Long3, Lat3), RF2, RB2, RL2, RR2, Time3).
In every record, the corresponding same address location of same group of video file information, as RF1, RB1, RL1, RR1 all corresponding (Long1, Lat1).Browse (Long1, Lat1) during the streetscape map of this position, central platform is play same group of corresponding video file simultaneously, i.e. RF1, RB1, RL1, RR10 can certainly play in same group the part file of recording a video according to different customer demands.
The geographical location information that step 307, electronic chart server will have been gathered fits to curve, and is recorded in the electronic map system of central platform S;
During the electronic chart of terminal browse center platform, demonstration directly perceived can be browsed the route of streetscape map on the electronic chart;
The geographical location information of browsing can be that the demand of terminal basis oneself directly provides, and also can be that central platform is determined according to the selection of terminal on electronic chart.
The terminal user on the collection path of selecting arbitrarily on the electronic chart or showing, select to watch streetscape a bit, the electronic chart server of central platform gets access to the geographic position of this point according to the selection of terminal, for example be designated as (LongDst, LatDst).
The video file that step 310, central platform mate according to described address location information retrieval;
Geographical location information according to the impact point that will browse, the electronic chart server of central platform is retrieved the video file with this location matches in database, during retrieval, and can be according to the strategy of coupling, retrieve immediate record, for example inquire ((Long2, Lat2), RF1, RB1, RL1, RR1, Time2) this record.
In this step, may exist and inquire a plurality of qualified records, for example certain route has carried out repeatedly gathering (as respectively to gathering respectively on daytime and night scene), perhaps there is intersection (as the crossroad) in many routes, can list many data (show acquisition time and gather direction) this moment, allow terminal select to browse.Under the spread scenarios, for the intersection, deflection and the current direction of browsing of user that can be when gathering, the record of coupling carries out corresponding browsing thereby calculate.
After finding the record of coupling, the streaming media server of central platform is the video file of all directions of synchronous playing coupling automatically, also can play according to the browse request of terminal.
In the present embodiment, adopt RTSP (Real Time Stream Protocol, real-time streaming protocol), RTP (Real-time Transport Protocol, the RTP) agreement of Streaming Media to play and control.
In general the browse request of terminal can comprise that stepping is advanced, stepping retreats, advance continuously, retreat continuously etc.Advance and stepping retreats for stepping, can increase stepping step-length function is set, the speed that moves forward and backward with adjusting.For moving forward and backward continuously, translational speed can be set.
The streaming media server of central platform is according to the instruction of terminal, and the broadcast of control video file, as be single frames stepping state promptly plays out behind first two field picture time-out immediately.
When the user selects to move forward and backward operation on the streetscape map, terminal is play corresponding command conversion for video recording VCR (Video Cassette Recorder) control command.
For the stepping forward operation, corresponding to the single frames step-by-step operation in the playing back videos, user's point advances, and then steps to the next frame image.For the stepping back operation,, play key frame frame by frame and show corresponding to the fast reverse operation in the playing back videos.
For " advancing continuously " operation, corresponding to the continuous broadcast in the playing back videos.For " retreating continuously " operation, corresponding to the broadcast that retreats in the playing back videos.And according to the rate travel of advancing continuously He retreating continuously of customer requirements, the playback rate of corresponding different playing back videos.
Traditional streetscape map can only be supported the stepping browsing mode, that is to say when the user initiates one " advancing " order, just advance to next location point and browse, and the user keeps resting on this location point up to initiating new advancing or backward command.Streetscape map of the present invention had both been supported traditional step-type browsing mode, also supported the browsing mode of playing continuously.
Streetscape map view system provides two kinds of browsing modes in the present embodiment, and a kind of is that split screen is browsed, and four picture split screen interfaces for example can be provided, play simultaneously the four directions to video file, need not to provide under this mode to move to left and right-shift operation.
Another kind is the single-image browsing mode, only plays the file of the video recording of a direction at every turn, but the picture of other directions is play on the backstage simultaneously, when the user selects to move to left on the streetscape map, during right-shift operation, switch to adjacent video recording picture.For example for the RF1 in above-mentioned steps 310 outcome record, RB1, RL1,, selecting to move to left to video file when the user browses the RF1 video recording in the RR1 four directions, then switches to the RL1 picture; Selection moves to right, and then switches to the RR1 picture.
Under the spread scenarios, if adopt when gathering from all directions to or more, then can provide more level and smooth moving to left and move to right to switch and experience.
By the streetscape map of browsing a certain geographic position, the present invention can also realize the analogue navigation of streetscape map except above.As shown in Figure 4, the analogue navigation function of streetscape map of the present invention is achieved in that
Terminal enters the analogue navigation function interface, selects starting point and terminal point, gets access to 2 corresponding geographic position according to electronic map system.
The electronic chart server of step 402, central platform calculates best browse path according to the geographic position of starting point and terminal point;
Computing method can adopt shortest path first, as " Dijkstra (Di Jiesitela) algorithm ".
Step 403: the electronic chart server is according to the many group video file of best browse path search with this browse path coupling;
The best browse path that step 402 calculates is exactly one group of geographical location information.Step 403 searches out one group of corresponding video file according to this group geographical location information, and searching method is exactly the corresponding relation according to video file and geographic position.
Step 404: central platform is play to terminal order according to Search Results and is respectively organized video file.
Many groups video file according to the best browse path coupling of initial point and final position information calculations is as follows: (RF1, RB1, RL1, RR1, time1, time2), (RF2, RB2, RL2, RR2, time3, time4), (RF3, RB3, RL3, RR3, time5, time6), streaming media server is according to this result for retrieval, and promptly the above-mentioned video file of played in order is promptly finished the analogue navigation function.
The result that search is come out is one group of video file, wherein wall scroll is as (RF1, RB1, RL1, RR1, time1, time2) may not be the integral body of certain video file, but corresponding certain video file is wherein a bit of, the video recording in time1 and the time2 time period scope just, during analogue navigation, the video recording that can only play this intermediate ends gets final product.
Can align opposite direction respectively when gathering for a certain street and gather, when analogue navigation, the preferential broadcast gathered both identical video files of direction and goal path direction.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
The implementation method of streetscape map of the present invention and realization system adopt carries the GPS GPS, Global Positioning System) the collecting device dynamic acquisition streetscape image and the geographical location information of module, after preserving the video file of geographical location information and streetscape image, play corresponding video file according to the geographical location information that will browse, thereby effectively realize the structure and the application of streetscape map.The present invention can adopt existing video monitoring system and facility to realize under the prerequisite that does not increase extras, makes full use of existing resource, greatly reduces construction cost.Simultaneously streetscape browse and the analogue navigation function on, complete no interrupted streetscape image can be provided, more coherent than traditional streetscape map view.The inventive method and system realize that basic streetscape is browsed service while simple and feasible, saving realizes cost.
Claims (13)
1. the implementation method of a streetscape map is characterized in that, this method comprises:
A, the collecting device dynamic acquisition streetscape media data that carries the GPS module and geographical location information also are uploaded to central platform;
B, described central platform save as video file with the streetscape media data, and the corresponding relation of record video file and geographical location information;
C, described central platform are according to the geographical location information that will browse, and inquiry is also play corresponding video file.
2. the method for claim 1 is characterized in that, described collecting device comprises camera, scrambler and GPS module, and steps A specifically comprises:
A1, described camera are dynamically taken the streetscape image;
The image that A2, described scrambler are taken described camera is encoded, and regularly obtains current geographical location information by described GPS module simultaneously;
A3, described scrambler are uploaded to central platform by the media data of network after with address location information and coding, and described address location information adopts independent channel to upload, or uploads with media data.
3. the method for claim 1, it is characterized in that: in the steps A, described collecting device comprises a plurality of cameras, described a plurality of cameras are taken the streetscape image of different directions simultaneously; Among the step B, the media data that described central platform is gathered described a plurality of cameras simultaneously saves as one group of video file, and the same group of corresponding same address location of video file information; Among the step C, when browsing the streetscape map, described central platform is play in same group of video file of described address location information correspondence or same group the part file of recording a video simultaneously.
4. the method for claim 1 is characterized in that, step C specifically comprises:
C1, propose to browse the streetscape such map requests to described central platform when terminal is browsed electronic chart, wherein carry the geographical location information that to browse;
The video file that C2, described central platform mate according to described address location information retrieval;
C3, described central platform play or play automatically the video file of coupling according to the browse request of terminal.
5. method as claimed in claim 4 is characterized in that: among the step C1, described address location information comprises starting point geographical location information and terminal point geographical location information; Among the step C2, described central platform is according to the geographical location information of described starting point and terminal point, calculate best browse path, according to the many group video file of this browse path search, respectively organize video file according to the Search Results played in order afterwards again with this browse path coupling.
6. the method for claim 1 is characterized in that: after the step B, central platform fits to curve with the geographical location information of gathering, and is presented on the electronic chart.
7. the method for claim 1, it is characterized in that: in the steps A, described collecting device collection and the information of uploading also comprise translational speed, position angle or acquisition time; Among the step B, comprise translational speed, position angle or acquisition time in the corresponding relation that described central platform is preserved; Among the step C, described terminal also comprises translational speed, position angle or acquisition time to browsing of central platform transmission in the streetscape such map requests, or by after the selection of central platform prompt terminal, the video file of coupling is also play in retrieval.
8. the realization system of a streetscape map is characterized in that, this system comprises collecting device and central platform, wherein:
Described collecting device is used for dynamic acquisition and uploads media data and the geographical location information that streetscape is recorded a video to described central platform;
Described central platform, the media data that the streetscape that is used for that described collecting device is uploaded is recorded a video saves as video file, preserves the corresponding relation in video file and geographic position simultaneously; And the video file that will browse geographic location information query and broadcast correspondence according to the user.
9. system as claimed in claim 8 is characterized in that, described collecting device comprises camera, GPS module and the scrambler that is connected with the GPS module with described camera, wherein:
Described camera is used for dynamic acquisition streetscape image;
Described GPS module is used to gather current geographical location information;
The streetscape picture coding that described scrambler is used for described camera collection is the streetscape media data, and by network the address location information of described GPS module collection and the media data behind the coding is uploaded to central platform.
10. system as claimed in claim 8 is characterized in that: described collecting device comprises a plurality of cameras, and described a plurality of cameras are taken the streetscape image of different directions simultaneously; The media data that described streaming media server is gathered described a plurality of cameras simultaneously saves as one group of video file, and in the described database, the same group of all corresponding same address location of video file information; Described streaming media server is play in same group of video file or same group the part file of recording a video simultaneously.
11. system as claimed in claim 8 is characterized in that, described central platform comprises streaming media server, database and the electronic chart server that is connected, wherein:
Described streaming media server, be used to receive streetscape media data and the geographical location information that described collecting device is uploaded, and described streetscape media data saved as video file, the corresponding relation of described video file and geographical location information is kept at described database; Also be used for according to the notice of electronic chart server video file to the terminal plays coupling;
Described database is used to preserve the corresponding relation of video file and geographical location information;
Described electronic chart server is used to show electronic chart, and browses the streetscape such map requests by what the electronic chart receiving terminal proposed, wherein carries the geographical location information that will browse; Also be used for the geographical location information that to browse according to terminal video file, and notify described streaming media server to play the video file of described coupling in described database search matched.
12. system as claimed in claim 11 is characterized in that: the address location information of browsing in the streetscape such map requests that described terminal proposes comprises starting point geographical location information and terminal point geographical location information; During the video file of described electronic chart server search coupling, elder generation is according to the geographical location information of described starting point and terminal point, calculate best browse path, according to the many group video file of this browse path search with this browse path coupling, the notification streams media server is respectively organized video file according to the Search Results played in order afterwards again.
13. system as claimed in claim 11 is characterized in that: described electronic chart server also is used for described database the geographical location information of gathering is fitted to curve, is presented on the electronic chart.
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Cited By (37)
| Publication number | Priority date | Publication date | Assignee | Title |
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