CN101046802A - Geographic picture searching method - Google Patents
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- CN101046802A CN101046802A CN 200610017588 CN200610017588A CN101046802A CN 101046802 A CN101046802 A CN 101046802A CN 200610017588 CN200610017588 CN 200610017588 CN 200610017588 A CN200610017588 A CN 200610017588A CN 101046802 A CN101046802 A CN 101046802A
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Abstract
The present invention discloses a geographic map picture search method, relates to interconnected network search engine and electronic map technique, and is aimed at accurately searching geographic map picture. Said method utilizes the system containing map picture collector, index server and inquiry server to implement the functions of shooting geographic image, indexing and searching geographic map picture. Besides, said invention also provides the concrete operation steps of said geographic map picture search method.
Description
Technical field
The present invention relates to internet search engine and electronic map technique, particularly relate to a kind of geographical image searching method.
Background technology
Existing search engine, www.google.com for example, www.baidu.com during search pictures, can only carry out rough search by relevant literal on every side; The existing satellite map and the map of taking photo by plane, google earth for example, the vertical view that provides, and do not meet the visual custom of domestic consumer, and with high costs, be difficult to accomplish real-time update, also very low to the resolution of small and medium-sized cities.Existing electronic chart, www.go2map.com for example shows user's geography information, is abstract lines and mark; Existing GPS onboard system owing to car camera and image transmission system are not installed, can not be gathered and upload geographic pattern, does not also provide the picture searching service to the public.For example Chinese patent publication number CN 1716335A discloses a kind of real time information investigation system for road traffic, application number is 200510017848.6, owing to only install and fix the camera of position at critical junction, camera can not move with car, outer image of car and geographic coordinate can not be uploaded to index server together, cause and comprehensively to understand each streets and lanes in city: even, also can not in the city, find the installation site of enormous quantity because the input of hardware cost is ignored.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of geographical image searching method in order to address the above problem, and it can be at lower cost, accurately provide near geographical picture real-time, that meet domestic consumer's visual custom, image to the public.
The object of the present invention is achieved like this: utilize to contain the system that picture collector, index server, querying server are formed, realize to geographic pattern take, index and function of search, this method comprises the steps:
On one group of mobile vehicle, the system that contains shooting equipment, geo-positioning system, picture transmission control unit is installed, constitute the picture collector;
The picture collector is clapped rule according to shooting is regular with stopping, and outside scene is taken, and will take picture, the geographic coordinate of spot for photography, the shooting moment of gained, is transferred to index server;
Index server receives that the picture collector transmits after the next picture, and this picture and corresponding geographical coordinate, shooting are associated constantly, is stored in the database;
Querying server is converted to geographic coordinate to this searching request after receiving the searching request that the user submits to, searches in database, returns once at one group of captured geographical pictorial information of the picture collector of this geographic coordinate activity.
Described mobile vehicle is vehicle or boats and ships or pedestrian or aircraft; Described shooting equipment can be digital camera or video camera or camera or various image recording structure; Described geo-positioning system can be the device of GPS global location device or CDMA geographic locating device or various definite geographic coordinates; Described picture transmission control unit can be industrial computer or single-chip microcomputer or single card microcomputer or notebook computer or palm PC or mobile phone or the various device that possesses calculating, transmission, control function.
Described shooting rule can be to take at interval by the fixed time; Can be by specifying geographical separation to take; Can be to take at random; Can be that bearer rate begins to take in specified scope; Can be to take by above rule mixing or other specified rule.
Described stopping clapped rule, can be to judge according to geographic coordinate, if enter the shooting area of forbidding of appointment, the picture collector stops to take automatically; Can be to stop to take in night, rainy day; Can be to stop in bridge opening, the tunnel of illumination condition difference taking; Can be that carrier stops after static taking; Can be to stop to take by above rule mixing or other specified rule.
Described geographic coordinate can be a longitude and latitude; It can be the method for expressing in various tolerance geographic position.
The described index server that is transferred to can adopt wireless transmission method also can adopt storage medium transfer mode.
Described wireless transmission, host-host protocol can adopt the ICP/IP protocol group; Can adopt File Transfer Protocol; Can adopt http protocol; Can develop transmission procedure voluntarily based on Transmission Control Protocol; Can develop transmission procedure voluntarily based on udp protocol.
Described storage medium can be a hard disk; It can be CD; It can be the USB dish; Can be the hardware of various canned datas.
Described picture can be the static images file; It can be the dynamic picture file; It can be the video segment file; It can be video flowing.
Described searching request can be a place name of submitting written form to; It can be the mouse position when clicking map; Can be the new moving directions such as upper and lower, left and right in relative current search place; Can be to send SMS to inquire about; Can be the various solicited messages that contain the geographic position that are submitted to querying server.
Compared with prior art, the present invention has following advantage:
(1) precise search:
Existing search engine, www.google.com for example, www.baidu.com during search pictures, can only carry out rough search by relevant literal on every side; And the present invention can and take and constantly picture be carried out precise search with geographic coordinate.
(2) image is true:
Existing electronic chart, www.go2map.com for example shows user's information, is abstract lines and mark; And the present invention shows user's information, is the real geographical picture of image.
(3) the data multiple spot upgrades, and renewal frequency is fast, the resolution height:
The existing satellite map and the map of taking photo by plane, for example google earth can not accomplish real-time update, and is very slow to the renewal speed of a lot of small and medium-sized cities, resolution is also very low.And each picture collector of the present invention by taking and wireless transmission, is all upgrading map datum when mobile at any time, and querying server can provide near real-time geographical picture to the user.
(4) meet the visual custom of domestic consumer more:
The existing satellite map and the map of taking photo by plane, for example google earth provides vertical view, and does not meet the visual custom of domestic consumer; And the present invention is to provide plan view, meet the visual custom of domestic consumer more.
(5) cost is lower:
Adopt portable picture collector, compare, can significantly reduce the installation of camera, make each streets and lanes in overall understanding city become possibility with the camera that installs and fixes the position at the crossing.For operator, adopt this invention in big and medium-sized cities, progressively the fund of deployment system is also low than ordering the satellite map cost.
Description of drawings
Fig. 1 is the process flow diagram of picture collector pictures taken, transmission picture,
Fig. 2 is the process flow diagram that index server is accepted picture, picture,
Fig. 3 is the process flow diagram of querying server search pictures.
Embodiment
Below in conjunction with accompanying drawing, introduce the embodiment of a kind of geographical image searching method of the present invention.
For a plurality of given city, many traffic routes, can adopt a plurality of index servers of distributed deployment, handle picture collection and index.In each city or every traffic route, each selects the vehicles such as one group of taxi or other car and boat, installs to contain the system of taking equipment, geo-positioning system, picture transmission control unit, constitutes the picture collector.
A kind of installation embodiment 1 of picture collector:
Boot at every taxi is installed industrial computer, and the operating system of industrial computer can be selected Windows, Linux or other operating system for use.Programming tool can be selected Visual c++, Delphi, Gcc or other SDK (Software Development Kit) for use.This industrial computer is by serial port or other connected modes, be installed in the compartment in or the GPS GPS or the CDMA geo-positioning system of other positions be connected; This industrial computer is connected with the camera that is installed in roof or other positions by USB port or other connected modes.Camera is external.According to local charging level, select the GPRS wireless Internet card, perhaps cdma wireless card of surfing Internet, perhaps other wireless internet accessing devices are inserted on the mainboard of industrial computer.This organizes taxi, can constitute the picture collector in this city.
The another kind of picture collector is installed embodiment 2:
Selection possesses GPS global positioning system mobile phone camera, that can connect the internet of unifying, and this mobile phone is installed in the vehicle window of every taxi or other positions, and camera is external.The operating system of mobile phone can be selected Symbian, Windows CE, Linux, Palm or other operating system for use.Programming language can be selected Java, C, perhaps other programming languages.This organizes taxi, can constitute the picture collector in this city.
Another of picture collector installed embodiment 3:
On train, the coach or on the boats and ships, industrial computer is installed, the operating system of industrial computer can be selected Windows, Linux or other operating system for use.Programming tool can be selected Visual c++, Delphi, Gcc or other SDK (Software Development Kit) for use.This industrial computer is by serial port or other connected modes, be installed in the compartment in or the GPS GPS or the CDMA geo-positioning system of other positions be connected; This industrial computer is connected with the camera that is installed in roof or other positions by USB port or other connected modes.Camera is external.Transmission mode can adopt wireless transmission method, selects the GPRS wireless Internet card, perhaps cdma wireless card of surfing Internet, and perhaps other wireless internet accessing devices are inserted on the mainboard of industrial computer.Transmission mode also can adopt the mode of storage medium transfer, and big capacity hard disk is installed in industrial computer, with information such as storage picture shot, geographic coordinate, the shooting moment.At the stop website of car and boat, dispose index server, canned data in the industrial computer hard disk, mode such as share by copy mode or network, be transferred in the index server.This organizes car and boat, can constitute the picture collector of traffic route.
The picture collector is clapped rule according to shooting is regular with stopping, and outside scene is taken, and will take picture, the geographic coordinate of spot for photography, the shooting moment of gained, is transferred to index server.
Fig. 1 is the process flow diagram of picture collector pictures taken, transmission picture.
At step S10, the picture collector begins to gather picture;
At step S20, stop clapping rule if meet, then enter step S11 and wait for a period of time, enter step S10 then, the new collection once of beginning;
Do not stop clapping rule if meet, then judge whether to meet the shooting rule at step S30;
Do not take rule if meet, then enter step S11 and wait for a period of time, enter step S10 then, the new collection once of beginning;
Take rule if meet, then in step S40, pictures taken;
At step S42,, obtain the geographic coordinate of this camera site by GPS GPS or other geographic locating devices;
At step S41, obtain and take constantly;
At step S50, the geographic coordinate of picture shot, camera site, shooting constantly,, be transferred to index server by wireless transmission or other modes.
At step S60, judge whether to receive shutdown command, if receive, then enter step S70 and finish to gather; If do not receive shutdown command, then enter step S11 and wait for a period of time, enter step S10 then, the new collection once of beginning.
Transmit data between index server and the picture collector, can adopt wireless network transmissions, such as using the CDMA transmission; Perhaps use the GPRS transmission; Also can use the 3G transmission; Also can use the self-built wireless base station transmission of operator.Host-host protocol can adopt the ICP/IP protocol group, both can adopt File Transfer Protocol; Also can adopt http protocol; Can also develop transmission procedure voluntarily based on Transmission Control Protocol; Perhaps develop transmission procedure voluntarily based on udp protocol.
Transmit data between index server and the picture collector, also can adopt storage medium transfer mode.Storage medium can be a hard disk; It can be CD; It can be the USB dish; Can be the hardware of various canned datas.For example, by in the picture collector, big capacity hard disk being installed, the geography information that storage of collected obtains, at the stop website of picture collector, dispose index server, canned data in the picture collector hard disk, by copy or network sharing mode, be transferred in the index server.
Index server and querying server can connect on the internet; Can be the server of various brands and configuration, for example can adopt DELL, IBM, the server of brands such as association.Operating system on the respective server can be multiple choices also, as Windows, and Linux etc.Index server receives that the picture collector transmits after the next picture, and this picture and corresponding geographical coordinate, shooting are associated constantly, is stored in the database.Used database can be selected business database such as Oracle, SqlServer etc. for use, also can select free database such as MySql etc., and also the data structure of design specialized is finished tasks such as storage, inquiry voluntarily.
Every the corresponding set of diagrams sheet of index server collector, under the hard disk root directory of index server, md, the title of this sub-directory can be the city title at picture collector place or the title of traffic route, then, under this sub-directory, with longitude latitude value set up secondary sub-directory, with taking the picture file of gained, be stored under this secondary sub-directory.The full name of this secondary sub-directory can be: Gen Mulu city Ming Cheng Jing Duzhi Wei Duzhi.The file name of picture can be with taking name constantly, and the form of the suffix title available pictures of picture file is named, and for example the suffix title can be JPG, GIF, AVI, WMV etc.
Be exemplified below: the data memory format of index server, can adopt the bibliographic structure of following form:
Hard disk Gen Mulu city Ming Cheng Jing Duzhi Wei Duzhi takes 1.jpg constantly
Take 2.gif constantly
Take 3.avi constantly
Take 4.wmv constantly
Take n.ext constantly
The hard disk root directory the traffic route title longitude latitude value take 1.jpg constantly
Take 2.gif constantly
Take 3.avi constantly
Take 4.wmv constantly
Take n.ext constantly
In order to carry out load balancing, can dispose the corresponding city of many index servers, every index server only is responsible for the geographical picture of the subregion in this city of storage; If local data acquisition amount is less, also can be only with an index server.
Fig. 2 is the process flow diagram that index server is accepted picture, picture.
At step M10, index server is waited for the data upload from the picture collector;
At step M20, accept the camera site that the picture collector uploads geographic coordinate, take constantly and shot picture;
At step M30,, obtain longitude and latitude value by the geographic coordinate of uploading;
At step M40, with the longitude of uploading gained,, judge whether this longitude catalogue exists as directory name, if there is no,, create this longitude catalogue, and, enter this longitude catalogue at step M50 then at step M41; If there has been this longitude catalogue,, directly enter this longitude catalogue at step M50;
At step M60, with the latitude value of uploading gained,, judge whether this latitude catalogue exists as directory name, if there is no,, create this latitude catalogue, and, enter this latitude catalogue at step M70 then at step M61; If there has been this latitude catalogue,, directly enter this latitude catalogue at step M70;
At step M80, preserve picture, the file name of picture is to take name constantly, and the suffix title of picture is named with picture format, and for example the suffix title can be JPG, GIF, AVI, WMV etc.;
At step M90, wait for that new picture uploads;
At step M100, judged whether that new picture uploads, if do not have, then enter step M90, continue to wait for that new picture uploads; If there is new picture to upload, then enter step M20, accept the camera site that the picture collector uploads geographic coordinate, take constantly and shot picture.
Querying server is converted to geographic coordinate to this searching request after receiving the searching request that the user submits to, searches in database, returns once at one group of captured geographical pictorial information of the picture collector of this geographic coordinate activity.
The user can submit searching request to querying server with various forms, such as the place name of submitting written form to, perhaps submit the mouse position when clicking map to, perhaps submit the new moving directions such as upper and lower, left and right in relative current search place to, perhaps send SMS and inquire about, perhaps submit various other searching request that contain geographical location information to.
After querying server is received user's searching request, can select corresponding index server to inquire about according to the title of the city that will inquire about or traffic route.
Fig. 3 is the process flow diagram of querying server search pictures.
In step F 10, querying server is waited for user's searching request;
In step F 20, receive user's searching request;
In step F 30, searching request is converted into city title or traffic route title, longitude and latitude;
In step F 40, according to city title or traffic route title, select corresponding index server and sub-directory, and connect with it;
In step F 50, search longitude latitude the picture file of place catalogue the inside;
In step F 60, gather the picture file title of searching gained, by time or other rank order;
In step F 70, the picture file after the ordering, with html page or the output of other forms;
In step F 80, close and index server between connection;
In step F 90, wait for new searching request;
In step F 100, judge whether new searching request: if do not have, then enter step F 90, continue to wait for new searching request; If new searching request is arranged, then enter step F 20, receive user's searching request.
Protection domain of the present invention is illustrated in claims.But every conspicuous modification within aim of the present invention is also due within protection scope of the present invention.
Claims (10)
1, a kind of geographical image searching method, this method utilization contain the system that picture collector, index server, querying server are formed, realize to geographic pattern take, index and function of search, it is characterized in that: this method comprises the steps:
(1) on one group of mobile vehicle, the system that contains shooting equipment, geo-positioning system, picture transmission control unit is installed, constitute the picture collector;
(2) picture collector is clapped rule according to shooting is regular with stopping, and outside scene is taken, and will take picture, the geographic coordinate of spot for photography, the shooting moment of gained, is transferred to index server;
(3) index server receives that the picture collector transmits after the next picture, and this picture and corresponding geographical coordinate, shooting are associated constantly, is stored in the database;
(4) after querying server is received the searching request that the user submits to, this searching request is converted to geographic coordinate, in database, searches for, return once at one group of captured geographical pictorial information of the picture collector of this geographic coordinate activity.
2, geographical image searching method according to claim 1 is characterized in that: described mobile vehicle is vehicle or boats and ships or pedestrian or aircraft; Described shooting equipment can be digital camera or video camera or camera or various image recording structure; Described geo-positioning system can be the device of GPS global location device or CDMA geographic locating device or various definite geographic coordinates; Described picture transmission control unit can be industrial computer or single-chip microcomputer or single card microcomputer or notebook computer or palm PC or mobile phone or the various device that possesses calculating, transmission, control function.
3, geographical image searching method according to claim 1 is characterized in that: described shooting rule can be to take at interval by the fixed time; Can be by specifying geographical separation to take; Can be to take at random; Can be that bearer rate begins to take in specified scope; Can be to take by above rule mixing or other specified rule.
4, geographical image searching method according to claim 1 is characterized in that: described stopping clapped rule, can be to judge according to geographic coordinate, if enter the shooting area of forbidding of appointment, the picture collector stops to take automatically; Can be to stop to take in night, rainy day; Can be to stop in bridge opening, the tunnel of illumination condition difference taking; Can be that carrier stops after static taking; Can be to stop to take by above rule mixing or other specified rule.
5, geographical image searching method according to claim 1 is characterized in that: described geographic coordinate can be a longitude and latitude; It can be the method for expressing in various tolerance geographic position.
6, geographical image searching method according to claim 1 is characterized in that: the described index server that is transferred to, can adopt wireless transmission method also can adopt storage medium transfer mode.
7, geographical image searching method according to claim 6 is characterized in that: described wireless transmission, and host-host protocol can adopt the ICP/IP protocol group; Can adopt File Transfer Protocol; Can adopt http protocol; Can develop transmission procedure voluntarily based on Transmission Control Protocol; Can develop transmission procedure voluntarily based on udp protocol.
8, geographical image searching method according to claim 6 is characterized in that: described storage medium can be a hard disk; It can be CD; It can be the USB dish; Can be the hardware of various canned datas.
9, geographical image searching method according to claim 1 is characterized in that: described picture can be the static images file; It can be the dynamic picture file; It can be the video segment file; It can be video flowing.
10, geographical image searching method according to claim 1 is characterized in that: described searching request can be a place name of submitting written form to; It can be the mouse position when clicking map; Can be the new moving directions such as upper and lower, left and right in relative current search place; Can be to send SMS to inquire about; Can be the various solicited messages that contain the geographic position that are submitted to querying server.
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| CN106294681A (en) * | 2016-08-05 | 2017-01-04 | 腾讯科技（深圳）有限公司 | The methods, devices and systems of multiple-exposure |
| WO2018024195A1 (en) * | 2016-08-05 | 2018-02-08 | 腾讯科技（深圳）有限公司 | Method, terminal, system and computer readable storage medium for multiple exposure |
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