CN111966670B - Remote sensing data distribution method and device based on mosaic data set and management platform - Google Patents
Remote sensing data distribution method and device based on mosaic data set and management platform Download PDFInfo
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Abstract
The embodiment of the application discloses a remote sensing data distribution method, a device and a management platform based on a mosaic data set, wherein the method comprises the following steps: constructing a local database on local equipment through a preset management platform; creating a warehousing file about the original remote sensing image to be shared through the management platform, and warehousing the warehousing file into the local database; and warehousing the warehousing files in the local database into a preset system database through the management platform. According to the embodiment, the local database is added for caching and correcting the data to be shared so as to process the wrong data in advance, and the data errors released to the system database are effectively avoided.
Description
Technical Field
The present disclosure relates to remote sensing data distribution technologies, and in particular, to a remote sensing data distribution method, apparatus, and management platform based on a mosaic dataset.
Background
The traditional method for realizing the management and the release of remote sensing image data based on an embedded data set is to manage the remote sensing image data based on a mode of 'a file server' + 'a system database', all original remote sensing image data are stored in the file server, and the basic information, the index path and the like of the original remote sensing image data to be shared in the file server need to be extracted and directly stored in the system database, so that other users can check the original remote sensing image through the information record in the system database.
However, during the process of extracting and inputting the original remote sensing image information into the system database, the following disadvantages may occur: firstly, when a certain scene of original image information is missing in the whole batch, all original remote sensing image information left in the whole batch fails to be extracted, and the problem is required to be processed and then extracted again; secondly, the extraction period of the basic information of the whole batch of remote sensing images is long due to the overlarge batch of remote sensing data, and if the basic information is abnormal in the process of storing the extracted remote sensing images into system data, the whole batch of remote sensing images needs to be rectified, so that the rectification amount is large and the work is more; thirdly, if the data issued to the system database in single batch is wrong, specific wrong items cannot be determined conveniently, and meanwhile, the wrong data is inconvenient to process and trace; fourthly, because the data volume submitted in a single time is large, the submission and the storage are possibly failed in the storage process; fifthly, the system database crash caused by operation errors is possible, and the period for recovering the system database is long and the recovery data volume is large.
Naturally, in order to facilitate processing and tracing of wrong data, a plurality of original remote sensing images to be shared can be distributed for multiple times, but the number of server operations on the system database is inevitably increased. However, frequent operations on the servers of the system database not only result in severe burdens on the user access links, the number of user links, the memory, and the like, but also result in a server downtime in severe cases.
Disclosure of Invention
The embodiment of the application provides a remote sensing data distribution method, a remote sensing data distribution device and a remote sensing data distribution management platform based on a mosaic data set, wherein a local database is added for caching and correcting data to be put in a storage so as to process wrong data in advance and effectively avoid data errors released to a system database.
The embodiment of the application provides a remote sensing data distribution method based on a mosaic data set, which comprises the following steps:
constructing a local database on local equipment through a preset management platform;
creating a warehousing file about the original remote sensing image to be shared through the management platform, and warehousing the warehousing file into the local database;
and warehousing the warehousing files in the local database into a preset system database through the management platform.
In an exemplary embodiment of the present application, the building a local database in a local device through a preset management platform may include:
providing, by the management platform, a local database creation function;
and after the local database creating function is triggered, providing a pre-stored configuration file, and constructing the local database according to the configuration file.
In an exemplary embodiment of the present application, the method may further include:
after the local database creating function is triggered, the management platform detects an application for constructing the local database, and provides a configuration file which is the same as the configuration file for constructing the system database after the application is detected.
In an exemplary embodiment of the present application, the warehousing file may include: and the information description file corresponds to the original remote sensing image to be shared.
In an exemplary embodiment of the present application, the creating, by the management platform, a warehousing file of the original remote sensing image to be shared may include:
providing a warehousing file creating function by the management platform;
when the warehousing file creating function is triggered, extracting index addresses, data types and description information of data files of the original remote sensing images to be shared from basic data of the original remote sensing images to be shared;
creating a pyramid image and a general view corresponding to the original remote sensing image to be shared according to the original remote sensing image to be shared, and storing the pyramid image and the general view in a file system of the original remote sensing image to be shared;
respectively acquiring index addresses, data types and description information of data files of the pyramid graph and the overview;
and listing the description information of the original remote sensing image to be shared, the description information of the pyramid diagram and the description information of the overview diagram in a preset table and/or document according to a preset rule to form the information description file.
In an exemplary embodiment of the present application, the warehousing file in the local database into a preset system database by the management platform may include:
providing or calling a preset warehousing tool by the management platform;
and warehousing the warehousing files into the system database through the warehousing tool.
In an exemplary embodiment of the present application, the method may further include:
before warehousing the warehousing files in the local database into the system database, checking related data in the warehousing files stored in the local database through the warehousing tool, sending a modification prompt when abnormal data are found, and limiting the warehousing files with abnormal data to be warehoused into the system database.
In an exemplary embodiment of the present application, the method may further include:
and when the warehousing failure phenomenon occurs in the process of warehousing the warehousing file to the system database, deleting all the related data of the warehousing file which is warehoused to the system database.
An embodiment of the present application provides a management platform, which may include: the system comprises a local database creating module, a warehousing file creating module and a warehousing module;
the local database creating module is used for constructing a local database in local equipment;
the warehousing file creating module is used for creating a warehousing file about an original remote sensing image to be shared and warehousing the warehousing file into the local database;
and the warehousing module is used for warehousing the warehousing files in the local database into a preset system database.
The remote sensing data distribution device can comprise a processor and a computer-readable storage medium, wherein instructions are stored in the computer-readable storage medium, and when the instructions are executed by the processor, the remote sensing data distribution method based on the mosaic data set is realized.
The embodiment of the application provides a computer-readable storage medium, on which a computer program is stored, and the computer program, when executed by a processor, implements any one of the remote sensing data distribution methods based on a mosaic data set.
Compared with the related art, the method and the system for managing the local database can comprise the steps that the local database is built on the local device through a preset management platform; creating a warehousing file about the original remote sensing image to be shared through the management platform, and warehousing the warehousing file into the local database; and warehousing the warehousing files in the local database into a preset system database through the management platform. According to the embodiment, the local database is added for caching and correcting the data to be put in storage, so that the wrong data can be processed in advance, the data mistake released into the system database is effectively avoided, frequent operation on the system database is reduced, the network access process is reduced, the access speed is improved, and the data transmission quantity is reduced.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. Other advantages of the present application may be realized and attained by the instrumentalities and combinations particularly pointed out in the specification and the drawings.
Drawings
The accompanying drawings are included to provide an understanding of the present disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the examples serve to explain the principles of the disclosure and not to limit the disclosure.
FIG. 1 is a flowchart of a remote sensing data distribution method based on a mosaic dataset according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a remote sensing data distribution method based on a mosaic dataset according to an embodiment of the present application;
FIG. 3 is a block diagram of a management platform according to an embodiment of the present disclosure;
fig. 4 is a block diagram of a remote sensing data distribution apparatus according to an embodiment of the present application.
Detailed Description
The present application describes embodiments, but the description is illustrative rather than limiting and it will be apparent to those of ordinary skill in the art that many more embodiments and implementations are possible within the scope of the embodiments described herein. Although many possible combinations of features are shown in the drawings and discussed in the detailed description, many other combinations of the disclosed features are possible. Any feature or element of any embodiment may be used in combination with or instead of any other feature or element in any other embodiment, unless expressly limited otherwise.
The present application includes and contemplates combinations of features and elements known to those of ordinary skill in the art. The embodiments, features and elements disclosed in this application may also be combined with any conventional features or elements to form a unique inventive concept as defined by the claims. Any feature or element of any embodiment may also be combined with features or elements from other inventive aspects to form yet another unique inventive aspect, as defined by the claims. Thus, it should be understood that any of the features shown and/or discussed in this application may be implemented alone or in any suitable combination. Accordingly, the embodiments are not limited except as by the appended claims and their equivalents. Furthermore, various modifications and changes may be made within the scope of the appended claims.
Further, in describing representative embodiments, the specification may have presented the method and/or process as a particular sequence of steps. However, to the extent that the method or process does not rely on the particular order of steps set forth herein, the method or process should not be limited to the particular sequence of steps described. Other orders of steps are possible as will be understood by those of ordinary skill in the art. Therefore, the particular order of the steps set forth in the specification should not be construed as limitations on the claims. Further, the claims directed to the method and/or process should not be limited to the performance of their steps in the order written, and one skilled in the art can readily appreciate that the sequences may be varied and still remain within the spirit and scope of the embodiments of the present application.
The embodiment of the application provides a remote sensing data distribution method based on a mosaic dataset, and as shown in fig. 1 and fig. 2, the method can include steps S101 to S103:
s101, a local database is built on local equipment through a preset management platform.
In the exemplary embodiment of the application, an intermediate transition flow of a local database can be added in the whole remote sensing image warehousing flow, an independent, single and targeted local database is established first, operations such as filling all attributes of the remote sensing image needing warehousing currently, building a pyramid, building a boundary and the like are completed locally, the error is corrected, and after the warehousing standard is reached, the local database is led into a system database of a server through a customized warehousing tool. Therefore, the local database is added for caching and correcting the data to be put in storage so as to process the wrong data in advance, and the data errors released to the system database are effectively avoided.
In an exemplary embodiment of the present application, before the scheme, a local database may be first constructed at a local device through a preset management platform.
In an exemplary embodiment of the present application, the building a local database in a local device through a preset management platform may include:
providing, by the management platform, a local database creation function;
and after the local database creating function is triggered, providing a pre-stored configuration file, and constructing the local database according to the configuration file.
In an exemplary embodiment of the present application, the method may further include:
after the local database creating function is triggered, the management platform detects an application for constructing the local database, and provides a configuration file which is the same as the configuration file for constructing the system database after the application is detected.
In an exemplary embodiment of the present application, a user may log in a preset management platform (e.g., a system database management platform), the management platform may provide a local database creation function, and when the user selects to create a local database, thereby triggering the local database creation function, the management platform may provide a pre-stored configuration file and load the configuration file, that is, the local database may be quickly created on a local device.
In the exemplary embodiment of the application, the local database and the system database are generated through the configuration file established in the earlier stage (i.e. the configuration file which is the same as the configuration file used for constructing the system database), so that the consistency of the structures of the created local database and the used system database can be completely guaranteed, and meanwhile, the earlier-stage condition is provided for the subsequent related operation.
In the exemplary embodiment of the application, after a management flow of a local database is added to a management system (or a management platform) of remote sensing image data realized based on a dynamic mosaic technology, the data to be put in a database can be cached and corrected, so that the wrong data can be processed in advance, and the data errors issued to a system database are effectively avoided; the method can also reduce the frequent operation of directly operating the system database when the related remote sensing image data record is created, and reduce the conditions of data access delay and the like realized through a network, and the direct use of the local database can reduce the network access process, improve the access speed, reduce the access link, user connection and the like to the system database, and can avoid errors and the like caused by improper operation under the condition of partial data lock used in the system database.
In an exemplary embodiment of the present application, as shown in fig. 2, terminals [ which may include but are not limited to devices such as a Personal Computer (PC), a smart phone, a tablet PC, a Mobile Internet Device (MID), a PDA (Personal digital assistant), etc. ] used by a user to log in the management platform, terminals (e.g., a remote sensing image storage file server) where the management platform is located, and terminals (e.g., a system database server) where the system database is located may be different terminals, respectively.
S102, creating a warehousing file about the original remote sensing image to be shared through the management platform, and warehousing the warehousing file into the local database.
In an exemplary embodiment of the present application, through a system database management platform, an information description file (based on the above information description file) and other files of remote sensing data to be warehoused may be created based on an original remote sensing image to be shared, and the information description file is warehoused to a local database; the other file may include a pyramid corresponding to the original remote sensing image.
In an exemplary embodiment of the present application, the warehousing file may include, but is not limited to: an information description file corresponding to the original remote sensing image to be shared; the information description file may include, but is not limited to: the index address, the data type and the description information of the data file of the original remote sensing image to be shared;
the other files may also include: and the overview corresponding to the original remote sensing image to be shared.
In an exemplary embodiment of the present application, for a monoscopic image (raster data set), in order to increase the image display speed, a pyramid (pyramid) may be constructed for the monoscopic image. In contrast, the overview is constructed based on the mosaic dataset. Namely, the golden tower is constructed for a single-scene image; the overview is constructed for a mosaic dataset.
In an exemplary embodiment of the present application, the creating, by the management platform, a warehousing file of the original remote sensing image to be shared may include:
providing a warehousing file creating function by the management platform;
when the warehousing file creating function is triggered, extracting index addresses, data types and description information of data files of the original remote sensing images to be shared from basic data of the original remote sensing images to be shared;
creating a pyramid image and a synoptic view corresponding to the original remote sensing image to be shared according to the original remote sensing image to be shared, and storing the pyramid image and the synoptic view in a file system of the original remote sensing image to be shared (the file system can be arranged in a remote sensing image storage file server shown in fig. 2);
respectively acquiring index addresses, data types and description information of data files of the pyramid graph and the overview;
and listing the description information of the original remote sensing image to be shared, the description information of the pyramid diagram and the description information of the overview diagram in a preset table and/or document according to a preset rule to form the information description file.
In an exemplary embodiment of the application, description information about an index address, a data type and a data file of the original remote sensing image to be shared is extracted from basic data of the original remote sensing image to be shared. Specifically, when the function of creating the warehousing file is triggered, a user is guided to select an original remote sensing image to be shared, and description information of an index address (and a storage address) and a data type (the data type of the original remote sensing image, such as PNG, JPG, and the like) of the selected original remote sensing image to be shared is obtained according to the original remote sensing image to be shared selected by the user.
In an exemplary embodiment of the present application, a pyramid map and an overview corresponding to an original remote sensing image may be created from the original remote sensing image, and stored in a file system of the original remote sensing image to be shared. Of course the pyramid and the overview can also be stored in other file systems. For convenience of management, in the embodiment of the present application, the pyramid maps corresponding to the original remote sensing images are stored in the folders of the corresponding original remote sensing images in a one-to-one correspondence manner, so that the storage addresses of the pyramid maps corresponding to the original remote sensing images are consistent with the storage addresses of the original remote sensing images corresponding to the pyramid maps, while the overview maps corresponding to the original remote sensing images are stored in the file system of the original remote sensing images, and the storage addresses of the overview maps are not consistent with the storage addresses of the original remote sensing images corresponding to the overview maps. And respectively acquiring the index address, the data type and the description information of the data file of the pyramid graph and the overview.
In an exemplary embodiment of the present application, the description information of the original remote sensing image to be shared, the description information of the pyramid map, and the description information of the overview may be listed in a preset table and/or a document according to a preset rule, respectively, to form the information description file. Specifically, the description information of the pyramid corresponding to the original remote sensing image to be shared, the description information of the overview corresponding to the original remote sensing image to be shared, and the description information of the corresponding original remote sensing image to be shared may be arranged in a one-to-one correspondence.
In the exemplary embodiments of the present application, the overview and the pyramid maps can be created using any practicable method and algorithm that are available, and no limitation is imposed on the specific creation scheme.
And S103, warehousing the warehousing files in the local database into a preset system database through the management platform.
In an exemplary embodiment of the present application, the warehousing file in the local database into a preset system database by the management platform may include:
providing or calling a preset warehousing tool by the management platform;
and warehousing the warehousing files into the system database through the warehousing tool.
In an exemplary embodiment of the present application, through the system database management platform, the information description file in the created local database may be warehoused into a system database (specifically, may be a system database server) through a warehousing tool.
In an exemplary embodiment of the present application, the method may further include: before warehousing the warehousing files in the local database into the system database, checking related data in the warehousing files stored in the local database through the warehousing tool, sending a modification prompt when abnormal data are found, and limiting the warehousing files with abnormal data to be warehoused into the system database.
In the exemplary embodiment of the application, the built related data records in the local database can be checked through the warehousing tool, the information records of the information description file in the local database are checked and verified one by one, the integrity and the correctness of the data are guaranteed, the abnormal data can be prompted, a user is required to repair the related data, and the related data is limited from being submitted to the system database. After confirming that the information record of the information description file is correct, the related remote sensing data can be stored in a system database, namely: and adding the content of the constructed information description file into the information description file in the management platform.
In the exemplary embodiment of the application, because the information description file contains the pyramid image of the original remote sensing image, through the scheme of the embodiment of the application, a user can quickly browse the pyramid image corresponding to the original remote sensing image without accessing the original remote sensing image through a management platform.
In an exemplary embodiment of the present application, the method may further include: and when the warehousing failure phenomenon occurs in the process of warehousing the warehousing file to the system database, deleting all the related data of the warehousing file which is warehoused to the system database.
In the exemplary embodiment of the present application, for a failure phenomenon of submission caused by a network anomaly or other anomalies occurring in a submission process (i.e., a warehousing process), submitted records (i.e., partial contents of submitted information description files) can be directly deleted from a system database without recording, so that an incremental update function for the system database is realized, and the amount of data submitted each time is reduced.
In an exemplary embodiment of the present application, a technical basis can be further provided for query of an original remote sensing image in the scheme of the embodiment of the present application, a user can determine an original remote sensing image to be viewed by selecting identity information (the identity may be a name and/or a code of the original remote sensing image, etc.) of the original remote sensing image in a system database management platform, and the system database management platform can call an index address of the original remote sensing image to be viewed according to a corresponding identity in a remote sensing data information description file (i.e., an information description file) stored in a system database, so that the user accesses the original remote sensing image corresponding to the original remote sensing image, and obtains a clearer remote sensing image.
To sum up, in the middle management process of managing the newly added local database in the whole process of the embodiment of the present application, a configuration file meeting the system database may be first constructed according to the relevant standard of the usage scenario, and the local database may be quickly generated according to the relevant configuration file, and after the filing management of the remote sensing image is completed in the local database, the remote sensing image is directly submitted to the system database in an incremental updating manner after the data inspection by a professional warehousing tool.
In the exemplary embodiments of the present application, the embodiments of the present application include at least the following advantages:
1. the local database is added for caching and correcting the data to be put in storage, so that the wrong data can be processed in advance, and the data errors released to the system database are effectively avoided.
2. The data transmission quantity in the whole warehousing process is greatly reduced, and the warehousing efficiency is improved. In the whole process of warehousing, only the information description file of the original remote sensing image to be shared is warehoused, so that the original remote sensing image does not need to be processed, such as uploading to a server, moving, deleting and the like. Because the data volume of the information description file is quite small compared with the original remote sensing image to be shared, the size of some information description files is even several MB, and the size of some original remote sensing images is nearly several hundred GB, if the original remote sensing image is directly uploaded, the server not only needs enough storage space, but also easily causes uploading failure in the uploading process.
3. The method can provide conditions for quick response users and improve the response speed of the system. And creating an information description file and other files which are responded by the original image data in the whole warehousing process, wherein the other files comprise a general view and/or a pyramid diagram, and generating description information in the other files into the information description file which is responded by the original image data, so that a later user can access the thumbnail which is related to the original remote sensing image by accessing the general view and/or the pyramid diagram, the related original remote sensing image data does not need to be loaded, and the loading time is greatly shortened. 4. Can meet the requirements of high-demand users on the images. If the user wants to check the original remote sensing image, the user can select the original remote sensing image to be checked through information such as the name of the original remote sensing image in the system database management platform, and the system database management platform can enable the user to access the corresponding original remote sensing image according to the information such as the name in the information description file of the remote sensing data in the internal system database, so that a clearer remote sensing image can be obtained.
5. The method is characterized in that a built local database is added in the remote sensing data distribution process, and when the local database is built, if a certain original remote sensing image in a built remote sensing data information description file is wrongly described or information is incomplete, a remote sensing image owner can delete and/or modify related wrong information in the remote sensing data information description file, so that the phenomenon that a user cannot access the related information of the original remote sensing image due to the fact that the wrong information is loaded into the remote sensing data information description file in a server when the information description file is uploaded to the server is avoided.
6. And a professional warehousing tool is provided, so that related records and data in local data can be checked again, and the integrity and the correctness of the warehoused data are guaranteed.
7. The method reduces the abnormity caused by frequent operation on the system database, and simultaneously reduces the influence degree of the frequent operation on the system operation.
8. And providing the reference and the evidence for recovering the system database through the local database.
9. The remote sensing image files are managed in a storage and management mode of a file server, a local database and a system database, and the process of creating the local database is increased to ensure the accuracy and consistency of the information of the system database.
An embodiment of the present application provides a management platform 1, as shown in fig. 3, which may include: a local database creating module 11, a warehousing file creating module 12 and a warehousing module 13;
the local database creating module 11 is configured to build a local database in a local device;
the warehousing file creating module 12 is configured to create a warehousing file related to an original remote sensing image to be shared, and warehouse the warehousing file into the local database;
the warehousing module 13 is configured to warehouse the warehousing files in the local database into a preset system database.
In an exemplary embodiment of the present application, the building, by the local database creation module 11, a local database in a local device through a preset management platform may include:
providing, by the management platform, a local database creation function;
and after the local database creating function is triggered, providing a pre-stored configuration file, and constructing the local database according to the configuration file.
In an exemplary embodiment of the present application, the local database creation module 11 may be further configured to:
after the local database creating function is triggered, detecting an application for constructing the local database, and providing a configuration file which is the same as the configuration file for constructing the system database after the application is detected.
In an exemplary embodiment of the present application, the warehousing file may include, but is not limited to: an information description file corresponding to the original remote sensing image to be shared; the information description file may include, but is not limited to: and the index address, the data type and the description information of the data file of the original remote sensing image to be shared.
In an exemplary embodiment of the present application, the creating, by the warehousing file creating module 12, a warehousing file about an original remote sensing image to be shared through the management platform may include:
providing a warehousing file creation function by the warehousing file creation module 12;
when the warehousing file creating function is triggered, extracting index addresses, data types and description information of data files of the original remote sensing images to be shared from basic data of the original remote sensing images to be shared;
creating a pyramid image and a general view of the original remote sensing image to be shared, and storing the pyramid image and the general view in a file system of the original remote sensing image to be shared;
respectively acquiring index addresses, data types and description information of data files of the pyramid graph and the overview;
and listing the description information of the original remote sensing image to be shared, the description information of the pyramid graph and the description information of the overview in a preset table and/or a document according to a preset rule to form the information description file.
In an exemplary embodiment of the present application, the warehousing module 13, which warehouses the warehoused files in the local database into a preset system database through the management platform, may include:
providing or calling a preset warehousing tool by the warehousing module;
and warehousing the warehousing files into the system database through the warehousing tool.
In an exemplary embodiment of the present application, the warehousing module 13 may be further configured to:
before warehousing files in the local database into the system database, checking related data in the warehousing files stored in the local database through the warehousing tool, sending a modification prompt when abnormal data are found, and limiting warehousing files with abnormal data to be warehoused into the system database; and/or the presence of a gas in the gas,
and when the warehousing failure phenomenon occurs in the process of warehousing the warehousing file to the system database, deleting all the related data of the warehousing file which is warehoused to the system database.
The embodiment of the application provides a remote sensing data distribution device a, as shown in fig. 4, which may include a processor a1 and a computer-readable storage medium a2, where instructions are stored in the computer-readable storage medium a2, and when the instructions are executed by the processor a1, the remote sensing data distribution method based on a mosaic dataset described in any one of the above items is implemented.
The embodiment of the application provides a computer-readable storage medium, on which a computer program is stored, and the computer program, when executed by a processor, implements any one of the remote sensing data distribution methods based on a mosaic data set.
It will be understood by those of ordinary skill in the art that all or some of the steps of the methods, systems, functional modules/units in the devices disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical components; for example, one physical component may have multiple functions, or one function or step may be performed by several physical components in cooperation. Some or all of the components may be implemented as software executed by a processor, such as a digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as known to those skilled in the art.
Claims (7)
1. A remote sensing data distribution method based on a mosaic dataset is characterized by comprising the following steps:
constructing a local database on local equipment through a preset management platform;
creating a warehousing file about an original remote sensing image to be shared through the management platform, warehousing the warehousing file into the local database, and caching and correcting the warehousing file through the local database so as to process wrong data in advance; the warehousing file comprises: an information description file corresponding to the original remote sensing image to be shared;
warehousing the warehousing files in the local database into a preset system database through the management platform;
the creating of the warehousing file about the original remote sensing image to be shared through the management platform comprises the following steps:
providing a warehousing file creating function by the management platform;
when the warehousing file creating function is triggered, extracting index addresses, data types and description information of data files of the original remote sensing images to be shared from basic data of the original remote sensing images to be shared;
creating a pyramid image and a general view corresponding to the original remote sensing image to be shared according to the original remote sensing image to be shared, and storing the pyramid image and the general view in a file system of the original remote sensing image to be shared;
respectively acquiring index addresses, data types and description information of data files of the pyramid graph and the overview;
listing the description information of the original remote sensing image to be shared, the description information of the pyramid diagram and the description information of the overview diagram in a preset table and/or document according to a preset rule to form an information description file;
the method further comprises the following steps:
before warehousing files in the local database into the system database, relevant data in the warehousing files stored in the local database are checked through a warehousing tool, a modification prompt is sent when abnormal data are found, and warehousing files with abnormal data are limited to be warehoused into the system database;
and when the warehousing failure phenomenon occurs in the process of warehousing the warehousing file to the system database, deleting all the related data of the warehousing file which is warehoused to the system database.
2. The mosaic dataset-based remote sensing data distribution method according to claim 1, wherein said building a local database at a local device via a preset management platform comprises:
providing, by the management platform, a local database creation function;
and after the local database creating function is triggered, providing a pre-stored configuration file, and constructing the local database according to the configuration file.
3. The method for mosaic dataset based distribution of remote sensing data as recited in claim 2, further comprising:
after the local database creating function is triggered, the management platform detects an application for constructing the local database, and provides a configuration file which is the same as the configuration file for constructing the system database after the application is detected.
4. The mosaic dataset-based remote sensing data distribution method according to any one of claims 1-3, wherein the warehousing of the warehousing files in the local database into a preset system database by the management platform comprises:
providing or calling a preset warehousing tool by the management platform;
and warehousing the warehousing files into the system database through the warehousing tool.
5. A management system, comprising: the system comprises a local database creating module, a warehousing file creating module and a warehousing module;
the local database creating module is used for constructing a local database in local equipment;
the warehousing file creating module is used for creating a warehousing file about an original remote sensing image to be shared, warehousing the warehousing file into the local database, and caching and correcting the warehousing file through the local database; the warehousing file comprises: an information description file corresponding to the original remote sensing image to be shared;
the warehousing module is used for warehousing the warehousing files in the local database into a preset system database;
the warehousing file creation module is specifically configured to:
when the warehousing file creating function is triggered, extracting index addresses, data types and description information of data files of the original remote sensing images to be shared from basic data of the original remote sensing images to be shared;
creating a pyramid image and a general view corresponding to the original remote sensing image to be shared according to the original remote sensing image to be shared, and storing the pyramid image and the general view in a file system of the original remote sensing image to be shared;
respectively acquiring index addresses, data types and description information of data files of the pyramid graph and the overview;
respectively listing the description information of the original remote sensing image to be shared, the description information of the pyramid diagram and the description information of the overview in a preset table and/or document according to a preset rule to form the information description file
The warehousing module is further used for checking related data in the warehousing files stored in the local database through a warehousing tool before warehousing the warehousing files in the local database to the system database, sending a modification prompt when abnormal data are found, and limiting the warehousing files with abnormal data to be warehoused to the system database; and when the warehousing failure phenomenon occurs in the process of warehousing the warehousing file to the system database, deleting all the related data of the warehousing file which is warehoused to the system database.
6. A remote sensing data distribution apparatus comprising a processor and a computer readable storage medium, wherein instructions are stored in the computer readable storage medium, and when the instructions are executed by the processor, the remote sensing data distribution method based on mosaic data set according to any one of claims 1-4 is implemented.
7. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out a method for mosaic dataset based remote sensing data distribution according to any one of claims 1-4.
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