CN111680184A - Orthographic file preprocessing system for aerial photo screening - Google Patents
Orthographic file preprocessing system for aerial photo screening Download PDFInfo
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- CN111680184A CN111680184A CN202010442194.6A CN202010442194A CN111680184A CN 111680184 A CN111680184 A CN 111680184A CN 202010442194 A CN202010442194 A CN 202010442194A CN 111680184 A CN111680184 A CN 111680184A
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- 238000012216 screening Methods 0.000 title claims abstract description 30
- 238000007781 pre-processing Methods 0.000 title claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 22
- 238000013441 quality evaluation Methods 0.000 claims description 20
- 238000012544 monitoring process Methods 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 9
- 238000011156 evaluation Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000010076 replication Effects 0.000 description 6
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- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/587—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using geographical or spatial information, e.g. location
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/51—Indexing; Data structures therefor; Storage structures
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Abstract
The invention discloses an orthographic file preprocessing system for aerial photo screening, which belongs to the technical field of aerial photo screening and comprises the following components: reading the aerial photo folder by adopting a tool, corresponding the shooting interval time of the automatically picked aerial photo and the POS interval time table, finding out an interval problem point and carrying out targeted adjustment; reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing; after the aerial photo is shot, the shot aerial photo is monitored in real time, and then the quality of the shot aerial photo is evaluated according to the real time, so that whether the shooting point of the aerial photo needs to be adjusted or not is determined; the invention is scientific and reasonable, is safe and convenient to use, can quickly find the node to judge the position of the gap, and can be adjusted in time, thereby realizing efficient solution; the single name can be efficiently extracted by using a tool under the condition that a plurality of suffix names of the same file name exist at the same time; and can detect and adjust in real time when shooing the navigation card, save a large amount of time.
Description
Technical Field
The invention relates to the technical field of aerial photo screening, in particular to an orthographic document preprocessing system for the aerial photo screening.
Background
At present, corresponding modes of the aerial films and the POS are checked in a mode of consistent quantity, the non-corresponding aerial films are required to be screened one by one according to tracks and shooting trends of the aerial films, the screening efficiency is low, and finding an error file in thousands of aerial films sometimes requires half a day; multiple accessory files of the same file in a group of files cannot extract a single file name at present, only the single file name needs to be extracted in the work of copying a grid, the operation of renaming, copying and the like is multipurpose in the market at present, the repeated operation is more, and the operation is more complicated; and the shooting navigation films have unqualified conditions, such as barrier shielding, insufficient brightness and low definition, the navigation films are unqualified, the unqualified conditions of the navigation films can be generally found only when the navigation films are checked, the shooting can be carried out again only by adopting the measures, and time and manpower and material resources are wasted.
Disclosure of Invention
The invention aims to provide an orthofile preprocessing system for aerial photo screening, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: an orthographic document preprocessing system for aerial photograph screening is characterized in that: reading the aerial photo folder by adopting a tool, and exporting the interval time of automatically picking up aerial photos, corresponding to the POS interval time table, overlapping and screening to find out interval problem points and carrying out targeted adjustment;
reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing;
after the aerial photos are shot, the shot aerial photos are monitored in real time, and then the quality of the shot aerial photos is evaluated according to the real-time monitoring result; if the quality of the shot aerial photo meets the standard, the shot point of the aerial photo does not need to be adjusted, and if the quality of the shot aerial photo does not meet the standard, the shot point of the aerial photo needs to be adjusted; if the quality of the shot aerial photo reaches the standard, under the condition that the shooting point of the aerial photo does not need to be adjusted, the geographical position information of the shooting point of the aerial photo can be directly determined; under the condition that the shooting point of the aerial photo needs to be adjusted, updating the geographical position information of the shooting point of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo;
when the unmanned aerial vehicle shoots the aerial photo, some faults occur, for example, the situation that the photo and the POS point do not correspond to each other is caused by not recording the POS point when the photo is shot, but the POS point is recorded but the photo is not shot, and the like, so that the shooting work of the aerial photo is wrong, and the problem point is relatively troublesome for a worker to find out the problem point; the solution is as follows: if the POS points are excessive, deleting redundant POS problem points, and if the navigation films are excessive, deleting redundant navigation films; compared with the prior method for searching the problem point, the method is quicker, and saves a large amount of time;
reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing; extracting file names from a replication grid, wherein in the process of aerial photo shooting, files with the same name are numerous, but only one file needs to be extracted in application, the file is not needed to be considered, a tool is used for extracting one file from a plurality of files with the same file name, if the file names are the same and the suffixes are different, each suffix name is extracted by the tool, and then the processing is carried out after the extraction, wherein the processing process is replication grid orthoscopic processing and converts original high pixels into 8-bit low pixels, so that the application environment can be adapted;
after the aerial photos are shot, the shot aerial photos are monitored in real time, and then the quality of the shot aerial photos is evaluated according to the real-time monitoring result; if the quality of the shot aerial photo meets the standard, the shot point of the aerial photo does not need to be adjusted, and if the quality of the shot aerial photo does not meet the standard, the shot point of the aerial photo needs to be adjusted; if the quality of the shot aerial photo reaches the standard, under the condition that the shooting point of the aerial photo does not need to be adjusted, the geographical position information of the shooting point of the aerial photo can be directly determined; and under the condition that the shooting point of the aerial photo needs to be adjusted, updating the geographical position information of the shooting point of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo.
Preferably, the work of evaluating the quality of the shot aerial photos is finished by an evaluation module;
the evaluation module is used for evaluating the quality of the shot aerial photos according to the aerial photos.
Preferably, the work of determining whether the shot points of the aerial photographs need to be adjusted based on the result of evaluating the quality of the shot aerial photographs is performed by a determination module;
the determination module is used for determining whether the shooting point of the aerial photo needs to be adjusted or not based on the result of evaluating the quality of the shot aerial photo.
Preferably, under the condition that the shooting point of the aerial photo needs to be adjusted, the work of updating the geographical position information of the shooting point of the aerial photo is finished by the shooting point adjusting module according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo;
the adjusting module is used for updating the working starting point of the geographical position information of the shooting point of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo under the condition that the shooting point of the aerial photo needs to be adjusted.
Preferably, the quality evaluation of the shot aerial photos comprises two steps, wherein the first step is to obtain a preset quality evaluation information protocol, and the second step is to detect the aerial photos through an image quality detection system according to the preset quality evaluation information protocol so as to evaluate the quality of the shot aerial photos;
the quality evaluation of the shot aerial photos comprises two steps, wherein the first step is to obtain a preset quality evaluation information protocol, and the second step is to detect the aerial photos through an image quality detection system according to the preset quality evaluation information protocol so as to evaluate the quality of the shot aerial photos.
Preferably, the adjusting of the aerial photo shooting point comprises adjusting the position of the aerial photo shooting device and the angle of the aerial photo shooting device;
the adjusting of the aerial photo shooting point comprises adjusting the position of the aerial photo shooting device and the angle of the aerial photo shooting device.
Preferably, the adjustment of the shooting point of the aerial photo comprises the setting of the overlapping degree of a new aerial photo;
adjusting the photo shot points includes performing overlap setting on a new photo.
Preferably, the adjustment of the shooting point of the aerial photo comprises the denoising operation of the new aerial photo;
and adjusting the shooting point of the aerial photo comprises the step of carrying out denoising operation on the new aerial photo.
Preferably, the quality of the shot aerial photo is detected by detecting brightness, color, definition and shielding objects;
the content of the aerial photo quality detection includes the detection of brightness, color, definition and shielding objects.
Preferably, under the condition that the shooting point of the aerial photo needs to be adjusted, whether an obstacle exists in the flying process of the aircraft is monitored through preset monitoring equipment, and if the obstacle is monitored, the air route is re-planned.
And under the condition of adjusting the shooting point of the aerial photo, monitoring whether an obstacle exists in the flying process of the aircraft through preset monitoring equipment, and if so, replanning the air route.
Compared with the prior art, the invention has the beneficial effects that:
1. when the unmanned aerial vehicle shoots the aerial photo, some faults occur, for example, the situation that the photo and the POS point do not correspond to each other is caused by not recording the POS point when the photo is shot, but the POS point is recorded but the photo is not shot, and the like, so that the shooting work of the aerial photo is wrong, and the problem point is relatively troublesome for a worker to find out the problem point; the solution is as follows: if the POS points are excessive, deleting redundant POS problem points, and if the navigation films are excessive, deleting redundant navigation films; compared with the prior method for searching the problem point, the method is more efficient;
2. reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing; extracting file names from the copy grids, wherein in the process of aerial photograph shooting, files with the same name are numerous, but only one file needs to be extracted during application, the files are not needed to be considered, a tool is used for extracting one file from a plurality of files with the same file name, if the file names are the same and the suffixes are different, each suffix name is extracted by the tool, and the tool is processed after extraction, so that the application environment is adapted; under the condition that a plurality of suffix names of the same file name exist at the same time, a single name can be efficiently extracted by using a tool;
3. in the process of shooting the aerial photo, the shot aerial photo has unqualified conditions, for example, the situation that the aerial photo is unqualified due to barrier shielding, insufficient brightness and low definition can cause the unqualified aerial photo, the unqualified condition of the aerial photo can be generally found only when the aerial photo is checked, and the adopted measures only need to be shot again, so that time and manpower and material resources are wasted; the invention monitors the quality of the shot aerial photo in real time, if the quality of the shot aerial photo does not reach the standard, the shooting point of the aerial photo needs to be adjusted, and the geographical position information of the shooting point of the aerial photo is updated in real time according to the quality of the evaluated aerial photo and the environmental information of the shot aerial photo, thereby saving a large amount of time.
Drawings
FIG. 1 is a schematic view of a process for detecting whether the quality of a aerial photo is qualified after the aerial photo is shot by an orthofile preprocessing system for screening the aerial photo of the invention;
FIG. 2 is a schematic structural diagram of a relationship among an evaluation module, a determination module and a shooting point adjustment module of an orthofile preprocessing system for aerial photo screening according to the present invention;
FIG. 3 is a schematic structural diagram of a shooting point adjustment module of an orthofile preprocessing system for aerial photo screening according to the present invention;
FIG. 4 is a schematic diagram of the interval between the shooting of auto-picking aerial photographs derived by a tool of an orthofile preprocessing system for screening aerial photographs according to the present invention;
FIG. 5 is a schematic diagram of the correlation between the interval time between the auto-pick aerial photo shooting and the interval time table of POS of the ortho-file pre-processing system for aerial photo screening according to the present invention;
FIG. 6 is a schematic diagram of a document path reading of an orthographic document preprocessing system for aerial photograph screening according to the present invention;
FIG. 7 is a schematic diagram of an orthographic document preprocessing system for aerial photograph screening according to the present invention for automatically reading a single attribute document by using a tool.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-7, an orthofile preprocessing system for aerial photograph screening is characterized in that: reading the aerial photo folder by adopting a tool, and exporting the interval time of automatically picking up aerial photos, corresponding to the POS interval time table, overlapping and screening to find out interval problem points and carrying out targeted adjustment;
reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing;
after the aerial photos are shot, the shot aerial photos are monitored in real time, and then the quality of the shot aerial photos is evaluated according to the real-time monitoring result; if the quality of the shot aerial photo meets the standard, the shot point of the aerial photo does not need to be adjusted, and if the quality of the shot aerial photo does not meet the standard, the shot point of the aerial photo needs to be adjusted; if the quality of the shot aerial photo reaches the standard, under the condition that the shooting point of the aerial photo does not need to be adjusted, the geographical position information of the shooting point of the aerial photo can be directly determined; under the condition that the shooting point of the aerial photo needs to be adjusted, updating the geographical position information of the shooting point of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo;
when the unmanned aerial vehicle shoots the aerial photo, some faults occur, for example, the situation that the photo and the POS point do not correspond to each other is caused by not recording the POS point when the photo is shot, but the POS point is recorded but the photo is not shot, and the like, so that the shooting work of the aerial photo is wrong, and the problem point is relatively troublesome for a worker to find out the problem point; the solution is as follows: if the POS points are excessive, deleting redundant POS problem points, and if the navigation films are excessive, deleting redundant navigation films; compared with the prior method for searching the problem point, the method is quicker, and saves a large amount of time;
reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing; extracting file names from a replication grid, wherein in the process of aerial photo shooting, files with the same name are numerous, but only one file needs to be extracted in application, the file is not needed to be considered, a tool is used for extracting one file from a plurality of files with the same file name, if the file names are the same and the suffixes are different, each suffix name is extracted by the tool, and then the processing is carried out after the extraction, wherein the processing process is replication grid orthoscopic processing and converts original high pixels into 8-bit low pixels, so that the application environment can be adapted;
after the aerial photo is shot at a place needing to be shot, the shot aerial photo is monitored, and then the quality of the shot aerial photo is evaluated according to the monitored aerial photo; the quality of the shot aerial photo is evaluated by detecting the brightness, color, definition and sheltering object of the quality of the shot aerial photo according to a preset quality evaluation information protocol, and judging whether the quality of the shot aerial photo reaches the standard or not according to preset quality evaluation information; if the quality of the shot aerial photos reaches the standard, the shooting points of the aerial photos do not need to be adjusted, and the shooting work can be continued; if the quality of the shot aerial photo reaches the standard, under the condition that the shooting point of the aerial photo does not need to be adjusted, the geographical position information of the shooting point of the aerial photo can be directly determined; under the condition that the aerial photo shooting points need to be adjusted, updating the geographical position information of the aerial photo shooting points according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo, wherein the adjustment of the aerial photo shooting points comprises the adjustment of the position of an aerial photo shooting device and the angle of the aerial photo shooting device; setting the overlapping degree and carrying out denoising operation; the quality of the aerial photo can be evaluated in time, the shooting point of the aerial photo can be adjusted, a new qualified aerial photo can be obtained in real time, and time is saved.
The work of evaluating the quality of the shot aerial photos is finished by an evaluation module;
the evaluation module is used for evaluating the quality of the shot aerial photos according to a preset quality evaluation protocol.
The work of determining whether the shooting point of the aerial photo needs to be adjusted based on the result of evaluating the quality of the shot aerial photo is completed by a determination module;
the determination module is used for determining whether the shooting point of the aerial photo needs to be adjusted or not based on the result of evaluating the quality of the shot aerial photo.
And under the condition that the shooting point of the aerial photo needs to be adjusted, updating the geographical position information of the shooting point of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo by using the shooting point adjusting module.
The adjusting module is used for updating the geographical position information of the shooting points of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo under the condition that the shooting points of the aerial photo need to be adjusted, and comprises an overlapping degree detecting unit, a shooting angle adjusting unit, an obstacle detecting unit and a denoising unit.
The quality evaluation of the shot aerial photos comprises two steps, wherein the first step is to obtain a preset quality evaluation information protocol, and the second step is to detect the aerial photos through an image quality detection system according to the preset quality evaluation information protocol so as to evaluate the quality of the shot aerial photos.
The quality evaluation of the shot aerial photos comprises two steps, wherein the first step is to obtain a preset quality evaluation information protocol, and the second step is to detect the aerial photos through an image quality detection system according to the preset quality evaluation information protocol so as to evaluate the quality of the shot aerial photos.
The adjusting of the aerial photo shooting point comprises adjusting the position of the aerial photo shooting device and the angle of the aerial photo shooting device.
Adjusting the photo shot points includes performing overlap setting on a new photo.
And adjusting the shooting point of the aerial photo comprises the step of carrying out denoising operation on the new aerial photo.
The content of the aerial photo quality detection includes the detection of brightness, color, definition and shielding objects.
And under the condition that the shooting point of the aerial photo needs to be adjusted, monitoring whether an obstacle exists in the flying process of the aircraft through preset monitoring equipment, and if the obstacle is monitored, re-planning the air route.
Under the condition of adjusting the shooting point of the aerial photo, whether an obstacle exists in the flying process of the aircraft is monitored through the preset monitoring equipment, if the obstacle exists, the air route is planned again, and the situation that the aerial photo shooting equipment collides the obstacle or the obstacle shields the lens to cause that the shot aerial photo is unqualified is avoided.
The working principle is as follows: when the unmanned aerial vehicle shoots the aerial photo, some faults occur, for example, the situation that the photo and the POS point do not correspond to each other is caused by not recording the POS point when the photo is shot, but the POS point is recorded but the photo is not shot, and the like, so that the shooting work of the aerial photo is wrong, and the problem point is relatively troublesome for a worker to find out the problem point; the solution is as follows: if the POS points are excessive, deleting redundant POS problem points, and if the navigation films are excessive, deleting redundant navigation films; compared with the prior method for searching the problem point, the method is quicker, and saves a large amount of time;
reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing; extracting file names from a replication grid, wherein in the process of aerial photo shooting, files with the same name are numerous, but only one file needs to be extracted in application, the file is not needed to be considered, a tool is used for extracting one file from a plurality of files with the same file name, if the file names are the same and the suffixes are different, each suffix name is extracted by the tool, and then the processing is carried out after the extraction, wherein the processing process is replication grid orthoscopic processing and converts original high pixels into 8-bit low pixels, so that the application environment can be adapted;
after the aerial photo is shot at a place needing to be shot, the shot aerial photo is monitored, and then the quality of the shot aerial photo is evaluated according to the monitored aerial photo; the quality of the shot aerial photo is evaluated by detecting the brightness, color, definition and sheltering object of the quality of the shot aerial photo according to a preset quality evaluation information protocol, and judging whether the quality of the shot aerial photo reaches the standard or not according to preset quality evaluation information; if the quality of the shot aerial photos reaches the standard, the shooting points of the aerial photos do not need to be adjusted, and the shooting work can be continued; if the quality of the shot aerial photo reaches the standard, under the condition that the shooting point of the aerial photo does not need to be adjusted, the geographical position information of the shooting point of the aerial photo can be directly determined; under the condition that the aerial photo shooting points need to be adjusted, updating the geographical position information of the aerial photo shooting points according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo, wherein the adjustment of the aerial photo shooting points comprises the adjustment of the position of an aerial photo shooting device and the angle of the aerial photo shooting device; setting the overlapping degree and carrying out denoising operation; the quality of the aerial photo can be evaluated in time, the shooting point of the aerial photo can be adjusted, a new qualified aerial photo can be obtained in real time, and time is saved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. An orthographic document preprocessing system for aerial photograph screening is characterized in that: reading the aerial photo folder by adopting a tool, and exporting the interval time of automatically picking up aerial photos, corresponding to the POS interval time table, overlapping and screening to find out interval problem points and carrying out targeted adjustment;
reading a file path, automatically reading a single attribute file by using a tool, and picking up and processing;
after the aerial photo is shot, evaluating the quality of the shot aerial photo in real time; if the quality of the shot aerial photo meets the standard, the shot point of the aerial photo does not need to be adjusted, and if the quality of the shot aerial photo does not meet the standard, the shot point of the aerial photo needs to be adjusted; if the quality of the shot aerial photo reaches the standard, under the condition that the shooting point of the aerial photo does not need to be adjusted, the geographical position information of the shooting point of the aerial photo can be directly determined; and under the condition that the shooting point of the aerial photo needs to be adjusted, updating the geographical position information of the shooting point of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo.
2. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: the work of evaluating the quality of the shot aerial photos is completed by an evaluation module.
3. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: the task of determining whether the shot points of the aerial photographs need to be adjusted based on the result of evaluating the quality of the shot aerial photographs is accomplished by a determination module.
4. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: and under the condition that the shooting point of the aerial photo needs to be adjusted, updating the geographical position information of the shooting point of the aerial photo according to the quality of the evaluated aerial photo and the environment information of the shot aerial photo by using the shooting point adjusting module.
5. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: the quality evaluation of the shot aerial photos comprises two steps, wherein the first step is to obtain a preset quality evaluation information protocol, and the second step is to detect the aerial photos through an image quality detection system according to the preset quality evaluation information protocol so as to evaluate the quality of the shot aerial photos.
6. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: the adjusting of the aerial photo shooting point comprises adjusting the position of the aerial photo shooting device and the angle of the aerial photo shooting device.
7. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: adjusting the photo shot points includes performing overlap setting on a new photo.
8. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: and adjusting the shooting point of the aerial photo comprises the step of carrying out denoising operation on the new aerial photo.
9. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: the quality of the shot aerial photo is detected by detecting the brightness, the color, the definition and the shielding object.
10. An orthofile preprocessing system for aerial photography screening according to claim 1, wherein: and under the condition that the shooting point of the aerial photo needs to be adjusted, monitoring whether an obstacle exists in the flying process of the aircraft through preset monitoring equipment, and if the obstacle is monitored, re-planning the air route.
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| CN202010442194.6A CN111680184A (en) | 2020-05-22 | 2020-05-22 | Orthographic file preprocessing system for aerial photo screening |
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| CN112399084A (en) * | 2020-11-17 | 2021-02-23 | 广州极飞科技有限公司 | Unmanned aerial vehicle aerial photography method and device, electronic equipment and readable storage medium |
| CN113296542A (en) * | 2021-07-27 | 2021-08-24 | 成都睿铂科技有限责任公司 | Aerial photography shooting point acquisition method and system |
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