CN113108811A - Photoelectric turret tracking precision automatic analysis and calculation device - Google Patents
Photoelectric turret tracking precision automatic analysis and calculation device Download PDFInfo
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- CN113108811A CN113108811A CN202110378025.5A CN202110378025A CN113108811A CN 113108811 A CN113108811 A CN 113108811A CN 202110378025 A CN202110378025 A CN 202110378025A CN 113108811 A CN113108811 A CN 113108811A
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Abstract
The invention discloses a photoelectric turret tracking accuracy automatic analysis and calculation device.A display is connected with a calculation processing unit; the external controller is connected with the calculation processing unit through a USB, a serial interface or a Bluetooth; the computing processing unit comprises a video input interface module, a computing processing module and a data storage module; the video input interface module is used for accessing the video output by the photoelectric turret, uniformly converting the video into a digital image to be processed and transmitting the digital image to the calculation processing module; the external controller inputs the tested parameters of the field angle and the image resolution of the photoelectric turret to the calculation processing module, controls the calculation processing module to run and stop, and sends the result obtained by the processing of the calculation processing module to the data storage module for storage. The invention has wide application range, can be set according to the parameters of different photoelectric turrets, and is suitable for the tracking precision test of all the current photoelectric turrets.
Description
Technical Field
The invention belongs to the technical field of photoelectric automatic detection, and relates to a photoelectric turret tracking precision automatic analysis and calculation device.
Background
The tracking accuracy of the photoelectric turret is an important technical index. The current tracking precision testing method is to use a photoelectric system to track a moving target, collect and analyze the tracked image, manually use software such as a drawing board to read out the pixel difference between the center of a tracking wave gate and the center of a cross sight line on the image, calculate the mean square error after analyzing a plurality of frames of images, and finally convert the image into a corresponding angle value according to the field angle of the system.
However, this method of post-processing images has the following problems: the efficiency of manually reading the pixel position difference is low, misreading and misreading can occur, the trend of continuous change of tracking precision cannot be given, and the result cannot be obtained in real time in the test.
At present, a 'tracking precision detection system with a dynamic simulation target simulation function' (published patent number: CN107478450A) and a 'detection method of orientation tracking precision of a photoelectric tracker' (published patent number: CN104932541A) which are published domestically disclose specific tracking precision test devices of photoelectric systems, wherein the devices mainly simulate the motion of a target, but do not relate to the processing of later data.
Disclosure of Invention
Objects of the invention
The purpose of the invention is: aiming at the blank of the existing method, the device for processing the video output by the photoelectric turret in real time to obtain the tracking precision is provided, the video output by the photoelectric turret is directly processed, the tracking precision change graph of each frame of image is automatically drawn, the tracking precision result is given, and meanwhile, the original video of the photoelectric turret and the video after processing and marking can be stored, so that data support is provided for the analysis and the promotion of the tracking precision of the product.
(II) technical scheme
In order to solve the above technical problem, the present invention provides an automatic analysis and calculation device for tracking accuracy of a photoelectric turret, comprising: the device comprises a calculation processing unit 1, a photoelectric turret video image input wiring 2, a display 3 and an external controller 4; the display 3 is connected with the calculation processing unit 1 through an HDMI or VGA interface; the external controller 4 comprises a key switch, a mouse, a keyboard, a track ball and a handle and is connected with the calculation processing unit 1 through a USB (universal serial bus), a serial interface or Bluetooth; the calculation processing unit 1 comprises a video input interface module 11, a calculation processing module 12 and a data storage module 13; the photoelectric turret video image input wiring 2 is connected with a photoelectric turret video output port and the calculation processing unit 1, and the video input interface module 11 is used for accessing the output video of the photoelectric turret, uniformly converting the output video into a digital image to be processed and transmitting the digital image to the calculation processing module 12; the external controller 4 inputs the parameters of the field angle and the image resolution of the tested photoelectric turret to the calculation processing module 12, controls the operation and the stop of the calculation processing module 12, and sends the result obtained by the processing of the calculation processing module 12 to the data storage module 13 for storage.
The video input interface module 11 integrates CVBS, VGA, DVI, HDMI, and CameraLink video interfaces, collects analog or digital video signals output by the photoelectric turret, and is connected to the computation processing module 12 through a PCIe interface.
The calculation processing module 12 includes a processor and a random access memory, and the processor is one or a combination of several of a digital signal processor DSP, an advanced risc processor ARM, a field programmable gate array FPGA, a graphics processor GPU, and an INTEL or AMD processor x64-x 86.
The data storage module 13 includes a high-speed data storage interface and a storage device, the storage device is a solid state disk, and the high-speed data storage interface includes SATA3, SATA2, and a USB3.0 interface.
After the external controller 4 inputs an operation instruction, the calculation processing module 12 displays the digital image transmitted from the video input module 11 on the display 3, and stores the turret video digital image in the data storage module 13.
The calculation processing module 12 analyzes each frame of image, determines whether the turret is in the tracking state according to the situation of the tracking gate of the video image of the photoelectric brick tower, calculates the azimuth pixel deviation a and the elevation pixel deviation b of the center position of the cross division line and the center position of the tracking gate through image processing if the turret is in the tracking state, and then calculates the result as follows with the view angle α × β and the image resolution H × V input by the external controller 4:
horizontal accuracy is a × α ÷ H
Vertical accuracy b x β/V
Tracking accuracy (horizontal accuracy)2+ vertical accuracy2)1/2
And obtaining the instantaneous tracking precision of the single-frame image, storing the obtained single-frame tracking precision result into a data storage module by the calculation processing module 12, and drawing a tracking precision visualization graph line on the display 3 in real time.
Wherein, the calculation processing module 12 marks the center of the cross division line and the tracking wave gate on the image when processing the image, saves the center as a new image file, stores the new image file in the data storage module 13, and displays the new image file on the display 3.
(III) advantageous effects
The device for automatically analyzing and calculating the tracking precision of the photoelectric turret, provided by the technical scheme, has the following beneficial effects:
(1) the invention greatly improves the efficiency of analyzing the tracking precision data of the photoelectric system and saves the economic cost and the labor cost of the inspection test. The time for manually processing the data of one product is about 2 hours, and the device can obtain the result in real time in the tracking test process.
(2) The invention can provide a continuous change curve of the tracking precision in the process of tracking the target by the photoelectric turret, and provides data support for the analysis of the tracking precision and the performance improvement of the product.
(3) The invention stores the original video image output by the photoelectric turret, the processed video image marked with the positions of the gate and the cross and the change curve of the tracking precision in the data storage module, is convenient for playback and check of the result after the test and avoids the loss of important information.
(4) The invention has wide application range, can be set according to the parameters of different photoelectric turrets, and is suitable for the tracking precision test of all the current photoelectric turrets.
Drawings
FIG. 1 is a schematic diagram of an automatic analyzing and calculating device for tracking accuracy of a photoelectric turret according to the present invention.
Fig. 2 is a schematic diagram of a typical photoelectric turret inputting video images.
Fig. 3 visualizes a graphical diagram.
The system comprises a calculation processing unit, a 2-photoelectric turret video image input wiring, a 3-display, a 4-external controller, a 11-video input interface module, a 12-calculation processing module, a 13-data storage module, a 5-cross division line and a 6-tracking wave gate.
Detailed Description
In order to make the objects, contents, and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
As shown in fig. 1, the automatic analyzing and calculating device for tracking accuracy of a photoelectric turret includes: the device comprises a calculation processing unit 1, a photoelectric turret video image input wiring 2, a display 3 and an external controller 4; the display 3 is connected with the calculation processing unit 1 through an HDMI or VGA interface; the external controller 4 comprises but is not limited to peripheral devices such as a key switch, a mouse, a keyboard, a track ball and a handle, is connected with the calculation processing unit 1 through a USB (universal serial bus), a serial interface or a Bluetooth and is used for controlling the working operation of the device; the calculation processing unit 1 comprises a video input interface module 11, a calculation processing module 12 and a data storage module 13; the photoelectric turret video image input connection 2 accesses an output video of the photoelectric turret to the calculation processing unit 1, the output video of the photoelectric turret is accessed and converted through the video input interface module 11, the input video is uniformly converted into a digital image to be processed, and the digital image to be processed is transmitted to the calculation processing module 12; the external controller 4 inputs the parameters of the field angle and the image resolution of the tested photoelectric turret to the calculation processing module 12, controls the operation and the stop of the calculation processing module 12, and sends the result obtained by the processing of the calculation processing module 12 to the data storage module 13 for storage.
The video input interface module 11 integrates mainstream video interfaces of CVBS, VGA, DVI, HDMI, and CameraLink, and can collect analog or digital video signals output by the photoelectric turret, convert the analog or digital video signals into digital signals in a unified manner, and transmit the digital signals to the computation processing module 12 through a PCIe interface. The calculation processing module 12 mainly includes a processor and a random access memory, the processor is preferably but not limited to a digital signal processor DSP, and as other embodiments, one or a combination of several of an advanced risc processor ARM, a field programmable gate array FPGA, a graphics processor GPU, and an INTEL or AMD processor x64-x86 may also be used as the processor of the calculation processing module of this embodiment. The data storage module 13 includes a high-speed data storage interface and a storage device, the storage device is preferably but not limited to a solid state disk, and the high-speed data storage interface also includes common interfaces such as SATA3, SATA2, and USB 3.0.
The image inputted by the photoelectric turret is generally as shown in fig. 2, and the image has a cross-shaped division line 5, and the cross-shaped division line 5 has different patterns according to the photoelectric turret. When the photoelectric turret tracks the target, the tracking wave gate 6 appears in the image, and different turrets also have different sizes and styles of tracking wave gates.
When the external controller 4 inputs an operation instruction, the calculation processing module 12 displays the digital image transmitted from the video input module 11 on the display 3, and stores the turret video digital image in the data storage module 13. Meanwhile, the calculation processing module 12 analyzes each frame of image, judges whether the turret is in the tracking state according to the state of the tracking wave gate 6, if the turret is in the tracking state, calculates the azimuth pixel deviation a and the elevation pixel deviation b of the central position of the cross division line 5 and the central position of the tracking wave gate 6 by an image processing method, and then calculates the result, the field angle α × β and the image resolution H × V input by the external controller 4 as follows:
horizontal accuracy is a × α ÷ H
Vertical accuracy b x β/V
Tracking accuracy (horizontal accuracy)2+ vertical accuracy2)1/2
Thus obtaining the instant tracking precision of the single frame image. The calculation processing module 12 stores the obtained single-frame tracking accuracy result in the data storage module, and draws a tracking accuracy visualization graph on the display 3 in real time, as shown in fig. 3, where the maximum value and the root mean square of the obtained result are displayed on the graph in real time.
Meanwhile, the calculation processing module 12 marks the centers of the cross-hatch 5 and the tracking wave gate 6 on the image when processing the image, stores the same as a new image file in the data storage module 13, and displays the same on the display 3.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An automatic analysis and calculation device for tracking accuracy of a photoelectric turret is characterized by comprising: the device comprises a calculation processing unit (1), a photoelectric turret video image input wiring (2), a display (3) and an external controller (4); the display (3) is connected with the calculation processing unit (1) through an HDMI or VGA interface; the external controller (4) comprises a key switch, a mouse, a keyboard, a track ball and a handle, and is connected with the calculation processing unit (1) through a USB (universal serial bus), a serial interface or a Bluetooth; the computing processing unit (1) comprises a video input interface module (11), a computing processing module (12) and a data storage module (13); the photoelectric turret video image input wiring (2) is connected with a photoelectric turret video output port and the calculation processing unit (1), and a video input interface module (11) is used for outputting video to the photoelectric turret, accessing the video, uniformly converting the video into a digital image to be processed and transmitting the digital image to the calculation processing module (12); the external controller (4) inputs the parameters of the field angle and the image resolution of the tested photoelectric turret to the calculation processing module (12), controls the operation and the stop of the calculation processing module (12), and transmits the result obtained by the processing of the calculation processing module (12) to the data storage module (13) for storage.
2. The device for automatic analysis and calculation of tracking accuracy of photoelectric turrets according to claim 1, characterized in that said video input interface module (11) integrates CVBS, VGA, DVI, HDMI, CameraLink video interfaces, collects analog or digital video signals outputted by the photoelectric turrets and connects to the calculation processing module (12) through PCIe interface.
3. The electro-optical turret tracking accuracy automatic analysis computing device according to claim 2, wherein said computing processing module (12) comprises a processor and a random access memory, the processor is selected from one or a combination of a digital signal processor DSP, an advanced reduced instruction set processor ARM, a field programmable gate array FPGA, a graphics processor GPU, an INTEL or AMD processor x64-x 86.
4. The automatic analysis and calculation device for tracking accuracy of photoelectric turret according to claim 3, wherein said data storage module (13) comprises a high-speed data storage interface and a storage device, said storage device is selected from a solid state disk, and said high-speed data storage interface comprises SATA3, SATA2 and USB3.0 interface.
5. The device for automatically analyzing and calculating tracking accuracy of a photoelectric turret according to claim 4, wherein after the external controller (4) inputs an operation command, the calculation processing module (12) displays the digital image transmitted from the video input module (11) on the display (3) and stores the turret video digital image in the data storage module (13).
6. The device for automatically analyzing and calculating tracking accuracy of a photoelectric turret according to claim 5, wherein the calculation processing module (12) analyzes each frame of image, determines whether the turret is in a tracking state according to the status of the tracking wave gate of the video image of the photoelectric brick tower, and if the turret is in the tracking state, calculates the azimuth pixel deviation a and the elevation pixel deviation b of the center position of the cross-shaped division line and the center position of the tracking wave gate through image processing, and then calculates the result as follows with the field angle α x β and the image resolution H x V input by the external controller (4):
horizontal accuracy is a × α ÷ H
Vertical accuracy b x β/V
Tracking accuracy (horizontal accuracy)2+ vertical accuracy2)1/2
And the instantaneous tracking precision of the single-frame image is obtained, the calculation processing module (12) stores the obtained single-frame tracking precision result into the data storage module, and a tracking precision visualization graph line is drawn on the display (3) in real time.
7. The automatic analyzing and calculating device for tracking accuracy of photoelectric turret according to claim 6, wherein the calculation processing module (12) marks the center of the cross-hatch and the tracking gate on the image when processing the image, saves it as a new image file, stores it in the data storage module (13), and displays it on the display (3).
8. The automatic analysis and calculation apparatus for tracking accuracy of photoelectric turret according to claim 6, wherein the maximum value obtained and the root mean square of the obtained result are displayed on the visualization graph in real time.
9. An automatic analysis and calculation method for tracking accuracy of a photoelectric turret, characterized in that the calculation is performed based on the automatic analysis and calculation device for tracking accuracy of a photoelectric turret according to any one of claims 1 to 8.
10. Use of the device for automatic analysis and calculation of tracking accuracy of an optoelectronic turret according to any of claims 1 to 8 in the field of optoelectronic automatic detection technology.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117011296A (en) * | 2023-10-07 | 2023-11-07 | 长春通视光电技术股份有限公司 | Method, equipment and storage medium for quickly detecting tracking precision of photoelectric pod |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6104429A (en) * | 1993-08-10 | 2000-08-15 | Raytheon Company | Integration of TV video with IR tracker features |
| CN103226327A (en) * | 2013-04-09 | 2013-07-31 | 西安应用光学研究所 | Automatic compensation method for static drift of sight line of stabilized photoelectric sight system |
| CN103227932A (en) * | 2013-04-09 | 2013-07-31 | 西安应用光学研究所 | Testing device for tracking performance of photoelectric stabilization tracking platform |
| CN103278142A (en) * | 2013-04-09 | 2013-09-04 | 西安应用光学研究所 | Optoelectronic system-based continuous-tracking automatic-switching method |
| CN205693789U (en) * | 2015-12-09 | 2016-11-16 | 广州番禺职业技术学院 | A kind of Moving Object in Video Sequences follows the tracks of device |
| CN107478450A (en) * | 2016-06-07 | 2017-12-15 | 长春理工大学 | A kind of tracking accuracy detecting system with dynamic simulation target simulation function |
| CN109358656A (en) * | 2018-09-11 | 2019-02-19 | 西安应用光学研究所 | A kind of target acquistion method suitable for airborne lidar for fluorescence |
| CN110487266A (en) * | 2019-08-24 | 2019-11-22 | 西安应用光学研究所 | A kind of airborne photoelectric passive high-precision localization method suitable for sea-surface target |
| CN110658854A (en) * | 2019-09-29 | 2020-01-07 | 凯迈（洛阳）测控有限公司 | Photoelectric turret video tracking feedforward compensation method based on combined inertial navigation information application |
| CN111462189A (en) * | 2020-04-16 | 2020-07-28 | 吉林大学 | Image locking and tracking system and method |
-
2021
- 2021-04-08 CN CN202110378025.5A patent/CN113108811B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6104429A (en) * | 1993-08-10 | 2000-08-15 | Raytheon Company | Integration of TV video with IR tracker features |
| CN103226327A (en) * | 2013-04-09 | 2013-07-31 | 西安应用光学研究所 | Automatic compensation method for static drift of sight line of stabilized photoelectric sight system |
| CN103227932A (en) * | 2013-04-09 | 2013-07-31 | 西安应用光学研究所 | Testing device for tracking performance of photoelectric stabilization tracking platform |
| CN103278142A (en) * | 2013-04-09 | 2013-09-04 | 西安应用光学研究所 | Optoelectronic system-based continuous-tracking automatic-switching method |
| CN205693789U (en) * | 2015-12-09 | 2016-11-16 | 广州番禺职业技术学院 | A kind of Moving Object in Video Sequences follows the tracks of device |
| CN107478450A (en) * | 2016-06-07 | 2017-12-15 | 长春理工大学 | A kind of tracking accuracy detecting system with dynamic simulation target simulation function |
| CN109358656A (en) * | 2018-09-11 | 2019-02-19 | 西安应用光学研究所 | A kind of target acquistion method suitable for airborne lidar for fluorescence |
| CN110487266A (en) * | 2019-08-24 | 2019-11-22 | 西安应用光学研究所 | A kind of airborne photoelectric passive high-precision localization method suitable for sea-surface target |
| CN110658854A (en) * | 2019-09-29 | 2020-01-07 | 凯迈（洛阳）测控有限公司 | Photoelectric turret video tracking feedforward compensation method based on combined inertial navigation information application |
| CN111462189A (en) * | 2020-04-16 | 2020-07-28 | 吉林大学 | Image locking and tracking system and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117011296A (en) * | 2023-10-07 | 2023-11-07 | 长春通视光电技术股份有限公司 | Method, equipment and storage medium for quickly detecting tracking precision of photoelectric pod |
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