CN114422773A - Customized image debugging system and method - Google Patents
Customized image debugging system and method Download PDFInfo
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- CN114422773A CN114422773A CN202210099469.XA CN202210099469A CN114422773A CN 114422773 A CN114422773 A CN 114422773A CN 202210099469 A CN202210099469 A CN 202210099469A CN 114422773 A CN114422773 A CN 114422773A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/698—Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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Abstract
The invention discloses a customized image debugging system and a customized image debugging method, wherein the customized image debugging system comprises a video acquisition unit, a video processing unit and a video processing unit, wherein the video acquisition unit is used for acquiring and processing video signals; the 360-degree around-looking image to be debugged is connected with the video acquisition unit and used for receiving the video signal of the video acquisition unit, processing and displaying the video signal in real time; the image debugging tool is connected with the 360-degree all-around image and used for receiving and storing the video signal of the 360-degree all-around image; the image debugging tool stores a plurality of files, and the number of the files corresponds to the video frame rate of video signals in the 360-degree all-around image. The invention can evaluate the response speed of the 360-degree all-around images, ensures that the performance of the 360-degree all-around images meets the design requirement, ensures that the 360-degree all-around images can stably and reliably run, and reduces the loss of video signals transmitted to a vehicle-mounted entertainment system by the 360-degree all-around images. The method can be used for testing different 360-degree panoramic images and has strong universality.
Description
Technical Field
The invention belongs to the technical field of image debugging, and particularly relates to a customized image debugging system and method.
Background
The patent numbers of China: CN201220658605.6, which discloses an automatic correction device for panoramic image system, comprising an upper computer, an image debugging and measuring board, an AVM system host and a camera; the AVM system host machine is provided with an MCU and an image processing chip, wherein the MCU is provided with a storage module for storing reference point coordinate data, the MCU is in communication connection with the image processing chip and writes the reference point coordinate data into a buffer area of the image processing chip, the image processing chip transmits an image acquired by a camera and the reference point coordinate data of the buffer area to an upper computer, the upper computer captures a current identification point coordinate from the image acquired by the current camera and compares the current identification point coordinate with the reference point coordinate data to calculate the offset of each camera captured image and correct a new spliced image, and the upper computer is connected with the AVM system host machine to store the spliced image data in the storage module of the MCU. The method has the characteristics of simple operation, low requirement on the background, small error of the synthesized image and the like. Although the device can calculate the offset of each camera captured picture and correct a new spliced picture, the device does not test the response speed of the 360-degree panoramic image. The 360-degree all-around video displays the surrounding road conditions in real time through digital videos, transmits video streams to the vehicle-mounted entertainment system through an LVDS protocol, and displays pictures in real time through a display screen of the vehicle-mounted entertainment system. With the generalization of the use of automobile images and the complicated image environment, the images need to be debugged to evaluate whether the image design indexes can meet the requirement of the display performance of the images of the whole automobile. At present, no device and method for debugging the image response speed exist in the industry, so that the 360-degree around view image response speed index does not meet the requirement of the display performance of the whole vehicle image. The situation that the 360-degree view around image display image is greatly influenced by the camera environment is considered, so that the 360-degree view around image cannot reliably transmit the video stream to the vehicle-mounted entertainment system completely without loss through the LVDS protocol, the picture displayed by the 360-degree view around image is incomplete, and even the picture cannot be displayed is considered.
Disclosure of Invention
In order to solve the above problems, the present invention provides a customized image debugging system and method, which can effectively evaluate the response speed of 360 around-looking images and has strong versatility.
In order to solve the technical problem, the technical scheme adopted by the invention is as follows: a customized image debugging system includes,
the video acquisition unit is used for acquiring and processing video signals;
the 360-degree around-looking image to be debugged is connected with the video acquisition unit and used for receiving the video signal of the video acquisition unit, processing and displaying the video signal in real time;
the image debugging tool is connected with the 360-degree all-around image and used for receiving and storing the video signal of the 360-degree all-around image;
the image debugging tool generates and stores a plurality of files, and the number of the files corresponds to the video frame rate of video signals in the 360-degree all-around images.
As an optimization, the video acquisition unit comprises a camera and a camera module which are connected, the camera is used for acquiring videos, and the camera module is used for generating and processing video signals of the videos acquired by the camera.
As optimization, the Camera module comprises a Camera drive and a Camera Hal, and the Camera drive is respectively connected with the Camera and the Camera Hal; the Camera drive is used for generating video signals of videos collected by the Camera, and the Camera Hal is used for processing the video signals.
As optimization, the 360-degree panoramic image comprises an EVS and a display module, and the EVS is respectively connected with the camera module and the display module; the EVS is used for processing the received video signals; the display module is used for displaying the received video signal in real time.
As optimization, the image debugging tool comprises a setting module and a debugging module, wherein the setting module is respectively connected with the 360-degree all-round-looking image and the debugging module; the setting module is used for setting an image debugging tool; the debugging module is used for storing the received video signals.
As optimization, the camera module, the 360-degree all-round looking image and the image debugging tool are arranged in the vehicle-mounted entertainment system, and the camera is connected with the vehicle-mounted entertainment system through a connecting wire.
Preferably, the connecting line is a coaxial line.
Based on the system, the invention also provides a customized image debugging method, which comprises the following steps,
s1, enabling the camera, the camera module, the 360-degree all-round-looking image and the image debugging tool to be in a working state, and establishing communication connection between the image debugging tool and the 360-degree all-round-looking image;
s2, judging the setting state of the image debugging tool; if the setting state is normal, executing step S4; otherwise, executing step S3;
s3, continuing to set the image debugging tool, and returning to the step S1;
s4, judging 360 the opening state of the panoramic image, and if the panoramic image is in the opening state, executing the step S6; otherwise, executing step S5;
s5, continuing to open 360 the panoramic image, and returning to the step S2;
s6, placing an object in the acquisition range of the camera and moving along a preset route to enable the camera to acquire the video signal of the object; and after the collection is finished, checking files generated and stored in the image debugging tool directory.
Compared with the prior art, the invention has the following advantages:
according to the invention, the image debugging tool is used for analyzing according to the number of the files saved in the video frame rate, and comparing the number of the files without images, so that the response speed of the 360-degree panoramic image is obtained. The response speed of the 360 panoramic images can be evaluated, the performance of the 360 panoramic images is guaranteed to meet the design requirements, the 360 panoramic images can stably and reliably run, and the condition that the 360 panoramic images are transmitted to a vehicle-mounted entertainment system to cause video signals to be lost is reduced. The method can be used for testing different 360-degree panoramic images and has strong universality.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
fig. 2 is a view of the state of use of the invention, wherein the arrows indicate the direction of movement of the object 6;
FIG. 3 is a flow chart of the use of the present invention;
in the figure, 1 Camera, 2 Camera module, 201 Camera drive, 202 Camera Hal, 3360 look around the image, 301 EVS, 302 display module, 4 image debugging tools, 401 setting module, 402 debugging module, 5 in-vehicle entertainment system, 6 objects.
Detailed Description
The invention will be further explained with reference to the drawings and the embodiments.
Example (b): with reference to figures 1-3 of the drawings,
a customized image debugging system includes,
the video acquisition unit is used for acquiring and processing video signals; the video acquisition unit comprises a camera 1 and a camera module 2 which are connected, the camera 1 is used for acquiring videos, and the camera module 2 is used for generating and processing video signals of the videos acquired by the camera 1. The Camera module 2 comprises a Camera drive 201 and a Camera Hal202, and the Camera drive 201 is respectively connected with the Camera 1 and the Camera Hal 202; the Camera driver 201 is configured to generate a video signal of a video captured by the Camera 1, and the Camera Hal202 is configured to process the video signal.
The 360-degree all-around video 3 to be debugged is connected with the video acquisition unit and used for receiving the video signal of the video acquisition unit, processing the video signal and displaying the video signal in real time; the 360-degree all-around view image 3 comprises an EVS301 and a display module 302, wherein the EVS301 is respectively connected with the camera module 2 and the display module 302; the EVS301 is configured to process the received video signal; the display module 302 is configured to display the received video signal in real time.
The image debugging tool 4 is connected with the 360-degree all-around image 3 and used for receiving and storing the video signal of the 360-degree all-around image 3; the image debugging tool 4 stores a plurality of files, and the number of the files corresponds to the video frame rate of the video signals in the 360-degree around view image 3. The image debugging tool 4 comprises a setting module 401 and a debugging module 402, wherein the setting module 401 is respectively connected with the 360-degree all-round-looking image 3 and the debugging module 402; the setting module 401 is configured to set an image debugging tool 4; the debugging module 402 is configured to save the received video signal.
The camera module 2, the 360 all-round looking image 3 and the image debugging tool 4 are arranged in the vehicle-mounted entertainment system 5, and the camera 1 is connected with the vehicle-mounted entertainment system 5 through a coaxial line.
As shown in fig. 2, during testing, the camera modules 2, 360 look around the image 3 and the image debugging tool 4 are all disposed in the in-vehicle entertainment system 5. The camera 1 is horizontally placed on a table, a connecting port of the camera 1 is connected with the vehicle-mounted entertainment system 5, the object 6 is placed right in front of the camera 1, the moving direction is parallel to the camera 1, the distance between the object 6 and the camera 1 is 0.5m, and the vehicle-mounted entertainment system 5 is placed on the table.
As shown in fig. 1, a 360-degree surround view 3 is a device that converts a scene light image into an electrical signal and transmits an electrical signal file to a receiving end through an LVDS protocol. Mainly comprises an EVS301 and a display module 302. Wherein: the EVS301 processes the image of the vehicle surroundings, and the display module 302 displays the electric signal processed by the EVS301 on the terminal.
The LVDS employs a standard LVDS protocol that can be used to transmit video signals.
The camera 1 is connected with a camera driver 201; the Camera module 2 comprises a Camera drive 201 and a Camera Hal202, and the Camera drive 201 is respectively connected with the Camera 1 and the Camera Hal 202; the 360-degree all-round view image 3 comprises an EVS301 and a display module 302, wherein the EVS301 is respectively connected with the camera module 2 and the display module 302. Wherein: the camera 1 is used for inputting video signals; the Camera driver 201 and Camera Hal202 are used for transmitting the processed video signal to the 360-degree all-round video 3; the EVS301 is configured to process the received video signal; the display module 302 is configured to display the received video signal in real time.
The image debugging tool 4 comprises a setting module 401 and a debugging module 402, wherein the setting module 401 is respectively connected with the 360-degree all-round-view image 3 and the debugging module 402. Wherein: the setting module 401 is connected with the 360-degree all-around video 3 through service; the debugging module 402 is configured to store the received data.
The testing method for the image debugging system is utilized to test the response speed of the 360-degree all-round looking image 3, and comprises the following steps:
s1: make camera module 2, 360 look around image 3 and image debugging tool 4 be in operating condition to establish communication connection with 360 look around image 3 with image debugging tool 4 through the service.
S2: it is determined whether the image debugging tool 4 is normally set. If yes, it indicates that the image debugging tool 4 can be normally set, and the debugging tool can set the video information transmitted by the 360-degree all-round video 3, then step S4 is executed; otherwise, if the image debugging tool 4 cannot normally set the video information, step S3 is executed.
S3: the setup of the image debugging tool 4 is continued, and the process returns to step S1.
S4: judging whether the 360-degree panoramic image 3 is successfully opened, wherein the 360-degree panoramic image 3 needs to be powered on by 12V, and if so, executing the step S6; otherwise, step S5 is executed.
S5: continue to open 360 around image 3: and returns to step S2.
And S6, placing an object in the acquisition range of the camera and moving along a preset route, so that the camera acquires the video signal of the object, waiting for 30 seconds, and checking the file generated under the catalog of the image debugging tool 4.
Such as: when the video frame rate of the 360-view surround image 3 is 25fps, the number of detected files is 50. And checking all files and recording whether images exist, wherein if the number of the files without the images is less than 25 qualified values, the response speed of the 360-degree panoramic image 3 meets the design requirement.
The 360-degree view around image 3 to be tested is replaced by another model, and the test is carried out according to the same method.
And comparing and analyzing the test results of the 360-degree panoramic images 33 of different models, and comparing the number of files without images after the tests are performed on the 360-degree panoramic images 3, wherein the smaller the number of files without images is, the faster the response speed of the 360-degree panoramic images 3 is.
According to the invention, the image debugging tool is used for analyzing according to the number of the files saved in the video frame rate, and comparing the number of the files without images, so that the response speed of the 360-degree panoramic image is obtained. The response speed of the 360 panoramic images can be evaluated, the performance of the 360 panoramic images is guaranteed to meet the design requirements, the 360 panoramic images can stably and reliably run, and the condition that the 360 panoramic images are transmitted to a vehicle-mounted entertainment system to cause video signals to be lost is reduced. The method can be used for testing different 360-degree panoramic images and has strong universality.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all that should be covered by the claims of the present invention.
Claims (8)
1. A customized image debugging system, comprising,
the video acquisition unit is used for acquiring and processing video signals;
the 360-degree all-around video image (3) to be debugged is connected with the video acquisition unit and is used for receiving the video signal of the video acquisition unit, processing the video signal and displaying the video signal in real time;
the image debugging tool (4) is connected with the 360 all-around image (3) and is used for receiving and storing the video signal of the 360 all-around image (3);
the image debugging tool (4) generates and stores a plurality of files, and the number of the files corresponds to the video frame rate of the video signals in the 360-degree circular video image (3).
2. The customized image debugging system according to claim 1, wherein the video capturing unit comprises a camera (1) and a camera module (2) connected to each other, the camera (1) is used for capturing video, and the camera module (2) is used for generating and processing video signals of the video captured by the camera (1).
3. The customized image debugging system according to claim 2, wherein the Camera module (2) comprises a Camera driver (201) and a Camera Hal (202), the Camera driver (201) is connected to the Camera (1) and the Camera Hal (202), respectively; the Camera driver (201) is used for generating a video signal of a video collected by the Camera (1), and the Camera Hal (202) is used for processing the video signal.
4. The customized image debugging system according to claim 2 or 3, wherein the 360-degree around view image (3) comprises an EVS (301) and a display module (302), and the EVS (301) is respectively connected with the camera module (2) and the display module (302); the EVS (301) is configured to process the received video signal; the display module (302) is used for displaying the received video signal in real time.
5. The customized image debugging system according to claim 4, wherein the image debugging tool (4) comprises a setup module (401) and a debugging module (402), the setup module (401) is connected to the 360-degree around view image (3) and the debugging module (402), respectively; the setting module (401) is used for setting an image debugging tool (4); the debugging module (402) is used for saving the received video signal.
6. The customized image debugging system according to claim 4, wherein the camera module (2), the 360-degree panoramic image (3) and the image debugging tool (4) are all disposed in the vehicle-mounted entertainment system (5), and the camera (1) is connected to the vehicle-mounted entertainment system (5) through a connecting wire.
7. The customized image debugging system of claim 6, wherein the connecting wires are coaxial wires.
8. A customized image debugging method is characterized by comprising the following steps,
s1, enabling the camera, the camera module, the 360-degree all-round-looking image and the image debugging tool to be in a working state, and establishing communication connection between the image debugging tool and the 360-degree all-round-looking image;
s2, judging the setting state of the image debugging tool; if the setting state is normal, executing step S4; otherwise, executing step S3;
s3, continuing to set the image debugging tool, and returning to the step S1;
s4, judging 360 the opening state of the panoramic image, and if the panoramic image is in the opening state, executing the step S6; otherwise, executing step S5;
s5, continuing to open 360 the panoramic image, and returning to the step S2;
s6, placing an object in the acquisition range of the camera and moving along a preset route to enable the camera to acquire the video signal of the object; and after the collection is finished, checking files generated and stored in the image debugging tool directory.
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| CN203104677U (en) * | 2012-12-04 | 2013-07-31 | 同致电子科技（厦门）有限公司 | Automatic correction device for panorama image system |
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| CN110636283A (en) * | 2019-09-30 | 2019-12-31 | 普联技术有限公司 | Video transmission test method and device and terminal equipment |
| CN113824887A (en) * | 2021-11-23 | 2021-12-21 | 南京芯驰半导体科技有限公司 | Master control chip with function safety, all-round looking system and method |
| CN113938674A (en) * | 2021-10-25 | 2022-01-14 | 重庆紫光华山智安科技有限公司 | Video quality detection method and device, electronic equipment and readable storage medium |
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- 2022-01-27 CN CN202210099469.XA patent/CN114422773A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203104677U (en) * | 2012-12-04 | 2013-07-31 | 同致电子科技（厦门）有限公司 | Automatic correction device for panorama image system |
| US20150172529A1 (en) * | 2013-12-16 | 2015-06-18 | Olympus Corporation | Imaging device and imaging method |
| CN206938606U (en) * | 2017-07-11 | 2018-01-30 | 深圳市精能奥天导航技术有限公司 | A kind of vehicle panoramic looks around auxiliary image system |
| CN110636283A (en) * | 2019-09-30 | 2019-12-31 | 普联技术有限公司 | Video transmission test method and device and terminal equipment |
| CN113938674A (en) * | 2021-10-25 | 2022-01-14 | 重庆紫光华山智安科技有限公司 | Video quality detection method and device, electronic equipment and readable storage medium |
| CN113824887A (en) * | 2021-11-23 | 2021-12-21 | 南京芯驰半导体科技有限公司 | Master control chip with function safety, all-round looking system and method |
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