CN112799886B - Online system and remote debugging method of vehicle-mounted video equipment - Google Patents
Online system and remote debugging method of vehicle-mounted video equipment Download PDFInfo
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- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2294—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing by remote test
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Abstract
The invention relates to an online system of vehicle-mounted video equipment, which comprises video equipment, a 4G network and a platform, wherein the 4G network is in wireless network connection with the video equipment, the platform is in wireless network connection with the 4G network, the video equipment comprises a control chip, a positioning module, a 4G module and a video unit, the video equipment is online on the platform through the 4G network and interacts with the platform, and the functions of 4G dialing, service triggering, video preview, video playback, talkback and remote serial port debugging are realized. The control chip comprises an MCU chip and a DVR chip, both can be on-line, wherein the on-line of the DVR chip is prior to the on-line of the MCU chip. When the DVR chip can not be on line, the platform remotely issues a text or a short message to inform the MCU chip of the DVR chip, a special mode is entered, the platform can remotely debug and analyze the video equipment through a serial port, the normal state of the video equipment is recovered, the delay time and the route cost of technicians in the place of being in the field are avoided, the fault handling speed is accelerated, the working efficiency is improved, and the equipment maintenance cost is reduced.
Description
Technical Field
The invention relates to the technical field of video equipment, in particular to an online system and a remote debugging method of vehicle-mounted video equipment.
Background
The core of the vehicle-mounted Video device is a DVR (DVR is an English abbreviation of Digital Video Recorder, and Chinese is a Digital Video Recorder or a Digital hard disk Recorder) chip, the chip supports the online function of a 4G network, and can remotely interact with a device Video program through a tool under normal conditions.
In order to solve the problems, the invention provides an online system and a remote debugging method of vehicle-mounted video equipment.
Disclosure of Invention
The invention aims to solve the problem that when a video program of video equipment cannot normally work due to service functions, abnormal reasons of the vehicle-mounted video equipment cannot be remotely analyzed, and the equipment cannot be remotely restored to a normal state. The concrete solution is as follows:
the online system of the vehicle-mounted video equipment comprises the video equipment, a 4G network in wireless network connection with the video equipment, and a platform in wireless network connection with the 4G network, wherein the video equipment comprises a control chip, and a positioning module, a 4G module and a video unit which are respectively in electric connection with the control chip, and the video equipment is online on the platform through the 4G network and is interacted with the platform, so that the functions of 4G dialing, triggering service, video preview, video playback, talkback and remote serial port debugging are realized.
Further, the control chip comprises an MCU chip and a DVR chip, both of which can be on-line, wherein the on-line of the DVR chip is prior to the on-line of the MCU chip.
Furthermore, the positioning module is a GPS/Beidou dual-mode positioning module, and the GPS/Beidou dual-mode positioning module is electrically connected with the MCU chip.
Furthermore, the video unit comprises a video acquisition chip and a camera electrically connected with the video acquisition chip, and the video acquisition chip is electrically connected with the DVR chip.
Further, the online system of the video device is online according to the following steps:
a1, an MCU chip and a DVR chip of the video equipment support online, and the DVR chip is preferentially online;
step A2, the video equipment sends a 0x0100 registration request to the platform through the 4G network;
a3, the platform judges whether the video equipment is in a database, the registration is successful in the database, and otherwise, the registration is failed;
step A4, the platform sends a 0x8100 registration result response to the video equipment through A4G network;
step A5, the video equipment obtains successful registration, sends authentication information, and finishes online if the registration fails;
step A6, the video equipment sends 0x0102 authentication to the platform through the 4G network;
step A7, the platform judges whether the video equipment authentication is legal or not, and responds to an equipment result;
step A8, the platform sends a 0x8001 general response to the video equipment through a 4G network;
step A9, after the video equipment obtains successful authentication, continuously reporting and sending 0x0001 network heartbeat and 0x0200 position data to the platform through the 4G network;
and step A10, when the platform side judges that the equipment is on line, sending a 0x8300 text instruction to the video equipment through a 4G network for interaction.
Further, the position data comprises three-dimensional position information and is provided by a GPS/Beidou dual-mode positioning module.
Further, the model of the MCU chip is GD32F205ZET6, the model of the DVR chip is T707 or Haisi 3520DV300, the model of the GPS/Beidou dual-mode positioning module is B1612-M1, the model of the 4G module is EC20-CE, the model of the video acquisition chip is NVP6158 or NVP6124, and the platform is a server or a remote controller.
The remote debugging method of the vehicle-mounted video equipment uses the online system of the vehicle-mounted video equipment and comprises the following steps:
step 1, when a bug in the DVR chip service can not be on line, the MCU chip is on line on a platform through a 4G network;
step 2, manually sending an instruction to the MCU chip through the platform and the 4G network;
step 3, the MCU chip judges whether the instruction is a jump safe mode instruction, if so, the next step 4 is carried out, and if not, the general instruction processing is carried out;
step 4, activating a safe mode state, controlling the DVR chip to be electrified again by the MCU chip, and informing the DVR chip to enter the safe mode through a serial port;
step 5, the DVR chip starts the script to read out the information of the serial port, judge whether to enter the safe mode, if yes, then step 6, if not, then the normal working condition, carry out the complicated business logic and comprehensive function;
step 6, starting the simple applet by the DVR chip, dialing, uploading to a background and supporting remote serial port debugging;
step 7, debugging and analyzing the video equipment by the platform remote serial port, and recovering the normal state of the video equipment after the service bug is solved;
and 8, running the restart video equipment to exit the safe mode.
Further, the general instruction in step 3 includes a parameter modification instruction and a service triggering function instruction.
Further, the complex service logic and overall functions in the step 5 include 4G dialing, online platform, video acquisition, video analysis, security event reporting, video file uploading, platform video preview support, video playback and talkback.
In summary, the technical scheme of the invention has the following beneficial effects:
the method and the device solve the problems that when the video program of the video equipment cannot work normally due to the service function, the abnormal reason of the vehicle-mounted video equipment cannot be remotely analyzed, and the equipment cannot be remotely restored to a normal state. The invention skillfully utilizes the characteristic that both the MCU chip and the DVR chip can be on-line, the DVR chip takes precedence over the on-line right of the MCU chip, when the video software meets bug and leads the DVR chip not to be on-line normally, the MCU chip can be on-line at the moment, the platform remotely issues text or short message to the MCU chip (a simple singlechip program) of the video equipment, the MCU chip informs the DVR chip through a serial port and enters a special mode (namely a safety mode), in the mode, a simplified program (only supporting 4G dialing, remote debugging serial port and uploading and downloading file) is operated, then the platform can remotely debug and analyze the video equipment through the serial port, find the fault reason and restore the normal state of the video equipment after the service bug is solved. Therefore, the time and the route cost of technical personnel staying in the existing place are avoided, the fault processing speed is increased, the working efficiency is improved, and the equipment maintenance cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a block diagram of an online system of a vehicle video device according to the present invention;
FIG. 2 is a flow chart of the on-line system of the vehicle-mounted video device according to the present invention;
fig. 3 is a flowchart of a remote debugging method of the vehicle-mounted video device according to the present invention.
Description of reference numerals:
the system comprises 10-video equipment, 11-MCU chip, 12-DVR chip, 13-GPS/Beidou dual-mode positioning module, 14-4G module, 15-video acquisition chip, 16-camera, 20-4G network, 21-4G base station and 30-platform.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
As shown in fig. 1 and 2, the online system of the vehicle-mounted video device includes a video device 10, a 4G network 20 wirelessly connected to the video device 10, and a platform 30 wirelessly connected to the 4G network 20, wherein the video device 10 includes a control chip, a positioning module, a 4G module 14, and a video unit electrically connected to the control chip, respectively, and the video device is online on the platform 30 through the 4G network 20 and interacts with the platform 30, thereby implementing functions of 4G dialing, triggering service, video preview, video playback, talkback, and remote serial port debugging.
Further, the control chip includes an MCU (MCU is a Microcontroller Unit english abbreviation, meaning of micro control Unit) chip 11 and a DVR chip 12, both of which can be on-line, wherein the on-line of the DVR chip 12 is prior to the on-line of the MCU chip 11.
Further, the positioning module is a GPS/Beidou dual-mode positioning module 13, and the GPS/Beidou dual-mode positioning module 13 is electrically connected with the MCU chip 11.
Further, the video unit comprises a video acquisition chip 15 and a camera 16 electrically connected with the video acquisition chip 15, and the video acquisition chip 15 is electrically connected with the DVR chip 12.
Further, the model of the MCU chip 11 is GD32F205ZET6, the model of the DVR chip 12 is T707 or Haisi 3520DV300, other substitution models can be used, the model of the GPS/Beidou dual-mode positioning module 13 is B1612-M1, other substitution models can be used, the model of the 4G module 14 is EC20-CE, other substitution models can be used, the model of the video acquisition chip 15 is NVP6158 or NVP6124, and other substitution models can be used. The platform 30 is a server or a remote controller. The 4G network 20 is a 4G base station 21. MCU chip 11, DVR chip 12, GPS big dipper bimodulus orientation module 13, 4G module 14, video acquisition chip 15 in this scheme all belong to prior art, and its concrete theory of operation does not describe in detail here.
Further, the online system of the video device 10 is online according to the following steps:
step SA1, enabling an MCU chip and a DVR chip of the video equipment to support online, and preferentially enabling the DVR chip to be online;
step SA2, the video equipment sends a 0x0100 registration request to the platform through a 4G network;
step SA3, the platform judges whether the video equipment is in the database, and the video equipment is successfully registered in the database, otherwise, the video equipment fails;
step SA4, the platform sends a 0x8100 registration result response to the video equipment through a 4G network;
step SA5, the video equipment obtains successful registration, sends authentication information, and finishes on-line if the registration fails;
step SA6, the video equipment sends 0x0102 authentication to the platform through the 4G network;
step SA7, the platform judges whether the video equipment authentication is legal or not, and responds to an equipment result;
step SA8, the platform sends a 0x8001 general response to the video equipment through a 4G network;
step SA9, after the video equipment obtains successful authentication, continuously reporting and sending the 0x0001 network heartbeat and 0x0200 position data to the platform through the 4G network; (location data includes three-dimensional location information, provided by a GPS/Beidou dual-mode positioning module.)
And step SA10, when the platform side judges that the equipment is on line, sending a 0x8300 text instruction to the video equipment through a 4G network for interaction.
As shown in fig. 3, the remote debugging method of the vehicle-mounted video device uses the online system of the vehicle-mounted video device, and comprises the following steps:
s1, when a bug occurs in the DVR chip service and cannot be on-line, the MCU chip is on-line on a platform through a 4G network;
s2, manually sending an instruction to the MCU chip through the platform and the 4G network;
s3-1, judging whether the instruction is a jump safe mode instruction or not by the MCU chip, if so, then S4, and if not, carrying out general instruction processing in S3-2; (general instructions include parameter modification instructions, trigger service function instructions.)
S4, activating a safety mode state, controlling the DVR chip to be electrified again by the MCU chip, and informing the DVR chip to enter the safety mode through a serial port;
s5-1, a DVR chip starts a script to read information of a serial port and judges whether to enter a safe mode, if so, the next step S6 is carried out, if not, S5-2 is in a normal working state, and complex service logic and comprehensive functions are executed; (Complex business logic and overall functions include 4G dialing, online platform, video acquisition, video analysis, security event reporting, video file uploading, platform video preview support, video playback, talkback.)
S6, starting the simple applet by the DVR chip, dialing, uploading to a background and supporting remote serial port debugging;
s7, debugging and analyzing the video equipment by the platform remote serial port, and recovering the normal state of the video equipment after the service bug is solved;
and step S8, the video equipment is restarted by running, and the security mode can be exited.
The flow of the video related function real-time video preview supported by the DVR chip on line is as follows:
step 1, video equipment → online → platform;
step 2, manually clicking a preview real-time video menu on a platform PC client, and issuing a request video stream → 0x9101 request video → video equipment by a platform;
step 3, the equipment end (the equipment end refers to video equipment, the same applies below) transmits the video to a designated IP port → video uploading → the platform according to the information issued by the platform;
step 4, manually clicking the preview real-time video at the platform PC client, closing the preview window after the preview is finished, and issuing a request to close the video stream → 0x9102 request video → video equipment by the platform;
and 5, the equipment end closes the video transmission according to the information issued by the platform.
The flow of the video function 'history video playback (namely playback video recording)' supported by the online DVR chip is as follows:
step 1, video equipment → online → platform;
step 2, manually clicking a historical video search menu on a platform PC client, and requesting to view a historical video segment → 0x9205 to search for a historical video → video equipment from the platform;
step 3, the equipment side sends the stored description information of the historical video segment to the server → 0x1205 sends the video segment index → the platform;
step 4, the platform PC client displays a historical video distribution diagram, and manually clicks the specified video playing time point → 0x9201 to request the specified video segment → the video equipment;
step 5, the equipment end transmits the video of the appointed video segment to an appointed IP port → video RTP uploads → the platform according to the information issued by the platform;
step 6, after the PC client end watches the video, the watching window is closed, the platform issues a request for closing the video stream → 0x9202 request for closing the video → the video equipment;
step 7, the equipment end closes the video transmission according to the information issued by the platform;
step 8, if the PC client is manually operated, according to the searched video information, clicking a menu for uploading the appointed historical video segment, and issuing a request for uploading video stream → 0x9206 for uploading the appointed video → the video equipment by the platform;
step 9, the equipment end packs the video into an mp4 format according to the information sent by the platform and uploads the video to a designated FTP server → FTP upload → FTP server;
and step 10, after the uploading is finished by checking at the PC client manually, downloading the video file to the local PC client, playing the video file by using a universal player, and sharing or copying the video file to a U disk through chatting software.
The process of the active security event reporting of the video function supported by the DVR chip on line is as follows:
step 1, video equipment → online → platform;
step 2, analyzing a video image acquired by a camera through an intelligent algorithm at the equipment end, generating an active safety event (comprising events such as smoking, calling, yawning, fatigue eye closure, left-right anticipation, lane departure, short distance of a front vehicle, collision of the front vehicle and the like), and actively reporting alarm information to a platform → 0x0200 to report event information → the platform;
step 3, the service platform actively requests to upload media data (including pictures and videos) of corresponding events → 0x9208 requests to upload media data → video equipment;
step 4, the equipment end transmits the video to a specified data platform → uploads the media file → the data platform according to the information issued by the service platform; (the platform includes a service platform and a data platform)
And 5, after the data platform receives the multimedia file, synchronizing the alarm and the media data to a service platform, and pushing the PC client side to display by the service platform.
Specifically, the video device in the present solution is online to the service platform.
In summary, the technical scheme of the invention has the following beneficial effects:
the method and the device solve the problems that when the video program of the video equipment cannot work normally due to the service function, the abnormal reason of the vehicle-mounted video equipment cannot be analyzed remotely, and the equipment cannot be recovered to a normal state remotely. The invention skillfully utilizes the characteristic that both the MCU chip and the DVR chip can be on-line, the DVR chip takes precedence over the on-line right of the MCU chip, when the video software encounters bug (bug is a bug in the field of computers) to cause that the DVR chip can not be on-line normally, the MCU chip can be on-line at the moment, the platform remotely issues texts or short messages to the MCU chip (a simple singlechip program) of the video equipment, the MCU chip informs the DVR chip through a serial port to enter a special mode (namely a safety mode), in the mode, a simplified program (only supporting 4G dialing, remote debugging serial port and uploading and downloading files) is operated, then the platform can debug and analyze the video equipment through the remote serial port to find out the failure reason, and after the service bug is solved, the normal state of the video equipment is recovered. Therefore, the time and the road cost of technicians in the prior place are avoided, the fault processing speed is increased, the working efficiency is improved, and the equipment maintenance cost is reduced.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.
Claims (8)
1. A remote debugging method of a vehicle-mounted video device is used for remotely debugging an online system of the vehicle-mounted video device, the online system of the vehicle-mounted video device comprises the video device, a 4G network connected with the video device in a wireless network mode, and a platform connected with the 4G network in a wireless network mode, the video device comprises a control chip, a positioning module, a 4G module and a video unit, the positioning module, the 4G module and the video unit are respectively and electrically connected with the control chip, the video device is online on the platform through the 4G network and interacts with the platform, and functions of 4G dialing, triggering service, video preview, video playback, talkback and remote serial port debugging are achieved; the control chip comprises an MCU chip and a DVR chip, both of which can be on-line, wherein the on-line of the DVR chip is prior to the on-line of the MCU chip; the remote debugging method is characterized by comprising the following steps:
step 1, when a bug in the DVR chip service can not be on line, the MCU chip is on line on a platform through a 4G network;
step 2, manually issuing an instruction to the MCU chip through the platform and the 4G network;
step 3, the MCU chip judges whether the instruction is a jump safe mode instruction, if so, the step 4 is executed, and if not, the general instruction processing is carried out;
step 4, activating a safe mode state, controlling the DVR chip to be electrified again by the MCU chip, and informing the DVR chip to enter the safe mode through a serial port;
step 5, the DVR chip starts the script to read out the information of the serial port, judge whether to enter the safe mode, if yes, carry out step 6, if no, the normal working condition, carry out the logic and comprehensive function of complicated business;
step 6, starting the simple applet by the DVR chip, dialing, uploading to a background and supporting remote serial port debugging;
step 7, debugging and analyzing the video equipment by the platform remote serial port, and recovering the normal state of the video equipment after the service bug is solved;
step 8, running the restart video equipment, namely exiting the safe mode;
and step 5, the complex service logic and comprehensive functions comprise 4G dialing, online platform, video acquisition, video analysis, security event reporting, video file uploading, platform video preview support, video playback and talkback.
2. The remote debugging method of the in-vehicle video equipment according to claim 1, characterized in that: and the general instruction in the step 3 comprises a parameter modification instruction and a service triggering function instruction.
3. An online system of a vehicle-mounted video device, which is used for realizing the remote debugging method of the vehicle-mounted video device of any one of claims 1 to 2, and is characterized in that: the video equipment comprises a control chip, a positioning module, a 4G module and a video unit, wherein the positioning module, the 4G module and the video unit are respectively and electrically connected with the control chip; the control chip comprises an MCU chip and a DVR chip, both of which can be on-line, wherein the on-line of the DVR chip is prior to the on-line of the MCU chip.
4. The on-line system of the vehicle-mounted video device according to claim 3, wherein: the positioning module is a GPS/Beidou dual-mode positioning module, and the GPS/Beidou dual-mode positioning module is electrically connected with the MCU chip.
5. The on-line system of the vehicle-mounted video device according to claim 3, wherein: the video unit comprises a video acquisition chip and a camera electrically connected with the video acquisition chip, and the video acquisition chip is electrically connected with the DVR chip.
6. The on-line system of the vehicle-mounted video device according to claim 3, wherein: the online system of the video equipment is online according to the following steps:
step A1, an MCU chip and a DVR chip of a video device support online, and the DVR chip is preferentially online;
step A2, the video equipment sends a 0x0100 registration request to the platform through the 4G network;
a3, the platform judges whether the video equipment is in a database, the video equipment is successfully registered in the database, and otherwise, the video equipment fails;
a4, the platform sends a 0x8100 registration result response to the video equipment through A4G network;
step A5, the video equipment obtains successful registration, sends authentication information, and finishes online if the registration fails;
step A6, the video equipment sends 0x0102 authentication to the platform through the 4G network;
a7, the platform judges whether the video equipment authentication is legal or not, and responds to an equipment result;
step A8, the platform sends a 0x8001 universal response to the video equipment through a 4G network;
step A9, after the video equipment obtains successful authentication, continuously reporting and sending 0x0001 network heartbeat and 0x0200 position data to the platform through the 4G network;
and step A10, when the platform side judges that the equipment is on line, sending a 0x8300 text instruction to the video equipment through a 4G network for interaction.
7. The on-line system of the vehicle-mounted video device according to claim 6, wherein: the position data comprises three-dimensional position information and is provided by a GPS/Beidou dual-mode positioning module.
8. The on-line system of the vehicle-mounted video device according to claim 6, wherein: the model of the MCU chip is GD32F205ZET6, the model of the DVR chip is T707 or Hai 3520DV300, the model of the GPS/Beidou dual-mode positioning module is B1612-M1, the model of the 4G module is EC20-CE, the model of the video acquisition chip is NVP6158 or NVP6124, and the platform is a server or a remote controller.
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| CN202011467911.7A CN112799886B (en) | 2020-12-14 | 2020-12-14 | Online system and remote debugging method of vehicle-mounted video equipment |
| PCT/CN2020/139707 WO2022126714A1 (en) | 2020-12-14 | 2020-12-25 | Vehicle-mounted video device online system and remote debugging method |
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| CN106952650A (en) * | 2017-02-28 | 2017-07-14 | 大连理工大学 | A kind of train voice amplifying unit based on ARM+FPGA frameworks |
| CN109379588A (en) * | 2018-12-29 | 2019-02-22 | 广州敏视数码科技有限公司 | A kind of automated testing method and system for high definition DVR |
| CN111459736A (en) * | 2020-03-20 | 2020-07-28 | 江苏集萃智能集成电路设计技术研究所有限公司 | Plate electrode debugging method of video processing chip |
| CN111459744A (en) * | 2020-03-20 | 2020-07-28 | 江苏集萃智能集成电路设计技术研究所有限公司 | Firmware burning method and firmware debugging method of video processing chip |
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| CN112799886A (en) | 2021-05-14 |
| WO2022126714A1 (en) | 2022-06-23 |
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