CN113556534A - General vehicle-mounted camera simulation data injection device - Google Patents
General vehicle-mounted camera simulation data injection device Download PDFInfo
- Publication number
- CN113556534A CN113556534A CN202110729913.7A CN202110729913A CN113556534A CN 113556534 A CN113556534 A CN 113556534A CN 202110729913 A CN202110729913 A CN 202110729913A CN 113556534 A CN113556534 A CN 113556534A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- data
- decoding
- video
- simulation data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
Abstract
The invention relates to the technical field of camera simulation tests, in particular to a universal vehicle-mounted camera simulation data injection device. The method comprises the following steps: the video decoding module is used for connecting with an upper computer, inputting simulation video data, decoding the video data and converting the video data into a camera data format; the string adding decoding module comprises an FPGA unit and a plurality of types of string adding decoding units, and the plurality of string adding decoding units are respectively connected with the output end of the video decoding module and the input end of the vehicle-mounted processing equipment and are used for performing string adding decoding on the simulation data; and the storage unit is in data connection with the FPGA unit and the vehicle-mounted processing equipment and is provided with parameterized numerical values corresponding to the various types of string decoding units. The method can select the string adding decoding unit according to the camera type of the vehicle, thereby satisfying the injection of the camera simulation data of various vehicles, realizing full coverage, having wide application scenes and solving the problem of high injection cost of the current automobile camera simulation data.
Description
Technical Field
The invention relates to the technical field of camera simulation tests, in particular to a universal vehicle-mounted camera simulation data injection device.
Background
Automatic driving becomes the development direction of future automobiles, simulation test is the basis for constructing an automatic driving technology innovation system and is also the substitution and supplement of relevant market admittance defined by future industries, and simulation mainly can provide a large number of scenes and transmits the scenes to a controller through a perception module to carry out algorithm judgment and decision.
The perception module mainly is camera and radar, and present camera has the foresight respectively, looks around, if test with the entity, and is first, equipment cost is high, and the second looks around because of the flake, can't simulate reality, so need pour into the mode into, pours into the controller with the simulation scene into, nevertheless because of the kind of camera is more, needs every chip customization, can not accomplish the full coverage, needs to customize to the emulation cost of current vehicle camera is higher.
Disclosure of Invention
The invention provides a universal vehicle-mounted camera simulation data injection device, which aims to solve the technical problems that the conventional vehicle camera simulation equipment cannot be universal and the simulation cost of a vehicle camera is high.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a general vehicle-mounted camera simulation data injection device comprises:
the video decoding module is used for connecting with an upper computer, inputting simulation video data, decoding the video data and converting the video data into a camera data format;
the string adding decoding module comprises an FPGA unit and a plurality of types of string adding decoding units, and the plurality of string adding decoding units are respectively connected with the output end of the video decoding module and the input end of the vehicle-mounted processing equipment and are used for performing string adding decoding on the simulation data; and
the storage unit is in data connection with the FPGA unit and the vehicle-mounted processing equipment and is provided with parameterized numerical values corresponding to the various types of string decoding units;
in the simulation injection process, the plurality of storage units are in data connection with the vehicle-mounted processing equipment, the vehicle-mounted processing equipment reads the string adding decoding unit corresponding to the camera type in the storage units, the corresponding input port is switched to the string adding decoding unit, and meanwhile, the FPGA unit updates the parameterized numerical value corresponding to the storage unit.
Further, the storage unit is an SD card.
Furthermore, the video decoding module comprises an HDMI interface and a special video decoding module, and the special video decoding module is connected with the upper computer through the HDMI interface, receives and converts the input simulation video data into a corresponding camera data format.
Further, the camera Data format is a RAW Data format or a CSI format.
Further, the string decoding unit is provided with at least four paths.
Further, the vehicle-mounted processing equipment is connected with an upper computer through an Ethernet or a bus to perform video synchronization.
And further, the system also comprises a display, and the display is connected with the vehicle-mounted processing equipment and is used for displaying the video injection process or the video injection result.
Further, the updating of the parameterized numerical value corresponding to the storage unit by the FPGA unit specifically includes:
the FPAG unit judges whether the current parameters are consistent with the serial decoding of the vehicle-mounted processing equipment;
if not, the FPAG unit downloads the parameterized data or the script from the storage unit;
if the simulation data are consistent, the serial decoding of the simulation data is directly carried out.
Further, components in the general vehicle-mounted camera simulation data injection device are assembled and installed in the video injection box.
Further, the upper computer is a personal computer.
The device can select the string-adding decoding unit according to the type of the camera of the vehicle, thereby being capable of meeting the injection of the camera simulation data of various types of vehicles, realizing full coverage, having wide application scenes and solving the problem of high injection cost of the current simulation data of the vehicle camera.
Drawings
Fig. 1 is a block diagram of a simulation data injection device for a general vehicle-mounted camera according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The same or similar reference numerals in the drawings of the embodiments of the present application correspond to the same or similar components; in the description of the present application, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like, if any, are used in the orientations and positional relationships indicated in the drawings only for the convenience of describing the present application and for simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore the terms describing the positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Furthermore, if the terms "first," "second," and the like are used for descriptive purposes only, they are used for mainly distinguishing different devices, elements or components (the specific types and configurations may be the same or different), and they are not used for indicating or implying relative importance or quantity among the devices, elements or components, but are not to be construed as indicating or implying relative importance.
In the automobile test process, because the entity test cost is high, the camera equipment of the automobile usually adopts the simulation test, at present, when injecting the simulation data, need carry out the operation of serializing decoding according to the type of camera, because the camera kind of different vehicles is different, therefore, current simulation data injection device is difficult to realize the full coverage, can't realize the unified simulation data injection of multiple automobile through single injection device promptly.
In order to solve the above technical problem, please refer to fig. 1, this embodiment provides a general vehicle-mounted camera simulation data injection device, which includes a video decoding module, a serial decoding module and a storage unit, wherein the video decoding module is used for being connected to an upper computer, inputting simulation video data and decoding and converting the video data into a camera data format, the video decoding module is connected to the upper computer through an interface component, obtaining a video stream for simulation from the upper computer, and then converting the format of the video stream into a data format meeting the camera simulation. Preferably, the video decoding module comprises an HDMI interface and a dedicated video decoding module, and the dedicated video decoding module is connected with the upper computer through the HDMI interface and converts the input simulation video data into a corresponding camera data format. In this embodiment, the host computer is a personal computer.
In addition, the string adding decoding module is used for performing string adding decoding on the simulation city bureau and comprises an FPGA unit and a plurality of types of string adding decoding units, and the plurality of string adding decoding units are respectively connected with the output end of the video decoding module and the input end of the vehicle-mounted processing equipment. The storage unit is provided with parameterized numerical values corresponding to each type of the string adding decoding units, meanwhile, the storage unit is further in data connection with the FPGA unit and the vehicle-mounted processing equipment, when the simulation data injection device is connected with the vehicle-mounted processing equipment, the vehicle-mounted processing equipment reads the ID number in the storage unit, identifies the ID number as a certain string adding decoding unit, and selects the string adding decoding unit which is consistent with the type of the camera of the test vehicle through the mode.
Specifically, the injection device connects the corresponding type of string adding decoding to the IO port of the vehicle-mounted processing device according to the requirement, and switches the IO port to the corresponding string adding decoding unit after the vehicle-mounted processing device reads the storage unit and identifies the string adding decoding unit corresponding to the type, thereby completing the selection of the specific string adding decoding unit. Meanwhile, the FPGA unit downloads the parameter values of the selected string adding decoding unit in the storage unit into the FPGA unit and updates the parameters, the HDMI video stream is directly transferred to the input end of the injection device through the upper computer after the update is finished, the video stream is specifically decoded by the video decoding module and the string adding decoding module and then is injected into the vehicle-mounted processing equipment, and the injection of the simulation data is finished.
In some embodiments, the storage Unit is an SD card, and the SD card stores a parameterized numerical value of the serializing decoding Unit, but after the injection device and an on-board processing device, i.e., an ECU (Electronic Control Unit) of the vehicle are docked and powered on, the ECU directly reads the ID number of the SD card, recognizes that the data is a certain serializing decoding Unit, and switches the IO port to the corresponding serializing decoding Unit.
In the aspect of format, after a video stream video enters the injection device through the HDMI interface, the HDMI video stream is decoded through an Application Specific Integrated Circuit (ASIC), and the video stream RGB format is converted into a RAW Data or CSI format through an FPGA unit according to a user-defined parameter, so as to facilitate the subsequent serial decoding of simulation Data.
In some embodiments, the serializing decoding unit is provided with at least four paths, the specific number of the paths can be adjusted according to requirements, the types of the serializing decoding units are multiple, and the serializing decoding units of corresponding types are connected to corresponding IO ports of the ECU according to requirements.
In the process of injecting and converting the video stream, the vehicle-mounted processing equipment is connected with an upper computer through an Ethernet or a bus to perform video synchronization, and specifically, in the process of injecting, the vehicle-mounted processing equipment further comprises a display, and the display is connected with the vehicle-mounted processing equipment and used for displaying the video injecting process or the video injecting result. The injection process of the simulation data is monitored by an operator through the display, for example, the display displays basic displays such as 'downloading in process', 'updating in process', 'fault existence' and the like according to the current injection state, so that the injection monitoring is conveniently carried out by the operator. Meanwhile, in the injection process, data synchronization is carried out through the PC, and the reliability of data injection is guaranteed.
In some embodiments, updating the parameterized value corresponding to the storage unit in the FPGA unit specifically includes:
the FPAG unit judges whether the current parameters are consistent with the serial decoding of the vehicle-mounted processing equipment; if not, the FPAG unit downloads the parameterized data or the script from the storage unit; if the two are consistent, the simulation data is directly subjected to the string adding decoding.
Preferably, the components in the universal vehicle-mounted camera simulation data injection device are assembled and installed in the video injection box, and the injection device is used for assembling the video decoding module, the stringing decoding module and the storage unit through a box body shell so as to be convenient for being docked with the ECU equipment of the automobile.
The universal vehicle-mounted camera simulation data injection device has the advantages that the multiple multi-string decoding units are arranged, the corresponding parameterized numerical values are arranged on the SD card, when the automobile ECU is in butt joint, the SD card is read by the ECU, and the simulation data injection is carried out by the string adding decoding units matched with the automobile.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a general type vehicle-mounted camera simulation data injection device which characterized in that includes:
the video decoding module is used for connecting with an upper computer, inputting simulation video data, decoding the video data and converting the video data into a camera data format;
the string adding decoding module comprises an FPGA unit and a plurality of types of string adding decoding units, and the plurality of string adding decoding units are respectively connected with the output end of the video decoding module and the input end of the vehicle-mounted processing equipment and are used for performing string adding decoding on the simulation data; and
the storage unit is in data connection with the FPGA unit and the vehicle-mounted processing equipment and is provided with parameterized numerical values corresponding to the various types of string decoding units;
in the simulation injection process, the plurality of storage units are in data connection with the vehicle-mounted processing equipment, the vehicle-mounted processing equipment reads the string adding decoding unit corresponding to the camera type in the storage units, the corresponding input port is switched to the string adding decoding unit, and meanwhile, the FPGA unit updates the parameterized numerical value corresponding to the storage unit.
2. The universal vehicle-mounted camera simulation data injection device according to claim 1, wherein the storage unit is an SD card.
3. The universal vehicle-mounted camera simulation data injection device according to claim 1, wherein the video decoding module comprises an HDMI interface and a dedicated video decoding module, and the dedicated video decoding module is connected with the upper computer through the HDMI interface, receives and converts the input simulation video data into a corresponding camera data format.
4. The universal vehicle-mounted camera simulation Data injection device according to claim 1, wherein the camera Data format is a RAW Data format or a CSI format.
5. The general-purpose vehicle-mounted camera simulation data injection device according to claim 1, wherein the string decoding unit is provided with at least four ways.
6. The device for injecting simulation data of a general-purpose vehicle-mounted camera according to claim 1, wherein the vehicle-mounted processing equipment is connected with an upper computer through an Ethernet or a bus to perform video synchronization.
7. The universal vehicle-mounted camera simulation data injection device according to claim 1, further comprising a display connected with the vehicle-mounted processing equipment for displaying the video injection process or result.
8. The general vehicle-mounted camera simulation data injection device according to claim 1, wherein the updating of the parameterized numerical value corresponding to the storage unit by the FPGA unit specifically comprises:
the FPAG unit judges whether the current parameters are consistent with the serial decoding of the vehicle-mounted processing equipment;
if not, the FPAG unit downloads the parameterized data or the script from the storage unit;
if the simulation data are consistent, the serial decoding of the simulation data is directly carried out.
9. The universal vehicle-mounted camera simulation data injection device according to claim 1, wherein components in the universal vehicle-mounted camera simulation data injection device are assembled and installed in a video injection box.
10. The general-purpose vehicle-mounted camera simulation data injection device according to any one of claims 1 to 9, wherein the upper computer is a personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110729913.7A CN113556534B (en) | 2021-06-29 | 2021-06-29 | General type vehicle-mounted camera simulation data injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110729913.7A CN113556534B (en) | 2021-06-29 | 2021-06-29 | General type vehicle-mounted camera simulation data injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113556534A true CN113556534A (en) | 2021-10-26 |
| CN113556534B CN113556534B (en) | 2023-08-11 |
Family
ID=78102487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110729913.7A Active CN113556534B (en) | 2021-06-29 | 2021-06-29 | General type vehicle-mounted camera simulation data injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113556534B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115379207A (en) * | 2022-08-24 | 2022-11-22 | 中国第一汽车股份有限公司 | Camera simulation method and device, electronic equipment and readable medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107197120A (en) * | 2017-05-27 | 2017-09-22 | 电子科技大学 | Image source compatibility test method and system |
| CN207529219U (en) * | 2017-11-07 | 2018-06-22 | 北京经纬恒润科技有限公司 | A kind of camera emulation test system |
| CN111123920A (en) * | 2019-12-10 | 2020-05-08 | 武汉光庭信息技术股份有限公司 | Method and device for generating automatic driving simulation test scene |
| CN112698582A (en) * | 2020-12-28 | 2021-04-23 | 联创汽车电子有限公司 | ADAS ECU simulation test method and system |
| CN112985823A (en) * | 2021-03-01 | 2021-06-18 | 英博超算(南京)科技有限公司 | Testing device for simulating camera sensor |
| CN113009900A (en) * | 2021-02-06 | 2021-06-22 | 武汉光庭信息技术股份有限公司 | Hardware-in-loop simulation system of ADAS controller |
-
2021
- 2021-06-29 CN CN202110729913.7A patent/CN113556534B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107197120A (en) * | 2017-05-27 | 2017-09-22 | 电子科技大学 | Image source compatibility test method and system |
| CN207529219U (en) * | 2017-11-07 | 2018-06-22 | 北京经纬恒润科技有限公司 | A kind of camera emulation test system |
| CN111123920A (en) * | 2019-12-10 | 2020-05-08 | 武汉光庭信息技术股份有限公司 | Method and device for generating automatic driving simulation test scene |
| CN112698582A (en) * | 2020-12-28 | 2021-04-23 | 联创汽车电子有限公司 | ADAS ECU simulation test method and system |
| CN113009900A (en) * | 2021-02-06 | 2021-06-22 | 武汉光庭信息技术股份有限公司 | Hardware-in-loop simulation system of ADAS controller |
| CN112985823A (en) * | 2021-03-01 | 2021-06-18 | 英博超算(南京)科技有限公司 | Testing device for simulating camera sensor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115379207A (en) * | 2022-08-24 | 2022-11-22 | 中国第一汽车股份有限公司 | Camera simulation method and device, electronic equipment and readable medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113556534B (en) | 2023-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108227675B (en) | Vehicle diagnosis method, device, terminal and computer-readable storage medium | |
| CN101477166B (en) | Wire harness test control panel and wire harness test control method | |
| CN204904803U (en) | Scanning card, LED lamp plate, switching card and LED display screen control system | |
| CN102854432B (en) | Automotive wiring harness detection device | |
| CN103516961B (en) | Image processor and preparation method thereof and master card | |
| CN109101381A (en) | Configuration file update method, system, electronic equipment and storage medium | |
| CN106774260B (en) | The automatic test approach and its system of on-board air conditioner controller | |
| CN207516795U (en) | A kind of automobile bus switching and the switching circuit of communication line | |
| CN204966020U (en) | Scanning card, LED lamp plate, switching card and LED display screen control system | |
| CN105047135A (en) | Lamp panel module group, box body, and LED display screen system | |
| CN110620920A (en) | Vehicle-mounted camera testing device and vehicle-mounted camera testing system | |
| CN104780428A (en) | Interconnecting mutual control method for smart mobile and vehicle-mounted multimedia equipment | |
| CN107025191A (en) | Electronic installation connects system | |
| CN113556534A (en) | General vehicle-mounted camera simulation data injection device | |
| CN106371433A (en) | Debugging device of vehicle-mounted information system | |
| CN110853569B (en) | Single central control screen domain control system and method | |
| CN207115176U (en) | Intelligent detection equipment and system | |
| CN105573294A (en) | New energy automobile electronic control unit ECU based on Internet | |
| CN112631248B (en) | Automatic continuous fault injection testing device and method | |
| CN111025046B (en) | Test system, method for controlling matrix switch and storage medium | |
| CN116224871A (en) | Vehicle data acquisition and processing device | |
| CN111026475A (en) | Vehicle, vehicle equipment and vehicle service processing method based on map software | |
| CN107025194A (en) | Power supply system of electronic device | |
| CN112904978A (en) | Vehicle-mounted host | |
| CN114168482A (en) | Test method of vehicle control unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |