CN108133515B - Display control separated enhanced composite visual computing platform - Google Patents
Display control separated enhanced composite visual computing platform Download PDFInfo
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- CN108133515B CN108133515B CN201711293652.9A CN201711293652A CN108133515B CN 108133515 B CN108133515 B CN 108133515B CN 201711293652 A CN201711293652 A CN 201711293652A CN 108133515 B CN108133515 B CN 108133515B
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Abstract
The invention belongs to the technical field of computer image processing, and particularly relates to a display control separated enhanced composite visual computing platform. A display and control separated architecture enhanced composite view computing platform is composed of a video data acquisition part, a video data processing part and a video superposition display part. The enhanced synthetic view computing platform realizes integration of three functions of synthetic view, enhanced view and combined view, the display and control separated architecture enhanced synthetic view computing platform aims at the problems of multiple components, large volume, high power consumption, heavy weight, multiple interfaces and complex interconnection of the current synthetic view, enhanced view and combined view separated design, optimizes system architecture, adopts standard data interfaces to carry out integrated and standardized integrated design, and achieves the purposes of reducing the number of components, reducing the volume power consumption weight, reducing the complexity of interconnection and improving the universality of the system.
Description
Technical Field
The invention belongs to the technical field of computer image processing, and particularly relates to a display control separated enhanced composite visual computing platform.
Background
The enhanced synthetic view computing platform belongs to a man-machine interaction system, and the current design is composed of an enhanced view system, a synthetic view system and a combined view system, and the enhanced synthetic view computing platform respectively completes functions of synthetic view, enhanced view and combined view.
The three systems are not technical products in the same period, and have progressive relation, so that the original system needs to be modified; the components are designed independently, and different systems need to be designed for different display terminals, such as a head-up display, a downward-looking display or a helmet display; moreover, the interconnection relationship and the interface type inside and outside the system are complex; in addition, applying enhanced composite vision systems on older models often requires major design changes. If the redundancy technology is adopted, high reliability of task processing, graph/image generation and control and multifunctional display is achieved; complex interaction relationships exist between components, transmitting data, video and control information. The problems of multiple system components, large volume, heavy weight, complex interconnection relation and non-uniform interface types exist.
Disclosure of Invention
The purpose of the invention is: in order to reduce the number of parts, volume and weight, interconnection complexity and system universality of the enhanced composite visual computing platform, the enhanced composite visual computing platform with separated display and control is provided.
The technical scheme of the invention is as follows: a display control separated enhanced composite view computing platform comprises three parts, namely video data acquisition, video data processing and video superposition display;
the video acquisition part comprises a video receiving VI, a video preprocessing VP and a video cache VM, wherein a video interface supports a plurality of video formats such as PAL, DVI, VGA and DP, the video preprocessing is realized by adopting a programmable control logic device and is used as a slave device to transmit video frames through a PCI-e bus between video data processing and video superposition display, and the specific type of the FPGA can be selected according to the specific needs of the system; the circuit is designed on the carrier plate;
the video data processing part comprises two functional units, namely a virtual-real terrain registration information processing circuit part and a flight instrument information generating circuit part; the virtual-real terrain registration information processing circuit part comprises a virtual-real terrain registration information processing circuit GP1 and a solid-state memory MM1, wherein the virtual-real terrain registration information processing circuit GP1 adopts a general graphic processor, and is designed into a standard COM-e interface sub card which is interconnected with a carrier plate, the specific model of the general graphic processor can be selected according to the specific needs of the system, MM1 is a high-capacity solid-state memory which is used for storing an operating system, an application program and DEM data, and is interconnected with GP1 by adopting a SATA standard interface which can be selected according to the specific needs of the system; the flight instrument information generating circuit part comprises a flight instrument information generating circuit GP2 and a solid-state memory MM2, wherein the flight instrument information generating circuit GP2 adopts a general graphic processor, is designed into a standard COM-e interface daughter card and is interconnected with a carrier plate, and the specific model of the general graphic processor can be selected according to the specific needs of the system; the MM2 is a solid-state memory and is used for storing flight instrument vector data, an operating system and application programs, a standard SATA interface is adopted to be interconnected with the GP2, and the MM2 can be selected according to the specific needs of the system;
the video overlay display part comprises a display processing circuit GP3, a video drive VO and a solid-state memory MM 3: the display processing circuit GP3 adopts a general purpose graphic processor, and is designed into a standard COM-e interface daughter card to be interconnected with a carrier plate, and the specific model of the general purpose graphic processor can be selected according to the specific needs of the system; the MM3 is a solid-state memory, stores Digital Elevation Map (DEM) data, flight instrument vector data, an operating system and an application program, is interconnected with the GP3 by adopting a standard SATA interface, and can be selected according to the specific needs of the system; the GP3 can simultaneously output LVDS, DVI and VGA video formats, and outputs the VO to a display terminal after video driving, and the type of the general graphic processor can be selected according to the specific needs of the system; the VO circuit is designed on the carrier plate;
the video data acquisition is powered by a power supply PS 1; the video data processing is powered by a power supply PS 2; the video overlay display part is powered by a power supply PS 3; the power circuit is designed on the carrier plate;
the Ethernet1 is responsible for transmitting external sensor data or flight simulation data to GP2, the Ethernet2 is responsible for transmitting display coordinate commands sent by GP2 to GP3, and the Ethernet3 is responsible for transmitting rendering vector symbol commands sent by GP1 to GP 3; the Ethernet interface, the USB interface and the UART interface are designed on the carrier plate and are arranged at the edge of the carrier plate, so that the Ethernet interface, the USB interface and the UART interface are conveniently connected with external equipment;
the GP2 obtains external sensor data or flight simulation data through the Ethernet1, wherein the data comprises attitude, longitude, latitude, altitude, speed and lifting speed, and the high-precision attitude, longitude, latitude and altitude data are obtained through correcting errors through an algorithm; the GP3 obtains the draw vector symbol instruction from GP2 through Ethernet 2; the GP3 obtains display coordinate instructions from GP1 through Ethernet 3;
virtual-real terrain registration information processing circuit GP1, flight instrument information generating circuit GP2 and display processing circuit GP3 are all designed into the same COM-Express Type 6 Module (namely a standard COM-e interface daughter card) by adopting a PICMG COM Express Module Base Specification standard, the hardware is completely the same, and only the application programs are different;
the video acquisition part, the video driving part for video superposition display, the power circuit, the Ethernet, the USB bus and the UART interface circuit are designed on the carrier plate, and three standard COM-express interfaces are designed on the carrier plate to carry the standard COM-e interface daughter card in a complex way.
The invention has the advantages and effects that:
the display and control separated architecture enhanced composite view computing platform realizes integration of three functions of enhanced view, composite view and combined view, comprehensively considers different application environments and display terminals, adopts a standard interface to carry out integrated design through architecture optimization, and has the effects of reducing the number of components, reducing the volume and weight, reducing the interconnection complexity and improving the system universality.
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FIG. 1 is a schematic diagram of a display and control separated architecture enhanced composite view computing platform according to the present invention.
Detailed Description
The specific implementation mode of the integrally designed display is as follows:
(1) the display and control separated architecture enhanced composite view computing platform consists of three parts, namely video data acquisition, video data processing and video superposition display:
the video acquisition part comprises a video receiving VI, a video preprocessing VP and a video cache VM, wherein a video interface supports a plurality of video formats including PAL, DVI, VGA and DP, the video preprocessing is realized by adopting a programmable control logic device and is used as a slave device for transmitting video frames through a PCI-e bus between video data processing and video superposition display;
the video data processing part comprises two functional units of an aerometer information generating circuit part and a virtual-real terrain registration information processing circuit part: the virtual-real terrain registration information processing circuit part comprises a virtual-real terrain registration information processing circuit GP1 and a solid-state memory MM1, wherein the virtual-real terrain registration information processing circuit GP1 adopts a general graphic processor and a standard COM-e interface and can be selected according to the specific needs of a system, and the MM1 is a high-capacity solid-state memory and a standard SATA interface and can be selected according to the specific needs of the system; the flight instrument information generation circuit part comprises a flight instrument information generation circuit GP,2 and a solid state memory MM2, wherein the flight instrument information generation circuit GP2 adopts a general graphic processor and a standard COM-e interface which can be selected according to the specific needs of the system, and the MM,2 is a solid state memory and a standard SATA interface which can be selected according to the specific needs of the system;
the video data processing part comprises a video data processing circuit GP3 and a solid-state memory MM3, wherein the video data processing circuit GP3 adopts a general graphic processor and a standard COM-e interface, and can be selected according to the specific needs of a system; MM3 is a solid state memory, a standard SATA interface, and can be selected according to the specific needs of the system;
a video overlay display section including a display processing circuit GP3, a video drive VO, and a solid-state memory MM 3: the display processing circuit GP3 adopts a general purpose graphic processor, and is designed into a standard COM-e interface daughter card to be interconnected with a carrier plate, and the specific model of the general purpose graphic processor can be selected according to the specific needs of the system; the LVDS, DVI and VGA video formats can be simultaneously output and output to a display terminal after being driven by videos.
The video data acquisition is powered by a power supply PS 1; the video data processing is powered by a power supply PS 2; the video overlay display part is powered by a power supply PS 3; the power circuit is designed on the carrier plate;
the Ethernet1 is responsible for transmitting external sensor data or flight simulation data to GP2, the Ethernet2 is responsible for transmitting display coordinate commands sent by GP2 to GP3, and the Ethernet3 is responsible for transmitting rendering vector symbol commands sent by GP1 to GP 3; the Ethernet interface, the USB interface and the UART interface are designed on the carrier plate and are arranged at the edge of the carrier plate, so that the Ethernet interface, the USB interface and the UART interface are conveniently connected with external equipment;
the GP2 obtains external sensor data or flight simulation data through the Ethernet1, wherein the data comprises attitude, longitude, latitude, altitude, speed and lifting speed, and the high-precision attitude, longitude, latitude and altitude data are obtained through correcting errors through an algorithm; the GP3 obtains the draw vector symbol instruction from GP2 through Ethernet 2; the GP3 obtains display coordinate instructions from GP1 through Ethernet 3;
the virtual-real terrain registration information processing circuit GP1, the flight instrument information generating circuit GP2 and the display processing circuit GP3 are all designed into the same COM-Express Type 6 Module (namely a standard COM-e interface daughter card) by adopting a PICMG COM Express Module Base Specification standard, the hardware is completely the same, and only the application program is different.
Claims (4)
1. A display control separated enhanced composite visual computing platform comprises three parts, namely video data acquisition, video data processing and video superposition display; the method is characterized in that:
the video acquisition part comprises a video receiving VI, a video preprocessing VP and a video cache VM, wherein a video interface supports PAL, DVI, VGA and DP video formats, the video preprocessing is realized by adopting a programmable control logic device and is used as a slave device for transmitting video frames through a PCIE bus between the video data processing and video superposition display part;
the video data processing part comprises a virtual-real terrain registration information processing circuit and an aerometer information generating circuit: the virtual-real terrain registration information processing circuit part comprises a virtual-real terrain registration information processing circuit GP1 and a solid-state memory MM1, wherein the virtual-real terrain registration information processing circuit GP1 adopts a general graphic processor and a standard COM-e interface and is selected according to the specific needs of the system, and the MM1 is a high-capacity solid-state memory and a standard SATA interface and is selected according to the specific needs of the system; the flight instrument information generation circuit part comprises a flight instrument information generation circuit GP2 and a solid state memory MM2, wherein the flight instrument information generation circuit GP2 adopts a general graphic processor and a standard COM-e interface and is selected according to the specific needs of a system, and the MM2 is a solid state memory and a standard SATA interface and is selected according to the specific needs of the system;
the video superposition display part comprises a display processing circuit GP3, a video drive VO and a solid memory MM3, wherein the video superposition display circuit adopts a general graphic processor and a standard COM-e interface, is selected according to the specific needs of the system, simultaneously outputs LVDS, DVI and VGA video formats, and outputs the video formats to a display terminal after the VO is driven by the video; the MM3 stores digital elevation map DEM data, operating systems and applications,
ethernet1, Ethernet2, Ethernet3 are responsible for transmitting external sensor data or flight simulation data, display coordinate commands and draw vector symbol commands, respectively.
2. The computing platform of claim 1, wherein:
the GP2 obtains external sensor data including attitude, longitude, latitude, altitude, speed, and elevation speed via Ethernet 1; the GP3 obtains the draw vector symbol instruction from GP2 through Ethernet 2; the GP3 obtains display coordinate commands from GP1 via Ethernet 3.
3. The computing platform of claim 1, wherein:
the virtual-real terrain registration information processing circuit GP1, the flight instrument information generating circuit GP2 and the display processing circuit GP3 are all designed into the same COM-Express Type 6 Module by adopting the PICMG COM Express Module Base Specification, the hardware is completely the same, and only the application program is different.
4. The computing platform of claim 1, wherein:
a video receiving VI, a video preprocessing VP and a video driving VO of a video overlapping part of a video acquisition part are designed into a carrier plate, a virtual-real terrain registration information processing circuit GP1, a flight instrument information generating circuit GP2 and a display processing circuit GP3 are carried through a COM-Express connector, and a solid-state memory MM1, MM2 and MM3 are carried through an STA interface connector to form a complete enhanced composite view computing platform.
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