CN211019016U - Video processing apparatus - Google Patents
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- CN211019016U CN211019016U CN201922276441.5U CN201922276441U CN211019016U CN 211019016 U CN211019016 U CN 211019016U CN 201922276441 U CN201922276441 U CN 201922276441U CN 211019016 U CN211019016 U CN 211019016U
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Abstract
The embodiment of the utility model discloses a video processing equipment includes: an interconnection board; the video preprocessing card is detachably inserted into the interconnection board and is provided with a video input interface and a video preprocessing circuit, and the video input interface is connected with the video preprocessing circuit; the video processing card is detachably inserted into the interconnection board and is provided with a video processing circuit, and the video processing circuit is connected with the video preprocessing circuit through the interconnection board; the video post-processing card is detachably inserted into the interconnection board and is provided with a video post-processing circuit and a video output interface, and the video output interface is connected with the video post-processing circuit; the video post-processing circuit is connected with the video processing circuit through the interconnection board; and the main control circuit is connected with the video processing circuit.
Description
Technical Field
The utility model relates to a video processing technology field especially relates to a video processing equipment.
Background
The video processing equipment is an important basic product widely applied in various fields such as L ED image display field, projection display field, D L P (Digital L lighting processing) display field and the like, and therefore, along with the abundant requirements of users, more requirements are provided for video input interfaces, types of video output interfaces and video processing functions.
At present, in order to meet the requirements of users, a solution is to design multiple products, each product is configured with different input interfaces, output interfaces and video processing circuits, however, since the overall research and development cost of video processing equipment is high and the hardware design is complex, the existing method brings great economic and technical challenges to research and development personnel.
In summary, in the development direction of the video processing technology, how to improve the product design flexibility and reduce the development cost to meet the complicated and diversified user requirements has become one of the important issues.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a video processing equipment, its video input interface, video output interface and video processing card can be dismantled and change, has satisfied the user to diversified video input, output interface and video processing's demand, and hardware design is simple.
Specifically, the embodiment of the utility model provides a video processing device includes: an interconnection board; the video preprocessing card is detachably inserted into the interconnection board and is provided with a video input interface and a video preprocessing circuit, and the video input interface is connected with the video preprocessing circuit; the video processing card is detachably inserted into the interconnection board and is provided with a video processing circuit, and the video processing circuit is connected with the video preprocessing circuit through the interconnection board; the video post-processing card is detachably inserted into the interconnection board and is provided with a video post-processing circuit and a video output interface, and the video output interface is connected with the video post-processing circuit; the video post-processing circuit is connected with the video processing circuit through the interconnection board; and the main control circuit is connected with the video processing circuit.
Above-mentioned technical scheme is through adopting independent video pretreatment card, the decoding and the preliminary treatment of input video are realized respectively to three independent circuit boards of video processing card and video post-processing card, video data handles, and functions such as video post-processing and code, and peg graft to the interconnection board through connector detachably, realized carrying out the video input interface according to user's demand through relatively simple hardware design, the change of video output interface and video processing card, in order to satisfy the user to diversified input, the change of output interface and video processing, user experience has been promoted.
Optionally, a second video output interface is disposed on the video processing card, where the second video output interface may include at least one of an HDMI interface, a DP interface, a DVI interface, an SDI interface, and an optical fiber interface, for example.
In an embodiment of the present invention, the interconnection board is provided with a first connector, a second connector, and a third connector; a fourth connector which is spliced with the first connector is arranged on the video preprocessing card; a fifth connector which is spliced with the second connector is arranged on the video processing card; and a sixth connector which is spliced with the third connector is arranged on the video post-processing card.
In an embodiment of the present invention, the first connector includes a first video data interface, the second connector includes a second video data interface, a third video data interface, and the third connector includes a fourth video data interface; the first video data interface is connected with the second video data interface, and the third video data interface is connected with the fourth video data interface; the first video data interface, the second video data interface, the third video data interface and the fourth video data interface are GTX protocol interfaces; the fourth connector comprises a preprocessing data interface, the preprocessing data interface is connected with the video preprocessing circuit, and the preprocessing data interface is connected with the first video data interface; the fifth connector comprises a first video processing data interface and a second video processing data interface, the first video processing data interface and the second video processing data interface are respectively connected with the video processing circuit, the first video processing data interface is also connected with the second video data interface, and the second video processing data interface is also connected with the third video data interface; the sixth connector comprises a post-processing data interface, the post-processing data interface is connected with the video processing circuit, and the post-processing data interface is further connected with the fourth video data interface.
In an embodiment of the present invention, the first connector further includes a first control signal interface, the second connector further includes a second control signal interface, a third control signal interface and a fourth control signal interface, and the third connector further includes a fifth control signal interface; the first control signal interface is connected with the second control signal interface, the third control signal interface is connected with the main control circuit, and the fourth control signal interface is connected with the fifth control signal interface; the fourth connector also comprises a preprocessing control signal interface, the preprocessing control signal interface is connected with the video preprocessing circuit, and the preprocessing control signal interface is connected with the first control signal interface; the fifth connector further comprises a video processing control signal interface, a first signal forwarding interface and a second signal forwarding interface, wherein the video processing control signal interface, the first signal forwarding interface and the second signal forwarding interface are respectively connected with the video processing circuit, the video processing control signal interface is connected with the third control signal interface, the first signal forwarding interface is connected with the second control signal interface, and the second signal forwarding interface is connected with the fourth control signal interface; the sixth connector also comprises a post-processing control signal interface, and the post-processing control signal interface is connected with the video post-processing circuit and the fifth control signal interface; wherein the first control signal interface, the second control signal interface, the third control signal interface, the fourth control signal interface, and the fifth control signal interface are ethernet protocol interfaces.
In an embodiment of the present invention, the first video data interface of the first connector is wired to the second video data interface of the second connector via a PCB (Printed Circuit Board), and the third video data interface of the second connector is wired to the fourth video data interface of the third connector via a PCB; the first control signal interface of the first connector is connected with the second control signal interface of the second connector through a PCB (printed circuit board) wire, the third control signal interface of the second connector is connected with the master control circuit through a PCB wire, and the fourth control signal interface of the second connector is connected with the fifth control signal interface of the third connector through a PCB wire.
In an embodiment of the present invention, the video preprocessing circuit includes: the video preprocessing system comprises a first video processing device, a first controller and a first nonvolatile memory, wherein the first controller is connected with the first video processing device and the first nonvolatile memory, and the first video processing device is connected with the video input interface, the video preprocessing output interface and the preprocessing control signal interface.
In an embodiment of the present invention, the video processing circuit includes: the second video processing device is connected with the first video processing data interface, the second video processing data interface, the video processing control signal interface, the first signal forwarding interface and the second signal forwarding interface.
In an embodiment of the present invention, the video post-processing circuit includes: the third video processing device is connected with the third video processing device and the third nonvolatile memory, and the third video processing device is connected with the video output interface, the post-processing data interface and the post-processing control signal interface.
In one embodiment of the present invention, the interconnect board further comprises a seventh connector, the seventh connector comprising a sixth control signal interface, the sixth control signal interface being connected to the third control signal interface; the video processing apparatus further includes: the main control card is detachably inserted on the interconnection board, and the main control circuit is arranged on the main control card; the main control card further comprises an eighth connector which is connected with the seventh connector in an inserting mode, the eighth connector comprises a control signal output interface, and the main control circuit is connected with the sixth control signal interface through the control signal output interface.
In an embodiment of the present invention, the number of the video preprocessing cards is at least one, the at least one video preprocessing card is detachably inserted onto the interconnection board, and the video preprocessing circuits of the at least one video preprocessing card are connected to the video processing circuits through the interconnection board respectively; the video post-processing card is at least one, the video post-processing card is detachably inserted on the interconnection board, and the video post-processing circuit of the video post-processing card is connected with the video processing circuit through the interconnection board.
One technical scheme of the technical scheme has the following advantages or beneficial effects: the embodiment of the utility model provides a video processing equipment is through adopting independent video pretreatment card, video processing card and the three independent circuit board of video post-processing card realize respectively that input video decodes and preliminary treatment, video processing, and functions such as video post-processing and code, and peg graft to the interconnecting board through connector detachably, realized carrying out the video input interface according to user's demand through relatively simple hardware design, the change of video output interface and video processing card, in order to satisfy the user to diversified input, the change of output interface and video processing, user experience has been promoted. In addition, the board cards communicate with each other through GTX of FPGA, the video preprocessing card transmits decoded images to the video processing card through GTX, and after the video is processed, the video is transmitted to the video post-processing card through GTX, so that the video post-processing card outputs video images through different video interfaces according to the coding specifications of different video interfaces, the selection and switching of an input video interface and an output video interface can be completed within a certain scale range without using expensive switching chips, and the cost of video processing equipment is saved.
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 will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a video processing apparatus according to an embodiment of the present invention.
Fig. 2 is another schematic structural diagram of a video processing apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the video preprocessing card shown in fig. 2.
Fig. 4 is a schematic structural diagram of the video processing card shown in fig. 2.
Fig. 5 is a schematic structural diagram of the video post-processing card shown in fig. 2.
Fig. 6a is a schematic structural diagram of a video processing apparatus according to an embodiment of the present invention.
Fig. 6b is a schematic diagram of a structure of the main control circuit shown in fig. 6 a.
Fig. 7 is a schematic structural diagram of a video processing apparatus according to an embodiment of the present invention.
Fig. 8 is a schematic diagram of another structure of the video processing card shown in fig. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a video processing apparatus 100. The video processing apparatus 100 mainly includes, for example: the interconnection board 110, the main control circuit 111, the video pre-processing card 130, the video processing card 150, the video post-processing card 170, and the like. The main control circuit 111 may be disposed on the interconnection board 110. Here, it is understood that the main control circuit 111 may be directly located on the interconnection board 110, or may be located on another circuit board different from the interconnection board 100 and connected to the interconnection board 110 through a corresponding interface. The video pre-processing card 130, the video processing card 150, and the video post-processing card 170 are detachably attached to the interconnection board 110. Therefore, the requirements of users for randomly replacing the video input interface, the video output interface and the video processing card can be met, and the hardware design cost is relatively low.
Specifically, the main control circuit 111 is mainly used for providing control signals and related parameters to the video pre-processing card 130, the video processing card 150, and the video post-processing card 170.
The interconnection board 110 is a PCB circuit board. As shown in fig. 2, the interconnection board 110 is further provided with a plurality of connectors, such as a connector 113, a connector 114, and a connector 115, for respectively plugging a video pre-processing card 130, a video processing card 150, and a video post-processing card 170. The plurality of connectors may be pin header connectors, female header connectors, or high-contact connectors, for example. Specifically, as shown in fig. 2, the connector 113 includes a video data interface 1131 and a control signal interface 1132. Connector 114 includes a video data interface 1141, a video data interface 1142, a control signal interface 1143, a control signal interface 1144, and a control signal interface 1145. The connector 115 includes a video data interface 1151 and a control signal interface 1152. The video data interface 1131 is connected to the video data interface 1141, and the video data interface 1142 is connected to the video data interface 1151. The control signal interface 1132 is connected to the control signal interface 1144, the control signal interface 1143 is connected to the main control circuit 111, and the control signal interface 1145 is connected to the control signal interface 1152. The master circuitry 111, for example, primarily includes an embedded controller 1111, such as an ARM core based embedded processor.
The video preprocessing card 130 is mainly used for preprocessing an input video source. The video preprocessor card 130 is detachably attached to the interconnection board 110. Specifically, as shown in fig. 2, the video preprocessing card 130 is provided with, for example, a video input interface 131 and a video preprocessing circuit 132. The video input interface 131 is connected to the video preprocessing circuit 132. The video input interface 131 is used for receiving an externally input video source signal. The video input interface 131 is, for example, a standard video interface, such as an HDMI interface, a DVI interface, a DP interface or an SDI interface, and the video input interface 131 may also be an optical fiber interface or other interfaces for transmitting video or image data, which is not limited to this. Further, the number of the video input interfaces 131 may be plural, and the plural video input interfaces 131 are respectively selected from a part or all of the HDMI interface, the DVI interface, the DP interface, and the SDI interface. Therefore, a user can set a plurality of video input interfaces 131 on the video preprocessing card 150 as required to further meet the requirements of the user for more diversified video input interfaces. In addition, the video preprocessing card 130 is further provided with a connector 133 to be inserted into the connector 113, so that the video preprocessing card 130 is detachably inserted into the interconnection board 110. The connector 133 includes, for example, a preprocessing data interface 1331 and a preprocessing control signal interface 1332. The preprocessing data interface 1331 and the preprocessing control signal interface 1332 are respectively connected to the video preprocessing circuit 132. The preprocessing data interface 1331 is connected to the video data interface 1131 of the connector 113, and the preprocessing control signal interface 1332 is connected to the control signal interface 1132 of the connector 113.
Specifically, as shown in fig. 3, the video preprocessing circuit 132 includes, for example, a video processing device 1321, a controller 1322 and a non-volatile memory 1323, the controller 1322 is connected to the video processing device 1321 and the non-volatile memory 1323, the video processing device 1321 is connected to the video input interface 131, the controller 1322 is, for example, a Microcontroller (MCU) which is, for example, an STM 32-series MCU chip of mindset semiconductors, such as an STM32H750 chip, and the non-volatile memory 1323 is, for example, a flash memory (F L ASH).
More specifically, the video processing Device 1321 decodes the control signal and parameters input via the pre-processing control signal interface 1332 to obtain first decoded control signal data, the video processing Device 1321 is connected to the video input interface 131 and decodes the video data obtained from the video input interface 131 according to the first decoded control signal data to obtain decoded image data in RGB format, and then converts the decoded image data from RGB color space to YUV color space according to the first decoded control signal data to obtain color space converted image data, although it is noted here that the video processing Device 1321 may also convert the decoded image data from RGB color space to other color space, such as XYZ color space, according to the actual needs of the user, the present invention is not limited to this, then the video processing Device 1321 performs de-interlacing processing on the color space converted image data according to the first decoded control signal data to obtain de-interlaced image data, such as converting the input interlaced image data to output image data, such as video data converted from FPGA color space to Field Programmable Gate Array, such as Field Programmable Gate Array, video processing Device 1323, and Field Programmable logic, such as Field Programmable Gate Array, video processing Device 1323, etc. 2, and Field Programmable Gate Array, and Field Programmable logic, such as Field Programmable video processing Device 1323, etc. Programmable Gate Array, wherein the input image data is processed by Field Programmable Gate Array, such as Field Programmable Gate Array, etc. Programmable Gate Array, etc. Programmable Gate Array, etc. Programmable Gate Array, video processing, etc. Programmable Gate Array, wherein the Field Programmable Gate Array.
The video processing card 150 is mainly used for processing image data, specifically, the video processing card 150 includes, for example, a video processing circuit 151 and a connector 153 to which the connector 113 is plugged, the video processing circuit 151 performs, for example, scaling, image quality enhancement, image layer aliasing, and the like on image data received from the video pre-processing card 130, specifically, as shown in fig. 4, the video processing circuit 151 includes, for example, a video processing device 1511, a controller 1512, and a non-volatile memory 1513, the controller 1512 connects the video processing device 1511 and the non-volatile memory 1513, the controller 1512 is, for example, a Microcontroller (MCU), the non-volatile memory 1513 is, for example, a flash memory (F L ASH), the connector 153 is used for detachably plugging the video processing card 150 to the interconnection board 110, the connector 153 includes, for example, a video processing data interface 1531, a video processing data interface 1532, a video processing control signal interface 1533, a signal forwarding interface 1534, and a signal forwarding interface 1535, the video processing data interface 1531, the video processing data interface 1532, the video processing interface 1535, and the video processing interface 1531, the video processing interface 1532, the video processing interface 1535, and the video processing interface 114 is connected to the video processing interface 1531, the video processing interface 1532, the video processing interface 1535, the video processing interface 114, and the video interface 1532, and the video interface 1535, as shown in.
The video processing Device 1511 decodes the control signal and parameter from the main control circuit 111 acquired by the video processing control signal interface 1533 to obtain second decoded control signal data for use, the video processing Device 1511 transmits the control signal and parameter signal forwarding interface 1534 and signal forwarding interface 1535, which do not belong to the main control circuit 111, in a packet format, such as a video pre-processing card, a video post-processing card, or a video processing card, which may, for example, be 01, 02, or 03, such as 01 for a video pre-processing card, 02 for a video processing card, 03 for a video post-processing card, which may, after the video processing card 150 receives the packet, parse the identification information of the received image data in the packet, which may, when the packet is identified as belonging to the control signal and parameter of the video processing Device, the video data may, for example, be obtained by a video processing Device 1511, which may, when the packet is identified as a video data packet, the video data processing Device may, such as a video signal processing Device, a video signal processing Device may, a video signal processing Device, a video signal and parameter signal processing Device may, such as a video signal processing Device, a video signal processing Device 1511, a signal processing Device may, a signal processing Device.
The video post-processing card 170 is mainly used for post-processing processed image data, the video post-processing card 170 is detachably connected to the interconnection board 110, specifically, as shown in fig. 5, the video post-processing card 170 is provided with, for example, a video output interface 171, a video post-processing circuit 172, the video output interface 171 is connected to the video post-processing circuit 172, the video output interface 171 is used for outputting the processed image data to a rear-end device such as L ED display screen controller, the video output interface 171 is, for example, a standard video interface such as an HDMI interface, a DP interface, or an SDI interface, and the video output interface 171 may also be an optical fiber interface or other interface for transmitting video or image data, the present invention is not limited thereto, further, the number of the video output interfaces 171 may be a plurality of, the plurality of video output interfaces 171 are selected from an HDMI interface, a DVI interface, a DP interface, an SDI interface, a part of all of the HDMI interface 171 may further satisfy the requirements of the diversified video output interfaces, the requirements of the video post-processing card 170 is further provided with a connector 115 for detachably connecting the video post-processing card 170 to a connector 1732 for controlling the video post-processing circuit 170, and a connector 1732 for controlling the video post-processing circuit 170, such as a connector 1732 for controlling the video post-processing circuit 1732.
The video post-processing circuit 172 performs post-processing, such as image quality adjustment and encoding, on the image data processed by the video processing circuit 151, specifically, as shown in fig. 5, the video post-processing circuit 172 includes, for example, a video processing device 1721, a controller 1722 and a non-volatile memory 1723, a controller 1322 is connected to the video processing device 1321 and the non-volatile memory 1323, the video processing device 1721 is connected to the video output interface 171, the controller 1322 is, for example, a Microcontroller (MCU), and the non-volatile memory 1323 is, for example, F L ASH (flash memory).
More specifically, the video processing Device 1721 decodes the control signal and the parameter obtained through the post-processing control signal interface 1732 to obtain a third decoded control signal data, the video processing Device 1721 performs image quality adjustment, such as brightness, contrast, color temperature, etc., on the image data obtained from the post-processing data interface 1731 and processed by the video processing circuit 151, such as the multi-layer image data after layer blending according to the third decoded control signal data to obtain a second image quality adjusted image data, the video processing Device 1721 encodes the image quality adjusted image data according to the third decoded control signal data to obtain encoded image data in a format required by a user, and outputs the encoded image data through the video output interface 171, it is worth mentioning here that the video processing Device 1321 may be, for example, a Programmable logic Device such as an FPGA (Field-Programmable Gate Array), or a CP L D (Complex Programmable logic Device L, etc.).
Under the control of the control signal output by the main control circuit 111, the video pre-processing card 130 pre-processes the input video source, then transmits the pre-processed image data to the video processing card 150 through the connector of the interconnection board for image processing such as scaling, and then transmits the processed image data to the video post-processing card 170 through the connector of the interconnection board for post-processing and encodes the image data into a corresponding format according to the type of the video output interface for output from the video output interface, so as to complete the whole video processing process.
Specifically, the connectors 113 and 114 and the connectors 114 and 115 on the interconnection Board 110 are directly connected by PCB (Printed Circuit Board) traces, that is, there is no active element (or active element) between the connectors 113 and 114 and between the connectors 114 and 115. More specifically, the video data interface 1131 is directly connected to the video data interface 1141 through the PCB trace, and the video data interface 1142 is directly connected to the video data interface 1151 through the PCB trace; control signal interface 1132 is directly connected to control signal interface 1144 via a PCB trace, control signal interface 1143 is directly connected to main control circuit 111 via a PCB trace, and control signal interface 1145 is directly connected to control signal interface 1152 via a PCB trace. In this way, the FPGA of the video processing card 150 functions as a switching chip while completing video processing, so that the setting of an interaction chip can be cancelled, an expensive switching chip is saved, and the cost is reduced.
Further, the video data interface 1131, the video data interface 1141, the video data interface 1142, the video data interface 1151, the pre-processing data interface 1331, the video processing data interface 1531, the video processing data interface 1532, and the post-processing data interface 1731 are GTX (Gigabit Transceiver) protocol interfaces, so that fast transmission of video or image data can be realized. Control signal interface 1132, control signal interface 1143, control signal interface 1144, control signal interface 1145, control signal interface 1152, pre-processing control signal interface 1332, video processing control signal interface 1533, signal forwarding interface 1534, signal forwarding interface 1535, and post-processing control signal interface 1732 are ethernet protocol interfaces.
Further, as shown in fig. 6a, the video processing device 100 may further include a main control card 190. The master card 190 includes a master circuit 111. The main control card 190 is also provided with a connector 191. The connector 191 includes a control signal output interface 1911. The control signal output interface 1911 is connected to the main control circuit 111. Accordingly, the interconnection board 110 is also provided with a connector 116. The connector 116 includes a control signal interface 1161. The control signal interface 1161 connects the control signal interface 1143 with the control signal output interface 1911 of the connector 191. Therefore, the main control card 190 can be detachably plugged into the interconnection board 110, and the user can replace and adjust the main control card 190 according to actual needs, so that diversified requirements of the user are further met, and user experience is improved.
In addition, referring to fig. 6b, the main control circuit 111 adopts, for example, ARM as a main control unit, and eMMC and Flash serve as data storage and a cache function of a program. The main control circuit 111 also provides interfaces such as RS232, USB, and RJ45 to interconnect the upper computer and the ARM of the main control circuit 111, so as to realize that computer-side software controls the video processing device 100. The WIFI module of the master control circuit 111 enables other mobile devices to connect to the video processing device 100. Furthermore, as the control unit of the video processing device 100, various data buses such as FMC/FSMC, I2C, SPI, etc. of the ARM of the main control circuit 111 may also be connected to the interconnection board 110 through FCI interfaces such as high-contact plug-in, pin array plug-in, etc., to complete the interconnection with the upper computer software and the lower interconnection board 110. In addition, the main control circuit 111 further has a USB disk drive, and provides a separate USB interface as a USB disk to store offline files, perform offline upgrade, and the like. The RTC module inside the master control circuit 111 provides a real-time clock for the entire control system.
Further, in other embodiments of the present invention, as shown in fig. 7, the number of the video preprocessor cards 130 may be at least one, the at least one video preprocessor card 130 is detachably connected to the interconnect board 110, for example, through a connector, and the video preprocessor circuits of the at least one video preprocessor card 130 are respectively connected to the video processing circuits 151 of the video processing card 150 through the interconnect board 110. The number of the video post-processing cards 170 may also be at least one, at least one video post-processing card 170 may also be detachably plugged onto the interconnection board 110, for example, through a connector, respectively, and the video post-processing circuit of at least one video post-processing card 170 is connected to the video processing circuit 151 of the video processing card 150 through the interconnection board 110, respectively. Therefore, the diversified requirements of the user on the input interface and the output interface are further met, and the user experience is improved. In addition, at least one video pre-processing card may also be a video pre-processing card with different video input interfaces, and at least one video post-processing card may also be a video post-processing card with different video output interfaces.
Optionally, as shown in fig. 8, a video output interface 155 may also be disposed on the video processing card 150. The number of the video output interfaces 155 may be one or more. The video output interface 155 may also be, for example, at least one of an HDMI interface, a DP interface, a DVI interface, an SDI interface, and an optical fiber interface. Therefore, the video can be directly output from the video output interface 155 on the video processing card 150 without performing post-processing on the video or image, so as to meet more demands of users.
The embodiment of the utility model provides a video processing equipment is through adopting independent video pretreatment card, the hardware connection framework of three independent circuit board of video processing card and video post-processing card and interconnection plate, realize input video's decoding and preliminary treatment respectively, video processing, and functions such as video post-processing and coding, and peg graft to the interconnection plate through connector detachably on, realized carrying out the video input interface according to the user demand through relatively simple hardware design, the change of video output interface and video processing card, in order to satisfy the user to diversified input, output interface and video processing's change, user experience has been promoted. Therefore, the universalization and modularization of the video processing equipment product are improved, and the management cost of parts is saved. In addition, the board cards communicate with each other through GTX of FPGA, the video preprocessing card transmits decoded images to the video processing card through GTX, and after the video is processed, the video is transmitted to the video post-processing card through GTX, so that the video post-processing card outputs video images through different video interfaces according to the coding specifications of different video interfaces, the selection and switching of an input video interface and an output video interface can be completed within a certain scale range without using expensive switching chips, and the cost of video processing equipment is saved.
In the embodiment of the present invention, video pre-processing cards (or called input cards), video post-processing cards (or called output cards) and video processing cards (or called processing cards) are all interconnected by GTX, and the connection thereof is realized on an interconnection board, the interconnection board only sets a connector such as a connector for direct connection, the number of connectable video interfaces is determined by the FPGA model on the processing cards, for example, when the model of the FPGA on the processing card is xcku060, it can provide 28 GTX channels, assuming that all video input sources are data bandwidths of 4K × K-60HZ receiving terminals, the line rate of each GTX channel is 10G, each video input source requires 2 GTX channels for transmission, the video processing card can implement interaction with 14K × K video images among other input cards and output cards at most, furthermore, decoding of various input sources is accomplished in the input card, including video interfaces such as HDMI, SDI, DVI, and other video output cards, and other video source processing cards, and the video output cards can be used as video source output cards, and the video source processing cards are used as a video source processing card, the input/output card, the video source processing card can be a video source processing card, the video processing card can be transmitted to a video processing card, the output card, the video processing card can be a video source processing card, the output card, the video source processing card, the output card can be a video processing card, the video processing card can be transmitted to a video source processing card, the video processing card, the output card, the video processing card can be a video processing card, the video source processing card, the video processing card can be a video processing card, the video processing card can be transmitted to a video processing card, the video source processing card can be transmitted to a video processing card, the video processing card can be transmitted to a video processing card, the video processing card can be.
In addition, various elements between different embodiments of the present invention can be arbitrarily combined, and should be considered as disclosed in the present invention as long as it does not depart from the idea of the present invention.
In the several embodiments provided in the present disclosure, it should be understood that the disclosed system, apparatus, and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A video processing apparatus, comprising:
an interconnection board;
the video preprocessing card is detachably inserted into the interconnection board and is provided with a video input interface and a video preprocessing circuit, and the video input interface is connected with the video preprocessing circuit;
the video processing card is detachably inserted into the interconnection board and is provided with a video processing circuit, and the video processing circuit is connected with the video preprocessing circuit through the interconnection board;
the video post-processing card is detachably inserted into the interconnection board and is provided with a video post-processing circuit and a video output interface, and the video output interface is connected with the video post-processing circuit; the video post-processing circuit is connected with the video processing circuit through the interconnection board; and
and the main control circuit is connected with the video processing circuit.
2. The video processing device of claim 1,
the interconnection board is provided with a first connector, a second connector and a third connector; a fourth connector which is spliced with the first connector is arranged on the video preprocessing card; a fifth connector which is spliced with the second connector is arranged on the video processing card; and a sixth connector which is spliced with the third connector is arranged on the video post-processing card.
3. The video processing device of claim 2,
the first connector comprises a first video data interface, the second connector comprises a second video data interface and a third video data interface, and the third connector comprises a fourth video data interface; the first video data interface is connected with the second video data interface, and the third video data interface is connected with the fourth video data interface;
the first video data interface, the second video data interface, the third video data interface and the fourth video data interface are GTX protocol interfaces; the fourth connector comprises a preprocessing data interface, the preprocessing data interface is connected with the video preprocessing circuit, and the preprocessing data interface is connected with the first video data interface;
the fifth connector comprises a first video processing data interface and a second video processing data interface, the first video processing data interface and the second video processing data interface are respectively connected with the video processing circuit, the first video processing data interface is also connected with the second video data interface, and the second video processing data interface is also connected with the third video data interface;
the sixth connector comprises a post-processing data interface, the post-processing data interface is connected with the video processing circuit, and the post-processing data interface is further connected with the fourth video data interface.
4. The video processing device of claim 3,
the first connector assembly further comprises a first control signal interface, the second connector assembly further comprises a second control signal interface, a third control signal interface and a fourth control signal interface, and the third connector assembly further comprises a fifth control signal interface; the first control signal interface is connected with the second control signal interface, the third control signal interface is connected with the main control circuit, and the fourth control signal interface is connected with the fifth control signal interface; the fourth connector also comprises a preprocessing control signal interface, the preprocessing control signal interface is connected with the video preprocessing circuit, and the preprocessing control signal interface is connected with the first control signal interface;
the fifth connector further comprises a video processing control signal interface, a first signal forwarding interface and a second signal forwarding interface, wherein the video processing control signal interface, the first signal forwarding interface and the second signal forwarding interface are respectively connected with the video processing circuit, the video processing control signal interface is connected with the third control signal interface, the first signal forwarding interface is connected with the second control signal interface, and the second signal forwarding interface is connected with the fourth control signal interface; and
the sixth connector also comprises a post-processing control signal interface, and the post-processing control signal interface is connected with the video post-processing circuit and the fifth control signal interface;
wherein the first control signal interface, the second control signal interface, the third control signal interface, the fourth control signal interface, and the fifth control signal interface are ethernet protocol interfaces.
5. The video processing device of claim 4, wherein the video pre-processing circuit comprises: the video preprocessing system comprises a first video processing device, a first controller and a first nonvolatile memory, wherein the first controller is connected with the first video processing device and the first nonvolatile memory, and the first video processing device is connected with the video input interface, the video preprocessing output interface and the preprocessing control signal interface.
6. The video processing device of claim 4, wherein the video processing circuit comprises: the second video processing device is connected with the first video processing data interface, the second video processing data interface, the video processing control signal interface, the first signal forwarding interface and the second signal forwarding interface.
7. The video processing device of claim 4, wherein the video post-processing circuit comprises: the third video processing device is connected with the third video processing device and the third nonvolatile memory, and the third video processing device is connected with the video output interface, the post-processing data interface and the post-processing control signal interface.
8. The video processing device of claim 4, wherein said interconnect board further comprises a seventh connector, said seventh connector comprising a sixth control signal interface, said sixth control signal interface coupled to said third control signal interface; the video processing apparatus further includes:
the main control card is detachably inserted on the interconnection board, and the main control circuit is arranged on the main control card; the main control card further comprises an eighth connector which is connected with the seventh connector in an inserting mode, the eighth connector comprises a control signal output interface, and the main control circuit is connected with the sixth control signal interface through the control signal output interface.
9. The video processing device according to claim 4, wherein the first video data interface of the first connector is connected to the second video data interface of the second connector by a PCB trace, and the third video data interface of the second connector is connected to the fourth video data interface of the third connector by a PCB trace; the first control signal interface of the first connector is connected with the second control signal interface of the second connector through a PCB (printed circuit board) wire, the third control signal interface of the second connector is connected with the master control circuit through a PCB wire, and the fourth control signal interface of the second connector is connected with the fifth control signal interface of the third connector through a PCB wire.
10. The video processing apparatus according to claim 1, wherein the video preprocessor cards are at least one, the at least one video preprocessor cards are respectively detachably attached to the interconnect board, and the video preprocessor circuits of the at least one video preprocessor cards are respectively connected to the video processing circuits through the interconnect board; the video post-processing card is at least one, the video post-processing card is detachably inserted on the interconnection board, and the video post-processing circuit of the video post-processing card is connected with the video processing circuit through the interconnection board.
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| CN201922276441.5U CN211019016U (en) | 2019-12-18 | 2019-12-18 | Video processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922276441.5U CN211019016U (en) | 2019-12-18 | 2019-12-18 | Video processing apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112637516A (en) * | 2020-11-12 | 2021-04-09 | 深圳市奥拓电子股份有限公司 | Multi-level data processing method and system for video windowing and/or roaming |
| CN112653861A (en) * | 2020-11-20 | 2021-04-13 | 中国船舶重工集团公司第七0九研究所 | Multichannel video data transmission method and device based on GT interface |
| CN113518192A (en) * | 2021-04-23 | 2021-10-19 | 深圳市鲲鹏视讯科技有限公司 | Modularized distributed video and audio processing scheme |
-
2019
- 2019-12-18 CN CN201922276441.5U patent/CN211019016U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112637516A (en) * | 2020-11-12 | 2021-04-09 | 深圳市奥拓电子股份有限公司 | Multi-level data processing method and system for video windowing and/or roaming |
| CN112653861A (en) * | 2020-11-20 | 2021-04-13 | 中国船舶重工集团公司第七0九研究所 | Multichannel video data transmission method and device based on GT interface |
| CN112653861B (en) * | 2020-11-20 | 2023-04-04 | 中国船舶重工集团公司第七0九研究所 | Multichannel video data transmission method and device based on GT interface |
| CN113518192A (en) * | 2021-04-23 | 2021-10-19 | 深圳市鲲鹏视讯科技有限公司 | Modularized distributed video and audio processing scheme |
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