CN216053096U

CN216053096U - 8K image real-time decoding display system

Info

Publication number: CN216053096U
Application number: CN202122443791.3U
Authority: CN
Inventors: 张思远; 高强; 廖东平; 苏亮; 陈尚锋
Original assignee: Hunan Boruiji Electronic Technology Co ltd
Current assignee: Hunan Boruiji Electronic Technology Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-03-15
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses an 8K image real-time decoding display system which comprises a computer mainboard, wherein a first display card and a second display card are installed on the computer mainboard, a synchronous connector is connected between the first display card and the second display card, the first display card is connected with a first image output port, and the second display card is connected with a second image output port. The 8K image real-time decoding and displaying system provided by the utility model adopts a mode that a plurality of conventional NVIDIA display cards work cooperatively, so that the hardware cost, the development difficulty and the development period are effectively reduced, the design process is effectively simplified, the image frame frequency is improved, the defect of output delay is effectively eliminated, the problem of complex calculation is solved by the GPU in the CUDA, and the CPU is subjected to program design and encoding, so that the decoding and displaying of images with other resolutions can be conveniently and flexibly expanded, especially the images with higher resolutions, the decoding real-time performance is high, the delay is low, and the refreshing frame frequency is high.

Description

8K image real-time decoding display system

Technical Field

The utility model belongs to the technical field of image real-time decoding and displaying, and particularly relates to an 8K image real-time decoding and displaying system.

Background

The traditional video decoding display device mainly uses a special digital chip and assists a video decoding chip to jointly complete the video decoding and displaying functions. For example, the utility model patent in china, which announces CN111405290A well, discloses "an 8K video compression code stream decoding processing and display device", the hardware includes a power module, a clock module, a video input module, a video decoding module, a video output module and a system control module, wherein the video input module includes an optical interface input module and a video input cache module, the video decoding module includes a decoding operation module and a DDR4 high-speed video cache module, the video output module includes a video output cache module, an optical interface output module, an HDMI interface output module and a DP interface output module, and the system control module includes an ARM control module and a DDR4 program execution cache module. The decoding and displaying mode through the embedded processing platform has defects and shortcomings, such as complex circuit, high hardware cost, long development period, high difficulty, large product volume and the like. For example, the decoding real-time performance is poor, the delay is high, and the refresh frame rate is low.

Disclosure of Invention

In view of the problems raised by the above background art, the present invention is directed to: the system is used for decoding and displaying the 8K image in real time.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:

a real-time decoding and displaying system for an 8K image comprises a computer mainboard, wherein a first display card and a second display card are installed on the computer mainboard, a synchronous connector is connected between the first display card and the second display card, the first display card is connected with a first image output port, the second display card is connected with a second image output port, and the first image output port and the second image output port are respectively connected with a first interface and a second interface of a K display;

the first display card and the second display card are NVIDIA display cards with the same model and the same specification;

the first display card and the second display card comprise a CUDA and a DirectX.

Further, the CUDA is a general parallel computing architecture, which can be created into thousands of threads, so that the GPU can solve complex computing problems.

Further, the DirectX can accomplish the segmentation and accurate display of the image.

The utility model has the beneficial effects that: the 8K image real-time decoding and displaying system provided by the utility model adopts a mode that a plurality of conventional NVIDIA display cards work cooperatively, so that the hardware cost, the development difficulty and the development period are effectively reduced, the design process is effectively simplified, the image frame frequency is improved, the defect of output delay is effectively eliminated, the problem of complex calculation is solved by the GPU in the CUDA, and the CPU is subjected to program design and encoding, so that the decoding and displaying of images with other resolutions can be conveniently and flexibly expanded, especially the images with higher resolutions, the decoding real-time performance is high, the delay is low, and the refreshing frame frequency is high.

Drawings

The utility model is further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural diagram of a real-time decoding and displaying system for 8K images according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a display output structure of a real-time decoding display system for 8K images according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a parallel decoding structure of an 8K image real-time decoding display system according to an embodiment of the present invention;

the main element symbols are as follows:

the device comprises a first display card 1, a second display card 2, a synchronous connector 3, a first image output port 4 and a second image output port 5.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1-3, according to the 8K image real-time decoding display system of the present invention, a computer motherboard is provided with a first video card 1 and a second video card 2, a synchronous connector 3 is connected between the first video card 1 and the second video card 2, the first video card 1 is connected to a first image output port 4, the second video card 2 is connected to a second image output port 5, and the first image output port 4 and the second image output port 5 are respectively connected to a first interface and a second interface of an 8K display;

the first display card 1 and the second display card 2 are NVIDIA display cards with the same model and the same specification;

the CUDA and DirectX are included in the first and

second graphic cards

1 and 2.

In the embodiment, a first video card 1 and a second video card 2 are installed on a computer mainboard, the first video card 1 and the second video card 2 are bridged through a synchronous connector 3 to complete hardware installation, the installation positions of the first video card 1 and the second video card 2 can be randomly installed, a first image output port 4 and a second image output port 5 are respectively connected with a first interface and a second interface of an 8K display, then a CUDA8.0 SDK development kit is installed under a Windows operating system, a GPU is mixed and programmed through the combination of the CUDA and the DirectX, the image is divided into a plurality of unit images, a corresponding number of processing threads are created, each processing thread completes the decoding of the unit images, so that the decoding duration is greatly reduced, after all threads complete the calculation, the calculation results in a video memory are sent to the first image output port 1 and the second image data port 2 through the DirectX interface, the GPU completes the parallel decoding of the images, the CPU cooperates with the GPU to complete real-time display of the image, decoding of the image is completed in the GPU, image data are stored in the video memory, interaction between the memory and the video memory does not exist, and therefore efficiency is improved.

The preferred CUDA is a general parallel computing architecture that can be created into thousands of threads, enabling the GPU to solve complex computational problems.

DirectX is preferred to be able to accomplish the segmentation and accurate display of the image.

The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a real-time display system that decodes of 8K image, includes computer motherboard, its characterized in that: the computer mainboard is provided with a first display card (1) and a second display card (2), a synchronous connector (3) is connected between the first display card (1) and the second display card (2), the first display card (1) is connected with a first image output port (4), the second display card (2) is connected with a second image output port (5), and the first image output port (4) and the second image output port (5) are respectively connected with a first interface and a second interface of an 8K display;

the first display card (1) and the second display card (2) are NVIDIA display cards with the same model and the same specification;

the first display card (1) and the second display card (2) comprise a CUDA and a DirectX.

2. The system for real-time decoding and displaying 8K images according to claim 1, wherein: the CUDA is a general parallel computing architecture, which can be created into thousands of threads, so that the GPU can solve complex computing problems.

3. The system for real-time decoding and displaying 8K images according to claim 2, wherein: the DirectX can complete the segmentation and accurate display of the image.