A hardware circuit of a high-speed real-time image processing system

Abstract

The invention discloses a high-speed real-time image processing system, which includes: a main control processing circuit, an image decoding circuit, a data storage circuit, an analog display circuit and a serial port communication circuit; wherein the main control processing circuit includes: using FPGA and two DSPs, The FPGA is used to coordinate and control the work of each circuit and the preprocessing of image data, and the two DSPs are used to run the image algorithm; the image decoding circuit is used to decode the image information of the external camera and send it to the FPGA; the data storage circuit is used to perform Data storage of FPGA11 and two DSPs; analog display circuit, used to output and display the video signal of FPGA; serial port communication circuit, used for serial port communication between FPGA and the outside; FPGA11 receives image data after activating the camera, and the control of FPGA Arbitration sets the highest priority for the storage of image decoding data to ensure that frames cannot be lost; the interface of the DSP chip is set as the second priority, and the analog display circuit is set as the third priority; the line gap and frame gap of image storage , respond to the second and third priority read data requests.

Description

technical field [0001] The invention relates to a high-speed real-time image processing system circuit, which is a high frame frequency image processing circuit based on a Camera Link interface and a dual DSP+FPGA architecture. Background technique [0002] In modern warfare, image processing technology has greatly improved military combat capabilities, and plays a very important role in object recognition, target positioning, real-time tracking, rapid destruction, terrain detection, and intelligence acquisition. With the rapid development of science and technology and the rapid progress of information technology, people's requirements for the speed and quality of image processing are increasing. Industrial digital cameras using CCD devices as photosensitive devices are developing rapidly. At this stage, CCD devices are developing in the direction of high frame bandwidth viewing angle. As a result, the amount of data continues to increase, which is embodied in the improvemen...

AI Technical Summary

Problems solved by technology

At present, the image processing circuit of the conventional Camera Link interface can no longer meet the requirements of high-speed processing

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