FPGA-based on-satellite iterative image processing method

Abstract

The invention, which relates to the technical field of the image processing method, discloses an FPGA-based on-satellite iterative image processing method comprising the following steps of: (1) carrying out image digitization; (2) constructing algorithm architecture; (3) giving algorithm parameters; (4) conducting algorithm iterative operation; (5) performing trial operation of algorithm operation; (6) correcting the algorithm architecture; and (7) comprehensively operating the algorithm architecture. According to the FPGA-based on-satellite iterative image processing method, an image processing algorithm containing iterative operation is embedded into the proposed algorithm architecture, so that the image processing algorithm can process multiple different types of CCDs, only FPGA resources for processing one CCD are occupied in the operation processing process, and the algorithm is small in occupied resources and high in operation efficiency; and the FPGA-based on-satellite iterativeimage processing method can be widely applied to an iterative algorithm, meets the design requirements, can effectively improve the utilization rate of FPGA resources, and makes full use of the advantages of the FPGA in parallel operation system structure design.

Description

technical field [0001] The invention relates to the technical field of image processing methods, in particular to an FPGA-based on-board iterative image processing method. Background technique [0002] FPGA is Field Programmable Gate Array, which is a product of further development on the basis of programmable devices such as PAL, GAL, and CPLD. It emerged as a semi-custom circuit in the field of application-specific integrated circuits (ASIC), which not only solves the shortcomings of custom circuits, but also overcomes the shortcomings of the limited number of original programmable device gates. Image processing, also known as image processing, is a technology that uses computers to process images to achieve the desired results. Image processing is the act of using computers to process image information to meet people's visual psychology or application needs, and it is widely used. [0003] The existing image processing methods cannot achieve algorithm iteration, and in ...

AI Technical Summary

Problems solved by technology

[0004] Aiming at the deficiencies of the prior art, the present invention provides an on-board iterative image processing method based on FPGA, which solves the problem that the existing image processing method proposed in the above-mentioned background technology cannot realize algorithm iteration, and in the process of operation, the operation efficiency It is relatively low, and cannot be based on FPGA programming technology, so it does not have computing advantages, and it is not convenient for algorithm editing and correction