This paper introduces various arithmetic, according to the characteristics of image manipulation and is easy to the target of the hardware realization, based on the distributed arithmetic to realize the FPGA design.

• 介绍DCT的各种快速算法,根据图象处理的特点和易于硬件实现的目标选择基于分布算法(distributed arithmetic-DA)的DCT结构来实现FPGA设计。