This paper emphatically researches some typical search algorithms based on block matching of motion estimation, such as 155, FSS, TDL, Cs and DS.

• 本文重点研究了三步法(TSS)、四步法(FSS)、二维对数法(TDL)、交叉法(CS)和菱形法(DS)等经典的基于块匹配的运动估值算法；