matlab平台的一些运动估计块匹配算法，包括3步法，新3步法，4步法，菱形搜索等等,motionsEstAnalysis.m——scr ipt to execute all Algorithms motionEstES.m——Exhaustive Search Algorithm motionEstTSS.m——Three Step Search Algorithm motionEstNTSS.m——New Three Step Search Algorithm motionEstSE

MPEG1编码器四种运动估计算法全搜索算法，梯度下降法，菱形搜索算法，四步法-MPEG1 encoder four kinds of full search motion estimation algorithm algorithm, gradient descent method, diamond search algorithm, four-step