Hi everyone. i am new with matlab, i need code in matlab for block matching BM algorithim for motion estimation of objects through frames of video.

The idea behind block matching is to divide the current frame into a matrix of „macro blocks‟ that are then compared with corresponding block and its adjacent neighbours in the previous frame to create a vector that stipulates the movement of a macro block from one location to another in the previous frame. This movement calculated for all the macro blocks comprising a frame, constitutes the motion estimated in the current frame.