Converts between representations of behavior (avi -> compressed avi). See RECOGNITION_DEMO for general info. [datadir(set_ind)/namei.mat] --> [datadir(set_ind)_divx/namei.avi] Requires VirtualDub to be installed. Set path to VirutalDub accordingly, also set up VirutalDub option appropriately. See http://www.virtualdub.org/ INPUTS set_ind - set index, value between 0 and nsets-1 See also RECOGNITION_DEMO, CONV_MOVIES2CLIPS