demux_mov.c can't seem to handle this type of file. Here are 5 different samples. Please don't think ill of me ;) This is stuff that was on an old disk. ** constant samplesize & variable duration not yet supported! ** const_sample_size_var_duration.tgz contains: aod.mov lap01.mov lap02.mov meg01.mov slurpee.mov posted by: tony@ciani.phy.uic.edu