convert a video to a MATLAB readable file in UNIX

Convert the movie by:

ffmpeg -y -i input_file.avi -f avi -vcodec rawvideo -pix_fmt bgr24 -acodec pcm_s16le output_file.avi

1	ffmpeg -y -i input_file.avi -f avi -vcodec rawvideo -pix_fmt bgr24 -acodec pcm_s16le output_file.avi