> /usr/bin/ffmpeg -i infile.mov -f mp4 -vcodec libx264 -vpre medium -acodec libfaac -r 15 -g 15 -b 360k -ab 48k -ar 22050 -s 512x288 -t 900 outfile.mp4 2>&1 Which version of ffmpeg? Full uncut output please--does it mention any warnings/errors? -r