${ffmpeg.exe} -version 127 cmd /C ${ffmpeg.exe} ${opts} ${infile_opts} -i "${source}" ${outfile_opts} "${target}" 2> NUL sh -c ${ffmpeg.exe} ${opts} ${infile_opts} -i '${source}' ${outfile_opts} '${target}' 2> /dev/null sh -c ${ffmpeg.exe} ${opts} ${infile_opts} -i '${source}' ${outfile_opts} '${target}' 2> /dev/null true -y -ss 10 -f image2 -vframes 1 image/jpeg -f flv -ab 56 -ar 44100 -b 200 -r 15 -s 320x240 -f mp4 -ar 44100 -ab 96k -vcodec libx264 -crf 25 -g 250 -r 25 medium -f mp3 -ar 44100 -ab 128k