ffmpeg-mkv2m4v

#!/bin/zsh

input=$1
outputdir=$2

if [ -z "$outputdir" ] ; then
    output=${input:s/.mkv/.m4v/}
else
    output=${outputdir}/${input:s/.mkv/.m4v/:t}
fi

ffmpeg -i ${input} -vcodec copy -acodec libfaac -ac 2 -ab 163840 -ar 44100 ${output}

# ffmpeg -i ${input} -vcodec copy -acodec copy -ac 2 -ab 163840 -ar 44100 ${output}