A list of useful commands for the ffmpeg command line tool.

Download FFmpeg: https://www.ffmpeg.org/download.html

Full documentation: https://www.ffmpeg.org/ffmpeg.html

#Get integrated loudness of one file

ffmpeg -nostats -i input.mp4 -filter_complex ebur128 -f null - > log.txt 2>&1

#Get integrated loudness of all files with extenstions that start with "m" within a directory

for i in .m;
do echo "${i%.*}" >> log.txt &&
ffmpeg -nostats -i "$i" -filter_complex ebur128 -f null - 2>&1 |
grep "I:" | tail -1 | awk '{print $1, $2, $3}' >> log.txt; \

Element -- selects all h2 elements on the page

h2 {
    foo: bar;