#!/bin/bash
for file in *; do
ffmpeg -i "$file" -vcodec libvpx -vb 800k -rc_lookahead 16 -keyint_min 0 -g 120 -skip_threshold 0 -level 116 -quality best -speed 0 -slices 4 -threads 6 -acodec libvorbis -ac 2 "${file%.???}.webm"
mkclean --optimize --remux "${file%.???}.webm" "${file%.???}c.webm"
rm "${file%.???}.webm"
mv "${file%.???}c.webm" "${file%.???}.webm"
done