FFMPEG Thumbnail Generator

ffthumbs.sh

#!/bin/bash

# Loop.
for a in `find . -type f \( -iname \*.dv -o -iname \*.mp4 -o -iname \*.mkv \) -not -path '*/\.*'`; do
	# Generate thumbs
	echo "Processing: $a"
	ffmpeg -hide_banner -loglevel fatal -y -ss "$(bc -l <<< "$(ffprobe -loglevel error -of csv=p=0 -show_entries format=duration "$a")*0.5")" -i "$a" -vf yadif -frames:v 1 "$a.jpg"
done