A small script to convert movies (tested with mpg files) into gifs. Usage: ./movieToGif.sh input.mpg [output.gif]

movieToGif.sh

#!/bin/bash

# dependencies: ffmpeg imgemagick

INPUT=$1
OUTPUT=$2

if [ -z ${2+x} ]; then
	OUTPUT="$1.gif"
fi

mkdir /tmp/gif

echo "Converting..."
ffmpeg -loglevel panic -i $INPUT -vf scale=320:-1:flags=lanczos,fps=10 /tmp/gif/ffout%04d.png

echo "Generating gif..."
convert -loop 0 -delay 10 /tmp/gif/*.png $OUTPUT

echo "Cleaning up..."
rm -rf /tmp/gif

echo "Converted the movie into $OUTPUT"