Scale MP4 video to 320px using ffmpeg

video-scaler.sh

#
# Video Scaler
# https://gist.github.com/rogeriolino/b2abcbbc0f7bd8ebc18b4cd0975f5a3b
#
# Place the MP4 files in the same video-scaler.sh script directory.
# Finished (done) files will placed in $FINISHED_DIR directory.
# New resized files will placed in $OUTPUT_DIR directory.
#
SCALE=320
OUTPUT_DIR=output
FINISHED_DIR=converted

mkdir -p $OUTPUT_DIR
mkdir -p $FINISHED_DIR

echo "Scaling..."

find -maxdepth 1 -name "*.mp4" -exec ffmpeg -i {} -vf scale=$SCALE:-1 $OUTPUT_DIR/{}-$SCALE.mp4 \; -exec  mv {} $FINISHED_DIR \;

echo "done!"

exit 0