set -a

mkdir -p frames

ffmpeg \
    -i rickroll.mp4 \
    -vf 'scale=320:230,framerate=60000/1001' \
    -an \
    -y 'frames/rickroll-%05d.png'

ffmpeg \
    -i rickroll.mp4 \
    -vn \
    -ac 1 \
    -ar 15734 \
    -acodec pcm_u8 \
    -y 'rickroll-audio.wav'