All Star but it's been transcoded through a 0% quality JPEG

audio2jpeg.sh

#!/bin/sh
set -ex

ffmpeg -y -i "$1" -f u8 -ac 1 all-star.pcm
size=`wc -c all-star.pcm | tr -s ' ' | cut -d' ' -f2`
size=`python3 -c "M = $size//3; N=int(M**0.5); print(f'{N}x{M//N}')"`
convert -size "$size" -depth 8 rgb:all-star.pcm -quality 0% "$2"

img2audio.sh

#!/bin/sh
set -ex

convert "$1" rgb:all-star.raw
ffmpeg -y -f u8 -i all-star.raw -ar 48000 "$2"

its

#!/bin/sh -e

input=$1
shift; if [ $1 = "but" ]; then shift; fi
name=`echo $input | rev | cut -d. -f 2- | rev`
pcm=`mktemp`.pcm
raw=`mktemp`.raw
hash=`echo $@ | md5 | cut -c-8`
qf="-hide_banner -loglevel panic -y"

set -x
ffmpeg $qf -i "$input" -f u8 -ac 1 $pcm
size=`wc -c $pcm | tr -s ' ' | cut -d' ' -f2`
size=`python3 -c "M = $size//3; N=int(M**0.5); print(f'{N}x{M//N}')"`
convert -size "$size" -depth 8 rgb:$pcm $@ "$name.jpg"
convert "$name.jpg" rgb:$raw
ffmpeg $qf -f u8 -i $raw -ar 48000 "$name-but-$hash.mp3"

makefile

all: all-star-fuzz.mp3

all-star.opus:
	youtube-dl -x 'https://www.youtube.com/watch?v=L_jWHffIx5E' -o all-star.opus

all-star.mp3: all-star.opus
	ffmpeg -i $< -ss 36.7 -ac 1 $@

all-star.jpg: all-star.mp3
	./audio2jpeg.sh $< $@

all-star-fuzz.mp3: all-star.jpg
	./img2audio.sh $< $@

clean:
	rm -rf all-star.mp3 all-star.jpg all-star-fuzz.mp3