about

audio / music muffler/fuzzifier for

• *.mp3
• *.wav
• *.ogg

install

pip install fuzzy-muffler
sudo apt install rubberband-cli

# now you can use the muffle command
usage: muffle [-h] (-f FILE | -r READ_DIR) [-d DEST]

optional arguments:
  -h, --help            show this help message and exit
  -f FILE, --file FILE
  -r READ_DIR, --read-dir READ_DIR
  -d DEST, --dest DEST

ex. usage

>> muffle -r "audios" -d "muffled2"

2023-12-30 01:59:43,431|INFO           |reading: fuzzywave_A faint signal.mp3
2023-12-30 01:59:43,431|INFO           |writing: fuzzywave_A faint signal.mp3
2023-12-30 01:59:50,859|INFO           |reading: fuzzywave_a l e x - zelda's lullaby (slowed).mp3
2023-12-30 01:59:50,860|INFO           |writing: fuzzywave_a l e x - zelda's lullaby (slowed).mp3
2023-12-30 02:00:03,949|INFO           |reading: fuzzywave_MISOGI - Clairvoyant Slowed Down.mp3
2023-12-30 02:00:03,949|INFO           |writing: fuzzywave_MISOGI - Clairvoyant Slowed Down.mp3
2023-12-30 02:00:22,382|INFO           |reading: fuzzywave_OMORI OST - 004 Spaces In - Between.mp3
2023-12-30 02:00:22,382|INFO           |writing: fuzzywave_OMORI OST - 004 Spaces In - Between.mp3
2023-12-30 02:00:25,925|INFO           |reading: lovefool_miku_looped.mp3
2023-12-30 02:00:25,925|INFO           |writing: lovefool_miku_looped.mp3
2023-12-30 02:00:38,322|INFO           |reading: okay_poorstacy.mp3
2023-12-30 02:00:38,323|INFO           |writing: okay_poorstacy.mp3

options

conf.yml

feel free to play around with these values to see what works best for you

hz : butterworth lowpass filter cutoff frequency
roll : strength of lowpass filter
tones : non time stretching pitching tones < 0 pitch down
rate : slowing factor rate < 1 slows