trimmer 0.1.4

MP3 song normalizer

Trimmer

MP3 song normalizer

trimmer does the following things:

1. Downloads songs from given youtube URL (thanks to youtube-dl)
2. Trims down silence at the beginning & at the end of song (thanks to pydub)
3. Normalizes volume level, applies fade-in & fade-out (thanks to pydub)
4. Adds MP3 ID3v2 tags (thanks to eyed3)
5. Creates mp3 file named: Artist - Title.mp3

Usage

Downloading MP3 from YouTube URL

Create trimmed, normalized, tagged mp3:

trimmer https://www.youtube.com/watch?v=dQw4w9WgXcQ

Editing MP3

Trim down manually (e.g. long applause at the end of song)

trimmer "Rick Astley - Never Gonna Give You Up.mp3" --trim-end 30

Help

$ trimmer --help
trimmer v0.1.3 (cliglue v1.0.8) - Automatic song processing tool

Usage:
/mnt/data/Igrek/python/trimmer/venv/bin/trimmer [OPTIONS] SOURCE

Arguments:
   SOURCE - song source (youtube URL or MP3 file)

Options:
  --version                   - Print version information and exit
  -h, --help [SUBCOMMANDS...] - Display this help and exit
  --artist ARTIST             - song artist
  --title TITLE               - song title
  --trim-start TRIM_START     - trim given seconds at the beginning
  --trim-end TRIM_END         - trim given seconds at the end
  --upgrade                   - upgrade dependencies & exit

Installation

pip3 install trimmer

Requirements:

• Python 3.6 (or newer) with pip

Upgrading

pip3 install --upgrade trimmer

Install locally in develop mode

./setup_venv.sh
. venv/bin/activate
python setup.py develop

TODO

• idempotent trimming (not trimming fade-outs again)