rhythmsync 1.2.0

CLI music player with synchronized lyrics (LRC) support

RhythmSync

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CLI audio player that plays music while displaying synchronized lyrics (LRC).

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Features

• Play audio files in various modes (single file, directory, playlist)
• Display synchronized lyrics during playback
• Show song metadata tags
• Styled terminal music player UI
• Convert audio files to other formats using FFmpeg
• Embed .lrc files into audio files
• Create, load, repair, and delete .mpl playlists
• Player controls:
  • SPACE – Pause/Resume
  • RIGHT Arrow – Next track
  • LEFT Arrow – Previous track
  • I – Toggle main display between lyrics and info
  • R – Toggle repeat modes (off, single, all)
  • S – Toggle shuffle

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Requirements

• Python 3.8+
• FFmpeg (optional, required for conversion feature)

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Compatibility

RhythmSync is currently intended for UNIX-based systems (Linux/macOS). Non-UNIX systems support is not currently available.

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Installation and Usage

PyPI page: Click here

1. Install the CLI application:

   pip install rhythmsync
   

2. Launch the CLI application:

   rhythmsync
   

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Supported Audio Formats

• MP3 (.mp3)
• FLAC (.flac)
• WAV (.wav)
• OGG (.ogg)

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Lyrics Sync

RhythmSync reads embedded lyric metadata from audio files.

Supported LRC Tags

• SYLT, SYLT::eng
• LYRICS, LYRICS:eng
• LYRICS-ENG, LYRICS_EN
• LYRICS_SYNCED, SYNCEDLYRICS

LRC Format

[00:12.34] First line
[00:15.67] Second line
[00:18.90] Third line

• Format: [mm:ss.xx] Line
• Timestamps are in minutes, seconds, and hundredths of a second.

Notes:

• If no lyrics are found, a placeholder message is shown.
• For files with external .lrc files, use the embed command to embed the lyrics into the metadata.

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Commands

Global Options

Option	Description
--version, -v	Show the version and exit
--help	Show help message and exit

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logo

Display the Rhythmsync logo.

rhythmsync logo [OPTIONS]

Options:

Option	Description
-s	Display the small logo
-l	Display the large logo

Note: Options -s and -l are mutually exclusive. Choose only one.

Examples:

rhythmsync logo          # Show logo (automatic based on terminal size)
rhythmsync logo -s       # Show small logo
rhythmsync logo -l       # Show large logo

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play

Play audio files, directories, or playlists.

rhythmsync play [OPTIONS] PATH

Arguments:

Argument	Description
PATH	Audio file, folder, or .mpl playlist

Options:

Option	Description
-d	Play all audio files in directory (non‑recursive)
-r	Play all audio files in directory (recursive)
-p	Play .mpl playlist

Note: Options -d, -r, and -p are mutually exclusive. Choose only one.

Examples:

rhythmsync play song.mp3                 # Play a single file
rhythmsync play -d ~/Music/              # Play all audio files in directory
rhythmsync play -r ~/Music/              # Play all audio files in directory recursively
rhythmsync play -p playlist.mpl          # Play a playlist

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info

Display metadata from an audio file.

rhythmsync info [OPTIONS] FILE [TAGS]...

Arguments:

Argument	Description
FILE	Audio file to inspect
TAGS	(Optional) Specific tags to display

Examples:

rhythmsync info song.mp3                 # Display all metadata
rhythmsync info song.mp3 artist title    # Display only artist and title

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convert

Convert an audio file to another format.

rhythmsync convert INPUT OUTPUT

Arguments:

Argument	Description
INPUT	Input file path
OUTPUT	Output file path

Example:

rhythmsync convert input.flac output.ogg

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embed

Embed .lrc (lyrics) files into audio files.

rhythmsync embed [OPTIONS] PATH

Arguments:

Argument	Description
PATH	Audio file or directory

Options:

Option	Description
-d	Embed LRC into all audio files in directory

Examples:

rhythmsync embed song.mp3                 # Embed LRC for single file
rhythmsync embed -d ~/Music/              # Embed LRC for all files in directory

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playlist

Manage .mpl playlists.

playlist create

Create a new playlist from audio files.

rhythmsync playlist create OUTPUT_PATH FILES... [OPTIONS]

Arguments:

Argument	Description
OUTPUT_PATH	Output .mpl file path
FILES	Audio files to include (can specify multiple)

Options:

Option	Description
--name, -n	Playlist name (default: filename stem)

Example:

rhythmsync playlist create my_playlist.mpl song1.mp3 song2.flac -n "My Playlist"

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playlist load

Load and display the tracks from a playlist.

rhythmsync playlist load PATH

Arguments:

Argument	Description
PATH	.mpl file to load

Example:

rhythmsync playlist load my_playlist.mpl

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playlist repair

Repair missing or moved tracks in a playlist.

rhythmsync playlist repair PATH SEARCH_DIRS...

Arguments:

Argument	Description
PATH	.mpl file to repair
SEARCH_DIRS	Directories to search for missing files (can specify multiple)

Example:

rhythmsync playlist repair my_playlist.mpl ~/Music/ ~/Downloads/

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playlist delete

Delete a playlist.

rhythmsync playlist delete [OPTIONS] PATH

Arguments:

Argument	Description
PATH	.mpl file to delete

Options:

Option	Description
--force, -f	Skip confirmation prompt

Examples:

rhythmsync playlist delete my_playlist.mpl      # Prompts for confirmation
rhythmsync playlist delete -f my_playlist.mpl   # Deletes without confirmation

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Notes

• Paths with spaces: Must be wrapped in quotes or escaped with backslashes:

  rhythmsync play "My Music/song.mp3"
  rhythmsync play My\ Music/song.mp3
  

• FFmpeg dependency: The convert command uses FFmpeg and may alter or corrupt metadata.

• Stopping playback: Use Ctrl+C to stop playback.