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.. _Features:
Features
========
Audio Playback
^^^^^^^^^^^^^^
* Multiple audio back-ends (GStreamer, xine-lib).
* JACK output is also supported explicitly (via GStreamer)
* Rich Replay Gain support. Auto-selects between 'track' and 'album'
mode based on current view and play order
* Applies clipping prevention whenever available
* Configurable default (fallback) and pre-amp values to suit any audio setup
* Multimedia key support
* Real shuffle mode, that plays the whole playlist before repeating
* Weighted (by rating) random playback
* Proper 'Previous' support in shuffle mode
* A configurable play queue
Editing Tags
^^^^^^^^^^^^
* Full Unicode support
* Make changes to many files at once
* Make changes across all supported file formats
* Tag files based on their filenames with configurable formats
* Rename files based on their tags, with various filters for
troublesome characters (especially on Windows)
* No ugly ``%a``, ``%t`` patterns -
more readable ``<artist>``, ``<title>`` instead
* Fast track renumbering
* Add / edit bookmarks within files
* See full instructions at :ref:`EditingTags`
Audio Library
^^^^^^^^^^^^^
* Hide songs on removable devices that may not always be there
* Watch library for external changes, additions and deletions
* Save song ratings and play counts
* Internet Radio support
* Audio Feeds ("Podcast") support
* Deep playlist support with import / export (XSPF, M3U, PLS)
* Soundcloud browsing and streaming, with login and native favorites support
User Interface
^^^^^^^^^^^^^^
* Simple user interface to Just Play Music if you want
* Themeable, modern, Gnome-friendly UI (dark and light modes supported)
* Useful as a small window or maximized, no feeling cramped or wasted space
* Optional high-resolution waveform seekbar (via WaveForm Plugin)
* Paned View to group / funnel library data with arbitrary tags
(e.g. Year -> Genre -> People -> Album)
* Album cover display in variety of rich layouts
* Full player control from a tray icon
* Recognize and display many uncommon tags, as well as any others you want.
Especially useful for classical music.
* Rich CLI support (with ``quodlibet`` but also ``operon``)
Library Browsing
^^^^^^^^^^^^^^^^
* Simple text-searches (unicode-aware)
* Or... regular expression searches across tag values or free text
* Or even... complex structured boolean logic and arbitrary Python code
* Constructed playlists
* iTunes/Rhythmbox-like paned browser, but with any tags you want
(Genre, Date, etc)
* Album list with cover art
* By directory, including songs not in your library
Python-based plugins
^^^^^^^^^^^^^^^^^^^^
Quod Libet has over 80 plugins contributed by devs and users, including:
* Download high-quality cover art from pluggable sources
* Automatic tagging via `MusicBrainz <http://musicbrainz.org/>`_ and CDDB
* Configurable on-screen display notifications when songs change
* Last.fm / AudioScrobbler submission
* Plugins for web lyrics and synchronised (``.lrc`) lyrics viewing
* A selection of audio-processing (pitch adjust, stereo downmix, EQ)
* Custom Commands to run shell (think ``xargs`` for Quod Libet)
* Find and remove duplicate / similar tracks across your entire library
* Intelligent title-casing of tags
* Find (and examine / remove) near-duplicate songs across your
entire collection
* Audio fingerprinting of music
* Sync playlists to Sonos devices or Logitech Squeezebox devices.
* Interface with dBus, MQTT, and other desktop apps too.
* Scan and save Replay Gain values across multiple albums at once
(using gstreamer)
File Format Support
^^^^^^^^^^^^^^^^^^^
* MP3, Ogg Vorbis / Speex / Opus, FLAC, Musepack, MOD/XM/IT, Wavpack,
MPEG-4 AAC, WMA, MIDI, Monkey's Audio
UNIX-like integration
^^^^^^^^^^^^^^^^^^^^^
* Player control, status information, and querying of library
from the command line
* Can used named pipes to control running instance.
* Now-playing is available as a fixed file
* Rich DBus support (once enabled)
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