BUTT can now request the current song from an URL (website)

It is now possible to instruct BUTT to overwrite existing recordings

Add a new display mode which shows "On Air" and if available the current listeners

Fix memory corruption after canceling a connection attempt when using a different application language than English

Improve compatibility of UTF-8 in song names with some servers by making the update request compliant to RFC3986

Increase font size of the "Listeners" label to improve readability from far distances

Change the default answer from "Yes" to "Cancel" when asked to overwrite existing recordings to prevent accidental overwriting of existing recordings

Recording: When file splitting is active, no samples between files are lost anymore

Recording: Fix compatibility issue with older MP3 decoders

Improve song update for Opus streams

Add more advanced MP3 encoder options:

Allow the user to pass floating point values like 0.5 to the -m/-M/-o/-O commands

Fix crash when connecting to an icecast server if the description field of the ICY information is empty

Fix an issue with Let’s Encrypt TLS certificates

Fix an issue that can cause a connection attempt not to be canceled by a single stop button press

Add WebRTC (WHIP) support (Thanks to Matt from codec.live)

Add setting to define the listeners update interval

Include ice-bitrate property to the HTTP header so the icecast status page shows the stream bit rate

Fix "Update devices" button

Improve VU-meter visibility

Let the user select the VU-meter colors and thresholds

Use momentary peak for the peak hold bar instead of an average peak

Assure that the signal detection still works after a recording failed to start

The threshold time for automatic streaming/recording can now be as low as 0.1 seconds

The signal detection level is now always based on the stream volume

Activating automatic streaming/recording did not work if the threshold time was set to 0 seconds

Reduce CPU usage on macOS

Pressing CMD+q on macOS now closes BUTT

Add a "manual" and "YouTube" button to the settings window for easier access

Make it easier for the user to go to the AAC install instructions after selecting the AAC codec

Improve the order of GUI element selection when pressing the tab key

Important: Fix a bug that could result in a corrupted configuration file after adding a server or stream info

Change versioning scheme to account for bugfix-only releases

Add support for controlling BUTT via MIDI CC messages

EQ and compressor can now be enabled independently for the stream and record path

You can now use %N as a placeholder for the current server name in your record file/path

Prevent BUTT from being disconnected by the server when using FLAC and the audio signal is 100% silent

The signal and silence detection can now by activated/deactivated with a checkbox instead of simply setting the value to 0

Add -L parameter to get a list of available audio devices

The ICY name and ICY description now support the same placeholders as the record file/path (activate the "expand variables" checkbox)

Add Arabic language support (Thanks to Magd)

Fix an issue that could lead BUTT to freeze on startup if no internet connection is available

Overall stability improvements

Support higher bitrates for AAC, Vorbis and Opus

Add support for Plexamp on Linux

Add Dutch language support (thanks to Timothy)

Fix an issue with audio device names that contain special characters

Fix possible buffer underflow when the connection to a shoutcast server fails

Fix a bug that can cause the listener count to no longer be updated

Fix a bug that can cause the split record file function to stop working

Fix a bug that can cause butt not to reconnect after a connection loss

Fix a bug that can cause undefined behaviour

Clear song name if song file is empty

Users can now define a custom window title

Add option to set a delay between automatic reconnects

Add option to use the older Icecast SOURCE protocol instead of the newer PUT protocol

Increase robustness of the config file importer

Increase robustness of the show listeners function

Use green instead of yellow to indicate a valid streaming connection

Fix memory leak when using Icecast and showing the number of listeners

Fix UI drawing issues

Fix issue with the main window size on Windows 11

Fix issues with the tray agent on Windows

Add support for a second audio device

Streaming and recording volume can be set independently

Add support for icecast-kh listener statistics

Highlight connect and record buttons when active

Restore window size if "Remember main window position" is active

Increase size of slider knobs

Start with default values in case the config file is damaged

Always overwrite existing files when recording is started automatically or via butt client

Do not stop recording if a butt client sends a disconnect command while butt is offline

Fix an issue were butt mistakenly says "Connecting…​"

Fix memory leak if "Show listeners" is activate

Number of current listeners can be displayed on the LCD (works only with original Icecast and Shoutcast implementations)

Fix connection issue with AIS streaming server

Fix connection issue with Icecast servers older than version 2.4.0

Fix issue with Shoutcast if mountpoint is already in use

Gain slider can be disabled to prevent inadvertently changing the volume

Audio device initialization can be skipped by holding down CTRL during startup

Fix crash if audio device can not be opened

Fix crash if no default audio device can be found

Fix wrong password detection for certain liquidsoap Shoutcast implementations

Fix crash of command client and command server when very long song names are specified

Added equalizer presets

Added Spanish translation

Use 32 bit float for internal audio processing instead of 16 bit integer

FLAC can now be broadcasted and recorded as 16 bit or 24 bit

WAV can now be recorded as 16 bit, 24 bit or 32 bit

Massively improved client/server implementation for butt commands

Fixed bug that caused overwriting the first wav samples of a recording

Fixed read song name from Music.app for MacOS >= 11.0

Fixed record folder creation if folder contains format variables

butt commands can now also be sent via UDP

Added new fields to the server status message:

Windows: You can broadcast what’s playing on your computer (audio device must support WASAPI)

Windows/Linux: New butt-client for controlling running butt instances (Thanks to Hossam)

Added support for higher samplerates (88.2 kHz and 96 kHz)

Added Portuguese (Brazil) translation (Thanks to Bruno)

Added signal and silence detection flags to the status information

Time thresholds for signal detection can be changed via control commands (Thanks to Hossam)

Format place holders (%Y %m %d etc.) can also be used in the folder name

Song title update support for OPUS

Fixed wrong file size in wav header

Fixed compilation if --disable-ssl or --disable-aac was passed to ./configure

Radio.co stations can now be easily added to butt

Advanced codec settings for mp3, aac, ogg/vorbis and opus can now be adjusted

The recordings folder may now contain environment variables like ~, $HOME and %USERPROFILE%

Fixed issue with characters like $,%,&,§ in the song name

Fixed connection issue in case the server domain has IPv4+6 addresses but Icecast is only listening on IPv4

Fixed missing song duration information in FLAC recordings

A delay can now be added to the automatic song title update

Increased equalizer from 5 to 10 frequency bands

Fixed positioning issues on multi screen setups

Maximum number of supported audio devices has been increased from 100 to 256

Added support for IPv6

Added French translation

Right click on a slider knob brings up an input field where you can type in the slider value with the keyboard

The selected audio device can now be remembered by device name instead by device id

You can now rescan for new audio devices manually (no butt restart needed anymore after plugging in a new audio device)

Holding the shift key during butt startup allows you to start with a fresh configuration file

Updated Portaudio to version v19.7.0

Windows: Added support for WASAPI audio driver

MacOS: Updated FLTK to version 1.3.6

MacOS: Native support for Apple Silicon (arm64)

Added a new tool (butt Agent) which helps to minimize butt to tray and much more (Big thanks to Ivan Radolovic)

Added an indicator to the compressor which lights up if the threshold is exceeded

Added "Aggressive Mode" to the compressor. If activated, the signal power for threshold detection is not averraged

Added new command line options: -q (quit) -n (split recording) -u <songname> (update song name)

Added donation addresses for Bitcoin, Monero and Dash

Fixed crash when butt can not find any input channels

Fixed crash when reading song names from an UTF-8 formatted file that contains a BOM

Fixed issue with icecast-kh14+ when connecting to a mountpoint which is already in use

Fixed issue if both checkboxes "start recording after launch" and "start recording when connected" are checked

Fixed butt.desktop file. Icon was not shown on GNOME panel

Attack and Release compressor labels now have 2 decimal places instead of only 1

butt does not send bitrate information to the icecast server anymore if FLAC is used

butt now searches for a free command server port if default port is already in use

butt can now be started in minimized state

The recording file name can now contain any well known date format specifier

The window class name has been renamed from FLTK to butt_FLTK

Fixed compressor issues

Fixed song update when using Strawberry audio player

The order of song update from an music app can be changed from "Title - Artist" to "Artist - Title"

Increased accuracy of recording split timer

VU-meter appearance can be changed to solid colors for better readability

Log window can be vertically resized

Windows: Changed default installation folder to %LOCALAPPDATA%\butt instead of %LOCALAPPDATA\butt-<version>

Fixed loading of AAC codec selection from configuration file

Fixed crash when using opus with a samplerate not equal to 48000 Hz

Added ASIO support

Added support for multi-channel audio devices

Added multi-language support (i18n)

Added German translation

Added option to force reconnection regardless of the server response

Added support for Strawberry audio player (Thanks to Stefan S.)

Added config parameter to disable dithering (set disable_dithering=1 in cfg file)

Fixed possible crash if server is not reachable

Fixed possible crash when reconnecting

Fixed possible crash when using FLAC and song update

Fixed unwanted rounding of compressor values

Fixed overwriting of a DSP setting if it was set to -1.0

Improved CPU usage

Improved mono/stereo handling

Improved overall song update implementation

Compiles on FreeBSD (Thanks to Per G. and Tobias C. B.)

Added the ability to extend the song name with a prefix and a suffix

Fixed issue with automatic song update from text files

Fixed recording in FLAC

VU-meter has been redesigned

Fixed issues with usernames that contain special characters

The port of the command server can be specified via command line

Commands can be received via network

It is possible to connect to a particular streaming server when sending the connect command

You can ask a butt instance about its current status with the -S command

butt can automatically check for updates after launch

Update of song name works with FLAC

Thresholds for signal detection can be specified

Added -h command line option to get an overview of all available commands

Updated the manual

Fixed crash if the server is not reachable (e.g. unstable internet connections)

Fixed issue with transfering song meta data from music apps to butt (MacOS)

Improved handling of mic permissions dialog on MacOS

Added Dynamic Range Compressor (thanks to Thomas P.)

Added ability to check for new versions

butt can now be controlled via command line

Replaced experimental portaudio version with the stable portaudio version

Fixed issue with stereo audio when using the Equalizer (thanks to Thomas P.)

Fixed traffic calculation when using OPUS

Fixed issue with OPUS encoding under some circumstances

Streaming and recording can now be started automatically if an audio signal is present

Fixed reconnection issue on unreliable network connections. Should now behave like 0.1.19 again

wav recordings can now be up to 4 GB large

Removed advanced section from the Audio tab. Buffer time can still be set in the configuration file if you need to

Added SSL/TLS support for icecast

Recording can now automatically be stopped if the user disconnects from the server

Fixed icecast connection issue (mostly occurring on mobile internet connections like 4G/LTE)

Fixed wrong password detection for liquidsoap based setups

Fixed configuration export on MacOS

Fixed logfile selection on MacOS

Song name is not updated on reconnect anymore if the manual song name input field has been cleared

Upgraded FLTK to version 1.3.5

The song name can now be read from the last line instead from the first line of a file

Streaming and recording can now be automatically stopped after silence has been detected

The last window position can be remembered. Useful when running multiple instances

butt can now be started with hidden info window

The vu-meter runs smoother and needs less cpu

VU-meter peak hold is only active for the red light

Closing butt while streaming or recording must be confirmed now

Changes are now saved without asking for confirmation when closing the app

Removed a new line character from the server name in the title bar

Fixed recceiving song information from iTunes/Music in MacOS Catalina

Fixed wrong counting of sent bytes when using AAC

Added support for automatic recording after starting butt

Enabled AAC afterburner (improves audio quality)

Fixed issue with configure.ac and s390x architecture

Updated the FSF address in COPYING

AAC libs are not delivered with the setup files anymore (read the manual on how to activate AAC support again)

Added support for FLAC streaming (icecast only)

Added 5-band equalizer (thanks to Melchor Garau Madrigal)

Added the ability to read song informations from several apps on MacOS and Linux (thanks to Melchor Garau Madrigal)

Window title is automatically renamed to the connected server (useful when running multiple instances)

Fixed connection issue with airtime

Fixed integer overflow when gain is set too high

Fixed compilation error on ubuntu 18

Changed color of windows icon from black to yellow. So people using Win10 can now find butt in their black taskbar ;-)

Fixed compatibility issues with shoutcast v2.5.5.732

Replaced portaudio by newest stable version v190600_20161030

When using AAC+ the best AAC profile for the current bitrate is selected automatically
AAC+v2: bitrate < 48kBit/s (aac_aot = 29)
AAC+v1: 48 kBit/s <= bitrate < 96kBit/s (aac_aot = 5)
AAC-LC: bitrate >= 96kBit/s (aac_aot = 2)

You can force the AAC codec to a specific profile by setting aac_overwrite_aot = 1 and aac_aot to the appropriate aot value {2,5,29} in buttrc

Added AAC+ support

Added a "Split now" button to instantly start a new recording file

Improved look&feel on retina displays on OSX

Improved compatibility with proxies/load balancers (thanks to boyska)

Fixed handling of newline characters when reading the song name file

Fixed evlauation of time/date variables when automatic file splitting is enabled

Fixed compatibility with airtime servers

Fixed ogg and opus support for ShoutCast

Added FLAC support for recording

Added Opus support (thanks to oneman)

Added logfile support (thanks to mikko)

Added support for more variables in the filename (%H %M %S) (thanks to mikko)

Automatic file splitting can be synced to full hour now (thanks to mikko)

LCD info can automatically rotate every 5 seconds now (thanks to mikko)

Added ability to change audio buffer size

Uncluttered LCD (thanks to mikko)

File extension of record filename gets automatically updated now

Dropped support of different samplerate/channels for stream and record

Resorted settings elements/widgets

Removed possible memleaks

Connecting to an unreachable server does not freeze the GUI anymore

Fixed icecast and shoutcast meta data handling

;ade update song from file more robust

"update song name manually" reacts on Enter button now

Has an icon now! - Thanks to Subrat (ipapuna) Nayak

Added support for lower bitrates (24k, 16k, 8k)

Added support for user defined configuration path e.g. "butt -c <path_to_config>"

Added support for user names in Icecast

Added gain slider. This slider multiplies the audio input samples with the given factor

Added .manifest file to disable the VirtualStore on Windows Vista and higher

Added the ability to automatically split the recording every 'n' minutes

Added feature for importing and exporting configuration files

Compiles with Xcode 5 on OS X Mavericks

Compiles with traditional GNU autoconf/automake environment on linux and mingw

Improved robustness against faulty config files

Improved compatibility to ShoutCast v2 servers

Improved look&feel

Fixed samplerate issues

Fixed mono playback/recording

Changed data volume information vom kBytes to MBytes

Changed default recording path to users home folder

Sends audio information (bitrate etc.) to Icecast server - Thanks to Dominik Durner

Reimplemented VU-Meter with peak hold

Comes with as an ubuntu package

Windows: can be installed as user without admin rights

Windows: uninstallation process also removes the configuration file

Instead of canceling the automatic song update in case the given file is not readable, butt now tries to reread the file every 5 seconds

butt is now able to connect automatically after startup

Shortened time between connect attempts (fixes Shouted.FM connection problems)

Improved wrong password detection for shoutcast

Fixed display info after automatic reconnection

Fixed segfault if there is no '.' in the filename

Fixed unintended disconnects

Fixed recording problems

Removed buffer overrun messages

Recording can be now stopped with the stop-button

Replaced pcm recording by wav recording

Recording as ogg is now possible

Added "stay on top" checkbox

Fixed possible crash when changing mp3 settings while streaming

Removed xrun "led". Instead the msg window informs the user about overruns

Added dB values to the vu-meter

Fixed bitrate/samplerate selection for ogg

Network backend works with non-blocking sockets now

libshout is not needed anymore

Songname can be updated from a textfile now

More samplerates are supported now

Fixed samplerate selection problems

Fixed crash when connecting to icecast server on MacOS 10.4

Fixed crash when changing the server type from shoutcast to icecast

Some cosmetic changes (buttons, LEDs)

Minor GUI makeup

Made butt more verbose

Fixed possible segfault when trying to EDIT stream info

Fixed automatic reconnection

Filenames can be indexed with the %i variable now

Renamed "rec not until connected" checkbox to "start rec. when connected"

Added orange record icon for "armed" state ("start rec. when connected" = 1)

butt starts recording as soon as connected, when in "armed" state

Text/bg color can be changed in the [GUI] tab

Removed the "Config saved" popup message

Added pcm recording

Improoved record handling

The config menu is more user friendly now

Fixed crash when connection loss

The user may select the samplerate now

The config window can be attached to the main window now

Fixed bitrate and codec ShoutCast info

butt runs on MacOS 10.4 and 10.5 now!

Added recording time to the display info

Fixed bug with '&' in the song string

Changing the display mode works only when connected now

Added a checkbox which lets the user decide if the recording should start right after selecting the output file or when connected

Added a msg box which ask the user if he wants to stop the recording when disconnecting

Added status symbols to the display

Recording runs with a seperate thread now!

Added a button for showing/hiding the server password

Minor GUI changes

Fixed streaming/recording with mp3 320kb/s

Fixed segfault in Fl_ILM216.cpp

The user may change the display colors now (right click on the display)

The "connecting" info on the display updates faster now

Changed default display colors to white/blue

Replaced ALSA by PortAudio → OSS is supported now

Ported butt to Microsoft Windows (tested with win2k and win xp)

butt reminds the user about unsaved changes when closing now

Starting the recording is possible at any time now

Added mono encoding for OGG

Improved some GUI stuff

Improved CPU usage

butt should compile on more machines now

Added IceCast support (ogg and mp3)

Added ./configure script

butt is now able to send the "Current Song" value to the ShoutCast/IceCast server

Changed stereo mode from joint-stereo to real-stereo

Code cleanup

Bugfix: butt crashed if you press "apply" in the server/icy tab without having an server/ICY-entry

Bugfix: butt crashed if you change the bitrate without having an ICY-entry

Bugfix: there was some uncommented code in the [DEL]-server callback-routine which shouldn’t be uncommented

Facelift: if you delete all server/ICY-entries, the input fields in the server/ICY still showed the values of the last server/ICY-entry

Added a GUI for configuring butt

Comments behind config entries are not allowed anymore.

Removed the network init part. It was nonsense

Fixed mono playblack

Fixed recording problems

ICY entries can now be empty without causing butt to crash

butt shows the real port in its "connecting to…​"-info line now and the "pseudeo" port in parenthesis

Fixed a bug which causes pcm data loss in some cases

Added recording feature

Fixed seg fault on startup when compiled with gcc-4.1.2

Fixed seg fault when encoding with high bitrates