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Version history Audacity for Windows

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Changes from v1.3.6 -> v1.3.7 Beta

  • Cross-platform Bug Fixes:
  • Muting/soloing caused incorrect channel results in exported stereo files
  • Noise Removal and all Nyquist effects pasted the original unmodified audio at the end of the modified region
  • Noise Removal inserted a tail of low level noise at the end of the modified region
  • Nyquist and Compressor plug-ins did not display moving bars in progress dialogue and over-estimated "Remaining Time"
  • Cancelling Nyquist effects deleted unprocessed audio
  • Change Speed and Change Tempo failed to modify the original selection length
  • Cut lines invisible
  • Fixed various bugs importing multi-stream files via FFmpeg
  • File > Export as WAV could be corrupted if overwriting an imported WAV read direct from the file
  • Export multiple "Other uncompressed files" choice always produced 16-bit PCM audio irrespective of chosen options.
  • MP3 export usually produced a 128 kbps constant bit rate file irrespective of chosen options; reported length often incorrect
  • MP3 ID3 Genre tag misread on import if the genre list in Metadata Editor was opened and saved
  • Exported metadata tags in MP3, OGG and FLAC often not seen by player software - now substantially improved
  • WMA exports (via FFmpeg)corrupted if metadata tags included
  • Some multi-channel recording devices that previously recorded more than two channels no longer did so
  • Generated audio did not fit in window
  • No warning was given when saving an empty project
  • Beep on completing longer process did not work on many systems
  • fixed crashes importing lists of files (.LOF), in Meter Toolbar and Change Speed
  • Platform-specific Bug Fixes:
  • Windows Vista: crash opening Preferences with no sound devices enabled and connected
  • Mac OS X and Linux:
  • Spurious clipping at start of playback
  • Labels did not accept certain legal characters
  • Shortcuts did not work after running effects
  • Project Rate did not change to respect rate of first imported file if that rate was unsupported
  • Mac OS X only:
  • Crash resizing project window
  • Menu items became inactive or visibly corrupted
  • File > Open dialogue did not always work on OS X 10.4
  • Impossible to set independent Command and Control shortcuts that shared the same key
  • Freeze importing uncompressed files via On-Demand (please report any remaining instances of this to: feedback@audacityteam.org)
  • Portable settings were not picked up, instead settings were taken from the default location
  • Fixed unavailability of FFmpeg installer
  • New Features:
  • F11 Full Screen mode
  • High-quality "Sliding Time Scale/Pitch Shift" effect
  • Audio Contrast Analyzer for testing audio on the internet for WCAG2 accessibility compliance.
  • Windows: sound devices can now be opened using the more efficient DirectSound API
  • Other changes:
  • Latency correction should be improved for many users by employing a fixed rather than variable correction
  • Grouping of Effects into categories turned off until a way is added for users to do so themselves
  • Numerous minor interface improvements such as Metadata Editor navigation, new "hh:mm:ss + hundredths" selection format
  • Note: Windows users wanting to export MP3 files will require the latest version of the LAME encoder from http://lame.buanzo.com.ar/



Changes from v1.3.6 RC1 -> v1.3.6

  • Interface:
  • "Save Compressed Copy of Project" saves in much smaller .OGG format to facilitate online transmission of projects
  • Improved MIDI import and export routines, and clearer color for selection region
  • Default temporary directory on Mac now accessible in Finder
  • Import / Export:
  • Stability improvements in on-demand loading
  • FFmpeg: support for latest version of library, improved version checks and error messages, stability improvements in custom exporter
  • Bug Fixes:
  • Crash in "Get Noise Profile" step of Noise Removal at project rates below 20480 Hz.
  • Underestimation of peak level in tracks with a small number of different peaks
  • Truncate Silence could result in repeated or lost audio if applied to the whole of a track
  • Other interface, generating, exporting and platform-specific fixes
  • Compilation:
  • Added autoconf macro archive to CVS, enabling
  • .nix users without this archive to build --with -MIDI



Changes from v1.3.5 Beta -> v1.3.6 RC1

  • release candidate 1: final is pending



Changes from v1.3.4 Beta -> v1.3.5 Beta

  • Recording / Playback:
  • Several bugs fixed so that latency correction should be better, and more devices work correctly. Problems with invalid sample rates under Linux should be much rarer.
  • Newer version of Portaudio library.
  • New feature to record onto the end of an existing track (hold Shift while clicking Record).
  • Import / Export:
  • Updated versions of Libogg, Libvorbis, Libflac, Libsndfile and Twolame libraries.
  • Handling of unsupported file formats more informative.
  • Handling of file names with slashes on OS X improved. New dialog allows replacement of illegal file name characters on all platforms.
  • Interface:
  • Improved scaling and layout for rulers and VU meters.
  • Envelope fixes/improvements including full control of undo/redo.
  • New keyboard shortcuts and improved menu navigation.
  • Preferences: More intuitive tab arrangement. New options for mute/solo and Metadata Editor behavior. Language can now be changed without restart.
  • Expanded Build Information tab.
  • Effects:
  • New Vocal Remover plug-in, improvements for Generate effects.
  • Compilation:
  • Fixes when building Audacity with libraries disabled.
  • Improvements to make Mac and Solaris builds easier.
  • Security:
  • Full fix for issue CVE-2007-6061 on systems where temporary directories can be changed by other users (thanks to Michael Schwendt).
  • Miscellaneous:
  • Updated translations for many locales.
  • Several stability improvements.



Changes from v1.3.3 Beta -> v1.3.4 Beta

  • New Welcome Screen with introduction to Audacity.
  • Enhanced Windows Shell integration, so Audacity shows up in lots of Windows places such as "Open With".
  • New keyboard command: 'Mix and Render to New Track' (bound to Ctrl+Shift+M).
  • New keyboard shortcut: "Shift-A" starts playback when stopped, or performs "Stop and Select" when playing.
  • Added support for VAMP audio analysis plug-ins.
  • Solo button solos only one track at a time, and a track cannot be both mute and solo. Interface:
  • Keyboard shortcuts for making short/long jumps along the timeline.
  • Added 'Snap To' in the Selection Bar.
  • Made keyboard navigation easier when multiple menu items with the same first letter exist.
  • Enhanced interface for label editing.
  • Layout of OK/Cancel buttons consistency improved.
  • Preferences:
  • "Select all audio in project, if none selected" (on by default).
  • "Beep on completion of longer activities" (system bell, not main output).
  • Other preferences cleaned up and explanations improved.
  • Envelopes: Many fixes when copying / pasting / repeating.
  • Many translation updates.
  • Track height fixed in several cases.
  • CleanSpeech mode switching without closing and re-opening fixed. Opening/saving formats:
  • Metadata editor added for OGG, FLAC and WAV/AIFF exports, and general improvements in this area.
  • mport of metadata improved.
  • Muted tracks are no longer audible in the exported mix. Effects:
  • Truncate Silence: support for multiple and stereo tracks.
  • Dtmf Generator:
  • Added support for keypad letters.
  • Added an amplitude control.
  • Compressor: Variable decay time added.
  • Equalization:
  • Clicks at start/end prevented
  • Improvements to saved curves being found
  • Preview works correctly
  • 'Merge' command appears in Undo history.
  • Clipping detected more reliably.
  • Nyquist plug-ins reviewed and enhanced.
  • Better (and more) progress bars.
  • Canceling effect always restores previous audio.
  • Several improvement to effects in batch mode. Recording / Playback:
  • Improvements to latency correction.
  • Updated version of portaudio-v19 library. Note that Help is no longer built in, but accessible on the Web via links in Audacity.



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