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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