导读
免费音频转换器和CD翻录软件，支持多种流行格式和编码器。可将CD翻录为MP3或M4A文件，转换整个音乐库，自动查询歌曲信息。方便易用，让您的音乐随时随地畅听。
介绍
fre:ac 是一个免费的音频转换器和 CD 翻录软件，支持各种流行的格式和编码器。 它可以在 MP3、M4A/AAC、FLAC、WMA、Opus、Ogg Vorbis、Speex、Monkey’s Audio (APE)、WavPack、WAV 和其他格式之间自由转换。
使用 fre:ac，您可以轻松地将音频 CD 翻录为 MP3 或 M4A 文件，以便与硬件播放器一起使用，或转换无法与其他音频软件一起播放的文件。 您甚至可以转换保留文件夹和文件名结构的整个音乐库。
集成的 CD ripper 支持 CDDB/GNUdb 在线 CD 数据库。 它会自动查询歌曲信息并将其写入 ID3v2 或其他标题信息标签。
软件截图
软件特点
支持的格式包括 MP3、MP4/AAC、Opus 和 FLAC
集成 CD 翻录、播放器和标签编辑器
支持播放列表、提示表和章节
快速、多线程的转换引擎
能够一次转换为多种格式
可以验证无损输入输出文件
支持 freedb/CDDB 查询和提交
支持翻录隐藏曲目（HTOA）
支持全自动 CD 翻录
支持使用命令行编解码器
提供 40 多种语言的用户界面
可选的命令行界面
fre:ac 是一款免费的音频转换软件，可以将音频文件转换为多种格式，如 MP3、AAC、FLAC 等。该软件界面简洁清晰，操作简单易用。
使用 fre:ac 软件，你可以轻松地将音频文件转换为所需的格式，同时也可以进行音频文件的编辑和处理。该软件支持多种输入和输出格式，且转换速度较快，转换后的音频质量也不会受到损失。
在使用 fre:ac 软件时，你可以通过简单的拖拽操作将音频文件导入软件中，然后选择所需的输出格式和设置。该软件还提供了一些高级设置选项，如音频质量、编码器选择等，供用户进行自定义设置。
此外，fre:ac 软件还支持批量转换功能，可以同时处理多个音频文件，提高工作效率。该软件还支持 CD 抓取功能，可以将 CD 中的音频文件转换为所需的格式。
总之，fre:ac 软件是一款功能强大、操作简单的免费音频转换软件，可以满足你的多种需求。如果你需要进行音频转换、编辑和处理等操作，不妨试试 fre:ac 软件，相信你会喜欢上它的便捷和高效。
更新日志
Version 1.1.7 (March 2023)
- New features
- added a tool for splitting output by various parameters (e.g. duration or number of files)
- added support for dithering when reducing sample resolution
- added a matrix surround decoder DSP component
- added a volume adjustment DSP component
- Improvements
- added support for WavPack Hybrid Lossless compression with correction files
- added support for decoding MPEG-4 DASH files
- added support for opening WebM audio files with the .weba extension
- added support for downmixing 6.1 channel audio
- added support for MusicBrainz metadata in ID3v2, MP4, Vorbis Comment, APEv2 and WMA tags
- added support for sort order fields in ID3v2, MP4, Vorbis Comment, APEv2 and WMA tags
- added support for rating field in Vorbis Comment, APEv2, MP4 and LIST INFO tags
- added rating field to the tag editor
- added optional release year column to the joblist
- changed filename placeholder to resolve to 1 if disc number is not set
- improved compatibility with applications writing non-compliant LIST INFO tags (e.g. Traktor)
- added an option to use source file names as output file names if no metadata is present
- added an option to control extraction of missing metadata from file names
- added an option to restrict file names for reading cover art
- added an option to disable intensity stereo phase inversion to Opus settings
- added AccurateRip notification options for successful verification and missing database entries
- sample rate conversion no longer converts to 32 bit float when the source rate matches the target
- added negative exit codes to indicate errors when running freaccmd
- added support for KDE color schemes (including dark mode)
- improved HiDPI scale factor detection in KDE desktop environments
- respect text scaling factor in addition to font size setting on X11 based systems
- Bug fixes
- fixed crashes when decoding ALAC files (especially with the Windows Store version)
- fixed failure (hang and abort after several seconds) to decode chapters from ALAC files
- fixed interoperability issues of HE- and HEv2-AAC files created with FDK-AAC with foobar2000
- fixed incorrect gapless information when creating HE- and HEv2-AAC files with FDK-AAC
- fixed incorrect index times in cuesheets for very long multi-track files
- fixed incorrect inclusion of data tracks in the audio track count of CD offset strings
- fixed old data remaining in place after updating WMA file tags
- fixed selected format resetting to first entry when opening WMA config dialog
- fixed excessive bitrate when encoding Vorbis on non-x86 LP64 systems
- fixed decoding of MP4 files with a single chunk taking excessively long
- fixed HDCD detection for tracks starting with more than about one second of silence
- fixed floating point samples being converted to integer when creating WavPack files
- fixed inability to close cover art popup window on Linux
- fixed long paths being converted to 8.3 format on recent versions of Windows
- fixed inability to handle long network paths on some versions of Windows
- fixed disc insert and removal detection working unreliably on Windows
- Updated codecs
- updated ALAC decoder for security fixes and improved performance
- updated FFmpeg to version 6.0
- updated Monkey’s Audio to version 9.20
- updated WavPack to version 5.6.0
- updated Tom’s Audiokompressor to version 2.3.3
- updated FLAC to version 1.4.2
- updated Speex to version 1.2.1
- updated MP4v2 to version 2.1.2
- updated mpg123 to version 1.31.2
- updated libsndfile to version 1.2.0
- Updated translations
- updated Greek translation
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