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FLAC (; Free Lossless Audio Codec ) is a codec ( compressor-decompressor or coder-decoder ) which allows digital audio to be losslessly compressed such that file size is reduced without any information being lost.
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FLAC and Free
Newer ones include Free Lossless Audio Codec ( FLAC ), Apple's Apple Lossless, MPEG-4 ALS, Microsoft's Windows Media Audio 9 Lossless ( WMA Lossless ), Monkey's Audio, and TTA.
* FLAC ( Free Lossless Audio Codec ), an audio data compression scheme
* Free Lossless Audio Codec ( FLAC )
* Digital audio data compression formats: MP3 versus Ogg Vorbis versus MPEG4 Advanced Audio Coding versus HE-AAC / AACplus versus Windows Media Audio codecs versus Free Lossless Audio Codec ( FLAC ).
* Free Lossless Audio Codec ( FLAC )
Some players are compatible with open-source formats like Ogg Vorbis and the Free Lossless Audio Codec ( FLAC ).
* Free Lossless Audio Codec ( FLAC )
These are the Dublin University Law Society, FLAC ( Free Legal Advice Centres )< sup ></ sup > and the local branch of ELSA ( European Law Students ’ Association ).
FLAC and Lossless
* Formats with lossless compression, such as FLAC, Monkey's Audio ( filename extension APE ), WavPack ( filename extension WV ), TTA, ATRAC Advanced Lossless, Apple Lossless ( filename extension m4a ), MPEG-4 SLS, MPEG-4 ALS, MPEG-4 DST, Windows Media Audio Lossless ( WMA Lossless ), and Shorten ( SHN ).
When the music is stored in an audio file format that is lossless such as FLAC, Monkey's Audio or WMA Lossless, the computer playback of recorded audio can serve as an audiophile-quality source for a hi-fi system.
* Lossless audio formats comparison: measuring FLAC against five other lossless audio formats
Additionally, variable rate encoding is inherent in lossless compression schemes such as FLAC and Apple Lossless.
Recently, there has been interest in lossless file formats such as WAV, FLAC, WMA Lossless, and Apple Lossless.
Audiophiles play music from a wide variety of sources including phonograph records, compact discs ( CDs ), and digital audio file formats that are uncompressed as well as ones that are compressed using lossless data compression such as FLAC, Windows Media Audio 9 Lossless and Apple Lossless ( ALAC ).
As with the FLAC and Apple Lossless format, files encoded to Monkey's Audio are typically reduced to about half of the original size, with data transfer rates and bandwidth requirements being reduced accordingly.
When re-ripping such a CD one could use a lossless audio codec such as AIFF, Apple Lossless, FLAC or WAV however such files take up significantly more space than the original. mp4 files.
* Playing media files in various formats including but not limited to ( depending on the setup ) FLAC, Ogg, MP3, AAC, WAV, Windows Media Audio, Apple Lossless, WavPack, TTA and Musepack.
FLAC and Audio
Audio data compression techniques, such as MP3, Advanced Audio Coding, Ogg Vorbis, or FLAC, are commonly employed to reduce the file size.
Shorten is no longer developed and more recent lossless audio codecs such as FLAC, Monkey's Audio ( APE ), TTA, and WavPack ( WV ) have become more popular.
Audio sources encoded to FLAC are typically reduced to 50 – 60 % of their original size.
* Audio formats: AAC, AC3, ALAC, AMR, DTS, FLAC, Intel Music Coder, Monkey's Audio, MP3, Musepack, RealAudio, Shorten, Speex, Vorbis, WMA, Bink
Because Monkey's Audio is relatively slow when encoding or decoding files ( what FLAC accomplishes in several seconds can take a minute or more with Monkey's Audio ) FLAC has largely eclipsed it as the preferred format for commercial distribution of lossless audio.
Uncompressed media ( such as on Laserdiscs, Audio CDs, and WAV files ) or losslessly compressed media ( such as FLAC or PNG ) do not suffer from compression artifacts.
* Audio formats supported natively: MP1, MP2, MP3, MPC, AAC, Ogg Vorbis, FLAC / Ogg FLAC, ALAC, WavPack, WAV, AIFF, AU, SND, CD, Opus
* Audio formats: AAC, AC3, ALAC, AMR, FLAC, MP3, RealAudio, Shorten, Speex, Vorbis, WMA
Common lossless audio codecs include FLAC, ALAC, Monkey's Audio and others.
FLAC and Codec
Also, if one has a codec pack such as the K-Lite Codec Pack installed, then the user can play a wider variety of formats like FLAC and M4A, though not much, converting audio to M4A not only has the added benefit of better quality, it also takes up less space and thus, loads faster.
FLAC and is
The audio layer is most commonly provided by the music-oriented Vorbis format but other options include the human speech compression codec Speex, the lossless audio compression codec FLAC, and OggPCM.
* FLAC support is provided by a plugin in the FLAC library
etree. org is a trading site for authorized recordings of live performances ; etree formerly used Shorten exclusively but is increasingly using FLAC.
FLAC is an open format with royalty-free licensing and a reference implementation which is free software.
Though FLAC cannot store floating-point data, and playback support in portable audio devices and dedicated audio systems is limited compared to lossy formats like MP3 or uncompressed PCM, FLAC is supported by more hardware devices than competing lossless compressed formats like WavPack.
The libFLAC API is organized into streams, seekable streams, and files ( listed in the order of increasing abstraction from the base FLAC bitstream ).
FLAC is specifically designed for efficient packing of audio data, unlike general purpose lossless algorithms such as DEFLATE which is used in ZIP and gzip.
The technical strengths of FLAC compared to other lossless formats lie in its ability to be streamed and decoded quickly, which is independent of compression level.
Since FLAC is a lossless scheme, it is suitable as an archive format for owners of CDs and other media who wish to preserve their audio collections.
If the original media is lost, damaged, or worn out, a FLAC copy of the audio tracks ensures that an exact duplicate of the original data can be recovered at any time.
FLAC being lossless means it is highly suitable for transcode e. g. to MP3, without the normally associated transcoding quality loss.
If a CD is read and ripped perfectly to FLAC files, the CUE file allows later burning of an audio CD that is identical in audio data to the original CD, including track order, pregaps, and CD-Text.
FLAC and codec
These include Speex, an audio codec designed for speech, and FLAC, a lossless audio codec.
The software then dumps them into a WAV or AIFF file, or feeds them to another codec to produce, for example, a FLAC or MP3 file.
Added to the player is support for the lossless, open-source FLAC codec, A / V output to a TV, and offline RSS reader support.
Extensive work has gone into optimizing each codec, with FLAC, Ogg Vorbis, WMA, APE, TTA, MPC, Wavpack, ATRAC3, Cook and WMA Pro among the fastest known integer implementations for those formats.
It supports ripping to any audio codec supported by a GStreamer plugin, such as mp3 ( via LAME ), Ogg Vorbis, FLAC and uncompressed PCM formats.
* Rice coding, which is used in the FLAC audio codec and which has unary coding as a special case
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