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Flac Codec

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Flexis

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Can anyone explain to me what this codec is what I can pratically use it for?

I've looked at their website and it's supposed to be a lossless audiocodec?

But there didn't seem to be much devices supporting it.

Is it any usefull toward's MD I've seen it mentioned in several places on this forum.

I thought it was supposed to be some sort of audio zip thet you had to unpack again before playing??

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Yes, you can speak of it as some sort of audio zip, but actually it is possible to play the files without unpacking in advance. There are plugins available for Winamp, Foobar2000, Nero, etc. It even supports tagging.

The typical reduction in file size with FLAC is 40-60%.

Player support is still lacking indeed, but for the moment FLAC is mostly used by people who want to backup their CD's in a lossless format, so that they can re-encode to whatever lossy format they like (MP3,OGG..).

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For MD purposes, FLAC is nice for downloading lossless (and not to mention Gapless) copies of Concerts.

Dubbing out from your soundcard either digital or analog. It makes for a pretty good time, since you can download large amounts of files in torrents all nice and lined up.

Player support could be a lot better as only one commercially available HDD player has the capability of playing FLAC files natively. (Rio Karma)

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FLAC is a form of compressed audio. You don't need to unzip, it play's back directly (like MP3 and Atrac). It's main point is it is lossless (so you store bitperfect copies of you CD's). The other one is that it's released under an open-source license, which means anyone can always and anywhere use it (there's no big evil company who can decide to not support you in the future). It's not supported on every portable device, but it is the most (and aside from Apple Lossless) and the only supported lossless codec.

Essentially it is a .wav at 55% at .wav size.

I have most of my CD's in FLAC on disc. Sony supporting this next-gen codec (or at least it's own lossless codec) would be truly great. I think the time is over for crappy lossy codecs anymore. Lossless is the future. Raw audio is of course also not required anymore as a playback codec, there's no use in throwing 45% of space away.

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there's no use in throwing 45% of space away

Depends on how you look at it? Is it possible to edit a FLAC recording into the smallest details, to do spectrum analysis and apply filters?

Iff this is possible then we don't need the raw WAV files anymore and we'll only use the sophisticated FLAC files.

By the way does FLAC support all bitrates (16-32) and frequencies (44100 - 48000)?

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Depends on how you look at it? Is it possible to edit a FLAC recording into the smallest details, to do spectrum analysis and apply filters?

Iff this is possible then we don't need the raw WAV files anymore and we'll only use the sophisticated FLAC files.

By the way does FLAC support all bitrates (16-32) and frequencies (44100 - 48000)?

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Yes and yes. FLAC is just a form of compressing raw audio, there's not one bit lost when comparing to wav. Of course when editing everything will be decompressed and recompressed later when saving, because the way FLAC compresses differs from bit to bit.

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Nope, although the difference is not big. But it has a good reason. Decoding FLAC takes less CPU than decoding MP3. WMA Lossless (and all other lossless codecs) are heavier than FLAC to decode. That's why it's such a good candidate for portable use, it doesn't drain your batteries as much as other formats.

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