Lou, I think WAV is a way to store PCM data too. I think it's just another CODEC like FLAC, but
let's see what the computer experts say.
-- Tom Fine
----- Original Message -----
From: "Lou Judson" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, May 18, 2015 12:44 PM
Subject: Re: [ARSCLIST] Is it time to rethink FLAC ?
> Thanks Richard, but I donít think so. I own a SD 744 and as the manual you quote says, it records
> uncompressed PCM but can store in a variety of compressed formats, one of which is FLAC. To me at
> least, that only reinforces my point - FLAC is a way to store PCM or WAV, not an actual recording
> In other words, it compreses digital audio, but is not digital audio in itself. That is not to say
> it isnít effective and good, just that it is not a format but rather a compression scheme. I would
> only use it to store audio for long termÖ not as preservationÖ
> Like rtf is a way to store ASCII data, but isnít writing without it.
> I donít know why I care so much, except that it seems the Australian claims are not what they
> think they are.
> Lou Judson
> Intuitive Audio
> On May 18, 2015, at 9:21 AM, Richard L. Hess <[log in to unmask]> wrote:
>> On 2015-05-18 11:49 AM, Lou Judson wrote (in part):
>>> According to my understanding, FLAC is a non-lossy compression scene
>>> applied to WAV and PCM files, not a digital encoding format in
>>> itself. If that is so, then one must start with WAV (or other PCM
>>> format) files in order to get to FLAC. Therefore FLAC is an
>>> accessory, not a proper format.
>>> If this is so, then it can only be seen as a storage format, not a
>>> recording format, and the argument is academic.
>> And that is precisely how the National Library of Australia's software seems to be using it.
>> However, it is a recording format in one instance which I own:
>> From the Sound Devices 722 firmware version 2-67 manual:
>>> Thank you for purchasing the 722. The super-compact 722 records and
>>> plays back audio to and from its internal hard drive or CompactFlash
>>> medium, making field recording simple and fast. It writes and reads
>>> uncompressed PCM audio at 16 or 24 bits with sample rates between 32
>>> kHz and 192 kHz. It also writes and reads data compressed FLAC and
>>> audio compressed MP2 and MP3 files.
>> From the current Samplitude ProX2 manual:
>>> The following formats are supported and read directly by Samplitude:
>>> Wave files (.wav), MP3/MPEG files (.mp3, .mpg, .mus), QuickTime
>>> files (.aif), MS Audio files (.asf, .wma), Ogg Vorbis (.ogg), FLAC
>>> (.flac), MIDI files (.mid), video files (.avi), and playlists (.m3u,
>> Samplitude and the RME Fireface UFX both directly record in WAV files.
>> The Fireface UFX uses a poly WAV file (as do the SD products) to avoid
>> having many open files.
>> Samplitude exports to FLAC directly through commands.
>> So, at least in my world, FLAC support is fairly broad, but, Lou, as you state, it is not used
>> directly for recording (in my world) except for the SD722 (and I do not use that feature).
>> When Exact Audio Copy rips a CD to FLAC it first rips to WAV and then runs the external FLAC
>> compressor, but although that is the way it is often used, the presence of the SD capability
>> indicates to me that it is a stand-alone format, not an accessory.
>> Richard L. Hess email: [log in to unmask]
>> Aurora, Ontario, Canada 647 479 2800
>> Quality tape transfers -- even from hard-to-play tapes.