Re: Aup3 and blockfiles

Steve Fiddle <[email protected]>
Newsgroups gmane.comp.audio.audacity.devel
Message-ID <CABp83eBWzVEMwz39BwwCSnS5PN44FPGyJVVaAyDF-ACyUzrjRg@mail.gmail.com>
Testing on Linux with an AUP3 project containing one short mono track.
I'm using "DB Browser for SQLite" to extract the "samples" blob:
I'm seeing 32-bit float audio data with no offset.

Steve

On Wed, 24 Mar 2021 at 04:39, Leland <[email protected]> wrote:

> The sample format is handled the same in 2.4.2.  The .au files are fully
> self-contained.  You can import them into any audio play that supports .au
> files and play them.  Of course, you’d only get a small “blip” of the full
> track, so you’d still need to know the order in which the related .au files
> need to be played to give the full track result.  And that’s where the XML
> file comes in.
>
>
>
> *From:* Petr Pařízek via audacity-devel <
> [email protected]>
> *Sent:* Tuesday, March 23, 2021 11:11 PM
> *To:* Petr Pařízek via audacity-devel <
> [email protected]>
> *Cc:* Petr Pařízek <[email protected]>
> *Subject:* Re: [Audacity-devel] Aup3 and blockfiles
>
>
>
> Leland writes:
>
>
>
> <<<<<
>
>    int16Sample = 0x00020001,
>
>
>
>    int24Sample = 0x00040001,
>
>
>
>    floatSample = 0x0004000F
>
> >>>>>
>
>
>
> This is interesting.
>
>
>
> Just out of curiosity, may I know how this differs (in case it does) in version 2.4.2?
>
> Also, in that version, when I save a project including all of its audio, are these things, like resolution or sample rate, specified in the actual binary ".au" files or is it given in the XML-style ".aup" file that contains the references to the ".au" files?
>
>
>
> Petr
>
>
>
>
>
>
> <http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient>
>
> Bez virů. www.avg.com
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>
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