[Flac] Flac Digest, Vol 117, Issue 4

Tue Jan 21 13:58:49 UTC 2025

I have to say after ripping 3000+ CD's with dBpoweramp, I've never
encountered or cared about this kind of error....
--
Scott Sims
Mobile: 0403 969 003
Email: scott at aceblue.com

On Wed, 22 Jan 2025 at 03:20, <flac-request at xiph.org> wrote:

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> Today's Topics:
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>    1. Re: Duplicate Tag (Dave B)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 20 Jan 2025 20:47:45 +0000
> From: Dave B <daveb30 at hotmail.com>
> To: brianw <brianw at audiobanshee.com>, "flac at xiph.org" <flac at xiph.org>
> Subject: Re: [Flac] Duplicate Tag
> Message-ID:
>         <
> DM5PR0201MB339897AABD975BCFC38452A1B8E72 at DM5PR0201MB3398.namprd02.prod.outlook.com
> >
>
> Content-Type: text/plain; charset="windows-1252"
>
> Thank for the replay Brian.
>
> My intent is to remove a ?custom? tag that inadvertently ended up with a
> with the space in it?s name (Song Rating) and replace it with a tag with no
> space (SongRating).
> My working file is WorkingMan.flac
>
> If I run the metaflac command:
> metaflac --show-tag="Song Rating" --show-tag=SongRating WorkingMan.flac
> I see the following:
> Note there is a duplicate tag (one with a value and one with no value).
> Case explained to me that a duplicate tag is not necessarily unwanted.
> [cid:fc74d701-df5b-496d-b73b-ce2db2ce3ba6]
>  From within dBpoweramp I deleted the SONG RATING tag (2nd from the bottom)
>  [cid:424e371a-639e-4044-9fc7-b8fc7db2c69a]
>
> Then re-run the same metaflac command
> metaflac --show-tag="Song Rating" --show-tag=SongRating WorkingMan.flac
> I now see:
> [cid:32e3247e-e942-4359-9e8c-0756866324dc]
>
> That not only removed the tag that I actually wanted to delete, it also
> removed the duplicated tag that had no value.
> ?I must say I am confused.
> So now the question begs to be asked.  If there are 2 tags, or more,  with
> the same name.  One with a value and one without, or for that matter they
> both have values and you want to remove a specific one. How would I do
> that.  If I use the metaflac command:
> metaflac --remove-tag=SongRating WorkingMan_Copy.flac
> it removes both.
> [cid:c8bed3b0-23ca-4576-87c3-2e6c6d96d839]
>
> It seems the deep I go the more confused I am getting.
> Thanks
> Dave
>
> ________________________________
> From: brianw <brianw at audiobanshee.com>
> Sent: Sunday, January 19, 2025 2:44 PM
> To: Dave B <daveb30 at hotmail.com>
> Cc: flac at xiph.org <flac at xiph.org>
> Subject: Re: [Flac] Duplicate Tag
>
> Hi Dave,
>
> I haven't reviewed metaflac to see whether its algorithm might incorrectly
> show a tag twice. It's possible that dBpoweramp appended a tag that already
> existed. I imagine that if metaflac says there's an occurrence of the tag
> with no value, and another with a value, then that's probably accurate. Can
> you show the output of metaflac? That might help verify.
>
> You could use other tools, like "hexdump -C path/filename" although it
> seems that you're on Windows, so you might not have that. Anyway, hexdump
> would show the raw file data, and then you could search for the 4-character
> tag to see whether it actually appears once or twice in the file.
>
> I'd be tempted to write a simple tool that only shows FLAC chunks as tag
> and size, but it's probably quicker to review metaflac to see whether it is
> correct.
>
> Brian
>
>
> On Jan 19, 2025, at 11:30 AM, Dave B. wrote:
> > If I run the metaflac command, "metaflac --show-all-tags
> path\filename".  There is a tag that is listed twice.  Only one of the tags
> has a value.  This seems to be the case for all of my flac files.  I ripped
> these with dBpoweramp and this tag was added/defined as a "custom" tag.
> >
> > I can run the same command using exiftool, "exiftool --tag-all
> path\filename" and I only see the single tag, the one that has a value is
> the one listed.  If I look that this same file with MP3Tag "Extended Tags"
> I also only see it listed once, the one with the value.
> >
> > Does anyone know why it might be listed twice using metaflac.  I thought
> metaflac would be the better tool since it is the "official" tool, at least
> I assume it is.  Exiftool will read flac files but will not write to them,
> so I wonder if I am getting a complete list from it.  And MP3Tag has me
> wondering, because of the name.  I dont care ? OR WANT ? mp3 tags.  I only
> want FLAC tags.
> >
> > Can anyone shed some light on me.
> >
> > Thanks
> > Dave
>
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> End of Flac Digest, Vol 117, Issue 4
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