# Art cover in ogg files
**URL:** https://community.mp3tag.de/t/art-cover-in-ogg-files/56672
**Category:** Support
**Created:** [March 11, 2022, 9:35pm UTC](https://community.mp3tag.de/t/art-cover-in-ogg-files/56672 "2022-03-11T21:35:55Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@Clamarc](https://community.mp3tag.de/u/Clamarc)
#### Post date: [March 11, 2022, 9:35pm UTC](https://community.mp3tag.de/t/art-cover-in-ogg-files/56672/1 "2022-03-11T21:35:55Z")
What procedures (commands) does mp3tag use to transform the cover art image into METADATA\_BLOCK\_PICTURE in order to add it to .ogg files?
Clamarc
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### Author:  [@ohrenkino](https://community.mp3tag.de/u/ohrenkino)
#### Post date: [March 11, 2022, 9:44pm UTC](https://community.mp3tag.de/t/art-cover-in-ogg-files/56672/2 "2022-03-11T21:44:51Z")
did you see this thread?
> [@OPUS Audio Format Developped by IETF](https://community.mp3tag.de/t/opus-audio-format-developped-by-ietf/16350):
>
> Hello ! laughing I use your MP3tag for years now and still love this great program ! It would be really great if you guys can add for [OPUS](http://opus-codec.org) (the best "Lossy" Audio Compression Format today), the Cover Art option! We can do this with a horrible, boring and long command line (see the command line below) but apparently and sadly, there is no GUI version on the Internet for this. opusenc - --picture command line: --picture filename|specification (Attach album art for the track.) Either a filena…
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### Author:  [@phw](https://community.mp3tag.de/u/phw)
#### Post date: [March 12, 2022, 7:25am UTC](https://community.mp3tag.de/t/art-cover-in-ogg-files/56672/3 "2022-03-12T07:25:38Z")
This is the specification:
[https://wiki.xiph.org/VorbisComment#METADATA\_BLOCK\_PICTURE](https://wiki.xiph.org/VorbisComment#METADATA_BLOCK_PICTURE)
It is the base64 encoded representation of a FLAC picture structure, which is described at:
> **[FLAC - format](https://xiph.org/flac/format.html)**
>
> A free, open source codec for lossless audio compression and decompression
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### Author:  [@system](https://community.mp3tag.de/u/system)
#### Post date: [February 9, 2026, 12:29pm UTC](https://community.mp3tag.de/t/art-cover-in-ogg-files/56672/4 "2026-02-09T12:29:41Z")