How to get ffmpeg to copy lyrics from flac to mp3?

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Using ffmpeg 4.2.1, Windows 10 64-bit, at the command line to convert.

I am also using Tag&Rename and iTunes to set and view any ID3 tags.

Here is the ffmpeg command I am using: ffmpeg -i input.flac -c:v copy -b:a 320k output.mp3

When I get metadata information of the FLAC file (using ffmpeg -i input.flac), there is a lyrics-eng metadata field, containing the lyrics.

When I convert to an MP3 using ffmpeg, and then I retrieve the metadata information (using ffmpeg -i input.mp3), there is a lyrics metadata field, which contains the lyrics, but alas, those lyrics do not appear in Tag&Rename or iTunes.

I've also used other ffmpeg commands, such as ffmpeg -i input.flac -ab 320k -map_metadata 0 -id3v2_version 3 output.mp3, but no luck either.

Of course, if I manually copy & paste the lyrics from the FLAC to MP3, using Tag&Rename, the lyrics appear even in iTunes. And retrieving the metadata using ffmpeg, the lyrics-eng metadata field appears, along with the lyrics metadata field.

I'm guessing lyrics-eng is Lyrics3 metadata and lyrics is USLT.

I want to be able to write to this mysterious lyrics-eng metadata field via command line. Any help would be appreciated.

howdoicode

Posted 2019-12-15T20:04:00.260

Reputation: 1

Show the full log from your first command. – llogan – 2019-12-16T20:10:30.730

@llogan Here is the link to the full log. I used the -report switch for ffmpeg. https://www.dropbox.com/s/bt6rcexkok5tb2y/ffmpeg-20191218-102937.log

– howdoicode – 2019-12-18T16:33:07.593

Does -id3v2_version 3 or -id3v2_version 4 alone, without -map_metadata work? Do you have a sample input file that you can share? What does ffmpeg show for the file that does show lyrics in iTunes? – llogan – 2019-12-18T18:29:58.093

@lloganI I performed both conversions as you suggested with the same results. I am also providing the full logs and the sample FLAC file. -id3v2_version 3: https://www.dropbox.com/s/8n31z7pyz3kkg17/ffmpeg-20191220-085003_id3v2_version_3.log -id3v2_version 4: https://www.dropbox.com/s/n1i11v1buxn6z9k/ffmpeg-20191220-085142_id3v2_version_4.log FLAC: https://www.dropbox.com/s/itxpd089sgdeopd/03.%20Miracle%20%28%ED%99%98%EC%83%81%EC%86%8D%EC%9D%98%20%EA%B7%B8%EB%8C%80%29.flac For the file that shows the lyrics, ffmpeg displays the lyrics under the LYRICSfield.

– howdoicode – 2019-12-20T13:59:34.887

No answers