[FFmpeg-user] What does -write_xing 0 do?

[Tobias Rapp]

On 14.12.2020 01:52, MediaMouth wrote:
> The -write_xing 0 option seems to be fixing it.  I'm curious what it's actually doing.
> What was the issue to begin with / what problem is it solving?
> Is it doing other things to the converted file that might be worth knowing about?  Any down sides to using it?
> 

The Xing tag allows players to do more precise seeking within variable 
bitrate MPEG files. It can also contain some other information like the 
encoder version (LAME).

See also: 
https://www.codeproject.com/articles/8295/mpeg-audio-frame-header#XINGHeader

If your MP3 file uses constant bitrate it should be fine to disable the 
Xing/Info tag.

Regards,
Tobias