Control: tags -1 fixed-upstream On sab, mar 08, 2014 at 09:25:35 -0500, Reinhard Tartler wrote: > On Fri, Mar 07, 2014 at 12:04:25PM +0100, Alessandro Ghedini wrote: > > So, I've done a bit of investigation, and it turns out that this is caused > > by > > the way libavformat writes the XING header to mp3 files. Essentially, it > > uses > > a fixed value for bitrate_idx... for any bitrate values. > > > > This also makes tools like mediainfo detect an avconv-encoded mp3 file as > > using constant bitrate, while in fact it might be using a variable bitrate > > (though I'm not sure if this is actually the same bug, or a different bug > > in the > > same code). > > > > More or less copy-pasting the mp3_write_xing() function > > (libavformat/mp3enc.c) > > from ffmpeg to libav seems to fix the problem. > > Could you please provide a patch, and send (or copy) it to > [email protected], please?
This is now fixed upstream [0]. Cheers [0] https://git.libav.org/?p=libav.git;a=commit;h=617a1a98a6be3e59db6fbfc21afab2fb9a049c03 -- perl -E '$_=q;$/= @{[@_]};and s;\S+;<inidehG ordnasselA>;eg;say~~reverse'
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