[FFmpeg-devel] [BUG] Artist and Track Number not converted from flac to mp3

Aurelien Jacobs aurel
Fri May 29 14:33:24 CEST 2009


On Fri, May 29, 2009 at 12:19:48AM -0400, Justin Ruggles wrote:
> Ramiro Polla wrote:
> > Hi,
> > 
> > On Thu, May 28, 2009 at 10:11 PM, Justin Ruggles
> > <justin.ruggles at gmail.com> wrote:
> >> Ramiro Polla wrote:
> >>> On Thu, May 28, 2009 at 7:18 PM, Patrice Bensoussan
> >>> <patrice.bensoussan at free.fr> wrote:
> >>>> Hello,
> >>>>
> >>>> It seems that the Artist and Track Number info is lost when converting from
> >>>> flac to mp3. Sample file uploaded in
> >>>> /MPlayer/incoming/MissingTagsWhenConvertingFLAC
> >>>>
> >>>> ffmpeg -i TrackAndArtistMissingAferConversionToMP3.flac -map_meta_data 0:0
> >>>> file.mp3
> >>>>
> >>>> (same issue when converting to m4a). I tried to have a quick look at the
> >>>> code, but couldn't find out what the problem is... if anyone can help and
> >>>> have some time...
> >>> I have this patch in my tree that for some reason hasn't ever been
> >>> submitted. Could you test and see if it still works?
> >> Thanks.  I didn't know that was required.  Is that documented somewhere?
> > 
> > I have no idea. I just found them on a bunch of files I wanted to convert...
> > 
> >> Also, wouldn't the ogg demuxer need to use the same mapping?  If so, it
> >> could be put in oggparsevorbis.c/oggdec.h and used in both demuxers.
> > 
> > It looks like so, but I don't really want to work on this patch (I
> > guess that's why I hadn't submitted it), so whoever applies it can
> > decide where it fits best.
> 
> Well, seeing as how I maintain the FLAC demuxer, I'll pick it up.  Here
> is a modified version of Ramiro's patch.

metadata_conv should also be set for ogg and flac muxers.
Except that, patch is OK.

Aurel



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