A function to convert Cbr mp3s to vbr mp3s without any quality loss. as
you can see I already asked this a long time ago, I don't mean to be
repetitive I'm just curious if theres has been any progress since :
Mark Taylor wrote:
>
> > From: [EMAIL PROTECTED]
> > Date: Sun, 19 Mar 2000 16:37:26 +0000
>
> > > --
> > > MP3 ENCODER mailing list ( http://geek.rcc.se/mp3encoder/ )
> > The problem is I already have a large collection of fixed bitrate mp3 ,
> > what I would like would be a way to strip away the the unnecessary
> > silent frames.I assumed that re-encoding with -V 0 wouldn�t matter
> > since all relevant information had already been selected in the previous
> > fixed rate encoding, instead the files were exactly as large as the ones
> > created from the original cd track.
> > Is, or was this a bug in lame vbr?
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> >
>
> What you want to do is possible - but not with LAME right now. LAME
> will decode the mp3 file, then try to re-encode it, and the
> re-encoding process knows nothing about the original mp3 file.
>
> What you need is a program which only decodes the MDCT coefficients
> within each frame, and then chooses new scalefactors and huffman
> tables to re-encode at a different bitrate. But I dont know if such a
> program exists.
>
> Mark
>
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