[vorbis] tool for listening tests

volsung at asu.edu volsung at asu.edu
Tue Jan 8 13:53:13 PST 2002



On Tue, 8 Jan 2002, James Chapman wrote:

> > Cool.  Is the layer 3 routine in bass.dll based on mpg123?  I couldn't
> seem
> > to dig out that information.
> >
> > Here is a description and layout of a tool which I think would be useful
> > for group evaluation of various codecs:
> >
> > http://www.hydrogenaudio.org/forums/showthread.php?s=&threadid=633
> >
> > I really like the fact that your tool embeds the decoding routines into
> the
> > program.
> >
> > ff123
> >
> >
> 
> Not sure about the MP3 decoder - you'd have to ask the author of the bass
> library about that. I know there's a wide variation between the different
> encoders, but is there any real difference (in terms of sound quality)
> between the various decoders?

There shouldn't be any difference on the decoder (except minor rounding
issues).  Once the stream has been encoded, there is pretty much one correct
decoding (plus or minus one on the occasional sample).


---
Stan Seibert

<p><p>--- >8 ----
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