Date: Thu, 29 Jul 1999 08:05:59 -0500 From: "John Preisler" <john@vapornet.com> To: "Ville-Pertti Keinonen" <will@iki.fi>, mestery@visi.com Cc: freebsd-multimedia@freebsd.org Subject: Re: Gogo vs. Bladeenc, Part II Message-ID: <199907291305.IAA28747@datapit.home.vapornet.net>
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I understand using 128k for these "benchmark comparisons" but beyond that, of course you experience "audible degradation." use 192k or better if you actually care what it sounds like. my $0.02 -j > > <mestery@visi.com> writes: > >> Well, I tried the latest Gogo vs. the latest Bladeenc from our ports >> tree, and here are more results: >> >> GOGO: >> 249.15 real 239.20 user 2.15 sys >> File size: 3446902 >> >> BLADEENC: >> 540.42 real 527.44 user 5.02 sys >> File size: 3446907 >> >> (FYI, this was encoding a song that was 3:34 seconds long a dual PPro >> machine with 128MB RAM.) I'm getting about 1.17:1 compression times with >> Gogo, which is amazing to me since I previously used bladeenc, which >> gave me 2-3:1 times. And there is no difference in the output quality. > > Is it just as bad, then? > > For some sounds, the ISO demo code and most programs derived from it > (s.a. 8hz-mp3, no longer available, bladeenc, possibly gogo as well - > I don't know) produces results that are unacceptably weird. I would > assume that my experiences are due to the bugs in the psychoacoustic > model referred to in the LAME documentation. > > In many of these cases, LAME produces better output. I've yet to find > any cases where LAME would be worse, although I can sometimes hear > audible degradation compared to CD-quality. > > Note that I almost always listen to music using headphones. You can't > necessarily hear the differences in mp3 quality at 128kbit/s using > typical stereos (or even worse, "computer speakers") over the noise of > your computer. > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-multimedia" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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