[vorbis] c't listening test: Ogg problem at 128kbps

[TIMMERMANS ANDRE]

> -----Original Message-----
> From:	Major A [SMTP:andras at users.sourceforge.net]
> Sent:	Tuesday, September 03, 2002 4:41 AM
> To:	vorbis at xiph.org
> Subject:	[vorbis] c't listening test: Ogg problem at 128kbps
> 
> At 128kbps, however, most of the frequency response problems were gone
> -- except this time, I picked Ogg as the worst, based on an overly
> exacerbated treble. Others were still noisy and lacked impulse detail,
> but Ogg/Vorbis was the one I decided first was definitely not close to
> the original. Listening to it again, I can confirm the difference I
> heard, although maybe I wouldn't put it in last place this time.
> 
> The passage I based the Ogg/Vorbis 128bps decision on is from "Love at
> First Sight" by Kylie, and it's simply so that the high percussions
> seem to have too long a decay time compared to the original. It's thus
> probably not a frequency response problem but effectively sounds like
> one.
> 
I've listened last weekend to the test files from the vorbis
homepage on a friend's hifi installation and our conclusion
was that the Vorbis 128kbps files sounded less "flat" than
the original file as if it tended to overamplify slightly
high freqs.

André
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