On Wed, Feb 05, 2003 at 09:22:03AM -0800, Craig Dickson wrote: > Jack Pistachio wrote: > > > Well, I'm actually not sure I need to. I'm making a cd for > > my brother to use on his mp3 capable DVD player. I assumed > > that the player wouldn't be able to handle ogg encoded > > files. Perhaps I'm wrong? > > Most likely you're right. However, one thing you should be aware of is > that transcoding between different lossy encoders (both mp3 and vorbis > are lossy) tends to produce poor results. Lossy compression always > introduces some artifacts in the signal, and lossy encoders are not > designed to deal with artifacts introduced by another encoder. Because > of this, an mp3 file translated from vorbis, or a vorbis file translated > from mp3, will sound noticeably worse than if it had been encoded from > the original uncompressed source. This sort of transcoding is generally > not adviseable, though the result can be tolerable if you expect to be > listening to it in a situation where audio quality is poor anyway (such > as on a cheap stereo, or in a car, or on a walkman).
Since you're talking about audio degradation issues, one thing I've always wondered is how much and what kind of loss is there (if any) when unencoding from [.ogg]|[.mp3] to .wav? -- James Hughes
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