[Vorbis-dev] Checking accuracy of the output

Michael Smith mlrsmith at gmail.com
Sat Jan 22 23:34:10 PST 2005


On Sun, 23 Jan 2005 08:51:08 +0200, Tal <shabi at t2.technion.ac.il> wrote:
> 
> We've made a little change that changed the output of vorbis
> is there a way to check the accuracy of the output against the original
> output?
> 
> I also asked this question in the irc ...

It isn't really clear what you're asking here, perhaps if you gave
more details we'd be able to help?

What is it that you've changed? The vorbis reference encoder? The
reference decoder (or the other xiph.org decoder, Tremor)?

If you've changed the encoder, then you'd have to give a more precise
definition of "accuracy", because there are a number of things that
might refer to (how close your encoder is to the reference one, how
close the result is to the original input, how good the result sounds,
etc.)

If you've changed the decoder, then... well, it shouldn't be changing
the output at all (unless you're deliberately producing a low-accuracy
decoder for some reason?).

Mike


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