[vorbis-dev] State of Vorbis
Monty
xiphmont at xiph.org
Wed Feb 23 04:02:14 PST 2000
It's been too long since I've checked in a comprehensive update. Things are
still short of first cut; my initial tuning turned out to be quite a ways off.
However, correcting the tuning will take a little time and I've been promising
bitstreams :-)
The just-completed checkins feature a complete Vorbis engine that encodes real
bitstreams; we're officially past the 'hardwired demo' stage. Because I don't
have real encoder settings quite ready, the checked in code features a working
but still conservative [roughly] 68-70kbps per channel mode. I know; the
bitrate is so so and the sound quality still needs minor improvement. Yes, it
wastes most of the VQ engine. Yes, we'll get substantially better than that
soon.
In other somewhat bad news, the XMMS plugin is broken and Peter and I are
working on that now. encoder/decoder_example are the only current means of
testing.
The good news is that I have my first proof I got the format right; I need to
substantially rework the quantization data (and how the encoder uses that data)
for improved tuning, but the decoder will not have to change. We pass our
first test of format flexibility!
So, we're almost at the real thing (well, we have the Real Thing now, but I'll hold off a bit until the Real Thing is as impressive as it should be!)
Greg... I'm dying to see that residual quantizer you were speaking of. Care to
introduce it to me/us?
Monty
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