[Vorbis-dev] Streams with block sizes 4096 and 8192
nico at cam.org
Wed Mar 2 19:01:00 PST 2005
On Wed, 2 Mar 2005, Monty wrote:
> (Do you still want a 8192 sample file, just for the heck of it?)
That would be useful to have all sorts of reference streams.
> > One more thing, we have tried to use only 16 MSBs of current 32-bit
> > window lookup tables and the quality of decoded outputs seems to be
> > not affected. What was your experience? I am sure you must have
> > experimented with lower precision of these tables. If it works, it
> > will reduce table requirement by half.
> 16 bits is almost certainly still deeper than the S/N of the typical
> DAC in a portable player (as well as deeper than *most* recorded
> signals). So, this optimization is fine.
That might be a good idea to add for tremor's _LOW_ACCURACY_ config.
More information about the Vorbis-dev