Jean-Marc.Valin at USherbrooke.ca
Tue Sep 15 06:53:06 PDT 2009
Note that for fixed-point to work, you need to define the following:
otherwise you'll get strange results.
Quoting Gregory Maxwell <gmaxwell at gmail.com>:
> On Tue, Sep 15, 2009 at 5:12 AM, Elston Sa <jose at rebaca.com> wrote:
> > I have build celt with FIXED_POINT option (latest 0.6.1 as well as from the
> > git repo) on windows. However I am not getting a valid output (all samples
> > are saturated) when I try to decode with this version. Â The input file was
> > encoded with the same fixed point version. Does fixed point version work at
> > all?
> Yes, fixed point it tested in parallel with floating point. Since you
> say you're building on windows, is it possible that you haven't setup
> the correct defines for fixed point mode? Or is this a cygwin build
> configured through autotools?
> > Following are the command line settings;
> > Samplerate; 48000
> > Channels: 2
> > Framesize: 256
> > Bytesperpacket: 1024
> > Complexity: 10
> You're asking CELT for 1.536Mbit/sec output, it's also possible that
> you're triggering a fixed-point specific bug. I don't to regular
> testing at rates that high. Does it work at more typical rates such
> as 128 bytes per packet?
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