[Theora-dev] MMX/mmxext optimisations
j at thing.net
j at thing.net
Tue Aug 24 05:47:13 PDT 2004
player_example works for some of my files. but not all could not find a
pattern so far.
j
compiled with
gcc --version
gcc (GCC) 3.3.4 (Debian 1:3.3.4-9)
On Tue, 2004-08-24 at 14:32 +0200, Ivan wrote:
> On Tue, Aug 24, 2004 at 02:26:16PM +0200, Ivan Popov wrote:
> > gcc 3.2.2 and 3.3 produce a twice as fast working encoder but
> > a broken decoder (hangs with a green screen)
> >
> > gcc 3.4.1 does not like static constants in
> > i386/fdct_mmx.c and
> > i386/dsp_mmx.c
> > then if I comment out "static" it compiles but the encoder
> > produces a stream showing wrong-colored squares (with about twice too high
> > bitrate), though you can guess the picture, and the decoder is broken as above.
>
> The same results with j at thing.net's patch.
>
> Is the mmx-version of the decoder supposed to work?
>
> Regards,
> --
> Ivan
>
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