[MPlayer-dev-eng] mp3lib sse optim disabled?

Felix Buenemann atmosfear at users.sourceforge.net
Fri Sep 27 02:51:05 CEST 2002


On Saturday 21 September 2002 22:27, Arpi wrote:
> Hi,
>
> while fixing Diego's mmxext vs. 3dnowex bug, i've found that the SSE
> version of dct functions in mp3lib are disabled:
>
> #if 0
>     if(accel & MM_ACCEL_X86_SSE)
>     {
>         /* SSE version is buggy */
>         synth_func = synth_1to1_MMX;
>         dct64_MMX_func = dct64_MMX_sse;
>         mp_msg(MSGT_DECAUDIO,MSGL_V,"mp3lib: using SSE optimized
> decore!\n"); }
>     else
> #endif
>
> is there any plans to fix? is it really buggy at all?
> i remember using sse version long time ago, but maybe i'm wrong :(

neither I or Michael were able to get proper alignment of input data, so I 
disabled code, as unaligned code wasn't faster and needs alignment to be 
finished.

>
> A'rpi / Astral & ESP-team

-- 
Best Regards,
        Atmos
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