[MPlayer-users] 3dnow/mmx swscaler broken

Michael Niedermayer michaelni at gmx.at
Mon Jan 14 15:25:02 CET 2002


On Monday 14 January 2002 10:02, D Richard Felker III wrote:
> with video scaling enabled, mencoder (latest cvs) fails with the
> following error (printed repeatedly) when compiled with 3dnow support:
>   SwScaler: BICUBIC scaler with YV12 output using 3DNOW
>   @@@ libmpeg2 returned from sig11... (bad file?) @@@
> and similarly if bilinear or fast bilinear scaling is used. apparently
> segfaults are trapped with libmpeg2; when trying to scale while using
> a different codec, the program outright crashes.
> further, the same thing happens when just using mmx for scaling;
> however, recompiling with both 3dnow and mmx support omitted fixes the
> problem. and no, i'm not using a broken gcc [version number omitted so
> this message can get through], just good ol' 2.95.2, which iirc is for
> all intents and purposes the same as 2.95.3, as long as no c++ is
> involved.
hmm, appearently not, a quick search for "2.95.2" on the mailinglist shows a 
few ppl having problems

> if any more information from me would be helpful, please contact me by
> email directly. i try to follow the list archives, but the volume is
iam 90% sure this is a compiler bug 
but without gdb output i dunno for sure
read DOCS/bugreports.html


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