Disable MMXEXT (MMX2) mode for swScaler since it crashes.

modules/codec/ffmpeg/scale.c

@@ -111,7 +111,6 @@ int E_(OpenScaler)( vlc_object_t *p_this )
     }
 
     swscale_fast_memcpy = p_filter->p_libvlc->pf_memcpy;
-
     /* Set CPU capabilities */
     i_cpu = vlc_CPU();
     p_sys->i_cpu_mask = 0;
@@ -119,10 +118,12 @@ int E_(OpenScaler)( vlc_object_t *p_this )
     {
         p_sys->i_cpu_mask |= SWS_CPU_CAPS_MMX;
     }
+#if 0
     if( i_cpu & CPU_CAPABILITY_MMXEXT )
     {
         p_sys->i_cpu_mask |= SWS_CPU_CAPS_MMX2;
     }
+#endif
     if( i_cpu & CPU_CAPABILITY_3DNOW )
     {
         p_sys->i_cpu_mask |= SWS_CPU_CAPS_3DNOW;