On Wed, 20 Mar 2019 14:41:27 +0100
Carl Eugen Hoyos wrote:
> 2019-03-20 13:37 GMT+01:00, Lauri Kasanen :
>
> > @@ -480,5 +722,66 @@ av_cold void ff_sws_init_swscale_vsx(SwsContext *c)
>
> Are there followup patches?
> Or why is the following hunk so convoluted?
I plan to add the _2 and _X
2019-03-20 13:37 GMT+01:00, Lauri Kasanen :
> @@ -480,5 +722,66 @@ av_cold void ff_sws_init_swscale_vsx(SwsContext *c)
Are there followup patches?
Or why is the following hunk so convoluted?
> +if (c->flags & SWS_BITEXACT)
> +return;
> +#if !HAVE_BIGENDIAN
Are you planning to add
./ffmpeg -f lavfi -i yuvtestsrc=duration=1:size=1200x1440 \
-s 1200x1440 -f null -vframes 100 -pix_fmt $i -nostats \
-cpuflags 0 -v error -
This uses 32-bit mul, so POWER8 only.
The following output formats get about 4.5x speedup:
rgb24
39980 UNITS in yuv2packed1, 32768
