On Thu, 21 Mar 2019 09:54:17 +0200
Lauri Kasanen wrote:
> ./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
./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
