On Sat, 17 Nov 2018 15:20:08 +0100
Carl Eugen Hoyos wrote:
> 2018-11-17 9:09 GMT+01:00, Lauri Kasanen :
> > Carl Eugen Hoyos wrote:
> >> (This is less important atm, but I believe all functions currently
> >> in libswscale/ppc compile and run fine on - old - 32bit be hardware
> >> as your new fu
On Fri, 16 Nov 2018 22:09:25 +0100
Carl Eugen Hoyos wrote:
> (This is less important atm, but I believe all functions currently
> in libswscale/ppc compile and run fine on - old - 32bit be hardware
> as your new function does.
> My completely inexperienced suspicion is that the instruction that
>
2018-11-16 13:59 GMT+01:00, Lauri Kasanen :
> ./ffmpeg_g -f rawvideo -pix_fmt rgb24 -s hd1080 -i /dev/zero -pix_fmt
> yuv420p \
> -f null -vframes 100 -v error -nostats -
>
> 1158 UNITS in planar1, 65528 runs, 8 skips
>
> -cpuflags 0
>
> 19082 UNITS in planar1, 65533 runs, 3 skips
>
>
./ffmpeg_g -f rawvideo -pix_fmt rgb24 -s hd1080 -i /dev/zero -pix_fmt yuv420p \
-f null -vframes 100 -v error -nostats -
1158 UNITS in planar1, 65528 runs, 8 skips
-cpuflags 0
19082 UNITS in planar1, 65533 runs, 3 skips
16.48 speedup ratio. On x86, SSE2 is ~7. Curiously, the Power