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./ffmpeg -f lavfi -i yuvtestsrc=duration=1:size=1200x1440 -sws_flags fast_bilinear \ -s 1200x720 -f null -vframes 100 -pix_fmt $i -nostats \ -cpuflags 0 -v error - 32-bit mul, power8 only. ~2x speedup: rgb24 24431 UNITS in yuv2packed2, 16384 runs, 0 skips 13783 UNITS in yuv2packed2, 16383 runs, 1 skips bgr24 24396 UNITS in yuv2packed2, 16384 runs, 0 skips 14059 UNITS in yuv2packed2, 16384 runs, 0 skips rgba 26815 UNITS in yuv2packed2, 16383 runs, 1 skips 12797 UNITS in yuv2packed2, 16383 runs, 1 skips bgra 27060 UNITS in yuv2packed2, 16384 runs, 0 skips 13138 UNITS in yuv2packed2, 16384 runs, 0 skips argb 26998 UNITS in yuv2packed2, 16384 runs, 0 skips 12728 UNITS in yuv2packed2, 16381 runs, 3 skips bgra 26651 UNITS in yuv2packed2, 16384 runs, 0 skips 13124 UNITS in yuv2packed2, 16384 runs, 0 skips This is a low speedup, but the x86 mmx version also gets only ~2x. The mmx version is also heavily inaccurate, while the vsx version has high accuracy. |
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.. | ||
aarch64 | ||
arm | ||
ppc | ||
tests | ||
x86 | ||
alphablend.c | ||
bayer_template.c | ||
gamma.c | ||
hscale_fast_bilinear.c | ||
hscale.c | ||
input.c | ||
libswscale.v | ||
log2_tab.c | ||
Makefile | ||
options.c | ||
output.c | ||
rgb2rgb_template.c | ||
rgb2rgb.c | ||
rgb2rgb.h | ||
slice.c | ||
swscale_internal.h | ||
swscale_unscaled.c | ||
swscale.c | ||
swscale.h | ||
swscaleres.rc | ||
utils.c | ||
version.h | ||
vscale.c | ||
yuv2rgb.c |