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N

ffmpeg-0.6.3

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FFmpeg/libswscale

History

Lauri Kasanen ce92ee4b4f swscale/ppc: VSX-optimize non-full-chroma yuv2rgb_2 ... ./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.		6 years ago
..
aarch64	…
arm	arm: swscale: Only compile the rgb2yuv asm if .dn aliases are supported	7 years ago
ppc	swscale/ppc: VSX-optimize non-full-chroma yuv2rgb_2	6 years ago
tests	…
x86	swscale/x86/rgb2rgb.asm : add Ivo Van Poorten name to the top of the file	6 years ago
Makefile	…
alphablend.c	…
bayer_template.c	…
gamma.c	…
hscale.c	…
hscale_fast_bilinear.c	…
input.c	swscale : add support for YUVA444P12 and YUVA422P12	6 years ago
libswscale.v	…
log2_tab.c	…
options.c	…
output.c	swscale: Remove duplicated code	6 years ago
rgb2rgb.c	swscale/rgb : move shuffle func shuffle_bytes_1230, shuffle_bytes_3012, shuffle_bytes_3210 in order to add SIMD	7 years ago
rgb2rgb.h	swscale/rgb2rgb : cosmetic, move shuffle_bytes func declaration	7 years ago
rgb2rgb_template.c	lsws/rgb2rgb_template: Do not compile unneeded shuffle functions on big-endian.	7 years ago
slice.c	…
swscale.c	swscale/swscale : small cosmetic	6 years ago
swscale.h	…
swscale_internal.h	swscale/ppc: Move VSX-using code to its own file	6 years ago
swscale_unscaled.c	swscale/swscale_unscaled: Fix chroma slice height	6 years ago
swscaleres.rc	…
utils.c	swscale : add support for YUVA444P12 and YUVA422P12	6 years ago
version.h	Bump minor version for master after 4.1 branchpoint	6 years ago
vscale.c	…
yuv2rgb.c	swscale/yuv2rgb: Return a more specific error code from ff_yuv2rgb_c_init_tables()	6 years ago