On Wed, Jul 06, 2016 at 02:37:04AM +0000, Dan Parrot wrote: > Finish providing SIMD versions for POWER8 VSX of functions in > libswscale/input.c That should allow trac ticket #5570 to be closed. > The speedups obtained for the functions are: > > abgrToA_c 1.19 > bgr24ToUV_c 1.23 > bgr24ToUV_half_c 1.37 > bgr24ToY_c_vsx 1.43 > nv12ToUV_c 1.05 > nv21ToUV_c 1.06 > planar_rgb_to_uv 1.25 > planar_rgb_to_y 1.26 > rgb24ToUV_c 1.11 > rgb24ToUV_half_c 1.10 > rgb24ToY_c 0.92 > rgbaToA_c 0.88 > uyvyToUV_c 1.05 > uyvyToY_c 1.15 > yuy2ToUV_c 1.07 > yuy2ToY_c 1.17 > yvy2ToUV_c 1.05 > --- > libswscale/ppc/input_vsx.c | 1021 > +++++++++++++++++++++++++++++++++++++++++++- > 1 file changed, 1017 insertions(+), 4 deletions(-)
for the record, the author has unsubscribed, so if anyone wants to ask or tell him something the mailing list will likely not work grep dan.parrot subscribe Jul 07 15:27:44 2016 (1267) ffmpeg-devel: deleted dan.par...@mail.com; email confirmation He also stoped working on the bounty according to https://www.bountysource.com/issues/34315232-power8-vsx-vectorization-libswscale-input-c So if someone else wants to work on this, IIUC its available again [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Good people do not need laws to tell them to act responsibly, while bad people will find a way around the laws. -- Plato
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