On 12/3/17, Martin Vignali <martin.vign...@gmail.com> wrote: > Maybe the problem come from the skip part : > > +INIT_XMM ssse3 >> +cglobal hflip_byte, 3, 5, 3, src, dst, w, x, v >> + mova m0, [pb_flip_byte] >> + mov xq, 0 >> + mov wd, dword wm >> + sub wq, 2 * mmsize >> + cmp wq, mmsize >> + jl .skip >> + >> + .loop0: >> + neg xq >> + movu m1, [srcq + xq - mmsize + 1] >> + movu m2, [srcq + xq - 2 * mmsize + 1] >> + pshufb m1, m0 >> + pshufb m2, m0 >> + neg xq >> + movu [dstq + xq ], m1 >> + movu [dstq + xq + mmsize], m2 >> + add xq, mmsize * 2 >> + cmp xq, wq >> + jl .loop0 >> + >> +.skip: >> + add wq, 2 * mmsize >> > > ==> use xq instead of wq ?
Nope. > > >> + .loop1: >> + neg xq >> + mov vb, [srcq + xq] >> + neg xq >> + mov [dstq + xq], vb >> + add xq, 1 >> + cmp xq, wq >> + jl .loop1 >> +RET >> + >> +cglobal hflip_short, 3, 5, 3, src, dst, w, x, v >> + mova m0, [pb_flip_short] >> + mov xq, 0 >> + mov wd, dword wm >> + add wq, wq >> + sub wq, 2 * mmsize >> + cmp wq, mmsize >> + jl .skip >> + >> + .loop0: >> + neg xq >> + movu m1, [srcq + xq - mmsize + 2] >> + movu m2, [srcq + xq - 2 * mmsize + 2] >> + pshufb m1, m0 >> + pshufb m2, m0 >> + neg xq >> + movu [dstq + xq ], m1 >> + movu [dstq + xq + mmsize], m2 >> + add xq, mmsize >> + cmp xq, wq >> + jl .loop0 >> + >> +.skip: >> + add wq, 2 * mmsize >> > > > ==> same here ? Nope, This is for case when width is not multiple of mmsize. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
