diff options
Diffstat (limited to 'libavfilter/x86/vf_pullup.asm')
| -rw-r--r-- | libavfilter/x86/vf_pullup.asm | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/libavfilter/x86/vf_pullup.asm b/libavfilter/x86/vf_pullup.asm new file mode 100644 index 0000000000..d3a195511e --- /dev/null +++ b/libavfilter/x86/vf_pullup.asm @@ -0,0 +1,178 @@ +;***************************************************************************** +;* x86-optimized functions for pullup filter +;* +;* This file is part of FFmpeg. +;* +;* FFmpeg is free software; you can redistribute it and/or modify +;* it under the terms of the GNU General Public License as published by +;* the Free Software Foundation; either version 2 of the License, or +;* (at your option) any later version. +;* +;* FFmpeg is distributed in the hope that it will be useful, +;* but WITHOUT ANY WARRANTY; without even the implied warranty of +;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;* GNU General Public License for more details. +;* +;* You should have received a copy of the GNU General Public License along +;* with FFmpeg; if not, write to the Free Software Foundation, Inc., +;* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +;****************************************************************************** + +%include "libavutil/x86/x86util.asm" + +SECTION_TEXT + +INIT_MMX mmx +cglobal pullup_filter_diff, 3, 5, 8, first, second, size + mov r3, 4 + pxor m4, m4 + pxor m7, m7 + +.loop: + movq m0, [firstq] + movq m2, [firstq] + add firstq, sizeq + movq m1, [secondq] + add secondq, sizeq + psubusb m2, m1 + psubusb m1, m0 + movq m0, m2 + movq m3, m1 + punpcklbw m0, m7 + punpcklbw m1, m7 + punpckhbw m2, m7 + punpckhbw m3, m7 + paddw m4, m0 + paddw m4, m1 + paddw m4, m2 + paddw m4, m3 + + dec r3 + jnz .loop + + movq m3, m4 + punpcklwd m4, m7 + punpckhwd m3, m7 + paddd m3, m4 + movd eax, m3 + psrlq m3, 32 + movd r4d, m3 + add eax, r4d + RET + +INIT_MMX mmx +cglobal pullup_filter_comb, 3, 5, 8, first, second, size + mov r3, 4 + pxor m6, m6 + pxor m7, m7 + sub secondq, sizeq + +.loop: + movq m0, [firstq] + movq m1, [secondq] + punpcklbw m0, m7 + movq m2, [secondq+sizeq] + punpcklbw m1, m7 + punpcklbw m2, m7 + paddw m0, m0 + paddw m1, m2 + movq m2, m0 + psubusw m0, m1 + psubusw m1, m2 + paddw m6, m0 + paddw m6, m1 + + movq m0, [firstq] + movq m1, [secondq] + punpckhbw m0, m7 + movq m2, [secondq+sizeq] + punpckhbw m1, m7 + punpckhbw m2, m7 + paddw m0, m0 + paddw m1, m2 + movq m2, m0 + psubusw m0, m1 + psubusw m1, m2 + paddw m6, m0 + paddw m6, m1 + + movq m0, [secondq+sizeq] + movq m1, [firstq] + punpcklbw m0, m7 + movq m2, [firstq+sizeq] + punpcklbw m1, m7 + punpcklbw m2, m7 + paddw m0, m0 + paddw m1, m2 + movq m2, m0 + psubusw m0, m1 + psubusw m1, m2 + paddw m6, m0 + paddw m6, m1 + + movq m0, [secondq+sizeq] + movq m1, [firstq] + punpckhbw m0, m7 + movq m2, [firstq+sizeq] + punpckhbw m1, m7 + punpckhbw m2, m7 + paddw m0, m0 + paddw m1, m2 + movq m2, m0 + psubusw m0, m1 + psubusw m1, m2 + paddw m6, m0 + paddw m6, m1 + + add firstq, sizeq + add secondq, sizeq + dec r3 + jnz .loop + + movq m5, m6 + punpcklwd m6, m7 + punpckhwd m5, m7 + paddd m5, m6 + movd eax, m5 + psrlq m5, 32 + movd r4d, m5 + add eax, r4d + RET + +INIT_MMX mmx +cglobal pullup_filter_var, 3, 5, 8, first, second, size + mov r3, 3 + pxor m4, m4 + pxor m7, m7 + +.loop: + movq m0, [firstq] + movq m2, [firstq] + movq m1, [firstq+sizeq] + add firstq, sizeq + psubusb m2, m1 + psubusb m1, m0 + movq m0, m2 + movq m3, m1 + punpcklbw m0, m7 + punpcklbw m1, m7 + punpckhbw m2, m7 + punpckhbw m3, m7 + paddw m4, m0 + paddw m4, m1 + paddw m4, m2 + paddw m4, m3 + + dec r3 + jnz .loop + + movq m3, m4 + punpcklwd m4, m7 + punpckhwd m3, m7 + paddd m3, m4 + movd eax, m3 + psrlq m3, 32 + movd r4d, m3 + add eax, r4d + shl eax, 2 + RET |