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Diffstat (limited to 'libavfilter/x86/yadif-10.asm')
-rw-r--r-- | libavfilter/x86/yadif-10.asm | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/libavfilter/x86/yadif-10.asm b/libavfilter/x86/yadif-10.asm new file mode 100644 index 0000000..8853e0d --- /dev/null +++ b/libavfilter/x86/yadif-10.asm @@ -0,0 +1,255 @@ +;***************************************************************************** +;* x86-optimized functions for yadif filter +;* +;* Copyright (C) 2006 Michael Niedermayer <michaelni@gmx.at> +;* Copyright (c) 2013 Daniel Kang <daniel.d.kang@gmail.com> +;* Copyright (c) 2011-2013 James Darnley <james.darnley@gmail.com> +;* +;* This file is part of FFmpeg. +;* +;* FFmpeg is free software; you can redistribute it and/or +;* modify it under the terms of the GNU Lesser General Public +;* License as published by the Free Software Foundation; either +;* version 2.1 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 +;* Lesser General Public License for more details. +;* +;* You should have received a copy of the GNU Lesser 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_RODATA + +pw_1: times 8 dw 1 + +SECTION .text + +%macro PMAXUW 2 +%if cpuflag(sse4) + pmaxuw %1, %2 +%else + psubusw %1, %2 + paddusw %1, %2 +%endif +%endmacro + +%macro CHECK 2 + movu m2, [curq+t1+%1*2] + movu m3, [curq+t0+%2*2] + mova m4, m2 + mova m5, m2 + pxor m4, m3 + pavgw m5, m3 + pand m4, [pw_1] + psubusw m5, m4 + RSHIFT m5, 2 + mova m4, m2 + psubusw m2, m3 + psubusw m3, m4 + PMAXUW m2, m3 + mova m3, m2 + mova m4, m2 + RSHIFT m3, 2 + RSHIFT m4, 4 + paddw m2, m3 + paddw m2, m4 +%endmacro + +%macro CHECK1 0 + mova m3, m0 + pcmpgtw m3, m2 + pminsw m0, m2 + mova m6, m3 + pand m5, m3 + pandn m3, m1 + por m3, m5 + mova m1, m3 +%endmacro + +; %macro CHECK2 0 +; paddw m6, [pw_1] +; psllw m6, 14 +; paddsw m2, m6 +; mova m3, m0 +; pcmpgtw m3, m2 +; pminsw m0, m2 +; pand m5, m3 +; pandn m3, m1 +; por m3, m5 +; mova m1, m3 +; %endmacro + +; This version of CHECK2 is required for 14-bit samples. The left-shift trick +; in the old code is not large enough to correctly select pixels or scores. + +%macro CHECK2 0 + mova m3, m0 + pcmpgtw m0, m2 + pand m0, m6 + mova m6, m0 + pand m5, m6 + pand m2, m0 + pandn m6, m1 + pandn m0, m3 + por m6, m5 + por m0, m2 + mova m1, m6 +%endmacro + +%macro LOAD 2 + movu %1, %2 +%endmacro + +%macro FILTER 3 +.loop%1: + pxor m7, m7 + LOAD m0, [curq+t1] + LOAD m1, [curq+t0] + LOAD m2, [%2] + LOAD m3, [%3] + mova m4, m3 + paddw m3, m2 + psraw m3, 1 + mova [rsp+ 0], m0 + mova [rsp+16], m3 + mova [rsp+32], m1 + psubw m2, m4 + ABS1 m2, m4 + LOAD m3, [prevq+t1] + LOAD m4, [prevq+t0] + psubw m3, m0 + psubw m4, m1 + ABS2 m3, m4, m5, m6 + paddw m3, m4 + psrlw m2, 1 + psrlw m3, 1 + pmaxsw m2, m3 + LOAD m3, [nextq+t1] + LOAD m4, [nextq+t0] + psubw m3, m0 + psubw m4, m1 + ABS2 m3, m4, m5, m6 + paddw m3, m4 + psrlw m3, 1 + pmaxsw m2, m3 + mova [rsp+48], m2 + + paddw m1, m0 + paddw m0, m0 + psubw m0, m1 + psrlw m1, 1 + ABS1 m0, m2 + + movu m2, [curq+t1-1*2] + movu m3, [curq+t0-1*2] + mova m4, m2 + psubusw m2, m3 + psubusw m3, m4 + PMAXUW m2, m3 + mova m3, m2 + RSHIFT m3, 4 + paddw m0, m2 + paddw m0, m3 + psubw m0, [pw_1] + + CHECK -2, 0 + CHECK1 + CHECK -3, 1 + CHECK2 + CHECK 0, -2 + CHECK1 + CHECK 1, -3 + CHECK2 + + mova m6, [rsp+48] + cmp DWORD r8m, 2 + jge .end%1 + LOAD m2, [%2+t1*2] + LOAD m4, [%3+t1*2] + LOAD m3, [%2+t0*2] + LOAD m5, [%3+t0*2] + paddw m2, m4 + paddw m3, m5 + psrlw m2, 1 + psrlw m3, 1 + mova m4, [rsp+ 0] + mova m5, [rsp+16] + mova m7, [rsp+32] + psubw m2, m4 + psubw m3, m7 + mova m0, m5 + psubw m5, m4 + psubw m0, m7 + mova m4, m2 + pminsw m2, m3 + pmaxsw m3, m4 + pmaxsw m2, m5 + pminsw m3, m5 + pmaxsw m2, m0 + pminsw m3, m0 + pxor m4, m4 + pmaxsw m6, m3 + psubw m4, m2 + pmaxsw m6, m4 + +.end%1: + mova m2, [rsp+16] + mova m3, m2 + psubw m2, m6 + paddw m3, m6 + pmaxsw m1, m2 + pminsw m1, m3 + + movu [dstq], m1 + add dstq, mmsize-4 + add prevq, mmsize-4 + add curq, mmsize-4 + add nextq, mmsize-4 + sub DWORD r4m, mmsize/2-2 + jg .loop%1 +%endmacro + +%macro YADIF 0 +%if ARCH_X86_32 +cglobal yadif_filter_line_10bit, 4, 6, 8, 80, dst, prev, cur, next, w, \ + prefs, mrefs, parity, mode +%else +cglobal yadif_filter_line_10bit, 4, 7, 8, 80, dst, prev, cur, next, w, \ + prefs, mrefs, parity, mode +%endif +%if ARCH_X86_32 + mov r4, r5mp + mov r5, r6mp + DECLARE_REG_TMP 4,5 +%else + movsxd r5, DWORD r5m + movsxd r6, DWORD r6m + DECLARE_REG_TMP 5,6 +%endif + + cmp DWORD paritym, 0 + je .parity0 + FILTER 1, prevq, curq + jmp .ret + +.parity0: + FILTER 0, curq, nextq + +.ret: + RET +%endmacro + +INIT_XMM ssse3 +YADIF +INIT_XMM sse2 +YADIF +%if ARCH_X86_32 +INIT_MMX mmxext +YADIF +%endif |