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Diffstat (limited to 'libavfilter/x86/vf_bwdif.asm')
| -rw-r--r-- | libavfilter/x86/vf_bwdif.asm | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/libavfilter/x86/vf_bwdif.asm b/libavfilter/x86/vf_bwdif.asm new file mode 100644 index 0000000000..147b7c6ac6 --- /dev/null +++ b/libavfilter/x86/vf_bwdif.asm @@ -0,0 +1,270 @@ +;***************************************************************************** +;* x86-optimized functions for bwdif filter +;* +;* Copyright (C) 2016 Thomas Mundt <loudmax@yahoo.de> +;* +;* Based on yadif simd code +;* Copyright (C) 2006 Michael Niedermayer <michaelni@gmx.at> +;* 2013 Daniel Kang <daniel.d.kang@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_coefhf: times 4 dw 1016, 5570 +pw_coefhf1: times 8 dw -3801 +pw_coefsp: times 4 dw 5077, -981 +pw_splfdif: times 4 dw -768, 768 + +SECTION .text + +%macro LOAD8 2 + movh %1, %2 + punpcklbw %1, m7 +%endmacro + +%macro LOAD12 2 + movu %1, %2 +%endmacro + +%macro DISP8 0 + packuswb m2, m2 + movh [dstq], m2 +%endmacro + +%macro DISP12 0 + CLIPW m2, m7, m12 + movu [dstq], m2 +%endmacro + +%macro FILTER 5 + pxor m7, m7 +.loop%1: + LOAD%4 m0, [curq+t0*%5] + LOAD%4 m1, [curq+t1*%5] + LOAD%4 m2, [%2] + LOAD%4 m3, [%3] + mova m4, m3 + paddw m3, m2 + psubw m2, m4 + ABS1 m2, m4 + mova m8, m3 + mova m9, m2 + LOAD%4 m3, [prevq+t0*%5] + LOAD%4 m4, [prevq+t1*%5] + psubw m3, m0 + psubw m4, m1 + ABS2 m3, m4, m5, m6 + paddw m3, m4 + psrlw m2, 1 + psrlw m3, 1 + pmaxsw m2, m3 + LOAD%4 m3, [nextq+t0*%5] + LOAD%4 m4, [nextq+t1*%5] + psubw m3, m0 + psubw m4, m1 + ABS2 m3, m4, m5, m6 + paddw m3, m4 + psrlw m3, 1 + pmaxsw m2, m3 + + LOAD%4 m3, [%2+t0*2*%5] + LOAD%4 m4, [%3+t0*2*%5] + LOAD%4 m5, [%2+t1*2*%5] + LOAD%4 m6, [%3+t1*2*%5] + paddw m3, m4 + paddw m5, m6 + mova m6, m3 + paddw m6, m5 + mova m10, m6 + psrlw m3, 1 + psrlw m5, 1 + psubw m3, m0 + psubw m5, m1 + mova m6, m3 + pminsw m3, m5 + pmaxsw m5, m6 + mova m4, m8 + psraw m4, 1 + mova m6, m4 + psubw m6, m0 + psubw m4, m1 + pmaxsw m3, m6 + pminsw m5, m6 + pmaxsw m3, m4 + pminsw m5, m4 + mova m6, m7 + psubw m6, m3 + pmaxsw m6, m5 + mova m3, m2 + pcmpgtw m3, m7 + pand m6, m3 + pmaxsw m2, m6 + mova m11, m2 + + LOAD%4 m2, [%2+t0*4*%5] + LOAD%4 m3, [%3+t0*4*%5] + LOAD%4 m4, [%2+t1*4*%5] + LOAD%4 m5, [%3+t1*4*%5] + paddw m2, m3 + paddw m4, m5 + paddw m2, m4 + mova m3, m2 + punpcklwd m2, m8 + punpckhwd m3, m8 + pmaddwd m2, [pw_coefhf] + pmaddwd m3, [pw_coefhf] + mova m4, m10 + mova m6, m4 + pmullw m4, [pw_coefhf1] + pmulhw m6, [pw_coefhf1] + mova m5, m4 + punpcklwd m4, m6 + punpckhwd m5, m6 + paddd m2, m4 + paddd m3, m5 + psrad m2, 2 + psrad m3, 2 + + mova m4, m0 + paddw m0, m1 +%if ARCH_X86_64 + LOAD%4 m5, [curq+t2*%5] + LOAD%4 m6, [curq+t3*%5] +%else + mov r4, prefs3mp + mov r5, mrefs3mp + LOAD%4 m5, [curq+t0*%5] + LOAD%4 m6, [curq+t1*%5] + mov r4, prefsmp + mov r5, mrefsmp +%endif + paddw m6, m5 + psubw m1, m4 + ABS1 m1, m4 + pcmpgtw m1, m9 + mova m4, m1 + punpcklwd m1, m4 + punpckhwd m4, m4 + pand m2, m1 + pand m3, m4 + mova m5, [pw_splfdif] + mova m7, m5 + pand m5, m1 + pand m7, m4 + paddw m5, [pw_coefsp] + paddw m7, [pw_coefsp] + mova m4, m0 + punpcklwd m0, m6 + punpckhwd m4, m6 + pmaddwd m0, m5 + pmaddwd m4, m7 + paddd m2, m0 + paddd m3, m4 + psrad m2, 13 + psrad m3, 13 + packssdw m2, m3 + + mova m4, m8 + psraw m4, 1 + mova m0, m11 + mova m3, m4 + psubw m4, m0 + paddw m3, m0 + CLIPW m2, m4, m3 + pxor m7, m7 + DISP%4 + + add dstq, STEP + add prevq, STEP + add curq, STEP + add nextq, STEP + sub DWORD wm, mmsize/2 + jg .loop%1 +%endmacro + +%macro PROC 2 +%if ARCH_X86_64 + movsxd r5, DWORD prefsm + movsxd r6, DWORD mrefsm + movsxd r7, DWORD prefs3m + movsxd r8, DWORD mrefs3m + DECLARE_REG_TMP 5, 6, 7, 8 +%else + %define m8 [rsp+ 0] + %define m9 [rsp+16] + %define m10 [rsp+32] + %define m11 [rsp+48] + mov r4, prefsmp + mov r5, mrefsmp + DECLARE_REG_TMP 4, 5 +%endif + cmp DWORD paritym, 0 + je .parity0 + FILTER 1, prevq, curq, %1, %2 + jmp .ret +.parity0: + FILTER 0, curq, nextq, %1, %2 +.ret: + RET +%endmacro + +%macro BWDIF 0 +%if ARCH_X86_64 +cglobal bwdif_filter_line, 4, 9, 12, 0, dst, prev, cur, next, w, prefs, \ + mrefs, prefs2, mrefs2, prefs3, mrefs3, \ + prefs4, mrefs4, parity, clip_max +%else +cglobal bwdif_filter_line, 4, 6, 8, 64, dst, prev, cur, next, w, prefs, \ + mrefs, prefs2, mrefs2, prefs3, mrefs3, \ + prefs4, mrefs4, parity, clip_max +%endif + %define STEP mmsize/2 + PROC 8, 1 + +%if ARCH_X86_64 +cglobal bwdif_filter_line_12bit, 4, 9, 13, 0, dst, prev, cur, next, w, \ + prefs, mrefs, prefs2, mrefs2, \ + prefs3, mrefs3, prefs4, \ + mrefs4, parity, clip_max + movd m12, DWORD clip_maxm + SPLATW m12, m12, 0 +%else +cglobal bwdif_filter_line_12bit, 4, 6, 8, 80, dst, prev, cur, next, w, \ + prefs, mrefs, prefs2, mrefs2, \ + prefs3, mrefs3, prefs4, \ + mrefs4, parity, clip_max + %define m12 [rsp+64] + movd m0, DWORD clip_maxm + SPLATW m0, m0, 0 + mova m12, m0 +%endif + %define STEP mmsize + PROC 12, 2 +%endmacro + +INIT_XMM ssse3 +BWDIF +INIT_XMM sse2 +BWDIF +%if ARCH_X86_32 +INIT_MMX mmxext +BWDIF +%endif |