;****************************************************************************** ;* V210 SIMD unpack ;* Copyright (c) 2011 Loren Merritt <lorenm@u.washington.edu> ;* Copyright (c) 2011 Kieran Kunhya <kieran@kunhya.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 v210_mask: times 4 dd 0x3ff v210_mult: dw 64,4,64,4,64,4,64,4 v210_luma_shuf: db 8,9,0,1,2,3,12,13,4,5,6,7,-1,-1,-1,-1 v210_chroma_shuf: db 0,1,8,9,6,7,-1,-1,2,3,4,5,12,13,-1,-1 SECTION .text %macro v210_planar_unpack 2 ; v210_planar_unpack(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width) cglobal v210_planar_unpack_%1_%2, 5, 5, 7 movsxdifnidn r4, r4d lea r1, [r1+2*r4] add r2, r4 add r3, r4 neg r4 mova m3, [v210_mult] mova m4, [v210_mask] mova m5, [v210_luma_shuf] mova m6, [v210_chroma_shuf] .loop %ifidn %1, unaligned movu m0, [r0] %else mova m0, [r0] %endif pmullw m1, m0, m3 psrld m0, 10 psrlw m1, 6 ; u0 v0 y1 y2 v1 u2 y4 y5 pand m0, m4 ; y0 __ u1 __ y3 __ v2 __ shufps m2, m1, m0, 0x8d ; y1 y2 y4 y5 y0 __ y3 __ pshufb m2, m5 ; y0 y1 y2 y3 y4 y5 __ __ movu [r1+2*r4], m2 shufps m1, m0, 0xd8 ; u0 v0 v1 u2 u1 __ v2 __ pshufb m1, m6 ; u0 u1 u2 __ v0 v1 v2 __ movq [r2+r4], m1 movhps [r3+r4], m1 add r0, mmsize add r4, 6 jl .loop REP_RET %endmacro INIT_XMM v210_planar_unpack unaligned, ssse3 %if HAVE_AVX_EXTERNAL INIT_AVX v210_planar_unpack unaligned, avx %endif INIT_XMM v210_planar_unpack aligned, ssse3 %if HAVE_AVX_EXTERNAL INIT_AVX v210_planar_unpack aligned, avx %endif