| 0,0 → 1,82 |
|---|
| ;****************************************************************************** |
| ;* MMX optimized deinterlacing functions |
| ;* Copyright (c) 2010 Vitor Sessak |
| ;* Copyright (c) 2002 Michael Niedermayer |
| ;* |
| ;* 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 |
| |
| cextern pw_4 |
| |
| SECTION .text |
| |
| %macro DEINTERLACE 1 |
| %ifidn %1, inplace |
| ;void ff_deinterlace_line_inplace_mmx(const uint8_t *lum_m4, const uint8_t *lum_m3, const uint8_t *lum_m2, const uint8_t *lum_m1, const uint8_t *lum, int size) |
| cglobal deinterlace_line_inplace_mmx, 6,6,7, lum_m4, lum_m3, lum_m2, lum_m1, lum, size |
| %else |
| ;void ff_deinterlace_line_mmx(uint8_t *dst, const uint8_t *lum_m4, const uint8_t *lum_m3, const uint8_t *lum_m2, const uint8_t *lum_m1, const uint8_t *lum, int size) |
| cglobal deinterlace_line_mmx, 7,7,7, dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size |
| %endif |
| pxor mm7, mm7 |
| movq mm6, [pw_4] |
| .nextrow: |
| movd mm0, [lum_m4q] |
| movd mm1, [lum_m3q] |
| movd mm2, [lum_m2q] |
| %ifidn %1, inplace |
| movd [lum_m4q], mm2 |
| %endif |
| movd mm3, [lum_m1q] |
| movd mm4, [lumq] |
| punpcklbw mm0, mm7 |
| punpcklbw mm1, mm7 |
| punpcklbw mm2, mm7 |
| punpcklbw mm3, mm7 |
| punpcklbw mm4, mm7 |
| paddw mm1, mm3 |
| psllw mm2, 1 |
| paddw mm0, mm4 |
| psllw mm1, 2 |
| paddw mm2, mm6 |
| paddw mm1, mm2 |
| psubusw mm1, mm0 |
| psrlw mm1, 3 |
| packuswb mm1, mm7 |
| %ifidn %1, inplace |
| movd [lum_m2q], mm1 |
| %else |
| movd [dstq], mm1 |
| add dstq, 4 |
| %endif |
| add lum_m4q, 4 |
| add lum_m3q, 4 |
| add lum_m2q, 4 |
| add lum_m1q, 4 |
| add lumq, 4 |
| sub sized, 4 |
| jg .nextrow |
| REP_RET |
| %endmacro |
| |
| DEINTERLACE "" |
| |
| DEINTERLACE inplace |