| /* |
| * Copyright (C) 2015 Paul B Mahol |
| * |
| * 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/attributes.h" |
| #include "libavutil/cpu.h" |
| #include "libavutil/mem.h" |
| #include "libavutil/x86/asm.h" |
| #include "libavutil/x86/cpu.h" |
| #include "libavfilter/w3fdif.h" |
| |
| void ff_w3fdif_simple_low_sse2(int32_t *work_line, |
| uint8_t *in_lines_cur[2], |
| const int16_t *coef, int linesize); |
| |
| void ff_w3fdif_simple_high_sse2(int32_t *work_line, |
| uint8_t *in_lines_cur[3], |
| uint8_t *in_lines_adj[3], |
| const int16_t *coef, int linesize); |
| |
| void ff_w3fdif_complex_low_sse2(int32_t *work_line, |
| uint8_t *in_lines_cur[4], |
| const int16_t *coef, int linesize); |
| |
| void ff_w3fdif_complex_high_sse2(int32_t *work_line, |
| uint8_t *in_lines_cur[5], |
| uint8_t *in_lines_adj[5], |
| const int16_t *coef, int linesize); |
| |
| void ff_w3fdif_scale_sse2(uint8_t *out_pixel, const int32_t *work_pixel, |
| int linesize, int max); |
| |
| av_cold void ff_w3fdif_init_x86(W3FDIFDSPContext *dsp, int depth) |
| { |
| int cpu_flags = av_get_cpu_flags(); |
| |
| if (EXTERNAL_SSE2(cpu_flags) && depth <= 8) { |
| dsp->filter_simple_low = ff_w3fdif_simple_low_sse2; |
| dsp->filter_simple_high = ff_w3fdif_simple_high_sse2; |
| dsp->filter_complex_low = ff_w3fdif_complex_low_sse2; |
| dsp->filter_scale = ff_w3fdif_scale_sse2; |
| } |
| |
| if (ARCH_X86_64 && EXTERNAL_SSE2(cpu_flags) && depth <= 8) { |
| dsp->filter_complex_high = ff_w3fdif_complex_high_sse2; |
| } |
| } |