| /* |
| * Copyright (c) 2009 Loren Merritt <lorenm@u.washington.edu> |
| * |
| * 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 "config.h" |
| #include "libavutil/attributes.h" |
| #include "libavutil/cpu.h" |
| #include "libavutil/pixdesc.h" |
| #include "libavutil/x86/asm.h" |
| #include "libavutil/x86/cpu.h" |
| #include "libavcodec/huffyuvdsp.h" |
| |
| void ff_add_int16_sse2(uint16_t *dst, const uint16_t *src, unsigned mask, int w); |
| void ff_add_int16_avx2(uint16_t *dst, const uint16_t *src, unsigned mask, int w); |
| |
| void ff_add_hfyu_left_pred_bgr32_sse2(uint8_t *dst, const uint8_t *src, |
| intptr_t w, uint8_t *left); |
| void ff_add_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *top, const uint16_t *diff, unsigned mask, int w, int *left, int *left_top); |
| |
| av_cold void ff_huffyuvdsp_init_x86(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt) |
| { |
| int cpu_flags = av_get_cpu_flags(); |
| const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(pix_fmt); |
| |
| if (EXTERNAL_MMXEXT(cpu_flags) && pix_desc && pix_desc->comp[0].depth<16) { |
| c->add_hfyu_median_pred_int16 = ff_add_hfyu_median_pred_int16_mmxext; |
| } |
| |
| if (EXTERNAL_SSE2(cpu_flags)) { |
| c->add_int16 = ff_add_int16_sse2; |
| c->add_hfyu_left_pred_bgr32 = ff_add_hfyu_left_pred_bgr32_sse2; |
| } |
| |
| if (EXTERNAL_AVX2_FAST(cpu_flags)) { |
| c->add_int16 = ff_add_int16_avx2; |
| } |
| } |