/* * RV40 decoder motion compensation functions x86-optimised * Copyright (c) 2008 Konstantin Shishkov * * This file is part of Libav. * * Libav 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. * * Libav 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 Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * RV40 decoder motion compensation functions x86-optimised */ #include "libavcodec/rv34dsp.h" void ff_put_rv40_chroma_mc8_mmx (uint8_t *dst, uint8_t *src, int stride, int h, int x, int y); void ff_avg_rv40_chroma_mc8_mmx2 (uint8_t *dst, uint8_t *src, int stride, int h, int x, int y); void ff_avg_rv40_chroma_mc8_3dnow(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y); void ff_put_rv40_chroma_mc4_mmx (uint8_t *dst, uint8_t *src, int stride, int h, int x, int y); void ff_avg_rv40_chroma_mc4_mmx2 (uint8_t *dst, uint8_t *src, int stride, int h, int x, int y); void ff_avg_rv40_chroma_mc4_3dnow(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y); void ff_rv40dsp_init_x86(RV34DSPContext *c, DSPContext *dsp) { av_unused int mm_flags = av_get_cpu_flags(); #if HAVE_YASM if (mm_flags & AV_CPU_FLAG_MMX) { c->put_chroma_pixels_tab[0] = ff_put_rv40_chroma_mc8_mmx; c->put_chroma_pixels_tab[1] = ff_put_rv40_chroma_mc4_mmx; } if (mm_flags & AV_CPU_FLAG_MMX2) { c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_mmx2; c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_mmx2; } else if (mm_flags & AV_CPU_FLAG_3DNOW) { c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_3dnow; c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_3dnow; } #endif }