| /* |
| * Lossless video DSP utils |
| * |
| * 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 "../lossless_videodsp.h" |
| #include "libavutil/pixdesc.h" |
| #include "libavutil/x86/cpu.h" |
| |
| void ff_add_int16_mmx(uint16_t *dst, const uint16_t *src, unsigned mask, int w); |
| void ff_add_int16_sse2(uint16_t *dst, const uint16_t *src, unsigned mask, int w); |
| void ff_diff_int16_mmx (uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w); |
| void ff_diff_int16_sse2(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w); |
| int ff_add_hfyu_left_pred_int16_ssse3(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned acc); |
| int ff_add_hfyu_left_pred_int16_sse4(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned acc); |
| 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); |
| void ff_sub_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w, int *left, int *left_top); |
| |
| |
| void ff_llviddsp_init_x86(LLVidDSPContext *c, AVCodecContext *avctx) |
| { |
| int cpu_flags = av_get_cpu_flags(); |
| const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(avctx->pix_fmt); |
| |
| if (EXTERNAL_MMX(cpu_flags)) { |
| c->add_int16 = ff_add_int16_mmx; |
| c->diff_int16 = ff_diff_int16_mmx; |
| } |
| |
| if (EXTERNAL_MMXEXT(cpu_flags) && pix_desc->comp[0].depth<16) { |
| c->add_hfyu_median_pred_int16 = ff_add_hfyu_median_pred_int16_mmxext; |
| c->sub_hfyu_median_pred_int16 = ff_sub_hfyu_median_pred_int16_mmxext; |
| } |
| |
| if (EXTERNAL_SSE2(cpu_flags)) { |
| c->add_int16 = ff_add_int16_sse2; |
| c->diff_int16 = ff_diff_int16_sse2; |
| } |
| |
| if (EXTERNAL_SSSE3(cpu_flags)) { |
| c->add_hfyu_left_pred_int16 = ff_add_hfyu_left_pred_int16_ssse3; |
| } |
| |
| if (EXTERNAL_SSE4(cpu_flags)) { |
| c->add_hfyu_left_pred_int16 = ff_add_hfyu_left_pred_int16_sse4; |
| } |
| } |