git.sesse.net Git - ffmpeg/blob - libavfilter/x86/vf_blend_init.c

   1 /*
   2  * Copyright (c) 2015 Paul B Mahol
   3  *
   4  * This file is part of FFmpeg.
   5  *
   6  * FFmpeg is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * FFmpeg is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with FFmpeg; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include "libavutil/attributes.h"
  22 #include "libavutil/cpu.h"
  23 #include "libavutil/x86/cpu.h"
  24 #include "libavfilter/blend.h"
  25
  26 void ff_blend_addition_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  27                             const uint8_t *bottom, ptrdiff_t bottom_linesize,
  28                             uint8_t *dst, ptrdiff_t dst_linesize,
  29                             ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  30                             struct FilterParams *param, double *values);
  31
  32 void ff_blend_addition128_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  33                                const uint8_t *bottom, ptrdiff_t bottom_linesize,
  34                                uint8_t *dst, ptrdiff_t dst_linesize,
  35                                ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  36                                struct FilterParams *param, double *values);
  37
  38 void ff_blend_average_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  39                            const uint8_t *bottom, ptrdiff_t bottom_linesize,
  40                            uint8_t *dst, ptrdiff_t dst_linesize,
  41                            ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  42                            struct FilterParams *param, double *values);
  43
  44 void ff_blend_and_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  45                        const uint8_t *bottom, ptrdiff_t bottom_linesize,
  46                        uint8_t *dst, ptrdiff_t dst_linesize,
  47                        ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  48                        struct FilterParams *param, double *values);
  49
  50 void ff_blend_darken_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  51                           const uint8_t *bottom, ptrdiff_t bottom_linesize,
  52                           uint8_t *dst, ptrdiff_t dst_linesize,
  53                           ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  54                           struct FilterParams *param, double *values);
  55
  56 void ff_blend_difference128_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  57                                  const uint8_t *bottom, ptrdiff_t bottom_linesize,
  58                                  uint8_t *dst, ptrdiff_t dst_linesize,
  59                                  ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  60                                  struct FilterParams *param, double *values);
  61
  62 void ff_blend_lighten_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  63                            const uint8_t *bottom, ptrdiff_t bottom_linesize,
  64                            uint8_t *dst, ptrdiff_t dst_linesize,
  65                            ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  66                            struct FilterParams *param, double *values);
  67
  68 void ff_blend_or_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  69                       const uint8_t *bottom, ptrdiff_t bottom_linesize,
  70                       uint8_t *dst, ptrdiff_t dst_linesize,
  71                       ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  72                       struct FilterParams *param, double *values);
  73
  74 void ff_blend_subtract_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  75                             const uint8_t *bottom, ptrdiff_t bottom_linesize,
  76                             uint8_t *dst, ptrdiff_t dst_linesize,
  77                             ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  78                             struct FilterParams *param, double *values);
  79
  80 void ff_blend_xor_sse2(const uint8_t *top, ptrdiff_t top_linesize,
  81                        const uint8_t *bottom, ptrdiff_t bottom_linesize,
  82                        uint8_t *dst, ptrdiff_t dst_linesize,
  83                        ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  84                        struct FilterParams *param, double *values);
  85
  86 void ff_blend_difference_ssse3(const uint8_t *top, ptrdiff_t top_linesize,
  87                                const uint8_t *bottom, ptrdiff_t bottom_linesize,
  88                                uint8_t *dst, ptrdiff_t dst_linesize,
  89                                ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  90                                struct FilterParams *param, double *values);
  91
  92 void ff_blend_negation_ssse3(const uint8_t *top, ptrdiff_t top_linesize,
  93                              const uint8_t *bottom, ptrdiff_t bottom_linesize,
  94                              uint8_t *dst, ptrdiff_t dst_linesize,
  95                              ptrdiff_t width, ptrdiff_t start, ptrdiff_t end,
  96                              struct FilterParams *param, double *values);
  97
  98 av_cold void ff_blend_init_x86(FilterParams *param, int is_16bit)
  99 {
 100     int cpu_flags = av_get_cpu_flags();
 101
 102     if (ARCH_X86_64 && EXTERNAL_SSE2(cpu_flags) && param->opacity == 1 && !is_16bit) {
 103         switch (param->mode) {
 104         case BLEND_ADDITION: param->blend = ff_blend_addition_sse2; break;
 105         case BLEND_ADDITION128: param->blend = ff_blend_addition128_sse2; break;
 106         case BLEND_AND:      param->blend = ff_blend_and_sse2;      break;
 107         case BLEND_AVERAGE:  param->blend = ff_blend_average_sse2;  break;
 108         case BLEND_DARKEN:   param->blend = ff_blend_darken_sse2;   break;
 109         case BLEND_DIFFERENCE128: param->blend = ff_blend_difference128_sse2; break;
 110         case BLEND_LIGHTEN:  param->blend = ff_blend_lighten_sse2;  break;
 111         case BLEND_OR:       param->blend = ff_blend_or_sse2;       break;
 112         case BLEND_SUBTRACT: param->blend = ff_blend_subtract_sse2; break;
 113         case BLEND_XOR:      param->blend = ff_blend_xor_sse2;      break;
 114         }
 115     }
 116     if (ARCH_X86_64 && EXTERNAL_SSSE3(cpu_flags) && param->opacity == 1 && !is_16bit) {
 117         switch (param->mode) {
 118         case BLEND_DIFFERENCE: param->blend = ff_blend_difference_ssse3; break;
 119         case BLEND_NEGATION:   param->blend = ff_blend_negation_ssse3;   break;
 120         }
 121     }
 122 }