git.sesse.net Git - ffmpeg/blob - libavcodec/x86/vp9dsp_init.c

   1 /*
   2  * VP9 SIMD optimizations
   3  *
   4  * Copyright (c) 2013 Ronald S. Bultje <rsbultje@gmail.com>
   5  *
   6  * This file is part of Libav.
   7  *
   8  * Libav is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * Libav is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with Libav; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23 #include "libavutil/attributes.h"
  24 #include "libavutil/cpu.h"
  25 #include "libavutil/internal.h"
  26 #include "libavutil/mem.h"
  27 #include "libavutil/x86/asm.h"
  28 #include "libavutil/x86/cpu.h"
  29 #include "libavcodec/vp9.h"
  30
  31 #if HAVE_YASM
  32
  33 #define fpel_func(avg, sz, opt)                                         \
  34 void ff_ ## avg ## sz ## _ ## opt(uint8_t *dst, const uint8_t *src,     \
  35                                   ptrdiff_t dst_stride,                 \
  36                                   ptrdiff_t src_stride,                 \
  37                                   int h, int mx, int my)
  38
  39 fpel_func(put,  4, mmx);
  40 fpel_func(put,  8, mmx);
  41 fpel_func(put, 16, sse);
  42 fpel_func(put, 32, sse);
  43 fpel_func(put, 64, sse);
  44 fpel_func(avg,  4, sse);
  45 fpel_func(avg,  8, sse);
  46 fpel_func(avg, 16, sse2);
  47 fpel_func(avg, 32, sse2);
  48 fpel_func(avg, 64, sse2);
  49 #undef fpel_func
  50
  51 #define mc_func(avg, sz, dir, opt)                                          \
  52 void                                                                        \
  53 ff_ ## avg ## _8tap_1d_ ## dir ## _ ## sz ## _ ## opt(uint8_t *dst,         \
  54                                                       const uint8_t *src,   \
  55                                                       ptrdiff_t dst_stride, \
  56                                                       ptrdiff_t src_stride, \
  57                                                       int h,                \
  58                                                       const int8_t (*filter)[16])
  59
  60 #define mc_funcs(sz)            \
  61     mc_func(put, sz, h, ssse3); \
  62     mc_func(avg, sz, h, ssse3); \
  63     mc_func(put, sz, v, ssse3); \
  64     mc_func(avg, sz, v, ssse3)
  65
  66 mc_funcs(4);
  67 mc_funcs(8);
  68
  69 #undef mc_funcs
  70 #undef mc_func
  71
  72 #define mc_rep_func(avg, sz, hsz, dir, opt)                                 \
  73 static av_always_inline void                                                \
  74 ff_ ## avg ## _8tap_1d_ ## dir ## _ ## sz ## _ ## opt(uint8_t *dst,         \
  75                                                       const uint8_t *src,   \
  76                                                       ptrdiff_t dst_stride, \
  77                                                       ptrdiff_t src_stride, \
  78                                                       int h,                \
  79                                                       const int8_t (*filter)[16]) \
  80 {                                                                           \
  81     ff_ ## avg ## _8tap_1d_ ## dir ## _ ## hsz ## _ ## opt(dst, src,        \
  82                                                            dst_stride,      \
  83                                                            src_stride,      \
  84                                                            h,               \
  85                                                            filter);         \
  86     ff_ ## avg ## _8tap_1d_ ## dir ## _ ## hsz ## _ ## opt(dst + hsz,       \
  87                                                            src + hsz,       \
  88                                                            dst_stride,      \
  89                                                            src_stride,      \
  90                                                            h, filter);      \
  91 }
  92
  93 #define mc_rep_funcs(sz, hsz)            \
  94     mc_rep_func(put, sz, hsz, h, ssse3); \
  95     mc_rep_func(avg, sz, hsz, h, ssse3); \
  96     mc_rep_func(put, sz, hsz, v, ssse3); \
  97     mc_rep_func(avg, sz, hsz, v, ssse3)
  98
  99 mc_rep_funcs(16, 8);
 100 mc_rep_funcs(32, 16);
 101 mc_rep_funcs(64, 32);
 102
 103 #undef mc_rep_funcs
 104 #undef mc_rep_func
 105
 106 extern const int8_t ff_filters_ssse3[3][15][4][16];
 107
 108 #define filter_8tap_2d_fn(op, sz, f, fname)                             \
 109 static void                                                             \
 110 op ## _8tap_ ## fname ## _ ## sz ## hv_ssse3(uint8_t *dst,              \
 111                                              const uint8_t *src,        \
 112                                              ptrdiff_t dst_stride,      \
 113                                              ptrdiff_t src_stride,      \
 114                                              int h, int mx, int my)     \
 115 {                                                                       \
 116     LOCAL_ALIGNED_16(uint8_t, temp, [71 * 64]);                         \
 117     ff_put_8tap_1d_h_ ## sz ## _ssse3(temp, src - 3 * src_stride,       \
 118                                       64, src_stride,                   \
 119                                       h + 7,                            \
 120                                       ff_filters_ssse3[f][mx - 1]);     \
 121     ff_ ## op ## _8tap_1d_v_ ## sz ## _ssse3(dst, temp + 3 * 64,        \
 122                                              dst_stride, 64,            \
 123                                              h,                         \
 124                                              ff_filters_ssse3[f][my - 1]); \
 125 }
 126
 127 #define filters_8tap_2d_fn(op, sz)                          \
 128     filter_8tap_2d_fn(op, sz, FILTER_8TAP_REGULAR, regular) \
 129     filter_8tap_2d_fn(op, sz, FILTER_8TAP_SHARP, sharp)     \
 130     filter_8tap_2d_fn(op, sz, FILTER_8TAP_SMOOTH, smooth)
 131
 132 #define filters_8tap_2d_fn2(op) \
 133     filters_8tap_2d_fn(op, 64)  \
 134     filters_8tap_2d_fn(op, 32)  \
 135     filters_8tap_2d_fn(op, 16)  \
 136     filters_8tap_2d_fn(op, 8)   \
 137     filters_8tap_2d_fn(op, 4)
 138
 139 filters_8tap_2d_fn2(put)
 140 filters_8tap_2d_fn2(avg)
 141
 142 #undef filters_8tap_2d_fn2
 143 #undef filters_8tap_2d_fn
 144 #undef filter_8tap_2d_fn
 145
 146 #define filter_8tap_1d_fn(op, sz, f, fname, dir, dvar)                  \
 147 static void                                                             \
 148 op ## _8tap_ ## fname ## _ ## sz ## dir ## _ssse3(uint8_t *dst,         \
 149                                                   const uint8_t *src,   \
 150                                                   ptrdiff_t dst_stride, \
 151                                                   ptrdiff_t src_stride, \
 152                                                   int h, int mx,        \
 153                                                   int my)               \
 154 {                                                                       \
 155     ff_ ## op ## _8tap_1d_ ## dir ## _ ## sz ## _ssse3(dst, src,        \
 156                                                        dst_stride,      \
 157                                                        src_stride, h,   \
 158                                                        ff_filters_ssse3[f][dvar - 1]); \
 159 }
 160
 161 #define filters_8tap_1d_fn(op, sz, dir, dvar)                          \
 162     filter_8tap_1d_fn(op, sz, FILTER_8TAP_REGULAR, regular, dir, dvar) \
 163     filter_8tap_1d_fn(op, sz, FILTER_8TAP_SHARP, sharp, dir, dvar)     \
 164     filter_8tap_1d_fn(op, sz, FILTER_8TAP_SMOOTH, smooth, dir, dvar)
 165
 166 #define filters_8tap_1d_fn2(op, sz)             \
 167     filters_8tap_1d_fn(op, sz, h, mx)           \
 168     filters_8tap_1d_fn(op, sz, v, my)
 169
 170 #define filters_8tap_1d_fn3(op) \
 171     filters_8tap_1d_fn2(op, 64) \
 172     filters_8tap_1d_fn2(op, 32) \
 173     filters_8tap_1d_fn2(op, 16) \
 174     filters_8tap_1d_fn2(op,  8) \
 175     filters_8tap_1d_fn2(op,  4)
 176
 177 filters_8tap_1d_fn3(put)
 178 filters_8tap_1d_fn3(avg)
 179
 180 #undef filters_8tap_1d_fn
 181 #undef filters_8tap_1d_fn2
 182 #undef filters_8tap_1d_fn3
 183 #undef filter_8tap_1d_fn
 184
 185 #endif /* HAVE_YASM */
 186
 187 av_cold void ff_vp9dsp_init_x86(VP9DSPContext *dsp)
 188 {
 189 #if HAVE_YASM
 190     int cpu_flags = av_get_cpu_flags();
 191
 192 #define init_fpel(idx1, idx2, sz, type, opt)                            \
 193     dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] =                    \
 194     dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] =                    \
 195     dsp->mc[idx1][FILTER_8TAP_SHARP  ][idx2][0][0] =                    \
 196     dsp->mc[idx1][FILTER_BILINEAR    ][idx2][0][0] = ff_ ## type ## sz ## _ ## opt
 197
 198
 199 #define init_subpel1(idx1, idx2, idxh, idxv, sz, dir, type, opt) \
 200     dsp->mc[idx1][FILTER_8TAP_SMOOTH][idx2][idxh][idxv]  = type ## _8tap_smooth_  ## sz ## dir ## _ ## opt; \
 201     dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][idxh][idxv] = type ## _8tap_regular_ ## sz ## dir ## _ ## opt; \
 202     dsp->mc[idx1][FILTER_8TAP_SHARP][idx2][idxh][idxv]   = type ## _8tap_sharp_   ## sz ## dir ## _ ## opt
 203
 204 #define init_subpel2(idx, idxh, idxv, dir, type, opt)     \
 205     init_subpel1(0, idx, idxh, idxv, 64, dir, type, opt); \
 206     init_subpel1(1, idx, idxh, idxv, 32, dir, type, opt); \
 207     init_subpel1(2, idx, idxh, idxv, 16, dir, type, opt); \
 208     init_subpel1(3, idx, idxh, idxv,  8, dir, type, opt); \
 209     init_subpel1(4, idx, idxh, idxv,  4, dir, type, opt)
 210
 211 #define init_subpel3(idx, type, opt)        \
 212     init_subpel2(idx, 1, 1, hv, type, opt); \
 213     init_subpel2(idx, 0, 1,  v, type, opt); \
 214     init_subpel2(idx, 1, 0,  h, type, opt)
 215
 216     if (EXTERNAL_MMX(cpu_flags)) {
 217         init_fpel(4, 0,  4, put, mmx);
 218         init_fpel(3, 0,  8, put, mmx);
 219     }
 220
 221     if (EXTERNAL_SSE(cpu_flags)) {
 222         init_fpel(2, 0, 16, put, sse);
 223         init_fpel(1, 0, 32, put, sse);
 224         init_fpel(0, 0, 64, put, sse);
 225         init_fpel(4, 1,  4, avg, sse);
 226         init_fpel(3, 1,  8, avg, sse);
 227     }
 228
 229     if (EXTERNAL_SSE2(cpu_flags)) {
 230         init_fpel(2, 1, 16, avg, sse2);
 231         init_fpel(1, 1, 32, avg, sse2);
 232         init_fpel(0, 1, 64, avg, sse2);
 233     }
 234
 235     if (EXTERNAL_SSSE3(cpu_flags)) {
 236         init_subpel3(0, put, ssse3);
 237         init_subpel3(1, avg, ssse3);
 238     }
 239
 240 #undef init_fpel
 241 #undef init_subpel1
 242 #undef init_subpel2
 243 #undef init_subpel3
 244
 245 #endif /* HAVE_YASM */
 246 }