git.sesse.net Git - ffmpeg/blob - libavcodec/x86/h264dsp_init.c

   1 /*
   2  * Copyright (c) 2004-2005 Michael Niedermayer, Loren Merritt
   3  *
   4  * This file is part of Libav.
   5  *
   6  * Libav 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  * Libav 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 Libav; 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/asm.h"
  24 #include "libavutil/x86/cpu.h"
  25 #include "libavcodec/h264dsp.h"
  26
  27 /***********************************/
  28 /* IDCT */
  29 #define IDCT_ADD_FUNC(NUM, DEPTH, OPT)                                  \
  30 void ff_h264_idct ## NUM ## _add_ ## DEPTH ## _ ## OPT(uint8_t *dst,    \
  31                                                        int16_t *block,  \
  32                                                        int stride);
  33
  34 IDCT_ADD_FUNC(, 8, mmx)
  35 IDCT_ADD_FUNC(, 10, sse2)
  36 IDCT_ADD_FUNC(_dc, 8, mmxext)
  37 IDCT_ADD_FUNC(_dc, 10, mmxext)
  38 IDCT_ADD_FUNC(8_dc, 8, mmxext)
  39 IDCT_ADD_FUNC(8_dc, 10, sse2)
  40 IDCT_ADD_FUNC(8, 8, mmx)
  41 IDCT_ADD_FUNC(8, 8, sse2)
  42 IDCT_ADD_FUNC(8, 10, sse2)
  43 IDCT_ADD_FUNC(, 10, avx)
  44 IDCT_ADD_FUNC(8_dc, 10, avx)
  45 IDCT_ADD_FUNC(8, 10, avx)
  46
  47
  48 #define IDCT_ADD_REP_FUNC(NUM, REP, DEPTH, OPT)                         \
  49 void ff_h264_idct ## NUM ## _add ## REP ## _ ## DEPTH ## _ ## OPT       \
  50     (uint8_t *dst, const int *block_offset,                             \
  51      int16_t *block, int stride, const uint8_t nnzc[6 * 8]);
  52
  53 IDCT_ADD_REP_FUNC(8, 4, 8, mmx)
  54 IDCT_ADD_REP_FUNC(8, 4, 8, mmxext)
  55 IDCT_ADD_REP_FUNC(8, 4, 8, sse2)
  56 IDCT_ADD_REP_FUNC(8, 4, 10, sse2)
  57 IDCT_ADD_REP_FUNC(8, 4, 10, avx)
  58 IDCT_ADD_REP_FUNC(, 16, 8, mmx)
  59 IDCT_ADD_REP_FUNC(, 16, 8, mmxext)
  60 IDCT_ADD_REP_FUNC(, 16, 8, sse2)
  61 IDCT_ADD_REP_FUNC(, 16, 10, sse2)
  62 IDCT_ADD_REP_FUNC(, 16intra, 8, mmx)
  63 IDCT_ADD_REP_FUNC(, 16intra, 8, mmxext)
  64 IDCT_ADD_REP_FUNC(, 16intra, 8, sse2)
  65 IDCT_ADD_REP_FUNC(, 16intra, 10, sse2)
  66 IDCT_ADD_REP_FUNC(, 16, 10, avx)
  67 IDCT_ADD_REP_FUNC(, 16intra, 10, avx)
  68
  69
  70 #define IDCT_ADD_REP_FUNC2(NUM, REP, DEPTH, OPT)                      \
  71 void ff_h264_idct ## NUM ## _add ## REP ## _ ## DEPTH ## _ ## OPT     \
  72     (uint8_t **dst, const int *block_offset,                          \
  73      int16_t *block, int stride, const uint8_t nnzc[6 * 8]);
  74
  75 IDCT_ADD_REP_FUNC2(, 8, 8, mmx)
  76 IDCT_ADD_REP_FUNC2(, 8, 8, mmxext)
  77 IDCT_ADD_REP_FUNC2(, 8, 8, sse2)
  78 IDCT_ADD_REP_FUNC2(, 8, 10, sse2)
  79 IDCT_ADD_REP_FUNC2(, 8, 10, avx)
  80
  81 void ff_h264_luma_dc_dequant_idct_mmx(int16_t *output, int16_t *input, int qmul);
  82 void ff_h264_luma_dc_dequant_idct_sse2(int16_t *output, int16_t *input, int qmul);
  83
  84 /***********************************/
  85 /* deblocking */
  86
  87 void ff_h264_loop_filter_strength_mmxext(int16_t bS[2][4][4], uint8_t nnz[40],
  88                                          int8_t ref[2][40],
  89                                          int16_t mv[2][40][2],
  90                                          int bidir, int edges, int step,
  91                                          int mask_mv0, int mask_mv1, int field);
  92
  93 #define LF_FUNC(DIR, TYPE, DEPTH, OPT)                                        \
  94 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix,  \
  95                                                                int stride,    \
  96                                                                int alpha,     \
  97                                                                int beta,      \
  98                                                                int8_t *tc0);
  99 #define LF_IFUNC(DIR, TYPE, DEPTH, OPT) \
 100 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix,  \
 101                                                                int stride,    \
 102                                                                int alpha,     \
 103                                                                int beta);
 104
 105 #define LF_FUNCS(type, depth)                   \
 106 LF_FUNC(h,  chroma,       depth, mmxext)        \
 107 LF_IFUNC(h, chroma_intra, depth, mmxext)        \
 108 LF_FUNC(v,  chroma,       depth, mmxext)        \
 109 LF_IFUNC(v, chroma_intra, depth, mmxext)        \
 110 LF_FUNC(h,  luma,         depth, mmxext)        \
 111 LF_IFUNC(h, luma_intra,   depth, mmxext)        \
 112 LF_FUNC(h,  luma,         depth, sse2)          \
 113 LF_IFUNC(h, luma_intra,   depth, sse2)          \
 114 LF_FUNC(v,  luma,         depth, sse2)          \
 115 LF_IFUNC(v, luma_intra,   depth, sse2)          \
 116 LF_FUNC(h,  chroma,       depth, sse2)          \
 117 LF_IFUNC(h, chroma_intra, depth, sse2)          \
 118 LF_FUNC(v,  chroma,       depth, sse2)          \
 119 LF_IFUNC(v, chroma_intra, depth, sse2)          \
 120 LF_FUNC(h,  luma,         depth, avx)           \
 121 LF_IFUNC(h, luma_intra,   depth, avx)           \
 122 LF_FUNC(v,  luma,         depth, avx)           \
 123 LF_IFUNC(v, luma_intra,   depth, avx)           \
 124 LF_FUNC(h,  chroma,       depth, avx)           \
 125 LF_IFUNC(h, chroma_intra, depth, avx)           \
 126 LF_FUNC(v,  chroma,       depth, avx)           \
 127 LF_IFUNC(v, chroma_intra, depth, avx)
 128
 129 LF_FUNCS(uint8_t,   8)
 130 LF_FUNCS(uint16_t, 10)
 131
 132 #if ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL
 133 LF_FUNC(v8, luma, 8, mmxext)
 134 static void deblock_v_luma_8_mmxext(uint8_t *pix, int stride, int alpha,
 135                                     int beta, int8_t *tc0)
 136 {
 137     if ((tc0[0] & tc0[1]) >= 0)
 138         ff_deblock_v8_luma_8_mmxext(pix + 0, stride, alpha, beta, tc0);
 139     if ((tc0[2] & tc0[3]) >= 0)
 140         ff_deblock_v8_luma_8_mmxext(pix + 8, stride, alpha, beta, tc0 + 2);
 141 }
 142 LF_IFUNC(v8, luma_intra, 8, mmxext)
 143 static void deblock_v_luma_intra_8_mmxext(uint8_t *pix, int stride,
 144                                           int alpha, int beta)
 145 {
 146     ff_deblock_v8_luma_intra_8_mmxext(pix + 0, stride, alpha, beta);
 147     ff_deblock_v8_luma_intra_8_mmxext(pix + 8, stride, alpha, beta);
 148 }
 149 #endif /* ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL */
 150
 151 LF_FUNC(v,  luma,       10, mmxext)
 152 LF_IFUNC(v, luma_intra, 10, mmxext)
 153
 154 /***********************************/
 155 /* weighted prediction */
 156
 157 #define H264_WEIGHT(W, OPT)                                             \
 158 void ff_h264_weight_ ## W ## _ ## OPT(uint8_t *dst, int stride,         \
 159                                       int height, int log2_denom,       \
 160                                       int weight, int offset);
 161
 162 #define H264_BIWEIGHT(W, OPT)                                           \
 163 void ff_h264_biweight_ ## W ## _ ## OPT(uint8_t *dst, uint8_t *src,     \
 164                                         int stride, int height,         \
 165                                         int log2_denom, int weightd,    \
 166                                         int weights, int offset);
 167
 168 #define H264_BIWEIGHT_MMX(W)                    \
 169     H264_WEIGHT(W, mmxext)                      \
 170     H264_BIWEIGHT(W, mmxext)
 171
 172 #define H264_BIWEIGHT_MMX_SSE(W)                \
 173     H264_BIWEIGHT_MMX(W)                        \
 174     H264_WEIGHT(W, sse2)                        \
 175     H264_BIWEIGHT(W, sse2)                      \
 176     H264_BIWEIGHT(W, ssse3)
 177
 178 H264_BIWEIGHT_MMX_SSE(16)
 179 H264_BIWEIGHT_MMX_SSE(8)
 180 H264_BIWEIGHT_MMX(4)
 181
 182 #define H264_WEIGHT_10(W, DEPTH, OPT)                                   \
 183 void ff_h264_weight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst,       \
 184                                                     int stride,         \
 185                                                     int height,         \
 186                                                     int log2_denom,     \
 187                                                     int weight,         \
 188                                                     int offset);
 189
 190 #define H264_BIWEIGHT_10(W, DEPTH, OPT)                                 \
 191 void ff_h264_biweight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst,     \
 192                                                       uint8_t *src,     \
 193                                                       int stride,       \
 194                                                       int height,       \
 195                                                       int log2_denom,   \
 196                                                       int weightd,      \
 197                                                       int weights,      \
 198                                                       int offset);
 199
 200 #define H264_BIWEIGHT_10_SSE(W, DEPTH)          \
 201     H264_WEIGHT_10(W, DEPTH, sse2)              \
 202     H264_WEIGHT_10(W, DEPTH, sse4)              \
 203     H264_BIWEIGHT_10(W, DEPTH, sse2)            \
 204     H264_BIWEIGHT_10(W, DEPTH, sse4)
 205
 206 H264_BIWEIGHT_10_SSE(16, 10)
 207 H264_BIWEIGHT_10_SSE(8,  10)
 208 H264_BIWEIGHT_10_SSE(4,  10)
 209
 210 av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
 211                                  const int chroma_format_idc)
 212 {
 213     int cpu_flags = av_get_cpu_flags();
 214
 215     if (EXTERNAL_MMXEXT(cpu_flags) && chroma_format_idc <= 1)
 216         c->h264_loop_filter_strength = ff_h264_loop_filter_strength_mmxext;
 217
 218     if (bit_depth == 8) {
 219         if (EXTERNAL_MMX(cpu_flags)) {
 220             c->h264_idct_dc_add   =
 221             c->h264_idct_add      = ff_h264_idct_add_8_mmx;
 222             c->h264_idct8_dc_add  =
 223             c->h264_idct8_add     = ff_h264_idct8_add_8_mmx;
 224
 225             c->h264_idct_add16 = ff_h264_idct_add16_8_mmx;
 226             c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmx;
 227             if (chroma_format_idc <= 1)
 228                 c->h264_idct_add8 = ff_h264_idct_add8_8_mmx;
 229             c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmx;
 230             if (cpu_flags & AV_CPU_FLAG_CMOV)
 231                 c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_mmx;
 232         }
 233         if (EXTERNAL_MMXEXT(cpu_flags)) {
 234             c->h264_idct_dc_add  = ff_h264_idct_dc_add_8_mmxext;
 235             c->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_mmxext;
 236             c->h264_idct_add16   = ff_h264_idct_add16_8_mmxext;
 237             c->h264_idct8_add4   = ff_h264_idct8_add4_8_mmxext;
 238             if (chroma_format_idc <= 1)
 239                 c->h264_idct_add8 = ff_h264_idct_add8_8_mmxext;
 240             c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmxext;
 241
 242             c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_8_mmxext;
 243             c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_mmxext;
 244             if (chroma_format_idc <= 1) {
 245                 c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma_8_mmxext;
 246                 c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_mmxext;
 247             }
 248 #if ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL
 249             c->h264_v_loop_filter_luma       = deblock_v_luma_8_mmxext;
 250             c->h264_h_loop_filter_luma       = ff_deblock_h_luma_8_mmxext;
 251             c->h264_v_loop_filter_luma_intra = deblock_v_luma_intra_8_mmxext;
 252             c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_mmxext;
 253 #endif /* ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL */
 254             c->weight_h264_pixels_tab[0] = ff_h264_weight_16_mmxext;
 255             c->weight_h264_pixels_tab[1] = ff_h264_weight_8_mmxext;
 256             c->weight_h264_pixels_tab[2] = ff_h264_weight_4_mmxext;
 257
 258             c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_mmxext;
 259             c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_mmxext;
 260             c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_mmxext;
 261         }
 262         if (EXTERNAL_SSE2(cpu_flags)) {
 263             c->h264_idct8_add  = ff_h264_idct8_add_8_sse2;
 264
 265             c->h264_idct_add16 = ff_h264_idct_add16_8_sse2;
 266             c->h264_idct8_add4 = ff_h264_idct8_add4_8_sse2;
 267             if (chroma_format_idc <= 1)
 268                 c->h264_idct_add8 = ff_h264_idct_add8_8_sse2;
 269             c->h264_idct_add16intra      = ff_h264_idct_add16intra_8_sse2;
 270             c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_sse2;
 271
 272             c->weight_h264_pixels_tab[0] = ff_h264_weight_16_sse2;
 273             c->weight_h264_pixels_tab[1] = ff_h264_weight_8_sse2;
 274
 275             c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_sse2;
 276             c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_sse2;
 277
 278             c->h264_v_loop_filter_luma       = ff_deblock_v_luma_8_sse2;
 279             c->h264_h_loop_filter_luma       = ff_deblock_h_luma_8_sse2;
 280             c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_sse2;
 281             c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_sse2;
 282         }
 283         if (EXTERNAL_SSSE3(cpu_flags)) {
 284             c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_ssse3;
 285             c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_ssse3;
 286         }
 287         if (EXTERNAL_AVX(cpu_flags)) {
 288             c->h264_v_loop_filter_luma       = ff_deblock_v_luma_8_avx;
 289             c->h264_h_loop_filter_luma       = ff_deblock_h_luma_8_avx;
 290             c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_avx;
 291             c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_avx;
 292         }
 293     } else if (bit_depth == 10) {
 294         if (EXTERNAL_MMXEXT(cpu_flags)) {
 295 #if ARCH_X86_32
 296             c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_mmxext;
 297             c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_mmxext;
 298             c->h264_v_loop_filter_luma         = ff_deblock_v_luma_10_mmxext;
 299             c->h264_h_loop_filter_luma         = ff_deblock_h_luma_10_mmxext;
 300             c->h264_v_loop_filter_luma_intra   = ff_deblock_v_luma_intra_10_mmxext;
 301             c->h264_h_loop_filter_luma_intra   = ff_deblock_h_luma_intra_10_mmxext;
 302 #endif /* ARCH_X86_32 */
 303             c->h264_idct_dc_add = ff_h264_idct_dc_add_10_mmxext;
 304         }
 305         if (EXTERNAL_SSE2(cpu_flags)) {
 306             c->h264_idct_add     = ff_h264_idct_add_10_sse2;
 307             c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_sse2;
 308
 309             c->h264_idct_add16 = ff_h264_idct_add16_10_sse2;
 310             if (chroma_format_idc <= 1)
 311                 c->h264_idct_add8 = ff_h264_idct_add8_10_sse2;
 312             c->h264_idct_add16intra = ff_h264_idct_add16intra_10_sse2;
 313 #if HAVE_ALIGNED_STACK
 314             c->h264_idct8_add  = ff_h264_idct8_add_10_sse2;
 315             c->h264_idct8_add4 = ff_h264_idct8_add4_10_sse2;
 316 #endif /* HAVE_ALIGNED_STACK */
 317
 318             c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse2;
 319             c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse2;
 320             c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse2;
 321
 322             c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse2;
 323             c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse2;
 324             c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse2;
 325
 326             c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_sse2;
 327             c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2;
 328 #if HAVE_ALIGNED_STACK
 329             c->h264_v_loop_filter_luma       = ff_deblock_v_luma_10_sse2;
 330             c->h264_h_loop_filter_luma       = ff_deblock_h_luma_10_sse2;
 331             c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_sse2;
 332             c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_sse2;
 333 #endif /* HAVE_ALIGNED_STACK */
 334         }
 335         if (EXTERNAL_SSE4(cpu_flags)) {
 336             c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse4;
 337             c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse4;
 338             c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse4;
 339
 340             c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse4;
 341             c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse4;
 342             c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse4;
 343         }
 344         if (EXTERNAL_AVX(cpu_flags)) {
 345             c->h264_idct_dc_add  =
 346             c->h264_idct_add     = ff_h264_idct_add_10_avx;
 347             c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_avx;
 348
 349             c->h264_idct_add16 = ff_h264_idct_add16_10_avx;
 350             if (chroma_format_idc <= 1)
 351                 c->h264_idct_add8 = ff_h264_idct_add8_10_avx;
 352             c->h264_idct_add16intra = ff_h264_idct_add16intra_10_avx;
 353 #if HAVE_ALIGNED_STACK
 354             c->h264_idct8_add  = ff_h264_idct8_add_10_avx;
 355             c->h264_idct8_add4 = ff_h264_idct8_add4_10_avx;
 356 #endif /* HAVE_ALIGNED_STACK */
 357
 358             c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_avx;
 359             c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx;
 360 #if HAVE_ALIGNED_STACK
 361             c->h264_v_loop_filter_luma         = ff_deblock_v_luma_10_avx;
 362             c->h264_h_loop_filter_luma         = ff_deblock_h_luma_10_avx;
 363             c->h264_v_loop_filter_luma_intra   = ff_deblock_v_luma_intra_10_avx;
 364             c->h264_h_loop_filter_luma_intra   = ff_deblock_h_luma_intra_10_avx;
 365 #endif /* HAVE_ALIGNED_STACK */
 366         }
 367     }
 368 }