git.sesse.net Git - x264/blob - common/quant.c

   1 /*****************************************************************************
   2  * quant.c: quantization and level-run
   3  *****************************************************************************
   4  * Copyright (C) 2005-2016 x264 project
   5  *
   6  * Authors: Loren Merritt <lorenm@u.washington.edu>
   7  *          Fiona Glaser <fiona@x264.com>
   8  *          Christian Heine <sennindemokrit@gmx.net>
   9  *          Henrik Gramner <henrik@gramner.com>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111, USA.
  24  *
  25  * This program is also available under a commercial proprietary license.
  26  * For more information, contact us at licensing@x264.com.
  27  *****************************************************************************/
  28
  29 #include "common.h"
  30
  31 #if HAVE_MMX
  32 #include "x86/quant.h"
  33 #endif
  34 #if ARCH_PPC
  35 #   include "ppc/quant.h"
  36 #endif
  37 #if ARCH_ARM
  38 #   include "arm/quant.h"
  39 #endif
  40 #if ARCH_AARCH64
  41 #   include "aarch64/quant.h"
  42 #endif
  43 #if ARCH_MIPS
  44 #   include "mips/quant.h"
  45 #endif
  46
  47 #define QUANT_ONE( coef, mf, f ) \
  48 { \
  49     if( (coef) > 0 ) \
  50         (coef) = (f + (coef)) * (mf) >> 16; \
  51     else \
  52         (coef) = - ((f - (coef)) * (mf) >> 16); \
  53     nz |= (coef); \
  54 }
  55
  56 static int quant_8x8( dctcoef dct[64], udctcoef mf[64], udctcoef bias[64] )
  57 {
  58     int nz = 0;
  59     for( int i = 0; i < 64; i++ )
  60         QUANT_ONE( dct[i], mf[i], bias[i] );
  61     return !!nz;
  62 }
  63
  64 static int quant_4x4( dctcoef dct[16], udctcoef mf[16], udctcoef bias[16] )
  65 {
  66     int nz = 0;
  67     for( int i = 0; i < 16; i++ )
  68         QUANT_ONE( dct[i], mf[i], bias[i] );
  69     return !!nz;
  70 }
  71
  72 static int quant_4x4x4( dctcoef dct[4][16], udctcoef mf[16], udctcoef bias[16] )
  73 {
  74     int nza = 0;
  75     for( int j = 0; j < 4; j++ )
  76     {
  77         int nz = 0;
  78         for( int i = 0; i < 16; i++ )
  79             QUANT_ONE( dct[j][i], mf[i], bias[i] );
  80         nza |= (!!nz)<<j;
  81     }
  82     return nza;
  83 }
  84
  85 static int quant_4x4_dc( dctcoef dct[16], int mf, int bias )
  86 {
  87     int nz = 0;
  88     for( int i = 0; i < 16; i++ )
  89         QUANT_ONE( dct[i], mf, bias );
  90     return !!nz;
  91 }
  92
  93 static int quant_2x2_dc( dctcoef dct[4], int mf, int bias )
  94 {
  95     int nz = 0;
  96     QUANT_ONE( dct[0], mf, bias );
  97     QUANT_ONE( dct[1], mf, bias );
  98     QUANT_ONE( dct[2], mf, bias );
  99     QUANT_ONE( dct[3], mf, bias );
 100     return !!nz;
 101 }
 102
 103 #define DEQUANT_SHL( x ) \
 104     dct[x] = ( dct[x] * dequant_mf[i_mf][x] ) << i_qbits
 105
 106 #define DEQUANT_SHR( x ) \
 107     dct[x] = ( dct[x] * dequant_mf[i_mf][x] + f ) >> (-i_qbits)
 108
 109 static void dequant_4x4( dctcoef dct[16], int dequant_mf[6][16], int i_qp )
 110 {
 111     const int i_mf = i_qp%6;
 112     const int i_qbits = i_qp/6 - 4;
 113
 114     if( i_qbits >= 0 )
 115     {
 116         for( int i = 0; i < 16; i++ )
 117             DEQUANT_SHL( i );
 118     }
 119     else
 120     {
 121         const int f = 1 << (-i_qbits-1);
 122         for( int i = 0; i < 16; i++ )
 123             DEQUANT_SHR( i );
 124     }
 125 }
 126
 127 static void dequant_8x8( dctcoef dct[64], int dequant_mf[6][64], int i_qp )
 128 {
 129     const int i_mf = i_qp%6;
 130     const int i_qbits = i_qp/6 - 6;
 131
 132     if( i_qbits >= 0 )
 133     {
 134         for( int i = 0; i < 64; i++ )
 135             DEQUANT_SHL( i );
 136     }
 137     else
 138     {
 139         const int f = 1 << (-i_qbits-1);
 140         for( int i = 0; i < 64; i++ )
 141             DEQUANT_SHR( i );
 142     }
 143 }
 144
 145 static void dequant_4x4_dc( dctcoef dct[16], int dequant_mf[6][16], int i_qp )
 146 {
 147     const int i_qbits = i_qp/6 - 6;
 148
 149     if( i_qbits >= 0 )
 150     {
 151         const int i_dmf = dequant_mf[i_qp%6][0] << i_qbits;
 152         for( int i = 0; i < 16; i++ )
 153             dct[i] *= i_dmf;
 154     }
 155     else
 156     {
 157         const int i_dmf = dequant_mf[i_qp%6][0];
 158         const int f = 1 << (-i_qbits-1);
 159         for( int i = 0; i < 16; i++ )
 160             dct[i] = ( dct[i] * i_dmf + f ) >> (-i_qbits);
 161     }
 162 }
 163
 164 #define IDCT_DEQUANT_2X4_START \
 165     int a0 = dct[0] + dct[1]; \
 166     int a1 = dct[2] + dct[3]; \
 167     int a2 = dct[4] + dct[5]; \
 168     int a3 = dct[6] + dct[7]; \
 169     int a4 = dct[0] - dct[1]; \
 170     int a5 = dct[2] - dct[3]; \
 171     int a6 = dct[4] - dct[5]; \
 172     int a7 = dct[6] - dct[7]; \
 173     int b0 = a0 + a1; \
 174     int b1 = a2 + a3; \
 175     int b2 = a4 + a5; \
 176     int b3 = a6 + a7; \
 177     int b4 = a0 - a1; \
 178     int b5 = a2 - a3; \
 179     int b6 = a4 - a5; \
 180     int b7 = a6 - a7;
 181
 182 static void idct_dequant_2x4_dc( dctcoef dct[8], dctcoef dct4x4[8][16], int dequant_mf[6][16], int i_qp )
 183 {
 184     IDCT_DEQUANT_2X4_START
 185     int dmf = dequant_mf[i_qp%6][0] << i_qp/6;
 186     dct4x4[0][0] = ((b0 + b1) * dmf + 32) >> 6;
 187     dct4x4[1][0] = ((b2 + b3) * dmf + 32) >> 6;
 188     dct4x4[2][0] = ((b0 - b1) * dmf + 32) >> 6;
 189     dct4x4[3][0] = ((b2 - b3) * dmf + 32) >> 6;
 190     dct4x4[4][0] = ((b4 - b5) * dmf + 32) >> 6;
 191     dct4x4[5][0] = ((b6 - b7) * dmf + 32) >> 6;
 192     dct4x4[6][0] = ((b4 + b5) * dmf + 32) >> 6;
 193     dct4x4[7][0] = ((b6 + b7) * dmf + 32) >> 6;
 194 }
 195
 196 static void idct_dequant_2x4_dconly( dctcoef dct[8], int dequant_mf[6][16], int i_qp )
 197 {
 198     IDCT_DEQUANT_2X4_START
 199     int dmf = dequant_mf[i_qp%6][0] << i_qp/6;
 200     dct[0] = ((b0 + b1) * dmf + 32) >> 6;
 201     dct[1] = ((b2 + b3) * dmf + 32) >> 6;
 202     dct[2] = ((b0 - b1) * dmf + 32) >> 6;
 203     dct[3] = ((b2 - b3) * dmf + 32) >> 6;
 204     dct[4] = ((b4 - b5) * dmf + 32) >> 6;
 205     dct[5] = ((b6 - b7) * dmf + 32) >> 6;
 206     dct[6] = ((b4 + b5) * dmf + 32) >> 6;
 207     dct[7] = ((b6 + b7) * dmf + 32) >> 6;
 208 }
 209
 210 static ALWAYS_INLINE void optimize_chroma_idct_dequant_2x4( dctcoef out[8], dctcoef dct[8], int dmf )
 211 {
 212     IDCT_DEQUANT_2X4_START
 213     out[0] = ((b0 + b1) * dmf + 2080) >> 6; /* 2080 = 32 + (32<<6) */
 214     out[1] = ((b2 + b3) * dmf + 2080) >> 6;
 215     out[2] = ((b0 - b1) * dmf + 2080) >> 6;
 216     out[3] = ((b2 - b3) * dmf + 2080) >> 6;
 217     out[4] = ((b4 - b5) * dmf + 2080) >> 6;
 218     out[5] = ((b6 - b7) * dmf + 2080) >> 6;
 219     out[6] = ((b4 + b5) * dmf + 2080) >> 6;
 220     out[7] = ((b6 + b7) * dmf + 2080) >> 6;
 221 }
 222 #undef IDCT_DEQUANT_2X4_START
 223
 224 static ALWAYS_INLINE void optimize_chroma_idct_dequant_2x2( dctcoef out[4], dctcoef dct[4], int dmf )
 225 {
 226     int d0 = dct[0] + dct[1];
 227     int d1 = dct[2] + dct[3];
 228     int d2 = dct[0] - dct[1];
 229     int d3 = dct[2] - dct[3];
 230     out[0] = ((d0 + d1) * dmf >> 5) + 32;
 231     out[1] = ((d0 - d1) * dmf >> 5) + 32;
 232     out[2] = ((d2 + d3) * dmf >> 5) + 32;
 233     out[3] = ((d2 - d3) * dmf >> 5) + 32;
 234 }
 235
 236 static ALWAYS_INLINE int optimize_chroma_round( dctcoef *ref, dctcoef *dct, int dequant_mf, int chroma422 )
 237 {
 238     dctcoef out[8];
 239
 240     if( chroma422 )
 241         optimize_chroma_idct_dequant_2x4( out, dct, dequant_mf );
 242     else
 243         optimize_chroma_idct_dequant_2x2( out, dct, dequant_mf );
 244
 245     int sum = 0;
 246     for( int i = 0; i < (chroma422?8:4); i++ )
 247         sum |= ref[i] ^ out[i];
 248     return sum >> 6;
 249 }
 250
 251 static ALWAYS_INLINE int optimize_chroma_dc_internal( dctcoef *dct, int dequant_mf, int chroma422 )
 252 {
 253     /* dequant_mf = h->dequant4_mf[CQM_4IC + b_inter][i_qp%6][0] << i_qp/6, max 32*64 */
 254     dctcoef dct_orig[8];
 255     int coeff, nz;
 256
 257     if( chroma422 )
 258         optimize_chroma_idct_dequant_2x4( dct_orig, dct, dequant_mf );
 259     else
 260         optimize_chroma_idct_dequant_2x2( dct_orig, dct, dequant_mf );
 261
 262     /* If the DC coefficients already round to zero, terminate early. */
 263     int sum = 0;
 264     for( int i = 0; i < (chroma422?8:4); i++ )
 265         sum |= dct_orig[i];
 266     if( !(sum >> 6) )
 267         return 0;
 268
 269     /* Start with the highest frequency coefficient... is this the best option? */
 270     for( nz = 0, coeff = (chroma422?7:3); coeff >= 0; coeff-- )
 271     {
 272         int level = dct[coeff];
 273         int sign = level>>31 | 1; /* dct[coeff] < 0 ? -1 : 1 */
 274
 275         while( level )
 276         {
 277             dct[coeff] = level - sign;
 278             if( optimize_chroma_round( dct_orig, dct, dequant_mf, chroma422 ) )
 279             {
 280                 nz = 1;
 281                 dct[coeff] = level;
 282                 break;
 283             }
 284             level -= sign;
 285         }
 286     }
 287
 288     return nz;
 289 }
 290
 291 static int optimize_chroma_2x2_dc( dctcoef dct[4], int dequant_mf )
 292 {
 293     return optimize_chroma_dc_internal( dct, dequant_mf, 0 );
 294 }
 295
 296 static int optimize_chroma_2x4_dc( dctcoef dct[8], int dequant_mf )
 297 {
 298     return optimize_chroma_dc_internal( dct, dequant_mf, 1 );
 299 }
 300
 301 static void x264_denoise_dct( dctcoef *dct, uint32_t *sum, udctcoef *offset, int size )
 302 {
 303     for( int i = 0; i < size; i++ )
 304     {
 305         int level = dct[i];
 306         int sign = level>>31;
 307         level = (level+sign)^sign;
 308         sum[i] += level;
 309         level -= offset[i];
 310         dct[i] = level<0 ? 0 : (level^sign)-sign;
 311     }
 312 }
 313
 314 /* (ref: JVT-B118)
 315  * x264_mb_decimate_score: given dct coeffs it returns a score to see if we could empty this dct coeffs
 316  * to 0 (low score means set it to null)
 317  * Used in inter macroblock (luma and chroma)
 318  *  luma: for a 8x8 block: if score < 4 -> null
 319  *        for the complete mb: if score < 6 -> null
 320  *  chroma: for the complete mb: if score < 7 -> null
 321  */
 322
 323 const uint8_t x264_decimate_table4[16] =
 324 {
 325     3,2,2,1,1,1,0,0,0,0,0,0,0,0,0,0
 326 };
 327 const uint8_t x264_decimate_table8[64] =
 328 {
 329     3,3,3,3,2,2,2,2,2,2,2,2,1,1,1,1,
 330     1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,
 331     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 332     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 333 };
 334
 335 static int ALWAYS_INLINE x264_decimate_score_internal( dctcoef *dct, int i_max )
 336 {
 337     const uint8_t *ds_table = (i_max == 64) ? x264_decimate_table8 : x264_decimate_table4;
 338     int i_score = 0;
 339     int idx = i_max - 1;
 340
 341     while( idx >= 0 && dct[idx] == 0 )
 342         idx--;
 343     while( idx >= 0 )
 344     {
 345         int i_run;
 346
 347         if( (unsigned)(dct[idx--] + 1) > 2 )
 348             return 9;
 349
 350         i_run = 0;
 351         while( idx >= 0 && dct[idx] == 0 )
 352         {
 353             idx--;
 354             i_run++;
 355         }
 356         i_score += ds_table[i_run];
 357     }
 358
 359     return i_score;
 360 }
 361
 362 static int x264_decimate_score15( dctcoef *dct )
 363 {
 364     return x264_decimate_score_internal( dct+1, 15 );
 365 }
 366 static int x264_decimate_score16( dctcoef *dct )
 367 {
 368     return x264_decimate_score_internal( dct, 16 );
 369 }
 370 static int x264_decimate_score64( dctcoef *dct )
 371 {
 372     return x264_decimate_score_internal( dct, 64 );
 373 }
 374
 375 #define last(num)\
 376 static int x264_coeff_last##num( dctcoef *l )\
 377 {\
 378     int i_last = num-1;\
 379     while( i_last >= 0 && l[i_last] == 0 )\
 380         i_last--;\
 381     return i_last;\
 382 }
 383
 384 last(4)
 385 last(8)
 386 last(15)
 387 last(16)
 388 last(64)
 389
 390 #define level_run(num)\
 391 static int x264_coeff_level_run##num( dctcoef *dct, x264_run_level_t *runlevel )\
 392 {\
 393     int i_last = runlevel->last = x264_coeff_last##num(dct);\
 394     int i_total = 0;\
 395     int mask = 0;\
 396     do\
 397     {\
 398         runlevel->level[i_total++] = dct[i_last];\
 399         mask |= 1 << (i_last);\
 400         while( --i_last >= 0 && dct[i_last] == 0 );\
 401     } while( i_last >= 0 );\
 402     runlevel->mask = mask;\
 403     return i_total;\
 404 }
 405
 406 level_run(4)
 407 level_run(8)
 408 level_run(15)
 409 level_run(16)
 410
 411 #if ARCH_X86_64
 412 #define INIT_TRELLIS(cpu)\
 413     pf->trellis_cabac_4x4 = x264_trellis_cabac_4x4_##cpu;\
 414     pf->trellis_cabac_8x8 = x264_trellis_cabac_8x8_##cpu;\
 415     pf->trellis_cabac_4x4_psy = x264_trellis_cabac_4x4_psy_##cpu;\
 416     pf->trellis_cabac_8x8_psy = x264_trellis_cabac_8x8_psy_##cpu;\
 417     pf->trellis_cabac_dc = x264_trellis_cabac_dc_##cpu;\
 418     pf->trellis_cabac_chroma_422_dc = x264_trellis_cabac_chroma_422_dc_##cpu;
 419 #else
 420 #define INIT_TRELLIS(...)
 421 #endif
 422
 423 void x264_quant_init( x264_t *h, int cpu, x264_quant_function_t *pf )
 424 {
 425     pf->quant_8x8 = quant_8x8;
 426     pf->quant_4x4 = quant_4x4;
 427     pf->quant_4x4x4 = quant_4x4x4;
 428     pf->quant_4x4_dc = quant_4x4_dc;
 429     pf->quant_2x2_dc = quant_2x2_dc;
 430
 431     pf->dequant_4x4 = dequant_4x4;
 432     pf->dequant_4x4_dc = dequant_4x4_dc;
 433     pf->dequant_8x8 = dequant_8x8;
 434
 435     pf->idct_dequant_2x4_dc = idct_dequant_2x4_dc;
 436     pf->idct_dequant_2x4_dconly = idct_dequant_2x4_dconly;
 437
 438     pf->optimize_chroma_2x2_dc = optimize_chroma_2x2_dc;
 439     pf->optimize_chroma_2x4_dc = optimize_chroma_2x4_dc;
 440
 441     pf->denoise_dct = x264_denoise_dct;
 442     pf->decimate_score15 = x264_decimate_score15;
 443     pf->decimate_score16 = x264_decimate_score16;
 444     pf->decimate_score64 = x264_decimate_score64;
 445
 446     pf->coeff_last4 = x264_coeff_last4;
 447     pf->coeff_last8 = x264_coeff_last8;
 448     pf->coeff_last[  DCT_LUMA_AC] = x264_coeff_last15;
 449     pf->coeff_last[ DCT_LUMA_4x4] = x264_coeff_last16;
 450     pf->coeff_last[ DCT_LUMA_8x8] = x264_coeff_last64;
 451     pf->coeff_level_run4 = x264_coeff_level_run4;
 452     pf->coeff_level_run8 = x264_coeff_level_run8;
 453     pf->coeff_level_run[  DCT_LUMA_AC] = x264_coeff_level_run15;
 454     pf->coeff_level_run[ DCT_LUMA_4x4] = x264_coeff_level_run16;
 455
 456 #if HIGH_BIT_DEPTH
 457 #if HAVE_MMX
 458     INIT_TRELLIS( sse2 );
 459     if( cpu&X264_CPU_MMX2 )
 460     {
 461 #if ARCH_X86
 462         pf->denoise_dct = x264_denoise_dct_mmx;
 463         pf->decimate_score15 = x264_decimate_score15_mmx2;
 464         pf->decimate_score16 = x264_decimate_score16_mmx2;
 465         pf->decimate_score64 = x264_decimate_score64_mmx2;
 466         pf->coeff_last8 = x264_coeff_last8_mmx2;
 467         pf->coeff_last[  DCT_LUMA_AC] = x264_coeff_last15_mmx2;
 468         pf->coeff_last[ DCT_LUMA_4x4] = x264_coeff_last16_mmx2;
 469         pf->coeff_last[ DCT_LUMA_8x8] = x264_coeff_last64_mmx2;
 470         pf->coeff_level_run8 = x264_coeff_level_run8_mmx2;
 471         pf->coeff_level_run[  DCT_LUMA_AC] = x264_coeff_level_run15_mmx2;
 472         pf->coeff_level_run[ DCT_LUMA_4x4] = x264_coeff_level_run16_mmx2;
 473 #endif
 474         pf->coeff_last4 = x264_coeff_last4_mmx2;
 475         pf->coeff_level_run4 = x264_coeff_level_run4_mmx2;
 476         if( cpu&X264_CPU_LZCNT )
 477             pf->coeff_level_run4 = x264_coeff_level_run4_mmx2_lzcnt;
 478     }
 479     if( cpu&X264_CPU_SSE2 )
 480     {
 481         pf->quant_4x4 = x264_quant_4x4_sse2;
 482         pf->quant_4x4x4 = x264_quant_4x4x4_sse2;
 483         pf->quant_8x8 = x264_quant_8x8_sse2;
 484         pf->quant_2x2_dc = x264_quant_2x2_dc_sse2;
 485         pf->quant_4x4_dc = x264_quant_4x4_dc_sse2;
 486         pf->dequant_4x4 = x264_dequant_4x4_sse2;
 487         pf->dequant_8x8 = x264_dequant_8x8_sse2;
 488         pf->dequant_4x4_dc = x264_dequant_4x4dc_sse2;
 489         pf->denoise_dct = x264_denoise_dct_sse2;
 490         pf->decimate_score15 = x264_decimate_score15_sse2;
 491         pf->decimate_score16 = x264_decimate_score16_sse2;
 492         pf->decimate_score64 = x264_decimate_score64_sse2;
 493         pf->coeff_last8 = x264_coeff_last8_sse2;
 494         pf->coeff_last[ DCT_LUMA_AC] = x264_coeff_last15_sse2;
 495         pf->coeff_last[DCT_LUMA_4x4] = x264_coeff_last16_sse2;
 496         pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_sse2;
 497         pf->coeff_level_run8 = x264_coeff_level_run8_sse2;
 498         pf->coeff_level_run[ DCT_LUMA_AC] = x264_coeff_level_run15_sse2;
 499         pf->coeff_level_run[DCT_LUMA_4x4] = x264_coeff_level_run16_sse2;
 500         if( cpu&X264_CPU_LZCNT )
 501         {
 502             pf->coeff_last4 = x264_coeff_last4_mmx2_lzcnt;
 503             pf->coeff_last8 = x264_coeff_last8_sse2_lzcnt;
 504             pf->coeff_last[ DCT_LUMA_AC] = x264_coeff_last15_sse2_lzcnt;
 505             pf->coeff_last[DCT_LUMA_4x4] = x264_coeff_last16_sse2_lzcnt;
 506             pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_sse2_lzcnt;
 507             pf->coeff_level_run8 = x264_coeff_level_run8_sse2_lzcnt;
 508             pf->coeff_level_run[ DCT_LUMA_AC] = x264_coeff_level_run15_sse2_lzcnt;
 509             pf->coeff_level_run[DCT_LUMA_4x4] = x264_coeff_level_run16_sse2_lzcnt;
 510         }
 511     }
 512     if( cpu&X264_CPU_SSSE3 )
 513     {
 514         pf->quant_4x4 = x264_quant_4x4_ssse3;
 515         pf->quant_4x4x4 = x264_quant_4x4x4_ssse3;
 516         pf->quant_8x8 = x264_quant_8x8_ssse3;
 517         pf->quant_2x2_dc = x264_quant_2x2_dc_ssse3;
 518         pf->quant_4x4_dc = x264_quant_4x4_dc_ssse3;
 519         pf->denoise_dct = x264_denoise_dct_ssse3;
 520         pf->decimate_score15 = x264_decimate_score15_ssse3;
 521         pf->decimate_score16 = x264_decimate_score16_ssse3;
 522         pf->decimate_score64 = x264_decimate_score64_ssse3;
 523         INIT_TRELLIS( ssse3 );
 524     }
 525     if( cpu&X264_CPU_SSE4 )
 526     {
 527         pf->quant_2x2_dc = x264_quant_2x2_dc_sse4;
 528         pf->quant_4x4_dc = x264_quant_4x4_dc_sse4;
 529         pf->quant_4x4 = x264_quant_4x4_sse4;
 530         pf->quant_4x4x4 = x264_quant_4x4x4_sse4;
 531         pf->quant_8x8 = x264_quant_8x8_sse4;
 532     }
 533     if( cpu&X264_CPU_AVX )
 534     {
 535         pf->denoise_dct = x264_denoise_dct_avx;
 536     }
 537     if( cpu&X264_CPU_XOP )
 538     {
 539         pf->dequant_4x4_dc = x264_dequant_4x4dc_xop;
 540         if( h->param.i_cqm_preset != X264_CQM_FLAT )
 541         {
 542             pf->dequant_4x4 = x264_dequant_4x4_xop;
 543             pf->dequant_8x8 = x264_dequant_8x8_xop;
 544         }
 545     }
 546     if( cpu&X264_CPU_AVX2 )
 547     {
 548         pf->quant_4x4 = x264_quant_4x4_avx2;
 549         pf->quant_4x4_dc = x264_quant_4x4_dc_avx2;
 550         pf->quant_8x8 = x264_quant_8x8_avx2;
 551         pf->quant_4x4x4 = x264_quant_4x4x4_avx2;
 552         pf->dequant_4x4 = x264_dequant_4x4_avx2;
 553         pf->dequant_8x8 = x264_dequant_8x8_avx2;
 554         pf->dequant_4x4_dc = x264_dequant_4x4dc_avx2;
 555         pf->denoise_dct = x264_denoise_dct_avx2;
 556         if( cpu&X264_CPU_LZCNT )
 557             pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_avx2_lzcnt;
 558     }
 559 #endif // HAVE_MMX
 560 #else // !HIGH_BIT_DEPTH
 561 #if HAVE_MMX
 562     INIT_TRELLIS( sse2 );
 563     if( cpu&X264_CPU_MMX )
 564     {
 565 #if ARCH_X86
 566         pf->dequant_4x4 = x264_dequant_4x4_mmx;
 567         pf->dequant_4x4_dc = x264_dequant_4x4dc_mmx2;
 568         pf->dequant_8x8 = x264_dequant_8x8_mmx;
 569         if( h->param.i_cqm_preset == X264_CQM_FLAT )
 570         {
 571             pf->dequant_4x4 = x264_dequant_4x4_flat16_mmx;
 572             pf->dequant_8x8 = x264_dequant_8x8_flat16_mmx;
 573         }
 574         pf->denoise_dct = x264_denoise_dct_mmx;
 575 #endif
 576     }
 577
 578     if( cpu&X264_CPU_MMX2 )
 579     {
 580         pf->quant_2x2_dc = x264_quant_2x2_dc_mmx2;
 581 #if ARCH_X86
 582         pf->quant_4x4 = x264_quant_4x4_mmx2;
 583         pf->quant_8x8 = x264_quant_8x8_mmx2;
 584         pf->quant_4x4_dc = x264_quant_4x4_dc_mmx2;
 585         pf->decimate_score15 = x264_decimate_score15_mmx2;
 586         pf->decimate_score16 = x264_decimate_score16_mmx2;
 587         pf->decimate_score64 = x264_decimate_score64_mmx2;
 588         pf->coeff_last[  DCT_LUMA_AC] = x264_coeff_last15_mmx2;
 589         pf->coeff_last[ DCT_LUMA_4x4] = x264_coeff_last16_mmx2;
 590         pf->coeff_last[ DCT_LUMA_8x8] = x264_coeff_last64_mmx2;
 591         pf->coeff_level_run[  DCT_LUMA_AC] = x264_coeff_level_run15_mmx2;
 592         pf->coeff_level_run[ DCT_LUMA_4x4] = x264_coeff_level_run16_mmx2;
 593 #endif
 594         pf->coeff_last4 = x264_coeff_last4_mmx2;
 595         pf->coeff_last8 = x264_coeff_last8_mmx2;
 596         pf->coeff_level_run4 = x264_coeff_level_run4_mmx2;
 597         pf->coeff_level_run8 = x264_coeff_level_run8_mmx2;
 598         if( cpu&X264_CPU_LZCNT )
 599         {
 600             pf->coeff_last4 = x264_coeff_last4_mmx2_lzcnt;
 601             pf->coeff_last8 = x264_coeff_last8_mmx2_lzcnt;
 602             pf->coeff_level_run4 = x264_coeff_level_run4_mmx2_lzcnt;
 603             pf->coeff_level_run8 = x264_coeff_level_run8_mmx2_lzcnt;
 604         }
 605     }
 606
 607     if( cpu&X264_CPU_SSE2 )
 608     {
 609         pf->quant_4x4_dc = x264_quant_4x4_dc_sse2;
 610         pf->quant_4x4 = x264_quant_4x4_sse2;
 611         pf->quant_4x4x4 = x264_quant_4x4x4_sse2;
 612         pf->quant_8x8 = x264_quant_8x8_sse2;
 613         pf->dequant_4x4 = x264_dequant_4x4_sse2;
 614         pf->dequant_4x4_dc = x264_dequant_4x4dc_sse2;
 615         pf->dequant_8x8 = x264_dequant_8x8_sse2;
 616         if( h->param.i_cqm_preset == X264_CQM_FLAT )
 617         {
 618             pf->dequant_4x4 = x264_dequant_4x4_flat16_sse2;
 619             pf->dequant_8x8 = x264_dequant_8x8_flat16_sse2;
 620         }
 621         pf->optimize_chroma_2x2_dc = x264_optimize_chroma_2x2_dc_sse2;
 622         pf->denoise_dct = x264_denoise_dct_sse2;
 623         pf->decimate_score15 = x264_decimate_score15_sse2;
 624         pf->decimate_score16 = x264_decimate_score16_sse2;
 625         pf->decimate_score64 = x264_decimate_score64_sse2;
 626         pf->coeff_last[ DCT_LUMA_AC] = x264_coeff_last15_sse2;
 627         pf->coeff_last[DCT_LUMA_4x4] = x264_coeff_last16_sse2;
 628         pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_sse2;
 629         pf->coeff_level_run[ DCT_LUMA_AC] = x264_coeff_level_run15_sse2;
 630         pf->coeff_level_run[DCT_LUMA_4x4] = x264_coeff_level_run16_sse2;
 631         if( cpu&X264_CPU_LZCNT )
 632         {
 633             pf->coeff_last[ DCT_LUMA_AC] = x264_coeff_last15_sse2_lzcnt;
 634             pf->coeff_last[DCT_LUMA_4x4] = x264_coeff_last16_sse2_lzcnt;
 635             pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_sse2_lzcnt;
 636             pf->coeff_level_run[ DCT_LUMA_AC] = x264_coeff_level_run15_sse2_lzcnt;
 637             pf->coeff_level_run[DCT_LUMA_4x4] = x264_coeff_level_run16_sse2_lzcnt;
 638         }
 639     }
 640
 641     if( cpu&X264_CPU_SSSE3 )
 642     {
 643         pf->quant_2x2_dc = x264_quant_2x2_dc_ssse3;
 644         pf->quant_4x4_dc = x264_quant_4x4_dc_ssse3;
 645         pf->quant_4x4 = x264_quant_4x4_ssse3;
 646         pf->quant_4x4x4 = x264_quant_4x4x4_ssse3;
 647         pf->quant_8x8 = x264_quant_8x8_ssse3;
 648         pf->optimize_chroma_2x2_dc = x264_optimize_chroma_2x2_dc_ssse3;
 649         pf->denoise_dct = x264_denoise_dct_ssse3;
 650         pf->decimate_score15 = x264_decimate_score15_ssse3;
 651         pf->decimate_score16 = x264_decimate_score16_ssse3;
 652         pf->decimate_score64 = x264_decimate_score64_ssse3;
 653         INIT_TRELLIS( ssse3 );
 654         pf->coeff_level_run4 = x264_coeff_level_run4_ssse3;
 655         pf->coeff_level_run8 = x264_coeff_level_run8_ssse3;
 656         pf->coeff_level_run[ DCT_LUMA_AC] = x264_coeff_level_run15_ssse3;
 657         pf->coeff_level_run[DCT_LUMA_4x4] = x264_coeff_level_run16_ssse3;
 658         if( cpu&X264_CPU_LZCNT )
 659         {
 660             pf->coeff_level_run4 = x264_coeff_level_run4_ssse3;
 661             pf->coeff_level_run8 = x264_coeff_level_run8_ssse3;
 662             pf->coeff_level_run[ DCT_LUMA_AC] = x264_coeff_level_run15_ssse3_lzcnt;
 663             pf->coeff_level_run[DCT_LUMA_4x4] = x264_coeff_level_run16_ssse3_lzcnt;
 664         }
 665     }
 666
 667     if( cpu&X264_CPU_SSE4 )
 668     {
 669         pf->quant_4x4_dc = x264_quant_4x4_dc_sse4;
 670         pf->quant_4x4 = x264_quant_4x4_sse4;
 671         pf->quant_8x8 = x264_quant_8x8_sse4;
 672         pf->optimize_chroma_2x2_dc = x264_optimize_chroma_2x2_dc_sse4;
 673     }
 674
 675     if( cpu&X264_CPU_AVX )
 676     {
 677         pf->dequant_4x4_dc = x264_dequant_4x4dc_avx;
 678         if( h->param.i_cqm_preset != X264_CQM_FLAT )
 679         {
 680             pf->dequant_4x4 = x264_dequant_4x4_avx;
 681             pf->dequant_8x8 = x264_dequant_8x8_avx;
 682         }
 683         pf->optimize_chroma_2x2_dc = x264_optimize_chroma_2x2_dc_avx;
 684         pf->denoise_dct = x264_denoise_dct_avx;
 685     }
 686
 687     if( cpu&X264_CPU_XOP )
 688     {
 689         if( h->param.i_cqm_preset != X264_CQM_FLAT )
 690         {
 691             pf->dequant_4x4 = x264_dequant_4x4_xop;
 692             pf->dequant_8x8 = x264_dequant_8x8_xop;
 693         }
 694     }
 695
 696     if( cpu&X264_CPU_AVX2 )
 697     {
 698         pf->quant_4x4 = x264_quant_4x4_avx2;
 699         pf->quant_4x4_dc = x264_quant_4x4_dc_avx2;
 700         pf->quant_8x8 = x264_quant_8x8_avx2;
 701         pf->quant_4x4x4 = x264_quant_4x4x4_avx2;
 702         pf->dequant_4x4 = x264_dequant_4x4_avx2;
 703         pf->dequant_8x8 = x264_dequant_8x8_avx2;
 704         pf->dequant_4x4_dc = x264_dequant_4x4dc_avx2;
 705         if( h->param.i_cqm_preset == X264_CQM_FLAT )
 706         {
 707             pf->dequant_4x4 = x264_dequant_4x4_flat16_avx2;
 708             pf->dequant_8x8 = x264_dequant_8x8_flat16_avx2;
 709         }
 710         pf->decimate_score64 = x264_decimate_score64_avx2;
 711         pf->denoise_dct = x264_denoise_dct_avx2;
 712         if( cpu&X264_CPU_LZCNT )
 713         {
 714             pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_avx2_lzcnt;
 715             pf->coeff_level_run[ DCT_LUMA_AC] = x264_coeff_level_run15_avx2_lzcnt;
 716             pf->coeff_level_run[DCT_LUMA_4x4] = x264_coeff_level_run16_avx2_lzcnt;
 717         }
 718     }
 719 #endif // HAVE_MMX
 720
 721 #if HAVE_ALTIVEC
 722     if( cpu&X264_CPU_ALTIVEC )
 723     {
 724         pf->quant_2x2_dc = x264_quant_2x2_dc_altivec;
 725         pf->quant_4x4_dc = x264_quant_4x4_dc_altivec;
 726         pf->quant_4x4 = x264_quant_4x4_altivec;
 727         pf->quant_8x8 = x264_quant_8x8_altivec;
 728
 729         pf->dequant_4x4 = x264_dequant_4x4_altivec;
 730         pf->dequant_8x8 = x264_dequant_8x8_altivec;
 731     }
 732 #endif
 733
 734 #if HAVE_ARMV6
 735     if( cpu&X264_CPU_ARMV6 )
 736     {
 737         pf->coeff_last4 = x264_coeff_last4_arm;
 738         pf->coeff_last8 = x264_coeff_last8_arm;
 739     }
 740 #endif
 741 #if HAVE_ARMV6 || ARCH_AARCH64
 742     if( cpu&X264_CPU_NEON )
 743     {
 744         pf->quant_2x2_dc   = x264_quant_2x2_dc_neon;
 745         pf->quant_4x4      = x264_quant_4x4_neon;
 746         pf->quant_4x4_dc   = x264_quant_4x4_dc_neon;
 747         pf->quant_4x4x4    = x264_quant_4x4x4_neon;
 748         pf->quant_8x8      = x264_quant_8x8_neon;
 749         pf->dequant_4x4    = x264_dequant_4x4_neon;
 750         pf->dequant_4x4_dc = x264_dequant_4x4_dc_neon;
 751         pf->dequant_8x8    = x264_dequant_8x8_neon;
 752         pf->coeff_last[ DCT_LUMA_AC] = x264_coeff_last15_neon;
 753         pf->coeff_last[DCT_LUMA_4x4] = x264_coeff_last16_neon;
 754         pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_neon;
 755         pf->denoise_dct = x264_denoise_dct_neon;
 756         pf->decimate_score15 = x264_decimate_score15_neon;
 757         pf->decimate_score16 = x264_decimate_score16_neon;
 758         pf->decimate_score64 = x264_decimate_score64_neon;
 759     }
 760 #endif
 761 #if ARCH_AARCH64
 762     if( cpu&X264_CPU_ARMV8 )
 763     {
 764         pf->coeff_last4 = x264_coeff_last4_aarch64;
 765         pf->coeff_last8 = x264_coeff_last8_aarch64;
 766         pf->coeff_level_run4 = x264_coeff_level_run4_aarch64;
 767     }
 768     if( cpu&X264_CPU_NEON )
 769     {
 770         pf->coeff_level_run8 = x264_coeff_level_run8_neon;
 771         pf->coeff_level_run[  DCT_LUMA_AC] = x264_coeff_level_run15_neon;
 772         pf->coeff_level_run[ DCT_LUMA_4x4] = x264_coeff_level_run16_neon;
 773     }
 774 #endif
 775
 776 #if HAVE_MSA
 777     if( cpu&X264_CPU_MSA )
 778     {
 779         pf->quant_4x4      = x264_quant_4x4_msa;
 780         pf->quant_4x4_dc   = x264_quant_4x4_dc_msa;
 781         pf->quant_4x4x4    = x264_quant_4x4x4_msa;
 782         pf->quant_8x8      = x264_quant_8x8_msa;
 783         pf->dequant_4x4    = x264_dequant_4x4_msa;
 784         pf->dequant_4x4_dc = x264_dequant_4x4_dc_msa;
 785         pf->dequant_8x8    = x264_dequant_8x8_msa;
 786         pf->coeff_last[DCT_LUMA_4x4] = x264_coeff_last16_msa;
 787         pf->coeff_last[DCT_LUMA_8x8] = x264_coeff_last64_msa;
 788     }
 789 #endif
 790 #endif // HIGH_BIT_DEPTH
 791     pf->coeff_last[DCT_LUMA_DC]     = pf->coeff_last[DCT_CHROMAU_DC]  = pf->coeff_last[DCT_CHROMAV_DC] =
 792     pf->coeff_last[DCT_CHROMAU_4x4] = pf->coeff_last[DCT_CHROMAV_4x4] = pf->coeff_last[DCT_LUMA_4x4];
 793     pf->coeff_last[DCT_CHROMA_AC]   = pf->coeff_last[DCT_CHROMAU_AC]  =
 794     pf->coeff_last[DCT_CHROMAV_AC]  = pf->coeff_last[DCT_LUMA_AC];
 795     pf->coeff_last[DCT_CHROMAU_8x8] = pf->coeff_last[DCT_CHROMAV_8x8] = pf->coeff_last[DCT_LUMA_8x8];
 796
 797     pf->coeff_level_run[DCT_LUMA_DC]     = pf->coeff_level_run[DCT_CHROMAU_DC]  = pf->coeff_level_run[DCT_CHROMAV_DC] =
 798     pf->coeff_level_run[DCT_CHROMAU_4x4] = pf->coeff_level_run[DCT_CHROMAV_4x4] = pf->coeff_level_run[DCT_LUMA_4x4];
 799     pf->coeff_level_run[DCT_CHROMA_AC]   = pf->coeff_level_run[DCT_CHROMAU_AC]  =
 800     pf->coeff_level_run[DCT_CHROMAV_AC]  = pf->coeff_level_run[DCT_LUMA_AC];
 801 }