vp9_rdopt.c 206 KB
Newer Older
John Koleszar's avatar
John Koleszar committed
1
/*
2
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
John Koleszar's avatar
John Koleszar committed
3
 *
4
 *  Use of this source code is governed by a BSD-style license
5 6
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
7
 *  in the file PATENTS.  All contributing project authors may
8
 *  be found in the AUTHORS file in the root of the source tree.
John Koleszar's avatar
John Koleszar committed
9 10 11 12 13 14 15
 */


#include <stdio.h>
#include <math.h>
#include <limits.h>
#include <assert.h>
16 17
#include "vp9/common/vp9_pragmas.h"

18 19 20 21 22
#include "vp9/encoder/vp9_tokenize.h"
#include "vp9/encoder/vp9_treewriter.h"
#include "vp9/encoder/vp9_onyx_int.h"
#include "vp9/encoder/vp9_modecosts.h"
#include "vp9/encoder/vp9_encodeintra.h"
23 24 25 26 27
#include "vp9/common/vp9_entropymode.h"
#include "vp9/common/vp9_reconinter.h"
#include "vp9/common/vp9_reconintra.h"
#include "vp9/common/vp9_findnearmv.h"
#include "vp9/common/vp9_quant_common.h"
28 29 30 31 32 33
#include "vp9/encoder/vp9_encodemb.h"
#include "vp9/encoder/vp9_quantize.h"
#include "vp9/encoder/vp9_variance.h"
#include "vp9/encoder/vp9_mcomp.h"
#include "vp9/encoder/vp9_rdopt.h"
#include "vp9/encoder/vp9_ratectrl.h"
John Koleszar's avatar
John Koleszar committed
34
#include "vpx_mem/vpx_mem.h"
35 36
#include "vp9/common/vp9_systemdependent.h"
#include "vp9/encoder/vp9_encodemv.h"
John Koleszar's avatar
John Koleszar committed
37

38 39 40
#include "vp9/common/vp9_seg_common.h"
#include "vp9/common/vp9_pred_common.h"
#include "vp9/common/vp9_entropy.h"
41
#include "vp9_rtcd.h"
42
#include "vp9/common/vp9_mvref_common.h"
Ronald S. Bultje's avatar
Ronald S. Bultje committed
43
#include "vp9/common/vp9_common.h"
Paul Wilkins's avatar
Paul Wilkins committed
44

John Koleszar's avatar
John Koleszar committed
45 46
#define MAXF(a,b)            (((a) > (b)) ? (a) : (b))

47 48
#define INVALID_MV 0x80008000

49 50 51
/* Factor to weigh the rate for switchable interp filters */
#define SWITCHABLE_INTERP_RATE_FACTOR 1

John Koleszar's avatar
John Koleszar committed
52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69
static const int auto_speed_thresh[17] = {
  1000,
  200,
  150,
  130,
  150,
  125,
  120,
  115,
  115,
  115,
  115,
  115,
  115,
  115,
  115,
  115,
  105
John Koleszar's avatar
John Koleszar committed
70 71
};

72
const MODE_DEFINITION vp9_mode_order[MAX_MODES] = {
73 74
  {ZEROMV,    LAST_FRAME,   NONE},
  {DC_PRED,   INTRA_FRAME,  NONE},
John Koleszar's avatar
John Koleszar committed
75

76 77
  {NEARESTMV, LAST_FRAME,   NONE},
  {NEARMV,    LAST_FRAME,   NONE},
John Koleszar's avatar
John Koleszar committed
78

79 80
  {ZEROMV,    GOLDEN_FRAME, NONE},
  {NEARESTMV, GOLDEN_FRAME, NONE},
John Koleszar's avatar
John Koleszar committed
81

82 83
  {ZEROMV,    ALTREF_FRAME, NONE},
  {NEARESTMV, ALTREF_FRAME, NONE},
John Koleszar's avatar
John Koleszar committed
84

85 86
  {NEARMV,    GOLDEN_FRAME, NONE},
  {NEARMV,    ALTREF_FRAME, NONE},
John Koleszar's avatar
John Koleszar committed
87

88 89 90 91 92 93 94 95
  {V_PRED,    INTRA_FRAME,  NONE},
  {H_PRED,    INTRA_FRAME,  NONE},
  {D45_PRED,  INTRA_FRAME,  NONE},
  {D135_PRED, INTRA_FRAME,  NONE},
  {D117_PRED, INTRA_FRAME,  NONE},
  {D153_PRED, INTRA_FRAME,  NONE},
  {D27_PRED,  INTRA_FRAME,  NONE},
  {D63_PRED,  INTRA_FRAME,  NONE},
John Koleszar's avatar
John Koleszar committed
96

97
  {TM_PRED,   INTRA_FRAME,  NONE},
John Koleszar's avatar
John Koleszar committed
98

99 100 101
  {NEWMV,     LAST_FRAME,   NONE},
  {NEWMV,     GOLDEN_FRAME, NONE},
  {NEWMV,     ALTREF_FRAME, NONE},
John Koleszar's avatar
John Koleszar committed
102

103 104 105
  {SPLITMV,   LAST_FRAME,   NONE},
  {SPLITMV,   GOLDEN_FRAME, NONE},
  {SPLITMV,   ALTREF_FRAME, NONE},
106

107 108
  {B_PRED,    INTRA_FRAME,  NONE},
  {I8X8_PRED, INTRA_FRAME,  NONE},
109

John Koleszar's avatar
John Koleszar committed
110 111 112 113
  /* compound prediction modes */
  {ZEROMV,    LAST_FRAME,   GOLDEN_FRAME},
  {NEARESTMV, LAST_FRAME,   GOLDEN_FRAME},
  {NEARMV,    LAST_FRAME,   GOLDEN_FRAME},
114

John Koleszar's avatar
John Koleszar committed
115 116 117
  {ZEROMV,    ALTREF_FRAME, LAST_FRAME},
  {NEARESTMV, ALTREF_FRAME, LAST_FRAME},
  {NEARMV,    ALTREF_FRAME, LAST_FRAME},
118

John Koleszar's avatar
John Koleszar committed
119 120 121
  {ZEROMV,    GOLDEN_FRAME, ALTREF_FRAME},
  {NEARESTMV, GOLDEN_FRAME, ALTREF_FRAME},
  {NEARMV,    GOLDEN_FRAME, ALTREF_FRAME},
122

John Koleszar's avatar
John Koleszar committed
123 124 125
  {NEWMV,     LAST_FRAME,   GOLDEN_FRAME},
  {NEWMV,     ALTREF_FRAME, LAST_FRAME  },
  {NEWMV,     GOLDEN_FRAME, ALTREF_FRAME},
126

John Koleszar's avatar
John Koleszar committed
127 128
  {SPLITMV,   LAST_FRAME,   GOLDEN_FRAME},
  {SPLITMV,   ALTREF_FRAME, LAST_FRAME  },
129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147
  {SPLITMV,   GOLDEN_FRAME, ALTREF_FRAME},

#if CONFIG_COMP_INTERINTRA_PRED
  /* compound inter-intra prediction */
  {ZEROMV,    LAST_FRAME,   INTRA_FRAME},
  {NEARESTMV, LAST_FRAME,   INTRA_FRAME},
  {NEARMV,    LAST_FRAME,   INTRA_FRAME},
  {NEWMV,     LAST_FRAME,   INTRA_FRAME},

  {ZEROMV,    GOLDEN_FRAME,   INTRA_FRAME},
  {NEARESTMV, GOLDEN_FRAME,   INTRA_FRAME},
  {NEARMV,    GOLDEN_FRAME,   INTRA_FRAME},
  {NEWMV,     GOLDEN_FRAME,   INTRA_FRAME},

  {ZEROMV,    ALTREF_FRAME,   INTRA_FRAME},
  {NEARESTMV, ALTREF_FRAME,   INTRA_FRAME},
  {NEARMV,    ALTREF_FRAME,   INTRA_FRAME},
  {NEWMV,     ALTREF_FRAME,   INTRA_FRAME},
#endif
John Koleszar's avatar
John Koleszar committed
148 149
};

150 151 152
static void fill_token_costs(vp9_coeff_count *c,
                             vp9_coeff_probs *p,
                             int block_type_counts) {
153
  int i, j, k, l;
John Koleszar's avatar
John Koleszar committed
154 155

  for (i = 0; i < block_type_counts; i++)
156 157 158
    for (j = 0; j < REF_TYPES; j++)
      for (k = 0; k < COEF_BANDS; k++)
        for (l = 0; l < PREV_COEF_CONTEXTS; l++) {
159 160 161 162 163 164 165 166 167 168 169 170 171 172 173
          vp9_cost_tokens_skip((int *)(c[i][j][k][l]),
                               p[i][j][k][l],
                               vp9_coef_tree);
        }
}

#if CONFIG_CODE_NONZEROCOUNT
static void fill_nzc_costs(VP9_COMP *cpi, int block_size) {
  int nzc_context, r, b, nzc, values;
  int cost[16];
  values = block_size * block_size + 1;

  for (nzc_context = 0; nzc_context < MAX_NZC_CONTEXTS; ++nzc_context) {
    for (r = 0; r < REF_TYPES; ++r) {
      for (b = 0; b < BLOCK_TYPES; ++b) {
174 175
        unsigned int *nzc_costs;
        if (block_size == 4) {
176 177 178
          vp9_cost_tokens(cost,
                          cpi->common.fc.nzc_probs_4x4[nzc_context][r][b],
                          vp9_nzc4x4_tree);
179 180
          nzc_costs = cpi->mb.nzc_costs_4x4[nzc_context][r][b];
        } else if (block_size == 8) {
181 182 183
          vp9_cost_tokens(cost,
                          cpi->common.fc.nzc_probs_8x8[nzc_context][r][b],
                          vp9_nzc8x8_tree);
184 185
          nzc_costs = cpi->mb.nzc_costs_8x8[nzc_context][r][b];
        } else if (block_size == 16) {
186 187 188
          vp9_cost_tokens(cost,
                          cpi->common.fc.nzc_probs_16x16[nzc_context][r][b],
                          vp9_nzc16x16_tree);
189 190
          nzc_costs = cpi->mb.nzc_costs_16x16[nzc_context][r][b];
        } else {
191 192 193
          vp9_cost_tokens(cost,
                          cpi->common.fc.nzc_probs_32x32[nzc_context][r][b],
                          vp9_nzc32x32_tree);
194 195
          nzc_costs = cpi->mb.nzc_costs_32x32[nzc_context][r][b];
        }
196 197 198 199 200

        for (nzc = 0; nzc < values; ++nzc) {
          int e, c, totalcost = 0;
          c = codenzc(nzc);
          totalcost = cost[c];
201 202
          if ((e = vp9_extranzcbits[c])) {
            int x = nzc - vp9_basenzcvalue[c];
203
            while (e--) {
204 205 206 207
              totalcost += vp9_cost_bit(
                  cpi->common.fc.nzc_pcat_probs[nzc_context]
                                               [c - NZC_TOKENS_NOEXTRA][e],
                  ((x >> e) & 1));
208 209
            }
          }
210
          nzc_costs[nzc] = totalcost;
211
        }
212 213 214
      }
    }
  }
John Koleszar's avatar
John Koleszar committed
215
}
216
#endif
John Koleszar's avatar
John Koleszar committed
217

218

219 220 221 222
static int rd_iifactor[32] =  { 4, 4, 3, 2, 1, 0, 0, 0,
                                0, 0, 0, 0, 0, 0, 0, 0,
                                0, 0, 0, 0, 0, 0, 0, 0,
                                0, 0, 0, 0, 0, 0, 0, 0, };
John Koleszar's avatar
John Koleszar committed
223

224
// 3* dc_qlookup[Q]*dc_qlookup[Q];
225

226
/* values are now correlated to quantizer */
Paul Wilkins's avatar
Paul Wilkins committed
227 228 229
static int sad_per_bit16lut[QINDEX_RANGE];
static int sad_per_bit4lut[QINDEX_RANGE];

230
void vp9_init_me_luts() {
John Koleszar's avatar
John Koleszar committed
231 232 233 234 235 236 237
  int i;

  // Initialize the sad lut tables using a formulaic calculation for now
  // This is to make it easier to resolve the impact of experimental changes
  // to the quantizer tables.
  for (i = 0; i < QINDEX_RANGE; i++) {
    sad_per_bit16lut[i] =
238 239
      (int)((0.0418 * vp9_convert_qindex_to_q(i)) + 2.4107);
    sad_per_bit4lut[i] = (int)((0.063 * vp9_convert_qindex_to_q(i)) + 2.742);
John Koleszar's avatar
John Koleszar committed
240
  }
Paul Wilkins's avatar
Paul Wilkins committed
241
}
John Koleszar's avatar
John Koleszar committed
242

243
static int compute_rd_mult(int qindex) {
Dmitry Kovalev's avatar
Dmitry Kovalev committed
244
  int q = vp9_dc_quant(qindex, 0);
245
  return (11 * q * q) >> 2;
246 247
}

Dmitry Kovalev's avatar
Dmitry Kovalev committed
248 249 250
void vp9_initialize_me_consts(VP9_COMP *cpi, int qindex) {
  cpi->mb.sadperbit16 = sad_per_bit16lut[qindex];
  cpi->mb.sadperbit4 = sad_per_bit4lut[qindex];
John Koleszar's avatar
John Koleszar committed
251 252
}

253

Dmitry Kovalev's avatar
Dmitry Kovalev committed
254
void vp9_initialize_rd_consts(VP9_COMP *cpi, int qindex) {
255
  int q, i;
John Koleszar's avatar
John Koleszar committed
256

257
  vp9_clear_system_state();  // __asm emms;
John Koleszar's avatar
John Koleszar committed
258

John Koleszar's avatar
John Koleszar committed
259 260 261 262
  // Further tests required to see if optimum is different
  // for key frames, golden frames and arf frames.
  // if (cpi->common.refresh_golden_frame ||
  //     cpi->common.refresh_alt_ref_frame)
Dmitry Kovalev's avatar
Dmitry Kovalev committed
263
  qindex = (qindex < 0) ? 0 : ((qindex > MAXQ) ? MAXQ : qindex);
264

Dmitry Kovalev's avatar
Dmitry Kovalev committed
265
  cpi->RDMULT = compute_rd_mult(qindex);
John Koleszar's avatar
John Koleszar committed
266 267 268 269 270
  if (cpi->pass == 2 && (cpi->common.frame_type != KEY_FRAME)) {
    if (cpi->twopass.next_iiratio > 31)
      cpi->RDMULT += (cpi->RDMULT * rd_iifactor[31]) >> 4;
    else
      cpi->RDMULT +=
Dmitry Kovalev's avatar
Dmitry Kovalev committed
271
          (cpi->RDMULT * rd_iifactor[cpi->twopass.next_iiratio]) >> 4;
John Koleszar's avatar
John Koleszar committed
272
  }
273
  cpi->mb.errorperbit = cpi->RDMULT >> 6;
John Koleszar's avatar
John Koleszar committed
274
  cpi->mb.errorperbit += (cpi->mb.errorperbit == 0);
275

276
  vp9_set_speed_features(cpi);
John Koleszar's avatar
John Koleszar committed
277

Dmitry Kovalev's avatar
Dmitry Kovalev committed
278 279
  q = (int)pow(vp9_dc_quant(qindex, 0) >> 2, 1.25);
  q <<= 2;
John Koleszar's avatar
John Koleszar committed
280 281
  if (q < 8)
    q = 8;
282

John Koleszar's avatar
John Koleszar committed
283 284 285
  if (cpi->RDMULT > 1000) {
    cpi->RDDIV = 1;
    cpi->RDMULT /= 100;
John Koleszar's avatar
John Koleszar committed
286

John Koleszar's avatar
John Koleszar committed
287 288 289 290 291 292
    for (i = 0; i < MAX_MODES; i++) {
      if (cpi->sf.thresh_mult[i] < INT_MAX) {
        cpi->rd_threshes[i] = cpi->sf.thresh_mult[i] * q / 100;
      } else {
        cpi->rd_threshes[i] = INT_MAX;
      }
John Koleszar's avatar
John Koleszar committed
293

John Koleszar's avatar
John Koleszar committed
294
      cpi->rd_baseline_thresh[i] = cpi->rd_threshes[i];
John Koleszar's avatar
John Koleszar committed
295
    }
John Koleszar's avatar
John Koleszar committed
296 297
  } else {
    cpi->RDDIV = 100;
John Koleszar's avatar
John Koleszar committed
298

John Koleszar's avatar
John Koleszar committed
299 300 301 302 303 304
    for (i = 0; i < MAX_MODES; i++) {
      if (cpi->sf.thresh_mult[i] < (INT_MAX / q)) {
        cpi->rd_threshes[i] = cpi->sf.thresh_mult[i] * q;
      } else {
        cpi->rd_threshes[i] = INT_MAX;
      }
John Koleszar's avatar
John Koleszar committed
305

John Koleszar's avatar
John Koleszar committed
306
      cpi->rd_baseline_thresh[i] = cpi->rd_threshes[i];
John Koleszar's avatar
John Koleszar committed
307
    }
John Koleszar's avatar
John Koleszar committed
308
  }
John Koleszar's avatar
John Koleszar committed
309

310
  fill_token_costs(cpi->mb.token_costs[TX_4X4],
311
                   cpi->common.fc.coef_probs_4x4, BLOCK_TYPES);
312
  fill_token_costs(cpi->mb.token_costs[TX_8X8],
313
                   cpi->common.fc.coef_probs_8x8, BLOCK_TYPES);
314
  fill_token_costs(cpi->mb.token_costs[TX_16X16],
315
                   cpi->common.fc.coef_probs_16x16, BLOCK_TYPES);
316
  fill_token_costs(cpi->mb.token_costs[TX_32X32],
317
                   cpi->common.fc.coef_probs_32x32, BLOCK_TYPES);
318 319 320 321 322 323
#if CONFIG_CODE_NONZEROCOUNT
  fill_nzc_costs(cpi, 4);
  fill_nzc_costs(cpi, 8);
  fill_nzc_costs(cpi, 16);
  fill_nzc_costs(cpi, 32);
#endif
324

John Koleszar's avatar
John Koleszar committed
325 326
  /*rough estimate for costing*/
  cpi->common.kf_ymode_probs_index = cpi->common.base_qindex >> 4;
327
  vp9_init_mode_costs(cpi);
John Koleszar's avatar
John Koleszar committed
328

329
  if (cpi->common.frame_type != KEY_FRAME) {
330
    vp9_build_nmv_cost_table(
331 332 333 334 335 336
        cpi->mb.nmvjointcost,
        cpi->mb.e_mbd.allow_high_precision_mv ?
        cpi->mb.nmvcost_hp : cpi->mb.nmvcost,
        &cpi->common.fc.nmvc,
        cpi->mb.e_mbd.allow_high_precision_mv, 1, 1);
  }
John Koleszar's avatar
John Koleszar committed
337 338
}

339
int vp9_block_error_c(int16_t *coeff, int16_t *dqcoeff, int block_size) {
340
  int i, error = 0;
John Koleszar's avatar
John Koleszar committed
341

342
  for (i = 0; i < block_size; i++) {
John Koleszar's avatar
John Koleszar committed
343 344 345
    int this_diff = coeff[i] - dqcoeff[i];
    error += this_diff * this_diff;
  }
John Koleszar's avatar
John Koleszar committed
346

John Koleszar's avatar
John Koleszar committed
347
  return error;
John Koleszar's avatar
John Koleszar committed
348 349
}

350
int vp9_mbblock_error_c(MACROBLOCK *mb) {
John Koleszar's avatar
John Koleszar committed
351 352 353 354
  BLOCK  *be;
  BLOCKD *bd;
  int i, j;
  int berror, error = 0;
John Koleszar's avatar
John Koleszar committed
355

John Koleszar's avatar
John Koleszar committed
356 357 358 359
  for (i = 0; i < 16; i++) {
    be = &mb->block[i];
    bd = &mb->e_mbd.block[i];
    berror = 0;
360
    for (j = 0; j < 16; j++) {
John Koleszar's avatar
John Koleszar committed
361 362
      int this_diff = be->coeff[j] - bd->dqcoeff[j];
      berror += this_diff * this_diff;
John Koleszar's avatar
John Koleszar committed
363
    }
John Koleszar's avatar
John Koleszar committed
364 365 366
    error += berror;
  }
  return error;
John Koleszar's avatar
John Koleszar committed
367 368
}

369
int vp9_mbuverror_c(MACROBLOCK *mb) {
John Koleszar's avatar
John Koleszar committed
370 371
  BLOCK  *be;
  BLOCKD *bd;
John Koleszar's avatar
John Koleszar committed
372

373
  int i, error = 0;
John Koleszar's avatar
John Koleszar committed
374

John Koleszar's avatar
John Koleszar committed
375 376 377
  for (i = 16; i < 24; i++) {
    be = &mb->block[i];
    bd = &mb->e_mbd.block[i];
John Koleszar's avatar
John Koleszar committed
378

379
    error += vp9_block_error_c(be->coeff, bd->dqcoeff, 16);
John Koleszar's avatar
John Koleszar committed
380
  }
John Koleszar's avatar
John Koleszar committed
381

John Koleszar's avatar
John Koleszar committed
382
  return error;
John Koleszar's avatar
John Koleszar committed
383 384
}

385
int vp9_uvsse(MACROBLOCK *x) {
386 387 388
  uint8_t *uptr, *vptr;
  uint8_t *upred_ptr = (*(x->block[16].base_src) + x->block[16].src);
  uint8_t *vpred_ptr = (*(x->block[20].base_src) + x->block[20].src);
John Koleszar's avatar
John Koleszar committed
389 390 391 392
  int uv_stride = x->block[16].src_stride;

  unsigned int sse1 = 0;
  unsigned int sse2 = 0;
393 394
  int mv_row = x->e_mbd.mode_info_context->mbmi.mv[0].as_mv.row;
  int mv_col = x->e_mbd.mode_info_context->mbmi.mv[0].as_mv.col;
John Koleszar's avatar
John Koleszar committed
395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415
  int offset;
  int pre_stride = x->e_mbd.block[16].pre_stride;

  if (mv_row < 0)
    mv_row -= 1;
  else
    mv_row += 1;

  if (mv_col < 0)
    mv_col -= 1;
  else
    mv_col += 1;

  mv_row /= 2;
  mv_col /= 2;

  offset = (mv_row >> 3) * pre_stride + (mv_col >> 3);
  uptr = x->e_mbd.pre.u_buffer + offset;
  vptr = x->e_mbd.pre.v_buffer + offset;

  if ((mv_row | mv_col) & 7) {
416
    vp9_sub_pixel_variance8x8(uptr, pre_stride, (mv_col & 7) << 1,
417
                              (mv_row & 7) << 1, upred_ptr, uv_stride, &sse2);
418
    vp9_sub_pixel_variance8x8(vptr, pre_stride, (mv_col & 7) << 1,
419
                              (mv_row & 7) << 1, vpred_ptr, uv_stride, &sse1);
John Koleszar's avatar
John Koleszar committed
420 421
    sse2 += sse1;
  } else {
422 423
    vp9_variance8x8(uptr, pre_stride, upred_ptr, uv_stride, &sse2);
    vp9_variance8x8(vptr, pre_stride, vpred_ptr, uv_stride, &sse1);
John Koleszar's avatar
John Koleszar committed
424 425 426
    sse2 += sse1;
  }
  return sse2;
John Koleszar's avatar
John Koleszar committed
427 428
}

429
static INLINE int cost_coeffs(VP9_COMMON *const cm, MACROBLOCK *mb,
430
                              int ib, PLANE_TYPE type,
431 432 433
                              ENTROPY_CONTEXT *a,
                              ENTROPY_CONTEXT *l,
                              TX_SIZE tx_size) {
434
  MACROBLOCKD *const xd = &mb->e_mbd;
435 436
  MB_MODE_INFO *mbmi = &xd->mode_info_context->mbmi;
  int pt;
437
  const int eob = xd->eobs[ib];
438
  int c = 0;
439 440
  int cost = 0, pad;
  const int *scan, *nb;
441 442
  const int16_t *qcoeff_ptr = xd->qcoeff + ib * 16;
  const int ref = mbmi->ref_frame != INTRA_FRAME;
443
  unsigned int (*token_costs)[PREV_COEF_CONTEXTS][MAX_ENTROPY_TOKENS] =
444
      mb->token_costs[tx_size][type][ref];
445
  ENTROPY_CONTEXT a_ec, l_ec;
446 447 448 449
  ENTROPY_CONTEXT *const a1 = a +
      sizeof(ENTROPY_CONTEXT_PLANES)/sizeof(ENTROPY_CONTEXT);
  ENTROPY_CONTEXT *const l1 = l +
      sizeof(ENTROPY_CONTEXT_PLANES)/sizeof(ENTROPY_CONTEXT);
450

451 452 453 454 455
#if CONFIG_CODE_NONZEROCOUNT
  int nzc_context = vp9_get_nzc_context(cm, xd, ib);
  unsigned int *nzc_cost;
#else
  const int segment_id = xd->mode_info_context->mbmi.segment_id;
456 457
  vp9_prob (*coef_probs)[REF_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS]
                        [ENTROPY_NODES];
458
#endif
459 460
  int seg_eob, default_eob;
  uint8_t token_cache[1024];
461 462 463 464 465 466 467 468 469

  // Check for consistency of tx_size with mode info
  if (type == PLANE_TYPE_Y_WITH_DC) {
    assert(xd->mode_info_context->mbmi.txfm_size == tx_size);
  } else {
    TX_SIZE tx_size_uv = get_uv_tx_size(xd);
    assert(tx_size == tx_size_uv);
  }

470
  switch (tx_size) {
471 472 473
    case TX_4X4: {
      const TX_TYPE tx_type = (type == PLANE_TYPE_Y_WITH_DC) ?
                              get_tx_type_4x4(xd, ib) : DCT_DCT;
474 475
      a_ec = *a;
      l_ec = *l;
476 477 478
#if CONFIG_CODE_NONZEROCOUNT
      nzc_cost = mb->nzc_costs_4x4[nzc_context][ref][type];
#else
479
      coef_probs = cm->fc.coef_probs_4x4;
480
#endif
481
      seg_eob = 16;
482 483 484 485 486 487
      if (tx_type == ADST_DCT) {
        scan = vp9_row_scan_4x4;
      } else if (tx_type == DCT_ADST) {
        scan = vp9_col_scan_4x4;
      } else {
        scan = vp9_default_zig_zag1d_4x4;
Daniel Kang's avatar
Daniel Kang committed
488 489
      }
      break;
490
    }
Daniel Kang's avatar
Daniel Kang committed
491
    case TX_8X8:
492 493
      a_ec = (a[0] + a[1]) != 0;
      l_ec = (l[0] + l[1]) != 0;
494
      scan = vp9_default_zig_zag1d_8x8;
495 496 497
#if CONFIG_CODE_NONZEROCOUNT
      nzc_cost = mb->nzc_costs_8x8[nzc_context][ref][type];
#else
498
      coef_probs = cm->fc.coef_probs_8x8;
499
#endif
500
      seg_eob = 64;
Daniel Kang's avatar
Daniel Kang committed
501 502
      break;
    case TX_16X16:
503
      scan = vp9_default_zig_zag1d_16x16;
504 505 506
#if CONFIG_CODE_NONZEROCOUNT
      nzc_cost = mb->nzc_costs_16x16[nzc_context][ref][type];
#else
507
      coef_probs = cm->fc.coef_probs_16x16;
508
#endif
509
      seg_eob = 256;
510
      if (type == PLANE_TYPE_UV) {
511 512 513 514 515
        a_ec = (a[0] + a[1] + a1[0] + a1[1]) != 0;
        l_ec = (l[0] + l[1] + l1[0] + l1[1]) != 0;
      } else {
        a_ec = (a[0] + a[1] + a[2] + a[3]) != 0;
        l_ec = (l[0] + l[1] + l[2] + l[3]) != 0;
Deb Mukherjee's avatar
Deb Mukherjee committed
516
      }
Daniel Kang's avatar
Daniel Kang committed
517
      break;
518 519
    case TX_32X32:
      scan = vp9_default_zig_zag1d_32x32;
520 521 522
#if CONFIG_CODE_NONZEROCOUNT
      nzc_cost = mb->nzc_costs_32x32[nzc_context][ref][type];
#else
523
      coef_probs = cm->fc.coef_probs_32x32;
524
#endif
525
      seg_eob = 1024;
526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541
      if (type == PLANE_TYPE_UV) {
        ENTROPY_CONTEXT *a2, *a3, *l2, *l3;
        a2 = a1 + sizeof(ENTROPY_CONTEXT_PLANES) / sizeof(ENTROPY_CONTEXT);
        a3 = a2 + sizeof(ENTROPY_CONTEXT_PLANES) / sizeof(ENTROPY_CONTEXT);
        l2 = l1 + sizeof(ENTROPY_CONTEXT_PLANES) / sizeof(ENTROPY_CONTEXT);
        l3 = l2 + sizeof(ENTROPY_CONTEXT_PLANES) / sizeof(ENTROPY_CONTEXT);
        a_ec = (a[0] + a[1] + a1[0] + a1[1] +
                a2[0] + a2[1] + a3[0] + a3[1]) != 0;
        l_ec = (l[0] + l[1] + l1[0] + l1[1] +
                l2[0] + l2[1] + l3[0] + l3[1]) != 0;
      } else {
        a_ec = (a[0] + a[1] + a[2] + a[3] +
                a1[0] + a1[1] + a1[2] + a1[3]) != 0;
        l_ec = (l[0] + l[1] + l[2] + l[3] +
                l1[0] + l1[1] + l1[2] + l1[3]) != 0;
      }
542
      break;
Daniel Kang's avatar
Daniel Kang committed
543
    default:
544
      abort();
Daniel Kang's avatar
Daniel Kang committed
545 546
      break;
  }
547

548
  VP9_COMBINEENTROPYCONTEXTS(pt, a_ec, l_ec);
549 550
  nb = vp9_get_coef_neighbors_handle(scan, &pad);
  default_eob = seg_eob;
551

552
#if CONFIG_CODE_NONZEROCOUNT == 0
Paul Wilkins's avatar
Paul Wilkins committed
553 554
  if (vp9_segfeature_active(xd, segment_id, SEG_LVL_SKIP))
    seg_eob = 0;
555
#endif
556

557
  {
558 559 560
#if CONFIG_CODE_NONZEROCOUNT
    int nzc = 0;
#endif
561 562
    for (; c < eob; c++) {
      int v = qcoeff_ptr[scan[c]];
563
      int t = vp9_dct_value_tokens_ptr[v].Token;
564 565 566
#if CONFIG_CODE_NONZEROCOUNT
      nzc += (v != 0);
#endif
567
      token_cache[c] = t;
568
      cost += token_costs[get_coef_band(tx_size, c)][pt][t];
569
      cost += vp9_dct_value_cost_ptr[v];
570 571 572 573 574 575 576
#if !CONFIG_CODE_NONZEROCOUNT
      if (!c || token_cache[c - 1])
        cost += vp9_cost_bit(coef_probs[type][ref]
                                       [get_coef_band(tx_size, c)]
                                       [pt][0], 1);
#endif
      pt = vp9_get_coef_context(scan, nb, pad, token_cache, c, default_eob);
577
    }
578 579 580
#if CONFIG_CODE_NONZEROCOUNT
    cost += nzc_cost[nzc];
#else
581
    if (c < seg_eob)
582
      cost += mb->token_costs[tx_size][type][ref][get_coef_band(tx_size, c)]
583
          [pt][DCT_EOB_TOKEN];
584
#endif
585 586
  }

587
  // is eob first coefficient;
588
  pt = (c > 0);
589
  *a = *l = pt;
590 591 592 593 594 595 596 597 598 599 600 601 602 603
  if (tx_size >= TX_8X8) {
    a[1] = l[1] = pt;
    if (tx_size >= TX_16X16) {
      if (type == PLANE_TYPE_UV) {
        a1[0] = a1[1] = l1[0] = l1[1] = pt;
      } else {
        a[2] = a[3] = l[2] = l[3] = pt;
        if (tx_size >= TX_32X32) {
          a1[0] = a1[1] = a1[2] = a1[3] = pt;
          l1[0] = l1[1] = l1[2] = l1[3] = pt;
        }
      }
    }
  }
604 605 606
  return cost;
}

607
static int rdcost_mby_4x4(VP9_COMMON *const cm, MACROBLOCK *mb) {
John Koleszar's avatar
John Koleszar committed
608 609
  int cost = 0;
  int b;
Paul Wilkins's avatar
Paul Wilkins committed
610
  MACROBLOCKD *xd = &mb->e_mbd;
John Koleszar's avatar
John Koleszar committed
611
  ENTROPY_CONTEXT_PLANES t_above, t_left;
612 613
  ENTROPY_CONTEXT *ta = (ENTROPY_CONTEXT *)&t_above;
  ENTROPY_CONTEXT *tl = (ENTROPY_CONTEXT *)&t_left;
John Koleszar's avatar
John Koleszar committed
614

615 616
  vpx_memcpy(&t_above, xd->above_context, sizeof(t_above));
  vpx_memcpy(&t_left, xd->left_context, sizeof(t_left));
John Koleszar's avatar
John Koleszar committed
617

John Koleszar's avatar
John Koleszar committed
618
  for (b = 0; b < 16; b++)
619
    cost += cost_coeffs(cm, mb, b, PLANE_TYPE_Y_WITH_DC,
Yaowu Xu's avatar
Yaowu Xu committed
620 621
                        ta + vp9_block2above[TX_4X4][b],
                        tl + vp9_block2left[TX_4X4][b],
Daniel Kang's avatar
Daniel Kang committed
622
                        TX_4X4);
John Koleszar's avatar
John Koleszar committed
623

John Koleszar's avatar
John Koleszar committed
624
  return cost;
John Koleszar's avatar
John Koleszar committed
625 626
}

627 628
static void macro_block_yrd_4x4(VP9_COMMON *const cm,
                                MACROBLOCK *mb,
629 630 631
                                int *rate,
                                int *distortion,
                                int *skippable) {
Paul Wilkins's avatar
Paul Wilkins committed
632
  MACROBLOCKD *const xd = &mb->e_mbd;
633

634 635 636
  xd->mode_info_context->mbmi.txfm_size = TX_4X4;
  vp9_transform_mby_4x4(mb);
  vp9_quantize_mby_4x4(mb);
637

638 639
  *distortion = vp9_mbblock_error(mb) >> 2;
  *rate = rdcost_mby_4x4(cm, mb);
640
  *skippable = vp9_mby_is_skippable_4x4(xd);
641
}
John Koleszar's avatar
John Koleszar committed
642

643
static int rdcost_mby_8x8(VP9_COMMON *const cm, MACROBLOCK *mb) {
John Koleszar's avatar
John Koleszar committed
644 645
  int cost = 0;
  int b;
Paul Wilkins's avatar
Paul Wilkins committed
646
  MACROBLOCKD *xd = &mb->e_mbd;
John Koleszar's avatar
John Koleszar committed
647
  ENTROPY_CONTEXT_PLANES t_above, t_left;
648 649
  ENTROPY_CONTEXT *ta = (ENTROPY_CONTEXT *)&t_above;
  ENTROPY_CONTEXT *tl = (ENTROPY_CONTEXT *)&t_left;
John Koleszar's avatar
John Koleszar committed
650

651 652
  vpx_memcpy(&t_above, xd->above_context, sizeof(t_above));
  vpx_memcpy(&t_left,  xd->left_context, sizeof(t_left));
John Koleszar's avatar
John Koleszar committed
653 654

  for (b = 0; b < 16; b += 4)
655
    cost += cost_coeffs(cm, mb, b, PLANE_TYPE_Y_WITH_DC,
Yaowu Xu's avatar
Yaowu Xu committed
656 657
                        ta + vp9_block2above[TX_8X8][b],
                        tl + vp9_block2left[TX_8X8][b],
Daniel Kang's avatar
Daniel Kang committed
658
                        TX_8X8);
John Koleszar's avatar
John Koleszar committed
659 660

  return cost;
661 662
}

663 664
static void macro_block_yrd_8x8(VP9_COMMON *const cm,
                                MACROBLOCK *mb,
665 666 667
                                int *rate,
                                int *distortion,
                                int *skippable) {
Paul Wilkins's avatar
Paul Wilkins committed
668
  MACROBLOCKD *const xd = &mb->e_mbd;
669 670

  xd->mode_info_context->mbmi.txfm_size = TX_8X8;
671 672
  vp9_transform_mby_8x8(mb);
  vp9_quantize_mby_8x8(mb);
John Koleszar's avatar
John Koleszar committed
673

674 675
  *distortion = vp9_mbblock_error(mb) >> 2;
  *rate = rdcost_mby_8x8(cm, mb);
676
  *skippable = vp9_mby_is_skippable_8x8(xd);
677
}
678

679 680
static int rdcost_mby_16x16(VP9_COMMON *const cm, MACROBLOCK *mb) {
  MACROBLOCKD *const xd = &mb->e_mbd;
Daniel Kang's avatar
Daniel Kang committed
681
  ENTROPY_CONTEXT_PLANES t_above, t_left;
682 683
  ENTROPY_CONTEXT *ta = (ENTROPY_CONTEXT *)&t_above;
  ENTROPY_CONTEXT *tl = (ENTROPY_CONTEXT *)&t_left;
Daniel Kang's avatar
Daniel Kang committed
684

685 686
  vpx_memcpy(&t_above, xd->above_context, sizeof(t_above));
  vpx_memcpy(&t_left, xd->left_context, sizeof(t_left));
Daniel Kang's avatar
Daniel Kang committed
687

688
  return cost_coeffs(cm, mb, 0, PLANE_TYPE_Y_WITH_DC, ta, tl, TX_16X16);
Daniel Kang's avatar
Daniel Kang committed
689
}
690

691
static void macro_block_yrd_16x16(VP9_COMMON *const cm, MACROBLOCK *mb,
692 693
                                  int *rate, int *distortion, int *skippable) {
  MACROBLOCKD *const xd = &mb->e_mbd;
Daniel Kang's avatar
Daniel Kang committed
694

695 696
  xd->mode_info_context->mbmi.txfm_size = TX_16X16;
  vp9_transform_mby_16x16(mb);
697
  vp9_quantize_mby_16x16(mb);
698 699 700
  // TODO(jingning) is it possible to quickly determine whether to force
  //                trailing coefficients to be zero, instead of running trellis
  //                optimization in the rate-distortion optimization loop?
701 702
  if (mb->optimize &&
      xd->mode_info_context->mbmi.mode < I8X8_PRED)
703
    vp9_optimize_mby_16x16(cm, mb);
704

705 706
  *distortion = vp9_mbblock_error(mb) >> 2;
  *rate = rdcost_mby_16x16(cm, mb);
707
  *skippable = vp9_mby_is_skippable_16x16(xd);
Daniel Kang's avatar
Daniel Kang committed
708 709
}

710
static void choose_txfm_size_from_rd(VP9_COMP *cpi, MACROBLOCK *x,
711 712 713 714 715
                                     int (*r)[2], int *rate,
                                     int *d, int *distortion,
                                     int *s, int *skip,
                                     int64_t txfm_cache[NB_TXFM_MODES],
                                     TX_SIZE max_txfm_size) {
716 717 718 719 720
  VP9_COMMON *const cm = &cpi->common;
  MACROBLOCKD *const xd = &x->e_mbd;
  MB_MODE_INFO *const mbmi = &xd->mode_info_context->mbmi;
  vp9_prob skip_prob = cm->mb_no_coeff_skip ?
                       vp9_get_pred_prob(cm, xd, PRED_MBSKIP) : 128;
721 722 723 724 725 726 727 728 729 730 731 732
  int64_t rd[TX_SIZE_MAX_SB][2];
  int n, m;

  for (n = TX_4X4; n <= max_txfm_size; n++) {
    r[n][1] = r[n][0];
    for (m = 0; m <= n - (n == max_txfm_size); m++) {
      if (m == n)
        r[n][1] += vp9_cost_zero(cm->prob_tx[m]);
      else
        r[n][1] += vp9_cost_one(cm->prob_tx[m]);
    }
  }
733 734 735 736 737 738 739 740

  if (cm->mb_no_coeff_skip) {
    int s0, s1;

    assert(skip_prob > 0);
    s0 = vp9_cost_bit(skip_prob, 0);
    s1 = vp9_cost_bit(skip_prob, 1);

741
    for (n = TX_4X4; n <= max_txfm_size; n++) {
742
      if (s[n]) {
743
        rd[n][0] = rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1, d[n]);
744
      } else {
745 746
        rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0] + s0, d[n]);
        rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1] + s0, d[n]);
747
      }
748 749
    }
  } else {
750 751 752
    for (n = TX_4X4; n <= max_txfm_size; n++) {
      rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0], d[n]);
      rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1], d[n]);
753 754 755
    }
  }

756 757 758 759 760 761
  if (max_txfm_size == TX_32X32 &&
      (cm->txfm_mode == ALLOW_32X32 ||
       (cm->txfm_mode == TX_MODE_SELECT &&
        rd[TX_32X32][1] < rd[TX_16X16][1] && rd[TX_32X32][1] < rd[TX_8X8][1] &&
        rd[TX_32X32][1] < rd[TX_4X4][1]))) {
    mbmi->txfm_size = TX_32X32;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
762 763 764 765 766
  } else if ( cm->txfm_mode == ALLOW_16X16 ||
             (max_txfm_size == TX_16X16 && cm->txfm_mode == ALLOW_32X32) ||
             (cm->txfm_mode == TX_MODE_SELECT &&
              rd[TX_16X16][1] < rd[TX_8X8][1] &&
              rd[TX_16X16][1] < rd[TX_4X4][1])) {
767
    mbmi->txfm_size = TX_16X16;
768
  } else if (cm->txfm_mode == ALLOW_8X8 ||
769
           (cm->txfm_mode == TX_MODE_SELECT && rd[TX_8X8][1] < rd[TX_4X4][1])) {
770 771
    mbmi->txfm_size = TX_8X8;
  } else {
772
    assert(cm->txfm_mode == ONLY_4X4 || cm->txfm_mode == TX_MODE_SELECT);
773 774 775
    mbmi->txfm_size = TX_4X4;
  }

776
  *distortion = d[mbmi->txfm_size];
777
  *rate       = r[mbmi->txfm_size][cm->txfm_mode == TX_MODE_SELECT];
778 779
  *skip       = s[mbmi->txfm_size];

780 781 782 783 784 785 786 787
  txfm_cache[ONLY_4X4] = rd[TX_4X4][0];
  txfm_cache[ALLOW_8X8] = rd[TX_8X8][0];
  txfm_cache[ALLOW_16X16] = rd[TX_16X16][0];
  txfm_cache[ALLOW_32X32] = rd[max_txfm_size][0];
  if (max_txfm_size == TX_32X32 &&
      rd[TX_32X32][1] < rd[TX_16X16][1] && rd[TX_32X32][1] < rd[TX_8X8][1] &&
      rd[TX_32X32][1] < rd[TX_4X4][1])
    txfm_cache[TX_MODE_SELECT] = rd[TX_32X32][1];
Ronald S. Bultje's avatar
Ronald S. Bultje committed
788
  else if (rd[TX_16X16][1] < rd[TX_8X8][1] && rd[TX_16X16][1] < rd[TX_4X4][1])
789
    txfm_cache[TX_MODE_SELECT] = rd[TX_16X16][1];
790
  else
791 792
    txfm_cache[TX_MODE_SELECT] = rd[TX_4X4][1] < rd[TX_8X8][1] ?
                                 rd[TX_4X4][1] : rd[TX_8X8][1];
793 794 795 796 797
}

static void macro_block_yrd(VP9_COMP *cpi, MACROBLOCK *x, int *rate,
                            int *distortion, int *skippable,
                            int64_t txfm_cache[NB_TXFM_MODES]) {
798
  VP9_COMMON *const cm = &cpi->common;
799
  MACROBLOCKD *const xd = &x->e_mbd;
800
  int r[TX_SIZE_MAX_MB][2], d[TX_SIZE_MAX_MB], s[TX_SIZE_MAX_MB];
801 802 803

  vp9_subtract_mby(x->src_diff, *(x->block[0].base_src), xd->predictor,
                   x->block[0].src_stride);
804

805 806 807
  macro_block_yrd_16x16(cm, x, &r[TX_16X16][0], &d[TX_16X16], &s[TX_16X16]);
  macro_block_yrd_8x8(cm, x, &r[TX_8X8][0], &d[TX_8X8], &s[TX_8X8]);
  macro_block_yrd_4x4(cm, x, &r[TX_4X4][0], &d[TX_4X4], &s[TX_4X4]);
808 809

  choose_txfm_size_from_rd(cpi, x, r, rate, d, distortion, s, skippable,
810
                           txfm_cache, TX_16X16);
811 812
}

813
static void copy_predictor(uint8_t *dst, const uint8_t *predictor) {
John Koleszar's avatar
John Koleszar committed
814 815 816 817 818 819
  const unsigned int *p = (const unsigned int *)predictor;
  unsigned int *d = (unsigned int *)dst;
  d[0] = p[0];
  d[4] = p[4];
  d[8] = p[8];
  d[12] = p[12];
820
}
Yaowu Xu's avatar
Yaowu Xu committed
821

822
static int vp9_sb_block_error_c(int16_t *coeff, int16_t