vp9_encodeframe.c 97.3 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
 */


#include "vpx_ports/config.h"
13
#include "vp9/encoder/vp9_encodeframe.h"
14 15
#include "vp9/encoder/vp9_encodemb.h"
#include "vp9/encoder/vp9_encodemv.h"
16
#include "vp9/common/vp9_common.h"
17
#include "vp9/encoder/vp9_onyx_int.h"
18
#include "vp9/common/vp9_extend.h"
Yaowu Xu's avatar
Yaowu Xu committed
19
#include "vp9/common/vp9_entropy.h"
20 21
#include "vp9/common/vp9_entropymode.h"
#include "vp9/common/vp9_quant_common.h"
22
#include "vp9/encoder/vp9_segmentation.h"
23 24
#include "vp9/common/vp9_setupintrarecon.h"
#include "vp9/common/vp9_reconintra4x4.h"
25
#include "vp9/encoder/vp9_encodeintra.h"
26 27
#include "vp9/common/vp9_reconinter.h"
#include "vp9/common/vp9_invtrans.h"
28
#include "vp9/encoder/vp9_rdopt.h"
29 30 31 32
#include "vp9/common/vp9_findnearmv.h"
#include "vp9/common/vp9_reconintra.h"
#include "vp9/common/vp9_seg_common.h"
#include "vp9/encoder/vp9_tokenize.h"
33
#include "vp9_rtcd.h"
John Koleszar's avatar
John Koleszar committed
34
#include <stdio.h>
35
#include <math.h>
John Koleszar's avatar
John Koleszar committed
36 37
#include <limits.h>
#include "vpx_ports/vpx_timer.h"
38 39
#include "vp9/common/vp9_pred_common.h"
#include "vp9/common/vp9_mvref_common.h"
Paul Wilkins's avatar
Paul Wilkins committed
40

Yaowu Xu's avatar
Yaowu Xu committed
41
#define DBG_PRNT_SEGMAP 0
42

43
// #define ENC_DEBUG
44
#ifdef ENC_DEBUG
John Koleszar's avatar
John Koleszar committed
45
int enc_debug = 0;
46 47
#endif

48 49
extern void select_interp_filter_type(VP9_COMP *cpi);

Ronald S. Bultje's avatar
Ronald S. Bultje committed
50 51 52
static void encode_macroblock(VP9_COMP *cpi, TOKENEXTRA **t,
                              int recon_yoffset, int recon_uvoffset,
                              int output_enabled, int mb_row, int mb_col);
53

Ronald S. Bultje's avatar
Ronald S. Bultje committed
54 55 56 57 58 59 60
static void encode_superblock32(VP9_COMP *cpi, TOKENEXTRA **t,
                                int recon_yoffset, int recon_uvoffset,
                                int output_enabled, int mb_row, int mb_col);

static void encode_superblock64(VP9_COMP *cpi, TOKENEXTRA **t,
                                int recon_yoffset, int recon_uvoffset,
                                int output_enabled, int mb_row, int mb_col);
61

62
static void adjust_act_zbin(VP9_COMP *cpi, MACROBLOCK *x);
63

John Koleszar's avatar
John Koleszar committed
64
#ifdef MODE_STATS
65
unsigned int inter_y_modes[MB_MODE_COUNT];
66
unsigned int inter_uv_modes[VP9_UV_MODES];
67
unsigned int inter_b_modes[B_MODE_COUNT];
68 69 70 71
unsigned int y_modes[VP9_YMODES];
unsigned int i8x8_modes[VP9_I8X8_MODES];
unsigned int uv_modes[VP9_UV_MODES];
unsigned int uv_modes_y[VP9_YMODES][VP9_UV_MODES];
72
unsigned int b_modes[B_MODE_COUNT];
John Koleszar's avatar
John Koleszar committed
73 74 75
#endif


76 77 78
/* activity_avg must be positive, or flat regions could get a zero weight
 *  (infinite lambda), which confounds analysis.
 * This also avoids the need for divide by zero checks in
79
 *  vp9_activity_masking().
80
 */
81
#define VP9_ACTIVITY_AVG_MIN (64)
82 83 84 85 86 87

/* This is used as a reference when computing the source variance for the
 *  purposes of activity masking.
 * Eventually this should be replaced by custom no-reference routines,
 *  which will be faster.
 */
88
static const uint8_t VP9_VAR_OFFS[16] = {
John Koleszar's avatar
John Koleszar committed
89
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128
90 91
};

92 93

// Original activity measure from Tim T's code.
94
static unsigned int tt_activity_measure(VP9_COMP *cpi, MACROBLOCK *x) {
John Koleszar's avatar
John Koleszar committed
95 96 97 98 99 100 101 102 103
  unsigned int act;
  unsigned int sse;
  /* TODO: This could also be done over smaller areas (8x8), but that would
   *  require extensive changes elsewhere, as lambda is assumed to be fixed
   *  over an entire MB in most of the code.
   * Another option is to compute four 8x8 variances, and pick a single
   *  lambda using a non-linear combination (e.g., the smallest, or second
   *  smallest, etc.).
   */
104
  act = vp9_variance16x16(x->src.y_buffer, x->src.y_stride, VP9_VAR_OFFS, 0,
105
                          &sse);
John Koleszar's avatar
John Koleszar committed
106 107 108 109 110 111 112
  act = act << 4;

  /* If the region is flat, lower the activity some more. */
  if (act < 8 << 12)
    act = act < 5 << 12 ? act : 5 << 12;

  return act;
113 114
}

115
// Stub for alternative experimental activity measures.
116
static unsigned int alt_activity_measure(VP9_COMP *cpi,
John Koleszar's avatar
John Koleszar committed
117
                                         MACROBLOCK *x, int use_dc_pred) {
118
  return vp9_encode_intra(cpi, x, use_dc_pred);
119 120 121 122 123
}


// Measure the activity of the current macroblock
// What we measure here is TBD so abstracted to this function
124
#define ALT_ACT_MEASURE 1
125
static unsigned int mb_activity_measure(VP9_COMP *cpi, MACROBLOCK *x,
John Koleszar's avatar
John Koleszar committed
126 127
                                        int mb_row, int mb_col) {
  unsigned int mb_activity;
128

John Koleszar's avatar
John Koleszar committed
129 130
  if (ALT_ACT_MEASURE) {
    int use_dc_pred = (mb_col || mb_row) && (!mb_col || !mb_row);
131

John Koleszar's avatar
John Koleszar committed
132 133 134 135 136 137
    // Or use and alternative.
    mb_activity = alt_activity_measure(cpi, x, use_dc_pred);
  } else {
    // Original activity measure from Tim T's code.
    mb_activity = tt_activity_measure(cpi, x);
  }
138

139 140
  if (mb_activity < VP9_ACTIVITY_AVG_MIN)
    mb_activity = VP9_ACTIVITY_AVG_MIN;
141

John Koleszar's avatar
John Koleszar committed
142
  return mb_activity;
143 144 145
}

// Calculate an "average" mb activity value for the frame
146
#define ACT_MEDIAN 0
147
static void calc_av_activity(VP9_COMP *cpi, int64_t activity_sum) {
148
#if ACT_MEDIAN
John Koleszar's avatar
John Koleszar committed
149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177
  // Find median: Simple n^2 algorithm for experimentation
  {
    unsigned int median;
    unsigned int i, j;
    unsigned int *sortlist;
    unsigned int tmp;

    // Create a list to sort to
    CHECK_MEM_ERROR(sortlist,
    vpx_calloc(sizeof(unsigned int),
    cpi->common.MBs));

    // Copy map to sort list
    vpx_memcpy(sortlist, cpi->mb_activity_map,
    sizeof(unsigned int) * cpi->common.MBs);


    // Ripple each value down to its correct position
    for (i = 1; i < cpi->common.MBs; i ++) {
      for (j = i; j > 0; j --) {
        if (sortlist[j] < sortlist[j - 1]) {
          // Swap values
          tmp = sortlist[j - 1];
          sortlist[j - 1] = sortlist[j];
          sortlist[j] = tmp;
        } else
          break;
      }
    }
178

John Koleszar's avatar
John Koleszar committed
179 180 181
    // Even number MBs so estimate median as mean of two either side.
    median = (1 + sortlist[cpi->common.MBs >> 1] +
              sortlist[(cpi->common.MBs >> 1) + 1]) >> 1;
182

John Koleszar's avatar
John Koleszar committed
183
    cpi->activity_avg = median;
184

John Koleszar's avatar
John Koleszar committed
185 186
    vpx_free(sortlist);
  }
187
#else
John Koleszar's avatar
John Koleszar committed
188 189
  // Simple mean for now
  cpi->activity_avg = (unsigned int)(activity_sum / cpi->common.MBs);
190 191
#endif

192 193
  if (cpi->activity_avg < VP9_ACTIVITY_AVG_MIN)
    cpi->activity_avg = VP9_ACTIVITY_AVG_MIN;
194

John Koleszar's avatar
John Koleszar committed
195 196 197
  // Experimental code: return fixed value normalized for several clips
  if (ALT_ACT_MEASURE)
    cpi->activity_avg = 100000;
198 199
}

200
#define USE_ACT_INDEX   0
201
#define OUTPUT_NORM_ACT_STATS   0
202 203 204

#if USE_ACT_INDEX
// Calculate and activity index for each mb
205 206
static void calc_activity_index(VP9_COMP *cpi, MACROBLOCK *x) {
  VP9_COMMON *const cm = &cpi->common;
John Koleszar's avatar
John Koleszar committed
207
  int mb_row, mb_col;
208

John Koleszar's avatar
John Koleszar committed
209 210 211
  int64_t act;
  int64_t a;
  int64_t b;
212 213

#if OUTPUT_NORM_ACT_STATS
John Koleszar's avatar
John Koleszar committed
214 215
  FILE *f = fopen("norm_act.stt", "a");
  fprintf(f, "\n%12d\n", cpi->activity_avg);
216 217
#endif

John Koleszar's avatar
John Koleszar committed
218 219
  // Reset pointers to start of activity map
  x->mb_activity_ptr = cpi->mb_activity_map;
220

John Koleszar's avatar
John Koleszar committed
221 222 223 224 225 226
  // Calculate normalized mb activity number.
  for (mb_row = 0; mb_row < cm->mb_rows; mb_row++) {
    // for each macroblock col in image
    for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) {
      // Read activity from the map
      act = *(x->mb_activity_ptr);
227

John Koleszar's avatar
John Koleszar committed
228 229 230
      // Calculate a normalized activity number
      a = act + 4 * cpi->activity_avg;
      b = 4 * act + cpi->activity_avg;
231

John Koleszar's avatar
John Koleszar committed
232 233 234 235
      if (b >= a)
        *(x->activity_ptr) = (int)((b + (a >> 1)) / a) - 1;
      else
        *(x->activity_ptr) = 1 - (int)((a + (b >> 1)) / b);
236 237

#if OUTPUT_NORM_ACT_STATS
John Koleszar's avatar
John Koleszar committed
238
      fprintf(f, " %6d", *(x->mb_activity_ptr));
239
#endif
John Koleszar's avatar
John Koleszar committed
240 241 242
      // Increment activity map pointers
      x->mb_activity_ptr++;
    }
243 244

#if OUTPUT_NORM_ACT_STATS
John Koleszar's avatar
John Koleszar committed
245
    fprintf(f, "\n");
246 247
#endif

John Koleszar's avatar
John Koleszar committed
248
  }
249 250

#if OUTPUT_NORM_ACT_STATS
John Koleszar's avatar
John Koleszar committed
251
  fclose(f);
252 253 254
#endif

}
255
#endif
256 257 258

// Loop through all MBs. Note activity of each, average activity and
// calculate a normalized activity for each
259
static void build_activity_map(VP9_COMP *cpi) {
John Koleszar's avatar
John Koleszar committed
260
  MACROBLOCK *const x = &cpi->mb;
John Koleszar's avatar
John Koleszar committed
261
  MACROBLOCKD *xd = &x->e_mbd;
262
  VP9_COMMON *const cm = &cpi->common;
263

264
#if ALT_ACT_MEASURE
John Koleszar's avatar
John Koleszar committed
265 266 267
  YV12_BUFFER_CONFIG *new_yv12 = &cm->yv12_fb[cm->new_fb_idx];
  int recon_yoffset;
  int recon_y_stride = new_yv12->y_stride;
268 269
#endif

John Koleszar's avatar
John Koleszar committed
270 271 272
  int mb_row, mb_col;
  unsigned int mb_activity;
  int64_t activity_sum = 0;
273

John Koleszar's avatar
John Koleszar committed
274 275
  // for each macroblock row in image
  for (mb_row = 0; mb_row < cm->mb_rows; mb_row++) {
276
#if ALT_ACT_MEASURE
John Koleszar's avatar
John Koleszar committed
277 278 279
    // reset above block coeffs
    xd->up_available = (mb_row != 0);
    recon_yoffset = (mb_row * recon_y_stride * 16);
280
#endif
John Koleszar's avatar
John Koleszar committed
281 282
    // for each macroblock col in image
    for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) {
283
#if ALT_ACT_MEASURE
John Koleszar's avatar
John Koleszar committed
284 285 286
      xd->dst.y_buffer = new_yv12->y_buffer + recon_yoffset;
      xd->left_available = (mb_col != 0);
      recon_yoffset += 16;
287
#endif
288
#if !CONFIG_SUPERBLOCKS
John Koleszar's avatar
John Koleszar committed
289
      // Copy current mb to a buffer
290
      vp9_copy_mem16x16(x->src.y_buffer, x->src.y_stride, x->thismb, 16);
291
#endif
292

John Koleszar's avatar
John Koleszar committed
293 294
      // measure activity
      mb_activity = mb_activity_measure(cpi, x, mb_row, mb_col);
295

John Koleszar's avatar
John Koleszar committed
296 297
      // Keep frame sum
      activity_sum += mb_activity;
298

John Koleszar's avatar
John Koleszar committed
299 300
      // Store MB level activity details.
      *x->mb_activity_ptr = mb_activity;
301

John Koleszar's avatar
John Koleszar committed
302 303
      // Increment activity map pointer
      x->mb_activity_ptr++;
304

John Koleszar's avatar
John Koleszar committed
305 306 307
      // adjust to the next column of source macroblocks
      x->src.y_buffer += 16;
    }
308

309

John Koleszar's avatar
John Koleszar committed
310 311
    // adjust to the next row of mbs
    x->src.y_buffer += 16 * x->src.y_stride - 16 * cm->mb_cols;
312 313

#if ALT_ACT_MEASURE
John Koleszar's avatar
John Koleszar committed
314
    // extend the recon for intra prediction
315
    vp9_extend_mb_row(new_yv12, xd->dst.y_buffer + 16,
John Koleszar's avatar
John Koleszar committed
316
                      xd->dst.u_buffer + 8, xd->dst.v_buffer + 8);
317 318
#endif

John Koleszar's avatar
John Koleszar committed
319
  }
320

John Koleszar's avatar
John Koleszar committed
321 322
  // Calculate an "average" MB activity
  calc_av_activity(cpi, activity_sum);
323

324
#if USE_ACT_INDEX
John Koleszar's avatar
John Koleszar committed
325 326
  // Calculate an activity index number of each mb
  calc_activity_index(cpi, x);
327 328
#endif

329 330
}

331
// Macroblock activity masking
332
void vp9_activity_masking(VP9_COMP *cpi, MACROBLOCK *x) {
333
#if USE_ACT_INDEX
John Koleszar's avatar
John Koleszar committed
334 335 336
  x->rdmult += *(x->mb_activity_ptr) * (x->rdmult >> 2);
  x->errorperbit = x->rdmult * 100 / (110 * x->rddiv);
  x->errorperbit += (x->errorperbit == 0);
337
#else
John Koleszar's avatar
John Koleszar committed
338 339 340
  int64_t a;
  int64_t b;
  int64_t act = *(x->mb_activity_ptr);
341

John Koleszar's avatar
John Koleszar committed
342 343 344
  // Apply the masking to the RD multiplier.
  a = act + (2 * cpi->activity_avg);
  b = (2 * act) + cpi->activity_avg;
345

John Koleszar's avatar
John Koleszar committed
346 347 348
  x->rdmult = (unsigned int)(((int64_t)x->rdmult * b + (a >> 1)) / a);
  x->errorperbit = x->rdmult * 100 / (110 * x->rddiv);
  x->errorperbit += (x->errorperbit == 0);
349
#endif
350

John Koleszar's avatar
John Koleszar committed
351 352
  // Activity based Zbin adjustment
  adjust_act_zbin(cpi, x);
353
}
John Koleszar's avatar
John Koleszar committed
354

Deb Mukherjee's avatar
Deb Mukherjee committed
355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399
#if CONFIG_NEW_MVREF
static int vp9_cost_mv_ref_id(vp9_prob * ref_id_probs, int mv_ref_id) {
  int cost;

  // Encode the index for the MV reference.
  switch (mv_ref_id) {
    case 0:
      cost = vp9_cost_zero(ref_id_probs[0]);
      break;
    case 1:
      cost = vp9_cost_one(ref_id_probs[0]);
      cost += vp9_cost_zero(ref_id_probs[1]);
      break;
    case 2:
      cost = vp9_cost_one(ref_id_probs[0]);
      cost += vp9_cost_one(ref_id_probs[1]);
      cost += vp9_cost_zero(ref_id_probs[2]);
      break;
    case 3:
      cost = vp9_cost_one(ref_id_probs[0]);
      cost += vp9_cost_one(ref_id_probs[1]);
      cost += vp9_cost_one(ref_id_probs[2]);
      break;

      // TRAP.. This should not happen
    default:
      assert(0);
      break;
  }
  return cost;
}

// Estimate the cost of each coding the vector using each reference candidate
static unsigned int pick_best_mv_ref(MACROBLOCK *x,
                                     MV_REFERENCE_FRAME ref_frame,
                                     int_mv target_mv,
                                     int_mv * mv_ref_list,
                                     int_mv * best_ref) {
  int i;
  int best_index = 0;
  int cost, cost2;
  int zero_seen = (mv_ref_list[0].as_int) ? FALSE : TRUE;
  MACROBLOCKD *xd = &x->e_mbd;
  int max_mv = MV_MAX;

400
  cost = vp9_cost_mv_ref_id(xd->mb_mv_ref_probs[ref_frame], 0) +
Deb Mukherjee's avatar
Deb Mukherjee committed
401 402 403
         vp9_mv_bit_cost(&target_mv, &mv_ref_list[0], x->nmvjointcost,
                         x->mvcost, 96, xd->allow_high_precision_mv);

Paul Wilkins's avatar
Paul Wilkins committed
404
  for (i = 1; i < MAX_MV_REF_CANDIDATES; ++i) {
Deb Mukherjee's avatar
Deb Mukherjee committed
405 406
    // If we see a 0,0 reference vector for a second time we have reached
    // the end of the list of valid candidate vectors.
Jim Bankoski's avatar
Jim Bankoski committed
407
    if (!mv_ref_list[i].as_int) {
Deb Mukherjee's avatar
Deb Mukherjee committed
408 409 410 411
      if (zero_seen)
        break;
      else
        zero_seen = TRUE;
Jim Bankoski's avatar
Jim Bankoski committed
412
    }
Deb Mukherjee's avatar
Deb Mukherjee committed
413 414 415 416 417 418 419 420

    // Check for cases where the reference choice would give rise to an
    // uncodable/out of range residual for row or col.
    if ((abs(target_mv.as_mv.row - mv_ref_list[i].as_mv.row) > max_mv) ||
        (abs(target_mv.as_mv.col - mv_ref_list[i].as_mv.col) > max_mv)) {
      continue;
    }

421
    cost2 = vp9_cost_mv_ref_id(xd->mb_mv_ref_probs[ref_frame], i) +
Deb Mukherjee's avatar
Deb Mukherjee committed
422 423 424 425 426 427 428 429 430 431 432 433 434 435 436
            vp9_mv_bit_cost(&target_mv, &mv_ref_list[i], x->nmvjointcost,
                            x->mvcost, 96, xd->allow_high_precision_mv);

    if (cost2 < cost) {
      cost = cost2;
      best_index = i;
    }
  }
  best_ref->as_int = mv_ref_list[best_index].as_int;

  return best_index;
}
#endif

static void update_state(VP9_COMP *cpi, MACROBLOCK *x,
Ronald S. Bultje's avatar
Ronald S. Bultje committed
437 438 439
                         PICK_MODE_CONTEXT *ctx, int block_size,
                         int output_enabled) {
  int i, x_idx, y;
John Koleszar's avatar
John Koleszar committed
440 441
  MACROBLOCKD *xd = &x->e_mbd;
  MODE_INFO *mi = &ctx->mic;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
442
  MB_MODE_INFO *const mbmi = &xd->mode_info_context->mbmi;
John Koleszar's avatar
John Koleszar committed
443 444
  int mb_mode = mi->mbmi.mode;
  int mb_mode_index = ctx->best_mode_index;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
445 446 447 448 449 450
  const int mis = cpi->common.mode_info_stride;
#if CONFIG_SUPERBLOCKS
  int mb_block_size = 1 << mi->mbmi.sb_type;
#else
  int mb_block_size = 1;
#endif
Adrian Grange's avatar
Adrian Grange committed
451 452

#if CONFIG_DEBUG
John Koleszar's avatar
John Koleszar committed
453 454 455
  assert(mb_mode < MB_MODE_COUNT);
  assert(mb_mode_index < MAX_MODES);
  assert(mi->mbmi.ref_frame < MAX_REF_FRAMES);
Adrian Grange's avatar
Adrian Grange committed
456
#endif
Ronald S. Bultje's avatar
Ronald S. Bultje committed
457 458 459
#if CONFIG_SUPERBLOCKS
  assert(mi->mbmi.sb_type == (block_size >> 5));
#endif
Adrian Grange's avatar
Adrian Grange committed
460

John Koleszar's avatar
John Koleszar committed
461 462
  // Restore the coding context of the MB to that that was in place
  // when the mode was picked for it
Ronald S. Bultje's avatar
Ronald S. Bultje committed
463 464 465 466 467 468 469 470
  for (y = 0; y < mb_block_size; y++) {
    for (x_idx = 0; x_idx < mb_block_size; x_idx++) {
      if ((xd->mb_to_right_edge >> 7) + mb_block_size > x_idx &&
          (xd->mb_to_bottom_edge >> 7) + mb_block_size > y) {
        MODE_INFO *mi_addr = xd->mode_info_context + x_idx + y * mis;

        vpx_memcpy(mi_addr, mi, sizeof(MODE_INFO));
      }
Ronald S. Bultje's avatar
Ronald S. Bultje committed
471
    }
Ronald S. Bultje's avatar
Ronald S. Bultje committed
472
  }
473
#if CONFIG_TX32X32 && CONFIG_SUPERBLOCKS
Ronald S. Bultje's avatar
Ronald S. Bultje committed
474
  if (block_size == 16) {
475
    ctx->txfm_rd_diff[ALLOW_32X32] = ctx->txfm_rd_diff[ALLOW_16X16];
Ronald S. Bultje's avatar
Ronald S. Bultje committed
476 477
  }
#endif
Adrian Grange's avatar
Adrian Grange committed
478

John Koleszar's avatar
John Koleszar committed
479 480 481
  if (mb_mode == B_PRED) {
    for (i = 0; i < 16; i++) {
      xd->block[i].bmi.as_mode = xd->mode_info_context->bmi[i].as_mode;
Frank Galligan's avatar
Frank Galligan committed
482
      assert(xd->block[i].bmi.as_mode.first < B_MODE_COUNT);
Adrian Grange's avatar
Adrian Grange committed
483
    }
John Koleszar's avatar
John Koleszar committed
484 485 486
  } else if (mb_mode == I8X8_PRED) {
    for (i = 0; i < 16; i++) {
      xd->block[i].bmi = xd->mode_info_context->bmi[i];
Adrian Grange's avatar
Adrian Grange committed
487
    }
John Koleszar's avatar
John Koleszar committed
488 489 490 491
  } else if (mb_mode == SPLITMV) {
    vpx_memcpy(x->partition_info, &ctx->partition_info,
               sizeof(PARTITION_INFO));

492 493
    mbmi->mv[0].as_int = x->partition_info->bmi[15].mv.as_int;
    mbmi->mv[1].as_int = x->partition_info->bmi[15].second_mv.as_int;
John Koleszar's avatar
John Koleszar committed
494 495
  }

496
  x->skip = ctx->skip;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
497 498 499
  if (!output_enabled)
    return;

500 501
  {
    int segment_id = mbmi->segment_id;
502 503
    if (!vp9_segfeature_active(xd, segment_id, SEG_LVL_EOB) ||
        vp9_get_segdata(xd, segment_id, SEG_LVL_EOB)) {
504 505 506 507 508 509
      for (i = 0; i < NB_TXFM_MODES; i++) {
        cpi->rd_tx_select_diff[i] += ctx->txfm_rd_diff[i];
      }
    }
  }

John Koleszar's avatar
John Koleszar committed
510 511 512 513 514 515 516 517 518
  if (cpi->common.frame_type == KEY_FRAME) {
    // Restore the coding modes to that held in the coding context
    // if (mb_mode == B_PRED)
    //    for (i = 0; i < 16; i++)
    //    {
    //        xd->block[i].bmi.as_mode =
    //                          xd->mode_info_context->bmi[i].as_mode;
    //        assert(xd->mode_info_context->bmi[i].as_mode < MB_MODE_COUNT);
    //    }
519
#if CONFIG_INTERNAL_STATS
John Koleszar's avatar
John Koleszar committed
520 521 522 523 524 525 526 527 528 529 530 531 532 533 534
    static const int kf_mode_index[] = {
      THR_DC /*DC_PRED*/,
      THR_V_PRED /*V_PRED*/,
      THR_H_PRED /*H_PRED*/,
      THR_D45_PRED /*D45_PRED*/,
      THR_D135_PRED /*D135_PRED*/,
      THR_D117_PRED /*D117_PRED*/,
      THR_D153_PRED /*D153_PRED*/,
      THR_D27_PRED /*D27_PRED*/,
      THR_D63_PRED /*D63_PRED*/,
      THR_TM /*TM_PRED*/,
      THR_I8X8_PRED /*I8X8_PRED*/,
      THR_B_PRED /*B_PRED*/,
    };
    cpi->mode_chosen_counts[kf_mode_index[mb_mode]]++;
535
#endif
John Koleszar's avatar
John Koleszar committed
536 537 538 539 540 541 542
  } else {
    /*
            // Reduce the activation RD thresholds for the best choice mode
            if ((cpi->rd_baseline_thresh[mb_mode_index] > 0) &&
                (cpi->rd_baseline_thresh[mb_mode_index] < (INT_MAX >> 2)))
            {
                int best_adjustment = (cpi->rd_thresh_mult[mb_mode_index] >> 2);
Adrian Grange's avatar
Adrian Grange committed
543

John Koleszar's avatar
John Koleszar committed
544 545 546 547 548 549 550 551
                cpi->rd_thresh_mult[mb_mode_index] =
                        (cpi->rd_thresh_mult[mb_mode_index]
                         >= (MIN_THRESHMULT + best_adjustment)) ?
                                cpi->rd_thresh_mult[mb_mode_index] - best_adjustment :
                                MIN_THRESHMULT;
                cpi->rd_threshes[mb_mode_index] =
                        (cpi->rd_baseline_thresh[mb_mode_index] >> 7)
                        * cpi->rd_thresh_mult[mb_mode_index];
Adrian Grange's avatar
Adrian Grange committed
552

John Koleszar's avatar
John Koleszar committed
553 554 555 556
            }
    */
    // Note how often each mode chosen as best
    cpi->mode_chosen_counts[mb_mode_index]++;
Deb Mukherjee's avatar
Deb Mukherjee committed
557 558 559
    if (mbmi->mode == SPLITMV || mbmi->mode == NEWMV) {
      int_mv best_mv, best_second_mv;
      MV_REFERENCE_FRAME rf = mbmi->ref_frame;
Jim Bankoski's avatar
Jim Bankoski committed
560 561
#if CONFIG_NEW_MVREF
      unsigned int best_index;
Deb Mukherjee's avatar
Deb Mukherjee committed
562
      MV_REFERENCE_FRAME sec_ref_frame = mbmi->second_ref_frame;
Jim Bankoski's avatar
Jim Bankoski committed
563
#endif
Deb Mukherjee's avatar
Deb Mukherjee committed
564 565 566 567 568 569 570 571 572
      best_mv.as_int = ctx->best_ref_mv.as_int;
      best_second_mv.as_int = ctx->second_best_ref_mv.as_int;
      if (mbmi->mode == NEWMV) {
        best_mv.as_int = mbmi->ref_mvs[rf][0].as_int;
        best_second_mv.as_int = mbmi->ref_mvs[mbmi->second_ref_frame][0].as_int;
#if CONFIG_NEW_MVREF
        best_index = pick_best_mv_ref(x, rf, mbmi->mv[0],
                                      mbmi->ref_mvs[rf], &best_mv);
        mbmi->best_index = best_index;
573
        ++cpi->mb_mv_ref_count[rf][best_index];
Deb Mukherjee's avatar
Deb Mukherjee committed
574

575
        if (mbmi->second_ref_frame > 0) {
Deb Mukherjee's avatar
Deb Mukherjee committed
576 577 578 579 580 581
          unsigned int best_index;
          best_index =
              pick_best_mv_ref(x, sec_ref_frame, mbmi->mv[1],
                               mbmi->ref_mvs[sec_ref_frame],
                               &best_second_mv);
          mbmi->best_second_index = best_index;
582
          ++cpi->mb_mv_ref_count[sec_ref_frame][best_index];
Deb Mukherjee's avatar
Deb Mukherjee committed
583 584 585 586 587 588 589
        }
#endif
      }
      mbmi->best_mv.as_int = best_mv.as_int;
      mbmi->best_second_mv.as_int = best_second_mv.as_int;
      vp9_update_nmv_count(cpi, x, &best_mv, &best_second_mv);
    }
590 591 592 593 594 595 596 597 598 599 600 601 602
#if CONFIG_COMP_INTERINTRA_PRED
    if (mbmi->mode >= NEARESTMV && mbmi->mode < SPLITMV &&
        mbmi->second_ref_frame <= INTRA_FRAME) {
      if (mbmi->second_ref_frame == INTRA_FRAME) {
        ++cpi->interintra_count[1];
        ++cpi->ymode_count[mbmi->interintra_mode];
#if SEPARATE_INTERINTRA_UV
        ++cpi->y_uv_mode_count[mbmi->interintra_mode][mbmi->interintra_uv_mode];
#endif
      } else {
        ++cpi->interintra_count[0];
      }
    }
603
#endif
604 605 606 607 608 609 610
    if (cpi->common.mcomp_filter_type == SWITCHABLE &&
        mbmi->mode >= NEARESTMV &&
        mbmi->mode <= SPLITMV) {
      ++cpi->switchable_interp_count
          [vp9_get_pred_context(&cpi->common, xd, PRED_SWITCHABLE_INTERP)]
          [vp9_switchable_interp_map[mbmi->interp_filter]];
    }
Adrian Grange's avatar
Adrian Grange committed
611

John Koleszar's avatar
John Koleszar committed
612 613
    cpi->prediction_error += ctx->distortion;
    cpi->intra_error += ctx->intra_error;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
614

615 616 617
    cpi->rd_comp_pred_diff[SINGLE_PREDICTION_ONLY] += ctx->single_pred_diff;
    cpi->rd_comp_pred_diff[COMP_PREDICTION_ONLY]   += ctx->comp_pred_diff;
    cpi->rd_comp_pred_diff[HYBRID_PREDICTION]      += ctx->hybrid_pred_diff;
John Koleszar's avatar
John Koleszar committed
618
  }
Adrian Grange's avatar
Adrian Grange committed
619 620
}

Ronald S. Bultje's avatar
Ronald S. Bultje committed
621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749
static unsigned find_seg_id(uint8_t *buf, int block_size,
                            int start_y, int height, int start_x, int width) {
  const int end_x = MIN(start_x + block_size, width);
  const int end_y = MIN(start_y + block_size, height);
  int x, y;
  unsigned seg_id = -1;

  buf += width * start_y;
  for (y = start_y; y < end_y; y++, buf += width) {
    for (x = start_x; x < end_x; x++) {
      seg_id = MIN(seg_id, buf[x]);
    }
  }

  return seg_id;
}

static void set_offsets(VP9_COMP *cpi,
                        int mb_row, int mb_col, int block_size,
                        int *ref_yoffset, int *ref_uvoffset) {
  MACROBLOCK *const x = &cpi->mb;
  VP9_COMMON *const cm = &cpi->common;
  MACROBLOCKD *const xd = &x->e_mbd;
  MB_MODE_INFO *mbmi;
  const int dst_fb_idx = cm->new_fb_idx;
  const int recon_y_stride = cm->yv12_fb[dst_fb_idx].y_stride;
  const int recon_uv_stride = cm->yv12_fb[dst_fb_idx].uv_stride;
  const int recon_yoffset = 16 * mb_row * recon_y_stride + 16 * mb_col;
  const int recon_uvoffset = 8 * mb_row * recon_uv_stride + 8 * mb_col;
  const int src_y_stride = x->src.y_stride;
  const int src_uv_stride = x->src.uv_stride;
  const int src_yoffset = 16 * mb_row * src_y_stride + 16 * mb_col;
  const int src_uvoffset = 8 * mb_row * src_uv_stride + 8 * mb_col;
  const int ref_fb_idx = cm->lst_fb_idx;
  const int ref_y_stride = cm->yv12_fb[ref_fb_idx].y_stride;
  const int ref_uv_stride = cm->yv12_fb[ref_fb_idx].uv_stride;
  const int idx_map = mb_row * cm->mb_cols + mb_col;
  const int idx_str = xd->mode_info_stride * mb_row + mb_col;

  // entropy context structures
  xd->above_context = cm->above_context + mb_col;
  xd->left_context  = cm->left_context + (mb_row & 3);

  // GF active flags data structure
  x->gf_active_ptr = (signed char *)&cpi->gf_active_flags[idx_map];

  // Activity map pointer
  x->mb_activity_ptr = &cpi->mb_activity_map[idx_map];
  x->active_ptr = cpi->active_map + idx_map;

  /* pointers to mode info contexts */
  x->partition_info          = x->pi + idx_str;
  xd->mode_info_context      = cm->mi + idx_str;
  mbmi = &xd->mode_info_context->mbmi;
  xd->prev_mode_info_context = cm->prev_mi + idx_str;

  // Set up destination pointers
  xd->dst.y_buffer = cm->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset;
  xd->dst.u_buffer = cm->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset;
  xd->dst.v_buffer = cm->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset;

  /* Set up limit values for MV components to prevent them from
   * extending beyond the UMV borders assuming 16x16 block size */
  x->mv_row_min = -((mb_row * 16) + VP9BORDERINPIXELS - VP9_INTERP_EXTEND);
  x->mv_col_min = -((mb_col * 16) + VP9BORDERINPIXELS - VP9_INTERP_EXTEND);
  x->mv_row_max = ((cm->mb_rows - mb_row) * 16 +
                   (VP9BORDERINPIXELS - block_size - VP9_INTERP_EXTEND));
  x->mv_col_max = ((cm->mb_cols - mb_col) * 16 +
                   (VP9BORDERINPIXELS - block_size - VP9_INTERP_EXTEND));

  // Set up distance of MB to edge of frame in 1/8th pel units
  block_size >>= 4;  // in macroblock units
  assert(!(mb_col & (block_size - 1)) && !(mb_row & (block_size - 1)));
  xd->mb_to_top_edge    = -((mb_row * 16) << 3);
  xd->mb_to_left_edge   = -((mb_col * 16) << 3);
  xd->mb_to_bottom_edge = ((cm->mb_rows - block_size - mb_row) * 16) << 3;
  xd->mb_to_right_edge  = ((cm->mb_cols - block_size - mb_col) * 16) << 3;

  // Are edges available for intra prediction?
  xd->up_available   = (mb_row != 0);
  xd->left_available = (mb_col != 0);

  /* Reference buffer offsets */
  *ref_yoffset  = (mb_row * ref_y_stride * 16) + (mb_col * 16);
  *ref_uvoffset = (mb_row * ref_uv_stride * 8) + (mb_col *  8);

  /* set up source buffers */
  x->src.y_buffer = cpi->Source->y_buffer + src_yoffset;
  x->src.u_buffer = cpi->Source->u_buffer + src_uvoffset;
  x->src.v_buffer = cpi->Source->v_buffer + src_uvoffset;

  /* R/D setup */
  x->rddiv = cpi->RDDIV;
  x->rdmult = cpi->RDMULT;

  /* segment ID */
  if (xd->segmentation_enabled) {
    if (xd->update_mb_segmentation_map) {
      mbmi->segment_id = find_seg_id(cpi->segmentation_map, block_size,
                                     mb_row, cm->mb_rows, mb_col, cm->mb_cols);
    } else {
      mbmi->segment_id = find_seg_id(cm->last_frame_seg_map, block_size,
                                     mb_row, cm->mb_rows, mb_col, cm->mb_cols);
    }
    assert(mbmi->segment_id <= 3);
    vp9_mb_init_quantizer(cpi, x);

    if (xd->segmentation_enabled && cpi->seg0_cnt > 0 &&
        !vp9_segfeature_active(xd, 0, SEG_LVL_REF_FRAME) &&
        vp9_segfeature_active(xd, 1, SEG_LVL_REF_FRAME) &&
        vp9_check_segref(xd, 1, INTRA_FRAME)  +
        vp9_check_segref(xd, 1, LAST_FRAME)   +
        vp9_check_segref(xd, 1, GOLDEN_FRAME) +
        vp9_check_segref(xd, 1, ALTREF_FRAME) == 1) {
      cpi->seg0_progress = (cpi->seg0_idx << 16) / cpi->seg0_cnt;
    } else {
      const int y = mb_row & ~3;
      const int x = mb_col & ~3;
      const int p16 = ((mb_row & 1) << 1) +  (mb_col & 1);
      const int p32 = ((mb_row & 2) << 2) + ((mb_col & 2) << 1);

      cpi->seg0_progress =
          ((y * cm->mb_cols + x * 4 + p32 + p16) << 16) / cm->MBs;
    }
  } else {
    mbmi->segment_id = 0;
  }
}

750 751
static void pick_mb_modes(VP9_COMP *cpi,
                          VP9_COMMON *cm,
John Koleszar's avatar
John Koleszar committed
752 753 754 755 756
                          int mb_row,
                          int mb_col,
                          MACROBLOCK  *x,
                          MACROBLOCKD *xd,
                          TOKENEXTRA **tp,
Ronald S. Bultje's avatar
Ronald S. Bultje committed
757 758
                          int *totalrate,
                          int *totaldist) {
John Koleszar's avatar
John Koleszar committed
759 760 761 762 763 764 765 766 767
  int i;
  int recon_yoffset, recon_uvoffset;
  ENTROPY_CONTEXT_PLANES left_context[2];
  ENTROPY_CONTEXT_PLANES above_context[2];
  ENTROPY_CONTEXT_PLANES *initial_above_context_ptr = cm->above_context
                                                      + mb_col;

  /* Function should not modify L & A contexts; save and restore on exit */
  vpx_memcpy(left_context,
Ronald S. Bultje's avatar
Ronald S. Bultje committed
768
             cm->left_context + (mb_row & 2),
John Koleszar's avatar
John Koleszar committed
769 770 771 772 773 774 775
             sizeof(left_context));
  vpx_memcpy(above_context,
             initial_above_context_ptr,
             sizeof(above_context));

  /* Encode MBs in raster order within the SB */
  for (i = 0; i < 4; i++) {
Ronald S. Bultje's avatar
Ronald S. Bultje committed
776 777
    const int x_idx = i & 1, y_idx = i >> 1;
    MB_MODE_INFO *mbmi;
John Koleszar's avatar
John Koleszar committed
778

Ronald S. Bultje's avatar
Ronald S. Bultje committed
779
    if ((mb_row + y_idx >= cm->mb_rows) || (mb_col + x_idx >= cm->mb_cols)) {
John Koleszar's avatar
John Koleszar committed
780 781 782
      // MB lies outside frame, move on
      continue;
    }
783

John Koleszar's avatar
John Koleszar committed
784 785
    // Index of the MB in the SB 0..3
    xd->mb_index = i;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
786 787
    set_offsets(cpi, mb_row + y_idx, mb_col + x_idx, 16,
                &recon_yoffset, &recon_uvoffset);
John Koleszar's avatar
John Koleszar committed
788

789
#if !CONFIG_SUPERBLOCKS
John Koleszar's avatar
John Koleszar committed
790
    // Copy current MB to a work buffer
791
    vp9_copy_mem16x16(x->src.y_buffer, x->src.y_stride, x->thismb, 16);
792
#endif
John Koleszar's avatar
John Koleszar committed
793 794

    if (cpi->oxcf.tuning == VP8_TUNE_SSIM)
795
      vp9_activity_masking(cpi, x);
John Koleszar's avatar
John Koleszar committed
796

Ronald S. Bultje's avatar
Ronald S. Bultje committed
797
    mbmi = &xd->mode_info_context->mbmi;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
798
#if CONFIG_SUPERBLOCKS
Ronald S. Bultje's avatar
Ronald S. Bultje committed
799
    mbmi->sb_type = BLOCK_SIZE_MB16X16;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
800 801
#endif

John Koleszar's avatar
John Koleszar committed
802 803
    cpi->update_context = 0;    // TODO Do we need this now??

804
    vp9_intra_prediction_down_copy(xd);
805

John Koleszar's avatar
John Koleszar committed
806 807 808
    // Find best coding mode & reconstruct the MB so it is available
    // as a predictor for MBs that follow in the SB
    if (cm->frame_type == KEY_FRAME) {
Ronald S. Bultje's avatar
Ronald S. Bultje committed
809
      int r, d;
810 811 812 813
#ifdef ENC_DEBUG
      if (enc_debug)
        printf("intra pick_mb_modes %d %d\n", mb_row, mb_col);
#endif
814
      vp9_rd_pick_intra_mode(cpi, x, &r, &d);
Ronald S. Bultje's avatar
Ronald S. Bultje committed
815 816
      *totalrate += r;
      *totaldist += d;
John Koleszar's avatar
John Koleszar committed
817 818

      // Dummy encode, do not do the tokenization
Ronald S. Bultje's avatar
Ronald S. Bultje committed
819 820
      encode_macroblock(cpi, tp, recon_yoffset, recon_uvoffset, 0,
                        mb_row + y_idx, mb_col + x_idx);
John Koleszar's avatar
John Koleszar committed
821
      // Note the encoder may have changed the segment_id
Ronald S. Bultje's avatar
Ronald S. Bultje committed
822 823

      // Save the coding context
Ronald S. Bultje's avatar
Ronald S. Bultje committed
824
      vpx_memcpy(&x->mb_context[xd->sb_index][i].mic, xd->mode_info_context,
Ronald S. Bultje's avatar
Ronald S. Bultje committed
825
                 sizeof(MODE_INFO));
John Koleszar's avatar
John Koleszar committed
826
    } else {
Ronald S. Bultje's avatar
Ronald S. Bultje committed
827
      int seg_id, r, d;
John Koleszar's avatar
John Koleszar committed
828

829 830
#ifdef ENC_DEBUG
      if (enc_debug)
831
        printf("inter pick_mb_modes %d %d\n", mb_row, mb_col);
832
#endif
833 834
      vp9_pick_mode_inter_macroblock(cpi, x, recon_yoffset,
                                     recon_uvoffset, &r, &d);
Ronald S. Bultje's avatar
Ronald S. Bultje committed
835 836
      *totalrate += r;
      *totaldist += d;
John Koleszar's avatar
John Koleszar committed
837 838

      // Dummy encode, do not do the tokenization
Ronald S. Bultje's avatar
Ronald S. Bultje committed
839 840
      encode_macroblock(cpi, tp, recon_yoffset, recon_uvoffset, 0,
                        mb_row + y_idx, mb_col + x_idx);
John Koleszar's avatar
John Koleszar committed
841

Paul Wilkins's avatar
Paul Wilkins committed
842
      seg_id = mbmi->segment_id;
John Koleszar's avatar
John Koleszar committed
843 844 845 846
      if (cpi->mb.e_mbd.segmentation_enabled && seg_id == 0) {
        cpi->seg0_idx++;
      }
      if (!xd->segmentation_enabled ||
847 848 849 850 851
          !vp9_segfeature_active(xd, seg_id, SEG_LVL_REF_FRAME) ||
          vp9_check_segref(xd, seg_id, INTRA_FRAME)  +
          vp9_check_segref(xd, seg_id, LAST_FRAME)   +
          vp9_check_segref(xd, seg_id, GOLDEN_FRAME) +
          vp9_check_segref(xd, seg_id, ALTREF_FRAME) > 1) {
John Koleszar's avatar
John Koleszar committed
852
        // Get the prediction context and status
Paul Wilkins's avatar
Paul Wilkins committed
853 854
        int pred_flag = vp9_get_pred_flag(xd, PRED_REF);
        int pred_context = vp9_get_pred_context(cm, xd, PRED_REF);
John Koleszar's avatar
John Koleszar committed
855 856 857 858 859 860 861 862

        // Count prediction success
        cpi->ref_pred_count[pred_context][pred_flag]++;
      }
    }
  }

  /* Restore L & A coding context to those in place on entry */
Ronald S. Bultje's avatar
Ronald S. Bultje committed
863
  vpx_memcpy(cm->left_context + (mb_row & 2),
John Koleszar's avatar
John Koleszar committed
864 865 866 867 868
             left_context,
             sizeof(left_context));
  vpx_memcpy(initial_above_context_ptr,
             above_context,
             sizeof(above_context));
Adrian Grange's avatar
Adrian Grange committed
869 870
}

Ronald S. Bultje's avatar
Ronald S. Bultje committed
871
#if CONFIG_SUPERBLOCKS
Ronald S. Bultje's avatar
Ronald S. Bultje committed
872 873 874 875 876 877 878 879 880
static void pick_sb_modes(VP9_COMP *cpi,
                          VP9_COMMON *cm,
                          int mb_row,
                          int mb_col,
                          MACROBLOCK  *x,
                          MACROBLOCKD *xd,
                          TOKENEXTRA **tp,
                          int *totalrate,
                          int *totaldist) {
Ronald S. Bultje's avatar
Ronald S. Bultje committed
881 882
  int recon_yoffset, recon_uvoffset;

Ronald S. Bultje's avatar
Ronald S. Bultje committed
883 884 885
  set_offsets(cpi, mb_row, mb_col, 32, &recon_yoffset, &recon_uvoffset);
  xd->mode_info_context->mbmi.sb_type = BLOCK_SIZE_SB32X32;
  if (cpi->oxcf.tuning == VP8_TUNE_SSIM)
886
    vp9_activity_masking(cpi, x);
Ronald S. Bultje's avatar
Ronald S. Bultje committed
887 888 889 890
  cpi->update_context = 0;    // TODO Do we need this now??

  /* Find best coding mode & reconstruct the MB so it is available
   * as a predictor for MBs that follow in the SB */
Ronald S. Bultje's avatar
Ronald S. Bultje committed
891 892 893 894
  if (cm->frame_type == KEY_FRAME) {
    vp9_rd_pick_intra_mode_sb32(cpi, x,
                                totalrate,
                                totaldist);
Ronald S. Bultje's avatar
Ronald S. Bultje committed
895 896

    /* Save the coding context */
Ronald S. Bultje's avatar
Ronald S. Bultje committed
897
    vpx_memcpy(&x->sb32_context[xd->sb_index].mic, xd->mode_info_context,
Ronald S. Bultje's avatar
Ronald S. Bultje committed
898
               sizeof(MODE_INFO));
899
  } else {
Ronald S. Bultje's avatar
Ronald S. Bultje committed
900 901 902 903 904
    vp9_rd_pick_inter_mode_sb32(cpi, x,
                                recon_yoffset,
                                recon_uvoffset,
                                totalrate,
                                totaldist);
Ronald S. Bultje's avatar
Ronald S. Bultje committed
905 906 907
  }
}

Ronald S. Bultje's avatar
Ronald S. Bultje committed
908 909 910 911 912 913 914 915 916 917
#if CONFIG_SUPERBLOCKS64
static void pick_sb64_modes(VP9_COMP *cpi,
                            VP9_COMMON *cm,
                            int mb_row,
                            int mb_col,
                            MACROBLOCK  *x,
                            MACROBLOCKD *xd,
                            TOKENEXTRA **tp,
                            int *totalrate,
                            int *totaldist) {
John Koleszar's avatar
John Koleszar committed
918 919
  int recon_yoffset, recon_uvoffset;

Ronald S. Bultje's avatar
Ronald S. Bultje committed
920 921 922 923 924
  set_offsets(cpi, mb_row, mb_col, 64, &recon_yoffset, &recon_uvoffset);
  xd->mode_info_context->mbmi.sb_type = BLOCK_SIZE_SB64X64;
  if (cpi->oxcf.tuning == VP8_TUNE_SSIM)
    vp9_activity_masking(cpi, x);
  cpi->update_context = 0;    // TODO(rbultje) Do we need this now??
John Koleszar's avatar
John Koleszar committed
925

Ronald S. Bultje's avatar
Ronald S. Bultje committed
926 927 928 929 930 931
  /* Find best coding mode & reconstruct the MB so it is available
   * as a predictor for MBs that follow in the SB */
  if (cm->frame_type == KEY_FRAME) {
    vp9_rd_pick_intra_mode_sb64(cpi, x,
                                totalrate,
                                totaldist);
Adrian Grange's avatar
Adrian Grange committed
932

Ronald S. Bultje's avatar
Ronald S. Bultje committed
933 934 935 936 937 938 939 940 941 942 943 944 945
    /* Save the coding context */
    vpx_memcpy(&x->sb64_context.mic, xd->mode_info_context,
               sizeof(MODE_INFO));
  } else {
    vp9_rd_pick_inter_mode_sb64(cpi, x,
                                recon_yoffset,
                                recon_uvoffset,
                                totalrate,
                                totaldist);
  }
}
#endif  // CONFIG_SUPERBLOCKS64
#endif  // CONFIG_SUPERBLOCKS
Adrian Grange's avatar
Adrian Grange committed
946

Ronald S. Bultje's avatar
Ronald S. Bultje committed
947 948 949 950 951 952
static void update_stats(VP9_COMP *cpi) {
  VP9_COMMON *const cm = &cpi->common;
  MACROBLOCK *const x = &cpi->mb;
  MACROBLOCKD *const xd = &x->e_mbd;
  MODE_INFO *mi = xd->mode_info_context;
  MB_MODE_INFO *const mbmi = &mi->mbmi;
Adrian Grange's avatar
Adrian Grange committed
953

Ronald S. Bultje's avatar
Ronald S. Bultje committed
954 955 956
  if (cm->frame_type == KEY_FRAME) {
#ifdef MODE_STATS
    y_modes[mbmi->mode]++;
Adrian Grange's avatar
Adrian Grange committed
957
#endif
Ronald S. Bultje's avatar
Ronald S. Bultje committed
958 959
  } else {
    int segment_id, seg_ref_active;
John Koleszar's avatar
John Koleszar committed
960

Ronald S. Bultje's avatar
Ronald S. Bultje committed
961 962
    if (mbmi->ref_frame) {
      int pred_context = vp9_get_pred_context(cm, xd, PRED_COMP);
963

Ronald S. Bultje's avatar
Ronald S. Bultje committed
964 965 966 967
      if (mbmi->second_ref_frame <= INTRA_FRAME)
        cpi->single_pred_count[pred_context]++;
      else
        cpi->comp_pred_count[pred_context]++;