1/* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * 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. 9 */ 10 11#include <math.h> 12#include <stdio.h> 13#include <limits.h> 14 15#include "./vpx_config.h" 16#include "./vpx_scale_rtcd.h" 17#include "vpx/internal/vpx_psnr.h" 18#include "vpx_ports/vpx_timer.h" 19 20#include "vp9/common/vp9_alloccommon.h" 21#include "vp9/common/vp9_filter.h" 22#include "vp9/common/vp9_idct.h" 23#if CONFIG_VP9_POSTPROC 24#include "vp9/common/vp9_postproc.h" 25#endif 26#include "vp9/common/vp9_reconinter.h" 27#include "vp9/common/vp9_reconintra.h" 28#include "vp9/common/vp9_systemdependent.h" 29#include "vp9/common/vp9_tile_common.h" 30 31#include "vp9/encoder/vp9_aq_complexity.h" 32#include "vp9/encoder/vp9_aq_cyclicrefresh.h" 33#include "vp9/encoder/vp9_aq_variance.h" 34#include "vp9/encoder/vp9_bitstream.h" 35#include "vp9/encoder/vp9_context_tree.h" 36#include "vp9/encoder/vp9_encodeframe.h" 37#include "vp9/encoder/vp9_encodemv.h" 38#include "vp9/encoder/vp9_firstpass.h" 39#include "vp9/encoder/vp9_mbgraph.h" 40#include "vp9/encoder/vp9_encoder.h" 41#include "vp9/encoder/vp9_picklpf.h" 42#include "vp9/encoder/vp9_ratectrl.h" 43#include "vp9/encoder/vp9_rd.h" 44#include "vp9/encoder/vp9_segmentation.h" 45#include "vp9/encoder/vp9_speed_features.h" 46#if CONFIG_INTERNAL_STATS 47#include "vp9/encoder/vp9_ssim.h" 48#endif 49#include "vp9/encoder/vp9_temporal_filter.h" 50#include "vp9/encoder/vp9_resize.h" 51#include "vp9/encoder/vp9_svc_layercontext.h" 52 53void vp9_coef_tree_initialize(); 54 55#define SHARP_FILTER_QTHRESH 0 /* Q threshold for 8-tap sharp filter */ 56 57#define ALTREF_HIGH_PRECISION_MV 1 // Whether to use high precision mv 58 // for altref computation. 59#define HIGH_PRECISION_MV_QTHRESH 200 // Q threshold for high precision 60 // mv. Choose a very high value for 61 // now so that HIGH_PRECISION is always 62 // chosen. 63 64// #define OUTPUT_YUV_REC 65 66#ifdef OUTPUT_YUV_DENOISED 67FILE *yuv_denoised_file = NULL; 68#endif 69#ifdef OUTPUT_YUV_REC 70FILE *yuv_rec_file; 71#endif 72 73#if 0 74FILE *framepsnr; 75FILE *kf_list; 76FILE *keyfile; 77#endif 78 79static INLINE void Scale2Ratio(VPX_SCALING mode, int *hr, int *hs) { 80 switch (mode) { 81 case NORMAL: 82 *hr = 1; 83 *hs = 1; 84 break; 85 case FOURFIVE: 86 *hr = 4; 87 *hs = 5; 88 break; 89 case THREEFIVE: 90 *hr = 3; 91 *hs = 5; 92 break; 93 case ONETWO: 94 *hr = 1; 95 *hs = 2; 96 break; 97 default: 98 *hr = 1; 99 *hs = 1; 100 assert(0); 101 break; 102 } 103} 104 105void vp9_set_high_precision_mv(VP9_COMP *cpi, int allow_high_precision_mv) { 106 MACROBLOCK *const mb = &cpi->mb; 107 cpi->common.allow_high_precision_mv = allow_high_precision_mv; 108 if (cpi->common.allow_high_precision_mv) { 109 mb->mvcost = mb->nmvcost_hp; 110 mb->mvsadcost = mb->nmvsadcost_hp; 111 } else { 112 mb->mvcost = mb->nmvcost; 113 mb->mvsadcost = mb->nmvsadcost; 114 } 115} 116 117static void setup_frame(VP9_COMP *cpi) { 118 VP9_COMMON *const cm = &cpi->common; 119 // Set up entropy context depending on frame type. The decoder mandates 120 // the use of the default context, index 0, for keyframes and inter 121 // frames where the error_resilient_mode or intra_only flag is set. For 122 // other inter-frames the encoder currently uses only two contexts; 123 // context 1 for ALTREF frames and context 0 for the others. 124 if (frame_is_intra_only(cm) || cm->error_resilient_mode) { 125 vp9_setup_past_independence(cm); 126 } else { 127 if (!cpi->use_svc) 128 cm->frame_context_idx = cpi->refresh_alt_ref_frame; 129 } 130 131 if (cm->frame_type == KEY_FRAME) { 132 if (!is_two_pass_svc(cpi)) 133 cpi->refresh_golden_frame = 1; 134 cpi->refresh_alt_ref_frame = 1; 135 vp9_zero(cpi->interp_filter_selected); 136 } else { 137 cm->fc = cm->frame_contexts[cm->frame_context_idx]; 138 vp9_zero(cpi->interp_filter_selected[0]); 139 } 140} 141 142void vp9_initialize_enc() { 143 static int init_done = 0; 144 145 if (!init_done) { 146 vp9_rtcd(); 147 vp9_init_neighbors(); 148 vp9_init_intra_predictors(); 149 vp9_coef_tree_initialize(); 150 vp9_tokenize_initialize(); 151 vp9_init_me_luts(); 152 vp9_rc_init_minq_luts(); 153 vp9_entropy_mv_init(); 154 vp9_entropy_mode_init(); 155 vp9_temporal_filter_init(); 156 init_done = 1; 157 } 158} 159 160static void dealloc_compressor_data(VP9_COMP *cpi) { 161 VP9_COMMON *const cm = &cpi->common; 162 int i; 163 164 // Delete sementation map 165 vpx_free(cpi->segmentation_map); 166 cpi->segmentation_map = NULL; 167 vpx_free(cm->last_frame_seg_map); 168 cm->last_frame_seg_map = NULL; 169 vpx_free(cpi->coding_context.last_frame_seg_map_copy); 170 cpi->coding_context.last_frame_seg_map_copy = NULL; 171 172 vpx_free(cpi->complexity_map); 173 cpi->complexity_map = NULL; 174 175 vpx_free(cpi->nmvcosts[0]); 176 vpx_free(cpi->nmvcosts[1]); 177 cpi->nmvcosts[0] = NULL; 178 cpi->nmvcosts[1] = NULL; 179 180 vpx_free(cpi->nmvcosts_hp[0]); 181 vpx_free(cpi->nmvcosts_hp[1]); 182 cpi->nmvcosts_hp[0] = NULL; 183 cpi->nmvcosts_hp[1] = NULL; 184 185 vpx_free(cpi->nmvsadcosts[0]); 186 vpx_free(cpi->nmvsadcosts[1]); 187 cpi->nmvsadcosts[0] = NULL; 188 cpi->nmvsadcosts[1] = NULL; 189 190 vpx_free(cpi->nmvsadcosts_hp[0]); 191 vpx_free(cpi->nmvsadcosts_hp[1]); 192 cpi->nmvsadcosts_hp[0] = NULL; 193 cpi->nmvsadcosts_hp[1] = NULL; 194 195 vp9_cyclic_refresh_free(cpi->cyclic_refresh); 196 cpi->cyclic_refresh = NULL; 197 198 vp9_free_ref_frame_buffers(cm); 199 vp9_free_context_buffers(cm); 200 201 vp9_free_frame_buffer(&cpi->last_frame_uf); 202 vp9_free_frame_buffer(&cpi->scaled_source); 203 vp9_free_frame_buffer(&cpi->scaled_last_source); 204 vp9_free_frame_buffer(&cpi->alt_ref_buffer); 205 vp9_lookahead_destroy(cpi->lookahead); 206 207 vpx_free(cpi->tok); 208 cpi->tok = 0; 209 210 vp9_free_pc_tree(cpi); 211 212 for (i = 0; i < cpi->svc.number_spatial_layers; ++i) { 213 LAYER_CONTEXT *const lc = &cpi->svc.layer_context[i]; 214 vpx_free(lc->rc_twopass_stats_in.buf); 215 lc->rc_twopass_stats_in.buf = NULL; 216 lc->rc_twopass_stats_in.sz = 0; 217 } 218 219 if (cpi->source_diff_var != NULL) { 220 vpx_free(cpi->source_diff_var); 221 cpi->source_diff_var = NULL; 222 } 223 224 for (i = 0; i < MAX_LAG_BUFFERS; ++i) { 225 vp9_free_frame_buffer(&cpi->svc.scaled_frames[i]); 226 } 227 vpx_memset(&cpi->svc.scaled_frames[0], 0, 228 MAX_LAG_BUFFERS * sizeof(cpi->svc.scaled_frames[0])); 229} 230 231static void save_coding_context(VP9_COMP *cpi) { 232 CODING_CONTEXT *const cc = &cpi->coding_context; 233 VP9_COMMON *cm = &cpi->common; 234 235 // Stores a snapshot of key state variables which can subsequently be 236 // restored with a call to vp9_restore_coding_context. These functions are 237 // intended for use in a re-code loop in vp9_compress_frame where the 238 // quantizer value is adjusted between loop iterations. 239 vp9_copy(cc->nmvjointcost, cpi->mb.nmvjointcost); 240 241 vpx_memcpy(cc->nmvcosts[0], cpi->nmvcosts[0], 242 MV_VALS * sizeof(*cpi->nmvcosts[0])); 243 vpx_memcpy(cc->nmvcosts[1], cpi->nmvcosts[1], 244 MV_VALS * sizeof(*cpi->nmvcosts[1])); 245 vpx_memcpy(cc->nmvcosts_hp[0], cpi->nmvcosts_hp[0], 246 MV_VALS * sizeof(*cpi->nmvcosts_hp[0])); 247 vpx_memcpy(cc->nmvcosts_hp[1], cpi->nmvcosts_hp[1], 248 MV_VALS * sizeof(*cpi->nmvcosts_hp[1])); 249 250 vp9_copy(cc->segment_pred_probs, cm->seg.pred_probs); 251 252 vpx_memcpy(cpi->coding_context.last_frame_seg_map_copy, 253 cm->last_frame_seg_map, (cm->mi_rows * cm->mi_cols)); 254 255 vp9_copy(cc->last_ref_lf_deltas, cm->lf.last_ref_deltas); 256 vp9_copy(cc->last_mode_lf_deltas, cm->lf.last_mode_deltas); 257 258 cc->fc = cm->fc; 259} 260 261static void restore_coding_context(VP9_COMP *cpi) { 262 CODING_CONTEXT *const cc = &cpi->coding_context; 263 VP9_COMMON *cm = &cpi->common; 264 265 // Restore key state variables to the snapshot state stored in the 266 // previous call to vp9_save_coding_context. 267 vp9_copy(cpi->mb.nmvjointcost, cc->nmvjointcost); 268 269 vpx_memcpy(cpi->nmvcosts[0], cc->nmvcosts[0], 270 MV_VALS * sizeof(*cc->nmvcosts[0])); 271 vpx_memcpy(cpi->nmvcosts[1], cc->nmvcosts[1], 272 MV_VALS * sizeof(*cc->nmvcosts[1])); 273 vpx_memcpy(cpi->nmvcosts_hp[0], cc->nmvcosts_hp[0], 274 MV_VALS * sizeof(*cc->nmvcosts_hp[0])); 275 vpx_memcpy(cpi->nmvcosts_hp[1], cc->nmvcosts_hp[1], 276 MV_VALS * sizeof(*cc->nmvcosts_hp[1])); 277 278 vp9_copy(cm->seg.pred_probs, cc->segment_pred_probs); 279 280 vpx_memcpy(cm->last_frame_seg_map, 281 cpi->coding_context.last_frame_seg_map_copy, 282 (cm->mi_rows * cm->mi_cols)); 283 284 vp9_copy(cm->lf.last_ref_deltas, cc->last_ref_lf_deltas); 285 vp9_copy(cm->lf.last_mode_deltas, cc->last_mode_lf_deltas); 286 287 cm->fc = cc->fc; 288} 289 290static void configure_static_seg_features(VP9_COMP *cpi) { 291 VP9_COMMON *const cm = &cpi->common; 292 const RATE_CONTROL *const rc = &cpi->rc; 293 struct segmentation *const seg = &cm->seg; 294 295 int high_q = (int)(rc->avg_q > 48.0); 296 int qi_delta; 297 298 // Disable and clear down for KF 299 if (cm->frame_type == KEY_FRAME) { 300 // Clear down the global segmentation map 301 vpx_memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); 302 seg->update_map = 0; 303 seg->update_data = 0; 304 cpi->static_mb_pct = 0; 305 306 // Disable segmentation 307 vp9_disable_segmentation(seg); 308 309 // Clear down the segment features. 310 vp9_clearall_segfeatures(seg); 311 } else if (cpi->refresh_alt_ref_frame) { 312 // If this is an alt ref frame 313 // Clear down the global segmentation map 314 vpx_memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); 315 seg->update_map = 0; 316 seg->update_data = 0; 317 cpi->static_mb_pct = 0; 318 319 // Disable segmentation and individual segment features by default 320 vp9_disable_segmentation(seg); 321 vp9_clearall_segfeatures(seg); 322 323 // Scan frames from current to arf frame. 324 // This function re-enables segmentation if appropriate. 325 vp9_update_mbgraph_stats(cpi); 326 327 // If segmentation was enabled set those features needed for the 328 // arf itself. 329 if (seg->enabled) { 330 seg->update_map = 1; 331 seg->update_data = 1; 332 333 qi_delta = vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 0.875, 334 cm->bit_depth); 335 vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta - 2); 336 vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2); 337 338 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q); 339 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF); 340 341 // Where relevant assume segment data is delta data 342 seg->abs_delta = SEGMENT_DELTADATA; 343 } 344 } else if (seg->enabled) { 345 // All other frames if segmentation has been enabled 346 347 // First normal frame in a valid gf or alt ref group 348 if (rc->frames_since_golden == 0) { 349 // Set up segment features for normal frames in an arf group 350 if (rc->source_alt_ref_active) { 351 seg->update_map = 0; 352 seg->update_data = 1; 353 seg->abs_delta = SEGMENT_DELTADATA; 354 355 qi_delta = vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 1.125, 356 cm->bit_depth); 357 vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta + 2); 358 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q); 359 360 vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2); 361 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF); 362 363 // Segment coding disabled for compred testing 364 if (high_q || (cpi->static_mb_pct == 100)) { 365 vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME); 366 vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME); 367 vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP); 368 } 369 } else { 370 // Disable segmentation and clear down features if alt ref 371 // is not active for this group 372 373 vp9_disable_segmentation(seg); 374 375 vpx_memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); 376 377 seg->update_map = 0; 378 seg->update_data = 0; 379 380 vp9_clearall_segfeatures(seg); 381 } 382 } else if (rc->is_src_frame_alt_ref) { 383 // Special case where we are coding over the top of a previous 384 // alt ref frame. 385 // Segment coding disabled for compred testing 386 387 // Enable ref frame features for segment 0 as well 388 vp9_enable_segfeature(seg, 0, SEG_LVL_REF_FRAME); 389 vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME); 390 391 // All mbs should use ALTREF_FRAME 392 vp9_clear_segdata(seg, 0, SEG_LVL_REF_FRAME); 393 vp9_set_segdata(seg, 0, SEG_LVL_REF_FRAME, ALTREF_FRAME); 394 vp9_clear_segdata(seg, 1, SEG_LVL_REF_FRAME); 395 vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME); 396 397 // Skip all MBs if high Q (0,0 mv and skip coeffs) 398 if (high_q) { 399 vp9_enable_segfeature(seg, 0, SEG_LVL_SKIP); 400 vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP); 401 } 402 // Enable data update 403 seg->update_data = 1; 404 } else { 405 // All other frames. 406 407 // No updates.. leave things as they are. 408 seg->update_map = 0; 409 seg->update_data = 0; 410 } 411 } 412} 413 414static void update_reference_segmentation_map(VP9_COMP *cpi) { 415 VP9_COMMON *const cm = &cpi->common; 416 MODE_INFO *mi_8x8_ptr = cm->mi; 417 uint8_t *cache_ptr = cm->last_frame_seg_map; 418 int row, col; 419 420 for (row = 0; row < cm->mi_rows; row++) { 421 MODE_INFO *mi_8x8 = mi_8x8_ptr; 422 uint8_t *cache = cache_ptr; 423 for (col = 0; col < cm->mi_cols; col++, mi_8x8++, cache++) 424 cache[0] = mi_8x8[0].src_mi->mbmi.segment_id; 425 mi_8x8_ptr += cm->mi_stride; 426 cache_ptr += cm->mi_cols; 427 } 428} 429 430static void alloc_raw_frame_buffers(VP9_COMP *cpi) { 431 VP9_COMMON *cm = &cpi->common; 432 const VP9EncoderConfig *oxcf = &cpi->oxcf; 433 434 cpi->lookahead = vp9_lookahead_init(oxcf->width, oxcf->height, 435 cm->subsampling_x, cm->subsampling_y, 436#if CONFIG_VP9_HIGHBITDEPTH 437 cm->use_highbitdepth, 438#endif 439 oxcf->lag_in_frames); 440 if (!cpi->lookahead) 441 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, 442 "Failed to allocate lag buffers"); 443 444 if (vp9_realloc_frame_buffer(&cpi->alt_ref_buffer, 445 oxcf->width, oxcf->height, 446 cm->subsampling_x, cm->subsampling_y, 447#if CONFIG_VP9_HIGHBITDEPTH 448 cm->use_highbitdepth, 449#endif 450 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL)) 451 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, 452 "Failed to allocate altref buffer"); 453} 454 455static void alloc_ref_frame_buffers(VP9_COMP *cpi) { 456 VP9_COMMON *const cm = &cpi->common; 457 if (vp9_alloc_ref_frame_buffers(cm, cm->width, cm->height)) 458 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, 459 "Failed to allocate frame buffers"); 460} 461 462static void alloc_util_frame_buffers(VP9_COMP *cpi) { 463 VP9_COMMON *const cm = &cpi->common; 464 if (vp9_realloc_frame_buffer(&cpi->last_frame_uf, 465 cm->width, cm->height, 466 cm->subsampling_x, cm->subsampling_y, 467#if CONFIG_VP9_HIGHBITDEPTH 468 cm->use_highbitdepth, 469#endif 470 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL)) 471 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, 472 "Failed to allocate last frame buffer"); 473 474 if (vp9_realloc_frame_buffer(&cpi->scaled_source, 475 cm->width, cm->height, 476 cm->subsampling_x, cm->subsampling_y, 477#if CONFIG_VP9_HIGHBITDEPTH 478 cm->use_highbitdepth, 479#endif 480 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL)) 481 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, 482 "Failed to allocate scaled source buffer"); 483 484 if (vp9_realloc_frame_buffer(&cpi->scaled_last_source, 485 cm->width, cm->height, 486 cm->subsampling_x, cm->subsampling_y, 487#if CONFIG_VP9_HIGHBITDEPTH 488 cm->use_highbitdepth, 489#endif 490 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL)) 491 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, 492 "Failed to allocate scaled last source buffer"); 493} 494 495void vp9_alloc_compressor_data(VP9_COMP *cpi) { 496 VP9_COMMON *cm = &cpi->common; 497 498 vp9_alloc_context_buffers(cm, cm->width, cm->height); 499 500 vpx_free(cpi->tok); 501 502 { 503 unsigned int tokens = get_token_alloc(cm->mb_rows, cm->mb_cols); 504 CHECK_MEM_ERROR(cm, cpi->tok, vpx_calloc(tokens, sizeof(*cpi->tok))); 505 } 506 507 vp9_setup_pc_tree(&cpi->common, cpi); 508} 509 510static void update_frame_size(VP9_COMP *cpi) { 511 VP9_COMMON *const cm = &cpi->common; 512 MACROBLOCKD *const xd = &cpi->mb.e_mbd; 513 514 vp9_set_mb_mi(cm, cm->width, cm->height); 515 vp9_init_context_buffers(cm); 516 init_macroblockd(cm, xd); 517 518 if (is_two_pass_svc(cpi)) { 519 if (vp9_realloc_frame_buffer(&cpi->alt_ref_buffer, 520 cm->width, cm->height, 521 cm->subsampling_x, cm->subsampling_y, 522#if CONFIG_VP9_HIGHBITDEPTH 523 cm->use_highbitdepth, 524#endif 525 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL)) 526 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, 527 "Failed to reallocate alt_ref_buffer"); 528 } 529} 530 531void vp9_new_framerate(VP9_COMP *cpi, double framerate) { 532 cpi->framerate = framerate < 0.1 ? 30 : framerate; 533 vp9_rc_update_framerate(cpi); 534} 535 536static void set_tile_limits(VP9_COMP *cpi) { 537 VP9_COMMON *const cm = &cpi->common; 538 539 int min_log2_tile_cols, max_log2_tile_cols; 540 vp9_get_tile_n_bits(cm->mi_cols, &min_log2_tile_cols, &max_log2_tile_cols); 541 542 cm->log2_tile_cols = clamp(cpi->oxcf.tile_columns, 543 min_log2_tile_cols, max_log2_tile_cols); 544 cm->log2_tile_rows = cpi->oxcf.tile_rows; 545} 546 547static void init_buffer_indices(VP9_COMP *cpi) { 548 cpi->lst_fb_idx = 0; 549 cpi->gld_fb_idx = 1; 550 cpi->alt_fb_idx = 2; 551} 552 553static void init_config(struct VP9_COMP *cpi, VP9EncoderConfig *oxcf) { 554 VP9_COMMON *const cm = &cpi->common; 555 556 cpi->oxcf = *oxcf; 557 cpi->framerate = oxcf->init_framerate; 558 559 cm->profile = oxcf->profile; 560 cm->bit_depth = oxcf->bit_depth; 561#if CONFIG_VP9_HIGHBITDEPTH 562 cm->use_highbitdepth = oxcf->use_highbitdepth; 563#endif 564 cm->color_space = UNKNOWN; 565 566 cm->width = oxcf->width; 567 cm->height = oxcf->height; 568 vp9_alloc_compressor_data(cpi); 569 570 // Spatial scalability. 571 cpi->svc.number_spatial_layers = oxcf->ss_number_layers; 572 // Temporal scalability. 573 cpi->svc.number_temporal_layers = oxcf->ts_number_layers; 574 575 if ((cpi->svc.number_temporal_layers > 1 && cpi->oxcf.rc_mode == VPX_CBR) || 576 ((cpi->svc.number_temporal_layers > 1 || 577 cpi->svc.number_spatial_layers > 1) && 578 cpi->oxcf.pass == 2)) { 579 vp9_init_layer_context(cpi); 580 } 581 582 // change includes all joint functionality 583 vp9_change_config(cpi, oxcf); 584 585 cpi->static_mb_pct = 0; 586 cpi->ref_frame_flags = 0; 587 588 init_buffer_indices(cpi); 589 590 set_tile_limits(cpi); 591} 592 593static void set_rc_buffer_sizes(RATE_CONTROL *rc, 594 const VP9EncoderConfig *oxcf) { 595 const int64_t bandwidth = oxcf->target_bandwidth; 596 const int64_t starting = oxcf->starting_buffer_level_ms; 597 const int64_t optimal = oxcf->optimal_buffer_level_ms; 598 const int64_t maximum = oxcf->maximum_buffer_size_ms; 599 600 rc->starting_buffer_level = starting * bandwidth / 1000; 601 rc->optimal_buffer_level = (optimal == 0) ? bandwidth / 8 602 : optimal * bandwidth / 1000; 603 rc->maximum_buffer_size = (maximum == 0) ? bandwidth / 8 604 : maximum * bandwidth / 1000; 605} 606 607void vp9_change_config(struct VP9_COMP *cpi, const VP9EncoderConfig *oxcf) { 608 VP9_COMMON *const cm = &cpi->common; 609 RATE_CONTROL *const rc = &cpi->rc; 610 611 if (cm->profile != oxcf->profile) 612 cm->profile = oxcf->profile; 613 cm->bit_depth = oxcf->bit_depth; 614 615 if (cm->profile <= PROFILE_1) 616 assert(cm->bit_depth == VPX_BITS_8); 617 else 618 assert(cm->bit_depth > VPX_BITS_8); 619 620 cpi->oxcf = *oxcf; 621#if CONFIG_VP9_HIGHBITDEPTH 622 if (cpi->oxcf.use_highbitdepth) { 623 cpi->mb.e_mbd.bd = (int)cm->bit_depth; 624 } 625#endif 626 627 rc->baseline_gf_interval = DEFAULT_GF_INTERVAL; 628 629 cpi->refresh_golden_frame = 0; 630 cpi->refresh_last_frame = 1; 631 cm->refresh_frame_context = 1; 632 cm->reset_frame_context = 0; 633 634 vp9_reset_segment_features(&cm->seg); 635 vp9_set_high_precision_mv(cpi, 0); 636 637 { 638 int i; 639 640 for (i = 0; i < MAX_SEGMENTS; i++) 641 cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout; 642 } 643 cpi->encode_breakout = cpi->oxcf.encode_breakout; 644 645 set_rc_buffer_sizes(rc, &cpi->oxcf); 646 647 // Under a configuration change, where maximum_buffer_size may change, 648 // keep buffer level clipped to the maximum allowed buffer size. 649 rc->bits_off_target = MIN(rc->bits_off_target, rc->maximum_buffer_size); 650 rc->buffer_level = MIN(rc->buffer_level, rc->maximum_buffer_size); 651 652 // Set up frame rate and related parameters rate control values. 653 vp9_new_framerate(cpi, cpi->framerate); 654 655 // Set absolute upper and lower quality limits 656 rc->worst_quality = cpi->oxcf.worst_allowed_q; 657 rc->best_quality = cpi->oxcf.best_allowed_q; 658 659 cm->interp_filter = cpi->sf.default_interp_filter; 660 661 cm->display_width = cpi->oxcf.width; 662 cm->display_height = cpi->oxcf.height; 663 664 if (cpi->initial_width) { 665 // Increasing the size of the frame beyond the first seen frame, or some 666 // otherwise signaled maximum size, is not supported. 667 // TODO(jkoleszar): exit gracefully. 668 assert(cm->width <= cpi->initial_width); 669 assert(cm->height <= cpi->initial_height); 670 } 671 update_frame_size(cpi); 672 673 if ((cpi->svc.number_temporal_layers > 1 && 674 cpi->oxcf.rc_mode == VPX_CBR) || 675 ((cpi->svc.number_temporal_layers > 1 || 676 cpi->svc.number_spatial_layers > 1) && 677 cpi->oxcf.pass == 2)) { 678 vp9_update_layer_context_change_config(cpi, 679 (int)cpi->oxcf.target_bandwidth); 680 } 681 682 cpi->alt_ref_source = NULL; 683 rc->is_src_frame_alt_ref = 0; 684 685#if 0 686 // Experimental RD Code 687 cpi->frame_distortion = 0; 688 cpi->last_frame_distortion = 0; 689#endif 690 691 set_tile_limits(cpi); 692 693 cpi->ext_refresh_frame_flags_pending = 0; 694 cpi->ext_refresh_frame_context_pending = 0; 695 696#if CONFIG_VP9_TEMPORAL_DENOISING 697 if (cpi->oxcf.noise_sensitivity > 0) { 698 vp9_denoiser_alloc(&(cpi->denoiser), cm->width, cm->height, 699 cm->subsampling_x, cm->subsampling_y, 700#if CONFIG_VP9_HIGHBITDEPTH 701 cm->use_highbitdepth, 702#endif 703 VP9_ENC_BORDER_IN_PIXELS); 704 } 705#endif 706} 707 708#ifndef M_LOG2_E 709#define M_LOG2_E 0.693147180559945309417 710#endif 711#define log2f(x) (log (x) / (float) M_LOG2_E) 712 713static void cal_nmvjointsadcost(int *mvjointsadcost) { 714 mvjointsadcost[0] = 600; 715 mvjointsadcost[1] = 300; 716 mvjointsadcost[2] = 300; 717 mvjointsadcost[3] = 300; 718} 719 720static void cal_nmvsadcosts(int *mvsadcost[2]) { 721 int i = 1; 722 723 mvsadcost[0][0] = 0; 724 mvsadcost[1][0] = 0; 725 726 do { 727 double z = 256 * (2 * (log2f(8 * i) + .6)); 728 mvsadcost[0][i] = (int)z; 729 mvsadcost[1][i] = (int)z; 730 mvsadcost[0][-i] = (int)z; 731 mvsadcost[1][-i] = (int)z; 732 } while (++i <= MV_MAX); 733} 734 735static void cal_nmvsadcosts_hp(int *mvsadcost[2]) { 736 int i = 1; 737 738 mvsadcost[0][0] = 0; 739 mvsadcost[1][0] = 0; 740 741 do { 742 double z = 256 * (2 * (log2f(8 * i) + .6)); 743 mvsadcost[0][i] = (int)z; 744 mvsadcost[1][i] = (int)z; 745 mvsadcost[0][-i] = (int)z; 746 mvsadcost[1][-i] = (int)z; 747 } while (++i <= MV_MAX); 748} 749 750 751VP9_COMP *vp9_create_compressor(VP9EncoderConfig *oxcf) { 752 unsigned int i, j; 753 VP9_COMP *const cpi = vpx_memalign(32, sizeof(VP9_COMP)); 754 VP9_COMMON *const cm = cpi != NULL ? &cpi->common : NULL; 755 756 if (!cm) 757 return NULL; 758 759 vp9_zero(*cpi); 760 761 if (setjmp(cm->error.jmp)) { 762 cm->error.setjmp = 0; 763 vp9_remove_compressor(cpi); 764 return 0; 765 } 766 767 cm->error.setjmp = 1; 768 769 cpi->use_svc = 0; 770 771 init_config(cpi, oxcf); 772 vp9_rc_init(&cpi->oxcf, oxcf->pass, &cpi->rc); 773 774 cm->current_video_frame = 0; 775 cpi->skippable_frame = 0; 776 777 // Create the encoder segmentation map and set all entries to 0 778 CHECK_MEM_ERROR(cm, cpi->segmentation_map, 779 vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); 780 781 // Create a complexity map used for rd adjustment 782 CHECK_MEM_ERROR(cm, cpi->complexity_map, 783 vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); 784 785 // Create a map used for cyclic background refresh. 786 CHECK_MEM_ERROR(cm, cpi->cyclic_refresh, 787 vp9_cyclic_refresh_alloc(cm->mi_rows, cm->mi_cols)); 788 789 // And a place holder structure is the coding context 790 // for use if we want to save and restore it 791 CHECK_MEM_ERROR(cm, cpi->coding_context.last_frame_seg_map_copy, 792 vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); 793 794 CHECK_MEM_ERROR(cm, cpi->nmvcosts[0], 795 vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts[0]))); 796 CHECK_MEM_ERROR(cm, cpi->nmvcosts[1], 797 vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts[1]))); 798 CHECK_MEM_ERROR(cm, cpi->nmvcosts_hp[0], 799 vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[0]))); 800 CHECK_MEM_ERROR(cm, cpi->nmvcosts_hp[1], 801 vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[1]))); 802 CHECK_MEM_ERROR(cm, cpi->nmvsadcosts[0], 803 vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[0]))); 804 CHECK_MEM_ERROR(cm, cpi->nmvsadcosts[1], 805 vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[1]))); 806 CHECK_MEM_ERROR(cm, cpi->nmvsadcosts_hp[0], 807 vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[0]))); 808 CHECK_MEM_ERROR(cm, cpi->nmvsadcosts_hp[1], 809 vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[1]))); 810 811 for (i = 0; i < (sizeof(cpi->mbgraph_stats) / 812 sizeof(cpi->mbgraph_stats[0])); i++) { 813 CHECK_MEM_ERROR(cm, cpi->mbgraph_stats[i].mb_stats, 814 vpx_calloc(cm->MBs * 815 sizeof(*cpi->mbgraph_stats[i].mb_stats), 1)); 816 } 817 818#if CONFIG_FP_MB_STATS 819 cpi->use_fp_mb_stats = 0; 820 if (cpi->use_fp_mb_stats) { 821 // a place holder used to store the first pass mb stats in the first pass 822 CHECK_MEM_ERROR(cm, cpi->twopass.frame_mb_stats_buf, 823 vpx_calloc(cm->MBs * sizeof(uint8_t), 1)); 824 } else { 825 cpi->twopass.frame_mb_stats_buf = NULL; 826 } 827#endif 828 829 cpi->refresh_alt_ref_frame = 0; 830 831 // Note that at the moment multi_arf will not work with svc. 832 // For the current check in all the execution paths are defaulted to 0 833 // pending further tuning and testing. The code is left in place here 834 // as a place holder in regard to the required paths. 835 cpi->multi_arf_last_grp_enabled = 0; 836 if (oxcf->pass == 2) { 837 if (cpi->use_svc) { 838 cpi->multi_arf_allowed = 0; 839 cpi->multi_arf_enabled = 0; 840 } else { 841 // Disable by default for now. 842 cpi->multi_arf_allowed = 0; 843 cpi->multi_arf_enabled = 0; 844 } 845 } else { 846 cpi->multi_arf_allowed = 0; 847 cpi->multi_arf_enabled = 0; 848 } 849 850 cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS; 851#if CONFIG_INTERNAL_STATS 852 cpi->b_calculate_ssimg = 0; 853 854 cpi->count = 0; 855 cpi->bytes = 0; 856 857 if (cpi->b_calculate_psnr) { 858 cpi->total_y = 0.0; 859 cpi->total_u = 0.0; 860 cpi->total_v = 0.0; 861 cpi->total = 0.0; 862 cpi->total_sq_error = 0; 863 cpi->total_samples = 0; 864 865 cpi->totalp_y = 0.0; 866 cpi->totalp_u = 0.0; 867 cpi->totalp_v = 0.0; 868 cpi->totalp = 0.0; 869 cpi->totalp_sq_error = 0; 870 cpi->totalp_samples = 0; 871 872 cpi->tot_recode_hits = 0; 873 cpi->summed_quality = 0; 874 cpi->summed_weights = 0; 875 cpi->summedp_quality = 0; 876 cpi->summedp_weights = 0; 877 } 878 879 if (cpi->b_calculate_ssimg) { 880 cpi->total_ssimg_y = 0; 881 cpi->total_ssimg_u = 0; 882 cpi->total_ssimg_v = 0; 883 cpi->total_ssimg_all = 0; 884 } 885 886#endif 887 888 cpi->first_time_stamp_ever = INT64_MAX; 889 890 cal_nmvjointsadcost(cpi->mb.nmvjointsadcost); 891 cpi->mb.nmvcost[0] = &cpi->nmvcosts[0][MV_MAX]; 892 cpi->mb.nmvcost[1] = &cpi->nmvcosts[1][MV_MAX]; 893 cpi->mb.nmvsadcost[0] = &cpi->nmvsadcosts[0][MV_MAX]; 894 cpi->mb.nmvsadcost[1] = &cpi->nmvsadcosts[1][MV_MAX]; 895 cal_nmvsadcosts(cpi->mb.nmvsadcost); 896 897 cpi->mb.nmvcost_hp[0] = &cpi->nmvcosts_hp[0][MV_MAX]; 898 cpi->mb.nmvcost_hp[1] = &cpi->nmvcosts_hp[1][MV_MAX]; 899 cpi->mb.nmvsadcost_hp[0] = &cpi->nmvsadcosts_hp[0][MV_MAX]; 900 cpi->mb.nmvsadcost_hp[1] = &cpi->nmvsadcosts_hp[1][MV_MAX]; 901 cal_nmvsadcosts_hp(cpi->mb.nmvsadcost_hp); 902 903#if CONFIG_VP9_TEMPORAL_DENOISING 904#ifdef OUTPUT_YUV_DENOISED 905 yuv_denoised_file = fopen("denoised.yuv", "ab"); 906#endif 907#endif 908#ifdef OUTPUT_YUV_REC 909 yuv_rec_file = fopen("rec.yuv", "wb"); 910#endif 911 912#if 0 913 framepsnr = fopen("framepsnr.stt", "a"); 914 kf_list = fopen("kf_list.stt", "w"); 915#endif 916 917 cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED; 918 919 if (oxcf->pass == 1) { 920 vp9_init_first_pass(cpi); 921 } else if (oxcf->pass == 2) { 922 const size_t packet_sz = sizeof(FIRSTPASS_STATS); 923 const int packets = (int)(oxcf->two_pass_stats_in.sz / packet_sz); 924 925 if (cpi->svc.number_spatial_layers > 1 926 || cpi->svc.number_temporal_layers > 1) { 927 FIRSTPASS_STATS *const stats = oxcf->two_pass_stats_in.buf; 928 FIRSTPASS_STATS *stats_copy[VPX_SS_MAX_LAYERS] = {0}; 929 int i; 930 931 for (i = 0; i < oxcf->ss_number_layers; ++i) { 932 FIRSTPASS_STATS *const last_packet_for_layer = 933 &stats[packets - oxcf->ss_number_layers + i]; 934 const int layer_id = (int)last_packet_for_layer->spatial_layer_id; 935 const int packets_in_layer = (int)last_packet_for_layer->count + 1; 936 if (layer_id >= 0 && layer_id < oxcf->ss_number_layers) { 937 LAYER_CONTEXT *const lc = &cpi->svc.layer_context[layer_id]; 938 939 vpx_free(lc->rc_twopass_stats_in.buf); 940 941 lc->rc_twopass_stats_in.sz = packets_in_layer * packet_sz; 942 CHECK_MEM_ERROR(cm, lc->rc_twopass_stats_in.buf, 943 vpx_malloc(lc->rc_twopass_stats_in.sz)); 944 lc->twopass.stats_in_start = lc->rc_twopass_stats_in.buf; 945 lc->twopass.stats_in = lc->twopass.stats_in_start; 946 lc->twopass.stats_in_end = lc->twopass.stats_in_start 947 + packets_in_layer - 1; 948 stats_copy[layer_id] = lc->rc_twopass_stats_in.buf; 949 } 950 } 951 952 for (i = 0; i < packets; ++i) { 953 const int layer_id = (int)stats[i].spatial_layer_id; 954 if (layer_id >= 0 && layer_id < oxcf->ss_number_layers 955 && stats_copy[layer_id] != NULL) { 956 *stats_copy[layer_id] = stats[i]; 957 ++stats_copy[layer_id]; 958 } 959 } 960 961 vp9_init_second_pass_spatial_svc(cpi); 962 } else { 963#if CONFIG_FP_MB_STATS 964 if (cpi->use_fp_mb_stats) { 965 const size_t psz = cpi->common.MBs * sizeof(uint8_t); 966 const int ps = (int)(oxcf->firstpass_mb_stats_in.sz / psz); 967 968 cpi->twopass.firstpass_mb_stats.mb_stats_start = 969 oxcf->firstpass_mb_stats_in.buf; 970 cpi->twopass.firstpass_mb_stats.mb_stats_end = 971 cpi->twopass.firstpass_mb_stats.mb_stats_start + 972 (ps - 1) * cpi->common.MBs * sizeof(uint8_t); 973 } 974#endif 975 976 cpi->twopass.stats_in_start = oxcf->two_pass_stats_in.buf; 977 cpi->twopass.stats_in = cpi->twopass.stats_in_start; 978 cpi->twopass.stats_in_end = &cpi->twopass.stats_in[packets - 1]; 979 980 vp9_init_second_pass(cpi); 981 } 982 } 983 984 vp9_set_speed_features(cpi); 985 986 // Allocate memory to store variances for a frame. 987 CHECK_MEM_ERROR(cm, cpi->source_diff_var, 988 vpx_calloc(cm->MBs, sizeof(diff))); 989 cpi->source_var_thresh = 0; 990 cpi->frames_till_next_var_check = 0; 991 992 // Default rd threshold factors for mode selection 993 for (i = 0; i < BLOCK_SIZES; ++i) { 994 for (j = 0; j < MAX_MODES; ++j) { 995 cpi->rd.thresh_freq_fact[i][j] = 32; 996 cpi->rd.mode_map[i][j] = j; 997 } 998 } 999 1000#define BFP(BT, SDF, SDAF, VF, SVF, SVAF, SDX3F, SDX8F, SDX4DF)\ 1001 cpi->fn_ptr[BT].sdf = SDF; \ 1002 cpi->fn_ptr[BT].sdaf = SDAF; \ 1003 cpi->fn_ptr[BT].vf = VF; \ 1004 cpi->fn_ptr[BT].svf = SVF; \ 1005 cpi->fn_ptr[BT].svaf = SVAF; \ 1006 cpi->fn_ptr[BT].sdx3f = SDX3F; \ 1007 cpi->fn_ptr[BT].sdx8f = SDX8F; \ 1008 cpi->fn_ptr[BT].sdx4df = SDX4DF; 1009 1010 BFP(BLOCK_32X16, vp9_sad32x16, vp9_sad32x16_avg, 1011 vp9_variance32x16, vp9_sub_pixel_variance32x16, 1012 vp9_sub_pixel_avg_variance32x16, NULL, NULL, vp9_sad32x16x4d) 1013 1014 BFP(BLOCK_16X32, vp9_sad16x32, vp9_sad16x32_avg, 1015 vp9_variance16x32, vp9_sub_pixel_variance16x32, 1016 vp9_sub_pixel_avg_variance16x32, NULL, NULL, vp9_sad16x32x4d) 1017 1018 BFP(BLOCK_64X32, vp9_sad64x32, vp9_sad64x32_avg, 1019 vp9_variance64x32, vp9_sub_pixel_variance64x32, 1020 vp9_sub_pixel_avg_variance64x32, NULL, NULL, vp9_sad64x32x4d) 1021 1022 BFP(BLOCK_32X64, vp9_sad32x64, vp9_sad32x64_avg, 1023 vp9_variance32x64, vp9_sub_pixel_variance32x64, 1024 vp9_sub_pixel_avg_variance32x64, NULL, NULL, vp9_sad32x64x4d) 1025 1026 BFP(BLOCK_32X32, vp9_sad32x32, vp9_sad32x32_avg, 1027 vp9_variance32x32, vp9_sub_pixel_variance32x32, 1028 vp9_sub_pixel_avg_variance32x32, vp9_sad32x32x3, vp9_sad32x32x8, 1029 vp9_sad32x32x4d) 1030 1031 BFP(BLOCK_64X64, vp9_sad64x64, vp9_sad64x64_avg, 1032 vp9_variance64x64, vp9_sub_pixel_variance64x64, 1033 vp9_sub_pixel_avg_variance64x64, vp9_sad64x64x3, vp9_sad64x64x8, 1034 vp9_sad64x64x4d) 1035 1036 BFP(BLOCK_16X16, vp9_sad16x16, vp9_sad16x16_avg, 1037 vp9_variance16x16, vp9_sub_pixel_variance16x16, 1038 vp9_sub_pixel_avg_variance16x16, vp9_sad16x16x3, vp9_sad16x16x8, 1039 vp9_sad16x16x4d) 1040 1041 BFP(BLOCK_16X8, vp9_sad16x8, vp9_sad16x8_avg, 1042 vp9_variance16x8, vp9_sub_pixel_variance16x8, 1043 vp9_sub_pixel_avg_variance16x8, 1044 vp9_sad16x8x3, vp9_sad16x8x8, vp9_sad16x8x4d) 1045 1046 BFP(BLOCK_8X16, vp9_sad8x16, vp9_sad8x16_avg, 1047 vp9_variance8x16, vp9_sub_pixel_variance8x16, 1048 vp9_sub_pixel_avg_variance8x16, 1049 vp9_sad8x16x3, vp9_sad8x16x8, vp9_sad8x16x4d) 1050 1051 BFP(BLOCK_8X8, vp9_sad8x8, vp9_sad8x8_avg, 1052 vp9_variance8x8, vp9_sub_pixel_variance8x8, 1053 vp9_sub_pixel_avg_variance8x8, 1054 vp9_sad8x8x3, vp9_sad8x8x8, vp9_sad8x8x4d) 1055 1056 BFP(BLOCK_8X4, vp9_sad8x4, vp9_sad8x4_avg, 1057 vp9_variance8x4, vp9_sub_pixel_variance8x4, 1058 vp9_sub_pixel_avg_variance8x4, NULL, vp9_sad8x4x8, vp9_sad8x4x4d) 1059 1060 BFP(BLOCK_4X8, vp9_sad4x8, vp9_sad4x8_avg, 1061 vp9_variance4x8, vp9_sub_pixel_variance4x8, 1062 vp9_sub_pixel_avg_variance4x8, NULL, vp9_sad4x8x8, vp9_sad4x8x4d) 1063 1064 BFP(BLOCK_4X4, vp9_sad4x4, vp9_sad4x4_avg, 1065 vp9_variance4x4, vp9_sub_pixel_variance4x4, 1066 vp9_sub_pixel_avg_variance4x4, 1067 vp9_sad4x4x3, vp9_sad4x4x8, vp9_sad4x4x4d) 1068 1069 /* vp9_init_quantizer() is first called here. Add check in 1070 * vp9_frame_init_quantizer() so that vp9_init_quantizer is only 1071 * called later when needed. This will avoid unnecessary calls of 1072 * vp9_init_quantizer() for every frame. 1073 */ 1074 vp9_init_quantizer(cpi); 1075 1076 vp9_loop_filter_init(cm); 1077 1078 cm->error.setjmp = 0; 1079 1080 return cpi; 1081} 1082 1083void vp9_remove_compressor(VP9_COMP *cpi) { 1084 unsigned int i; 1085 1086 if (!cpi) 1087 return; 1088 1089 if (cpi && (cpi->common.current_video_frame > 0)) { 1090#if CONFIG_INTERNAL_STATS 1091 1092 vp9_clear_system_state(); 1093 1094 // printf("\n8x8-4x4:%d-%d\n", cpi->t8x8_count, cpi->t4x4_count); 1095 if (cpi->oxcf.pass != 1) { 1096 FILE *f = fopen("opsnr.stt", "a"); 1097 double time_encoded = (cpi->last_end_time_stamp_seen 1098 - cpi->first_time_stamp_ever) / 10000000.000; 1099 double total_encode_time = (cpi->time_receive_data + 1100 cpi->time_compress_data) / 1000.000; 1101 double dr = (double)cpi->bytes * (double) 8 / (double)1000 1102 / time_encoded; 1103 1104 if (cpi->b_calculate_psnr) { 1105 const double total_psnr = 1106 vpx_sse_to_psnr((double)cpi->total_samples, 255.0, 1107 (double)cpi->total_sq_error); 1108 const double totalp_psnr = 1109 vpx_sse_to_psnr((double)cpi->totalp_samples, 255.0, 1110 (double)cpi->totalp_sq_error); 1111 const double total_ssim = 100 * pow(cpi->summed_quality / 1112 cpi->summed_weights, 8.0); 1113 const double totalp_ssim = 100 * pow(cpi->summedp_quality / 1114 cpi->summedp_weights, 8.0); 1115 1116 fprintf(f, "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\tGLPsnrP\t" 1117 "VPXSSIM\tVPSSIMP\t Time(ms)\n"); 1118 fprintf(f, "%7.2f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t%8.0f\n", 1119 dr, cpi->total / cpi->count, total_psnr, 1120 cpi->totalp / cpi->count, totalp_psnr, total_ssim, totalp_ssim, 1121 total_encode_time); 1122 } 1123 1124 if (cpi->b_calculate_ssimg) { 1125 fprintf(f, "BitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t Time(ms)\n"); 1126 fprintf(f, "%7.2f\t%6.4f\t%6.4f\t%6.4f\t%6.4f\t%8.0f\n", dr, 1127 cpi->total_ssimg_y / cpi->count, 1128 cpi->total_ssimg_u / cpi->count, 1129 cpi->total_ssimg_v / cpi->count, 1130 cpi->total_ssimg_all / cpi->count, total_encode_time); 1131 } 1132 1133 fclose(f); 1134 } 1135 1136#endif 1137 1138#if 0 1139 { 1140 printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000); 1141 printf("\n_frames recive_data encod_mb_row compress_frame Total\n"); 1142 printf("%6d %10ld %10ld %10ld %10ld\n", cpi->common.current_video_frame, 1143 cpi->time_receive_data / 1000, cpi->time_encode_sb_row / 1000, 1144 cpi->time_compress_data / 1000, 1145 (cpi->time_receive_data + cpi->time_compress_data) / 1000); 1146 } 1147#endif 1148 } 1149 1150#if CONFIG_VP9_TEMPORAL_DENOISING 1151 if (cpi->oxcf.noise_sensitivity > 0) { 1152 vp9_denoiser_free(&(cpi->denoiser)); 1153 } 1154#endif 1155 1156 dealloc_compressor_data(cpi); 1157 vpx_free(cpi->tok); 1158 1159 for (i = 0; i < sizeof(cpi->mbgraph_stats) / 1160 sizeof(cpi->mbgraph_stats[0]); ++i) { 1161 vpx_free(cpi->mbgraph_stats[i].mb_stats); 1162 } 1163 1164#if CONFIG_FP_MB_STATS 1165 if (cpi->use_fp_mb_stats) { 1166 vpx_free(cpi->twopass.frame_mb_stats_buf); 1167 cpi->twopass.frame_mb_stats_buf = NULL; 1168 } 1169#endif 1170 1171 vp9_remove_common(&cpi->common); 1172 vpx_free(cpi); 1173 1174#if CONFIG_VP9_TEMPORAL_DENOISING 1175#ifdef OUTPUT_YUV_DENOISED 1176 fclose(yuv_denoised_file); 1177#endif 1178#endif 1179#ifdef OUTPUT_YUV_REC 1180 fclose(yuv_rec_file); 1181#endif 1182 1183#if 0 1184 1185 if (keyfile) 1186 fclose(keyfile); 1187 1188 if (framepsnr) 1189 fclose(framepsnr); 1190 1191 if (kf_list) 1192 fclose(kf_list); 1193 1194#endif 1195} 1196static int64_t get_sse(const uint8_t *a, int a_stride, 1197 const uint8_t *b, int b_stride, 1198 int width, int height) { 1199 const int dw = width % 16; 1200 const int dh = height % 16; 1201 int64_t total_sse = 0; 1202 unsigned int sse = 0; 1203 int sum = 0; 1204 int x, y; 1205 1206 if (dw > 0) { 1207 variance(&a[width - dw], a_stride, &b[width - dw], b_stride, 1208 dw, height, &sse, &sum); 1209 total_sse += sse; 1210 } 1211 1212 if (dh > 0) { 1213 variance(&a[(height - dh) * a_stride], a_stride, 1214 &b[(height - dh) * b_stride], b_stride, 1215 width - dw, dh, &sse, &sum); 1216 total_sse += sse; 1217 } 1218 1219 for (y = 0; y < height / 16; ++y) { 1220 const uint8_t *pa = a; 1221 const uint8_t *pb = b; 1222 for (x = 0; x < width / 16; ++x) { 1223 vp9_mse16x16(pa, a_stride, pb, b_stride, &sse); 1224 total_sse += sse; 1225 1226 pa += 16; 1227 pb += 16; 1228 } 1229 1230 a += 16 * a_stride; 1231 b += 16 * b_stride; 1232 } 1233 1234 return total_sse; 1235} 1236 1237typedef struct { 1238 double psnr[4]; // total/y/u/v 1239 uint64_t sse[4]; // total/y/u/v 1240 uint32_t samples[4]; // total/y/u/v 1241} PSNR_STATS; 1242 1243static void calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b, 1244 PSNR_STATS *psnr) { 1245 const int widths[3] = {a->y_width, a->uv_width, a->uv_width }; 1246 const int heights[3] = {a->y_height, a->uv_height, a->uv_height}; 1247 const uint8_t *a_planes[3] = {a->y_buffer, a->u_buffer, a->v_buffer }; 1248 const int a_strides[3] = {a->y_stride, a->uv_stride, a->uv_stride}; 1249 const uint8_t *b_planes[3] = {b->y_buffer, b->u_buffer, b->v_buffer }; 1250 const int b_strides[3] = {b->y_stride, b->uv_stride, b->uv_stride}; 1251 int i; 1252 uint64_t total_sse = 0; 1253 uint32_t total_samples = 0; 1254 1255 for (i = 0; i < 3; ++i) { 1256 const int w = widths[i]; 1257 const int h = heights[i]; 1258 const uint32_t samples = w * h; 1259 const uint64_t sse = get_sse(a_planes[i], a_strides[i], 1260 b_planes[i], b_strides[i], 1261 w, h); 1262 psnr->sse[1 + i] = sse; 1263 psnr->samples[1 + i] = samples; 1264 psnr->psnr[1 + i] = vpx_sse_to_psnr(samples, 255.0, (double)sse); 1265 1266 total_sse += sse; 1267 total_samples += samples; 1268 } 1269 1270 psnr->sse[0] = total_sse; 1271 psnr->samples[0] = total_samples; 1272 psnr->psnr[0] = vpx_sse_to_psnr((double)total_samples, 255.0, 1273 (double)total_sse); 1274} 1275 1276static void generate_psnr_packet(VP9_COMP *cpi) { 1277 struct vpx_codec_cx_pkt pkt; 1278 int i; 1279 PSNR_STATS psnr; 1280 calc_psnr(cpi->Source, cpi->common.frame_to_show, &psnr); 1281 for (i = 0; i < 4; ++i) { 1282 pkt.data.psnr.samples[i] = psnr.samples[i]; 1283 pkt.data.psnr.sse[i] = psnr.sse[i]; 1284 pkt.data.psnr.psnr[i] = psnr.psnr[i]; 1285 } 1286 pkt.kind = VPX_CODEC_PSNR_PKT; 1287 if (is_two_pass_svc(cpi)) 1288 cpi->svc.layer_context[cpi->svc.spatial_layer_id].psnr_pkt = pkt.data.psnr; 1289 else 1290 vpx_codec_pkt_list_add(cpi->output_pkt_list, &pkt); 1291} 1292 1293int vp9_use_as_reference(VP9_COMP *cpi, int ref_frame_flags) { 1294 if (ref_frame_flags > 7) 1295 return -1; 1296 1297 cpi->ref_frame_flags = ref_frame_flags; 1298 return 0; 1299} 1300 1301void vp9_update_reference(VP9_COMP *cpi, int ref_frame_flags) { 1302 cpi->ext_refresh_golden_frame = (ref_frame_flags & VP9_GOLD_FLAG) != 0; 1303 cpi->ext_refresh_alt_ref_frame = (ref_frame_flags & VP9_ALT_FLAG) != 0; 1304 cpi->ext_refresh_last_frame = (ref_frame_flags & VP9_LAST_FLAG) != 0; 1305 cpi->ext_refresh_frame_flags_pending = 1; 1306} 1307 1308static YV12_BUFFER_CONFIG *get_vp9_ref_frame_buffer(VP9_COMP *cpi, 1309 VP9_REFFRAME ref_frame_flag) { 1310 MV_REFERENCE_FRAME ref_frame = NONE; 1311 if (ref_frame_flag == VP9_LAST_FLAG) 1312 ref_frame = LAST_FRAME; 1313 else if (ref_frame_flag == VP9_GOLD_FLAG) 1314 ref_frame = GOLDEN_FRAME; 1315 else if (ref_frame_flag == VP9_ALT_FLAG) 1316 ref_frame = ALTREF_FRAME; 1317 1318 return ref_frame == NONE ? NULL : get_ref_frame_buffer(cpi, ref_frame); 1319} 1320 1321int vp9_copy_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag, 1322 YV12_BUFFER_CONFIG *sd) { 1323 YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag); 1324 if (cfg) { 1325 vp8_yv12_copy_frame(cfg, sd); 1326 return 0; 1327 } else { 1328 return -1; 1329 } 1330} 1331 1332int vp9_set_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag, 1333 YV12_BUFFER_CONFIG *sd) { 1334 YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag); 1335 if (cfg) { 1336 vp8_yv12_copy_frame(sd, cfg); 1337 return 0; 1338 } else { 1339 return -1; 1340 } 1341} 1342 1343int vp9_update_entropy(VP9_COMP * cpi, int update) { 1344 cpi->ext_refresh_frame_context = update; 1345 cpi->ext_refresh_frame_context_pending = 1; 1346 return 0; 1347} 1348 1349#if CONFIG_VP9_TEMPORAL_DENOISING 1350#if defined(OUTPUT_YUV_DENOISED) 1351// The denoiser buffer is allocated as a YUV 440 buffer. This function writes it 1352// as YUV 420. We simply use the top-left pixels of the UV buffers, since we do 1353// not denoise the UV channels at this time. If ever we implement UV channel 1354// denoising we will have to modify this. 1355void vp9_write_yuv_frame_420(YV12_BUFFER_CONFIG *s, FILE *f) { 1356 uint8_t *src = s->y_buffer; 1357 int h = s->y_height; 1358 1359 do { 1360 fwrite(src, s->y_width, 1, f); 1361 src += s->y_stride; 1362 } while (--h); 1363 1364 src = s->u_buffer; 1365 h = s->uv_height / 2; 1366 1367 do { 1368 fwrite(src, s->uv_width / 2, 1, f); 1369 src += s->uv_stride + s->uv_width / 2; 1370 } while (--h); 1371 1372 src = s->v_buffer; 1373 h = s->uv_height / 2; 1374 1375 do { 1376 fwrite(src, s->uv_width / 2, 1, f); 1377 src += s->uv_stride + s->uv_width / 2; 1378 } while (--h); 1379} 1380#endif 1381#endif 1382 1383#ifdef OUTPUT_YUV_REC 1384void vp9_write_yuv_rec_frame(VP9_COMMON *cm) { 1385 YV12_BUFFER_CONFIG *s = cm->frame_to_show; 1386 uint8_t *src = s->y_buffer; 1387 int h = cm->height; 1388 1389 do { 1390 fwrite(src, s->y_width, 1, yuv_rec_file); 1391 src += s->y_stride; 1392 } while (--h); 1393 1394 src = s->u_buffer; 1395 h = s->uv_height; 1396 1397 do { 1398 fwrite(src, s->uv_width, 1, yuv_rec_file); 1399 src += s->uv_stride; 1400 } while (--h); 1401 1402 src = s->v_buffer; 1403 h = s->uv_height; 1404 1405 do { 1406 fwrite(src, s->uv_width, 1, yuv_rec_file); 1407 src += s->uv_stride; 1408 } while (--h); 1409 1410 fflush(yuv_rec_file); 1411} 1412#endif 1413 1414static void scale_and_extend_frame_nonnormative(const YV12_BUFFER_CONFIG *src, 1415 YV12_BUFFER_CONFIG *dst) { 1416 // TODO(dkovalev): replace YV12_BUFFER_CONFIG with vpx_image_t 1417 int i; 1418 const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer}; 1419 const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride}; 1420 const int src_widths[3] = {src->y_crop_width, src->uv_crop_width, 1421 src->uv_crop_width }; 1422 const int src_heights[3] = {src->y_crop_height, src->uv_crop_height, 1423 src->uv_crop_height}; 1424 uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer}; 1425 const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride}; 1426 const int dst_widths[3] = {dst->y_crop_width, dst->uv_crop_width, 1427 dst->uv_crop_width}; 1428 const int dst_heights[3] = {dst->y_crop_height, dst->uv_crop_height, 1429 dst->uv_crop_height}; 1430 1431 for (i = 0; i < MAX_MB_PLANE; ++i) 1432 vp9_resize_plane(srcs[i], src_heights[i], src_widths[i], src_strides[i], 1433 dsts[i], dst_heights[i], dst_widths[i], dst_strides[i]); 1434 1435 vp9_extend_frame_borders(dst); 1436} 1437 1438static void scale_and_extend_frame(const YV12_BUFFER_CONFIG *src, 1439 YV12_BUFFER_CONFIG *dst) { 1440 const int src_w = src->y_crop_width; 1441 const int src_h = src->y_crop_height; 1442 const int dst_w = dst->y_crop_width; 1443 const int dst_h = dst->y_crop_height; 1444 const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer}; 1445 const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride}; 1446 uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer}; 1447 const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride}; 1448 const InterpKernel *const kernel = vp9_get_interp_kernel(EIGHTTAP); 1449 int x, y, i; 1450 1451 for (y = 0; y < dst_h; y += 16) { 1452 for (x = 0; x < dst_w; x += 16) { 1453 for (i = 0; i < MAX_MB_PLANE; ++i) { 1454 const int factor = (i == 0 || i == 3 ? 1 : 2); 1455 const int x_q4 = x * (16 / factor) * src_w / dst_w; 1456 const int y_q4 = y * (16 / factor) * src_h / dst_h; 1457 const int src_stride = src_strides[i]; 1458 const int dst_stride = dst_strides[i]; 1459 const uint8_t *src_ptr = srcs[i] + (y / factor) * src_h / dst_h * 1460 src_stride + (x / factor) * src_w / dst_w; 1461 uint8_t *dst_ptr = dsts[i] + (y / factor) * dst_stride + (x / factor); 1462 1463 vp9_convolve8(src_ptr, src_stride, dst_ptr, dst_stride, 1464 kernel[x_q4 & 0xf], 16 * src_w / dst_w, 1465 kernel[y_q4 & 0xf], 16 * src_h / dst_h, 1466 16 / factor, 16 / factor); 1467 } 1468 } 1469 } 1470 1471 vp9_extend_frame_borders(dst); 1472} 1473 1474// Function to test for conditions that indicate we should loop 1475// back and recode a frame. 1476static int recode_loop_test(const VP9_COMP *cpi, 1477 int high_limit, int low_limit, 1478 int q, int maxq, int minq) { 1479 const VP9_COMMON *const cm = &cpi->common; 1480 const RATE_CONTROL *const rc = &cpi->rc; 1481 const VP9EncoderConfig *const oxcf = &cpi->oxcf; 1482 int force_recode = 0; 1483 1484 // Special case trap if maximum allowed frame size exceeded. 1485 if (rc->projected_frame_size > rc->max_frame_bandwidth) { 1486 force_recode = 1; 1487 1488 // Is frame recode allowed. 1489 // Yes if either recode mode 1 is selected or mode 2 is selected 1490 // and the frame is a key frame, golden frame or alt_ref_frame 1491 } else if ((cpi->sf.recode_loop == ALLOW_RECODE) || 1492 ((cpi->sf.recode_loop == ALLOW_RECODE_KFARFGF) && 1493 (cm->frame_type == KEY_FRAME || 1494 cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame))) { 1495 // General over and under shoot tests 1496 if ((rc->projected_frame_size > high_limit && q < maxq) || 1497 (rc->projected_frame_size < low_limit && q > minq)) { 1498 force_recode = 1; 1499 } else if (cpi->oxcf.rc_mode == VPX_CQ) { 1500 // Deal with frame undershoot and whether or not we are 1501 // below the automatically set cq level. 1502 if (q > oxcf->cq_level && 1503 rc->projected_frame_size < ((rc->this_frame_target * 7) >> 3)) { 1504 force_recode = 1; 1505 } 1506 } 1507 } 1508 return force_recode; 1509} 1510 1511void vp9_update_reference_frames(VP9_COMP *cpi) { 1512 VP9_COMMON * const cm = &cpi->common; 1513 1514 // At this point the new frame has been encoded. 1515 // If any buffer copy / swapping is signaled it should be done here. 1516 if (cm->frame_type == KEY_FRAME) { 1517 ref_cnt_fb(cm->frame_bufs, 1518 &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx); 1519 ref_cnt_fb(cm->frame_bufs, 1520 &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx); 1521 } else if (vp9_preserve_existing_gf(cpi)) { 1522 // We have decided to preserve the previously existing golden frame as our 1523 // new ARF frame. However, in the short term in function 1524 // vp9_bitstream.c::get_refresh_mask() we left it in the GF slot and, if 1525 // we're updating the GF with the current decoded frame, we save it to the 1526 // ARF slot instead. 1527 // We now have to update the ARF with the current frame and swap gld_fb_idx 1528 // and alt_fb_idx so that, overall, we've stored the old GF in the new ARF 1529 // slot and, if we're updating the GF, the current frame becomes the new GF. 1530 int tmp; 1531 1532 ref_cnt_fb(cm->frame_bufs, 1533 &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx); 1534 1535 tmp = cpi->alt_fb_idx; 1536 cpi->alt_fb_idx = cpi->gld_fb_idx; 1537 cpi->gld_fb_idx = tmp; 1538 1539 if (is_two_pass_svc(cpi)) { 1540 cpi->svc.layer_context[0].gold_ref_idx = cpi->gld_fb_idx; 1541 cpi->svc.layer_context[0].alt_ref_idx = cpi->alt_fb_idx; 1542 } 1543 } else { /* For non key/golden frames */ 1544 if (cpi->refresh_alt_ref_frame) { 1545 int arf_idx = cpi->alt_fb_idx; 1546 if ((cpi->oxcf.pass == 2) && cpi->multi_arf_allowed) { 1547 const GF_GROUP *const gf_group = &cpi->twopass.gf_group; 1548 arf_idx = gf_group->arf_update_idx[gf_group->index]; 1549 } 1550 1551 ref_cnt_fb(cm->frame_bufs, 1552 &cm->ref_frame_map[arf_idx], cm->new_fb_idx); 1553 vpx_memcpy(cpi->interp_filter_selected[ALTREF_FRAME], 1554 cpi->interp_filter_selected[0], 1555 sizeof(cpi->interp_filter_selected[0])); 1556 } 1557 1558 if (cpi->refresh_golden_frame) { 1559 ref_cnt_fb(cm->frame_bufs, 1560 &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx); 1561 if (!cpi->rc.is_src_frame_alt_ref) 1562 vpx_memcpy(cpi->interp_filter_selected[GOLDEN_FRAME], 1563 cpi->interp_filter_selected[0], 1564 sizeof(cpi->interp_filter_selected[0])); 1565 else 1566 vpx_memcpy(cpi->interp_filter_selected[GOLDEN_FRAME], 1567 cpi->interp_filter_selected[ALTREF_FRAME], 1568 sizeof(cpi->interp_filter_selected[ALTREF_FRAME])); 1569 } 1570 } 1571 1572 if (cpi->refresh_last_frame) { 1573 ref_cnt_fb(cm->frame_bufs, 1574 &cm->ref_frame_map[cpi->lst_fb_idx], cm->new_fb_idx); 1575 if (!cpi->rc.is_src_frame_alt_ref) 1576 vpx_memcpy(cpi->interp_filter_selected[LAST_FRAME], 1577 cpi->interp_filter_selected[0], 1578 sizeof(cpi->interp_filter_selected[0])); 1579 } 1580#if CONFIG_VP9_TEMPORAL_DENOISING 1581 if (cpi->oxcf.noise_sensitivity > 0) { 1582 vp9_denoiser_update_frame_info(&cpi->denoiser, 1583 *cpi->Source, 1584 cpi->common.frame_type, 1585 cpi->refresh_alt_ref_frame, 1586 cpi->refresh_golden_frame, 1587 cpi->refresh_last_frame); 1588 } 1589#endif 1590} 1591 1592static void loopfilter_frame(VP9_COMP *cpi, VP9_COMMON *cm) { 1593 MACROBLOCKD *xd = &cpi->mb.e_mbd; 1594 struct loopfilter *lf = &cm->lf; 1595 if (xd->lossless) { 1596 lf->filter_level = 0; 1597 } else { 1598 struct vpx_usec_timer timer; 1599 1600 vp9_clear_system_state(); 1601 1602 vpx_usec_timer_start(&timer); 1603 1604 vp9_pick_filter_level(cpi->Source, cpi, cpi->sf.lpf_pick); 1605 1606 vpx_usec_timer_mark(&timer); 1607 cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer); 1608 } 1609 1610 if (lf->filter_level > 0) { 1611 vp9_loop_filter_frame(cm->frame_to_show, cm, xd, lf->filter_level, 0, 0); 1612 } 1613 1614 vp9_extend_frame_inner_borders(cm->frame_to_show); 1615} 1616 1617void vp9_scale_references(VP9_COMP *cpi) { 1618 VP9_COMMON *cm = &cpi->common; 1619 MV_REFERENCE_FRAME ref_frame; 1620 const VP9_REFFRAME ref_mask[3] = {VP9_LAST_FLAG, VP9_GOLD_FLAG, VP9_ALT_FLAG}; 1621 1622 for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { 1623 const int idx = cm->ref_frame_map[get_ref_frame_idx(cpi, ref_frame)]; 1624 const YV12_BUFFER_CONFIG *const ref = &cm->frame_bufs[idx].buf; 1625 1626 // Need to convert from VP9_REFFRAME to index into ref_mask (subtract 1). 1627 if ((cpi->ref_frame_flags & ref_mask[ref_frame - 1]) && 1628 (ref->y_crop_width != cm->width || ref->y_crop_height != cm->height)) { 1629 const int new_fb = get_free_fb(cm); 1630 vp9_realloc_frame_buffer(&cm->frame_bufs[new_fb].buf, 1631 cm->width, cm->height, 1632 cm->subsampling_x, cm->subsampling_y, 1633#if CONFIG_VP9_HIGHBITDEPTH 1634 cm->use_highbitdepth, 1635#endif 1636 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL); 1637 scale_and_extend_frame(ref, &cm->frame_bufs[new_fb].buf); 1638 cpi->scaled_ref_idx[ref_frame - 1] = new_fb; 1639 } else { 1640 cpi->scaled_ref_idx[ref_frame - 1] = idx; 1641 cm->frame_bufs[idx].ref_count++; 1642 } 1643 } 1644} 1645 1646static void release_scaled_references(VP9_COMP *cpi) { 1647 VP9_COMMON *cm = &cpi->common; 1648 int i; 1649 1650 for (i = 0; i < 3; i++) 1651 cm->frame_bufs[cpi->scaled_ref_idx[i]].ref_count--; 1652} 1653 1654static void full_to_model_count(unsigned int *model_count, 1655 unsigned int *full_count) { 1656 int n; 1657 model_count[ZERO_TOKEN] = full_count[ZERO_TOKEN]; 1658 model_count[ONE_TOKEN] = full_count[ONE_TOKEN]; 1659 model_count[TWO_TOKEN] = full_count[TWO_TOKEN]; 1660 for (n = THREE_TOKEN; n < EOB_TOKEN; ++n) 1661 model_count[TWO_TOKEN] += full_count[n]; 1662 model_count[EOB_MODEL_TOKEN] = full_count[EOB_TOKEN]; 1663} 1664 1665static void full_to_model_counts(vp9_coeff_count_model *model_count, 1666 vp9_coeff_count *full_count) { 1667 int i, j, k, l; 1668 1669 for (i = 0; i < PLANE_TYPES; ++i) 1670 for (j = 0; j < REF_TYPES; ++j) 1671 for (k = 0; k < COEF_BANDS; ++k) 1672 for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) 1673 full_to_model_count(model_count[i][j][k][l], full_count[i][j][k][l]); 1674} 1675 1676#if 0 && CONFIG_INTERNAL_STATS 1677static void output_frame_level_debug_stats(VP9_COMP *cpi) { 1678 VP9_COMMON *const cm = &cpi->common; 1679 FILE *const f = fopen("tmp.stt", cm->current_video_frame ? "a" : "w"); 1680 int recon_err; 1681 1682 vp9_clear_system_state(); 1683 1684 recon_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); 1685 1686 if (cpi->twopass.total_left_stats.coded_error != 0.0) 1687 fprintf(f, "%10u %10d %10d %10d %10d" 1688 "%10"PRId64" %10"PRId64" %10"PRId64" %10"PRId64" %10d " 1689 "%7.2lf %7.2lf %7.2lf %7.2lf %7.2lf" 1690 "%6d %6d %5d %5d %5d " 1691 "%10"PRId64" %10.3lf" 1692 "%10lf %8u %10d %10d %10d\n", 1693 cpi->common.current_video_frame, cpi->rc.this_frame_target, 1694 cpi->rc.projected_frame_size, 1695 cpi->rc.projected_frame_size / cpi->common.MBs, 1696 (cpi->rc.projected_frame_size - cpi->rc.this_frame_target), 1697 cpi->rc.vbr_bits_off_target, 1698 cpi->rc.total_target_vs_actual, 1699 (cpi->rc.starting_buffer_level - cpi->rc.bits_off_target), 1700 cpi->rc.total_actual_bits, cm->base_qindex, 1701 vp9_convert_qindex_to_q(cm->base_qindex), 1702 (double)vp9_dc_quant(cm->base_qindex, 0) / 4.0, 1703 vp9_convert_qindex_to_q(cpi->twopass.active_worst_quality), 1704 cpi->rc.avg_q, 1705 vp9_convert_qindex_to_q(cpi->oxcf.cq_level), 1706 cpi->refresh_last_frame, cpi->refresh_golden_frame, 1707 cpi->refresh_alt_ref_frame, cm->frame_type, cpi->rc.gfu_boost, 1708 cpi->twopass.bits_left, 1709 cpi->twopass.total_left_stats.coded_error, 1710 cpi->twopass.bits_left / 1711 (1 + cpi->twopass.total_left_stats.coded_error), 1712 cpi->tot_recode_hits, recon_err, cpi->rc.kf_boost, 1713 cpi->twopass.kf_zeromotion_pct); 1714 1715 fclose(f); 1716 1717 if (0) { 1718 FILE *const fmodes = fopen("Modes.stt", "a"); 1719 int i; 1720 1721 fprintf(fmodes, "%6d:%1d:%1d:%1d ", cpi->common.current_video_frame, 1722 cm->frame_type, cpi->refresh_golden_frame, 1723 cpi->refresh_alt_ref_frame); 1724 1725 for (i = 0; i < MAX_MODES; ++i) 1726 fprintf(fmodes, "%5d ", cpi->mode_chosen_counts[i]); 1727 1728 fprintf(fmodes, "\n"); 1729 1730 fclose(fmodes); 1731 } 1732} 1733#endif 1734 1735static void encode_without_recode_loop(VP9_COMP *cpi, 1736 int q) { 1737 VP9_COMMON *const cm = &cpi->common; 1738 vp9_clear_system_state(); 1739 vp9_set_quantizer(cm, q); 1740 setup_frame(cpi); 1741 // Variance adaptive and in frame q adjustment experiments are mutually 1742 // exclusive. 1743 if (cpi->oxcf.aq_mode == VARIANCE_AQ) { 1744 vp9_vaq_frame_setup(cpi); 1745 } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) { 1746 vp9_setup_in_frame_q_adj(cpi); 1747 } else if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { 1748 vp9_cyclic_refresh_setup(cpi); 1749 } 1750 // transform / motion compensation build reconstruction frame 1751 vp9_encode_frame(cpi); 1752 1753 // Update the skip mb flag probabilities based on the distribution 1754 // seen in the last encoder iteration. 1755 // update_base_skip_probs(cpi); 1756 vp9_clear_system_state(); 1757} 1758 1759static void encode_with_recode_loop(VP9_COMP *cpi, 1760 size_t *size, 1761 uint8_t *dest, 1762 int q, 1763 int bottom_index, 1764 int top_index) { 1765 VP9_COMMON *const cm = &cpi->common; 1766 RATE_CONTROL *const rc = &cpi->rc; 1767 int loop_count = 0; 1768 int loop = 0; 1769 int overshoot_seen = 0; 1770 int undershoot_seen = 0; 1771 int q_low = bottom_index, q_high = top_index; 1772 int frame_over_shoot_limit; 1773 int frame_under_shoot_limit; 1774 1775 // Decide frame size bounds 1776 vp9_rc_compute_frame_size_bounds(cpi, rc->this_frame_target, 1777 &frame_under_shoot_limit, 1778 &frame_over_shoot_limit); 1779 1780 do { 1781 vp9_clear_system_state(); 1782 1783 vp9_set_quantizer(cm, q); 1784 1785 if (loop_count == 0) 1786 setup_frame(cpi); 1787 1788 // Variance adaptive and in frame q adjustment experiments are mutually 1789 // exclusive. 1790 if (cpi->oxcf.aq_mode == VARIANCE_AQ) { 1791 vp9_vaq_frame_setup(cpi); 1792 } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) { 1793 vp9_setup_in_frame_q_adj(cpi); 1794 } 1795 1796 // transform / motion compensation build reconstruction frame 1797 vp9_encode_frame(cpi); 1798 1799 // Update the skip mb flag probabilities based on the distribution 1800 // seen in the last encoder iteration. 1801 // update_base_skip_probs(cpi); 1802 1803 vp9_clear_system_state(); 1804 1805 // Dummy pack of the bitstream using up to date stats to get an 1806 // accurate estimate of output frame size to determine if we need 1807 // to recode. 1808 if (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF) { 1809 save_coding_context(cpi); 1810 if (!cpi->sf.use_nonrd_pick_mode) 1811 vp9_pack_bitstream(cpi, dest, size); 1812 1813 rc->projected_frame_size = (int)(*size) << 3; 1814 restore_coding_context(cpi); 1815 1816 if (frame_over_shoot_limit == 0) 1817 frame_over_shoot_limit = 1; 1818 } 1819 1820 if (cpi->oxcf.rc_mode == VPX_Q) { 1821 loop = 0; 1822 } else { 1823 if ((cm->frame_type == KEY_FRAME) && 1824 rc->this_key_frame_forced && 1825 (rc->projected_frame_size < rc->max_frame_bandwidth)) { 1826 int last_q = q; 1827 int kf_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); 1828 1829 int high_err_target = cpi->ambient_err; 1830 int low_err_target = cpi->ambient_err >> 1; 1831 1832 // Prevent possible divide by zero error below for perfect KF 1833 kf_err += !kf_err; 1834 1835 // The key frame is not good enough or we can afford 1836 // to make it better without undue risk of popping. 1837 if ((kf_err > high_err_target && 1838 rc->projected_frame_size <= frame_over_shoot_limit) || 1839 (kf_err > low_err_target && 1840 rc->projected_frame_size <= frame_under_shoot_limit)) { 1841 // Lower q_high 1842 q_high = q > q_low ? q - 1 : q_low; 1843 1844 // Adjust Q 1845 q = (q * high_err_target) / kf_err; 1846 q = MIN(q, (q_high + q_low) >> 1); 1847 } else if (kf_err < low_err_target && 1848 rc->projected_frame_size >= frame_under_shoot_limit) { 1849 // The key frame is much better than the previous frame 1850 // Raise q_low 1851 q_low = q < q_high ? q + 1 : q_high; 1852 1853 // Adjust Q 1854 q = (q * low_err_target) / kf_err; 1855 q = MIN(q, (q_high + q_low + 1) >> 1); 1856 } 1857 1858 // Clamp Q to upper and lower limits: 1859 q = clamp(q, q_low, q_high); 1860 1861 loop = q != last_q; 1862 } else if (recode_loop_test( 1863 cpi, frame_over_shoot_limit, frame_under_shoot_limit, 1864 q, MAX(q_high, top_index), bottom_index)) { 1865 // Is the projected frame size out of range and are we allowed 1866 // to attempt to recode. 1867 int last_q = q; 1868 int retries = 0; 1869 1870 // Frame size out of permitted range: 1871 // Update correction factor & compute new Q to try... 1872 1873 // Frame is too large 1874 if (rc->projected_frame_size > rc->this_frame_target) { 1875 // Special case if the projected size is > the max allowed. 1876 if (rc->projected_frame_size >= rc->max_frame_bandwidth) 1877 q_high = rc->worst_quality; 1878 1879 // Raise Qlow as to at least the current value 1880 q_low = q < q_high ? q + 1 : q_high; 1881 1882 if (undershoot_seen || loop_count > 1) { 1883 // Update rate_correction_factor unless 1884 vp9_rc_update_rate_correction_factors(cpi, 1); 1885 1886 q = (q_high + q_low + 1) / 2; 1887 } else { 1888 // Update rate_correction_factor unless 1889 vp9_rc_update_rate_correction_factors(cpi, 0); 1890 1891 q = vp9_rc_regulate_q(cpi, rc->this_frame_target, 1892 bottom_index, MAX(q_high, top_index)); 1893 1894 while (q < q_low && retries < 10) { 1895 vp9_rc_update_rate_correction_factors(cpi, 0); 1896 q = vp9_rc_regulate_q(cpi, rc->this_frame_target, 1897 bottom_index, MAX(q_high, top_index)); 1898 retries++; 1899 } 1900 } 1901 1902 overshoot_seen = 1; 1903 } else { 1904 // Frame is too small 1905 q_high = q > q_low ? q - 1 : q_low; 1906 1907 if (overshoot_seen || loop_count > 1) { 1908 vp9_rc_update_rate_correction_factors(cpi, 1); 1909 q = (q_high + q_low) / 2; 1910 } else { 1911 vp9_rc_update_rate_correction_factors(cpi, 0); 1912 q = vp9_rc_regulate_q(cpi, rc->this_frame_target, 1913 bottom_index, top_index); 1914 // Special case reset for qlow for constrained quality. 1915 // This should only trigger where there is very substantial 1916 // undershoot on a frame and the auto cq level is above 1917 // the user passsed in value. 1918 if (cpi->oxcf.rc_mode == VPX_CQ && 1919 q < q_low) { 1920 q_low = q; 1921 } 1922 1923 while (q > q_high && retries < 10) { 1924 vp9_rc_update_rate_correction_factors(cpi, 0); 1925 q = vp9_rc_regulate_q(cpi, rc->this_frame_target, 1926 bottom_index, top_index); 1927 retries++; 1928 } 1929 } 1930 1931 undershoot_seen = 1; 1932 } 1933 1934 // Clamp Q to upper and lower limits: 1935 q = clamp(q, q_low, q_high); 1936 1937 loop = q != last_q; 1938 } else { 1939 loop = 0; 1940 } 1941 } 1942 1943 // Special case for overlay frame. 1944 if (rc->is_src_frame_alt_ref && 1945 rc->projected_frame_size < rc->max_frame_bandwidth) 1946 loop = 0; 1947 1948 if (loop) { 1949 loop_count++; 1950 1951#if CONFIG_INTERNAL_STATS 1952 cpi->tot_recode_hits++; 1953#endif 1954 } 1955 } while (loop); 1956} 1957 1958static int get_ref_frame_flags(const VP9_COMP *cpi) { 1959 const int *const map = cpi->common.ref_frame_map; 1960 const int gold_is_last = map[cpi->gld_fb_idx] == map[cpi->lst_fb_idx]; 1961 const int alt_is_last = map[cpi->alt_fb_idx] == map[cpi->lst_fb_idx]; 1962 const int gold_is_alt = map[cpi->gld_fb_idx] == map[cpi->alt_fb_idx]; 1963 int flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG; 1964 1965 if (gold_is_last) 1966 flags &= ~VP9_GOLD_FLAG; 1967 1968 if (cpi->rc.frames_till_gf_update_due == INT_MAX && !is_two_pass_svc(cpi)) 1969 flags &= ~VP9_GOLD_FLAG; 1970 1971 if (alt_is_last) 1972 flags &= ~VP9_ALT_FLAG; 1973 1974 if (gold_is_alt) 1975 flags &= ~VP9_ALT_FLAG; 1976 1977 return flags; 1978} 1979 1980static void set_ext_overrides(VP9_COMP *cpi) { 1981 // Overrides the defaults with the externally supplied values with 1982 // vp9_update_reference() and vp9_update_entropy() calls 1983 // Note: The overrides are valid only for the next frame passed 1984 // to encode_frame_to_data_rate() function 1985 if (cpi->ext_refresh_frame_context_pending) { 1986 cpi->common.refresh_frame_context = cpi->ext_refresh_frame_context; 1987 cpi->ext_refresh_frame_context_pending = 0; 1988 } 1989 if (cpi->ext_refresh_frame_flags_pending) { 1990 cpi->refresh_last_frame = cpi->ext_refresh_last_frame; 1991 cpi->refresh_golden_frame = cpi->ext_refresh_golden_frame; 1992 cpi->refresh_alt_ref_frame = cpi->ext_refresh_alt_ref_frame; 1993 cpi->ext_refresh_frame_flags_pending = 0; 1994 } 1995} 1996 1997YV12_BUFFER_CONFIG *vp9_scale_if_required(VP9_COMMON *cm, 1998 YV12_BUFFER_CONFIG *unscaled, 1999 YV12_BUFFER_CONFIG *scaled) { 2000 if (cm->mi_cols * MI_SIZE != unscaled->y_width || 2001 cm->mi_rows * MI_SIZE != unscaled->y_height) { 2002 scale_and_extend_frame_nonnormative(unscaled, scaled); 2003 return scaled; 2004 } else { 2005 return unscaled; 2006 } 2007} 2008 2009static int is_skippable_frame(const VP9_COMP *cpi) { 2010 // If the current frame does not have non-zero motion vector detected in the 2011 // first pass, and so do its previous and forward frames, then this frame 2012 // can be skipped for partition check, and the partition size is assigned 2013 // according to the variance 2014 const SVC *const svc = &cpi->svc; 2015 const TWO_PASS *const twopass = is_two_pass_svc(cpi) ? 2016 &svc->layer_context[svc->spatial_layer_id].twopass : &cpi->twopass; 2017 2018 return (!frame_is_intra_only(&cpi->common) && 2019 twopass->stats_in - 2 > twopass->stats_in_start && 2020 twopass->stats_in < twopass->stats_in_end && 2021 (twopass->stats_in - 1)->pcnt_inter - (twopass->stats_in - 1)->pcnt_motion 2022 == 1 && 2023 (twopass->stats_in - 2)->pcnt_inter - (twopass->stats_in - 2)->pcnt_motion 2024 == 1 && 2025 twopass->stats_in->pcnt_inter - twopass->stats_in->pcnt_motion == 1); 2026} 2027 2028static void set_arf_sign_bias(VP9_COMP *cpi) { 2029 VP9_COMMON *const cm = &cpi->common; 2030 int arf_sign_bias; 2031 2032 if ((cpi->oxcf.pass == 2) && cpi->multi_arf_allowed) { 2033 const GF_GROUP *const gf_group = &cpi->twopass.gf_group; 2034 arf_sign_bias = cpi->rc.source_alt_ref_active && 2035 (!cpi->refresh_alt_ref_frame || 2036 (gf_group->rf_level[gf_group->index] == GF_ARF_LOW)); 2037 } else { 2038 arf_sign_bias = 2039 (cpi->rc.source_alt_ref_active && !cpi->refresh_alt_ref_frame); 2040 } 2041 cm->ref_frame_sign_bias[ALTREF_FRAME] = arf_sign_bias; 2042} 2043 2044static void set_mv_search_params(VP9_COMP *cpi) { 2045 const VP9_COMMON *const cm = &cpi->common; 2046 const unsigned int max_mv_def = MIN(cm->width, cm->height); 2047 2048 // Default based on max resolution. 2049 cpi->mv_step_param = vp9_init_search_range(max_mv_def); 2050 2051 if (cpi->sf.mv.auto_mv_step_size) { 2052 if (frame_is_intra_only(cm)) { 2053 // Initialize max_mv_magnitude for use in the first INTER frame 2054 // after a key/intra-only frame. 2055 cpi->max_mv_magnitude = max_mv_def; 2056 } else { 2057 if (cm->show_frame) 2058 // Allow mv_steps to correspond to twice the max mv magnitude found 2059 // in the previous frame, capped by the default max_mv_magnitude based 2060 // on resolution. 2061 cpi->mv_step_param = 2062 vp9_init_search_range(MIN(max_mv_def, 2 * cpi->max_mv_magnitude)); 2063 cpi->max_mv_magnitude = 0; 2064 } 2065 } 2066} 2067 2068 2069int setup_interp_filter_search_mask(VP9_COMP *cpi) { 2070 INTERP_FILTER ifilter; 2071 int ref_total[MAX_REF_FRAMES] = {0}; 2072 MV_REFERENCE_FRAME ref; 2073 int mask = 0; 2074 if (cpi->common.last_frame_type == KEY_FRAME || 2075 cpi->refresh_alt_ref_frame) 2076 return mask; 2077 for (ref = LAST_FRAME; ref <= ALTREF_FRAME; ++ref) 2078 for (ifilter = EIGHTTAP; ifilter <= EIGHTTAP_SHARP; ++ifilter) 2079 ref_total[ref] += cpi->interp_filter_selected[ref][ifilter]; 2080 2081 for (ifilter = EIGHTTAP; ifilter <= EIGHTTAP_SHARP; ++ifilter) { 2082 if ((ref_total[LAST_FRAME] && 2083 cpi->interp_filter_selected[LAST_FRAME][ifilter] == 0) && 2084 (ref_total[GOLDEN_FRAME] == 0 || 2085 cpi->interp_filter_selected[GOLDEN_FRAME][ifilter] * 50 2086 < ref_total[GOLDEN_FRAME]) && 2087 (ref_total[ALTREF_FRAME] == 0 || 2088 cpi->interp_filter_selected[ALTREF_FRAME][ifilter] * 50 2089 < ref_total[ALTREF_FRAME])) 2090 mask |= 1 << ifilter; 2091 } 2092 return mask; 2093} 2094 2095static void encode_frame_to_data_rate(VP9_COMP *cpi, 2096 size_t *size, 2097 uint8_t *dest, 2098 unsigned int *frame_flags) { 2099 VP9_COMMON *const cm = &cpi->common; 2100 const VP9EncoderConfig *const oxcf = &cpi->oxcf; 2101 struct segmentation *const seg = &cm->seg; 2102 TX_SIZE t; 2103 int q; 2104 int top_index; 2105 int bottom_index; 2106 2107 set_ext_overrides(cpi); 2108 2109 cpi->Source = vp9_scale_if_required(cm, cpi->un_scaled_source, 2110 &cpi->scaled_source); 2111 2112 if (cpi->unscaled_last_source != NULL) 2113 cpi->Last_Source = vp9_scale_if_required(cm, cpi->unscaled_last_source, 2114 &cpi->scaled_last_source); 2115 2116 vp9_scale_references(cpi); 2117 2118 vp9_clear_system_state(); 2119 2120 // Enable or disable mode based tweaking of the zbin. 2121 // For 2 pass only used where GF/ARF prediction quality 2122 // is above a threshold. 2123 cpi->zbin_mode_boost = 0; 2124 cpi->zbin_mode_boost_enabled = 0; 2125 2126 // Set the arf sign bias for this frame. 2127 set_arf_sign_bias(cpi); 2128 2129 // Set default state for segment based loop filter update flags. 2130 cm->lf.mode_ref_delta_update = 0; 2131 2132 set_mv_search_params(cpi); 2133 2134 if (cpi->oxcf.pass == 2 && 2135 cpi->sf.adaptive_interp_filter_search) 2136 cpi->sf.interp_filter_search_mask = 2137 setup_interp_filter_search_mask(cpi); 2138 2139 2140 // Set various flags etc to special state if it is a key frame. 2141 if (frame_is_intra_only(cm)) { 2142 // Reset the loop filter deltas and segmentation map. 2143 vp9_reset_segment_features(&cm->seg); 2144 2145 // If segmentation is enabled force a map update for key frames. 2146 if (seg->enabled) { 2147 seg->update_map = 1; 2148 seg->update_data = 1; 2149 } 2150 2151 // The alternate reference frame cannot be active for a key frame. 2152 cpi->rc.source_alt_ref_active = 0; 2153 2154 cm->error_resilient_mode = oxcf->error_resilient_mode; 2155 2156 // By default, encoder assumes decoder can use prev_mi. 2157 if (cm->error_resilient_mode) { 2158 cm->frame_parallel_decoding_mode = 1; 2159 cm->reset_frame_context = 0; 2160 cm->refresh_frame_context = 0; 2161 } else if (cm->intra_only) { 2162 cm->frame_parallel_decoding_mode = oxcf->frame_parallel_decoding_mode; 2163 // Only reset the current context. 2164 cm->reset_frame_context = 2; 2165 } 2166 } 2167 if (is_two_pass_svc(cpi) && cm->error_resilient_mode == 0) { 2168 cm->frame_context_idx = 2169 cpi->svc.spatial_layer_id * cpi->svc.number_temporal_layers + 2170 cpi->svc.temporal_layer_id; 2171 2172 // The probs will be updated based on the frame type of its previous 2173 // frame if frame_parallel_decoding_mode is 0. The type may vary for 2174 // the frame after a key frame in base layer since we may drop enhancement 2175 // layers. So set frame_parallel_decoding_mode to 1 in this case. 2176 if (cpi->svc.number_temporal_layers == 1) { 2177 if (cpi->svc.spatial_layer_id == 0 && 2178 cpi->svc.layer_context[0].last_frame_type == KEY_FRAME) 2179 cm->frame_parallel_decoding_mode = 1; 2180 else 2181 cm->frame_parallel_decoding_mode = 0; 2182 } else if (cpi->svc.spatial_layer_id == 0) { 2183 // Find the 2nd frame in temporal base layer and 1st frame in temporal 2184 // enhancement layers from the key frame. 2185 int i; 2186 for (i = 0; i < cpi->svc.number_temporal_layers; ++i) { 2187 if (cpi->svc.layer_context[0].frames_from_key_frame == 1 << i) { 2188 cm->frame_parallel_decoding_mode = 1; 2189 break; 2190 } 2191 } 2192 if (i == cpi->svc.number_temporal_layers) 2193 cm->frame_parallel_decoding_mode = 0; 2194 } 2195 } 2196 2197 // Configure experimental use of segmentation for enhanced coding of 2198 // static regions if indicated. 2199 // Only allowed in second pass of two pass (as requires lagged coding) 2200 // and if the relevant speed feature flag is set. 2201 if (oxcf->pass == 2 && cpi->sf.static_segmentation) 2202 configure_static_seg_features(cpi); 2203 2204 // Check if the current frame is skippable for the partition search in the 2205 // second pass according to the first pass stats 2206 if (oxcf->pass == 2 && 2207 (!cpi->use_svc || is_two_pass_svc(cpi))) { 2208 cpi->skippable_frame = is_skippable_frame(cpi); 2209 } 2210 2211 // For 1 pass CBR, check if we are dropping this frame. 2212 // Never drop on key frame. 2213 if (oxcf->pass == 0 && 2214 oxcf->rc_mode == VPX_CBR && 2215 cm->frame_type != KEY_FRAME) { 2216 if (vp9_rc_drop_frame(cpi)) { 2217 vp9_rc_postencode_update_drop_frame(cpi); 2218 ++cm->current_video_frame; 2219 return; 2220 } 2221 } 2222 2223 vp9_clear_system_state(); 2224 2225#if CONFIG_VP9_POSTPROC 2226 if (oxcf->noise_sensitivity > 0) { 2227 int l = 0; 2228 switch (oxcf->noise_sensitivity) { 2229 case 1: 2230 l = 20; 2231 break; 2232 case 2: 2233 l = 40; 2234 break; 2235 case 3: 2236 l = 60; 2237 break; 2238 case 4: 2239 case 5: 2240 l = 100; 2241 break; 2242 case 6: 2243 l = 150; 2244 break; 2245 } 2246 vp9_denoise(cpi->Source, cpi->Source, l); 2247 } 2248#endif 2249 2250#if CONFIG_INTERNAL_STATS 2251 { 2252 int i; 2253 for (i = 0; i < MAX_MODES; ++i) 2254 cpi->mode_chosen_counts[i] = 0; 2255 } 2256#endif 2257 2258 vp9_set_speed_features(cpi); 2259 2260 vp9_set_rd_speed_thresholds(cpi); 2261 vp9_set_rd_speed_thresholds_sub8x8(cpi); 2262 2263 // Decide q and q bounds. 2264 q = vp9_rc_pick_q_and_bounds(cpi, &bottom_index, &top_index); 2265 2266 if (!frame_is_intra_only(cm)) { 2267 cm->interp_filter = cpi->sf.default_interp_filter; 2268 /* TODO: Decide this more intelligently */ 2269 vp9_set_high_precision_mv(cpi, q < HIGH_PRECISION_MV_QTHRESH); 2270 } 2271 2272 if (cpi->sf.recode_loop == DISALLOW_RECODE) { 2273 encode_without_recode_loop(cpi, q); 2274 } else { 2275 encode_with_recode_loop(cpi, size, dest, q, bottom_index, top_index); 2276 } 2277 2278#if CONFIG_VP9_TEMPORAL_DENOISING 2279#ifdef OUTPUT_YUV_DENOISED 2280 if (oxcf->noise_sensitivity > 0) { 2281 vp9_write_yuv_frame_420(&cpi->denoiser.running_avg_y[INTRA_FRAME], 2282 yuv_denoised_file); 2283 } 2284#endif 2285#endif 2286 2287 2288 // Special case code to reduce pulsing when key frames are forced at a 2289 // fixed interval. Note the reconstruction error if it is the frame before 2290 // the force key frame 2291 if (cpi->rc.next_key_frame_forced && cpi->rc.frames_to_key == 1) { 2292 cpi->ambient_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); 2293 } 2294 2295 // If the encoder forced a KEY_FRAME decision 2296 if (cm->frame_type == KEY_FRAME) 2297 cpi->refresh_last_frame = 1; 2298 2299 cm->frame_to_show = get_frame_new_buffer(cm); 2300 2301 // Pick the loop filter level for the frame. 2302 loopfilter_frame(cpi, cm); 2303 2304 // build the bitstream 2305 vp9_pack_bitstream(cpi, dest, size); 2306 2307 if (cm->seg.update_map) 2308 update_reference_segmentation_map(cpi); 2309 2310 release_scaled_references(cpi); 2311 vp9_update_reference_frames(cpi); 2312 2313 for (t = TX_4X4; t <= TX_32X32; t++) 2314 full_to_model_counts(cm->counts.coef[t], cpi->coef_counts[t]); 2315 2316 if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode) 2317 vp9_adapt_coef_probs(cm); 2318 2319 if (!frame_is_intra_only(cm)) { 2320 if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode) { 2321 vp9_adapt_mode_probs(cm); 2322 vp9_adapt_mv_probs(cm, cm->allow_high_precision_mv); 2323 } 2324 } 2325 2326 if (cpi->refresh_golden_frame == 1) 2327 cpi->frame_flags |= FRAMEFLAGS_GOLDEN; 2328 else 2329 cpi->frame_flags &= ~FRAMEFLAGS_GOLDEN; 2330 2331 if (cpi->refresh_alt_ref_frame == 1) 2332 cpi->frame_flags |= FRAMEFLAGS_ALTREF; 2333 else 2334 cpi->frame_flags &= ~FRAMEFLAGS_ALTREF; 2335 2336 cpi->ref_frame_flags = get_ref_frame_flags(cpi); 2337 2338 cm->last_frame_type = cm->frame_type; 2339 vp9_rc_postencode_update(cpi, *size); 2340 2341#if 0 2342 output_frame_level_debug_stats(cpi); 2343#endif 2344 2345 if (cm->frame_type == KEY_FRAME) { 2346 // Tell the caller that the frame was coded as a key frame 2347 *frame_flags = cpi->frame_flags | FRAMEFLAGS_KEY; 2348 } else { 2349 *frame_flags = cpi->frame_flags & ~FRAMEFLAGS_KEY; 2350 } 2351 2352 // Clear the one shot update flags for segmentation map and mode/ref loop 2353 // filter deltas. 2354 cm->seg.update_map = 0; 2355 cm->seg.update_data = 0; 2356 cm->lf.mode_ref_delta_update = 0; 2357 2358 // keep track of the last coded dimensions 2359 cm->last_width = cm->width; 2360 cm->last_height = cm->height; 2361 2362 // reset to normal state now that we are done. 2363 if (!cm->show_existing_frame) { 2364 if (is_two_pass_svc(cpi) && cm->error_resilient_mode == 0) 2365 cm->last_show_frame = 0; 2366 else 2367 cm->last_show_frame = cm->show_frame; 2368 } 2369 2370 if (cm->show_frame) { 2371 vp9_swap_mi_and_prev_mi(cm); 2372 2373 // Don't increment frame counters if this was an altref buffer 2374 // update not a real frame 2375 ++cm->current_video_frame; 2376 if (cpi->use_svc) 2377 vp9_inc_frame_in_layer(cpi); 2378 } 2379 2380 if (is_two_pass_svc(cpi)) 2381 cpi->svc.layer_context[cpi->svc.spatial_layer_id].last_frame_type = 2382 cm->frame_type; 2383} 2384 2385static void SvcEncode(VP9_COMP *cpi, size_t *size, uint8_t *dest, 2386 unsigned int *frame_flags) { 2387 vp9_rc_get_svc_params(cpi); 2388 encode_frame_to_data_rate(cpi, size, dest, frame_flags); 2389} 2390 2391static void Pass0Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest, 2392 unsigned int *frame_flags) { 2393 if (cpi->oxcf.rc_mode == VPX_CBR) { 2394 vp9_rc_get_one_pass_cbr_params(cpi); 2395 } else { 2396 vp9_rc_get_one_pass_vbr_params(cpi); 2397 } 2398 encode_frame_to_data_rate(cpi, size, dest, frame_flags); 2399} 2400 2401static void Pass2Encode(VP9_COMP *cpi, size_t *size, 2402 uint8_t *dest, unsigned int *frame_flags) { 2403 cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED; 2404 encode_frame_to_data_rate(cpi, size, dest, frame_flags); 2405 vp9_twopass_postencode_update(cpi); 2406} 2407 2408static void init_motion_estimation(VP9_COMP *cpi) { 2409 int y_stride = cpi->scaled_source.y_stride; 2410 2411 if (cpi->sf.mv.search_method == NSTEP) { 2412 vp9_init3smotion_compensation(&cpi->ss_cfg, y_stride); 2413 } else if (cpi->sf.mv.search_method == DIAMOND) { 2414 vp9_init_dsmotion_compensation(&cpi->ss_cfg, y_stride); 2415 } 2416} 2417 2418static void check_initial_width(VP9_COMP *cpi, int subsampling_x, 2419 int subsampling_y) { 2420 VP9_COMMON *const cm = &cpi->common; 2421 2422 if (!cpi->initial_width) { 2423 cm->subsampling_x = subsampling_x; 2424 cm->subsampling_y = subsampling_y; 2425 2426 alloc_raw_frame_buffers(cpi); 2427 alloc_ref_frame_buffers(cpi); 2428 alloc_util_frame_buffers(cpi); 2429 2430 init_motion_estimation(cpi); 2431 2432 cpi->initial_width = cm->width; 2433 cpi->initial_height = cm->height; 2434 } 2435} 2436 2437 2438int vp9_receive_raw_frame(VP9_COMP *cpi, unsigned int frame_flags, 2439 YV12_BUFFER_CONFIG *sd, int64_t time_stamp, 2440 int64_t end_time) { 2441 VP9_COMMON *cm = &cpi->common; 2442 struct vpx_usec_timer timer; 2443 int res = 0; 2444 const int subsampling_x = sd->uv_width < sd->y_width; 2445 const int subsampling_y = sd->uv_height < sd->y_height; 2446 2447 check_initial_width(cpi, subsampling_x, subsampling_y); 2448 2449 vpx_usec_timer_start(&timer); 2450 2451 if (vp9_lookahead_push(cpi->lookahead, sd, time_stamp, end_time, frame_flags)) 2452 res = -1; 2453 vpx_usec_timer_mark(&timer); 2454 cpi->time_receive_data += vpx_usec_timer_elapsed(&timer); 2455 2456 if ((cm->profile == PROFILE_0 || cm->profile == PROFILE_2) && 2457 (subsampling_x != 1 || subsampling_y != 1)) { 2458 vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM, 2459 "Non-4:2:0 color space requires profile 1 or 3"); 2460 res = -1; 2461 } 2462 if ((cm->profile == PROFILE_1 || cm->profile == PROFILE_3) && 2463 (subsampling_x == 1 && subsampling_y == 1)) { 2464 vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM, 2465 "4:2:0 color space requires profile 0 or 2"); 2466 res = -1; 2467 } 2468 2469 return res; 2470} 2471 2472 2473static int frame_is_reference(const VP9_COMP *cpi) { 2474 const VP9_COMMON *cm = &cpi->common; 2475 2476 return cm->frame_type == KEY_FRAME || 2477 cpi->refresh_last_frame || 2478 cpi->refresh_golden_frame || 2479 cpi->refresh_alt_ref_frame || 2480 cm->refresh_frame_context || 2481 cm->lf.mode_ref_delta_update || 2482 cm->seg.update_map || 2483 cm->seg.update_data; 2484} 2485 2486void adjust_frame_rate(VP9_COMP *cpi, 2487 const struct lookahead_entry *source) { 2488 int64_t this_duration; 2489 int step = 0; 2490 2491 if (source->ts_start == cpi->first_time_stamp_ever) { 2492 this_duration = source->ts_end - source->ts_start; 2493 step = 1; 2494 } else { 2495 int64_t last_duration = cpi->last_end_time_stamp_seen 2496 - cpi->last_time_stamp_seen; 2497 2498 this_duration = source->ts_end - cpi->last_end_time_stamp_seen; 2499 2500 // do a step update if the duration changes by 10% 2501 if (last_duration) 2502 step = (int)((this_duration - last_duration) * 10 / last_duration); 2503 } 2504 2505 if (this_duration) { 2506 if (step) { 2507 vp9_new_framerate(cpi, 10000000.0 / this_duration); 2508 } else { 2509 // Average this frame's rate into the last second's average 2510 // frame rate. If we haven't seen 1 second yet, then average 2511 // over the whole interval seen. 2512 const double interval = MIN((double)(source->ts_end 2513 - cpi->first_time_stamp_ever), 10000000.0); 2514 double avg_duration = 10000000.0 / cpi->framerate; 2515 avg_duration *= (interval - avg_duration + this_duration); 2516 avg_duration /= interval; 2517 2518 vp9_new_framerate(cpi, 10000000.0 / avg_duration); 2519 } 2520 } 2521 cpi->last_time_stamp_seen = source->ts_start; 2522 cpi->last_end_time_stamp_seen = source->ts_end; 2523} 2524 2525// Returns 0 if this is not an alt ref else the offset of the source frame 2526// used as the arf midpoint. 2527static int get_arf_src_index(VP9_COMP *cpi) { 2528 RATE_CONTROL *const rc = &cpi->rc; 2529 int arf_src_index = 0; 2530 if (is_altref_enabled(cpi)) { 2531 if (cpi->oxcf.pass == 2) { 2532 const GF_GROUP *const gf_group = &cpi->twopass.gf_group; 2533 if (gf_group->update_type[gf_group->index] == ARF_UPDATE) { 2534 arf_src_index = gf_group->arf_src_offset[gf_group->index]; 2535 } 2536 } else if (rc->source_alt_ref_pending) { 2537 arf_src_index = rc->frames_till_gf_update_due; 2538 } 2539 } 2540 return arf_src_index; 2541} 2542 2543static void check_src_altref(VP9_COMP *cpi, 2544 const struct lookahead_entry *source) { 2545 RATE_CONTROL *const rc = &cpi->rc; 2546 2547 if (cpi->oxcf.pass == 2) { 2548 const GF_GROUP *const gf_group = &cpi->twopass.gf_group; 2549 rc->is_src_frame_alt_ref = 2550 (gf_group->update_type[gf_group->index] == OVERLAY_UPDATE); 2551 } else { 2552 rc->is_src_frame_alt_ref = cpi->alt_ref_source && 2553 (source == cpi->alt_ref_source); 2554 } 2555 2556 if (rc->is_src_frame_alt_ref) { 2557 // Current frame is an ARF overlay frame. 2558 cpi->alt_ref_source = NULL; 2559 2560 // Don't refresh the last buffer for an ARF overlay frame. It will 2561 // become the GF so preserve last as an alternative prediction option. 2562 cpi->refresh_last_frame = 0; 2563 } 2564} 2565 2566int vp9_get_compressed_data(VP9_COMP *cpi, unsigned int *frame_flags, 2567 size_t *size, uint8_t *dest, 2568 int64_t *time_stamp, int64_t *time_end, int flush) { 2569 const VP9EncoderConfig *const oxcf = &cpi->oxcf; 2570 VP9_COMMON *const cm = &cpi->common; 2571 MACROBLOCKD *const xd = &cpi->mb.e_mbd; 2572 RATE_CONTROL *const rc = &cpi->rc; 2573 struct vpx_usec_timer cmptimer; 2574 YV12_BUFFER_CONFIG *force_src_buffer = NULL; 2575 struct lookahead_entry *last_source = NULL; 2576 struct lookahead_entry *source = NULL; 2577 MV_REFERENCE_FRAME ref_frame; 2578 int arf_src_index; 2579 2580 if (is_two_pass_svc(cpi)) { 2581#if CONFIG_SPATIAL_SVC 2582 vp9_svc_start_frame(cpi); 2583#endif 2584 if (oxcf->pass == 2) 2585 vp9_restore_layer_context(cpi); 2586 } 2587 2588 vpx_usec_timer_start(&cmptimer); 2589 2590 vp9_set_high_precision_mv(cpi, ALTREF_HIGH_PRECISION_MV); 2591 2592 // Normal defaults 2593 cm->reset_frame_context = 0; 2594 cm->refresh_frame_context = 1; 2595 cpi->refresh_last_frame = 1; 2596 cpi->refresh_golden_frame = 0; 2597 cpi->refresh_alt_ref_frame = 0; 2598 2599 // Should we encode an arf frame. 2600 arf_src_index = get_arf_src_index(cpi); 2601 if (arf_src_index) { 2602 assert(arf_src_index <= rc->frames_to_key); 2603 2604 if ((source = vp9_lookahead_peek(cpi->lookahead, arf_src_index)) != NULL) { 2605 cpi->alt_ref_source = source; 2606 2607#if CONFIG_SPATIAL_SVC 2608 if (is_two_pass_svc(cpi) && cpi->svc.spatial_layer_id > 0) { 2609 int i; 2610 // Reference a hidden frame from a lower layer 2611 for (i = cpi->svc.spatial_layer_id - 1; i >= 0; --i) { 2612 if (oxcf->ss_play_alternate[i]) { 2613 cpi->gld_fb_idx = cpi->svc.layer_context[i].alt_ref_idx; 2614 break; 2615 } 2616 } 2617 } 2618 cpi->svc.layer_context[cpi->svc.spatial_layer_id].has_alt_frame = 1; 2619#endif 2620 2621 if (oxcf->arnr_max_frames > 0) { 2622 // Produce the filtered ARF frame. 2623 vp9_temporal_filter(cpi, arf_src_index); 2624 vp9_extend_frame_borders(&cpi->alt_ref_buffer); 2625 force_src_buffer = &cpi->alt_ref_buffer; 2626 } 2627 2628 cm->show_frame = 0; 2629 cpi->refresh_alt_ref_frame = 1; 2630 cpi->refresh_golden_frame = 0; 2631 cpi->refresh_last_frame = 0; 2632 rc->is_src_frame_alt_ref = 0; 2633 rc->source_alt_ref_pending = 0; 2634 } else { 2635 rc->source_alt_ref_pending = 0; 2636 } 2637 } 2638 2639 if (!source) { 2640 // Get last frame source. 2641 if (cm->current_video_frame > 0) { 2642 if ((last_source = vp9_lookahead_peek(cpi->lookahead, -1)) == NULL) 2643 return -1; 2644 } 2645 2646 // Read in the source frame. 2647#if CONFIG_SPATIAL_SVC 2648 if (is_two_pass_svc(cpi)) 2649 source = vp9_svc_lookahead_pop(cpi, cpi->lookahead, flush); 2650 else 2651#endif 2652 source = vp9_lookahead_pop(cpi->lookahead, flush); 2653 if (source != NULL) { 2654 cm->show_frame = 1; 2655 cm->intra_only = 0; 2656 2657 // Check to see if the frame should be encoded as an arf overlay. 2658 check_src_altref(cpi, source); 2659 } 2660 } 2661 2662 if (source) { 2663 cpi->un_scaled_source = cpi->Source = force_src_buffer ? force_src_buffer 2664 : &source->img; 2665 2666 cpi->unscaled_last_source = last_source != NULL ? &last_source->img : NULL; 2667 2668 *time_stamp = source->ts_start; 2669 *time_end = source->ts_end; 2670 *frame_flags = (source->flags & VPX_EFLAG_FORCE_KF) ? FRAMEFLAGS_KEY : 0; 2671 2672 } else { 2673 *size = 0; 2674 if (flush && oxcf->pass == 1 && !cpi->twopass.first_pass_done) { 2675 vp9_end_first_pass(cpi); /* get last stats packet */ 2676 cpi->twopass.first_pass_done = 1; 2677 } 2678 return -1; 2679 } 2680 2681 if (source->ts_start < cpi->first_time_stamp_ever) { 2682 cpi->first_time_stamp_ever = source->ts_start; 2683 cpi->last_end_time_stamp_seen = source->ts_start; 2684 } 2685 2686 // Clear down mmx registers 2687 vp9_clear_system_state(); 2688 2689 // adjust frame rates based on timestamps given 2690 if (cm->show_frame) { 2691 adjust_frame_rate(cpi, source); 2692 } 2693 2694 if (cpi->svc.number_temporal_layers > 1 && 2695 oxcf->rc_mode == VPX_CBR) { 2696 vp9_update_temporal_layer_framerate(cpi); 2697 vp9_restore_layer_context(cpi); 2698 } 2699 2700 // start with a 0 size frame 2701 *size = 0; 2702 2703 /* find a free buffer for the new frame, releasing the reference previously 2704 * held. 2705 */ 2706 cm->frame_bufs[cm->new_fb_idx].ref_count--; 2707 cm->new_fb_idx = get_free_fb(cm); 2708 2709 // For two pass encodes analyse the first pass stats and determine 2710 // the bit allocation and other parameters for this frame / group of frames. 2711 if ((oxcf->pass == 2) && (!cpi->use_svc || is_two_pass_svc(cpi))) { 2712 vp9_rc_get_second_pass_params(cpi); 2713 } 2714 2715 if (!cpi->use_svc && cpi->multi_arf_allowed) { 2716 if (cm->frame_type == KEY_FRAME) { 2717 init_buffer_indices(cpi); 2718 } else if (oxcf->pass == 2) { 2719 const GF_GROUP *const gf_group = &cpi->twopass.gf_group; 2720 cpi->alt_fb_idx = gf_group->arf_ref_idx[gf_group->index]; 2721 } 2722 } 2723 2724 cpi->frame_flags = *frame_flags; 2725 2726 if (oxcf->pass == 2 && 2727 cm->current_video_frame == 0 && 2728 oxcf->allow_spatial_resampling && 2729 oxcf->rc_mode == VPX_VBR) { 2730 // Internal scaling is triggered on the first frame. 2731 vp9_set_size_literal(cpi, oxcf->scaled_frame_width, 2732 oxcf->scaled_frame_height); 2733 } 2734 2735 // Reset the frame pointers to the current frame size 2736 vp9_realloc_frame_buffer(get_frame_new_buffer(cm), 2737 cm->width, cm->height, 2738 cm->subsampling_x, cm->subsampling_y, 2739#if CONFIG_VP9_HIGHBITDEPTH 2740 cm->use_highbitdepth, 2741#endif 2742 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL); 2743 2744 alloc_util_frame_buffers(cpi); 2745 init_motion_estimation(cpi); 2746 2747 for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { 2748 const int idx = cm->ref_frame_map[get_ref_frame_idx(cpi, ref_frame)]; 2749 YV12_BUFFER_CONFIG *const buf = &cm->frame_bufs[idx].buf; 2750 RefBuffer *const ref_buf = &cm->frame_refs[ref_frame - 1]; 2751 ref_buf->buf = buf; 2752 ref_buf->idx = idx; 2753#if CONFIG_VP9_HIGHBITDEPTH 2754 vp9_setup_scale_factors_for_frame(&ref_buf->sf, 2755 buf->y_crop_width, buf->y_crop_height, 2756 cm->width, cm->height, 2757 (buf->flags & YV12_FLAG_HIGHBITDEPTH) ? 2758 1 : 0); 2759#else 2760 vp9_setup_scale_factors_for_frame(&ref_buf->sf, 2761 buf->y_crop_width, buf->y_crop_height, 2762 cm->width, cm->height); 2763#endif 2764 if (vp9_is_scaled(&ref_buf->sf)) 2765 vp9_extend_frame_borders(buf); 2766 } 2767 2768 set_ref_ptrs(cm, xd, LAST_FRAME, LAST_FRAME); 2769 2770 if (oxcf->aq_mode == VARIANCE_AQ) { 2771 vp9_vaq_init(); 2772 } 2773 2774 if (oxcf->pass == 1 && 2775 (!cpi->use_svc || is_two_pass_svc(cpi))) { 2776 const int lossless = is_lossless_requested(oxcf); 2777#if CONFIG_VP9_HIGHBITDEPTH 2778 if (cpi->oxcf.use_highbitdepth) 2779 cpi->mb.fwd_txm4x4 = lossless ? vp9_high_fwht4x4 : vp9_high_fdct4x4; 2780 else 2781 cpi->mb.fwd_txm4x4 = lossless ? vp9_fwht4x4 : vp9_fdct4x4; 2782 cpi->mb.high_itxm_add = lossless ? vp9_high_iwht4x4_add : 2783 vp9_high_idct4x4_add; 2784#else 2785 cpi->mb.fwd_txm4x4 = lossless ? vp9_fwht4x4 : vp9_fdct4x4; 2786#endif 2787 cpi->mb.itxm_add = lossless ? vp9_iwht4x4_add : vp9_idct4x4_add; 2788 vp9_first_pass(cpi, source); 2789 } else if (oxcf->pass == 2 && 2790 (!cpi->use_svc || is_two_pass_svc(cpi))) { 2791 Pass2Encode(cpi, size, dest, frame_flags); 2792 } else if (cpi->use_svc) { 2793 SvcEncode(cpi, size, dest, frame_flags); 2794 } else { 2795 // One pass encode 2796 Pass0Encode(cpi, size, dest, frame_flags); 2797 } 2798 2799 if (cm->refresh_frame_context) 2800 cm->frame_contexts[cm->frame_context_idx] = cm->fc; 2801 2802 // Frame was dropped, release scaled references. 2803 if (*size == 0) { 2804 release_scaled_references(cpi); 2805 } 2806 2807 if (*size > 0) { 2808 cpi->droppable = !frame_is_reference(cpi); 2809 } 2810 2811 // Save layer specific state. 2812 if ((cpi->svc.number_temporal_layers > 1 && 2813 oxcf->rc_mode == VPX_CBR) || 2814 ((cpi->svc.number_temporal_layers > 1 || 2815 cpi->svc.number_spatial_layers > 1) && 2816 oxcf->pass == 2)) { 2817 vp9_save_layer_context(cpi); 2818 } 2819 2820 vpx_usec_timer_mark(&cmptimer); 2821 cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer); 2822 2823 if (cpi->b_calculate_psnr && oxcf->pass != 1 && cm->show_frame) 2824 generate_psnr_packet(cpi); 2825 2826#if CONFIG_INTERNAL_STATS 2827 2828 if (oxcf->pass != 1) { 2829 cpi->bytes += (int)(*size); 2830 2831 if (cm->show_frame) { 2832 cpi->count++; 2833 2834 if (cpi->b_calculate_psnr) { 2835 YV12_BUFFER_CONFIG *orig = cpi->Source; 2836 YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show; 2837 YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer; 2838 PSNR_STATS psnr; 2839 calc_psnr(orig, recon, &psnr); 2840 2841 cpi->total += psnr.psnr[0]; 2842 cpi->total_y += psnr.psnr[1]; 2843 cpi->total_u += psnr.psnr[2]; 2844 cpi->total_v += psnr.psnr[3]; 2845 cpi->total_sq_error += psnr.sse[0]; 2846 cpi->total_samples += psnr.samples[0]; 2847 2848 { 2849 PSNR_STATS psnr2; 2850 double frame_ssim2 = 0, weight = 0; 2851#if CONFIG_VP9_POSTPROC 2852 // TODO(agrange) Add resizing of post-proc buffer in here when the 2853 // encoder is changed to use on-demand buffer allocation. 2854 vp9_deblock(cm->frame_to_show, &cm->post_proc_buffer, 2855 cm->lf.filter_level * 10 / 6); 2856#endif 2857 vp9_clear_system_state(); 2858 2859 calc_psnr(orig, pp, &psnr2); 2860 2861 cpi->totalp += psnr2.psnr[0]; 2862 cpi->totalp_y += psnr2.psnr[1]; 2863 cpi->totalp_u += psnr2.psnr[2]; 2864 cpi->totalp_v += psnr2.psnr[3]; 2865 cpi->totalp_sq_error += psnr2.sse[0]; 2866 cpi->totalp_samples += psnr2.samples[0]; 2867 2868 frame_ssim2 = vp9_calc_ssim(orig, recon, &weight); 2869 2870 cpi->summed_quality += frame_ssim2 * weight; 2871 cpi->summed_weights += weight; 2872 2873 frame_ssim2 = vp9_calc_ssim(orig, &cm->post_proc_buffer, &weight); 2874 2875 cpi->summedp_quality += frame_ssim2 * weight; 2876 cpi->summedp_weights += weight; 2877#if 0 2878 { 2879 FILE *f = fopen("q_used.stt", "a"); 2880 fprintf(f, "%5d : Y%f7.3:U%f7.3:V%f7.3:F%f7.3:S%7.3f\n", 2881 cpi->common.current_video_frame, y2, u2, v2, 2882 frame_psnr2, frame_ssim2); 2883 fclose(f); 2884 } 2885#endif 2886 } 2887 } 2888 2889 2890 if (cpi->b_calculate_ssimg) { 2891 double y, u, v, frame_all; 2892 frame_all = vp9_calc_ssimg(cpi->Source, cm->frame_to_show, &y, &u, &v); 2893 cpi->total_ssimg_y += y; 2894 cpi->total_ssimg_u += u; 2895 cpi->total_ssimg_v += v; 2896 cpi->total_ssimg_all += frame_all; 2897 } 2898 } 2899 } 2900 2901#endif 2902 2903 if (is_two_pass_svc(cpi) && cm->show_frame) { 2904 ++cpi->svc.spatial_layer_to_encode; 2905 if (cpi->svc.spatial_layer_to_encode >= cpi->svc.number_spatial_layers) 2906 cpi->svc.spatial_layer_to_encode = 0; 2907 } 2908 return 0; 2909} 2910 2911int vp9_get_preview_raw_frame(VP9_COMP *cpi, YV12_BUFFER_CONFIG *dest, 2912 vp9_ppflags_t *flags) { 2913 VP9_COMMON *cm = &cpi->common; 2914#if !CONFIG_VP9_POSTPROC 2915 (void)flags; 2916#endif 2917 2918 if (!cm->show_frame) { 2919 return -1; 2920 } else { 2921 int ret; 2922#if CONFIG_VP9_POSTPROC 2923 ret = vp9_post_proc_frame(cm, dest, flags); 2924#else 2925 if (cm->frame_to_show) { 2926 *dest = *cm->frame_to_show; 2927 dest->y_width = cm->width; 2928 dest->y_height = cm->height; 2929 dest->uv_width = cm->width >> cm->subsampling_x; 2930 dest->uv_height = cm->height >> cm->subsampling_y; 2931 ret = 0; 2932 } else { 2933 ret = -1; 2934 } 2935#endif // !CONFIG_VP9_POSTPROC 2936 vp9_clear_system_state(); 2937 return ret; 2938 } 2939} 2940 2941int vp9_set_active_map(VP9_COMP *cpi, unsigned char *map, int rows, int cols) { 2942 if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols) { 2943 const int mi_rows = cpi->common.mi_rows; 2944 const int mi_cols = cpi->common.mi_cols; 2945 if (map) { 2946 int r, c; 2947 for (r = 0; r < mi_rows; r++) { 2948 for (c = 0; c < mi_cols; c++) { 2949 cpi->segmentation_map[r * mi_cols + c] = 2950 !map[(r >> 1) * cols + (c >> 1)]; 2951 } 2952 } 2953 vp9_enable_segfeature(&cpi->common.seg, 1, SEG_LVL_SKIP); 2954 vp9_enable_segmentation(&cpi->common.seg); 2955 } else { 2956 vp9_disable_segmentation(&cpi->common.seg); 2957 } 2958 return 0; 2959 } else { 2960 return -1; 2961 } 2962} 2963 2964int vp9_set_internal_size(VP9_COMP *cpi, 2965 VPX_SCALING horiz_mode, VPX_SCALING vert_mode) { 2966 VP9_COMMON *cm = &cpi->common; 2967 int hr = 0, hs = 0, vr = 0, vs = 0; 2968 2969 if (horiz_mode > ONETWO || vert_mode > ONETWO) 2970 return -1; 2971 2972 Scale2Ratio(horiz_mode, &hr, &hs); 2973 Scale2Ratio(vert_mode, &vr, &vs); 2974 2975 // always go to the next whole number 2976 cm->width = (hs - 1 + cpi->oxcf.width * hr) / hs; 2977 cm->height = (vs - 1 + cpi->oxcf.height * vr) / vs; 2978 assert(cm->width <= cpi->initial_width); 2979 assert(cm->height <= cpi->initial_height); 2980 2981 update_frame_size(cpi); 2982 2983 return 0; 2984} 2985 2986int vp9_set_size_literal(VP9_COMP *cpi, unsigned int width, 2987 unsigned int height) { 2988 VP9_COMMON *cm = &cpi->common; 2989 2990 check_initial_width(cpi, 1, 1); 2991 2992 if (width) { 2993 cm->width = width; 2994 if (cm->width * 5 < cpi->initial_width) { 2995 cm->width = cpi->initial_width / 5 + 1; 2996 printf("Warning: Desired width too small, changed to %d\n", cm->width); 2997 } 2998 if (cm->width > cpi->initial_width) { 2999 cm->width = cpi->initial_width; 3000 printf("Warning: Desired width too large, changed to %d\n", cm->width); 3001 } 3002 } 3003 3004 if (height) { 3005 cm->height = height; 3006 if (cm->height * 5 < cpi->initial_height) { 3007 cm->height = cpi->initial_height / 5 + 1; 3008 printf("Warning: Desired height too small, changed to %d\n", cm->height); 3009 } 3010 if (cm->height > cpi->initial_height) { 3011 cm->height = cpi->initial_height; 3012 printf("Warning: Desired height too large, changed to %d\n", cm->height); 3013 } 3014 } 3015 assert(cm->width <= cpi->initial_width); 3016 assert(cm->height <= cpi->initial_height); 3017 3018 update_frame_size(cpi); 3019 3020 return 0; 3021} 3022 3023void vp9_set_svc(VP9_COMP *cpi, int use_svc) { 3024 cpi->use_svc = use_svc; 3025 return; 3026} 3027 3028int vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b) { 3029 assert(a->y_crop_width == b->y_crop_width); 3030 assert(a->y_crop_height == b->y_crop_height); 3031 3032 return (int)get_sse(a->y_buffer, a->y_stride, b->y_buffer, b->y_stride, 3033 a->y_crop_width, a->y_crop_height); 3034} 3035 3036 3037int vp9_get_quantizer(VP9_COMP *cpi) { 3038 return cpi->common.base_qindex; 3039} 3040 3041void vp9_apply_encoding_flags(VP9_COMP *cpi, vpx_enc_frame_flags_t flags) { 3042 if (flags & (VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_GF | 3043 VP8_EFLAG_NO_REF_ARF)) { 3044 int ref = 7; 3045 3046 if (flags & VP8_EFLAG_NO_REF_LAST) 3047 ref ^= VP9_LAST_FLAG; 3048 3049 if (flags & VP8_EFLAG_NO_REF_GF) 3050 ref ^= VP9_GOLD_FLAG; 3051 3052 if (flags & VP8_EFLAG_NO_REF_ARF) 3053 ref ^= VP9_ALT_FLAG; 3054 3055 vp9_use_as_reference(cpi, ref); 3056 } 3057 3058 if (flags & (VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | 3059 VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_FORCE_GF | 3060 VP8_EFLAG_FORCE_ARF)) { 3061 int upd = 7; 3062 3063 if (flags & VP8_EFLAG_NO_UPD_LAST) 3064 upd ^= VP9_LAST_FLAG; 3065 3066 if (flags & VP8_EFLAG_NO_UPD_GF) 3067 upd ^= VP9_GOLD_FLAG; 3068 3069 if (flags & VP8_EFLAG_NO_UPD_ARF) 3070 upd ^= VP9_ALT_FLAG; 3071 3072 vp9_update_reference(cpi, upd); 3073 } 3074 3075 if (flags & VP8_EFLAG_NO_UPD_ENTROPY) { 3076 vp9_update_entropy(cpi, 0); 3077 } 3078} 3079