2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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.
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"
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"
26 #include "vp9/common/vp9_reconinter.h"
27 #include "vp9/common/vp9_systemdependent.h"
28 #include "vp9/common/vp9_tile_common.h"
30 #include "vp9/encoder/vp9_aq_complexity.h"
31 #include "vp9/encoder/vp9_aq_cyclicrefresh.h"
32 #include "vp9/encoder/vp9_aq_variance.h"
33 #include "vp9/encoder/vp9_bitstream.h"
34 #include "vp9/encoder/vp9_encodeframe.h"
35 #include "vp9/encoder/vp9_encodemv.h"
36 #include "vp9/encoder/vp9_firstpass.h"
37 #include "vp9/encoder/vp9_mbgraph.h"
38 #include "vp9/encoder/vp9_onyx_int.h"
39 #include "vp9/encoder/vp9_picklpf.h"
40 #include "vp9/encoder/vp9_ratectrl.h"
41 #include "vp9/encoder/vp9_rdopt.h"
42 #include "vp9/encoder/vp9_segmentation.h"
43 #include "vp9/encoder/vp9_speed_features.h"
44 #if CONFIG_INTERNAL_STATS
45 #include "vp9/encoder/vp9_ssim.h"
47 #include "vp9/encoder/vp9_temporal_filter.h"
48 #include "vp9/encoder/vp9_resize.h"
49 #include "vp9/encoder/vp9_svc_layercontext.h"
51 void vp9_coef_tree_initialize();
53 #define DEFAULT_INTERP_FILTER SWITCHABLE
55 #define SHARP_FILTER_QTHRESH 0 /* Q threshold for 8-tap sharp filter */
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
64 // Max rate target for 1080P and below encodes under normal circumstances
65 // (1920 * 1080 / (16 * 16)) * MAX_MB_RATE bits per MB
66 #define MAX_MB_RATE 250
67 #define MAXRATE_1080P 2025000
69 // #define OUTPUT_YUV_REC
84 static INLINE void Scale2Ratio(VPX_SCALING mode, int *hr, int *hs) {
110 static void set_high_precision_mv(VP9_COMP *cpi, int allow_high_precision_mv) {
111 MACROBLOCK *const mb = &cpi->mb;
112 cpi->common.allow_high_precision_mv = allow_high_precision_mv;
113 if (cpi->common.allow_high_precision_mv) {
114 mb->mvcost = mb->nmvcost_hp;
115 mb->mvsadcost = mb->nmvsadcost_hp;
117 mb->mvcost = mb->nmvcost;
118 mb->mvsadcost = mb->nmvsadcost;
122 static void setup_key_frame(VP9_COMP *cpi) {
123 vp9_setup_past_independence(&cpi->common);
125 // All buffers are implicitly updated on key frames.
126 cpi->refresh_golden_frame = 1;
127 cpi->refresh_alt_ref_frame = 1;
130 static void setup_inter_frame(VP9_COMMON *cm) {
131 if (cm->error_resilient_mode || cm->intra_only)
132 vp9_setup_past_independence(cm);
134 assert(cm->frame_context_idx < FRAME_CONTEXTS);
135 cm->fc = cm->frame_contexts[cm->frame_context_idx];
138 void vp9_initialize_enc() {
139 static int init_done = 0;
142 vp9_init_neighbors();
143 vp9_init_quant_tables();
145 vp9_coef_tree_initialize();
146 vp9_tokenize_initialize();
148 vp9_rc_init_minq_luts();
149 vp9_entropy_mv_init();
150 vp9_entropy_mode_init();
155 static void dealloc_compressor_data(VP9_COMP *cpi) {
156 VP9_COMMON *const cm = &cpi->common;
159 // Delete sementation map
160 vpx_free(cpi->segmentation_map);
161 cpi->segmentation_map = NULL;
162 vpx_free(cm->last_frame_seg_map);
163 cm->last_frame_seg_map = NULL;
164 vpx_free(cpi->coding_context.last_frame_seg_map_copy);
165 cpi->coding_context.last_frame_seg_map_copy = NULL;
167 vpx_free(cpi->complexity_map);
168 cpi->complexity_map = NULL;
170 vp9_cyclic_refresh_free(cpi->cyclic_refresh);
171 cpi->cyclic_refresh = NULL;
173 vpx_free(cpi->active_map);
174 cpi->active_map = NULL;
176 vp9_free_frame_buffers(cm);
178 vp9_free_frame_buffer(&cpi->last_frame_uf);
179 vp9_free_frame_buffer(&cpi->scaled_source);
180 vp9_free_frame_buffer(&cpi->scaled_last_source);
181 vp9_free_frame_buffer(&cpi->alt_ref_buffer);
182 vp9_lookahead_destroy(cpi->lookahead);
187 // Activity mask based per mb zbin adjustments
188 vpx_free(cpi->mb_activity_map);
189 cpi->mb_activity_map = 0;
190 vpx_free(cpi->mb_norm_activity_map);
191 cpi->mb_norm_activity_map = 0;
193 for (i = 0; i < cpi->svc.number_spatial_layers; ++i) {
194 LAYER_CONTEXT *const lc = &cpi->svc.layer_context[i];
195 vpx_free(lc->rc_twopass_stats_in.buf);
196 lc->rc_twopass_stats_in.buf = NULL;
197 lc->rc_twopass_stats_in.sz = 0;
201 static void save_coding_context(VP9_COMP *cpi) {
202 CODING_CONTEXT *const cc = &cpi->coding_context;
203 VP9_COMMON *cm = &cpi->common;
205 // Stores a snapshot of key state variables which can subsequently be
206 // restored with a call to vp9_restore_coding_context. These functions are
207 // intended for use in a re-code loop in vp9_compress_frame where the
208 // quantizer value is adjusted between loop iterations.
209 vp9_copy(cc->nmvjointcost, cpi->mb.nmvjointcost);
210 vp9_copy(cc->nmvcosts, cpi->mb.nmvcosts);
211 vp9_copy(cc->nmvcosts_hp, cpi->mb.nmvcosts_hp);
213 vp9_copy(cc->segment_pred_probs, cm->seg.pred_probs);
215 vpx_memcpy(cpi->coding_context.last_frame_seg_map_copy,
216 cm->last_frame_seg_map, (cm->mi_rows * cm->mi_cols));
218 vp9_copy(cc->last_ref_lf_deltas, cm->lf.last_ref_deltas);
219 vp9_copy(cc->last_mode_lf_deltas, cm->lf.last_mode_deltas);
224 static void restore_coding_context(VP9_COMP *cpi) {
225 CODING_CONTEXT *const cc = &cpi->coding_context;
226 VP9_COMMON *cm = &cpi->common;
228 // Restore key state variables to the snapshot state stored in the
229 // previous call to vp9_save_coding_context.
230 vp9_copy(cpi->mb.nmvjointcost, cc->nmvjointcost);
231 vp9_copy(cpi->mb.nmvcosts, cc->nmvcosts);
232 vp9_copy(cpi->mb.nmvcosts_hp, cc->nmvcosts_hp);
234 vp9_copy(cm->seg.pred_probs, cc->segment_pred_probs);
236 vpx_memcpy(cm->last_frame_seg_map,
237 cpi->coding_context.last_frame_seg_map_copy,
238 (cm->mi_rows * cm->mi_cols));
240 vp9_copy(cm->lf.last_ref_deltas, cc->last_ref_lf_deltas);
241 vp9_copy(cm->lf.last_mode_deltas, cc->last_mode_lf_deltas);
246 static void configure_static_seg_features(VP9_COMP *cpi) {
247 VP9_COMMON *const cm = &cpi->common;
248 const RATE_CONTROL *const rc = &cpi->rc;
249 struct segmentation *const seg = &cm->seg;
251 int high_q = (int)(rc->avg_q > 48.0);
254 // Disable and clear down for KF
255 if (cm->frame_type == KEY_FRAME) {
256 // Clear down the global segmentation map
257 vpx_memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols);
259 seg->update_data = 0;
260 cpi->static_mb_pct = 0;
262 // Disable segmentation
263 vp9_disable_segmentation(seg);
265 // Clear down the segment features.
266 vp9_clearall_segfeatures(seg);
267 } else if (cpi->refresh_alt_ref_frame) {
268 // If this is an alt ref frame
269 // Clear down the global segmentation map
270 vpx_memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols);
272 seg->update_data = 0;
273 cpi->static_mb_pct = 0;
275 // Disable segmentation and individual segment features by default
276 vp9_disable_segmentation(seg);
277 vp9_clearall_segfeatures(seg);
279 // Scan frames from current to arf frame.
280 // This function re-enables segmentation if appropriate.
281 vp9_update_mbgraph_stats(cpi);
283 // If segmentation was enabled set those features needed for the
287 seg->update_data = 1;
289 qi_delta = vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 0.875);
290 vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta - 2);
291 vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2);
293 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q);
294 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF);
296 // Where relevant assume segment data is delta data
297 seg->abs_delta = SEGMENT_DELTADATA;
299 } else if (seg->enabled) {
300 // All other frames if segmentation has been enabled
302 // First normal frame in a valid gf or alt ref group
303 if (rc->frames_since_golden == 0) {
304 // Set up segment features for normal frames in an arf group
305 if (rc->source_alt_ref_active) {
307 seg->update_data = 1;
308 seg->abs_delta = SEGMENT_DELTADATA;
310 qi_delta = vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 1.125);
311 vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta + 2);
312 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q);
314 vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2);
315 vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF);
317 // Segment coding disabled for compred testing
318 if (high_q || (cpi->static_mb_pct == 100)) {
319 vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME);
320 vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME);
321 vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP);
324 // Disable segmentation and clear down features if alt ref
325 // is not active for this group
327 vp9_disable_segmentation(seg);
329 vpx_memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols);
332 seg->update_data = 0;
334 vp9_clearall_segfeatures(seg);
336 } else if (rc->is_src_frame_alt_ref) {
337 // Special case where we are coding over the top of a previous
339 // Segment coding disabled for compred testing
341 // Enable ref frame features for segment 0 as well
342 vp9_enable_segfeature(seg, 0, SEG_LVL_REF_FRAME);
343 vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME);
345 // All mbs should use ALTREF_FRAME
346 vp9_clear_segdata(seg, 0, SEG_LVL_REF_FRAME);
347 vp9_set_segdata(seg, 0, SEG_LVL_REF_FRAME, ALTREF_FRAME);
348 vp9_clear_segdata(seg, 1, SEG_LVL_REF_FRAME);
349 vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME);
351 // Skip all MBs if high Q (0,0 mv and skip coeffs)
353 vp9_enable_segfeature(seg, 0, SEG_LVL_SKIP);
354 vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP);
356 // Enable data update
357 seg->update_data = 1;
361 // No updates.. leave things as they are.
363 seg->update_data = 0;
368 static void update_reference_segmentation_map(VP9_COMP *cpi) {
369 VP9_COMMON *const cm = &cpi->common;
370 MODE_INFO **mi_8x8_ptr = cm->mi_grid_visible;
371 uint8_t *cache_ptr = cm->last_frame_seg_map;
374 for (row = 0; row < cm->mi_rows; row++) {
375 MODE_INFO **mi_8x8 = mi_8x8_ptr;
376 uint8_t *cache = cache_ptr;
377 for (col = 0; col < cm->mi_cols; col++, mi_8x8++, cache++)
378 cache[0] = mi_8x8[0]->mbmi.segment_id;
379 mi_8x8_ptr += cm->mi_stride;
380 cache_ptr += cm->mi_cols;
383 static int is_slowest_mode(int mode) {
384 return (mode == MODE_SECONDPASS_BEST || mode == MODE_BESTQUALITY);
387 static void set_rd_speed_thresholds(VP9_COMP *cpi) {
389 RD_OPT *const rd = &cpi->rd;
391 // Set baseline threshold values
392 for (i = 0; i < MAX_MODES; ++i)
393 rd->thresh_mult[i] = is_slowest_mode(cpi->oxcf.mode) ? -500 : 0;
395 rd->thresh_mult[THR_NEARESTMV] = 0;
396 rd->thresh_mult[THR_NEARESTG] = 0;
397 rd->thresh_mult[THR_NEARESTA] = 0;
399 rd->thresh_mult[THR_DC] += 1000;
401 rd->thresh_mult[THR_NEWMV] += 1000;
402 rd->thresh_mult[THR_NEWA] += 1000;
403 rd->thresh_mult[THR_NEWG] += 1000;
405 rd->thresh_mult[THR_NEARMV] += 1000;
406 rd->thresh_mult[THR_NEARA] += 1000;
407 rd->thresh_mult[THR_COMP_NEARESTLA] += 1000;
408 rd->thresh_mult[THR_COMP_NEARESTGA] += 1000;
410 rd->thresh_mult[THR_TM] += 1000;
412 rd->thresh_mult[THR_COMP_NEARLA] += 1500;
413 rd->thresh_mult[THR_COMP_NEWLA] += 2000;
414 rd->thresh_mult[THR_NEARG] += 1000;
415 rd->thresh_mult[THR_COMP_NEARGA] += 1500;
416 rd->thresh_mult[THR_COMP_NEWGA] += 2000;
418 rd->thresh_mult[THR_ZEROMV] += 2000;
419 rd->thresh_mult[THR_ZEROG] += 2000;
420 rd->thresh_mult[THR_ZEROA] += 2000;
421 rd->thresh_mult[THR_COMP_ZEROLA] += 2500;
422 rd->thresh_mult[THR_COMP_ZEROGA] += 2500;
424 rd->thresh_mult[THR_H_PRED] += 2000;
425 rd->thresh_mult[THR_V_PRED] += 2000;
426 rd->thresh_mult[THR_D45_PRED ] += 2500;
427 rd->thresh_mult[THR_D135_PRED] += 2500;
428 rd->thresh_mult[THR_D117_PRED] += 2500;
429 rd->thresh_mult[THR_D153_PRED] += 2500;
430 rd->thresh_mult[THR_D207_PRED] += 2500;
431 rd->thresh_mult[THR_D63_PRED] += 2500;
433 /* disable frame modes if flags not set */
434 if (!(cpi->ref_frame_flags & VP9_LAST_FLAG)) {
435 rd->thresh_mult[THR_NEWMV ] = INT_MAX;
436 rd->thresh_mult[THR_NEARESTMV] = INT_MAX;
437 rd->thresh_mult[THR_ZEROMV ] = INT_MAX;
438 rd->thresh_mult[THR_NEARMV ] = INT_MAX;
440 if (!(cpi->ref_frame_flags & VP9_GOLD_FLAG)) {
441 rd->thresh_mult[THR_NEARESTG ] = INT_MAX;
442 rd->thresh_mult[THR_ZEROG ] = INT_MAX;
443 rd->thresh_mult[THR_NEARG ] = INT_MAX;
444 rd->thresh_mult[THR_NEWG ] = INT_MAX;
446 if (!(cpi->ref_frame_flags & VP9_ALT_FLAG)) {
447 rd->thresh_mult[THR_NEARESTA ] = INT_MAX;
448 rd->thresh_mult[THR_ZEROA ] = INT_MAX;
449 rd->thresh_mult[THR_NEARA ] = INT_MAX;
450 rd->thresh_mult[THR_NEWA ] = INT_MAX;
453 if ((cpi->ref_frame_flags & (VP9_LAST_FLAG | VP9_ALT_FLAG)) !=
454 (VP9_LAST_FLAG | VP9_ALT_FLAG)) {
455 rd->thresh_mult[THR_COMP_ZEROLA ] = INT_MAX;
456 rd->thresh_mult[THR_COMP_NEARESTLA] = INT_MAX;
457 rd->thresh_mult[THR_COMP_NEARLA ] = INT_MAX;
458 rd->thresh_mult[THR_COMP_NEWLA ] = INT_MAX;
460 if ((cpi->ref_frame_flags & (VP9_GOLD_FLAG | VP9_ALT_FLAG)) !=
461 (VP9_GOLD_FLAG | VP9_ALT_FLAG)) {
462 rd->thresh_mult[THR_COMP_ZEROGA ] = INT_MAX;
463 rd->thresh_mult[THR_COMP_NEARESTGA] = INT_MAX;
464 rd->thresh_mult[THR_COMP_NEARGA ] = INT_MAX;
465 rd->thresh_mult[THR_COMP_NEWGA ] = INT_MAX;
469 static void set_rd_speed_thresholds_sub8x8(VP9_COMP *cpi) {
470 const SPEED_FEATURES *const sf = &cpi->sf;
471 RD_OPT *const rd = &cpi->rd;
474 for (i = 0; i < MAX_REFS; ++i)
475 rd->thresh_mult_sub8x8[i] = is_slowest_mode(cpi->oxcf.mode) ? -500 : 0;
477 rd->thresh_mult_sub8x8[THR_LAST] += 2500;
478 rd->thresh_mult_sub8x8[THR_GOLD] += 2500;
479 rd->thresh_mult_sub8x8[THR_ALTR] += 2500;
480 rd->thresh_mult_sub8x8[THR_INTRA] += 2500;
481 rd->thresh_mult_sub8x8[THR_COMP_LA] += 4500;
482 rd->thresh_mult_sub8x8[THR_COMP_GA] += 4500;
484 // Check for masked out split cases.
485 for (i = 0; i < MAX_REFS; i++)
486 if (sf->disable_split_mask & (1 << i))
487 rd->thresh_mult_sub8x8[i] = INT_MAX;
489 // disable mode test if frame flag is not set
490 if (!(cpi->ref_frame_flags & VP9_LAST_FLAG))
491 rd->thresh_mult_sub8x8[THR_LAST] = INT_MAX;
492 if (!(cpi->ref_frame_flags & VP9_GOLD_FLAG))
493 rd->thresh_mult_sub8x8[THR_GOLD] = INT_MAX;
494 if (!(cpi->ref_frame_flags & VP9_ALT_FLAG))
495 rd->thresh_mult_sub8x8[THR_ALTR] = INT_MAX;
496 if ((cpi->ref_frame_flags & (VP9_LAST_FLAG | VP9_ALT_FLAG)) !=
497 (VP9_LAST_FLAG | VP9_ALT_FLAG))
498 rd->thresh_mult_sub8x8[THR_COMP_LA] = INT_MAX;
499 if ((cpi->ref_frame_flags & (VP9_GOLD_FLAG | VP9_ALT_FLAG)) !=
500 (VP9_GOLD_FLAG | VP9_ALT_FLAG))
501 rd->thresh_mult_sub8x8[THR_COMP_GA] = INT_MAX;
504 static void set_speed_features(VP9_COMP *cpi) {
505 #if CONFIG_INTERNAL_STATS
507 for (i = 0; i < MAX_MODES; ++i)
508 cpi->mode_chosen_counts[i] = 0;
511 vp9_set_speed_features(cpi);
513 // Set rd thresholds based on mode and speed setting
514 set_rd_speed_thresholds(cpi);
515 set_rd_speed_thresholds_sub8x8(cpi);
517 cpi->mb.fwd_txm4x4 = vp9_fdct4x4;
518 if (cpi->oxcf.lossless || cpi->mb.e_mbd.lossless) {
519 cpi->mb.fwd_txm4x4 = vp9_fwht4x4;
523 static void alloc_raw_frame_buffers(VP9_COMP *cpi) {
524 VP9_COMMON *cm = &cpi->common;
525 const VP9_CONFIG *oxcf = &cpi->oxcf;
527 cpi->lookahead = vp9_lookahead_init(oxcf->width, oxcf->height,
528 cm->subsampling_x, cm->subsampling_y,
529 oxcf->lag_in_frames);
531 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
532 "Failed to allocate lag buffers");
534 if (vp9_realloc_frame_buffer(&cpi->alt_ref_buffer,
535 oxcf->width, oxcf->height,
536 cm->subsampling_x, cm->subsampling_y,
537 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
538 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
539 "Failed to allocate altref buffer");
542 void vp9_alloc_compressor_data(VP9_COMP *cpi) {
543 VP9_COMMON *cm = &cpi->common;
545 if (vp9_alloc_frame_buffers(cm, cm->width, cm->height))
546 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
547 "Failed to allocate frame buffers");
549 if (vp9_alloc_frame_buffer(&cpi->last_frame_uf,
550 cm->width, cm->height,
551 cm->subsampling_x, cm->subsampling_y,
552 VP9_ENC_BORDER_IN_PIXELS))
553 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
554 "Failed to allocate last frame buffer");
556 if (vp9_alloc_frame_buffer(&cpi->scaled_source,
557 cm->width, cm->height,
558 cm->subsampling_x, cm->subsampling_y,
559 VP9_ENC_BORDER_IN_PIXELS))
560 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
561 "Failed to allocate scaled source buffer");
563 if (vp9_alloc_frame_buffer(&cpi->scaled_last_source,
564 cm->width, cm->height,
565 cm->subsampling_x, cm->subsampling_y,
566 VP9_ENC_BORDER_IN_PIXELS))
567 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
568 "Failed to allocate scaled last source buffer");
573 unsigned int tokens = get_token_alloc(cm->mb_rows, cm->mb_cols);
575 CHECK_MEM_ERROR(cm, cpi->tok, vpx_calloc(tokens, sizeof(*cpi->tok)));
578 vpx_free(cpi->mb_activity_map);
579 CHECK_MEM_ERROR(cm, cpi->mb_activity_map,
580 vpx_calloc(sizeof(unsigned int),
581 cm->mb_rows * cm->mb_cols));
583 vpx_free(cpi->mb_norm_activity_map);
584 CHECK_MEM_ERROR(cm, cpi->mb_norm_activity_map,
585 vpx_calloc(sizeof(unsigned int),
586 cm->mb_rows * cm->mb_cols));
590 static void update_frame_size(VP9_COMP *cpi) {
591 VP9_COMMON *const cm = &cpi->common;
592 MACROBLOCKD *const xd = &cpi->mb.e_mbd;
594 vp9_update_frame_size(cm);
596 // Update size of buffers local to this frame
597 if (vp9_realloc_frame_buffer(&cpi->last_frame_uf,
598 cm->width, cm->height,
599 cm->subsampling_x, cm->subsampling_y,
600 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
601 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
602 "Failed to reallocate last frame buffer");
604 if (vp9_realloc_frame_buffer(&cpi->scaled_source,
605 cm->width, cm->height,
606 cm->subsampling_x, cm->subsampling_y,
607 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
608 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
609 "Failed to reallocate scaled source buffer");
611 if (vp9_realloc_frame_buffer(&cpi->scaled_last_source,
612 cm->width, cm->height,
613 cm->subsampling_x, cm->subsampling_y,
614 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
615 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
616 "Failed to reallocate scaled last source buffer");
619 int y_stride = cpi->scaled_source.y_stride;
621 if (cpi->sf.search_method == NSTEP) {
622 vp9_init3smotion_compensation(&cpi->mb, y_stride);
623 } else if (cpi->sf.search_method == DIAMOND) {
624 vp9_init_dsmotion_compensation(&cpi->mb, y_stride);
628 init_macroblockd(cm, xd);
631 void vp9_new_framerate(VP9_COMP *cpi, double framerate) {
632 VP9_COMMON *const cm = &cpi->common;
633 RATE_CONTROL *const rc = &cpi->rc;
634 VP9_CONFIG *const oxcf = &cpi->oxcf;
637 oxcf->framerate = framerate < 0.1 ? 30 : framerate;
638 rc->av_per_frame_bandwidth = (int)(oxcf->target_bandwidth /
640 rc->min_frame_bandwidth = (int)(rc->av_per_frame_bandwidth *
641 oxcf->two_pass_vbrmin_section / 100);
643 rc->min_frame_bandwidth = MAX(rc->min_frame_bandwidth, FRAME_OVERHEAD_BITS);
645 // A maximum bitrate for a frame is defined.
646 // The baseline for this aligns with HW implementations that
647 // can support decode of 1080P content up to a bitrate of MAX_MB_RATE bits
648 // per 16x16 MB (averaged over a frame). However this limit is extended if
649 // a very high rate is given on the command line or the the rate cannnot
650 // be acheived because of a user specificed max q (e.g. when the user
651 // specifies lossless encode.
653 vbr_max_bits = (int)(((int64_t)rc->av_per_frame_bandwidth *
654 oxcf->two_pass_vbrmax_section) / 100);
655 rc->max_frame_bandwidth = MAX(MAX((cm->MBs * MAX_MB_RATE), MAXRATE_1080P),
658 // Set Maximum gf/arf interval
659 rc->max_gf_interval = 16;
661 // Extended interval for genuinely static scenes
662 rc->static_scene_max_gf_interval = cpi->key_frame_frequency >> 1;
664 // Special conditions when alt ref frame enabled in lagged compress mode
665 if (oxcf->play_alternate && oxcf->lag_in_frames) {
666 if (rc->max_gf_interval > oxcf->lag_in_frames - 1)
667 rc->max_gf_interval = oxcf->lag_in_frames - 1;
669 if (rc->static_scene_max_gf_interval > oxcf->lag_in_frames - 1)
670 rc->static_scene_max_gf_interval = oxcf->lag_in_frames - 1;
673 if (rc->max_gf_interval > rc->static_scene_max_gf_interval)
674 rc->max_gf_interval = rc->static_scene_max_gf_interval;
677 int64_t vp9_rescale(int64_t val, int64_t num, int denom) {
679 int64_t llden = denom;
682 return (llval * llnum / llden);
685 static void set_tile_limits(VP9_COMP *cpi) {
686 VP9_COMMON *const cm = &cpi->common;
688 int min_log2_tile_cols, max_log2_tile_cols;
689 vp9_get_tile_n_bits(cm->mi_cols, &min_log2_tile_cols, &max_log2_tile_cols);
691 cm->log2_tile_cols = clamp(cpi->oxcf.tile_columns,
692 min_log2_tile_cols, max_log2_tile_cols);
693 cm->log2_tile_rows = cpi->oxcf.tile_rows;
696 static void init_config(struct VP9_COMP *cpi, VP9_CONFIG *oxcf) {
697 VP9_COMMON *const cm = &cpi->common;
702 cm->profile = oxcf->profile;
703 cm->bit_depth = oxcf->bit_depth;
705 cm->width = oxcf->width;
706 cm->height = oxcf->height;
707 cm->subsampling_x = 0;
708 cm->subsampling_y = 0;
709 vp9_alloc_compressor_data(cpi);
711 // Spatial scalability.
712 cpi->svc.number_spatial_layers = oxcf->ss_number_layers;
713 // Temporal scalability.
714 cpi->svc.number_temporal_layers = oxcf->ts_number_layers;
716 if ((cpi->svc.number_temporal_layers > 1 &&
717 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) ||
718 (cpi->svc.number_spatial_layers > 1 &&
719 cpi->oxcf.mode == MODE_SECONDPASS_BEST)) {
720 vp9_init_layer_context(cpi);
723 // change includes all joint functionality
724 vp9_change_config(cpi, oxcf);
726 cpi->static_mb_pct = 0;
732 set_tile_limits(cpi);
734 cpi->fixed_divide[0] = 0;
735 for (i = 1; i < 512; i++)
736 cpi->fixed_divide[i] = 0x80000 / i;
739 void vp9_change_config(struct VP9_COMP *cpi, const VP9_CONFIG *oxcf) {
740 VP9_COMMON *const cm = &cpi->common;
741 RATE_CONTROL *const rc = &cpi->rc;
743 if (cm->profile != oxcf->profile)
744 cm->profile = oxcf->profile;
745 cm->bit_depth = oxcf->bit_depth;
747 if (cm->profile <= PROFILE_1)
748 assert(cm->bit_depth == BITS_8);
750 assert(cm->bit_depth > BITS_8);
754 if (cpi->oxcf.cpu_used == -6)
755 cpi->oxcf.play_alternate = 0;
757 switch (cpi->oxcf.mode) {
758 // Real time and one pass deprecated in test code base
759 case MODE_GOODQUALITY:
761 cpi->oxcf.cpu_used = clamp(cpi->oxcf.cpu_used, -5, 5);
764 case MODE_BESTQUALITY:
772 case MODE_SECONDPASS:
774 cpi->oxcf.cpu_used = clamp(cpi->oxcf.cpu_used, -5, 5);
777 case MODE_SECONDPASS_BEST:
786 cpi->oxcf.lossless = oxcf->lossless;
787 if (cpi->oxcf.lossless) {
788 // In lossless mode, make sure right quantizer range and correct transform
790 cpi->oxcf.worst_allowed_q = 0;
791 cpi->oxcf.best_allowed_q = 0;
792 cpi->mb.e_mbd.itxm_add = vp9_iwht4x4_add;
794 cpi->mb.e_mbd.itxm_add = vp9_idct4x4_add;
796 rc->baseline_gf_interval = DEFAULT_GF_INTERVAL;
797 cpi->ref_frame_flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG;
799 cpi->refresh_golden_frame = 0;
800 cpi->refresh_last_frame = 1;
801 cm->refresh_frame_context = 1;
802 cm->reset_frame_context = 0;
804 vp9_reset_segment_features(&cm->seg);
805 set_high_precision_mv(cpi, 0);
810 for (i = 0; i < MAX_SEGMENTS; i++)
811 cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout;
813 cpi->encode_breakout = cpi->oxcf.encode_breakout;
815 // local file playback mode == really big buffer
816 if (cpi->oxcf.end_usage == USAGE_LOCAL_FILE_PLAYBACK) {
817 cpi->oxcf.starting_buffer_level = 60000;
818 cpi->oxcf.optimal_buffer_level = 60000;
819 cpi->oxcf.maximum_buffer_size = 240000;
822 // Convert target bandwidth from Kbit/s to Bit/s
823 cpi->oxcf.target_bandwidth *= 1000;
825 cpi->oxcf.starting_buffer_level =
826 vp9_rescale(cpi->oxcf.starting_buffer_level,
827 cpi->oxcf.target_bandwidth, 1000);
829 // Set or reset optimal and maximum buffer levels.
830 if (cpi->oxcf.optimal_buffer_level == 0)
831 cpi->oxcf.optimal_buffer_level = cpi->oxcf.target_bandwidth / 8;
833 cpi->oxcf.optimal_buffer_level =
834 vp9_rescale(cpi->oxcf.optimal_buffer_level,
835 cpi->oxcf.target_bandwidth, 1000);
837 if (cpi->oxcf.maximum_buffer_size == 0)
838 cpi->oxcf.maximum_buffer_size = cpi->oxcf.target_bandwidth / 8;
840 cpi->oxcf.maximum_buffer_size =
841 vp9_rescale(cpi->oxcf.maximum_buffer_size,
842 cpi->oxcf.target_bandwidth, 1000);
843 // Under a configuration change, where maximum_buffer_size may change,
844 // keep buffer level clipped to the maximum allowed buffer size.
845 rc->bits_off_target = MIN(rc->bits_off_target, cpi->oxcf.maximum_buffer_size);
846 rc->buffer_level = MIN(rc->buffer_level, cpi->oxcf.maximum_buffer_size);
848 // Set up frame rate and related parameters rate control values.
849 vp9_new_framerate(cpi, cpi->oxcf.framerate);
851 // Set absolute upper and lower quality limits
852 rc->worst_quality = cpi->oxcf.worst_allowed_q;
853 rc->best_quality = cpi->oxcf.best_allowed_q;
855 // active values should only be modified if out of new range
857 cpi->cq_target_quality = cpi->oxcf.cq_level;
859 cm->interp_filter = DEFAULT_INTERP_FILTER;
861 cm->display_width = cpi->oxcf.width;
862 cm->display_height = cpi->oxcf.height;
864 // VP8 sharpness level mapping 0-7 (vs 0-10 in general VPx dialogs)
865 cpi->oxcf.sharpness = MIN(7, cpi->oxcf.sharpness);
867 cpi->common.lf.sharpness_level = cpi->oxcf.sharpness;
869 if (cpi->initial_width) {
870 // Increasing the size of the frame beyond the first seen frame, or some
871 // otherwise signaled maximum size, is not supported.
872 // TODO(jkoleszar): exit gracefully.
873 assert(cm->width <= cpi->initial_width);
874 assert(cm->height <= cpi->initial_height);
876 update_frame_size(cpi);
878 if ((cpi->svc.number_temporal_layers > 1 &&
879 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) ||
880 (cpi->svc.number_spatial_layers > 1 && cpi->pass == 2)) {
881 vp9_update_layer_context_change_config(cpi,
882 (int)cpi->oxcf.target_bandwidth);
885 cpi->speed = abs(cpi->oxcf.cpu_used);
887 // Limit on lag buffers as these are not currently dynamically allocated.
888 if (cpi->oxcf.lag_in_frames > MAX_LAG_BUFFERS)
889 cpi->oxcf.lag_in_frames = MAX_LAG_BUFFERS;
891 #if CONFIG_MULTIPLE_ARF
892 vp9_zero(cpi->alt_ref_source);
894 cpi->alt_ref_source = NULL;
896 rc->is_src_frame_alt_ref = 0;
899 // Experimental RD Code
900 cpi->frame_distortion = 0;
901 cpi->last_frame_distortion = 0;
904 set_tile_limits(cpi);
906 cpi->ext_refresh_frame_flags_pending = 0;
907 cpi->ext_refresh_frame_context_pending = 0;
911 #define M_LOG2_E 0.693147180559945309417
913 #define log2f(x) (log (x) / (float) M_LOG2_E)
915 static void cal_nmvjointsadcost(int *mvjointsadcost) {
916 mvjointsadcost[0] = 600;
917 mvjointsadcost[1] = 300;
918 mvjointsadcost[2] = 300;
919 mvjointsadcost[3] = 300;
922 static void cal_nmvsadcosts(int *mvsadcost[2]) {
929 double z = 256 * (2 * (log2f(8 * i) + .6));
930 mvsadcost[0][i] = (int)z;
931 mvsadcost[1][i] = (int)z;
932 mvsadcost[0][-i] = (int)z;
933 mvsadcost[1][-i] = (int)z;
934 } while (++i <= MV_MAX);
937 static void cal_nmvsadcosts_hp(int *mvsadcost[2]) {
944 double z = 256 * (2 * (log2f(8 * i) + .6));
945 mvsadcost[0][i] = (int)z;
946 mvsadcost[1][i] = (int)z;
947 mvsadcost[0][-i] = (int)z;
948 mvsadcost[1][-i] = (int)z;
949 } while (++i <= MV_MAX);
952 static void alloc_mode_context(VP9_COMMON *cm, int num_4x4_blk,
953 PICK_MODE_CONTEXT *ctx) {
954 int num_pix = num_4x4_blk << 4;
956 ctx->num_4x4_blk = num_4x4_blk;
958 CHECK_MEM_ERROR(cm, ctx->zcoeff_blk,
959 vpx_calloc(num_4x4_blk, sizeof(uint8_t)));
960 for (i = 0; i < MAX_MB_PLANE; ++i) {
961 for (k = 0; k < 3; ++k) {
962 CHECK_MEM_ERROR(cm, ctx->coeff[i][k],
963 vpx_memalign(16, num_pix * sizeof(int16_t)));
964 CHECK_MEM_ERROR(cm, ctx->qcoeff[i][k],
965 vpx_memalign(16, num_pix * sizeof(int16_t)));
966 CHECK_MEM_ERROR(cm, ctx->dqcoeff[i][k],
967 vpx_memalign(16, num_pix * sizeof(int16_t)));
968 CHECK_MEM_ERROR(cm, ctx->eobs[i][k],
969 vpx_memalign(16, num_pix * sizeof(uint16_t)));
970 ctx->coeff_pbuf[i][k] = ctx->coeff[i][k];
971 ctx->qcoeff_pbuf[i][k] = ctx->qcoeff[i][k];
972 ctx->dqcoeff_pbuf[i][k] = ctx->dqcoeff[i][k];
973 ctx->eobs_pbuf[i][k] = ctx->eobs[i][k];
978 static void free_mode_context(PICK_MODE_CONTEXT *ctx) {
980 vpx_free(ctx->zcoeff_blk);
982 for (i = 0; i < MAX_MB_PLANE; ++i) {
983 for (k = 0; k < 3; ++k) {
984 vpx_free(ctx->coeff[i][k]);
985 ctx->coeff[i][k] = 0;
986 vpx_free(ctx->qcoeff[i][k]);
987 ctx->qcoeff[i][k] = 0;
988 vpx_free(ctx->dqcoeff[i][k]);
989 ctx->dqcoeff[i][k] = 0;
990 vpx_free(ctx->eobs[i][k]);
996 static void init_pick_mode_context(VP9_COMP *cpi) {
998 VP9_COMMON *const cm = &cpi->common;
999 MACROBLOCK *const x = &cpi->mb;
1001 for (i = 0; i < BLOCK_SIZES; ++i) {
1002 const int num_4x4_w = num_4x4_blocks_wide_lookup[i];
1003 const int num_4x4_h = num_4x4_blocks_high_lookup[i];
1004 const int num_4x4_blk = MAX(4, num_4x4_w * num_4x4_h);
1005 if (i < BLOCK_16X16) {
1006 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1007 for (x->mb_index = 0; x->mb_index < 4; ++x->mb_index) {
1008 for (x->b_index = 0; x->b_index < 16 / num_4x4_blk; ++x->b_index) {
1009 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1010 alloc_mode_context(cm, num_4x4_blk, ctx);
1014 } else if (i < BLOCK_32X32) {
1015 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1016 for (x->mb_index = 0; x->mb_index < 64 / num_4x4_blk; ++x->mb_index) {
1017 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1018 ctx->num_4x4_blk = num_4x4_blk;
1019 alloc_mode_context(cm, num_4x4_blk, ctx);
1022 } else if (i < BLOCK_64X64) {
1023 for (x->sb_index = 0; x->sb_index < 256 / num_4x4_blk; ++x->sb_index) {
1024 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1025 ctx->num_4x4_blk = num_4x4_blk;
1026 alloc_mode_context(cm, num_4x4_blk, ctx);
1029 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1030 ctx->num_4x4_blk = num_4x4_blk;
1031 alloc_mode_context(cm, num_4x4_blk, ctx);
1036 static void free_pick_mode_context(MACROBLOCK *x) {
1039 for (i = 0; i < BLOCK_SIZES; ++i) {
1040 const int num_4x4_w = num_4x4_blocks_wide_lookup[i];
1041 const int num_4x4_h = num_4x4_blocks_high_lookup[i];
1042 const int num_4x4_blk = MAX(4, num_4x4_w * num_4x4_h);
1043 if (i < BLOCK_16X16) {
1044 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1045 for (x->mb_index = 0; x->mb_index < 4; ++x->mb_index) {
1046 for (x->b_index = 0; x->b_index < 16 / num_4x4_blk; ++x->b_index) {
1047 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1048 free_mode_context(ctx);
1052 } else if (i < BLOCK_32X32) {
1053 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1054 for (x->mb_index = 0; x->mb_index < 64 / num_4x4_blk; ++x->mb_index) {
1055 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1056 free_mode_context(ctx);
1059 } else if (i < BLOCK_64X64) {
1060 for (x->sb_index = 0; x->sb_index < 256 / num_4x4_blk; ++x->sb_index) {
1061 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1062 free_mode_context(ctx);
1065 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1066 free_mode_context(ctx);
1071 VP9_COMP *vp9_create_compressor(VP9_CONFIG *oxcf) {
1073 VP9_COMP *const cpi = vpx_memalign(32, sizeof(VP9_COMP));
1074 VP9_COMMON *const cm = cpi != NULL ? &cpi->common : NULL;
1081 if (setjmp(cm->error.jmp)) {
1082 cm->error.setjmp = 0;
1083 vp9_remove_compressor(cpi);
1087 cm->error.setjmp = 1;
1089 CHECK_MEM_ERROR(cm, cpi->mb.ss, vpx_calloc(sizeof(search_site),
1090 (MAX_MVSEARCH_STEPS * 8) + 1));
1096 init_config(cpi, oxcf);
1097 vp9_rc_init(&cpi->oxcf, cpi->pass, &cpi->rc);
1098 init_pick_mode_context(cpi);
1100 cm->current_video_frame = 0;
1102 // Set reference frame sign bias for ALTREF frame to 1 (for now)
1103 cm->ref_frame_sign_bias[ALTREF_FRAME] = 1;
1105 cpi->gold_is_last = 0;
1106 cpi->alt_is_last = 0;
1107 cpi->gold_is_alt = 0;
1109 // Create the encoder segmentation map and set all entries to 0
1110 CHECK_MEM_ERROR(cm, cpi->segmentation_map,
1111 vpx_calloc(cm->mi_rows * cm->mi_cols, 1));
1113 // Create a complexity map used for rd adjustment
1114 CHECK_MEM_ERROR(cm, cpi->complexity_map,
1115 vpx_calloc(cm->mi_rows * cm->mi_cols, 1));
1117 // Create a map used for cyclic background refresh.
1118 CHECK_MEM_ERROR(cm, cpi->cyclic_refresh,
1119 vp9_cyclic_refresh_alloc(cm->mi_rows, cm->mi_cols));
1121 // And a place holder structure is the coding context
1122 // for use if we want to save and restore it
1123 CHECK_MEM_ERROR(cm, cpi->coding_context.last_frame_seg_map_copy,
1124 vpx_calloc(cm->mi_rows * cm->mi_cols, 1));
1126 CHECK_MEM_ERROR(cm, cpi->active_map, vpx_calloc(cm->MBs, 1));
1127 vpx_memset(cpi->active_map, 1, cm->MBs);
1128 cpi->active_map_enabled = 0;
1130 for (i = 0; i < (sizeof(cpi->mbgraph_stats) /
1131 sizeof(cpi->mbgraph_stats[0])); i++) {
1132 CHECK_MEM_ERROR(cm, cpi->mbgraph_stats[i].mb_stats,
1133 vpx_calloc(cm->MBs *
1134 sizeof(*cpi->mbgraph_stats[i].mb_stats), 1));
1137 /*Initialize the feed-forward activity masking.*/
1138 cpi->activity_avg = 90 << 12;
1139 cpi->key_frame_frequency = cpi->oxcf.key_freq;
1140 cpi->refresh_alt_ref_frame = 0;
1142 #if CONFIG_MULTIPLE_ARF
1143 // Turn multiple ARF usage on/off. This is a quick hack for the initial test
1144 // version. It should eventually be set via the codec API.
1145 cpi->multi_arf_enabled = 1;
1147 if (cpi->multi_arf_enabled) {
1148 cpi->sequence_number = 0;
1149 cpi->frame_coding_order_period = 0;
1150 vp9_zero(cpi->frame_coding_order);
1151 vp9_zero(cpi->arf_buffer_idx);
1155 cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS;
1156 #if CONFIG_INTERNAL_STATS
1157 cpi->b_calculate_ssimg = 0;
1162 if (cpi->b_calculate_psnr) {
1167 cpi->total_sq_error = 0;
1168 cpi->total_samples = 0;
1170 cpi->totalp_y = 0.0;
1171 cpi->totalp_u = 0.0;
1172 cpi->totalp_v = 0.0;
1174 cpi->totalp_sq_error = 0;
1175 cpi->totalp_samples = 0;
1177 cpi->tot_recode_hits = 0;
1178 cpi->summed_quality = 0;
1179 cpi->summed_weights = 0;
1180 cpi->summedp_quality = 0;
1181 cpi->summedp_weights = 0;
1184 if (cpi->b_calculate_ssimg) {
1185 cpi->total_ssimg_y = 0;
1186 cpi->total_ssimg_u = 0;
1187 cpi->total_ssimg_v = 0;
1188 cpi->total_ssimg_all = 0;
1193 cpi->first_time_stamp_ever = INT64_MAX;
1195 cal_nmvjointsadcost(cpi->mb.nmvjointsadcost);
1196 cpi->mb.nmvcost[0] = &cpi->mb.nmvcosts[0][MV_MAX];
1197 cpi->mb.nmvcost[1] = &cpi->mb.nmvcosts[1][MV_MAX];
1198 cpi->mb.nmvsadcost[0] = &cpi->mb.nmvsadcosts[0][MV_MAX];
1199 cpi->mb.nmvsadcost[1] = &cpi->mb.nmvsadcosts[1][MV_MAX];
1200 cal_nmvsadcosts(cpi->mb.nmvsadcost);
1202 cpi->mb.nmvcost_hp[0] = &cpi->mb.nmvcosts_hp[0][MV_MAX];
1203 cpi->mb.nmvcost_hp[1] = &cpi->mb.nmvcosts_hp[1][MV_MAX];
1204 cpi->mb.nmvsadcost_hp[0] = &cpi->mb.nmvsadcosts_hp[0][MV_MAX];
1205 cpi->mb.nmvsadcost_hp[1] = &cpi->mb.nmvsadcosts_hp[1][MV_MAX];
1206 cal_nmvsadcosts_hp(cpi->mb.nmvsadcost_hp);
1208 #ifdef OUTPUT_YUV_SRC
1209 yuv_file = fopen("bd.yuv", "ab");
1211 #ifdef OUTPUT_YUV_REC
1212 yuv_rec_file = fopen("rec.yuv", "wb");
1216 framepsnr = fopen("framepsnr.stt", "a");
1217 kf_list = fopen("kf_list.stt", "w");
1220 cpi->output_pkt_list = oxcf->output_pkt_list;
1222 cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED;
1224 if (cpi->pass == 1) {
1225 vp9_init_first_pass(cpi);
1226 } else if (cpi->pass == 2) {
1227 const size_t packet_sz = sizeof(FIRSTPASS_STATS);
1228 const int packets = (int)(oxcf->two_pass_stats_in.sz / packet_sz);
1230 if (cpi->svc.number_spatial_layers > 1
1231 && cpi->svc.number_temporal_layers == 1) {
1232 FIRSTPASS_STATS *const stats = oxcf->two_pass_stats_in.buf;
1233 FIRSTPASS_STATS *stats_copy[VPX_SS_MAX_LAYERS] = {0};
1236 for (i = 0; i < oxcf->ss_number_layers; ++i) {
1237 FIRSTPASS_STATS *const last_packet_for_layer =
1238 &stats[packets - oxcf->ss_number_layers + i];
1239 const int layer_id = (int)last_packet_for_layer->spatial_layer_id;
1240 const int packets_in_layer = (int)last_packet_for_layer->count + 1;
1241 if (layer_id >= 0 && layer_id < oxcf->ss_number_layers) {
1242 LAYER_CONTEXT *const lc = &cpi->svc.layer_context[layer_id];
1244 vpx_free(lc->rc_twopass_stats_in.buf);
1246 lc->rc_twopass_stats_in.sz = packets_in_layer * packet_sz;
1247 CHECK_MEM_ERROR(cm, lc->rc_twopass_stats_in.buf,
1248 vpx_malloc(lc->rc_twopass_stats_in.sz));
1249 lc->twopass.stats_in_start = lc->rc_twopass_stats_in.buf;
1250 lc->twopass.stats_in = lc->twopass.stats_in_start;
1251 lc->twopass.stats_in_end = lc->twopass.stats_in_start
1252 + packets_in_layer - 1;
1253 stats_copy[layer_id] = lc->rc_twopass_stats_in.buf;
1257 for (i = 0; i < packets; ++i) {
1258 const int layer_id = (int)stats[i].spatial_layer_id;
1259 if (layer_id >= 0 && layer_id < oxcf->ss_number_layers
1260 && stats_copy[layer_id] != NULL) {
1261 *stats_copy[layer_id] = stats[i];
1262 ++stats_copy[layer_id];
1266 vp9_init_second_pass_spatial_svc(cpi);
1268 cpi->twopass.stats_in_start = oxcf->two_pass_stats_in.buf;
1269 cpi->twopass.stats_in = cpi->twopass.stats_in_start;
1270 cpi->twopass.stats_in_end = &cpi->twopass.stats_in[packets - 1];
1272 vp9_init_second_pass(cpi);
1276 set_speed_features(cpi);
1278 // Default rd threshold factors for mode selection
1279 for (i = 0; i < BLOCK_SIZES; ++i) {
1280 for (j = 0; j < MAX_MODES; ++j)
1281 cpi->rd.thresh_freq_fact[i][j] = 32;
1282 for (j = 0; j < MAX_REFS; ++j)
1283 cpi->rd.thresh_freq_sub8x8[i][j] = 32;
1286 #define BFP(BT, SDF, SDAF, VF, SVF, SVAF, SVFHH, SVFHV, SVFHHV, \
1287 SDX3F, SDX8F, SDX4DF)\
1288 cpi->fn_ptr[BT].sdf = SDF; \
1289 cpi->fn_ptr[BT].sdaf = SDAF; \
1290 cpi->fn_ptr[BT].vf = VF; \
1291 cpi->fn_ptr[BT].svf = SVF; \
1292 cpi->fn_ptr[BT].svaf = SVAF; \
1293 cpi->fn_ptr[BT].svf_halfpix_h = SVFHH; \
1294 cpi->fn_ptr[BT].svf_halfpix_v = SVFHV; \
1295 cpi->fn_ptr[BT].svf_halfpix_hv = SVFHHV; \
1296 cpi->fn_ptr[BT].sdx3f = SDX3F; \
1297 cpi->fn_ptr[BT].sdx8f = SDX8F; \
1298 cpi->fn_ptr[BT].sdx4df = SDX4DF;
1300 BFP(BLOCK_32X16, vp9_sad32x16, vp9_sad32x16_avg,
1301 vp9_variance32x16, vp9_sub_pixel_variance32x16,
1302 vp9_sub_pixel_avg_variance32x16, NULL, NULL,
1306 BFP(BLOCK_16X32, vp9_sad16x32, vp9_sad16x32_avg,
1307 vp9_variance16x32, vp9_sub_pixel_variance16x32,
1308 vp9_sub_pixel_avg_variance16x32, NULL, NULL,
1312 BFP(BLOCK_64X32, vp9_sad64x32, vp9_sad64x32_avg,
1313 vp9_variance64x32, vp9_sub_pixel_variance64x32,
1314 vp9_sub_pixel_avg_variance64x32, NULL, NULL,
1318 BFP(BLOCK_32X64, vp9_sad32x64, vp9_sad32x64_avg,
1319 vp9_variance32x64, vp9_sub_pixel_variance32x64,
1320 vp9_sub_pixel_avg_variance32x64, NULL, NULL,
1324 BFP(BLOCK_32X32, vp9_sad32x32, vp9_sad32x32_avg,
1325 vp9_variance32x32, vp9_sub_pixel_variance32x32,
1326 vp9_sub_pixel_avg_variance32x32, vp9_variance_halfpixvar32x32_h,
1327 vp9_variance_halfpixvar32x32_v,
1328 vp9_variance_halfpixvar32x32_hv, vp9_sad32x32x3, vp9_sad32x32x8,
1331 BFP(BLOCK_64X64, vp9_sad64x64, vp9_sad64x64_avg,
1332 vp9_variance64x64, vp9_sub_pixel_variance64x64,
1333 vp9_sub_pixel_avg_variance64x64, vp9_variance_halfpixvar64x64_h,
1334 vp9_variance_halfpixvar64x64_v,
1335 vp9_variance_halfpixvar64x64_hv, vp9_sad64x64x3, vp9_sad64x64x8,
1338 BFP(BLOCK_16X16, vp9_sad16x16, vp9_sad16x16_avg,
1339 vp9_variance16x16, vp9_sub_pixel_variance16x16,
1340 vp9_sub_pixel_avg_variance16x16, vp9_variance_halfpixvar16x16_h,
1341 vp9_variance_halfpixvar16x16_v,
1342 vp9_variance_halfpixvar16x16_hv, vp9_sad16x16x3, vp9_sad16x16x8,
1345 BFP(BLOCK_16X8, vp9_sad16x8, vp9_sad16x8_avg,
1346 vp9_variance16x8, vp9_sub_pixel_variance16x8,
1347 vp9_sub_pixel_avg_variance16x8, NULL, NULL, NULL,
1348 vp9_sad16x8x3, vp9_sad16x8x8, vp9_sad16x8x4d)
1350 BFP(BLOCK_8X16, vp9_sad8x16, vp9_sad8x16_avg,
1351 vp9_variance8x16, vp9_sub_pixel_variance8x16,
1352 vp9_sub_pixel_avg_variance8x16, NULL, NULL, NULL,
1353 vp9_sad8x16x3, vp9_sad8x16x8, vp9_sad8x16x4d)
1355 BFP(BLOCK_8X8, vp9_sad8x8, vp9_sad8x8_avg,
1356 vp9_variance8x8, vp9_sub_pixel_variance8x8,
1357 vp9_sub_pixel_avg_variance8x8, NULL, NULL, NULL,
1358 vp9_sad8x8x3, vp9_sad8x8x8, vp9_sad8x8x4d)
1360 BFP(BLOCK_8X4, vp9_sad8x4, vp9_sad8x4_avg,
1361 vp9_variance8x4, vp9_sub_pixel_variance8x4,
1362 vp9_sub_pixel_avg_variance8x4, NULL, NULL,
1363 NULL, NULL, vp9_sad8x4x8,
1366 BFP(BLOCK_4X8, vp9_sad4x8, vp9_sad4x8_avg,
1367 vp9_variance4x8, vp9_sub_pixel_variance4x8,
1368 vp9_sub_pixel_avg_variance4x8, NULL, NULL,
1369 NULL, NULL, vp9_sad4x8x8,
1372 BFP(BLOCK_4X4, vp9_sad4x4, vp9_sad4x4_avg,
1373 vp9_variance4x4, vp9_sub_pixel_variance4x4,
1374 vp9_sub_pixel_avg_variance4x4, NULL, NULL, NULL,
1375 vp9_sad4x4x3, vp9_sad4x4x8, vp9_sad4x4x4d)
1377 cpi->full_search_sad = vp9_full_search_sad;
1378 cpi->diamond_search_sad = vp9_diamond_search_sad;
1379 cpi->refining_search_sad = vp9_refining_search_sad;
1381 /* vp9_init_quantizer() is first called here. Add check in
1382 * vp9_frame_init_quantizer() so that vp9_init_quantizer is only
1383 * called later when needed. This will avoid unnecessary calls of
1384 * vp9_init_quantizer() for every frame.
1386 vp9_init_quantizer(cpi);
1388 vp9_loop_filter_init(cm);
1390 cm->error.setjmp = 0;
1392 #ifdef MODE_TEST_HIT_STATS
1393 vp9_zero(cpi->mode_test_hits);
1399 void vp9_remove_compressor(VP9_COMP *cpi) {
1405 if (cpi && (cpi->common.current_video_frame > 0)) {
1406 #if CONFIG_INTERNAL_STATS
1408 vp9_clear_system_state();
1410 // printf("\n8x8-4x4:%d-%d\n", cpi->t8x8_count, cpi->t4x4_count);
1411 if (cpi->pass != 1) {
1412 FILE *f = fopen("opsnr.stt", "a");
1413 double time_encoded = (cpi->last_end_time_stamp_seen
1414 - cpi->first_time_stamp_ever) / 10000000.000;
1415 double total_encode_time = (cpi->time_receive_data +
1416 cpi->time_compress_data) / 1000.000;
1417 double dr = (double)cpi->bytes * (double) 8 / (double)1000
1420 if (cpi->b_calculate_psnr) {
1421 const double total_psnr =
1422 vpx_sse_to_psnr((double)cpi->total_samples, 255.0,
1423 (double)cpi->total_sq_error);
1424 const double totalp_psnr =
1425 vpx_sse_to_psnr((double)cpi->totalp_samples, 255.0,
1426 (double)cpi->totalp_sq_error);
1427 const double total_ssim = 100 * pow(cpi->summed_quality /
1428 cpi->summed_weights, 8.0);
1429 const double totalp_ssim = 100 * pow(cpi->summedp_quality /
1430 cpi->summedp_weights, 8.0);
1432 fprintf(f, "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\tGLPsnrP\t"
1433 "VPXSSIM\tVPSSIMP\t Time(ms)\n");
1434 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",
1435 dr, cpi->total / cpi->count, total_psnr,
1436 cpi->totalp / cpi->count, totalp_psnr, total_ssim, totalp_ssim,
1440 if (cpi->b_calculate_ssimg) {
1441 fprintf(f, "BitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t Time(ms)\n");
1442 fprintf(f, "%7.2f\t%6.4f\t%6.4f\t%6.4f\t%6.4f\t%8.0f\n", dr,
1443 cpi->total_ssimg_y / cpi->count,
1444 cpi->total_ssimg_u / cpi->count,
1445 cpi->total_ssimg_v / cpi->count,
1446 cpi->total_ssimg_all / cpi->count, total_encode_time);
1454 #ifdef MODE_TEST_HIT_STATS
1455 if (cpi->pass != 1) {
1456 double norm_per_pixel_mode_tests = 0;
1457 double norm_counts[BLOCK_SIZES];
1460 int norm_factors[BLOCK_SIZES] =
1461 {256, 128, 128, 64, 32, 32, 16, 8, 8, 4, 2, 2, 1};
1462 FILE *f = fopen("mode_hit_stats.stt", "a");
1464 // On average, how many mode tests do we do
1465 for (i = 0; i < BLOCK_SIZES; ++i) {
1466 norm_counts[i] = (double)cpi->mode_test_hits[i] /
1467 (double)norm_factors[i];
1468 norm_per_pixel_mode_tests += norm_counts[i];
1470 // Convert to a number per 64x64 and per frame
1471 sb64_per_frame = ((cpi->common.height + 63) / 64) *
1472 ((cpi->common.width + 63) / 64);
1473 norm_per_pixel_mode_tests =
1474 norm_per_pixel_mode_tests /
1475 (double)(cpi->common.current_video_frame * sb64_per_frame);
1477 fprintf(f, "%6.4f\n", norm_per_pixel_mode_tests);
1484 printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000);
1485 printf("\n_frames recive_data encod_mb_row compress_frame Total\n");
1486 printf("%6d %10ld %10ld %10ld %10ld\n", cpi->common.current_video_frame,
1487 cpi->time_receive_data / 1000, cpi->time_encode_sb_row / 1000,
1488 cpi->time_compress_data / 1000,
1489 (cpi->time_receive_data + cpi->time_compress_data) / 1000);
1494 free_pick_mode_context(&cpi->mb);
1495 dealloc_compressor_data(cpi);
1496 vpx_free(cpi->mb.ss);
1499 for (i = 0; i < sizeof(cpi->mbgraph_stats) /
1500 sizeof(cpi->mbgraph_stats[0]); ++i) {
1501 vpx_free(cpi->mbgraph_stats[i].mb_stats);
1504 vp9_remove_common(&cpi->common);
1507 #ifdef OUTPUT_YUV_SRC
1510 #ifdef OUTPUT_YUV_REC
1511 fclose(yuv_rec_file);
1527 static int64_t get_sse(const uint8_t *a, int a_stride,
1528 const uint8_t *b, int b_stride,
1529 int width, int height) {
1530 const int dw = width % 16;
1531 const int dh = height % 16;
1532 int64_t total_sse = 0;
1533 unsigned int sse = 0;
1538 variance(&a[width - dw], a_stride, &b[width - dw], b_stride,
1539 dw, height, &sse, &sum);
1544 variance(&a[(height - dh) * a_stride], a_stride,
1545 &b[(height - dh) * b_stride], b_stride,
1546 width - dw, dh, &sse, &sum);
1550 for (y = 0; y < height / 16; ++y) {
1551 const uint8_t *pa = a;
1552 const uint8_t *pb = b;
1553 for (x = 0; x < width / 16; ++x) {
1554 vp9_mse16x16(pa, a_stride, pb, b_stride, &sse);
1569 double psnr[4]; // total/y/u/v
1570 uint64_t sse[4]; // total/y/u/v
1571 uint32_t samples[4]; // total/y/u/v
1574 static void calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b,
1576 const int widths[3] = {a->y_width, a->uv_width, a->uv_width };
1577 const int heights[3] = {a->y_height, a->uv_height, a->uv_height};
1578 const uint8_t *a_planes[3] = {a->y_buffer, a->u_buffer, a->v_buffer };
1579 const int a_strides[3] = {a->y_stride, a->uv_stride, a->uv_stride};
1580 const uint8_t *b_planes[3] = {b->y_buffer, b->u_buffer, b->v_buffer };
1581 const int b_strides[3] = {b->y_stride, b->uv_stride, b->uv_stride};
1583 uint64_t total_sse = 0;
1584 uint32_t total_samples = 0;
1586 for (i = 0; i < 3; ++i) {
1587 const int w = widths[i];
1588 const int h = heights[i];
1589 const uint32_t samples = w * h;
1590 const uint64_t sse = get_sse(a_planes[i], a_strides[i],
1591 b_planes[i], b_strides[i],
1593 psnr->sse[1 + i] = sse;
1594 psnr->samples[1 + i] = samples;
1595 psnr->psnr[1 + i] = vpx_sse_to_psnr(samples, 255.0, (double)sse);
1598 total_samples += samples;
1601 psnr->sse[0] = total_sse;
1602 psnr->samples[0] = total_samples;
1603 psnr->psnr[0] = vpx_sse_to_psnr((double)total_samples, 255.0,
1607 static void generate_psnr_packet(VP9_COMP *cpi) {
1608 struct vpx_codec_cx_pkt pkt;
1611 calc_psnr(cpi->Source, cpi->common.frame_to_show, &psnr);
1612 for (i = 0; i < 4; ++i) {
1613 pkt.data.psnr.samples[i] = psnr.samples[i];
1614 pkt.data.psnr.sse[i] = psnr.sse[i];
1615 pkt.data.psnr.psnr[i] = psnr.psnr[i];
1617 pkt.kind = VPX_CODEC_PSNR_PKT;
1618 vpx_codec_pkt_list_add(cpi->output_pkt_list, &pkt);
1621 int vp9_use_as_reference(VP9_COMP *cpi, int ref_frame_flags) {
1622 if (ref_frame_flags > 7)
1625 cpi->ref_frame_flags = ref_frame_flags;
1629 void vp9_update_reference(VP9_COMP *cpi, int ref_frame_flags) {
1630 cpi->ext_refresh_golden_frame = (ref_frame_flags & VP9_GOLD_FLAG) != 0;
1631 cpi->ext_refresh_alt_ref_frame = (ref_frame_flags & VP9_ALT_FLAG) != 0;
1632 cpi->ext_refresh_last_frame = (ref_frame_flags & VP9_LAST_FLAG) != 0;
1633 cpi->ext_refresh_frame_flags_pending = 1;
1636 static YV12_BUFFER_CONFIG *get_vp9_ref_frame_buffer(VP9_COMP *cpi,
1637 VP9_REFFRAME ref_frame_flag) {
1638 MV_REFERENCE_FRAME ref_frame = NONE;
1639 if (ref_frame_flag == VP9_LAST_FLAG)
1640 ref_frame = LAST_FRAME;
1641 else if (ref_frame_flag == VP9_GOLD_FLAG)
1642 ref_frame = GOLDEN_FRAME;
1643 else if (ref_frame_flag == VP9_ALT_FLAG)
1644 ref_frame = ALTREF_FRAME;
1646 return ref_frame == NONE ? NULL : get_ref_frame_buffer(cpi, ref_frame);
1649 int vp9_copy_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag,
1650 YV12_BUFFER_CONFIG *sd) {
1651 YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag);
1653 vp8_yv12_copy_frame(cfg, sd);
1660 int vp9_get_reference_enc(VP9_COMP *cpi, int index, YV12_BUFFER_CONFIG **fb) {
1661 VP9_COMMON *cm = &cpi->common;
1663 if (index < 0 || index >= REF_FRAMES)
1666 *fb = &cm->frame_bufs[cm->ref_frame_map[index]].buf;
1670 int vp9_set_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag,
1671 YV12_BUFFER_CONFIG *sd) {
1672 YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag);
1674 vp8_yv12_copy_frame(sd, cfg);
1681 int vp9_update_entropy(VP9_COMP * cpi, int update) {
1682 cpi->ext_refresh_frame_context = update;
1683 cpi->ext_refresh_frame_context_pending = 1;
1688 #ifdef OUTPUT_YUV_SRC
1689 void vp9_write_yuv_frame(YV12_BUFFER_CONFIG *s) {
1690 uint8_t *src = s->y_buffer;
1691 int h = s->y_height;
1694 fwrite(src, s->y_width, 1, yuv_file);
1702 fwrite(src, s->uv_width, 1, yuv_file);
1703 src += s->uv_stride;
1710 fwrite(src, s->uv_width, 1, yuv_file);
1711 src += s->uv_stride;
1716 #ifdef OUTPUT_YUV_REC
1717 void vp9_write_yuv_rec_frame(VP9_COMMON *cm) {
1718 YV12_BUFFER_CONFIG *s = cm->frame_to_show;
1719 uint8_t *src = s->y_buffer;
1723 fwrite(src, s->y_width, 1, yuv_rec_file);
1731 fwrite(src, s->uv_width, 1, yuv_rec_file);
1732 src += s->uv_stride;
1739 fwrite(src, s->uv_width, 1, yuv_rec_file);
1740 src += s->uv_stride;
1744 if (s->alpha_buffer) {
1745 src = s->alpha_buffer;
1746 h = s->alpha_height;
1748 fwrite(src, s->alpha_width, 1, yuv_rec_file);
1749 src += s->alpha_stride;
1754 fflush(yuv_rec_file);
1758 static void scale_and_extend_frame_nonnormative(YV12_BUFFER_CONFIG *src_fb,
1759 YV12_BUFFER_CONFIG *dst_fb) {
1760 const int in_w = src_fb->y_crop_width;
1761 const int in_h = src_fb->y_crop_height;
1762 const int out_w = dst_fb->y_crop_width;
1763 const int out_h = dst_fb->y_crop_height;
1764 const int in_w_uv = src_fb->uv_crop_width;
1765 const int in_h_uv = src_fb->uv_crop_height;
1766 const int out_w_uv = dst_fb->uv_crop_width;
1767 const int out_h_uv = dst_fb->uv_crop_height;
1770 uint8_t *srcs[4] = {src_fb->y_buffer, src_fb->u_buffer, src_fb->v_buffer,
1771 src_fb->alpha_buffer};
1772 int src_strides[4] = {src_fb->y_stride, src_fb->uv_stride, src_fb->uv_stride,
1773 src_fb->alpha_stride};
1775 uint8_t *dsts[4] = {dst_fb->y_buffer, dst_fb->u_buffer, dst_fb->v_buffer,
1776 dst_fb->alpha_buffer};
1777 int dst_strides[4] = {dst_fb->y_stride, dst_fb->uv_stride, dst_fb->uv_stride,
1778 dst_fb->alpha_stride};
1780 for (i = 0; i < MAX_MB_PLANE; ++i) {
1781 if (i == 0 || i == 3) {
1782 // Y and alpha planes
1783 vp9_resize_plane(srcs[i], in_h, in_w, src_strides[i],
1784 dsts[i], out_h, out_w, dst_strides[i]);
1787 vp9_resize_plane(srcs[i], in_h_uv, in_w_uv, src_strides[i],
1788 dsts[i], out_h_uv, out_w_uv, dst_strides[i]);
1791 vp8_yv12_extend_frame_borders(dst_fb);
1794 static void scale_and_extend_frame(YV12_BUFFER_CONFIG *src_fb,
1795 YV12_BUFFER_CONFIG *dst_fb) {
1796 const int in_w = src_fb->y_crop_width;
1797 const int in_h = src_fb->y_crop_height;
1798 const int out_w = dst_fb->y_crop_width;
1799 const int out_h = dst_fb->y_crop_height;
1802 uint8_t *srcs[4] = {src_fb->y_buffer, src_fb->u_buffer, src_fb->v_buffer,
1803 src_fb->alpha_buffer};
1804 int src_strides[4] = {src_fb->y_stride, src_fb->uv_stride, src_fb->uv_stride,
1805 src_fb->alpha_stride};
1807 uint8_t *dsts[4] = {dst_fb->y_buffer, dst_fb->u_buffer, dst_fb->v_buffer,
1808 dst_fb->alpha_buffer};
1809 int dst_strides[4] = {dst_fb->y_stride, dst_fb->uv_stride, dst_fb->uv_stride,
1810 dst_fb->alpha_stride};
1812 for (y = 0; y < out_h; y += 16) {
1813 for (x = 0; x < out_w; x += 16) {
1814 for (i = 0; i < MAX_MB_PLANE; ++i) {
1815 const int factor = (i == 0 || i == 3 ? 1 : 2);
1816 const int x_q4 = x * (16 / factor) * in_w / out_w;
1817 const int y_q4 = y * (16 / factor) * in_h / out_h;
1818 const int src_stride = src_strides[i];
1819 const int dst_stride = dst_strides[i];
1820 uint8_t *src = srcs[i] + y / factor * in_h / out_h * src_stride +
1821 x / factor * in_w / out_w;
1822 uint8_t *dst = dsts[i] + y / factor * dst_stride + x / factor;
1824 vp9_convolve8(src, src_stride, dst, dst_stride,
1825 vp9_sub_pel_filters_8[x_q4 & 0xf], 16 * in_w / out_w,
1826 vp9_sub_pel_filters_8[y_q4 & 0xf], 16 * in_h / out_h,
1827 16 / factor, 16 / factor);
1832 vp8_yv12_extend_frame_borders(dst_fb);
1835 static int find_fp_qindex() {
1838 for (i = 0; i < QINDEX_RANGE; i++) {
1839 if (vp9_convert_qindex_to_q(i) >= 30.0) {
1844 if (i == QINDEX_RANGE)
1850 #define WRITE_RECON_BUFFER 0
1851 #if WRITE_RECON_BUFFER
1852 void write_cx_frame_to_file(YV12_BUFFER_CONFIG *frame, int this_frame) {
1857 snprintf(filename, sizeof(filename), "cx\\y%04d.raw", this_frame);
1858 yframe = fopen(filename, "wb");
1860 for (i = 0; i < frame->y_height; i++)
1861 fwrite(frame->y_buffer + i * frame->y_stride,
1862 frame->y_width, 1, yframe);
1865 snprintf(filename, sizeof(filename), "cx\\u%04d.raw", this_frame);
1866 yframe = fopen(filename, "wb");
1868 for (i = 0; i < frame->uv_height; i++)
1869 fwrite(frame->u_buffer + i * frame->uv_stride,
1870 frame->uv_width, 1, yframe);
1873 snprintf(filename, sizeof(filename), "cx\\v%04d.raw", this_frame);
1874 yframe = fopen(filename, "wb");
1876 for (i = 0; i < frame->uv_height; i++)
1877 fwrite(frame->v_buffer + i * frame->uv_stride,
1878 frame->uv_width, 1, yframe);
1884 // Function to test for conditions that indicate we should loop
1885 // back and recode a frame.
1886 static int recode_loop_test(const VP9_COMP *cpi,
1887 int high_limit, int low_limit,
1888 int q, int maxq, int minq) {
1889 const VP9_COMMON *const cm = &cpi->common;
1890 const RATE_CONTROL *const rc = &cpi->rc;
1891 int force_recode = 0;
1893 // Special case trap if maximum allowed frame size exceeded.
1894 if (rc->projected_frame_size > rc->max_frame_bandwidth) {
1897 // Is frame recode allowed.
1898 // Yes if either recode mode 1 is selected or mode 2 is selected
1899 // and the frame is a key frame, golden frame or alt_ref_frame
1900 } else if ((cpi->sf.recode_loop == ALLOW_RECODE) ||
1901 ((cpi->sf.recode_loop == ALLOW_RECODE_KFARFGF) &&
1902 (cm->frame_type == KEY_FRAME ||
1903 cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame))) {
1904 // General over and under shoot tests
1905 if ((rc->projected_frame_size > high_limit && q < maxq) ||
1906 (rc->projected_frame_size < low_limit && q > minq)) {
1908 } else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) {
1909 // Deal with frame undershoot and whether or not we are
1910 // below the automatically set cq level.
1911 if (q > cpi->cq_target_quality &&
1912 rc->projected_frame_size < ((rc->this_frame_target * 7) >> 3)) {
1917 return force_recode;
1920 void vp9_update_reference_frames(VP9_COMP *cpi) {
1921 VP9_COMMON * const cm = &cpi->common;
1923 // At this point the new frame has been encoded.
1924 // If any buffer copy / swapping is signaled it should be done here.
1925 if (cm->frame_type == KEY_FRAME) {
1926 ref_cnt_fb(cm->frame_bufs,
1927 &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx);
1928 ref_cnt_fb(cm->frame_bufs,
1929 &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx);
1931 #if CONFIG_MULTIPLE_ARF
1932 else if (!cpi->multi_arf_enabled && cpi->refresh_golden_frame &&
1933 !cpi->refresh_alt_ref_frame) {
1935 else if (cpi->refresh_golden_frame && !cpi->refresh_alt_ref_frame &&
1938 /* Preserve the previously existing golden frame and update the frame in
1939 * the alt ref slot instead. This is highly specific to the current use of
1940 * alt-ref as a forward reference, and this needs to be generalized as
1941 * other uses are implemented (like RTC/temporal scaling)
1943 * The update to the buffer in the alt ref slot was signaled in
1944 * vp9_pack_bitstream(), now swap the buffer pointers so that it's treated
1945 * as the golden frame next time.
1949 ref_cnt_fb(cm->frame_bufs,
1950 &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx);
1952 tmp = cpi->alt_fb_idx;
1953 cpi->alt_fb_idx = cpi->gld_fb_idx;
1954 cpi->gld_fb_idx = tmp;
1955 } else { /* For non key/golden frames */
1956 if (cpi->refresh_alt_ref_frame) {
1957 int arf_idx = cpi->alt_fb_idx;
1958 #if CONFIG_MULTIPLE_ARF
1959 if (cpi->multi_arf_enabled) {
1960 arf_idx = cpi->arf_buffer_idx[cpi->sequence_number + 1];
1963 ref_cnt_fb(cm->frame_bufs,
1964 &cm->ref_frame_map[arf_idx], cm->new_fb_idx);
1967 if (cpi->refresh_golden_frame) {
1968 ref_cnt_fb(cm->frame_bufs,
1969 &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx);
1973 if (cpi->refresh_last_frame) {
1974 ref_cnt_fb(cm->frame_bufs,
1975 &cm->ref_frame_map[cpi->lst_fb_idx], cm->new_fb_idx);
1979 static void loopfilter_frame(VP9_COMP *cpi, VP9_COMMON *cm) {
1980 MACROBLOCKD *xd = &cpi->mb.e_mbd;
1981 struct loopfilter *lf = &cm->lf;
1983 lf->filter_level = 0;
1985 struct vpx_usec_timer timer;
1987 vp9_clear_system_state();
1989 vpx_usec_timer_start(&timer);
1991 vp9_pick_filter_level(cpi->Source, cpi, cpi->sf.lpf_pick);
1993 vpx_usec_timer_mark(&timer);
1994 cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer);
1997 if (lf->filter_level > 0) {
1998 vp9_loop_filter_frame(cm, xd, lf->filter_level, 0, 0);
2001 vp9_extend_frame_inner_borders(cm->frame_to_show);
2004 void vp9_scale_references(VP9_COMP *cpi) {
2005 VP9_COMMON *cm = &cpi->common;
2006 MV_REFERENCE_FRAME ref_frame;
2008 for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {
2009 const int idx = cm->ref_frame_map[get_ref_frame_idx(cpi, ref_frame)];
2010 YV12_BUFFER_CONFIG *const ref = &cm->frame_bufs[idx].buf;
2012 if (ref->y_crop_width != cm->width ||
2013 ref->y_crop_height != cm->height) {
2014 const int new_fb = get_free_fb(cm);
2015 vp9_realloc_frame_buffer(&cm->frame_bufs[new_fb].buf,
2016 cm->width, cm->height,
2017 cm->subsampling_x, cm->subsampling_y,
2018 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL);
2019 scale_and_extend_frame(ref, &cm->frame_bufs[new_fb].buf);
2020 cpi->scaled_ref_idx[ref_frame - 1] = new_fb;
2022 cpi->scaled_ref_idx[ref_frame - 1] = idx;
2023 cm->frame_bufs[idx].ref_count++;
2028 static void release_scaled_references(VP9_COMP *cpi) {
2029 VP9_COMMON *cm = &cpi->common;
2032 for (i = 0; i < 3; i++)
2033 cm->frame_bufs[cpi->scaled_ref_idx[i]].ref_count--;
2036 static void full_to_model_count(unsigned int *model_count,
2037 unsigned int *full_count) {
2039 model_count[ZERO_TOKEN] = full_count[ZERO_TOKEN];
2040 model_count[ONE_TOKEN] = full_count[ONE_TOKEN];
2041 model_count[TWO_TOKEN] = full_count[TWO_TOKEN];
2042 for (n = THREE_TOKEN; n < EOB_TOKEN; ++n)
2043 model_count[TWO_TOKEN] += full_count[n];
2044 model_count[EOB_MODEL_TOKEN] = full_count[EOB_TOKEN];
2047 static void full_to_model_counts(vp9_coeff_count_model *model_count,
2048 vp9_coeff_count *full_count) {
2051 for (i = 0; i < PLANE_TYPES; ++i)
2052 for (j = 0; j < REF_TYPES; ++j)
2053 for (k = 0; k < COEF_BANDS; ++k)
2054 for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l)
2055 full_to_model_count(model_count[i][j][k][l], full_count[i][j][k][l]);
2058 #if 0 && CONFIG_INTERNAL_STATS
2059 static void output_frame_level_debug_stats(VP9_COMP *cpi) {
2060 VP9_COMMON *const cm = &cpi->common;
2061 FILE *const f = fopen("tmp.stt", cm->current_video_frame ? "a" : "w");
2064 vp9_clear_system_state();
2066 recon_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
2068 if (cpi->twopass.total_left_stats.coded_error != 0.0)
2069 fprintf(f, "%10u %10d %10d %10d %10d %10d "
2070 "%10"PRId64" %10"PRId64" %10d "
2071 "%7.2lf %7.2lf %7.2lf %7.2lf %7.2lf"
2072 "%6d %6d %5d %5d %5d "
2073 "%10"PRId64" %10.3lf"
2074 "%10lf %8u %10d %10d %10d\n",
2075 cpi->common.current_video_frame, cpi->rc.this_frame_target,
2076 cpi->rc.projected_frame_size,
2077 cpi->rc.projected_frame_size / cpi->common.MBs,
2078 (cpi->rc.projected_frame_size - cpi->rc.this_frame_target),
2079 cpi->rc.total_target_vs_actual,
2080 (cpi->oxcf.starting_buffer_level - cpi->rc.bits_off_target),
2081 cpi->rc.total_actual_bits, cm->base_qindex,
2082 vp9_convert_qindex_to_q(cm->base_qindex),
2083 (double)vp9_dc_quant(cm->base_qindex, 0) / 4.0,
2085 vp9_convert_qindex_to_q(cpi->rc.ni_av_qi),
2086 vp9_convert_qindex_to_q(cpi->cq_target_quality),
2087 cpi->refresh_last_frame, cpi->refresh_golden_frame,
2088 cpi->refresh_alt_ref_frame, cm->frame_type, cpi->rc.gfu_boost,
2089 cpi->twopass.bits_left,
2090 cpi->twopass.total_left_stats.coded_error,
2091 cpi->twopass.bits_left /
2092 (1 + cpi->twopass.total_left_stats.coded_error),
2093 cpi->tot_recode_hits, recon_err, cpi->rc.kf_boost,
2094 cpi->twopass.kf_zeromotion_pct);
2099 FILE *const fmodes = fopen("Modes.stt", "a");
2102 fprintf(fmodes, "%6d:%1d:%1d:%1d ", cpi->common.current_video_frame,
2103 cm->frame_type, cpi->refresh_golden_frame,
2104 cpi->refresh_alt_ref_frame);
2106 for (i = 0; i < MAX_MODES; ++i)
2107 fprintf(fmodes, "%5d ", cpi->mode_chosen_counts[i]);
2109 fprintf(fmodes, "\n");
2116 static void encode_without_recode_loop(VP9_COMP *cpi,
2120 VP9_COMMON *const cm = &cpi->common;
2121 vp9_clear_system_state();
2122 vp9_set_quantizer(cm, q);
2124 // Set up entropy context depending on frame type. The decoder mandates
2125 // the use of the default context, index 0, for keyframes and inter
2126 // frames where the error_resilient_mode or intra_only flag is set. For
2127 // other inter-frames the encoder currently uses only two contexts;
2128 // context 1 for ALTREF frames and context 0 for the others.
2129 if (cm->frame_type == KEY_FRAME) {
2130 setup_key_frame(cpi);
2132 if (!cm->intra_only && !cm->error_resilient_mode && !cpi->use_svc)
2133 cm->frame_context_idx = cpi->refresh_alt_ref_frame;
2135 setup_inter_frame(cm);
2137 // Variance adaptive and in frame q adjustment experiments are mutually
2139 if (cpi->oxcf.aq_mode == VARIANCE_AQ) {
2140 vp9_vaq_frame_setup(cpi);
2141 } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) {
2142 vp9_setup_in_frame_q_adj(cpi);
2143 } else if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) {
2144 vp9_cyclic_refresh_setup(cpi);
2146 // transform / motion compensation build reconstruction frame
2147 vp9_encode_frame(cpi);
2149 // Update the skip mb flag probabilities based on the distribution
2150 // seen in the last encoder iteration.
2151 // update_base_skip_probs(cpi);
2152 vp9_clear_system_state();
2155 static void encode_with_recode_loop(VP9_COMP *cpi,
2161 VP9_COMMON *const cm = &cpi->common;
2162 RATE_CONTROL *const rc = &cpi->rc;
2165 int overshoot_seen = 0;
2166 int undershoot_seen = 0;
2167 int q_low = bottom_index, q_high = top_index;
2168 int frame_over_shoot_limit;
2169 int frame_under_shoot_limit;
2171 // Decide frame size bounds
2172 vp9_rc_compute_frame_size_bounds(cpi, rc->this_frame_target,
2173 &frame_under_shoot_limit,
2174 &frame_over_shoot_limit);
2177 vp9_clear_system_state();
2179 vp9_set_quantizer(cm, q);
2181 if (loop_count == 0) {
2182 // Set up entropy context depending on frame type. The decoder mandates
2183 // the use of the default context, index 0, for keyframes and inter
2184 // frames where the error_resilient_mode or intra_only flag is set. For
2185 // other inter-frames the encoder currently uses only two contexts;
2186 // context 1 for ALTREF frames and context 0 for the others.
2187 if (cm->frame_type == KEY_FRAME) {
2188 setup_key_frame(cpi);
2190 if (!cm->intra_only && !cm->error_resilient_mode && !cpi->use_svc)
2191 cpi->common.frame_context_idx = cpi->refresh_alt_ref_frame;
2193 setup_inter_frame(cm);
2197 // Variance adaptive and in frame q adjustment experiments are mutually
2199 if (cpi->oxcf.aq_mode == VARIANCE_AQ) {
2200 vp9_vaq_frame_setup(cpi);
2201 } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) {
2202 vp9_setup_in_frame_q_adj(cpi);
2205 // transform / motion compensation build reconstruction frame
2206 vp9_encode_frame(cpi);
2208 // Update the skip mb flag probabilities based on the distribution
2209 // seen in the last encoder iteration.
2210 // update_base_skip_probs(cpi);
2212 vp9_clear_system_state();
2214 // Dummy pack of the bitstream using up to date stats to get an
2215 // accurate estimate of output frame size to determine if we need
2217 if (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF) {
2218 save_coding_context(cpi);
2219 cpi->dummy_packing = 1;
2220 if (!cpi->sf.use_nonrd_pick_mode)
2221 vp9_pack_bitstream(cpi, dest, size);
2223 rc->projected_frame_size = (int)(*size) << 3;
2224 restore_coding_context(cpi);
2226 if (frame_over_shoot_limit == 0)
2227 frame_over_shoot_limit = 1;
2230 if (cpi->oxcf.end_usage == USAGE_CONSTANT_QUALITY) {
2233 if ((cm->frame_type == KEY_FRAME) &&
2234 rc->this_key_frame_forced &&
2235 (rc->projected_frame_size < rc->max_frame_bandwidth)) {
2237 int kf_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
2239 int high_err_target = cpi->ambient_err;
2240 int low_err_target = cpi->ambient_err >> 1;
2242 // Prevent possible divide by zero error below for perfect KF
2245 // The key frame is not good enough or we can afford
2246 // to make it better without undue risk of popping.
2247 if ((kf_err > high_err_target &&
2248 rc->projected_frame_size <= frame_over_shoot_limit) ||
2249 (kf_err > low_err_target &&
2250 rc->projected_frame_size <= frame_under_shoot_limit)) {
2252 q_high = q > q_low ? q - 1 : q_low;
2255 q = (q * high_err_target) / kf_err;
2256 q = MIN(q, (q_high + q_low) >> 1);
2257 } else if (kf_err < low_err_target &&
2258 rc->projected_frame_size >= frame_under_shoot_limit) {
2259 // The key frame is much better than the previous frame
2261 q_low = q < q_high ? q + 1 : q_high;
2264 q = (q * low_err_target) / kf_err;
2265 q = MIN(q, (q_high + q_low + 1) >> 1);
2268 // Clamp Q to upper and lower limits:
2269 q = clamp(q, q_low, q_high);
2272 } else if (recode_loop_test(
2273 cpi, frame_over_shoot_limit, frame_under_shoot_limit,
2274 q, MAX(q_high, top_index), bottom_index)) {
2275 // Is the projected frame size out of range and are we allowed
2276 // to attempt to recode.
2280 // Frame size out of permitted range:
2281 // Update correction factor & compute new Q to try...
2283 // Frame is too large
2284 if (rc->projected_frame_size > rc->this_frame_target) {
2285 // Special case if the projected size is > the max allowed.
2286 if (rc->projected_frame_size >= rc->max_frame_bandwidth)
2287 q_high = rc->worst_quality;
2289 // Raise Qlow as to at least the current value
2290 q_low = q < q_high ? q + 1 : q_high;
2292 if (undershoot_seen || loop_count > 1) {
2293 // Update rate_correction_factor unless
2294 vp9_rc_update_rate_correction_factors(cpi, 1);
2296 q = (q_high + q_low + 1) / 2;
2298 // Update rate_correction_factor unless
2299 vp9_rc_update_rate_correction_factors(cpi, 0);
2301 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2302 bottom_index, MAX(q_high, top_index));
2304 while (q < q_low && retries < 10) {
2305 vp9_rc_update_rate_correction_factors(cpi, 0);
2306 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2307 bottom_index, MAX(q_high, top_index));
2314 // Frame is too small
2315 q_high = q > q_low ? q - 1 : q_low;
2317 if (overshoot_seen || loop_count > 1) {
2318 vp9_rc_update_rate_correction_factors(cpi, 1);
2319 q = (q_high + q_low) / 2;
2321 vp9_rc_update_rate_correction_factors(cpi, 0);
2322 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2323 bottom_index, top_index);
2324 // Special case reset for qlow for constrained quality.
2325 // This should only trigger where there is very substantial
2326 // undershoot on a frame and the auto cq level is above
2327 // the user passsed in value.
2328 if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY &&
2333 while (q > q_high && retries < 10) {
2334 vp9_rc_update_rate_correction_factors(cpi, 0);
2335 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2336 bottom_index, top_index);
2341 undershoot_seen = 1;
2344 // Clamp Q to upper and lower limits:
2345 q = clamp(q, q_low, q_high);
2353 // Special case for overlay frame.
2354 if (rc->is_src_frame_alt_ref &&
2355 rc->projected_frame_size < rc->max_frame_bandwidth)
2361 #if CONFIG_INTERNAL_STATS
2362 cpi->tot_recode_hits++;
2368 static void get_ref_frame_flags(VP9_COMP *cpi) {
2369 if (cpi->refresh_last_frame & cpi->refresh_golden_frame)
2370 cpi->gold_is_last = 1;
2371 else if (cpi->refresh_last_frame ^ cpi->refresh_golden_frame)
2372 cpi->gold_is_last = 0;
2374 if (cpi->refresh_last_frame & cpi->refresh_alt_ref_frame)
2375 cpi->alt_is_last = 1;
2376 else if (cpi->refresh_last_frame ^ cpi->refresh_alt_ref_frame)
2377 cpi->alt_is_last = 0;
2379 if (cpi->refresh_alt_ref_frame & cpi->refresh_golden_frame)
2380 cpi->gold_is_alt = 1;
2381 else if (cpi->refresh_alt_ref_frame ^ cpi->refresh_golden_frame)
2382 cpi->gold_is_alt = 0;
2384 cpi->ref_frame_flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG;
2386 if (cpi->gold_is_last)
2387 cpi->ref_frame_flags &= ~VP9_GOLD_FLAG;
2389 if (cpi->rc.frames_till_gf_update_due == INT_MAX)
2390 cpi->ref_frame_flags &= ~VP9_GOLD_FLAG;
2392 if (cpi->alt_is_last)
2393 cpi->ref_frame_flags &= ~VP9_ALT_FLAG;
2395 if (cpi->gold_is_alt)
2396 cpi->ref_frame_flags &= ~VP9_ALT_FLAG;
2399 static void set_ext_overrides(VP9_COMP *cpi) {
2400 // Overrides the defaults with the externally supplied values with
2401 // vp9_update_reference() and vp9_update_entropy() calls
2402 // Note: The overrides are valid only for the next frame passed
2403 // to encode_frame_to_data_rate() function
2404 if (cpi->ext_refresh_frame_context_pending) {
2405 cpi->common.refresh_frame_context = cpi->ext_refresh_frame_context;
2406 cpi->ext_refresh_frame_context_pending = 0;
2408 if (cpi->ext_refresh_frame_flags_pending) {
2409 cpi->refresh_last_frame = cpi->ext_refresh_last_frame;
2410 cpi->refresh_golden_frame = cpi->ext_refresh_golden_frame;
2411 cpi->refresh_alt_ref_frame = cpi->ext_refresh_alt_ref_frame;
2412 cpi->ext_refresh_frame_flags_pending = 0;
2416 static void encode_frame_to_data_rate(VP9_COMP *cpi,
2419 unsigned int *frame_flags) {
2420 VP9_COMMON *const cm = &cpi->common;
2426 const SPEED_FEATURES *const sf = &cpi->sf;
2427 const unsigned int max_mv_def = MIN(cm->width, cm->height);
2428 struct segmentation *const seg = &cm->seg;
2430 set_ext_overrides(cpi);
2432 /* Scale the source buffer, if required. */
2433 if (cm->mi_cols * MI_SIZE != cpi->un_scaled_source->y_width ||
2434 cm->mi_rows * MI_SIZE != cpi->un_scaled_source->y_height) {
2435 scale_and_extend_frame_nonnormative(cpi->un_scaled_source,
2436 &cpi->scaled_source);
2437 cpi->Source = &cpi->scaled_source;
2439 cpi->Source = cpi->un_scaled_source;
2442 // Scale the last source buffer, if required.
2443 if (cpi->unscaled_last_source != NULL) {
2444 if (cm->mi_cols * MI_SIZE != cpi->unscaled_last_source->y_width ||
2445 cm->mi_rows * MI_SIZE != cpi->unscaled_last_source->y_height) {
2446 scale_and_extend_frame_nonnormative(cpi->unscaled_last_source,
2447 &cpi->scaled_last_source);
2448 cpi->Last_Source = &cpi->scaled_last_source;
2450 cpi->Last_Source = cpi->unscaled_last_source;
2454 vp9_scale_references(cpi);
2456 vp9_clear_system_state();
2458 // Enable or disable mode based tweaking of the zbin.
2459 // For 2 pass only used where GF/ARF prediction quality
2460 // is above a threshold.
2461 cpi->zbin_mode_boost = 0;
2462 cpi->zbin_mode_boost_enabled = 0;
2464 // Current default encoder behavior for the altref sign bias.
2465 cm->ref_frame_sign_bias[ALTREF_FRAME] = cpi->rc.source_alt_ref_active;
2467 // Set default state for segment based loop filter update flags.
2468 cm->lf.mode_ref_delta_update = 0;
2470 // Initialize cpi->mv_step_param to default based on max resolution.
2471 cpi->mv_step_param = vp9_init_search_range(cpi, max_mv_def);
2472 // Initialize cpi->max_mv_magnitude and cpi->mv_step_param if appropriate.
2473 if (sf->auto_mv_step_size) {
2474 if (frame_is_intra_only(cm)) {
2475 // Initialize max_mv_magnitude for use in the first INTER frame
2476 // after a key/intra-only frame.
2477 cpi->max_mv_magnitude = max_mv_def;
2480 // Allow mv_steps to correspond to twice the max mv magnitude found
2481 // in the previous frame, capped by the default max_mv_magnitude based
2483 cpi->mv_step_param = vp9_init_search_range(cpi, MIN(max_mv_def, 2 *
2484 cpi->max_mv_magnitude));
2485 cpi->max_mv_magnitude = 0;
2489 // Set various flags etc to special state if it is a key frame.
2490 if (frame_is_intra_only(cm)) {
2491 setup_key_frame(cpi);
2492 // Reset the loop filter deltas and segmentation map.
2493 vp9_reset_segment_features(&cm->seg);
2495 // If segmentation is enabled force a map update for key frames.
2497 seg->update_map = 1;
2498 seg->update_data = 1;
2501 // The alternate reference frame cannot be active for a key frame.
2502 cpi->rc.source_alt_ref_active = 0;
2504 cm->error_resilient_mode = (cpi->oxcf.error_resilient_mode != 0);
2505 cm->frame_parallel_decoding_mode =
2506 (cpi->oxcf.frame_parallel_decoding_mode != 0);
2508 // By default, encoder assumes decoder can use prev_mi.
2509 cm->coding_use_prev_mi = 1;
2510 if (cm->error_resilient_mode) {
2511 cm->coding_use_prev_mi = 0;
2512 cm->frame_parallel_decoding_mode = 1;
2513 cm->reset_frame_context = 0;
2514 cm->refresh_frame_context = 0;
2515 } else if (cm->intra_only) {
2516 // Only reset the current context.
2517 cm->reset_frame_context = 2;
2521 // Configure experimental use of segmentation for enhanced coding of
2522 // static regions if indicated.
2523 // Only allowed in second pass of two pass (as requires lagged coding)
2524 // and if the relevant speed feature flag is set.
2525 if (cpi->pass == 2 && cpi->sf.static_segmentation)
2526 configure_static_seg_features(cpi);
2528 // For 1 pass CBR, check if we are dropping this frame.
2529 // Never drop on key frame.
2530 if (cpi->pass == 0 &&
2531 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER &&
2532 cm->frame_type != KEY_FRAME) {
2533 if (vp9_rc_drop_frame(cpi)) {
2534 vp9_rc_postencode_update_drop_frame(cpi);
2535 ++cm->current_video_frame;
2540 vp9_clear_system_state();
2542 vp9_zero(cpi->rd.tx_select_threshes);
2544 #if CONFIG_VP9_POSTPROC
2545 if (cpi->oxcf.noise_sensitivity > 0) {
2547 switch (cpi->oxcf.noise_sensitivity) {
2565 vp9_denoise(cpi->Source, cpi->Source, l);
2569 #ifdef OUTPUT_YUV_SRC
2570 vp9_write_yuv_frame(cpi->Source);
2573 set_speed_features(cpi);
2575 // Decide q and q bounds.
2576 q = vp9_rc_pick_q_and_bounds(cpi, &bottom_index, &top_index);
2578 if (!frame_is_intra_only(cm)) {
2579 cm->interp_filter = DEFAULT_INTERP_FILTER;
2580 /* TODO: Decide this more intelligently */
2581 set_high_precision_mv(cpi, q < HIGH_PRECISION_MV_QTHRESH);
2584 if (cpi->sf.recode_loop == DISALLOW_RECODE) {
2585 encode_without_recode_loop(cpi, size, dest, q);
2587 encode_with_recode_loop(cpi, size, dest, q, bottom_index, top_index);
2590 // Special case code to reduce pulsing when key frames are forced at a
2591 // fixed interval. Note the reconstruction error if it is the frame before
2592 // the force key frame
2593 if (cpi->rc.next_key_frame_forced && cpi->rc.frames_to_key == 1) {
2594 cpi->ambient_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
2597 // If the encoder forced a KEY_FRAME decision
2598 if (cm->frame_type == KEY_FRAME)
2599 cpi->refresh_last_frame = 1;
2601 cm->frame_to_show = get_frame_new_buffer(cm);
2603 #if WRITE_RECON_BUFFER
2605 write_cx_frame_to_file(cm->frame_to_show,
2606 cm->current_video_frame);
2608 write_cx_frame_to_file(cm->frame_to_show,
2609 cm->current_video_frame + 1000);
2612 // Pick the loop filter level for the frame.
2613 loopfilter_frame(cpi, cm);
2615 #if WRITE_RECON_BUFFER
2617 write_cx_frame_to_file(cm->frame_to_show,
2618 cm->current_video_frame + 2000);
2620 write_cx_frame_to_file(cm->frame_to_show,
2621 cm->current_video_frame + 3000);
2624 // build the bitstream
2625 cpi->dummy_packing = 0;
2626 vp9_pack_bitstream(cpi, dest, size);
2628 if (cm->seg.update_map)
2629 update_reference_segmentation_map(cpi);
2631 release_scaled_references(cpi);
2632 vp9_update_reference_frames(cpi);
2634 for (t = TX_4X4; t <= TX_32X32; t++)
2635 full_to_model_counts(cm->counts.coef[t], cpi->coef_counts[t]);
2637 if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode)
2638 vp9_adapt_coef_probs(cm);
2640 if (!frame_is_intra_only(cm)) {
2641 if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode) {
2642 vp9_adapt_mode_probs(cm);
2643 vp9_adapt_mv_probs(cm, cm->allow_high_precision_mv);
2648 output_frame_level_debug_stats(cpi);
2650 if (cpi->refresh_golden_frame == 1)
2651 cm->frame_flags |= FRAMEFLAGS_GOLDEN;
2653 cm->frame_flags &= ~FRAMEFLAGS_GOLDEN;
2655 if (cpi->refresh_alt_ref_frame == 1)
2656 cm->frame_flags |= FRAMEFLAGS_ALTREF;
2658 cm->frame_flags &= ~FRAMEFLAGS_ALTREF;
2660 get_ref_frame_flags(cpi);
2662 cm->last_frame_type = cm->frame_type;
2663 vp9_rc_postencode_update(cpi, *size);
2665 if (cm->frame_type == KEY_FRAME) {
2666 // Tell the caller that the frame was coded as a key frame
2667 *frame_flags = cm->frame_flags | FRAMEFLAGS_KEY;
2669 #if CONFIG_MULTIPLE_ARF
2670 // Reset the sequence number.
2671 if (cpi->multi_arf_enabled) {
2672 cpi->sequence_number = 0;
2673 cpi->frame_coding_order_period = cpi->new_frame_coding_order_period;
2674 cpi->new_frame_coding_order_period = -1;
2678 *frame_flags = cm->frame_flags&~FRAMEFLAGS_KEY;
2680 #if CONFIG_MULTIPLE_ARF
2681 /* Increment position in the coded frame sequence. */
2682 if (cpi->multi_arf_enabled) {
2683 ++cpi->sequence_number;
2684 if (cpi->sequence_number >= cpi->frame_coding_order_period) {
2685 cpi->sequence_number = 0;
2686 cpi->frame_coding_order_period = cpi->new_frame_coding_order_period;
2687 cpi->new_frame_coding_order_period = -1;
2689 cpi->this_frame_weight = cpi->arf_weight[cpi->sequence_number];
2690 assert(cpi->this_frame_weight >= 0);
2695 // Clear the one shot update flags for segmentation map and mode/ref loop
2697 cm->seg.update_map = 0;
2698 cm->seg.update_data = 0;
2699 cm->lf.mode_ref_delta_update = 0;
2701 // keep track of the last coded dimensions
2702 cm->last_width = cm->width;
2703 cm->last_height = cm->height;
2705 // reset to normal state now that we are done.
2706 if (!cm->show_existing_frame)
2707 cm->last_show_frame = cm->show_frame;
2709 if (cm->show_frame) {
2710 vp9_swap_mi_and_prev_mi(cm);
2712 // Don't increment frame counters if this was an altref buffer
2713 // update not a real frame
2714 ++cm->current_video_frame;
2716 vp9_inc_frame_in_layer(&cpi->svc);
2720 static void SvcEncode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
2721 unsigned int *frame_flags) {
2722 vp9_rc_get_svc_params(cpi);
2723 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
2726 static void Pass0Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
2727 unsigned int *frame_flags) {
2728 if (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) {
2729 vp9_rc_get_one_pass_cbr_params(cpi);
2731 vp9_rc_get_one_pass_vbr_params(cpi);
2733 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
2736 static void Pass1Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
2737 unsigned int *frame_flags) {
2742 vp9_rc_get_first_pass_params(cpi);
2743 vp9_set_quantizer(&cpi->common, find_fp_qindex());
2744 vp9_first_pass(cpi);
2747 static void Pass2Encode(VP9_COMP *cpi, size_t *size,
2748 uint8_t *dest, unsigned int *frame_flags) {
2749 cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED;
2751 vp9_rc_get_second_pass_params(cpi);
2752 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
2754 vp9_twopass_postencode_update(cpi);
2757 static void check_initial_width(VP9_COMP *cpi, int subsampling_x,
2758 int subsampling_y) {
2759 VP9_COMMON *const cm = &cpi->common;
2761 if (!cpi->initial_width) {
2762 cm->subsampling_x = subsampling_x;
2763 cm->subsampling_y = subsampling_y;
2764 alloc_raw_frame_buffers(cpi);
2765 cpi->initial_width = cm->width;
2766 cpi->initial_height = cm->height;
2771 int vp9_receive_raw_frame(VP9_COMP *cpi, unsigned int frame_flags,
2772 YV12_BUFFER_CONFIG *sd, int64_t time_stamp,
2774 VP9_COMMON *cm = &cpi->common;
2775 struct vpx_usec_timer timer;
2777 const int subsampling_x = sd->uv_width < sd->y_width;
2778 const int subsampling_y = sd->uv_height < sd->y_height;
2780 check_initial_width(cpi, subsampling_x, subsampling_y);
2781 vpx_usec_timer_start(&timer);
2782 if (vp9_lookahead_push(cpi->lookahead,
2783 sd, time_stamp, end_time, frame_flags))
2785 vpx_usec_timer_mark(&timer);
2786 cpi->time_receive_data += vpx_usec_timer_elapsed(&timer);
2788 if (cm->profile == PROFILE_0 && (subsampling_x != 1 || subsampling_y != 1)) {
2789 vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM,
2790 "Non-4:2:0 color space requires profile >= 1");
2798 static int frame_is_reference(const VP9_COMP *cpi) {
2799 const VP9_COMMON *cm = &cpi->common;
2801 return cm->frame_type == KEY_FRAME ||
2802 cpi->refresh_last_frame ||
2803 cpi->refresh_golden_frame ||
2804 cpi->refresh_alt_ref_frame ||
2805 cm->refresh_frame_context ||
2806 cm->lf.mode_ref_delta_update ||
2807 cm->seg.update_map ||
2808 cm->seg.update_data;
2811 #if CONFIG_MULTIPLE_ARF
2812 int is_next_frame_arf(VP9_COMP *cpi) {
2813 // Negative entry in frame_coding_order indicates an ARF at this position.
2814 return cpi->frame_coding_order[cpi->sequence_number + 1] < 0 ? 1 : 0;
2818 void adjust_frame_rate(VP9_COMP *cpi) {
2819 int64_t this_duration;
2822 if (cpi->source->ts_start == cpi->first_time_stamp_ever) {
2823 this_duration = cpi->source->ts_end - cpi->source->ts_start;
2826 int64_t last_duration = cpi->last_end_time_stamp_seen
2827 - cpi->last_time_stamp_seen;
2829 this_duration = cpi->source->ts_end - cpi->last_end_time_stamp_seen;
2831 // do a step update if the duration changes by 10%
2833 step = (int)((this_duration - last_duration) * 10 / last_duration);
2836 if (this_duration) {
2838 vp9_new_framerate(cpi, 10000000.0 / this_duration);
2840 // Average this frame's rate into the last second's average
2841 // frame rate. If we haven't seen 1 second yet, then average
2842 // over the whole interval seen.
2843 const double interval = MIN((double)(cpi->source->ts_end
2844 - cpi->first_time_stamp_ever), 10000000.0);
2845 double avg_duration = 10000000.0 / cpi->oxcf.framerate;
2846 avg_duration *= (interval - avg_duration + this_duration);
2847 avg_duration /= interval;
2849 vp9_new_framerate(cpi, 10000000.0 / avg_duration);
2852 cpi->last_time_stamp_seen = cpi->source->ts_start;
2853 cpi->last_end_time_stamp_seen = cpi->source->ts_end;
2856 int vp9_get_compressed_data(VP9_COMP *cpi, unsigned int *frame_flags,
2857 size_t *size, uint8_t *dest,
2858 int64_t *time_stamp, int64_t *time_end, int flush) {
2859 VP9_COMMON *const cm = &cpi->common;
2860 MACROBLOCKD *const xd = &cpi->mb.e_mbd;
2861 RATE_CONTROL *const rc = &cpi->rc;
2862 struct vpx_usec_timer cmptimer;
2863 YV12_BUFFER_CONFIG *force_src_buffer = NULL;
2864 MV_REFERENCE_FRAME ref_frame;
2869 if (cpi->svc.number_spatial_layers > 1 && cpi->pass == 2) {
2870 vp9_restore_layer_context(cpi);
2873 vpx_usec_timer_start(&cmptimer);
2876 cpi->last_source = NULL;
2878 set_high_precision_mv(cpi, ALTREF_HIGH_PRECISION_MV);
2881 cm->reset_frame_context = 0;
2882 cm->refresh_frame_context = 1;
2883 cpi->refresh_last_frame = 1;
2884 cpi->refresh_golden_frame = 0;
2885 cpi->refresh_alt_ref_frame = 0;
2887 // Should we code an alternate reference frame.
2888 if (cpi->oxcf.play_alternate && rc->source_alt_ref_pending) {
2891 #if CONFIG_MULTIPLE_ARF
2892 assert(!cpi->multi_arf_enabled ||
2893 cpi->frame_coding_order[cpi->sequence_number] < 0);
2895 if (cpi->multi_arf_enabled && (cpi->pass == 2))
2896 frames_to_arf = (-cpi->frame_coding_order[cpi->sequence_number])
2897 - cpi->next_frame_in_order;
2900 frames_to_arf = rc->frames_till_gf_update_due;
2902 assert(frames_to_arf <= rc->frames_to_key);
2904 if ((cpi->source = vp9_lookahead_peek(cpi->lookahead, frames_to_arf))) {
2905 #if CONFIG_MULTIPLE_ARF
2906 cpi->alt_ref_source[cpi->arf_buffered] = cpi->source;
2908 cpi->alt_ref_source = cpi->source;
2911 if (cpi->oxcf.arnr_max_frames > 0) {
2912 // Produce the filtered ARF frame.
2913 // TODO(agrange) merge these two functions.
2914 vp9_configure_arnr_filter(cpi, frames_to_arf, rc->gfu_boost);
2915 vp9_temporal_filter_prepare(cpi, frames_to_arf);
2916 vp9_extend_frame_borders(&cpi->alt_ref_buffer);
2917 force_src_buffer = &cpi->alt_ref_buffer;
2921 cpi->refresh_alt_ref_frame = 1;
2922 cpi->refresh_golden_frame = 0;
2923 cpi->refresh_last_frame = 0;
2924 rc->is_src_frame_alt_ref = 0;
2926 #if CONFIG_MULTIPLE_ARF
2927 if (!cpi->multi_arf_enabled)
2929 rc->source_alt_ref_pending = 0;
2931 rc->source_alt_ref_pending = 0;
2936 #if CONFIG_MULTIPLE_ARF
2940 // Get last frame source.
2941 if (cm->current_video_frame > 0) {
2942 if ((cpi->last_source = vp9_lookahead_peek(cpi->lookahead, -1)) == NULL)
2946 if ((cpi->source = vp9_lookahead_pop(cpi->lookahead, flush))) {
2950 #if CONFIG_MULTIPLE_ARF
2951 // Is this frame the ARF overlay.
2952 rc->is_src_frame_alt_ref = 0;
2953 for (i = 0; i < cpi->arf_buffered; ++i) {
2954 if (cpi->source == cpi->alt_ref_source[i]) {
2955 rc->is_src_frame_alt_ref = 1;
2956 cpi->refresh_golden_frame = 1;
2961 rc->is_src_frame_alt_ref = cpi->alt_ref_source &&
2962 (cpi->source == cpi->alt_ref_source);
2964 if (rc->is_src_frame_alt_ref) {
2965 // Current frame is an ARF overlay frame.
2966 #if CONFIG_MULTIPLE_ARF
2967 cpi->alt_ref_source[i] = NULL;
2969 cpi->alt_ref_source = NULL;
2971 // Don't refresh the last buffer for an ARF overlay frame. It will
2972 // become the GF so preserve last as an alternative prediction option.
2973 cpi->refresh_last_frame = 0;
2975 #if CONFIG_MULTIPLE_ARF
2976 ++cpi->next_frame_in_order;
2982 cpi->un_scaled_source = cpi->Source = force_src_buffer ? force_src_buffer
2983 : &cpi->source->img;
2985 if (cpi->last_source != NULL) {
2986 cpi->unscaled_last_source = &cpi->last_source->img;
2988 cpi->unscaled_last_source = NULL;
2991 *time_stamp = cpi->source->ts_start;
2992 *time_end = cpi->source->ts_end;
2993 *frame_flags = cpi->source->flags;
2995 #if CONFIG_MULTIPLE_ARF
2996 if (cm->frame_type != KEY_FRAME && cpi->pass == 2)
2997 rc->source_alt_ref_pending = is_next_frame_arf(cpi);
3001 if (flush && cpi->pass == 1 && !cpi->twopass.first_pass_done) {
3002 vp9_end_first_pass(cpi); /* get last stats packet */
3003 cpi->twopass.first_pass_done = 1;
3008 if (cpi->source->ts_start < cpi->first_time_stamp_ever) {
3009 cpi->first_time_stamp_ever = cpi->source->ts_start;
3010 cpi->last_end_time_stamp_seen = cpi->source->ts_start;
3013 // adjust frame rates based on timestamps given
3014 if (cm->show_frame) {
3015 adjust_frame_rate(cpi);
3018 if (cpi->svc.number_temporal_layers > 1 &&
3019 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) {
3020 vp9_update_temporal_layer_framerate(cpi);
3021 vp9_restore_layer_context(cpi);
3024 // start with a 0 size frame
3027 // Clear down mmx registers
3028 vp9_clear_system_state();
3030 /* find a free buffer for the new frame, releasing the reference previously
3033 cm->frame_bufs[cm->new_fb_idx].ref_count--;
3034 cm->new_fb_idx = get_free_fb(cm);
3036 #if CONFIG_MULTIPLE_ARF
3037 /* Set up the correct ARF frame. */
3038 if (cpi->refresh_alt_ref_frame) {
3039 ++cpi->arf_buffered;
3041 if (cpi->multi_arf_enabled && (cm->frame_type != KEY_FRAME) &&
3043 cpi->alt_fb_idx = cpi->arf_buffer_idx[cpi->sequence_number];
3047 cm->frame_flags = *frame_flags;
3049 // Reset the frame pointers to the current frame size
3050 vp9_realloc_frame_buffer(get_frame_new_buffer(cm),
3051 cm->width, cm->height,
3052 cm->subsampling_x, cm->subsampling_y,
3053 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL);
3055 for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {
3056 const int idx = cm->ref_frame_map[get_ref_frame_idx(cpi, ref_frame)];
3057 YV12_BUFFER_CONFIG *const buf = &cm->frame_bufs[idx].buf;
3058 RefBuffer *const ref_buf = &cm->frame_refs[ref_frame - 1];
3061 vp9_setup_scale_factors_for_frame(&ref_buf->sf,
3062 buf->y_crop_width, buf->y_crop_height,
3063 cm->width, cm->height);
3065 if (vp9_is_scaled(&ref_buf->sf))
3066 vp9_extend_frame_borders(buf);
3069 set_ref_ptrs(cm, xd, LAST_FRAME, LAST_FRAME);
3071 if (cpi->oxcf.aq_mode == VARIANCE_AQ) {
3075 if (cpi->pass == 1 &&
3076 (!cpi->use_svc || cpi->svc.number_temporal_layers == 1)) {
3077 Pass1Encode(cpi, size, dest, frame_flags);
3078 } else if (cpi->pass == 2 &&
3079 (!cpi->use_svc || cpi->svc.number_temporal_layers == 1)) {
3080 Pass2Encode(cpi, size, dest, frame_flags);
3081 } else if (cpi->use_svc) {
3082 SvcEncode(cpi, size, dest, frame_flags);
3085 Pass0Encode(cpi, size, dest, frame_flags);
3088 if (cm->refresh_frame_context)
3089 cm->frame_contexts[cm->frame_context_idx] = cm->fc;
3091 // Frame was dropped, release scaled references.
3093 release_scaled_references(cpi);
3097 cpi->droppable = !frame_is_reference(cpi);
3100 // Save layer specific state.
3101 if ((cpi->svc.number_temporal_layers > 1 &&
3102 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) ||
3103 (cpi->svc.number_spatial_layers > 1 && cpi->pass == 2)) {
3104 vp9_save_layer_context(cpi);
3107 vpx_usec_timer_mark(&cmptimer);
3108 cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer);
3110 if (cpi->b_calculate_psnr && cpi->pass != 1 && cm->show_frame)
3111 generate_psnr_packet(cpi);
3113 #if CONFIG_INTERNAL_STATS
3115 if (cpi->pass != 1) {
3116 cpi->bytes += (int)(*size);
3118 if (cm->show_frame) {
3121 if (cpi->b_calculate_psnr) {
3122 YV12_BUFFER_CONFIG *orig = cpi->Source;
3123 YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show;
3124 YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer;
3126 calc_psnr(orig, recon, &psnr);
3128 cpi->total += psnr.psnr[0];
3129 cpi->total_y += psnr.psnr[1];
3130 cpi->total_u += psnr.psnr[2];
3131 cpi->total_v += psnr.psnr[3];
3132 cpi->total_sq_error += psnr.sse[0];
3133 cpi->total_samples += psnr.samples[0];
3137 double frame_ssim2 = 0, weight = 0;
3138 #if CONFIG_VP9_POSTPROC
3139 vp9_deblock(cm->frame_to_show, &cm->post_proc_buffer,
3140 cm->lf.filter_level * 10 / 6);
3142 vp9_clear_system_state();
3144 calc_psnr(orig, pp, &psnr2);
3146 cpi->totalp += psnr2.psnr[0];
3147 cpi->totalp_y += psnr2.psnr[1];
3148 cpi->totalp_u += psnr2.psnr[2];
3149 cpi->totalp_v += psnr2.psnr[3];
3150 cpi->totalp_sq_error += psnr2.sse[0];
3151 cpi->totalp_samples += psnr2.samples[0];
3153 frame_ssim2 = vp9_calc_ssim(orig, recon, 1, &weight);
3155 cpi->summed_quality += frame_ssim2 * weight;
3156 cpi->summed_weights += weight;
3158 frame_ssim2 = vp9_calc_ssim(orig, &cm->post_proc_buffer, 1, &weight);
3160 cpi->summedp_quality += frame_ssim2 * weight;
3161 cpi->summedp_weights += weight;
3164 FILE *f = fopen("q_used.stt", "a");
3165 fprintf(f, "%5d : Y%f7.3:U%f7.3:V%f7.3:F%f7.3:S%7.3f\n",
3166 cpi->common.current_video_frame, y2, u2, v2,
3167 frame_psnr2, frame_ssim2);
3174 if (cpi->b_calculate_ssimg) {
3175 double y, u, v, frame_all;
3176 frame_all = vp9_calc_ssimg(cpi->Source, cm->frame_to_show, &y, &u, &v);
3177 cpi->total_ssimg_y += y;
3178 cpi->total_ssimg_u += u;
3179 cpi->total_ssimg_v += v;
3180 cpi->total_ssimg_all += frame_all;
3189 int vp9_get_preview_raw_frame(VP9_COMP *cpi, YV12_BUFFER_CONFIG *dest,
3190 vp9_ppflags_t *flags) {
3191 VP9_COMMON *cm = &cpi->common;
3193 if (!cm->show_frame) {
3197 #if CONFIG_VP9_POSTPROC
3198 ret = vp9_post_proc_frame(cm, dest, flags);
3201 if (cm->frame_to_show) {
3202 *dest = *cm->frame_to_show;
3203 dest->y_width = cm->width;
3204 dest->y_height = cm->height;
3205 dest->uv_width = cm->width >> cm->subsampling_x;
3206 dest->uv_height = cm->height >> cm->subsampling_y;
3212 #endif // !CONFIG_VP9_POSTPROC
3213 vp9_clear_system_state();
3218 int vp9_set_roimap(VP9_COMP *cpi, unsigned char *map, unsigned int rows,
3219 unsigned int cols, int delta_q[MAX_SEGMENTS],
3220 int delta_lf[MAX_SEGMENTS],
3221 unsigned int threshold[MAX_SEGMENTS]) {
3222 signed char feature_data[SEG_LVL_MAX][MAX_SEGMENTS];
3223 struct segmentation *seg = &cpi->common.seg;
3226 if (cpi->common.mb_rows != rows || cpi->common.mb_cols != cols)
3230 vp9_disable_segmentation(seg);
3234 // Set the segmentation Map
3235 vp9_set_segmentation_map(cpi, map);
3237 // Activate segmentation.
3238 vp9_enable_segmentation(seg);
3240 // Set up the quant, LF and breakout threshold segment data
3241 for (i = 0; i < MAX_SEGMENTS; i++) {
3242 feature_data[SEG_LVL_ALT_Q][i] = delta_q[i];
3243 feature_data[SEG_LVL_ALT_LF][i] = delta_lf[i];
3244 cpi->segment_encode_breakout[i] = threshold[i];
3247 // Enable the loop and quant changes in the feature mask
3248 for (i = 0; i < MAX_SEGMENTS; i++) {
3250 vp9_enable_segfeature(seg, i, SEG_LVL_ALT_Q);
3252 vp9_disable_segfeature(seg, i, SEG_LVL_ALT_Q);
3255 vp9_enable_segfeature(seg, i, SEG_LVL_ALT_LF);
3257 vp9_disable_segfeature(seg, i, SEG_LVL_ALT_LF);
3260 // Initialize the feature data structure
3261 // SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
3262 vp9_set_segment_data(seg, &feature_data[0][0], SEGMENT_DELTADATA);
3267 int vp9_set_active_map(VP9_COMP *cpi, unsigned char *map,
3268 unsigned int rows, unsigned int cols) {
3269 if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols) {
3271 vpx_memcpy(cpi->active_map, map, rows * cols);
3272 cpi->active_map_enabled = 1;
3274 cpi->active_map_enabled = 0;
3279 // cpi->active_map_enabled = 0;
3284 int vp9_set_internal_size(VP9_COMP *cpi,
3285 VPX_SCALING horiz_mode, VPX_SCALING vert_mode) {
3286 VP9_COMMON *cm = &cpi->common;
3287 int hr = 0, hs = 0, vr = 0, vs = 0;
3289 if (horiz_mode > ONETWO || vert_mode > ONETWO)
3292 Scale2Ratio(horiz_mode, &hr, &hs);
3293 Scale2Ratio(vert_mode, &vr, &vs);
3295 // always go to the next whole number
3296 cm->width = (hs - 1 + cpi->oxcf.width * hr) / hs;
3297 cm->height = (vs - 1 + cpi->oxcf.height * vr) / vs;
3299 assert(cm->width <= cpi->initial_width);
3300 assert(cm->height <= cpi->initial_height);
3301 update_frame_size(cpi);
3305 int vp9_set_size_literal(VP9_COMP *cpi, unsigned int width,
3306 unsigned int height) {
3307 VP9_COMMON *cm = &cpi->common;
3309 check_initial_width(cpi, 1, 1);
3313 if (cm->width * 5 < cpi->initial_width) {
3314 cm->width = cpi->initial_width / 5 + 1;
3315 printf("Warning: Desired width too small, changed to %d\n", cm->width);
3317 if (cm->width > cpi->initial_width) {
3318 cm->width = cpi->initial_width;
3319 printf("Warning: Desired width too large, changed to %d\n", cm->width);
3324 cm->height = height;
3325 if (cm->height * 5 < cpi->initial_height) {
3326 cm->height = cpi->initial_height / 5 + 1;
3327 printf("Warning: Desired height too small, changed to %d\n", cm->height);
3329 if (cm->height > cpi->initial_height) {
3330 cm->height = cpi->initial_height;
3331 printf("Warning: Desired height too large, changed to %d\n", cm->height);
3335 assert(cm->width <= cpi->initial_width);
3336 assert(cm->height <= cpi->initial_height);
3337 update_frame_size(cpi);
3341 void vp9_set_svc(VP9_COMP *cpi, int use_svc) {
3342 cpi->use_svc = use_svc;
3346 int vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b) {
3347 assert(a->y_crop_width == b->y_crop_width);
3348 assert(a->y_crop_height == b->y_crop_height);
3350 return (int)get_sse(a->y_buffer, a->y_stride, b->y_buffer, b->y_stride,
3351 a->y_crop_width, a->y_crop_height);
3355 int vp9_get_quantizer(VP9_COMP *cpi) {
3356 return cpi->common.base_qindex;