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) {
390 // Set baseline threshold values
391 for (i = 0; i < MAX_MODES; ++i)
392 cpi->rd_thresh_mult[i] = is_slowest_mode(cpi->oxcf.mode) ? -500 : 0;
394 cpi->rd_thresh_mult[THR_NEARESTMV] = 0;
395 cpi->rd_thresh_mult[THR_NEARESTG] = 0;
396 cpi->rd_thresh_mult[THR_NEARESTA] = 0;
398 cpi->rd_thresh_mult[THR_DC] += 1000;
400 cpi->rd_thresh_mult[THR_NEWMV] += 1000;
401 cpi->rd_thresh_mult[THR_NEWA] += 1000;
402 cpi->rd_thresh_mult[THR_NEWG] += 1000;
404 cpi->rd_thresh_mult[THR_NEARMV] += 1000;
405 cpi->rd_thresh_mult[THR_NEARA] += 1000;
406 cpi->rd_thresh_mult[THR_COMP_NEARESTLA] += 1000;
407 cpi->rd_thresh_mult[THR_COMP_NEARESTGA] += 1000;
409 cpi->rd_thresh_mult[THR_TM] += 1000;
411 cpi->rd_thresh_mult[THR_COMP_NEARLA] += 1500;
412 cpi->rd_thresh_mult[THR_COMP_NEWLA] += 2000;
413 cpi->rd_thresh_mult[THR_NEARG] += 1000;
414 cpi->rd_thresh_mult[THR_COMP_NEARGA] += 1500;
415 cpi->rd_thresh_mult[THR_COMP_NEWGA] += 2000;
417 cpi->rd_thresh_mult[THR_ZEROMV] += 2000;
418 cpi->rd_thresh_mult[THR_ZEROG] += 2000;
419 cpi->rd_thresh_mult[THR_ZEROA] += 2000;
420 cpi->rd_thresh_mult[THR_COMP_ZEROLA] += 2500;
421 cpi->rd_thresh_mult[THR_COMP_ZEROGA] += 2500;
423 cpi->rd_thresh_mult[THR_H_PRED] += 2000;
424 cpi->rd_thresh_mult[THR_V_PRED] += 2000;
425 cpi->rd_thresh_mult[THR_D45_PRED ] += 2500;
426 cpi->rd_thresh_mult[THR_D135_PRED] += 2500;
427 cpi->rd_thresh_mult[THR_D117_PRED] += 2500;
428 cpi->rd_thresh_mult[THR_D153_PRED] += 2500;
429 cpi->rd_thresh_mult[THR_D207_PRED] += 2500;
430 cpi->rd_thresh_mult[THR_D63_PRED] += 2500;
432 /* disable frame modes if flags not set */
433 if (!(cpi->ref_frame_flags & VP9_LAST_FLAG)) {
434 cpi->rd_thresh_mult[THR_NEWMV ] = INT_MAX;
435 cpi->rd_thresh_mult[THR_NEARESTMV] = INT_MAX;
436 cpi->rd_thresh_mult[THR_ZEROMV ] = INT_MAX;
437 cpi->rd_thresh_mult[THR_NEARMV ] = INT_MAX;
439 if (!(cpi->ref_frame_flags & VP9_GOLD_FLAG)) {
440 cpi->rd_thresh_mult[THR_NEARESTG ] = INT_MAX;
441 cpi->rd_thresh_mult[THR_ZEROG ] = INT_MAX;
442 cpi->rd_thresh_mult[THR_NEARG ] = INT_MAX;
443 cpi->rd_thresh_mult[THR_NEWG ] = INT_MAX;
445 if (!(cpi->ref_frame_flags & VP9_ALT_FLAG)) {
446 cpi->rd_thresh_mult[THR_NEARESTA ] = INT_MAX;
447 cpi->rd_thresh_mult[THR_ZEROA ] = INT_MAX;
448 cpi->rd_thresh_mult[THR_NEARA ] = INT_MAX;
449 cpi->rd_thresh_mult[THR_NEWA ] = INT_MAX;
452 if ((cpi->ref_frame_flags & (VP9_LAST_FLAG | VP9_ALT_FLAG)) !=
453 (VP9_LAST_FLAG | VP9_ALT_FLAG)) {
454 cpi->rd_thresh_mult[THR_COMP_ZEROLA ] = INT_MAX;
455 cpi->rd_thresh_mult[THR_COMP_NEARESTLA] = INT_MAX;
456 cpi->rd_thresh_mult[THR_COMP_NEARLA ] = INT_MAX;
457 cpi->rd_thresh_mult[THR_COMP_NEWLA ] = INT_MAX;
459 if ((cpi->ref_frame_flags & (VP9_GOLD_FLAG | VP9_ALT_FLAG)) !=
460 (VP9_GOLD_FLAG | VP9_ALT_FLAG)) {
461 cpi->rd_thresh_mult[THR_COMP_ZEROGA ] = INT_MAX;
462 cpi->rd_thresh_mult[THR_COMP_NEARESTGA] = INT_MAX;
463 cpi->rd_thresh_mult[THR_COMP_NEARGA ] = INT_MAX;
464 cpi->rd_thresh_mult[THR_COMP_NEWGA ] = INT_MAX;
468 static void set_rd_speed_thresholds_sub8x8(VP9_COMP *cpi) {
469 const SPEED_FEATURES *const sf = &cpi->sf;
472 for (i = 0; i < MAX_REFS; ++i)
473 cpi->rd_thresh_mult_sub8x8[i] = is_slowest_mode(cpi->oxcf.mode) ? -500 : 0;
475 cpi->rd_thresh_mult_sub8x8[THR_LAST] += 2500;
476 cpi->rd_thresh_mult_sub8x8[THR_GOLD] += 2500;
477 cpi->rd_thresh_mult_sub8x8[THR_ALTR] += 2500;
478 cpi->rd_thresh_mult_sub8x8[THR_INTRA] += 2500;
479 cpi->rd_thresh_mult_sub8x8[THR_COMP_LA] += 4500;
480 cpi->rd_thresh_mult_sub8x8[THR_COMP_GA] += 4500;
482 // Check for masked out split cases.
483 for (i = 0; i < MAX_REFS; i++)
484 if (sf->disable_split_mask & (1 << i))
485 cpi->rd_thresh_mult_sub8x8[i] = INT_MAX;
487 // disable mode test if frame flag is not set
488 if (!(cpi->ref_frame_flags & VP9_LAST_FLAG))
489 cpi->rd_thresh_mult_sub8x8[THR_LAST] = INT_MAX;
490 if (!(cpi->ref_frame_flags & VP9_GOLD_FLAG))
491 cpi->rd_thresh_mult_sub8x8[THR_GOLD] = INT_MAX;
492 if (!(cpi->ref_frame_flags & VP9_ALT_FLAG))
493 cpi->rd_thresh_mult_sub8x8[THR_ALTR] = INT_MAX;
494 if ((cpi->ref_frame_flags & (VP9_LAST_FLAG | VP9_ALT_FLAG)) !=
495 (VP9_LAST_FLAG | VP9_ALT_FLAG))
496 cpi->rd_thresh_mult_sub8x8[THR_COMP_LA] = INT_MAX;
497 if ((cpi->ref_frame_flags & (VP9_GOLD_FLAG | VP9_ALT_FLAG)) !=
498 (VP9_GOLD_FLAG | VP9_ALT_FLAG))
499 cpi->rd_thresh_mult_sub8x8[THR_COMP_GA] = INT_MAX;
502 static void set_speed_features(VP9_COMP *cpi) {
503 #if CONFIG_INTERNAL_STATS
505 for (i = 0; i < MAX_MODES; ++i)
506 cpi->mode_chosen_counts[i] = 0;
509 vp9_set_speed_features(cpi);
511 // Set rd thresholds based on mode and speed setting
512 set_rd_speed_thresholds(cpi);
513 set_rd_speed_thresholds_sub8x8(cpi);
515 cpi->mb.fwd_txm4x4 = vp9_fdct4x4;
516 if (cpi->oxcf.lossless || cpi->mb.e_mbd.lossless) {
517 cpi->mb.fwd_txm4x4 = vp9_fwht4x4;
521 static void alloc_raw_frame_buffers(VP9_COMP *cpi) {
522 VP9_COMMON *cm = &cpi->common;
523 const VP9_CONFIG *oxcf = &cpi->oxcf;
525 cpi->lookahead = vp9_lookahead_init(oxcf->width, oxcf->height,
526 cm->subsampling_x, cm->subsampling_y,
527 oxcf->lag_in_frames);
529 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
530 "Failed to allocate lag buffers");
532 if (vp9_realloc_frame_buffer(&cpi->alt_ref_buffer,
533 oxcf->width, oxcf->height,
534 cm->subsampling_x, cm->subsampling_y,
535 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
536 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
537 "Failed to allocate altref buffer");
540 void vp9_alloc_compressor_data(VP9_COMP *cpi) {
541 VP9_COMMON *cm = &cpi->common;
543 if (vp9_alloc_frame_buffers(cm, cm->width, cm->height))
544 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
545 "Failed to allocate frame buffers");
547 if (vp9_alloc_frame_buffer(&cpi->last_frame_uf,
548 cm->width, cm->height,
549 cm->subsampling_x, cm->subsampling_y,
550 VP9_ENC_BORDER_IN_PIXELS))
551 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
552 "Failed to allocate last frame buffer");
554 if (vp9_alloc_frame_buffer(&cpi->scaled_source,
555 cm->width, cm->height,
556 cm->subsampling_x, cm->subsampling_y,
557 VP9_ENC_BORDER_IN_PIXELS))
558 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
559 "Failed to allocate scaled source buffer");
561 if (vp9_alloc_frame_buffer(&cpi->scaled_last_source,
562 cm->width, cm->height,
563 cm->subsampling_x, cm->subsampling_y,
564 VP9_ENC_BORDER_IN_PIXELS))
565 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
566 "Failed to allocate scaled last source buffer");
571 unsigned int tokens = get_token_alloc(cm->mb_rows, cm->mb_cols);
573 CHECK_MEM_ERROR(cm, cpi->tok, vpx_calloc(tokens, sizeof(*cpi->tok)));
576 vpx_free(cpi->mb_activity_map);
577 CHECK_MEM_ERROR(cm, cpi->mb_activity_map,
578 vpx_calloc(sizeof(unsigned int),
579 cm->mb_rows * cm->mb_cols));
581 vpx_free(cpi->mb_norm_activity_map);
582 CHECK_MEM_ERROR(cm, cpi->mb_norm_activity_map,
583 vpx_calloc(sizeof(unsigned int),
584 cm->mb_rows * cm->mb_cols));
588 static void update_frame_size(VP9_COMP *cpi) {
589 VP9_COMMON *const cm = &cpi->common;
590 MACROBLOCKD *const xd = &cpi->mb.e_mbd;
592 vp9_update_frame_size(cm);
594 // Update size of buffers local to this frame
595 if (vp9_realloc_frame_buffer(&cpi->last_frame_uf,
596 cm->width, cm->height,
597 cm->subsampling_x, cm->subsampling_y,
598 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
599 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
600 "Failed to reallocate last frame buffer");
602 if (vp9_realloc_frame_buffer(&cpi->scaled_source,
603 cm->width, cm->height,
604 cm->subsampling_x, cm->subsampling_y,
605 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
606 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
607 "Failed to reallocate scaled source buffer");
609 if (vp9_realloc_frame_buffer(&cpi->scaled_last_source,
610 cm->width, cm->height,
611 cm->subsampling_x, cm->subsampling_y,
612 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL))
613 vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
614 "Failed to reallocate scaled last source buffer");
617 int y_stride = cpi->scaled_source.y_stride;
619 if (cpi->sf.search_method == NSTEP) {
620 vp9_init3smotion_compensation(&cpi->mb, y_stride);
621 } else if (cpi->sf.search_method == DIAMOND) {
622 vp9_init_dsmotion_compensation(&cpi->mb, y_stride);
626 init_macroblockd(cm, xd);
629 void vp9_new_framerate(VP9_COMP *cpi, double framerate) {
630 VP9_COMMON *const cm = &cpi->common;
631 RATE_CONTROL *const rc = &cpi->rc;
632 VP9_CONFIG *const oxcf = &cpi->oxcf;
635 oxcf->framerate = framerate < 0.1 ? 30 : framerate;
636 cpi->output_framerate = cpi->oxcf.framerate;
637 rc->av_per_frame_bandwidth = (int)(oxcf->target_bandwidth /
638 cpi->output_framerate);
639 rc->min_frame_bandwidth = (int)(rc->av_per_frame_bandwidth *
640 oxcf->two_pass_vbrmin_section / 100);
642 rc->min_frame_bandwidth = MAX(rc->min_frame_bandwidth, FRAME_OVERHEAD_BITS);
644 // A maximum bitrate for a frame is defined.
645 // The baseline for this aligns with HW implementations that
646 // can support decode of 1080P content up to a bitrate of MAX_MB_RATE bits
647 // per 16x16 MB (averaged over a frame). However this limit is extended if
648 // a very high rate is given on the command line or the the rate cannnot
649 // be acheived because of a user specificed max q (e.g. when the user
650 // specifies lossless encode.
652 vbr_max_bits = (int)(((int64_t)rc->av_per_frame_bandwidth *
653 oxcf->two_pass_vbrmax_section) / 100);
654 rc->max_frame_bandwidth = MAX(MAX((cm->MBs * MAX_MB_RATE), MAXRATE_1080P),
657 // Set Maximum gf/arf interval
658 rc->max_gf_interval = 16;
660 // Extended interval for genuinely static scenes
661 rc->static_scene_max_gf_interval = cpi->key_frame_frequency >> 1;
663 // Special conditions when alt ref frame enabled in lagged compress mode
664 if (oxcf->play_alternate && oxcf->lag_in_frames) {
665 if (rc->max_gf_interval > oxcf->lag_in_frames - 1)
666 rc->max_gf_interval = oxcf->lag_in_frames - 1;
668 if (rc->static_scene_max_gf_interval > oxcf->lag_in_frames - 1)
669 rc->static_scene_max_gf_interval = oxcf->lag_in_frames - 1;
672 if (rc->max_gf_interval > rc->static_scene_max_gf_interval)
673 rc->max_gf_interval = rc->static_scene_max_gf_interval;
676 int64_t vp9_rescale(int64_t val, int64_t num, int denom) {
678 int64_t llden = denom;
681 return (llval * llnum / llden);
684 static void set_tile_limits(VP9_COMP *cpi) {
685 VP9_COMMON *const cm = &cpi->common;
687 int min_log2_tile_cols, max_log2_tile_cols;
688 vp9_get_tile_n_bits(cm->mi_cols, &min_log2_tile_cols, &max_log2_tile_cols);
690 cm->log2_tile_cols = clamp(cpi->oxcf.tile_columns,
691 min_log2_tile_cols, max_log2_tile_cols);
692 cm->log2_tile_rows = cpi->oxcf.tile_rows;
695 static void init_config(struct VP9_COMP *cpi, VP9_CONFIG *oxcf) {
696 VP9_COMMON *const cm = &cpi->common;
701 cm->profile = oxcf->profile;
702 cm->bit_depth = oxcf->bit_depth;
704 cm->width = oxcf->width;
705 cm->height = oxcf->height;
706 cm->subsampling_x = 0;
707 cm->subsampling_y = 0;
708 vp9_alloc_compressor_data(cpi);
710 // Spatial scalability.
711 cpi->svc.number_spatial_layers = oxcf->ss_number_layers;
712 // Temporal scalability.
713 cpi->svc.number_temporal_layers = oxcf->ts_number_layers;
715 if ((cpi->svc.number_temporal_layers > 1 &&
716 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) ||
717 (cpi->svc.number_spatial_layers > 1 &&
718 cpi->oxcf.mode == MODE_SECONDPASS_BEST)) {
719 vp9_init_layer_context(cpi);
722 // change includes all joint functionality
723 vp9_change_config(cpi, oxcf);
725 cpi->static_mb_pct = 0;
731 set_tile_limits(cpi);
733 cpi->fixed_divide[0] = 0;
734 for (i = 1; i < 512; i++)
735 cpi->fixed_divide[i] = 0x80000 / i;
738 void vp9_change_config(struct VP9_COMP *cpi, const VP9_CONFIG *oxcf) {
739 VP9_COMMON *const cm = &cpi->common;
740 RATE_CONTROL *const rc = &cpi->rc;
742 if (cm->profile != oxcf->profile)
743 cm->profile = oxcf->profile;
744 cm->bit_depth = oxcf->bit_depth;
746 if (cm->profile <= PROFILE_1)
747 assert(cm->bit_depth == BITS_8);
749 assert(cm->bit_depth > BITS_8);
753 if (cpi->oxcf.cpu_used == -6)
754 cpi->oxcf.play_alternate = 0;
756 switch (cpi->oxcf.mode) {
757 // Real time and one pass deprecated in test code base
758 case MODE_GOODQUALITY:
760 cpi->oxcf.cpu_used = clamp(cpi->oxcf.cpu_used, -5, 5);
763 case MODE_BESTQUALITY:
771 case MODE_SECONDPASS:
773 cpi->oxcf.cpu_used = clamp(cpi->oxcf.cpu_used, -5, 5);
776 case MODE_SECONDPASS_BEST:
785 cpi->oxcf.lossless = oxcf->lossless;
786 if (cpi->oxcf.lossless) {
787 // In lossless mode, make sure right quantizer range and correct transform
789 cpi->oxcf.worst_allowed_q = 0;
790 cpi->oxcf.best_allowed_q = 0;
791 cpi->mb.e_mbd.itxm_add = vp9_iwht4x4_add;
793 cpi->mb.e_mbd.itxm_add = vp9_idct4x4_add;
795 rc->baseline_gf_interval = DEFAULT_GF_INTERVAL;
796 cpi->ref_frame_flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG;
798 cpi->refresh_golden_frame = 0;
799 cpi->refresh_last_frame = 1;
800 cm->refresh_frame_context = 1;
801 cm->reset_frame_context = 0;
803 vp9_reset_segment_features(&cm->seg);
804 set_high_precision_mv(cpi, 0);
809 for (i = 0; i < MAX_SEGMENTS; i++)
810 cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout;
812 cpi->encode_breakout = cpi->oxcf.encode_breakout;
814 // local file playback mode == really big buffer
815 if (cpi->oxcf.end_usage == USAGE_LOCAL_FILE_PLAYBACK) {
816 cpi->oxcf.starting_buffer_level = 60000;
817 cpi->oxcf.optimal_buffer_level = 60000;
818 cpi->oxcf.maximum_buffer_size = 240000;
821 // Convert target bandwidth from Kbit/s to Bit/s
822 cpi->oxcf.target_bandwidth *= 1000;
824 cpi->oxcf.starting_buffer_level =
825 vp9_rescale(cpi->oxcf.starting_buffer_level,
826 cpi->oxcf.target_bandwidth, 1000);
828 // Set or reset optimal and maximum buffer levels.
829 if (cpi->oxcf.optimal_buffer_level == 0)
830 cpi->oxcf.optimal_buffer_level = cpi->oxcf.target_bandwidth / 8;
832 cpi->oxcf.optimal_buffer_level =
833 vp9_rescale(cpi->oxcf.optimal_buffer_level,
834 cpi->oxcf.target_bandwidth, 1000);
836 if (cpi->oxcf.maximum_buffer_size == 0)
837 cpi->oxcf.maximum_buffer_size = cpi->oxcf.target_bandwidth / 8;
839 cpi->oxcf.maximum_buffer_size =
840 vp9_rescale(cpi->oxcf.maximum_buffer_size,
841 cpi->oxcf.target_bandwidth, 1000);
842 // Under a configuration change, where maximum_buffer_size may change,
843 // keep buffer level clipped to the maximum allowed buffer size.
844 rc->bits_off_target = MIN(rc->bits_off_target, cpi->oxcf.maximum_buffer_size);
845 rc->buffer_level = MIN(rc->buffer_level, cpi->oxcf.maximum_buffer_size);
847 // Set up frame rate and related parameters rate control values.
848 vp9_new_framerate(cpi, cpi->oxcf.framerate);
850 // Set absolute upper and lower quality limits
851 rc->worst_quality = cpi->oxcf.worst_allowed_q;
852 rc->best_quality = cpi->oxcf.best_allowed_q;
854 // active values should only be modified if out of new range
856 cpi->cq_target_quality = cpi->oxcf.cq_level;
858 cm->interp_filter = DEFAULT_INTERP_FILTER;
860 cm->display_width = cpi->oxcf.width;
861 cm->display_height = cpi->oxcf.height;
863 // VP8 sharpness level mapping 0-7 (vs 0-10 in general VPx dialogs)
864 cpi->oxcf.sharpness = MIN(7, cpi->oxcf.sharpness);
866 cpi->common.lf.sharpness_level = cpi->oxcf.sharpness;
868 if (cpi->initial_width) {
869 // Increasing the size of the frame beyond the first seen frame, or some
870 // otherwise signaled maximum size, is not supported.
871 // TODO(jkoleszar): exit gracefully.
872 assert(cm->width <= cpi->initial_width);
873 assert(cm->height <= cpi->initial_height);
875 update_frame_size(cpi);
877 if ((cpi->svc.number_temporal_layers > 1 &&
878 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) ||
879 (cpi->svc.number_spatial_layers > 1 && cpi->pass == 2)) {
880 vp9_update_layer_context_change_config(cpi,
881 (int)cpi->oxcf.target_bandwidth);
884 cpi->speed = abs(cpi->oxcf.cpu_used);
886 // Limit on lag buffers as these are not currently dynamically allocated.
887 if (cpi->oxcf.lag_in_frames > MAX_LAG_BUFFERS)
888 cpi->oxcf.lag_in_frames = MAX_LAG_BUFFERS;
890 #if CONFIG_MULTIPLE_ARF
891 vp9_zero(cpi->alt_ref_source);
893 cpi->alt_ref_source = NULL;
895 rc->is_src_frame_alt_ref = 0;
898 // Experimental RD Code
899 cpi->frame_distortion = 0;
900 cpi->last_frame_distortion = 0;
903 set_tile_limits(cpi);
905 cpi->ext_refresh_frame_flags_pending = 0;
906 cpi->ext_refresh_frame_context_pending = 0;
909 #define M_LOG2_E 0.693147180559945309417
910 #define log2f(x) (log (x) / (float) M_LOG2_E)
912 static void cal_nmvjointsadcost(int *mvjointsadcost) {
913 mvjointsadcost[0] = 600;
914 mvjointsadcost[1] = 300;
915 mvjointsadcost[2] = 300;
916 mvjointsadcost[3] = 300;
919 static void cal_nmvsadcosts(int *mvsadcost[2]) {
926 double z = 256 * (2 * (log2f(8 * i) + .6));
927 mvsadcost[0][i] = (int)z;
928 mvsadcost[1][i] = (int)z;
929 mvsadcost[0][-i] = (int)z;
930 mvsadcost[1][-i] = (int)z;
931 } while (++i <= MV_MAX);
934 static void cal_nmvsadcosts_hp(int *mvsadcost[2]) {
941 double z = 256 * (2 * (log2f(8 * i) + .6));
942 mvsadcost[0][i] = (int)z;
943 mvsadcost[1][i] = (int)z;
944 mvsadcost[0][-i] = (int)z;
945 mvsadcost[1][-i] = (int)z;
946 } while (++i <= MV_MAX);
949 static void alloc_mode_context(VP9_COMMON *cm, int num_4x4_blk,
950 PICK_MODE_CONTEXT *ctx) {
951 int num_pix = num_4x4_blk << 4;
953 ctx->num_4x4_blk = num_4x4_blk;
955 CHECK_MEM_ERROR(cm, ctx->zcoeff_blk,
956 vpx_calloc(num_4x4_blk, sizeof(uint8_t)));
957 for (i = 0; i < MAX_MB_PLANE; ++i) {
958 for (k = 0; k < 3; ++k) {
959 CHECK_MEM_ERROR(cm, ctx->coeff[i][k],
960 vpx_memalign(16, num_pix * sizeof(int16_t)));
961 CHECK_MEM_ERROR(cm, ctx->qcoeff[i][k],
962 vpx_memalign(16, num_pix * sizeof(int16_t)));
963 CHECK_MEM_ERROR(cm, ctx->dqcoeff[i][k],
964 vpx_memalign(16, num_pix * sizeof(int16_t)));
965 CHECK_MEM_ERROR(cm, ctx->eobs[i][k],
966 vpx_memalign(16, num_pix * sizeof(uint16_t)));
967 ctx->coeff_pbuf[i][k] = ctx->coeff[i][k];
968 ctx->qcoeff_pbuf[i][k] = ctx->qcoeff[i][k];
969 ctx->dqcoeff_pbuf[i][k] = ctx->dqcoeff[i][k];
970 ctx->eobs_pbuf[i][k] = ctx->eobs[i][k];
975 static void free_mode_context(PICK_MODE_CONTEXT *ctx) {
977 vpx_free(ctx->zcoeff_blk);
979 for (i = 0; i < MAX_MB_PLANE; ++i) {
980 for (k = 0; k < 3; ++k) {
981 vpx_free(ctx->coeff[i][k]);
982 ctx->coeff[i][k] = 0;
983 vpx_free(ctx->qcoeff[i][k]);
984 ctx->qcoeff[i][k] = 0;
985 vpx_free(ctx->dqcoeff[i][k]);
986 ctx->dqcoeff[i][k] = 0;
987 vpx_free(ctx->eobs[i][k]);
993 static void init_pick_mode_context(VP9_COMP *cpi) {
995 VP9_COMMON *const cm = &cpi->common;
996 MACROBLOCK *const x = &cpi->mb;
998 for (i = 0; i < BLOCK_SIZES; ++i) {
999 const int num_4x4_w = num_4x4_blocks_wide_lookup[i];
1000 const int num_4x4_h = num_4x4_blocks_high_lookup[i];
1001 const int num_4x4_blk = MAX(4, num_4x4_w * num_4x4_h);
1002 if (i < BLOCK_16X16) {
1003 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1004 for (x->mb_index = 0; x->mb_index < 4; ++x->mb_index) {
1005 for (x->b_index = 0; x->b_index < 16 / num_4x4_blk; ++x->b_index) {
1006 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1007 alloc_mode_context(cm, num_4x4_blk, ctx);
1011 } else if (i < BLOCK_32X32) {
1012 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1013 for (x->mb_index = 0; x->mb_index < 64 / num_4x4_blk; ++x->mb_index) {
1014 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1015 ctx->num_4x4_blk = num_4x4_blk;
1016 alloc_mode_context(cm, num_4x4_blk, ctx);
1019 } else if (i < BLOCK_64X64) {
1020 for (x->sb_index = 0; x->sb_index < 256 / num_4x4_blk; ++x->sb_index) {
1021 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1022 ctx->num_4x4_blk = num_4x4_blk;
1023 alloc_mode_context(cm, num_4x4_blk, ctx);
1026 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1027 ctx->num_4x4_blk = num_4x4_blk;
1028 alloc_mode_context(cm, num_4x4_blk, ctx);
1033 static void free_pick_mode_context(MACROBLOCK *x) {
1036 for (i = 0; i < BLOCK_SIZES; ++i) {
1037 const int num_4x4_w = num_4x4_blocks_wide_lookup[i];
1038 const int num_4x4_h = num_4x4_blocks_high_lookup[i];
1039 const int num_4x4_blk = MAX(4, num_4x4_w * num_4x4_h);
1040 if (i < BLOCK_16X16) {
1041 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1042 for (x->mb_index = 0; x->mb_index < 4; ++x->mb_index) {
1043 for (x->b_index = 0; x->b_index < 16 / num_4x4_blk; ++x->b_index) {
1044 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1045 free_mode_context(ctx);
1049 } else if (i < BLOCK_32X32) {
1050 for (x->sb_index = 0; x->sb_index < 4; ++x->sb_index) {
1051 for (x->mb_index = 0; x->mb_index < 64 / num_4x4_blk; ++x->mb_index) {
1052 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1053 free_mode_context(ctx);
1056 } else if (i < BLOCK_64X64) {
1057 for (x->sb_index = 0; x->sb_index < 256 / num_4x4_blk; ++x->sb_index) {
1058 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1059 free_mode_context(ctx);
1062 PICK_MODE_CONTEXT *ctx = get_block_context(x, i);
1063 free_mode_context(ctx);
1068 VP9_COMP *vp9_create_compressor(VP9_CONFIG *oxcf) {
1070 VP9_COMP *const cpi = vpx_memalign(32, sizeof(VP9_COMP));
1071 VP9_COMMON *const cm = cpi != NULL ? &cpi->common : NULL;
1078 if (setjmp(cm->error.jmp)) {
1079 cm->error.setjmp = 0;
1080 vp9_remove_compressor(cpi);
1084 cm->error.setjmp = 1;
1086 CHECK_MEM_ERROR(cm, cpi->mb.ss, vpx_calloc(sizeof(search_site),
1087 (MAX_MVSEARCH_STEPS * 8) + 1));
1093 init_config(cpi, oxcf);
1094 vp9_rc_init(&cpi->oxcf, cpi->pass, &cpi->rc);
1095 init_pick_mode_context(cpi);
1097 cm->current_video_frame = 0;
1099 // Set reference frame sign bias for ALTREF frame to 1 (for now)
1100 cm->ref_frame_sign_bias[ALTREF_FRAME] = 1;
1102 cpi->gold_is_last = 0;
1103 cpi->alt_is_last = 0;
1104 cpi->gold_is_alt = 0;
1106 // Create the encoder segmentation map and set all entries to 0
1107 CHECK_MEM_ERROR(cm, cpi->segmentation_map,
1108 vpx_calloc(cm->mi_rows * cm->mi_cols, 1));
1110 // Create a complexity map used for rd adjustment
1111 CHECK_MEM_ERROR(cm, cpi->complexity_map,
1112 vpx_calloc(cm->mi_rows * cm->mi_cols, 1));
1114 // Create a map used for cyclic background refresh.
1115 CHECK_MEM_ERROR(cm, cpi->cyclic_refresh,
1116 vp9_cyclic_refresh_alloc(cm->mi_rows, cm->mi_cols));
1118 // And a place holder structure is the coding context
1119 // for use if we want to save and restore it
1120 CHECK_MEM_ERROR(cm, cpi->coding_context.last_frame_seg_map_copy,
1121 vpx_calloc(cm->mi_rows * cm->mi_cols, 1));
1123 CHECK_MEM_ERROR(cm, cpi->active_map, vpx_calloc(cm->MBs, 1));
1124 vpx_memset(cpi->active_map, 1, cm->MBs);
1125 cpi->active_map_enabled = 0;
1127 for (i = 0; i < (sizeof(cpi->mbgraph_stats) /
1128 sizeof(cpi->mbgraph_stats[0])); i++) {
1129 CHECK_MEM_ERROR(cm, cpi->mbgraph_stats[i].mb_stats,
1130 vpx_calloc(cm->MBs *
1131 sizeof(*cpi->mbgraph_stats[i].mb_stats), 1));
1134 /*Initialize the feed-forward activity masking.*/
1135 cpi->activity_avg = 90 << 12;
1136 cpi->key_frame_frequency = cpi->oxcf.key_freq;
1137 cpi->refresh_alt_ref_frame = 0;
1139 #if CONFIG_MULTIPLE_ARF
1140 // Turn multiple ARF usage on/off. This is a quick hack for the initial test
1141 // version. It should eventually be set via the codec API.
1142 cpi->multi_arf_enabled = 1;
1144 if (cpi->multi_arf_enabled) {
1145 cpi->sequence_number = 0;
1146 cpi->frame_coding_order_period = 0;
1147 vp9_zero(cpi->frame_coding_order);
1148 vp9_zero(cpi->arf_buffer_idx);
1152 cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS;
1153 #if CONFIG_INTERNAL_STATS
1154 cpi->b_calculate_ssimg = 0;
1159 if (cpi->b_calculate_psnr) {
1164 cpi->total_sq_error = 0;
1165 cpi->total_samples = 0;
1167 cpi->totalp_y = 0.0;
1168 cpi->totalp_u = 0.0;
1169 cpi->totalp_v = 0.0;
1171 cpi->totalp_sq_error = 0;
1172 cpi->totalp_samples = 0;
1174 cpi->tot_recode_hits = 0;
1175 cpi->summed_quality = 0;
1176 cpi->summed_weights = 0;
1177 cpi->summedp_quality = 0;
1178 cpi->summedp_weights = 0;
1181 if (cpi->b_calculate_ssimg) {
1182 cpi->total_ssimg_y = 0;
1183 cpi->total_ssimg_u = 0;
1184 cpi->total_ssimg_v = 0;
1185 cpi->total_ssimg_all = 0;
1190 cpi->first_time_stamp_ever = INT64_MAX;
1192 cal_nmvjointsadcost(cpi->mb.nmvjointsadcost);
1193 cpi->mb.nmvcost[0] = &cpi->mb.nmvcosts[0][MV_MAX];
1194 cpi->mb.nmvcost[1] = &cpi->mb.nmvcosts[1][MV_MAX];
1195 cpi->mb.nmvsadcost[0] = &cpi->mb.nmvsadcosts[0][MV_MAX];
1196 cpi->mb.nmvsadcost[1] = &cpi->mb.nmvsadcosts[1][MV_MAX];
1197 cal_nmvsadcosts(cpi->mb.nmvsadcost);
1199 cpi->mb.nmvcost_hp[0] = &cpi->mb.nmvcosts_hp[0][MV_MAX];
1200 cpi->mb.nmvcost_hp[1] = &cpi->mb.nmvcosts_hp[1][MV_MAX];
1201 cpi->mb.nmvsadcost_hp[0] = &cpi->mb.nmvsadcosts_hp[0][MV_MAX];
1202 cpi->mb.nmvsadcost_hp[1] = &cpi->mb.nmvsadcosts_hp[1][MV_MAX];
1203 cal_nmvsadcosts_hp(cpi->mb.nmvsadcost_hp);
1205 #ifdef OUTPUT_YUV_SRC
1206 yuv_file = fopen("bd.yuv", "ab");
1208 #ifdef OUTPUT_YUV_REC
1209 yuv_rec_file = fopen("rec.yuv", "wb");
1213 framepsnr = fopen("framepsnr.stt", "a");
1214 kf_list = fopen("kf_list.stt", "w");
1217 cpi->output_pkt_list = oxcf->output_pkt_list;
1219 cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED;
1221 if (cpi->pass == 1) {
1222 vp9_init_first_pass(cpi);
1223 } else if (cpi->pass == 2) {
1224 const size_t packet_sz = sizeof(FIRSTPASS_STATS);
1225 const int packets = (int)(oxcf->two_pass_stats_in.sz / packet_sz);
1227 if (cpi->svc.number_spatial_layers > 1
1228 && cpi->svc.number_temporal_layers == 1) {
1229 FIRSTPASS_STATS *const stats = oxcf->two_pass_stats_in.buf;
1230 FIRSTPASS_STATS *stats_copy[VPX_SS_MAX_LAYERS] = {0};
1233 for (i = 0; i < oxcf->ss_number_layers; ++i) {
1234 FIRSTPASS_STATS *const last_packet_for_layer =
1235 &stats[packets - oxcf->ss_number_layers + i];
1236 const int layer_id = (int)last_packet_for_layer->spatial_layer_id;
1237 const int packets_in_layer = (int)last_packet_for_layer->count + 1;
1238 if (layer_id >= 0 && layer_id < oxcf->ss_number_layers) {
1239 LAYER_CONTEXT *const lc = &cpi->svc.layer_context[layer_id];
1241 vpx_free(lc->rc_twopass_stats_in.buf);
1243 lc->rc_twopass_stats_in.sz = packets_in_layer * packet_sz;
1244 CHECK_MEM_ERROR(cm, lc->rc_twopass_stats_in.buf,
1245 vpx_malloc(lc->rc_twopass_stats_in.sz));
1246 lc->twopass.stats_in_start = lc->rc_twopass_stats_in.buf;
1247 lc->twopass.stats_in = lc->twopass.stats_in_start;
1248 lc->twopass.stats_in_end = lc->twopass.stats_in_start
1249 + packets_in_layer - 1;
1250 stats_copy[layer_id] = lc->rc_twopass_stats_in.buf;
1254 for (i = 0; i < packets; ++i) {
1255 const int layer_id = (int)stats[i].spatial_layer_id;
1256 if (layer_id >= 0 && layer_id < oxcf->ss_number_layers
1257 && stats_copy[layer_id] != NULL) {
1258 *stats_copy[layer_id] = stats[i];
1259 ++stats_copy[layer_id];
1263 vp9_init_second_pass_spatial_svc(cpi);
1265 cpi->twopass.stats_in_start = oxcf->two_pass_stats_in.buf;
1266 cpi->twopass.stats_in = cpi->twopass.stats_in_start;
1267 cpi->twopass.stats_in_end = &cpi->twopass.stats_in[packets - 1];
1269 vp9_init_second_pass(cpi);
1273 set_speed_features(cpi);
1275 // Default rd threshold factors for mode selection
1276 for (i = 0; i < BLOCK_SIZES; ++i) {
1277 for (j = 0; j < MAX_MODES; ++j)
1278 cpi->rd_thresh_freq_fact[i][j] = 32;
1279 for (j = 0; j < MAX_REFS; ++j)
1280 cpi->rd_thresh_freq_sub8x8[i][j] = 32;
1283 #define BFP(BT, SDF, SDAF, VF, SVF, SVAF, SVFHH, SVFHV, SVFHHV, \
1284 SDX3F, SDX8F, SDX4DF)\
1285 cpi->fn_ptr[BT].sdf = SDF; \
1286 cpi->fn_ptr[BT].sdaf = SDAF; \
1287 cpi->fn_ptr[BT].vf = VF; \
1288 cpi->fn_ptr[BT].svf = SVF; \
1289 cpi->fn_ptr[BT].svaf = SVAF; \
1290 cpi->fn_ptr[BT].svf_halfpix_h = SVFHH; \
1291 cpi->fn_ptr[BT].svf_halfpix_v = SVFHV; \
1292 cpi->fn_ptr[BT].svf_halfpix_hv = SVFHHV; \
1293 cpi->fn_ptr[BT].sdx3f = SDX3F; \
1294 cpi->fn_ptr[BT].sdx8f = SDX8F; \
1295 cpi->fn_ptr[BT].sdx4df = SDX4DF;
1297 BFP(BLOCK_32X16, vp9_sad32x16, vp9_sad32x16_avg,
1298 vp9_variance32x16, vp9_sub_pixel_variance32x16,
1299 vp9_sub_pixel_avg_variance32x16, NULL, NULL,
1303 BFP(BLOCK_16X32, vp9_sad16x32, vp9_sad16x32_avg,
1304 vp9_variance16x32, vp9_sub_pixel_variance16x32,
1305 vp9_sub_pixel_avg_variance16x32, NULL, NULL,
1309 BFP(BLOCK_64X32, vp9_sad64x32, vp9_sad64x32_avg,
1310 vp9_variance64x32, vp9_sub_pixel_variance64x32,
1311 vp9_sub_pixel_avg_variance64x32, NULL, NULL,
1315 BFP(BLOCK_32X64, vp9_sad32x64, vp9_sad32x64_avg,
1316 vp9_variance32x64, vp9_sub_pixel_variance32x64,
1317 vp9_sub_pixel_avg_variance32x64, NULL, NULL,
1321 BFP(BLOCK_32X32, vp9_sad32x32, vp9_sad32x32_avg,
1322 vp9_variance32x32, vp9_sub_pixel_variance32x32,
1323 vp9_sub_pixel_avg_variance32x32, vp9_variance_halfpixvar32x32_h,
1324 vp9_variance_halfpixvar32x32_v,
1325 vp9_variance_halfpixvar32x32_hv, vp9_sad32x32x3, vp9_sad32x32x8,
1328 BFP(BLOCK_64X64, vp9_sad64x64, vp9_sad64x64_avg,
1329 vp9_variance64x64, vp9_sub_pixel_variance64x64,
1330 vp9_sub_pixel_avg_variance64x64, vp9_variance_halfpixvar64x64_h,
1331 vp9_variance_halfpixvar64x64_v,
1332 vp9_variance_halfpixvar64x64_hv, vp9_sad64x64x3, vp9_sad64x64x8,
1335 BFP(BLOCK_16X16, vp9_sad16x16, vp9_sad16x16_avg,
1336 vp9_variance16x16, vp9_sub_pixel_variance16x16,
1337 vp9_sub_pixel_avg_variance16x16, vp9_variance_halfpixvar16x16_h,
1338 vp9_variance_halfpixvar16x16_v,
1339 vp9_variance_halfpixvar16x16_hv, vp9_sad16x16x3, vp9_sad16x16x8,
1342 BFP(BLOCK_16X8, vp9_sad16x8, vp9_sad16x8_avg,
1343 vp9_variance16x8, vp9_sub_pixel_variance16x8,
1344 vp9_sub_pixel_avg_variance16x8, NULL, NULL, NULL,
1345 vp9_sad16x8x3, vp9_sad16x8x8, vp9_sad16x8x4d)
1347 BFP(BLOCK_8X16, vp9_sad8x16, vp9_sad8x16_avg,
1348 vp9_variance8x16, vp9_sub_pixel_variance8x16,
1349 vp9_sub_pixel_avg_variance8x16, NULL, NULL, NULL,
1350 vp9_sad8x16x3, vp9_sad8x16x8, vp9_sad8x16x4d)
1352 BFP(BLOCK_8X8, vp9_sad8x8, vp9_sad8x8_avg,
1353 vp9_variance8x8, vp9_sub_pixel_variance8x8,
1354 vp9_sub_pixel_avg_variance8x8, NULL, NULL, NULL,
1355 vp9_sad8x8x3, vp9_sad8x8x8, vp9_sad8x8x4d)
1357 BFP(BLOCK_8X4, vp9_sad8x4, vp9_sad8x4_avg,
1358 vp9_variance8x4, vp9_sub_pixel_variance8x4,
1359 vp9_sub_pixel_avg_variance8x4, NULL, NULL,
1360 NULL, NULL, vp9_sad8x4x8,
1363 BFP(BLOCK_4X8, vp9_sad4x8, vp9_sad4x8_avg,
1364 vp9_variance4x8, vp9_sub_pixel_variance4x8,
1365 vp9_sub_pixel_avg_variance4x8, NULL, NULL,
1366 NULL, NULL, vp9_sad4x8x8,
1369 BFP(BLOCK_4X4, vp9_sad4x4, vp9_sad4x4_avg,
1370 vp9_variance4x4, vp9_sub_pixel_variance4x4,
1371 vp9_sub_pixel_avg_variance4x4, NULL, NULL, NULL,
1372 vp9_sad4x4x3, vp9_sad4x4x8, vp9_sad4x4x4d)
1374 cpi->full_search_sad = vp9_full_search_sad;
1375 cpi->diamond_search_sad = vp9_diamond_search_sad;
1376 cpi->refining_search_sad = vp9_refining_search_sad;
1378 /* vp9_init_quantizer() is first called here. Add check in
1379 * vp9_frame_init_quantizer() so that vp9_init_quantizer is only
1380 * called later when needed. This will avoid unnecessary calls of
1381 * vp9_init_quantizer() for every frame.
1383 vp9_init_quantizer(cpi);
1385 vp9_loop_filter_init(cm);
1387 cm->error.setjmp = 0;
1389 vp9_zero(cpi->common.counts.uv_mode);
1391 #ifdef MODE_TEST_HIT_STATS
1392 vp9_zero(cpi->mode_test_hits);
1398 void vp9_remove_compressor(VP9_COMP *cpi) {
1404 if (cpi && (cpi->common.current_video_frame > 0)) {
1405 #if CONFIG_INTERNAL_STATS
1407 vp9_clear_system_state();
1409 // printf("\n8x8-4x4:%d-%d\n", cpi->t8x8_count, cpi->t4x4_count);
1410 if (cpi->pass != 1) {
1411 FILE *f = fopen("opsnr.stt", "a");
1412 double time_encoded = (cpi->last_end_time_stamp_seen
1413 - cpi->first_time_stamp_ever) / 10000000.000;
1414 double total_encode_time = (cpi->time_receive_data +
1415 cpi->time_compress_data) / 1000.000;
1416 double dr = (double)cpi->bytes * (double) 8 / (double)1000
1419 if (cpi->b_calculate_psnr) {
1420 const double total_psnr =
1421 vpx_sse_to_psnr((double)cpi->total_samples, 255.0,
1422 (double)cpi->total_sq_error);
1423 const double totalp_psnr =
1424 vpx_sse_to_psnr((double)cpi->totalp_samples, 255.0,
1425 (double)cpi->totalp_sq_error);
1426 const double total_ssim = 100 * pow(cpi->summed_quality /
1427 cpi->summed_weights, 8.0);
1428 const double totalp_ssim = 100 * pow(cpi->summedp_quality /
1429 cpi->summedp_weights, 8.0);
1431 fprintf(f, "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\tGLPsnrP\t"
1432 "VPXSSIM\tVPSSIMP\t Time(ms)\n");
1433 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",
1434 dr, cpi->total / cpi->count, total_psnr,
1435 cpi->totalp / cpi->count, totalp_psnr, total_ssim, totalp_ssim,
1439 if (cpi->b_calculate_ssimg) {
1440 fprintf(f, "BitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t Time(ms)\n");
1441 fprintf(f, "%7.2f\t%6.4f\t%6.4f\t%6.4f\t%6.4f\t%8.0f\n", dr,
1442 cpi->total_ssimg_y / cpi->count,
1443 cpi->total_ssimg_u / cpi->count,
1444 cpi->total_ssimg_v / cpi->count,
1445 cpi->total_ssimg_all / cpi->count, total_encode_time);
1453 #ifdef MODE_TEST_HIT_STATS
1454 if (cpi->pass != 1) {
1455 double norm_per_pixel_mode_tests = 0;
1456 double norm_counts[BLOCK_SIZES];
1459 int norm_factors[BLOCK_SIZES] =
1460 {256, 128, 128, 64, 32, 32, 16, 8, 8, 4, 2, 2, 1};
1461 FILE *f = fopen("mode_hit_stats.stt", "a");
1463 // On average, how many mode tests do we do
1464 for (i = 0; i < BLOCK_SIZES; ++i) {
1465 norm_counts[i] = (double)cpi->mode_test_hits[i] /
1466 (double)norm_factors[i];
1467 norm_per_pixel_mode_tests += norm_counts[i];
1469 // Convert to a number per 64x64 and per frame
1470 sb64_per_frame = ((cpi->common.height + 63) / 64) *
1471 ((cpi->common.width + 63) / 64);
1472 norm_per_pixel_mode_tests =
1473 norm_per_pixel_mode_tests /
1474 (double)(cpi->common.current_video_frame * sb64_per_frame);
1476 fprintf(f, "%6.4f\n", norm_per_pixel_mode_tests);
1483 printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000);
1484 printf("\n_frames recive_data encod_mb_row compress_frame Total\n");
1485 printf("%6d %10ld %10ld %10ld %10ld\n", cpi->common.current_video_frame,
1486 cpi->time_receive_data / 1000, cpi->time_encode_sb_row / 1000,
1487 cpi->time_compress_data / 1000,
1488 (cpi->time_receive_data + cpi->time_compress_data) / 1000);
1493 free_pick_mode_context(&cpi->mb);
1494 dealloc_compressor_data(cpi);
1495 vpx_free(cpi->mb.ss);
1498 for (i = 0; i < sizeof(cpi->mbgraph_stats) /
1499 sizeof(cpi->mbgraph_stats[0]); ++i) {
1500 vpx_free(cpi->mbgraph_stats[i].mb_stats);
1503 vp9_remove_common(&cpi->common);
1506 #ifdef OUTPUT_YUV_SRC
1509 #ifdef OUTPUT_YUV_REC
1510 fclose(yuv_rec_file);
1526 static int64_t get_sse(const uint8_t *a, int a_stride,
1527 const uint8_t *b, int b_stride,
1528 int width, int height) {
1529 const int dw = width % 16;
1530 const int dh = height % 16;
1531 int64_t total_sse = 0;
1532 unsigned int sse = 0;
1537 variance(&a[width - dw], a_stride, &b[width - dw], b_stride,
1538 dw, height, &sse, &sum);
1543 variance(&a[(height - dh) * a_stride], a_stride,
1544 &b[(height - dh) * b_stride], b_stride,
1545 width - dw, dh, &sse, &sum);
1549 for (y = 0; y < height / 16; ++y) {
1550 const uint8_t *pa = a;
1551 const uint8_t *pb = b;
1552 for (x = 0; x < width / 16; ++x) {
1553 vp9_mse16x16(pa, a_stride, pb, b_stride, &sse);
1568 double psnr[4]; // total/y/u/v
1569 uint64_t sse[4]; // total/y/u/v
1570 uint32_t samples[4]; // total/y/u/v
1573 static void calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b,
1575 const int widths[3] = {a->y_width, a->uv_width, a->uv_width };
1576 const int heights[3] = {a->y_height, a->uv_height, a->uv_height};
1577 const uint8_t *a_planes[3] = {a->y_buffer, a->u_buffer, a->v_buffer };
1578 const int a_strides[3] = {a->y_stride, a->uv_stride, a->uv_stride};
1579 const uint8_t *b_planes[3] = {b->y_buffer, b->u_buffer, b->v_buffer };
1580 const int b_strides[3] = {b->y_stride, b->uv_stride, b->uv_stride};
1582 uint64_t total_sse = 0;
1583 uint32_t total_samples = 0;
1585 for (i = 0; i < 3; ++i) {
1586 const int w = widths[i];
1587 const int h = heights[i];
1588 const uint32_t samples = w * h;
1589 const uint64_t sse = get_sse(a_planes[i], a_strides[i],
1590 b_planes[i], b_strides[i],
1592 psnr->sse[1 + i] = sse;
1593 psnr->samples[1 + i] = samples;
1594 psnr->psnr[1 + i] = vpx_sse_to_psnr(samples, 255.0, (double)sse);
1597 total_samples += samples;
1600 psnr->sse[0] = total_sse;
1601 psnr->samples[0] = total_samples;
1602 psnr->psnr[0] = vpx_sse_to_psnr((double)total_samples, 255.0,
1606 static void generate_psnr_packet(VP9_COMP *cpi) {
1607 struct vpx_codec_cx_pkt pkt;
1610 calc_psnr(cpi->Source, cpi->common.frame_to_show, &psnr);
1611 for (i = 0; i < 4; ++i) {
1612 pkt.data.psnr.samples[i] = psnr.samples[i];
1613 pkt.data.psnr.sse[i] = psnr.sse[i];
1614 pkt.data.psnr.psnr[i] = psnr.psnr[i];
1616 pkt.kind = VPX_CODEC_PSNR_PKT;
1617 vpx_codec_pkt_list_add(cpi->output_pkt_list, &pkt);
1620 int vp9_use_as_reference(VP9_COMP *cpi, int ref_frame_flags) {
1621 if (ref_frame_flags > 7)
1624 cpi->ref_frame_flags = ref_frame_flags;
1628 void vp9_update_reference(VP9_COMP *cpi, int ref_frame_flags) {
1629 cpi->ext_refresh_golden_frame = (ref_frame_flags & VP9_GOLD_FLAG) != 0;
1630 cpi->ext_refresh_alt_ref_frame = (ref_frame_flags & VP9_ALT_FLAG) != 0;
1631 cpi->ext_refresh_last_frame = (ref_frame_flags & VP9_LAST_FLAG) != 0;
1632 cpi->ext_refresh_frame_flags_pending = 1;
1635 static YV12_BUFFER_CONFIG *get_vp9_ref_frame_buffer(VP9_COMP *cpi,
1636 VP9_REFFRAME ref_frame_flag) {
1637 MV_REFERENCE_FRAME ref_frame = NONE;
1638 if (ref_frame_flag == VP9_LAST_FLAG)
1639 ref_frame = LAST_FRAME;
1640 else if (ref_frame_flag == VP9_GOLD_FLAG)
1641 ref_frame = GOLDEN_FRAME;
1642 else if (ref_frame_flag == VP9_ALT_FLAG)
1643 ref_frame = ALTREF_FRAME;
1645 return ref_frame == NONE ? NULL : get_ref_frame_buffer(cpi, ref_frame);
1648 int vp9_copy_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag,
1649 YV12_BUFFER_CONFIG *sd) {
1650 YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag);
1652 vp8_yv12_copy_frame(cfg, sd);
1659 int vp9_get_reference_enc(VP9_COMP *cpi, int index, YV12_BUFFER_CONFIG **fb) {
1660 VP9_COMMON *cm = &cpi->common;
1662 if (index < 0 || index >= REF_FRAMES)
1665 *fb = &cm->frame_bufs[cm->ref_frame_map[index]].buf;
1669 int vp9_set_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag,
1670 YV12_BUFFER_CONFIG *sd) {
1671 YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag);
1673 vp8_yv12_copy_frame(sd, cfg);
1680 int vp9_update_entropy(VP9_COMP * cpi, int update) {
1681 cpi->ext_refresh_frame_context = update;
1682 cpi->ext_refresh_frame_context_pending = 1;
1687 #ifdef OUTPUT_YUV_SRC
1688 void vp9_write_yuv_frame(YV12_BUFFER_CONFIG *s) {
1689 uint8_t *src = s->y_buffer;
1690 int h = s->y_height;
1693 fwrite(src, s->y_width, 1, yuv_file);
1701 fwrite(src, s->uv_width, 1, yuv_file);
1702 src += s->uv_stride;
1709 fwrite(src, s->uv_width, 1, yuv_file);
1710 src += s->uv_stride;
1715 #ifdef OUTPUT_YUV_REC
1716 void vp9_write_yuv_rec_frame(VP9_COMMON *cm) {
1717 YV12_BUFFER_CONFIG *s = cm->frame_to_show;
1718 uint8_t *src = s->y_buffer;
1722 fwrite(src, s->y_width, 1, yuv_rec_file);
1730 fwrite(src, s->uv_width, 1, yuv_rec_file);
1731 src += s->uv_stride;
1738 fwrite(src, s->uv_width, 1, yuv_rec_file);
1739 src += s->uv_stride;
1743 if (s->alpha_buffer) {
1744 src = s->alpha_buffer;
1745 h = s->alpha_height;
1747 fwrite(src, s->alpha_width, 1, yuv_rec_file);
1748 src += s->alpha_stride;
1753 fflush(yuv_rec_file);
1757 static void scale_and_extend_frame_nonnormative(YV12_BUFFER_CONFIG *src_fb,
1758 YV12_BUFFER_CONFIG *dst_fb) {
1759 const int in_w = src_fb->y_crop_width;
1760 const int in_h = src_fb->y_crop_height;
1761 const int out_w = dst_fb->y_crop_width;
1762 const int out_h = dst_fb->y_crop_height;
1763 const int in_w_uv = src_fb->uv_crop_width;
1764 const int in_h_uv = src_fb->uv_crop_height;
1765 const int out_w_uv = dst_fb->uv_crop_width;
1766 const int out_h_uv = dst_fb->uv_crop_height;
1769 uint8_t *srcs[4] = {src_fb->y_buffer, src_fb->u_buffer, src_fb->v_buffer,
1770 src_fb->alpha_buffer};
1771 int src_strides[4] = {src_fb->y_stride, src_fb->uv_stride, src_fb->uv_stride,
1772 src_fb->alpha_stride};
1774 uint8_t *dsts[4] = {dst_fb->y_buffer, dst_fb->u_buffer, dst_fb->v_buffer,
1775 dst_fb->alpha_buffer};
1776 int dst_strides[4] = {dst_fb->y_stride, dst_fb->uv_stride, dst_fb->uv_stride,
1777 dst_fb->alpha_stride};
1779 for (i = 0; i < MAX_MB_PLANE; ++i) {
1780 if (i == 0 || i == 3) {
1781 // Y and alpha planes
1782 vp9_resize_plane(srcs[i], in_h, in_w, src_strides[i],
1783 dsts[i], out_h, out_w, dst_strides[i]);
1786 vp9_resize_plane(srcs[i], in_h_uv, in_w_uv, src_strides[i],
1787 dsts[i], out_h_uv, out_w_uv, dst_strides[i]);
1790 vp8_yv12_extend_frame_borders(dst_fb);
1793 static void scale_and_extend_frame(YV12_BUFFER_CONFIG *src_fb,
1794 YV12_BUFFER_CONFIG *dst_fb) {
1795 const int in_w = src_fb->y_crop_width;
1796 const int in_h = src_fb->y_crop_height;
1797 const int out_w = dst_fb->y_crop_width;
1798 const int out_h = dst_fb->y_crop_height;
1801 uint8_t *srcs[4] = {src_fb->y_buffer, src_fb->u_buffer, src_fb->v_buffer,
1802 src_fb->alpha_buffer};
1803 int src_strides[4] = {src_fb->y_stride, src_fb->uv_stride, src_fb->uv_stride,
1804 src_fb->alpha_stride};
1806 uint8_t *dsts[4] = {dst_fb->y_buffer, dst_fb->u_buffer, dst_fb->v_buffer,
1807 dst_fb->alpha_buffer};
1808 int dst_strides[4] = {dst_fb->y_stride, dst_fb->uv_stride, dst_fb->uv_stride,
1809 dst_fb->alpha_stride};
1811 for (y = 0; y < out_h; y += 16) {
1812 for (x = 0; x < out_w; x += 16) {
1813 for (i = 0; i < MAX_MB_PLANE; ++i) {
1814 const int factor = (i == 0 || i == 3 ? 1 : 2);
1815 const int x_q4 = x * (16 / factor) * in_w / out_w;
1816 const int y_q4 = y * (16 / factor) * in_h / out_h;
1817 const int src_stride = src_strides[i];
1818 const int dst_stride = dst_strides[i];
1819 uint8_t *src = srcs[i] + y / factor * in_h / out_h * src_stride +
1820 x / factor * in_w / out_w;
1821 uint8_t *dst = dsts[i] + y / factor * dst_stride + x / factor;
1823 vp9_convolve8(src, src_stride, dst, dst_stride,
1824 vp9_sub_pel_filters_8[x_q4 & 0xf], 16 * in_w / out_w,
1825 vp9_sub_pel_filters_8[y_q4 & 0xf], 16 * in_h / out_h,
1826 16 / factor, 16 / factor);
1831 vp8_yv12_extend_frame_borders(dst_fb);
1834 static int find_fp_qindex() {
1837 for (i = 0; i < QINDEX_RANGE; i++) {
1838 if (vp9_convert_qindex_to_q(i) >= 30.0) {
1843 if (i == QINDEX_RANGE)
1849 #define WRITE_RECON_BUFFER 0
1850 #if WRITE_RECON_BUFFER
1851 void write_cx_frame_to_file(YV12_BUFFER_CONFIG *frame, int this_frame) {
1856 snprintf(filename, sizeof(filename), "cx\\y%04d.raw", this_frame);
1857 yframe = fopen(filename, "wb");
1859 for (i = 0; i < frame->y_height; i++)
1860 fwrite(frame->y_buffer + i * frame->y_stride,
1861 frame->y_width, 1, yframe);
1864 snprintf(filename, sizeof(filename), "cx\\u%04d.raw", this_frame);
1865 yframe = fopen(filename, "wb");
1867 for (i = 0; i < frame->uv_height; i++)
1868 fwrite(frame->u_buffer + i * frame->uv_stride,
1869 frame->uv_width, 1, yframe);
1872 snprintf(filename, sizeof(filename), "cx\\v%04d.raw", this_frame);
1873 yframe = fopen(filename, "wb");
1875 for (i = 0; i < frame->uv_height; i++)
1876 fwrite(frame->v_buffer + i * frame->uv_stride,
1877 frame->uv_width, 1, yframe);
1883 // Function to test for conditions that indicate we should loop
1884 // back and recode a frame.
1885 static int recode_loop_test(const VP9_COMP *cpi,
1886 int high_limit, int low_limit,
1887 int q, int maxq, int minq) {
1888 const VP9_COMMON *const cm = &cpi->common;
1889 const RATE_CONTROL *const rc = &cpi->rc;
1890 int force_recode = 0;
1892 // Special case trap if maximum allowed frame size exceeded.
1893 if (rc->projected_frame_size > rc->max_frame_bandwidth) {
1896 // Is frame recode allowed.
1897 // Yes if either recode mode 1 is selected or mode 2 is selected
1898 // and the frame is a key frame, golden frame or alt_ref_frame
1899 } else if ((cpi->sf.recode_loop == ALLOW_RECODE) ||
1900 ((cpi->sf.recode_loop == ALLOW_RECODE_KFARFGF) &&
1901 (cm->frame_type == KEY_FRAME ||
1902 cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame))) {
1903 // General over and under shoot tests
1904 if ((rc->projected_frame_size > high_limit && q < maxq) ||
1905 (rc->projected_frame_size < low_limit && q > minq)) {
1907 } else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) {
1908 // Deal with frame undershoot and whether or not we are
1909 // below the automatically set cq level.
1910 if (q > cpi->cq_target_quality &&
1911 rc->projected_frame_size < ((rc->this_frame_target * 7) >> 3)) {
1916 return force_recode;
1919 void vp9_update_reference_frames(VP9_COMP *cpi) {
1920 VP9_COMMON * const cm = &cpi->common;
1922 // At this point the new frame has been encoded.
1923 // If any buffer copy / swapping is signaled it should be done here.
1924 if (cm->frame_type == KEY_FRAME) {
1925 ref_cnt_fb(cm->frame_bufs,
1926 &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx);
1927 ref_cnt_fb(cm->frame_bufs,
1928 &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx);
1930 #if CONFIG_MULTIPLE_ARF
1931 else if (!cpi->multi_arf_enabled && cpi->refresh_golden_frame &&
1932 !cpi->refresh_alt_ref_frame) {
1934 else if (cpi->refresh_golden_frame && !cpi->refresh_alt_ref_frame &&
1937 /* Preserve the previously existing golden frame and update the frame in
1938 * the alt ref slot instead. This is highly specific to the current use of
1939 * alt-ref as a forward reference, and this needs to be generalized as
1940 * other uses are implemented (like RTC/temporal scaling)
1942 * The update to the buffer in the alt ref slot was signaled in
1943 * vp9_pack_bitstream(), now swap the buffer pointers so that it's treated
1944 * as the golden frame next time.
1948 ref_cnt_fb(cm->frame_bufs,
1949 &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx);
1951 tmp = cpi->alt_fb_idx;
1952 cpi->alt_fb_idx = cpi->gld_fb_idx;
1953 cpi->gld_fb_idx = tmp;
1954 } else { /* For non key/golden frames */
1955 if (cpi->refresh_alt_ref_frame) {
1956 int arf_idx = cpi->alt_fb_idx;
1957 #if CONFIG_MULTIPLE_ARF
1958 if (cpi->multi_arf_enabled) {
1959 arf_idx = cpi->arf_buffer_idx[cpi->sequence_number + 1];
1962 ref_cnt_fb(cm->frame_bufs,
1963 &cm->ref_frame_map[arf_idx], cm->new_fb_idx);
1966 if (cpi->refresh_golden_frame) {
1967 ref_cnt_fb(cm->frame_bufs,
1968 &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx);
1972 if (cpi->refresh_last_frame) {
1973 ref_cnt_fb(cm->frame_bufs,
1974 &cm->ref_frame_map[cpi->lst_fb_idx], cm->new_fb_idx);
1978 static void loopfilter_frame(VP9_COMP *cpi, VP9_COMMON *cm) {
1979 MACROBLOCKD *xd = &cpi->mb.e_mbd;
1980 struct loopfilter *lf = &cm->lf;
1982 lf->filter_level = 0;
1984 struct vpx_usec_timer timer;
1986 vp9_clear_system_state();
1988 vpx_usec_timer_start(&timer);
1990 vp9_pick_filter_level(cpi->Source, cpi, cpi->sf.lpf_pick);
1992 vpx_usec_timer_mark(&timer);
1993 cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer);
1996 if (lf->filter_level > 0) {
1997 vp9_loop_filter_frame(cm, xd, lf->filter_level, 0, 0);
2000 vp9_extend_frame_inner_borders(cm->frame_to_show);
2003 void vp9_scale_references(VP9_COMP *cpi) {
2004 VP9_COMMON *cm = &cpi->common;
2005 MV_REFERENCE_FRAME ref_frame;
2007 for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {
2008 const int idx = cm->ref_frame_map[get_ref_frame_idx(cpi, ref_frame)];
2009 YV12_BUFFER_CONFIG *const ref = &cm->frame_bufs[idx].buf;
2011 if (ref->y_crop_width != cm->width ||
2012 ref->y_crop_height != cm->height) {
2013 const int new_fb = get_free_fb(cm);
2014 vp9_realloc_frame_buffer(&cm->frame_bufs[new_fb].buf,
2015 cm->width, cm->height,
2016 cm->subsampling_x, cm->subsampling_y,
2017 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL);
2018 scale_and_extend_frame(ref, &cm->frame_bufs[new_fb].buf);
2019 cpi->scaled_ref_idx[ref_frame - 1] = new_fb;
2021 cpi->scaled_ref_idx[ref_frame - 1] = idx;
2022 cm->frame_bufs[idx].ref_count++;
2027 static void release_scaled_references(VP9_COMP *cpi) {
2028 VP9_COMMON *cm = &cpi->common;
2031 for (i = 0; i < 3; i++)
2032 cm->frame_bufs[cpi->scaled_ref_idx[i]].ref_count--;
2035 static void full_to_model_count(unsigned int *model_count,
2036 unsigned int *full_count) {
2038 model_count[ZERO_TOKEN] = full_count[ZERO_TOKEN];
2039 model_count[ONE_TOKEN] = full_count[ONE_TOKEN];
2040 model_count[TWO_TOKEN] = full_count[TWO_TOKEN];
2041 for (n = THREE_TOKEN; n < EOB_TOKEN; ++n)
2042 model_count[TWO_TOKEN] += full_count[n];
2043 model_count[EOB_MODEL_TOKEN] = full_count[EOB_TOKEN];
2046 static void full_to_model_counts(vp9_coeff_count_model *model_count,
2047 vp9_coeff_count *full_count) {
2050 for (i = 0; i < PLANE_TYPES; ++i)
2051 for (j = 0; j < REF_TYPES; ++j)
2052 for (k = 0; k < COEF_BANDS; ++k)
2053 for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l)
2054 full_to_model_count(model_count[i][j][k][l], full_count[i][j][k][l]);
2057 #if 0 && CONFIG_INTERNAL_STATS
2058 static void output_frame_level_debug_stats(VP9_COMP *cpi) {
2059 VP9_COMMON *const cm = &cpi->common;
2060 FILE *const f = fopen("tmp.stt", cm->current_video_frame ? "a" : "w");
2063 vp9_clear_system_state();
2065 recon_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
2067 if (cpi->twopass.total_left_stats.coded_error != 0.0)
2068 fprintf(f, "%10u %10d %10d %10d %10d %10d "
2069 "%10"PRId64" %10"PRId64" %10d "
2070 "%7.2lf %7.2lf %7.2lf %7.2lf %7.2lf"
2071 "%6d %6d %5d %5d %5d "
2072 "%10"PRId64" %10.3lf"
2073 "%10lf %8u %10d %10d %10d\n",
2074 cpi->common.current_video_frame, cpi->rc.this_frame_target,
2075 cpi->rc.projected_frame_size,
2076 cpi->rc.projected_frame_size / cpi->common.MBs,
2077 (cpi->rc.projected_frame_size - cpi->rc.this_frame_target),
2078 cpi->rc.total_target_vs_actual,
2079 (cpi->oxcf.starting_buffer_level - cpi->rc.bits_off_target),
2080 cpi->rc.total_actual_bits, cm->base_qindex,
2081 vp9_convert_qindex_to_q(cm->base_qindex),
2082 (double)vp9_dc_quant(cm->base_qindex, 0) / 4.0,
2084 vp9_convert_qindex_to_q(cpi->rc.ni_av_qi),
2085 vp9_convert_qindex_to_q(cpi->cq_target_quality),
2086 cpi->refresh_last_frame, cpi->refresh_golden_frame,
2087 cpi->refresh_alt_ref_frame, cm->frame_type, cpi->rc.gfu_boost,
2088 cpi->twopass.bits_left,
2089 cpi->twopass.total_left_stats.coded_error,
2090 cpi->twopass.bits_left /
2091 (1 + cpi->twopass.total_left_stats.coded_error),
2092 cpi->tot_recode_hits, recon_err, cpi->rc.kf_boost,
2093 cpi->twopass.kf_zeromotion_pct);
2098 FILE *const fmodes = fopen("Modes.stt", "a");
2101 fprintf(fmodes, "%6d:%1d:%1d:%1d ", cpi->common.current_video_frame,
2102 cm->frame_type, cpi->refresh_golden_frame,
2103 cpi->refresh_alt_ref_frame);
2105 for (i = 0; i < MAX_MODES; ++i)
2106 fprintf(fmodes, "%5d ", cpi->mode_chosen_counts[i]);
2108 fprintf(fmodes, "\n");
2115 static void encode_without_recode_loop(VP9_COMP *cpi,
2119 VP9_COMMON *const cm = &cpi->common;
2120 vp9_clear_system_state();
2121 vp9_set_quantizer(cm, q);
2123 // Set up entropy context depending on frame type. The decoder mandates
2124 // the use of the default context, index 0, for keyframes and inter
2125 // frames where the error_resilient_mode or intra_only flag is set. For
2126 // other inter-frames the encoder currently uses only two contexts;
2127 // context 1 for ALTREF frames and context 0 for the others.
2128 if (cm->frame_type == KEY_FRAME) {
2129 setup_key_frame(cpi);
2131 if (!cm->intra_only && !cm->error_resilient_mode && !cpi->use_svc)
2132 cm->frame_context_idx = cpi->refresh_alt_ref_frame;
2134 setup_inter_frame(cm);
2136 // Variance adaptive and in frame q adjustment experiments are mutually
2138 if (cpi->oxcf.aq_mode == VARIANCE_AQ) {
2139 vp9_vaq_frame_setup(cpi);
2140 } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) {
2141 vp9_setup_in_frame_q_adj(cpi);
2142 } else if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) {
2143 vp9_cyclic_refresh_setup(cpi);
2145 // transform / motion compensation build reconstruction frame
2146 vp9_encode_frame(cpi);
2148 // Update the skip mb flag probabilities based on the distribution
2149 // seen in the last encoder iteration.
2150 // update_base_skip_probs(cpi);
2151 vp9_clear_system_state();
2154 static void encode_with_recode_loop(VP9_COMP *cpi,
2160 VP9_COMMON *const cm = &cpi->common;
2161 RATE_CONTROL *const rc = &cpi->rc;
2164 int overshoot_seen = 0;
2165 int undershoot_seen = 0;
2166 int q_low = bottom_index, q_high = top_index;
2167 int frame_over_shoot_limit;
2168 int frame_under_shoot_limit;
2170 // Decide frame size bounds
2171 vp9_rc_compute_frame_size_bounds(cpi, rc->this_frame_target,
2172 &frame_under_shoot_limit,
2173 &frame_over_shoot_limit);
2176 vp9_clear_system_state();
2178 vp9_set_quantizer(cm, q);
2180 if (loop_count == 0) {
2181 // Set up entropy context depending on frame type. The decoder mandates
2182 // the use of the default context, index 0, for keyframes and inter
2183 // frames where the error_resilient_mode or intra_only flag is set. For
2184 // other inter-frames the encoder currently uses only two contexts;
2185 // context 1 for ALTREF frames and context 0 for the others.
2186 if (cm->frame_type == KEY_FRAME) {
2187 setup_key_frame(cpi);
2189 if (!cm->intra_only && !cm->error_resilient_mode && !cpi->use_svc)
2190 cpi->common.frame_context_idx = cpi->refresh_alt_ref_frame;
2192 setup_inter_frame(cm);
2196 // Variance adaptive and in frame q adjustment experiments are mutually
2198 if (cpi->oxcf.aq_mode == VARIANCE_AQ) {
2199 vp9_vaq_frame_setup(cpi);
2200 } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) {
2201 vp9_setup_in_frame_q_adj(cpi);
2204 // transform / motion compensation build reconstruction frame
2205 vp9_encode_frame(cpi);
2207 // Update the skip mb flag probabilities based on the distribution
2208 // seen in the last encoder iteration.
2209 // update_base_skip_probs(cpi);
2211 vp9_clear_system_state();
2213 // Dummy pack of the bitstream using up to date stats to get an
2214 // accurate estimate of output frame size to determine if we need
2216 if (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF) {
2217 save_coding_context(cpi);
2218 cpi->dummy_packing = 1;
2219 if (!cpi->sf.use_nonrd_pick_mode)
2220 vp9_pack_bitstream(cpi, dest, size);
2222 rc->projected_frame_size = (int)(*size) << 3;
2223 restore_coding_context(cpi);
2225 if (frame_over_shoot_limit == 0)
2226 frame_over_shoot_limit = 1;
2229 if (cpi->oxcf.end_usage == USAGE_CONSTANT_QUALITY) {
2232 if ((cm->frame_type == KEY_FRAME) &&
2233 rc->this_key_frame_forced &&
2234 (rc->projected_frame_size < rc->max_frame_bandwidth)) {
2236 int kf_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
2238 int high_err_target = cpi->ambient_err;
2239 int low_err_target = cpi->ambient_err >> 1;
2241 // Prevent possible divide by zero error below for perfect KF
2244 // The key frame is not good enough or we can afford
2245 // to make it better without undue risk of popping.
2246 if ((kf_err > high_err_target &&
2247 rc->projected_frame_size <= frame_over_shoot_limit) ||
2248 (kf_err > low_err_target &&
2249 rc->projected_frame_size <= frame_under_shoot_limit)) {
2251 q_high = q > q_low ? q - 1 : q_low;
2254 q = (q * high_err_target) / kf_err;
2255 q = MIN(q, (q_high + q_low) >> 1);
2256 } else if (kf_err < low_err_target &&
2257 rc->projected_frame_size >= frame_under_shoot_limit) {
2258 // The key frame is much better than the previous frame
2260 q_low = q < q_high ? q + 1 : q_high;
2263 q = (q * low_err_target) / kf_err;
2264 q = MIN(q, (q_high + q_low + 1) >> 1);
2267 // Clamp Q to upper and lower limits:
2268 q = clamp(q, q_low, q_high);
2271 } else if (recode_loop_test(
2272 cpi, frame_over_shoot_limit, frame_under_shoot_limit,
2273 q, MAX(q_high, top_index), bottom_index)) {
2274 // Is the projected frame size out of range and are we allowed
2275 // to attempt to recode.
2279 // Frame size out of permitted range:
2280 // Update correction factor & compute new Q to try...
2282 // Frame is too large
2283 if (rc->projected_frame_size > rc->this_frame_target) {
2284 // Special case if the projected size is > the max allowed.
2285 if (rc->projected_frame_size >= rc->max_frame_bandwidth)
2286 q_high = rc->worst_quality;
2288 // Raise Qlow as to at least the current value
2289 q_low = q < q_high ? q + 1 : q_high;
2291 if (undershoot_seen || loop_count > 1) {
2292 // Update rate_correction_factor unless
2293 vp9_rc_update_rate_correction_factors(cpi, 1);
2295 q = (q_high + q_low + 1) / 2;
2297 // Update rate_correction_factor unless
2298 vp9_rc_update_rate_correction_factors(cpi, 0);
2300 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2301 bottom_index, MAX(q_high, top_index));
2303 while (q < q_low && retries < 10) {
2304 vp9_rc_update_rate_correction_factors(cpi, 0);
2305 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2306 bottom_index, MAX(q_high, top_index));
2313 // Frame is too small
2314 q_high = q > q_low ? q - 1 : q_low;
2316 if (overshoot_seen || loop_count > 1) {
2317 vp9_rc_update_rate_correction_factors(cpi, 1);
2318 q = (q_high + q_low) / 2;
2320 vp9_rc_update_rate_correction_factors(cpi, 0);
2321 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2322 bottom_index, top_index);
2323 // Special case reset for qlow for constrained quality.
2324 // This should only trigger where there is very substantial
2325 // undershoot on a frame and the auto cq level is above
2326 // the user passsed in value.
2327 if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY &&
2332 while (q > q_high && retries < 10) {
2333 vp9_rc_update_rate_correction_factors(cpi, 0);
2334 q = vp9_rc_regulate_q(cpi, rc->this_frame_target,
2335 bottom_index, top_index);
2340 undershoot_seen = 1;
2343 // Clamp Q to upper and lower limits:
2344 q = clamp(q, q_low, q_high);
2352 // Special case for overlay frame.
2353 if (rc->is_src_frame_alt_ref &&
2354 rc->projected_frame_size < rc->max_frame_bandwidth)
2360 #if CONFIG_INTERNAL_STATS
2361 cpi->tot_recode_hits++;
2367 static void get_ref_frame_flags(VP9_COMP *cpi) {
2368 if (cpi->refresh_last_frame & cpi->refresh_golden_frame)
2369 cpi->gold_is_last = 1;
2370 else if (cpi->refresh_last_frame ^ cpi->refresh_golden_frame)
2371 cpi->gold_is_last = 0;
2373 if (cpi->refresh_last_frame & cpi->refresh_alt_ref_frame)
2374 cpi->alt_is_last = 1;
2375 else if (cpi->refresh_last_frame ^ cpi->refresh_alt_ref_frame)
2376 cpi->alt_is_last = 0;
2378 if (cpi->refresh_alt_ref_frame & cpi->refresh_golden_frame)
2379 cpi->gold_is_alt = 1;
2380 else if (cpi->refresh_alt_ref_frame ^ cpi->refresh_golden_frame)
2381 cpi->gold_is_alt = 0;
2383 cpi->ref_frame_flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG;
2385 if (cpi->gold_is_last)
2386 cpi->ref_frame_flags &= ~VP9_GOLD_FLAG;
2388 if (cpi->rc.frames_till_gf_update_due == INT_MAX)
2389 cpi->ref_frame_flags &= ~VP9_GOLD_FLAG;
2391 if (cpi->alt_is_last)
2392 cpi->ref_frame_flags &= ~VP9_ALT_FLAG;
2394 if (cpi->gold_is_alt)
2395 cpi->ref_frame_flags &= ~VP9_ALT_FLAG;
2398 static void set_ext_overrides(VP9_COMP *cpi) {
2399 // Overrides the defaults with the externally supplied values with
2400 // vp9_update_reference() and vp9_update_entropy() calls
2401 // Note: The overrides are valid only for the next frame passed
2402 // to encode_frame_to_data_rate() function
2403 if (cpi->ext_refresh_frame_context_pending) {
2404 cpi->common.refresh_frame_context = cpi->ext_refresh_frame_context;
2405 cpi->ext_refresh_frame_context_pending = 0;
2407 if (cpi->ext_refresh_frame_flags_pending) {
2408 cpi->refresh_last_frame = cpi->ext_refresh_last_frame;
2409 cpi->refresh_golden_frame = cpi->ext_refresh_golden_frame;
2410 cpi->refresh_alt_ref_frame = cpi->ext_refresh_alt_ref_frame;
2411 cpi->ext_refresh_frame_flags_pending = 0;
2415 static void encode_frame_to_data_rate(VP9_COMP *cpi,
2418 unsigned int *frame_flags) {
2419 VP9_COMMON *const cm = &cpi->common;
2425 const SPEED_FEATURES *const sf = &cpi->sf;
2426 const unsigned int max_mv_def = MIN(cm->width, cm->height);
2427 struct segmentation *const seg = &cm->seg;
2429 set_ext_overrides(cpi);
2431 /* Scale the source buffer, if required. */
2432 if (cm->mi_cols * MI_SIZE != cpi->un_scaled_source->y_width ||
2433 cm->mi_rows * MI_SIZE != cpi->un_scaled_source->y_height) {
2434 scale_and_extend_frame_nonnormative(cpi->un_scaled_source,
2435 &cpi->scaled_source);
2436 cpi->Source = &cpi->scaled_source;
2438 cpi->Source = cpi->un_scaled_source;
2441 // Scale the last source buffer, if required.
2442 if (cpi->unscaled_last_source != NULL) {
2443 if (cm->mi_cols * MI_SIZE != cpi->unscaled_last_source->y_width ||
2444 cm->mi_rows * MI_SIZE != cpi->unscaled_last_source->y_height) {
2445 scale_and_extend_frame_nonnormative(cpi->unscaled_last_source,
2446 &cpi->scaled_last_source);
2447 cpi->Last_Source = &cpi->scaled_last_source;
2449 cpi->Last_Source = cpi->unscaled_last_source;
2453 vp9_scale_references(cpi);
2455 vp9_clear_system_state();
2457 // Enable or disable mode based tweaking of the zbin.
2458 // For 2 pass only used where GF/ARF prediction quality
2459 // is above a threshold.
2460 cpi->zbin_mode_boost = 0;
2461 cpi->zbin_mode_boost_enabled = 0;
2463 // Current default encoder behavior for the altref sign bias.
2464 cm->ref_frame_sign_bias[ALTREF_FRAME] = cpi->rc.source_alt_ref_active;
2466 // Set default state for segment based loop filter update flags.
2467 cm->lf.mode_ref_delta_update = 0;
2469 // Initialize cpi->mv_step_param to default based on max resolution.
2470 cpi->mv_step_param = vp9_init_search_range(cpi, max_mv_def);
2471 // Initialize cpi->max_mv_magnitude and cpi->mv_step_param if appropriate.
2472 if (sf->auto_mv_step_size) {
2473 if (frame_is_intra_only(cm)) {
2474 // Initialize max_mv_magnitude for use in the first INTER frame
2475 // after a key/intra-only frame.
2476 cpi->max_mv_magnitude = max_mv_def;
2479 // Allow mv_steps to correspond to twice the max mv magnitude found
2480 // in the previous frame, capped by the default max_mv_magnitude based
2482 cpi->mv_step_param = vp9_init_search_range(cpi, MIN(max_mv_def, 2 *
2483 cpi->max_mv_magnitude));
2484 cpi->max_mv_magnitude = 0;
2488 // Set various flags etc to special state if it is a key frame.
2489 if (frame_is_intra_only(cm)) {
2490 setup_key_frame(cpi);
2491 // Reset the loop filter deltas and segmentation map.
2492 vp9_reset_segment_features(&cm->seg);
2494 // If segmentation is enabled force a map update for key frames.
2496 seg->update_map = 1;
2497 seg->update_data = 1;
2500 // The alternate reference frame cannot be active for a key frame.
2501 cpi->rc.source_alt_ref_active = 0;
2503 cm->error_resilient_mode = (cpi->oxcf.error_resilient_mode != 0);
2504 cm->frame_parallel_decoding_mode =
2505 (cpi->oxcf.frame_parallel_decoding_mode != 0);
2507 // By default, encoder assumes decoder can use prev_mi.
2508 cm->coding_use_prev_mi = 1;
2509 if (cm->error_resilient_mode) {
2510 cm->coding_use_prev_mi = 0;
2511 cm->frame_parallel_decoding_mode = 1;
2512 cm->reset_frame_context = 0;
2513 cm->refresh_frame_context = 0;
2514 } else if (cm->intra_only) {
2515 // Only reset the current context.
2516 cm->reset_frame_context = 2;
2520 // Configure experimental use of segmentation for enhanced coding of
2521 // static regions if indicated.
2522 // Only allowed in second pass of two pass (as requires lagged coding)
2523 // and if the relevant speed feature flag is set.
2524 if (cpi->pass == 2 && cpi->sf.static_segmentation)
2525 configure_static_seg_features(cpi);
2527 // For 1 pass CBR, check if we are dropping this frame.
2528 // Never drop on key frame.
2529 if (cpi->pass == 0 &&
2530 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER &&
2531 cm->frame_type != KEY_FRAME) {
2532 if (vp9_rc_drop_frame(cpi)) {
2533 vp9_rc_postencode_update_drop_frame(cpi);
2534 ++cm->current_video_frame;
2539 vp9_clear_system_state();
2541 vp9_zero(cpi->rd_tx_select_threshes);
2543 #if CONFIG_VP9_POSTPROC
2544 if (cpi->oxcf.noise_sensitivity > 0) {
2546 switch (cpi->oxcf.noise_sensitivity) {
2564 vp9_denoise(cpi->Source, cpi->Source, l);
2568 #ifdef OUTPUT_YUV_SRC
2569 vp9_write_yuv_frame(cpi->Source);
2572 set_speed_features(cpi);
2574 // Decide q and q bounds.
2575 q = vp9_rc_pick_q_and_bounds(cpi, &bottom_index, &top_index);
2577 if (!frame_is_intra_only(cm)) {
2578 cm->interp_filter = DEFAULT_INTERP_FILTER;
2579 /* TODO: Decide this more intelligently */
2580 set_high_precision_mv(cpi, q < HIGH_PRECISION_MV_QTHRESH);
2583 if (cpi->sf.recode_loop == DISALLOW_RECODE) {
2584 encode_without_recode_loop(cpi, size, dest, q);
2586 encode_with_recode_loop(cpi, size, dest, q, bottom_index, top_index);
2589 // Special case code to reduce pulsing when key frames are forced at a
2590 // fixed interval. Note the reconstruction error if it is the frame before
2591 // the force key frame
2592 if (cpi->rc.next_key_frame_forced && cpi->rc.frames_to_key == 1) {
2593 cpi->ambient_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
2596 // If the encoder forced a KEY_FRAME decision
2597 if (cm->frame_type == KEY_FRAME)
2598 cpi->refresh_last_frame = 1;
2600 cm->frame_to_show = get_frame_new_buffer(cm);
2602 #if WRITE_RECON_BUFFER
2604 write_cx_frame_to_file(cm->frame_to_show,
2605 cm->current_video_frame);
2607 write_cx_frame_to_file(cm->frame_to_show,
2608 cm->current_video_frame + 1000);
2611 // Pick the loop filter level for the frame.
2612 loopfilter_frame(cpi, cm);
2614 #if WRITE_RECON_BUFFER
2616 write_cx_frame_to_file(cm->frame_to_show,
2617 cm->current_video_frame + 2000);
2619 write_cx_frame_to_file(cm->frame_to_show,
2620 cm->current_video_frame + 3000);
2623 // build the bitstream
2624 cpi->dummy_packing = 0;
2625 vp9_pack_bitstream(cpi, dest, size);
2627 if (cm->seg.update_map)
2628 update_reference_segmentation_map(cpi);
2630 release_scaled_references(cpi);
2631 vp9_update_reference_frames(cpi);
2633 for (t = TX_4X4; t <= TX_32X32; t++)
2634 full_to_model_counts(cm->counts.coef[t], cpi->coef_counts[t]);
2636 if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode)
2637 vp9_adapt_coef_probs(cm);
2639 if (!frame_is_intra_only(cm)) {
2640 if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode) {
2641 vp9_adapt_mode_probs(cm);
2642 vp9_adapt_mv_probs(cm, cm->allow_high_precision_mv);
2647 output_frame_level_debug_stats(cpi);
2649 if (cpi->refresh_golden_frame == 1)
2650 cm->frame_flags |= FRAMEFLAGS_GOLDEN;
2652 cm->frame_flags &= ~FRAMEFLAGS_GOLDEN;
2654 if (cpi->refresh_alt_ref_frame == 1)
2655 cm->frame_flags |= FRAMEFLAGS_ALTREF;
2657 cm->frame_flags &= ~FRAMEFLAGS_ALTREF;
2659 get_ref_frame_flags(cpi);
2661 vp9_rc_postencode_update(cpi, *size);
2663 if (cm->frame_type == KEY_FRAME) {
2664 // Tell the caller that the frame was coded as a key frame
2665 *frame_flags = cm->frame_flags | FRAMEFLAGS_KEY;
2667 #if CONFIG_MULTIPLE_ARF
2668 // Reset the sequence number.
2669 if (cpi->multi_arf_enabled) {
2670 cpi->sequence_number = 0;
2671 cpi->frame_coding_order_period = cpi->new_frame_coding_order_period;
2672 cpi->new_frame_coding_order_period = -1;
2676 *frame_flags = cm->frame_flags&~FRAMEFLAGS_KEY;
2678 #if CONFIG_MULTIPLE_ARF
2679 /* Increment position in the coded frame sequence. */
2680 if (cpi->multi_arf_enabled) {
2681 ++cpi->sequence_number;
2682 if (cpi->sequence_number >= cpi->frame_coding_order_period) {
2683 cpi->sequence_number = 0;
2684 cpi->frame_coding_order_period = cpi->new_frame_coding_order_period;
2685 cpi->new_frame_coding_order_period = -1;
2687 cpi->this_frame_weight = cpi->arf_weight[cpi->sequence_number];
2688 assert(cpi->this_frame_weight >= 0);
2693 // Clear the one shot update flags for segmentation map and mode/ref loop
2695 cm->seg.update_map = 0;
2696 cm->seg.update_data = 0;
2697 cm->lf.mode_ref_delta_update = 0;
2699 // keep track of the last coded dimensions
2700 cm->last_width = cm->width;
2701 cm->last_height = cm->height;
2703 // reset to normal state now that we are done.
2704 if (!cm->show_existing_frame)
2705 cm->last_show_frame = cm->show_frame;
2707 if (cm->show_frame) {
2708 vp9_swap_mi_and_prev_mi(cm);
2710 // Don't increment frame counters if this was an altref buffer
2711 // update not a real frame
2712 ++cm->current_video_frame;
2714 vp9_inc_frame_in_layer(&cpi->svc);
2718 static void SvcEncode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
2719 unsigned int *frame_flags) {
2720 vp9_rc_get_svc_params(cpi);
2721 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
2724 static void Pass0Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
2725 unsigned int *frame_flags) {
2726 if (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) {
2727 vp9_rc_get_one_pass_cbr_params(cpi);
2729 vp9_rc_get_one_pass_vbr_params(cpi);
2731 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
2734 static void Pass1Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
2735 unsigned int *frame_flags) {
2740 vp9_rc_get_first_pass_params(cpi);
2741 vp9_set_quantizer(&cpi->common, find_fp_qindex());
2742 vp9_first_pass(cpi);
2745 static void Pass2Encode(VP9_COMP *cpi, size_t *size,
2746 uint8_t *dest, unsigned int *frame_flags) {
2747 cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED;
2749 vp9_rc_get_second_pass_params(cpi);
2750 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
2752 vp9_twopass_postencode_update(cpi);
2755 static void check_initial_width(VP9_COMP *cpi, int subsampling_x,
2756 int subsampling_y) {
2757 VP9_COMMON *const cm = &cpi->common;
2759 if (!cpi->initial_width) {
2760 cm->subsampling_x = subsampling_x;
2761 cm->subsampling_y = subsampling_y;
2762 alloc_raw_frame_buffers(cpi);
2763 cpi->initial_width = cm->width;
2764 cpi->initial_height = cm->height;
2769 int vp9_receive_raw_frame(VP9_COMP *cpi, unsigned int frame_flags,
2770 YV12_BUFFER_CONFIG *sd, int64_t time_stamp,
2772 VP9_COMMON *cm = &cpi->common;
2773 struct vpx_usec_timer timer;
2775 const int subsampling_x = sd->uv_width < sd->y_width;
2776 const int subsampling_y = sd->uv_height < sd->y_height;
2778 check_initial_width(cpi, subsampling_x, subsampling_y);
2779 vpx_usec_timer_start(&timer);
2780 if (vp9_lookahead_push(cpi->lookahead,
2781 sd, time_stamp, end_time, frame_flags))
2783 vpx_usec_timer_mark(&timer);
2784 cpi->time_receive_data += vpx_usec_timer_elapsed(&timer);
2786 if (cm->profile == PROFILE_0 && (subsampling_x != 1 || subsampling_y != 1)) {
2787 vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM,
2788 "Non-4:2:0 color space requires profile >= 1");
2796 static int frame_is_reference(const VP9_COMP *cpi) {
2797 const VP9_COMMON *cm = &cpi->common;
2799 return cm->frame_type == KEY_FRAME ||
2800 cpi->refresh_last_frame ||
2801 cpi->refresh_golden_frame ||
2802 cpi->refresh_alt_ref_frame ||
2803 cm->refresh_frame_context ||
2804 cm->lf.mode_ref_delta_update ||
2805 cm->seg.update_map ||
2806 cm->seg.update_data;
2809 #if CONFIG_MULTIPLE_ARF
2810 int is_next_frame_arf(VP9_COMP *cpi) {
2811 // Negative entry in frame_coding_order indicates an ARF at this position.
2812 return cpi->frame_coding_order[cpi->sequence_number + 1] < 0 ? 1 : 0;
2816 void adjust_frame_rate(VP9_COMP *cpi) {
2817 int64_t this_duration;
2820 if (cpi->source->ts_start == cpi->first_time_stamp_ever) {
2821 this_duration = cpi->source->ts_end - cpi->source->ts_start;
2824 int64_t last_duration = cpi->last_end_time_stamp_seen
2825 - cpi->last_time_stamp_seen;
2827 this_duration = cpi->source->ts_end - cpi->last_end_time_stamp_seen;
2829 // do a step update if the duration changes by 10%
2831 step = (int)((this_duration - last_duration) * 10 / last_duration);
2834 if (this_duration) {
2836 vp9_new_framerate(cpi, 10000000.0 / this_duration);
2838 // Average this frame's rate into the last second's average
2839 // frame rate. If we haven't seen 1 second yet, then average
2840 // over the whole interval seen.
2841 const double interval = MIN((double)(cpi->source->ts_end
2842 - cpi->first_time_stamp_ever), 10000000.0);
2843 double avg_duration = 10000000.0 / cpi->oxcf.framerate;
2844 avg_duration *= (interval - avg_duration + this_duration);
2845 avg_duration /= interval;
2847 vp9_new_framerate(cpi, 10000000.0 / avg_duration);
2850 cpi->last_time_stamp_seen = cpi->source->ts_start;
2851 cpi->last_end_time_stamp_seen = cpi->source->ts_end;
2854 int vp9_get_compressed_data(VP9_COMP *cpi, unsigned int *frame_flags,
2855 size_t *size, uint8_t *dest,
2856 int64_t *time_stamp, int64_t *time_end, int flush) {
2857 VP9_COMMON *const cm = &cpi->common;
2858 MACROBLOCKD *const xd = &cpi->mb.e_mbd;
2859 RATE_CONTROL *const rc = &cpi->rc;
2860 struct vpx_usec_timer cmptimer;
2861 YV12_BUFFER_CONFIG *force_src_buffer = NULL;
2862 MV_REFERENCE_FRAME ref_frame;
2867 if (cpi->svc.number_spatial_layers > 1 && cpi->pass == 2) {
2868 vp9_restore_layer_context(cpi);
2871 vpx_usec_timer_start(&cmptimer);
2874 cpi->last_source = NULL;
2876 set_high_precision_mv(cpi, ALTREF_HIGH_PRECISION_MV);
2879 cm->reset_frame_context = 0;
2880 cm->refresh_frame_context = 1;
2881 cpi->refresh_last_frame = 1;
2882 cpi->refresh_golden_frame = 0;
2883 cpi->refresh_alt_ref_frame = 0;
2885 // Should we code an alternate reference frame.
2886 if (cpi->oxcf.play_alternate && rc->source_alt_ref_pending) {
2889 #if CONFIG_MULTIPLE_ARF
2890 assert(!cpi->multi_arf_enabled ||
2891 cpi->frame_coding_order[cpi->sequence_number] < 0);
2893 if (cpi->multi_arf_enabled && (cpi->pass == 2))
2894 frames_to_arf = (-cpi->frame_coding_order[cpi->sequence_number])
2895 - cpi->next_frame_in_order;
2898 frames_to_arf = rc->frames_till_gf_update_due;
2900 assert(frames_to_arf <= rc->frames_to_key);
2902 if ((cpi->source = vp9_lookahead_peek(cpi->lookahead, frames_to_arf))) {
2903 #if CONFIG_MULTIPLE_ARF
2904 cpi->alt_ref_source[cpi->arf_buffered] = cpi->source;
2906 cpi->alt_ref_source = cpi->source;
2909 if (cpi->oxcf.arnr_max_frames > 0) {
2910 // Produce the filtered ARF frame.
2911 // TODO(agrange) merge these two functions.
2912 vp9_configure_arnr_filter(cpi, frames_to_arf, rc->gfu_boost);
2913 vp9_temporal_filter_prepare(cpi, frames_to_arf);
2914 vp9_extend_frame_borders(&cpi->alt_ref_buffer);
2915 force_src_buffer = &cpi->alt_ref_buffer;
2919 cpi->refresh_alt_ref_frame = 1;
2920 cpi->refresh_golden_frame = 0;
2921 cpi->refresh_last_frame = 0;
2922 rc->is_src_frame_alt_ref = 0;
2924 #if CONFIG_MULTIPLE_ARF
2925 if (!cpi->multi_arf_enabled)
2927 rc->source_alt_ref_pending = 0;
2929 rc->source_alt_ref_pending = 0;
2934 #if CONFIG_MULTIPLE_ARF
2938 // Get last frame source.
2939 if (cm->current_video_frame > 0) {
2940 if ((cpi->last_source = vp9_lookahead_peek(cpi->lookahead, -1)) == NULL)
2944 if ((cpi->source = vp9_lookahead_pop(cpi->lookahead, flush))) {
2948 #if CONFIG_MULTIPLE_ARF
2949 // Is this frame the ARF overlay.
2950 rc->is_src_frame_alt_ref = 0;
2951 for (i = 0; i < cpi->arf_buffered; ++i) {
2952 if (cpi->source == cpi->alt_ref_source[i]) {
2953 rc->is_src_frame_alt_ref = 1;
2954 cpi->refresh_golden_frame = 1;
2959 rc->is_src_frame_alt_ref = cpi->alt_ref_source &&
2960 (cpi->source == cpi->alt_ref_source);
2962 if (rc->is_src_frame_alt_ref) {
2963 // Current frame is an ARF overlay frame.
2964 #if CONFIG_MULTIPLE_ARF
2965 cpi->alt_ref_source[i] = NULL;
2967 cpi->alt_ref_source = NULL;
2969 // Don't refresh the last buffer for an ARF overlay frame. It will
2970 // become the GF so preserve last as an alternative prediction option.
2971 cpi->refresh_last_frame = 0;
2973 #if CONFIG_MULTIPLE_ARF
2974 ++cpi->next_frame_in_order;
2980 cpi->un_scaled_source = cpi->Source = force_src_buffer ? force_src_buffer
2981 : &cpi->source->img;
2983 if (cpi->last_source != NULL) {
2984 cpi->unscaled_last_source = &cpi->last_source->img;
2986 cpi->unscaled_last_source = NULL;
2989 *time_stamp = cpi->source->ts_start;
2990 *time_end = cpi->source->ts_end;
2991 *frame_flags = cpi->source->flags;
2993 #if CONFIG_MULTIPLE_ARF
2994 if (cm->frame_type != KEY_FRAME && cpi->pass == 2)
2995 rc->source_alt_ref_pending = is_next_frame_arf(cpi);
2999 if (flush && cpi->pass == 1 && !cpi->twopass.first_pass_done) {
3000 vp9_end_first_pass(cpi); /* get last stats packet */
3001 cpi->twopass.first_pass_done = 1;
3006 if (cpi->source->ts_start < cpi->first_time_stamp_ever) {
3007 cpi->first_time_stamp_ever = cpi->source->ts_start;
3008 cpi->last_end_time_stamp_seen = cpi->source->ts_start;
3011 // adjust frame rates based on timestamps given
3012 if (cm->show_frame) {
3013 adjust_frame_rate(cpi);
3016 if (cpi->svc.number_temporal_layers > 1 &&
3017 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) {
3018 vp9_update_temporal_layer_framerate(cpi);
3019 vp9_restore_layer_context(cpi);
3022 // start with a 0 size frame
3025 // Clear down mmx registers
3026 vp9_clear_system_state();
3028 /* find a free buffer for the new frame, releasing the reference previously
3031 cm->frame_bufs[cm->new_fb_idx].ref_count--;
3032 cm->new_fb_idx = get_free_fb(cm);
3034 #if CONFIG_MULTIPLE_ARF
3035 /* Set up the correct ARF frame. */
3036 if (cpi->refresh_alt_ref_frame) {
3037 ++cpi->arf_buffered;
3039 if (cpi->multi_arf_enabled && (cm->frame_type != KEY_FRAME) &&
3041 cpi->alt_fb_idx = cpi->arf_buffer_idx[cpi->sequence_number];
3045 cm->frame_flags = *frame_flags;
3047 // Reset the frame pointers to the current frame size
3048 vp9_realloc_frame_buffer(get_frame_new_buffer(cm),
3049 cm->width, cm->height,
3050 cm->subsampling_x, cm->subsampling_y,
3051 VP9_ENC_BORDER_IN_PIXELS, NULL, NULL, NULL);
3053 for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {
3054 const int idx = cm->ref_frame_map[get_ref_frame_idx(cpi, ref_frame)];
3055 YV12_BUFFER_CONFIG *const buf = &cm->frame_bufs[idx].buf;
3056 RefBuffer *const ref_buf = &cm->frame_refs[ref_frame - 1];
3059 vp9_setup_scale_factors_for_frame(&ref_buf->sf,
3060 buf->y_crop_width, buf->y_crop_height,
3061 cm->width, cm->height);
3063 if (vp9_is_scaled(&ref_buf->sf))
3064 vp9_extend_frame_borders(buf);
3067 set_ref_ptrs(cm, xd, LAST_FRAME, LAST_FRAME);
3069 if (cpi->oxcf.aq_mode == VARIANCE_AQ) {
3073 if (cpi->pass == 1 &&
3074 (!cpi->use_svc || cpi->svc.number_temporal_layers == 1)) {
3075 Pass1Encode(cpi, size, dest, frame_flags);
3076 } else if (cpi->pass == 2 &&
3077 (!cpi->use_svc || cpi->svc.number_temporal_layers == 1)) {
3078 Pass2Encode(cpi, size, dest, frame_flags);
3079 } else if (cpi->use_svc) {
3080 SvcEncode(cpi, size, dest, frame_flags);
3083 Pass0Encode(cpi, size, dest, frame_flags);
3086 if (cm->refresh_frame_context)
3087 cm->frame_contexts[cm->frame_context_idx] = cm->fc;
3089 // Frame was dropped, release scaled references.
3091 release_scaled_references(cpi);
3095 cpi->droppable = !frame_is_reference(cpi);
3098 // Save layer specific state.
3099 if ((cpi->svc.number_temporal_layers > 1 &&
3100 cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) ||
3101 (cpi->svc.number_spatial_layers > 1 && cpi->pass == 2)) {
3102 vp9_save_layer_context(cpi);
3105 vpx_usec_timer_mark(&cmptimer);
3106 cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer);
3108 if (cpi->b_calculate_psnr && cpi->pass != 1 && cm->show_frame)
3109 generate_psnr_packet(cpi);
3111 #if CONFIG_INTERNAL_STATS
3113 if (cpi->pass != 1) {
3114 cpi->bytes += (int)(*size);
3116 if (cm->show_frame) {
3119 if (cpi->b_calculate_psnr) {
3120 YV12_BUFFER_CONFIG *orig = cpi->Source;
3121 YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show;
3122 YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer;
3124 calc_psnr(orig, recon, &psnr);
3126 cpi->total += psnr.psnr[0];
3127 cpi->total_y += psnr.psnr[1];
3128 cpi->total_u += psnr.psnr[2];
3129 cpi->total_v += psnr.psnr[3];
3130 cpi->total_sq_error += psnr.sse[0];
3131 cpi->total_samples += psnr.samples[0];
3135 double frame_ssim2 = 0, weight = 0;
3136 #if CONFIG_VP9_POSTPROC
3137 vp9_deblock(cm->frame_to_show, &cm->post_proc_buffer,
3138 cm->lf.filter_level * 10 / 6);
3140 vp9_clear_system_state();
3142 calc_psnr(orig, pp, &psnr2);
3144 cpi->totalp += psnr2.psnr[0];
3145 cpi->totalp_y += psnr2.psnr[1];
3146 cpi->totalp_u += psnr2.psnr[2];
3147 cpi->totalp_v += psnr2.psnr[3];
3148 cpi->totalp_sq_error += psnr2.sse[0];
3149 cpi->totalp_samples += psnr2.samples[0];
3151 frame_ssim2 = vp9_calc_ssim(orig, recon, 1, &weight);
3153 cpi->summed_quality += frame_ssim2 * weight;
3154 cpi->summed_weights += weight;
3156 frame_ssim2 = vp9_calc_ssim(orig, &cm->post_proc_buffer, 1, &weight);
3158 cpi->summedp_quality += frame_ssim2 * weight;
3159 cpi->summedp_weights += weight;
3162 FILE *f = fopen("q_used.stt", "a");
3163 fprintf(f, "%5d : Y%f7.3:U%f7.3:V%f7.3:F%f7.3:S%7.3f\n",
3164 cpi->common.current_video_frame, y2, u2, v2,
3165 frame_psnr2, frame_ssim2);
3172 if (cpi->b_calculate_ssimg) {
3173 double y, u, v, frame_all;
3174 frame_all = vp9_calc_ssimg(cpi->Source, cm->frame_to_show, &y, &u, &v);
3175 cpi->total_ssimg_y += y;
3176 cpi->total_ssimg_u += u;
3177 cpi->total_ssimg_v += v;
3178 cpi->total_ssimg_all += frame_all;
3187 int vp9_get_preview_raw_frame(VP9_COMP *cpi, YV12_BUFFER_CONFIG *dest,
3188 vp9_ppflags_t *flags) {
3189 VP9_COMMON *cm = &cpi->common;
3191 if (!cm->show_frame) {
3195 #if CONFIG_VP9_POSTPROC
3196 ret = vp9_post_proc_frame(cm, dest, flags);
3199 if (cm->frame_to_show) {
3200 *dest = *cm->frame_to_show;
3201 dest->y_width = cm->width;
3202 dest->y_height = cm->height;
3203 dest->uv_width = cm->width >> cm->subsampling_x;
3204 dest->uv_height = cm->height >> cm->subsampling_y;
3210 #endif // !CONFIG_VP9_POSTPROC
3211 vp9_clear_system_state();
3216 int vp9_set_roimap(VP9_COMP *cpi, unsigned char *map, unsigned int rows,
3217 unsigned int cols, int delta_q[MAX_SEGMENTS],
3218 int delta_lf[MAX_SEGMENTS],
3219 unsigned int threshold[MAX_SEGMENTS]) {
3220 signed char feature_data[SEG_LVL_MAX][MAX_SEGMENTS];
3221 struct segmentation *seg = &cpi->common.seg;
3224 if (cpi->common.mb_rows != rows || cpi->common.mb_cols != cols)
3228 vp9_disable_segmentation(seg);
3232 // Set the segmentation Map
3233 vp9_set_segmentation_map(cpi, map);
3235 // Activate segmentation.
3236 vp9_enable_segmentation(seg);
3238 // Set up the quant, LF and breakout threshold segment data
3239 for (i = 0; i < MAX_SEGMENTS; i++) {
3240 feature_data[SEG_LVL_ALT_Q][i] = delta_q[i];
3241 feature_data[SEG_LVL_ALT_LF][i] = delta_lf[i];
3242 cpi->segment_encode_breakout[i] = threshold[i];
3245 // Enable the loop and quant changes in the feature mask
3246 for (i = 0; i < MAX_SEGMENTS; i++) {
3248 vp9_enable_segfeature(seg, i, SEG_LVL_ALT_Q);
3250 vp9_disable_segfeature(seg, i, SEG_LVL_ALT_Q);
3253 vp9_enable_segfeature(seg, i, SEG_LVL_ALT_LF);
3255 vp9_disable_segfeature(seg, i, SEG_LVL_ALT_LF);
3258 // Initialize the feature data structure
3259 // SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
3260 vp9_set_segment_data(seg, &feature_data[0][0], SEGMENT_DELTADATA);
3265 int vp9_set_active_map(VP9_COMP *cpi, unsigned char *map,
3266 unsigned int rows, unsigned int cols) {
3267 if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols) {
3269 vpx_memcpy(cpi->active_map, map, rows * cols);
3270 cpi->active_map_enabled = 1;
3272 cpi->active_map_enabled = 0;
3277 // cpi->active_map_enabled = 0;
3282 int vp9_set_internal_size(VP9_COMP *cpi,
3283 VPX_SCALING horiz_mode, VPX_SCALING vert_mode) {
3284 VP9_COMMON *cm = &cpi->common;
3285 int hr = 0, hs = 0, vr = 0, vs = 0;
3287 if (horiz_mode > ONETWO || vert_mode > ONETWO)
3290 Scale2Ratio(horiz_mode, &hr, &hs);
3291 Scale2Ratio(vert_mode, &vr, &vs);
3293 // always go to the next whole number
3294 cm->width = (hs - 1 + cpi->oxcf.width * hr) / hs;
3295 cm->height = (vs - 1 + cpi->oxcf.height * vr) / vs;
3297 assert(cm->width <= cpi->initial_width);
3298 assert(cm->height <= cpi->initial_height);
3299 update_frame_size(cpi);
3303 int vp9_set_size_literal(VP9_COMP *cpi, unsigned int width,
3304 unsigned int height) {
3305 VP9_COMMON *cm = &cpi->common;
3307 check_initial_width(cpi, 1, 1);
3311 if (cm->width * 5 < cpi->initial_width) {
3312 cm->width = cpi->initial_width / 5 + 1;
3313 printf("Warning: Desired width too small, changed to %d\n", cm->width);
3315 if (cm->width > cpi->initial_width) {
3316 cm->width = cpi->initial_width;
3317 printf("Warning: Desired width too large, changed to %d\n", cm->width);
3322 cm->height = height;
3323 if (cm->height * 5 < cpi->initial_height) {
3324 cm->height = cpi->initial_height / 5 + 1;
3325 printf("Warning: Desired height too small, changed to %d\n", cm->height);
3327 if (cm->height > cpi->initial_height) {
3328 cm->height = cpi->initial_height;
3329 printf("Warning: Desired height too large, changed to %d\n", cm->height);
3333 assert(cm->width <= cpi->initial_width);
3334 assert(cm->height <= cpi->initial_height);
3335 update_frame_size(cpi);
3339 void vp9_set_svc(VP9_COMP *cpi, int use_svc) {
3340 cpi->use_svc = use_svc;
3344 int vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b) {
3345 assert(a->y_crop_width == b->y_crop_width);
3346 assert(a->y_crop_height == b->y_crop_height);
3348 return (int)get_sse(a->y_buffer, a->y_stride, b->y_buffer, b->y_stride,
3349 a->y_crop_width, a->y_crop_height);
3353 int vp9_get_quantizer(VP9_COMP *cpi) {
3354 return cpi->common.base_qindex;