1 /*
2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef VP9_ENCODER_VP9_ENCODER_H_
12 #define VP9_ENCODER_VP9_ENCODER_H_
13 
14 #include <stdio.h>
15 
16 #include "./vpx_config.h"
17 #include "vpx/internal/vpx_codec_internal.h"
18 #include "vpx/vp8cx.h"
19 
20 #include "vp9/common/vp9_alloccommon.h"
21 #include "vp9/common/vp9_ppflags.h"
22 #include "vp9/common/vp9_entropymode.h"
23 #include "vp9/common/vp9_thread_common.h"
24 #include "vp9/common/vp9_onyxc_int.h"
25 #include "vp9/common/vp9_thread.h"
26 
27 #include "vp9/encoder/vp9_aq_cyclicrefresh.h"
28 #include "vp9/encoder/vp9_context_tree.h"
29 #include "vp9/encoder/vp9_encodemb.h"
30 #include "vp9/encoder/vp9_firstpass.h"
31 #include "vp9/encoder/vp9_lookahead.h"
32 #include "vp9/encoder/vp9_mbgraph.h"
33 #include "vp9/encoder/vp9_mcomp.h"
34 #include "vp9/encoder/vp9_quantize.h"
35 #include "vp9/encoder/vp9_ratectrl.h"
36 #include "vp9/encoder/vp9_rd.h"
37 #if CONFIG_INTERNAL_STATS
38 #include "vp9/encoder/vp9_ssim.h"
39 #endif
40 #include "vp9/encoder/vp9_speed_features.h"
41 #include "vp9/encoder/vp9_svc_layercontext.h"
42 #include "vp9/encoder/vp9_tokenize.h"
43 #include "vp9/encoder/vp9_variance.h"
44 
45 #if CONFIG_VP9_TEMPORAL_DENOISING
46 #include "vp9/encoder/vp9_denoiser.h"
47 #endif
48 
49 #ifdef __cplusplus
50 extern "C" {
51 #endif
52 
53 #define DEFAULT_GF_INTERVAL         10
54 
55 typedef struct {
56   int nmvjointcost[MV_JOINTS];
57   int nmvcosts[2][MV_VALS];
58   int nmvcosts_hp[2][MV_VALS];
59 
60   vp9_prob segment_pred_probs[PREDICTION_PROBS];
61 
62   unsigned char *last_frame_seg_map_copy;
63 
64   // 0 = Intra, Last, GF, ARF
65   signed char last_ref_lf_deltas[MAX_REF_LF_DELTAS];
66   // 0 = ZERO_MV, MV
67   signed char last_mode_lf_deltas[MAX_MODE_LF_DELTAS];
68 
69   FRAME_CONTEXT fc;
70 } CODING_CONTEXT;
71 
72 
73 typedef enum {
74   // encode_breakout is disabled.
75   ENCODE_BREAKOUT_DISABLED = 0,
76   // encode_breakout is enabled.
77   ENCODE_BREAKOUT_ENABLED = 1,
78   // encode_breakout is enabled with small max_thresh limit.
79   ENCODE_BREAKOUT_LIMITED = 2
80 } ENCODE_BREAKOUT_TYPE;
81 
82 typedef enum {
83   NORMAL      = 0,
84   FOURFIVE    = 1,
85   THREEFIVE   = 2,
86   ONETWO      = 3
87 } VPX_SCALING;
88 
89 typedef enum {
90   // Good Quality Fast Encoding. The encoder balances quality with the amount of
91   // time it takes to encode the output. Speed setting controls how fast.
92   GOOD,
93 
94   // The encoder places priority on the quality of the output over encoding
95   // speed. The output is compressed at the highest possible quality. This
96   // option takes the longest amount of time to encode. Speed setting ignored.
97   BEST,
98 
99   // Realtime/Live Encoding. This mode is optimized for realtime encoding (for
100   // example, capturing a television signal or feed from a live camera). Speed
101   // setting controls how fast.
102   REALTIME
103 } MODE;
104 
105 typedef enum {
106   FRAMEFLAGS_KEY    = 1 << 0,
107   FRAMEFLAGS_GOLDEN = 1 << 1,
108   FRAMEFLAGS_ALTREF = 1 << 2,
109 } FRAMETYPE_FLAGS;
110 
111 typedef enum {
112   NO_AQ = 0,
113   VARIANCE_AQ = 1,
114   COMPLEXITY_AQ = 2,
115   CYCLIC_REFRESH_AQ = 3,
116   AQ_MODE_COUNT  // This should always be the last member of the enum
117 } AQ_MODE;
118 
119 typedef enum {
120   RESIZE_NONE = 0,    // No frame resizing allowed (except for SVC).
121   RESIZE_FIXED = 1,   // All frames are coded at the specified dimension.
122   RESIZE_DYNAMIC = 2  // Coded size of each frame is determined by the codec.
123 } RESIZE_TYPE;
124 
125 typedef struct VP9EncoderConfig {
126   BITSTREAM_PROFILE profile;
127   vpx_bit_depth_t bit_depth;     // Codec bit-depth.
128   int width;  // width of data passed to the compressor
129   int height;  // height of data passed to the compressor
130   unsigned int input_bit_depth;  // Input bit depth.
131   double init_framerate;  // set to passed in framerate
132   int64_t target_bandwidth;  // bandwidth to be used in kilobits per second
133 
134   int noise_sensitivity;  // pre processing blur: recommendation 0
135   int sharpness;  // sharpening output: recommendation 0:
136   int speed;
137   // maximum allowed bitrate for any intra frame in % of bitrate target.
138   unsigned int rc_max_intra_bitrate_pct;
139   // maximum allowed bitrate for any inter frame in % of bitrate target.
140   unsigned int rc_max_inter_bitrate_pct;
141   // percent of rate boost for golden frame in CBR mode.
142   unsigned int gf_cbr_boost_pct;
143 
144   MODE mode;
145   int pass;
146 
147   // Key Framing Operations
148   int auto_key;  // autodetect cut scenes and set the keyframes
149   int key_freq;  // maximum distance to key frame.
150 
151   int lag_in_frames;  // how many frames lag before we start encoding
152 
153   // ----------------------------------------------------------------
154   // DATARATE CONTROL OPTIONS
155 
156   // vbr, cbr, constrained quality or constant quality
157   enum vpx_rc_mode rc_mode;
158 
159   // buffer targeting aggressiveness
160   int under_shoot_pct;
161   int over_shoot_pct;
162 
163   // buffering parameters
164   int64_t starting_buffer_level_ms;
165   int64_t optimal_buffer_level_ms;
166   int64_t maximum_buffer_size_ms;
167 
168   // Frame drop threshold.
169   int drop_frames_water_mark;
170 
171   // controlling quality
172   int fixed_q;
173   int worst_allowed_q;
174   int best_allowed_q;
175   int cq_level;
176   AQ_MODE aq_mode;  // Adaptive Quantization mode
177 
178   // Internal frame size scaling.
179   RESIZE_TYPE resize_mode;
180   int scaled_frame_width;
181   int scaled_frame_height;
182 
183   // Enable feature to reduce the frame quantization every x frames.
184   int frame_periodic_boost;
185 
186   // two pass datarate control
187   int two_pass_vbrbias;        // two pass datarate control tweaks
188   int two_pass_vbrmin_section;
189   int two_pass_vbrmax_section;
190   // END DATARATE CONTROL OPTIONS
191   // ----------------------------------------------------------------
192 
193   // Spatial and temporal scalability.
194   int ss_number_layers;  // Number of spatial layers.
195   int ts_number_layers;  // Number of temporal layers.
196   // Bitrate allocation for spatial layers.
197   int layer_target_bitrate[VPX_MAX_LAYERS];
198   int ss_target_bitrate[VPX_SS_MAX_LAYERS];
199   int ss_enable_auto_arf[VPX_SS_MAX_LAYERS];
200   // Bitrate allocation (CBR mode) and framerate factor, for temporal layers.
201   int ts_rate_decimator[VPX_TS_MAX_LAYERS];
202 
203   int enable_auto_arf;
204 
205   int encode_breakout;  // early breakout : for video conf recommend 800
206 
207   /* Bitfield defining the error resiliency features to enable.
208    * Can provide decodable frames after losses in previous
209    * frames and decodable partitions after losses in the same frame.
210    */
211   unsigned int error_resilient_mode;
212 
213   /* Bitfield defining the parallel decoding mode where the
214    * decoding in successive frames may be conducted in parallel
215    * just by decoding the frame headers.
216    */
217   unsigned int frame_parallel_decoding_mode;
218 
219   int arnr_max_frames;
220   int arnr_strength;
221 
222   int tile_columns;
223   int tile_rows;
224 
225   int max_threads;
226 
227   vpx_fixed_buf_t two_pass_stats_in;
228   struct vpx_codec_pkt_list *output_pkt_list;
229 
230 #if CONFIG_FP_MB_STATS
231   vpx_fixed_buf_t firstpass_mb_stats_in;
232 #endif
233 
234   vp8e_tuning tuning;
235   vp9e_tune_content content;
236 #if CONFIG_VP9_HIGHBITDEPTH
237   int use_highbitdepth;
238 #endif
239   vpx_color_space_t color_space;
240   VP9E_TEMPORAL_LAYERING_MODE temporal_layering_mode;
241 } VP9EncoderConfig;
242 
is_lossless_requested(const VP9EncoderConfig * cfg)243 static INLINE int is_lossless_requested(const VP9EncoderConfig *cfg) {
244   return cfg->best_allowed_q == 0 && cfg->worst_allowed_q == 0;
245 }
246 
247 // TODO(jingning) All spatially adaptive variables should go to TileDataEnc.
248 typedef struct TileDataEnc {
249   TileInfo tile_info;
250   int thresh_freq_fact[BLOCK_SIZES][MAX_MODES];
251   int mode_map[BLOCK_SIZES][MAX_MODES];
252 } TileDataEnc;
253 
254 typedef struct RD_COUNTS {
255   vp9_coeff_count coef_counts[TX_SIZES][PLANE_TYPES];
256   int64_t comp_pred_diff[REFERENCE_MODES];
257   int64_t tx_select_diff[TX_MODES];
258   int64_t filter_diff[SWITCHABLE_FILTER_CONTEXTS];
259 } RD_COUNTS;
260 
261 typedef struct ThreadData {
262   MACROBLOCK mb;
263   RD_COUNTS rd_counts;
264   FRAME_COUNTS *counts;
265 
266   PICK_MODE_CONTEXT *leaf_tree;
267   PC_TREE *pc_tree;
268   PC_TREE *pc_root;
269 } ThreadData;
270 
271 struct EncWorkerData;
272 
273 typedef struct ActiveMap {
274   int enabled;
275   int update;
276   unsigned char *map;
277 } ActiveMap;
278 
279 typedef enum {
280   Y,
281   U,
282   V,
283   ALL
284 } STAT_TYPE;
285 
286 typedef struct IMAGE_STAT {
287   double stat[ALL+1];
288   double worst;
289 } ImageStat;
290 
291 typedef struct VP9_COMP {
292   QUANTS quants;
293   ThreadData td;
294   DECLARE_ALIGNED(16, int16_t, y_dequant[QINDEX_RANGE][8]);
295   DECLARE_ALIGNED(16, int16_t, uv_dequant[QINDEX_RANGE][8]);
296   VP9_COMMON common;
297   VP9EncoderConfig oxcf;
298   struct lookahead_ctx    *lookahead;
299   struct lookahead_entry  *alt_ref_source;
300 
301   YV12_BUFFER_CONFIG *Source;
302   YV12_BUFFER_CONFIG *Last_Source;  // NULL for first frame and alt_ref frames
303   YV12_BUFFER_CONFIG *un_scaled_source;
304   YV12_BUFFER_CONFIG scaled_source;
305   YV12_BUFFER_CONFIG *unscaled_last_source;
306   YV12_BUFFER_CONFIG scaled_last_source;
307 
308   TileDataEnc *tile_data;
309 
310   // For a still frame, this flag is set to 1 to skip partition search.
311   int partition_search_skippable_frame;
312 
313   int scaled_ref_idx[MAX_REF_FRAMES];
314   int lst_fb_idx;
315   int gld_fb_idx;
316   int alt_fb_idx;
317 
318   int refresh_last_frame;
319   int refresh_golden_frame;
320   int refresh_alt_ref_frame;
321 
322   int ext_refresh_frame_flags_pending;
323   int ext_refresh_last_frame;
324   int ext_refresh_golden_frame;
325   int ext_refresh_alt_ref_frame;
326 
327   int ext_refresh_frame_context_pending;
328   int ext_refresh_frame_context;
329 
330   YV12_BUFFER_CONFIG last_frame_uf;
331 
332   TOKENEXTRA *tile_tok[4][1 << 6];
333   unsigned int tok_count[4][1 << 6];
334 
335   // Ambient reconstruction err target for force key frames
336   int64_t ambient_err;
337 
338   RD_OPT rd;
339 
340   CODING_CONTEXT coding_context;
341 
342   int *nmvcosts[2];
343   int *nmvcosts_hp[2];
344   int *nmvsadcosts[2];
345   int *nmvsadcosts_hp[2];
346 
347   int64_t last_time_stamp_seen;
348   int64_t last_end_time_stamp_seen;
349   int64_t first_time_stamp_ever;
350 
351   RATE_CONTROL rc;
352   double framerate;
353 
354   int interp_filter_selected[MAX_REF_FRAMES][SWITCHABLE];
355 
356   struct vpx_codec_pkt_list  *output_pkt_list;
357 
358   MBGRAPH_FRAME_STATS mbgraph_stats[MAX_LAG_BUFFERS];
359   int mbgraph_n_frames;             // number of frames filled in the above
360   int static_mb_pct;                // % forced skip mbs by segmentation
361   int ref_frame_flags;
362 
363   SPEED_FEATURES sf;
364 
365   unsigned int max_mv_magnitude;
366   int mv_step_param;
367 
368   int allow_comp_inter_inter;
369 
370   // Default value is 1. From first pass stats, encode_breakout may be disabled.
371   ENCODE_BREAKOUT_TYPE allow_encode_breakout;
372 
373   // Get threshold from external input. A suggested threshold is 800 for HD
374   // clips, and 300 for < HD clips.
375   int encode_breakout;
376 
377   unsigned char *segmentation_map;
378 
379   // segment threashold for encode breakout
380   int  segment_encode_breakout[MAX_SEGMENTS];
381 
382   CYCLIC_REFRESH *cyclic_refresh;
383   ActiveMap active_map;
384 
385   fractional_mv_step_fp *find_fractional_mv_step;
386   vp9_full_search_fn_t full_search_sad;
387   vp9_diamond_search_fn_t diamond_search_sad;
388   vp9_variance_fn_ptr_t fn_ptr[BLOCK_SIZES];
389   uint64_t time_receive_data;
390   uint64_t time_compress_data;
391   uint64_t time_pick_lpf;
392   uint64_t time_encode_sb_row;
393 
394 #if CONFIG_FP_MB_STATS
395   int use_fp_mb_stats;
396 #endif
397 
398   TWO_PASS twopass;
399 
400   YV12_BUFFER_CONFIG alt_ref_buffer;
401 
402 
403 #if CONFIG_INTERNAL_STATS
404   unsigned int mode_chosen_counts[MAX_MODES];
405 
406   int    count;
407   uint64_t total_sq_error;
408   uint64_t total_samples;
409   ImageStat psnr;
410 
411   uint64_t totalp_sq_error;
412   uint64_t totalp_samples;
413   ImageStat psnrp;
414 
415   double total_blockiness;
416   double worst_blockiness;
417 
418   int    bytes;
419   double summed_quality;
420   double summed_weights;
421   double summedp_quality;
422   double summedp_weights;
423   unsigned int tot_recode_hits;
424   double worst_ssim;
425 
426   ImageStat ssimg;
427   ImageStat fastssim;
428   ImageStat psnrhvs;
429 
430   int b_calculate_ssimg;
431   int b_calculate_blockiness;
432 
433   int b_calculate_consistency;
434 
435   double total_inconsistency;
436   double worst_consistency;
437   Ssimv *ssim_vars;
438   Metrics metrics;
439 #endif
440   int b_calculate_psnr;
441 
442   int droppable;
443 
444   int initial_width;
445   int initial_height;
446   int initial_mbs;  // Number of MBs in the full-size frame; to be used to
447                     // normalize the firstpass stats. This will differ from the
448                     // number of MBs in the current frame when the frame is
449                     // scaled.
450 
451   int use_svc;
452 
453   SVC svc;
454 
455   // Store frame variance info in SOURCE_VAR_BASED_PARTITION search type.
456   diff *source_diff_var;
457   // The threshold used in SOURCE_VAR_BASED_PARTITION search type.
458   unsigned int source_var_thresh;
459   int frames_till_next_var_check;
460 
461   int frame_flags;
462 
463   search_site_config ss_cfg;
464 
465   int mbmode_cost[INTRA_MODES];
466   unsigned int inter_mode_cost[INTER_MODE_CONTEXTS][INTER_MODES];
467   int intra_uv_mode_cost[FRAME_TYPES][INTRA_MODES];
468   int y_mode_costs[INTRA_MODES][INTRA_MODES][INTRA_MODES];
469   int switchable_interp_costs[SWITCHABLE_FILTER_CONTEXTS][SWITCHABLE_FILTERS];
470   int partition_cost[PARTITION_CONTEXTS][PARTITION_TYPES];
471 
472   int multi_arf_allowed;
473   int multi_arf_enabled;
474   int multi_arf_last_grp_enabled;
475 
476 #if CONFIG_VP9_TEMPORAL_DENOISING
477   VP9_DENOISER denoiser;
478 #endif
479 
480   int resize_pending;
481 
482   // VAR_BASED_PARTITION thresholds
483   // 0 - threshold_64x64; 1 - threshold_32x32;
484   // 2 - threshold_16x16; 3 - vbp_threshold_8x8;
485   int64_t vbp_thresholds[4];
486   int64_t vbp_threshold_minmax;
487   int64_t vbp_threshold_sad;
488   BLOCK_SIZE vbp_bsize_min;
489 
490   // Multi-threading
491   int num_workers;
492   VP9Worker *workers;
493   struct EncWorkerData *tile_thr_data;
494   VP9LfSync lf_row_sync;
495 } VP9_COMP;
496 
497 void vp9_initialize_enc(void);
498 
499 struct VP9_COMP *vp9_create_compressor(VP9EncoderConfig *oxcf,
500                                        BufferPool *const pool);
501 void vp9_remove_compressor(VP9_COMP *cpi);
502 
503 void vp9_change_config(VP9_COMP *cpi, const VP9EncoderConfig *oxcf);
504 
505   // receive a frames worth of data. caller can assume that a copy of this
506   // frame is made and not just a copy of the pointer..
507 int vp9_receive_raw_frame(VP9_COMP *cpi, unsigned int frame_flags,
508                           YV12_BUFFER_CONFIG *sd, int64_t time_stamp,
509                           int64_t end_time_stamp);
510 
511 int vp9_get_compressed_data(VP9_COMP *cpi, unsigned int *frame_flags,
512                             size_t *size, uint8_t *dest,
513                             int64_t *time_stamp, int64_t *time_end, int flush);
514 
515 int vp9_get_preview_raw_frame(VP9_COMP *cpi, YV12_BUFFER_CONFIG *dest,
516                               vp9_ppflags_t *flags);
517 
518 int vp9_use_as_reference(VP9_COMP *cpi, int ref_frame_flags);
519 
520 void vp9_update_reference(VP9_COMP *cpi, int ref_frame_flags);
521 
522 int vp9_copy_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag,
523                            YV12_BUFFER_CONFIG *sd);
524 
525 int vp9_set_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag,
526                           YV12_BUFFER_CONFIG *sd);
527 
528 int vp9_update_entropy(VP9_COMP *cpi, int update);
529 
530 int vp9_set_active_map(VP9_COMP *cpi, unsigned char *map, int rows, int cols);
531 
532 int vp9_get_active_map(VP9_COMP *cpi, unsigned char *map, int rows, int cols);
533 
534 int vp9_set_internal_size(VP9_COMP *cpi,
535                           VPX_SCALING horiz_mode, VPX_SCALING vert_mode);
536 
537 int vp9_set_size_literal(VP9_COMP *cpi, unsigned int width,
538                          unsigned int height);
539 
540 void vp9_set_svc(VP9_COMP *cpi, int use_svc);
541 
542 int vp9_get_quantizer(struct VP9_COMP *cpi);
543 
frame_is_kf_gf_arf(const VP9_COMP * cpi)544 static INLINE int frame_is_kf_gf_arf(const VP9_COMP *cpi) {
545   return frame_is_intra_only(&cpi->common) ||
546          cpi->refresh_alt_ref_frame ||
547          (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref);
548 }
549 
get_ref_frame_map_idx(const VP9_COMP * cpi,MV_REFERENCE_FRAME ref_frame)550 static INLINE int get_ref_frame_map_idx(const VP9_COMP *cpi,
551                                         MV_REFERENCE_FRAME ref_frame) {
552   if (ref_frame == LAST_FRAME) {
553     return cpi->lst_fb_idx;
554   } else if (ref_frame == GOLDEN_FRAME) {
555     return cpi->gld_fb_idx;
556   } else {
557     return cpi->alt_fb_idx;
558   }
559 }
560 
get_ref_frame_buf_idx(const VP9_COMP * const cpi,int ref_frame)561 static INLINE int get_ref_frame_buf_idx(const VP9_COMP *const cpi,
562                                         int ref_frame) {
563   const VP9_COMMON *const cm = &cpi->common;
564   const int map_idx = get_ref_frame_map_idx(cpi, ref_frame);
565   return (map_idx != INVALID_IDX) ? cm->ref_frame_map[map_idx] : INVALID_IDX;
566 }
567 
get_ref_frame_buffer(VP9_COMP * cpi,MV_REFERENCE_FRAME ref_frame)568 static INLINE YV12_BUFFER_CONFIG *get_ref_frame_buffer(
569     VP9_COMP *cpi, MV_REFERENCE_FRAME ref_frame) {
570   VP9_COMMON *const cm = &cpi->common;
571   const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame);
572   return
573       buf_idx != INVALID_IDX ? &cm->buffer_pool->frame_bufs[buf_idx].buf : NULL;
574 }
575 
get_token_alloc(int mb_rows,int mb_cols)576 static INLINE int get_token_alloc(int mb_rows, int mb_cols) {
577   // TODO(JBB): double check we can't exceed this token count if we have a
578   // 32x32 transform crossing a boundary at a multiple of 16.
579   // mb_rows, cols are in units of 16 pixels. We assume 3 planes all at full
580   // resolution. We assume up to 1 token per pixel, and then allow
581   // a head room of 4.
582   return mb_rows * mb_cols * (16 * 16 * 3 + 4);
583 }
584 
585 // Get the allocated token size for a tile. It does the same calculation as in
586 // the frame token allocation.
allocated_tokens(TileInfo tile)587 static INLINE int allocated_tokens(TileInfo tile) {
588   int tile_mb_rows = (tile.mi_row_end - tile.mi_row_start + 1) >> 1;
589   int tile_mb_cols = (tile.mi_col_end - tile.mi_col_start + 1) >> 1;
590 
591   return get_token_alloc(tile_mb_rows, tile_mb_cols);
592 }
593 
594 int64_t vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
595 #if CONFIG_VP9_HIGHBITDEPTH
596 int64_t vp9_highbd_get_y_sse(const YV12_BUFFER_CONFIG *a,
597                              const YV12_BUFFER_CONFIG *b);
598 #endif  // CONFIG_VP9_HIGHBITDEPTH
599 
600 void vp9_alloc_compressor_data(VP9_COMP *cpi);
601 
602 void vp9_scale_references(VP9_COMP *cpi);
603 
604 void vp9_update_reference_frames(VP9_COMP *cpi);
605 
606 void vp9_set_high_precision_mv(VP9_COMP *cpi, int allow_high_precision_mv);
607 
608 YV12_BUFFER_CONFIG *vp9_scale_if_required(VP9_COMMON *cm,
609                                           YV12_BUFFER_CONFIG *unscaled,
610                                           YV12_BUFFER_CONFIG *scaled);
611 
612 void vp9_apply_encoding_flags(VP9_COMP *cpi, vpx_enc_frame_flags_t flags);
613 
is_two_pass_svc(const struct VP9_COMP * const cpi)614 static INLINE int is_two_pass_svc(const struct VP9_COMP *const cpi) {
615   return cpi->use_svc && cpi->oxcf.pass != 0;
616 }
617 
is_one_pass_cbr_svc(const struct VP9_COMP * const cpi)618 static INLINE int is_one_pass_cbr_svc(const struct VP9_COMP *const cpi) {
619   return (cpi->use_svc && cpi->oxcf.pass == 0);
620 }
621 
is_altref_enabled(const VP9_COMP * const cpi)622 static INLINE int is_altref_enabled(const VP9_COMP *const cpi) {
623   return cpi->oxcf.mode != REALTIME && cpi->oxcf.lag_in_frames > 0 &&
624          (cpi->oxcf.enable_auto_arf &&
625           (!is_two_pass_svc(cpi) ||
626            cpi->oxcf.ss_enable_auto_arf[cpi->svc.spatial_layer_id]));
627 }
628 
set_ref_ptrs(VP9_COMMON * cm,MACROBLOCKD * xd,MV_REFERENCE_FRAME ref0,MV_REFERENCE_FRAME ref1)629 static INLINE void set_ref_ptrs(VP9_COMMON *cm, MACROBLOCKD *xd,
630                                 MV_REFERENCE_FRAME ref0,
631                                 MV_REFERENCE_FRAME ref1) {
632   xd->block_refs[0] = &cm->frame_refs[ref0 >= LAST_FRAME ? ref0 - LAST_FRAME
633                                                          : 0];
634   xd->block_refs[1] = &cm->frame_refs[ref1 >= LAST_FRAME ? ref1 - LAST_FRAME
635                                                          : 0];
636 }
637 
get_chessboard_index(const int frame_index)638 static INLINE int get_chessboard_index(const int frame_index) {
639   return frame_index & 0x1;
640 }
641 
cond_cost_list(const struct VP9_COMP * cpi,int * cost_list)642 static INLINE int *cond_cost_list(const struct VP9_COMP *cpi, int *cost_list) {
643   return cpi->sf.mv.subpel_search_method != SUBPEL_TREE ? cost_list : NULL;
644 }
645 
646 void vp9_new_framerate(VP9_COMP *cpi, double framerate);
647 
648 #define LAYER_IDS_TO_IDX(sl, tl, num_tl) ((sl) * (num_tl) + (tl))
649 
650 #ifdef __cplusplus
651 }  // extern "C"
652 #endif
653 
654 #endif  // VP9_ENCODER_VP9_ENCODER_H_
655