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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 
12 #ifndef VP9_ENCODER_VP9_ONYX_INT_H_
13 #define VP9_ENCODER_VP9_ONYX_INT_H_
14 
15 #include <stdio.h>
16 #include "./vpx_config.h"
17 #include "vp9/common/vp9_onyx.h"
18 #include "vp9/encoder/vp9_treewriter.h"
19 #include "vp9/encoder/vp9_tokenize.h"
20 #include "vp9/common/vp9_onyxc_int.h"
21 #include "vp9/encoder/vp9_variance.h"
22 #include "vp9/encoder/vp9_encodemb.h"
23 #include "vp9/encoder/vp9_quantize.h"
24 #include "vp9/common/vp9_entropy.h"
25 #include "vp9/common/vp9_entropymode.h"
26 #include "vpx_ports/mem.h"
27 #include "vpx/internal/vpx_codec_internal.h"
28 #include "vp9/encoder/vp9_mcomp.h"
29 #include "vp9/common/vp9_findnearmv.h"
30 #include "vp9/encoder/vp9_lookahead.h"
31 
32 #define DISABLE_RC_LONG_TERM_MEM 0
33 
34 // #define MODE_TEST_HIT_STATS
35 
36 // #define SPEEDSTATS 1
37 #if CONFIG_MULTIPLE_ARF
38 // Set MIN_GF_INTERVAL to 1 for the full decomposition.
39 #define MIN_GF_INTERVAL             2
40 #else
41 #define MIN_GF_INTERVAL             4
42 #endif
43 #define DEFAULT_GF_INTERVAL         7
44 
45 #define KEY_FRAME_CONTEXT 5
46 
47 #define MAX_MODES 30
48 #define MAX_REFS  6
49 
50 #define MIN_THRESHMULT  32
51 #define MAX_THRESHMULT  512
52 
53 #define GF_ZEROMV_ZBIN_BOOST 0
54 #define LF_ZEROMV_ZBIN_BOOST 0
55 #define MV_ZBIN_BOOST        0
56 #define SPLIT_MV_ZBIN_BOOST  0
57 #define INTRA_ZBIN_BOOST     0
58 
59 typedef struct {
60   int nmvjointcost[MV_JOINTS];
61   int nmvcosts[2][MV_VALS];
62   int nmvcosts_hp[2][MV_VALS];
63 
64   vp9_prob segment_pred_probs[PREDICTION_PROBS];
65 
66   unsigned char *last_frame_seg_map_copy;
67 
68   // 0 = Intra, Last, GF, ARF
69   signed char last_ref_lf_deltas[MAX_REF_LF_DELTAS];
70   // 0 = ZERO_MV, MV
71   signed char last_mode_lf_deltas[MAX_MODE_LF_DELTAS];
72 
73   int inter_mode_counts[INTER_MODE_CONTEXTS][INTER_MODES - 1][2];
74   FRAME_CONTEXT fc;
75 } CODING_CONTEXT;
76 
77 typedef struct {
78   double frame;
79   double intra_error;
80   double coded_error;
81   double sr_coded_error;
82   double ssim_weighted_pred_err;
83   double pcnt_inter;
84   double pcnt_motion;
85   double pcnt_second_ref;
86   double pcnt_neutral;
87   double MVr;
88   double mvr_abs;
89   double MVc;
90   double mvc_abs;
91   double MVrv;
92   double MVcv;
93   double mv_in_out_count;
94   double new_mv_count;
95   double duration;
96   double count;
97 } FIRSTPASS_STATS;
98 
99 typedef struct {
100   int frames_so_far;
101   double frame_intra_error;
102   double frame_coded_error;
103   double frame_pcnt_inter;
104   double frame_pcnt_motion;
105   double frame_mvr;
106   double frame_mvr_abs;
107   double frame_mvc;
108   double frame_mvc_abs;
109 } ONEPASS_FRAMESTATS;
110 
111 typedef struct {
112   struct {
113     int err;
114     union {
115       int_mv mv;
116       MB_PREDICTION_MODE mode;
117     } m;
118   } ref[MAX_REF_FRAMES];
119 } MBGRAPH_MB_STATS;
120 
121 typedef struct {
122   MBGRAPH_MB_STATS *mb_stats;
123 } MBGRAPH_FRAME_STATS;
124 
125 // This enumerator type needs to be kept aligned with the mode order in
126 // const MODE_DEFINITION vp9_mode_order[MAX_MODES] used in the rd code.
127 typedef enum {
128   THR_NEARESTMV,
129   THR_NEARESTA,
130   THR_NEARESTG,
131 
132   THR_DC,
133 
134   THR_NEWMV,
135   THR_NEWA,
136   THR_NEWG,
137 
138   THR_NEARMV,
139   THR_NEARA,
140   THR_COMP_NEARESTLA,
141   THR_COMP_NEARESTGA,
142 
143   THR_TM,
144 
145   THR_COMP_NEARLA,
146   THR_COMP_NEWLA,
147   THR_NEARG,
148   THR_COMP_NEARGA,
149   THR_COMP_NEWGA,
150 
151   THR_ZEROMV,
152   THR_ZEROG,
153   THR_ZEROA,
154   THR_COMP_ZEROLA,
155   THR_COMP_ZEROGA,
156 
157   THR_H_PRED,
158   THR_V_PRED,
159   THR_D135_PRED,
160   THR_D207_PRED,
161   THR_D153_PRED,
162   THR_D63_PRED,
163   THR_D117_PRED,
164   THR_D45_PRED,
165 } THR_MODES;
166 
167 typedef enum {
168   THR_LAST,
169   THR_GOLD,
170   THR_ALTR,
171   THR_COMP_LA,
172   THR_COMP_GA,
173   THR_INTRA,
174 } THR_MODES_SUB8X8;
175 
176 typedef enum {
177   DIAMOND = 0,
178   NSTEP = 1,
179   HEX = 2,
180   BIGDIA = 3,
181   SQUARE = 4
182 } SEARCH_METHODS;
183 
184 typedef enum {
185   USE_FULL_RD = 0,
186   USE_LARGESTINTRA,
187   USE_LARGESTINTRA_MODELINTER,
188   USE_LARGESTALL
189 } TX_SIZE_SEARCH_METHOD;
190 
191 typedef enum {
192   // Values should be powers of 2 so that they can be selected as bits of
193   // an integer flags field
194 
195   // terminate search early based on distortion so far compared to
196   // qp step, distortion in the neighborhood of the frame, etc.
197   FLAG_EARLY_TERMINATE = 1,
198 
199   // skips comp inter modes if the best so far is an intra mode
200   FLAG_SKIP_COMP_BESTINTRA = 2,
201 
202   // skips comp inter modes if the best single intermode so far does
203   // not have the same reference as one of the two references being
204   // tested
205   FLAG_SKIP_COMP_REFMISMATCH = 4,
206 
207   // skips oblique intra modes if the best so far is an inter mode
208   FLAG_SKIP_INTRA_BESTINTER = 8,
209 
210   // skips oblique intra modes  at angles 27, 63, 117, 153 if the best
211   // intra so far is not one of the neighboring directions
212   FLAG_SKIP_INTRA_DIRMISMATCH = 16,
213 
214   // skips intra modes other than DC_PRED if the source variance
215   // is small
216   FLAG_SKIP_INTRA_LOWVAR = 32,
217 } MODE_SEARCH_SKIP_LOGIC;
218 
219 typedef enum {
220   SUBPEL_ITERATIVE = 0,
221   SUBPEL_TREE = 1,
222   // Other methods to come
223 } SUBPEL_SEARCH_METHODS;
224 
225 #define ALL_INTRA_MODES 0x3FF
226 #define INTRA_DC_ONLY 0x01
227 #define INTRA_DC_TM ((1 << TM_PRED) | (1 << DC_PRED))
228 #define INTRA_DC_H_V ((1 << DC_PRED) | (1 << V_PRED) | (1 << H_PRED))
229 #define INTRA_DC_TM_H_V (INTRA_DC_TM | (1 << V_PRED) | (1 << H_PRED))
230 
231 typedef enum {
232   LAST_FRAME_PARTITION_OFF = 0,
233   LAST_FRAME_PARTITION_LOW_MOTION = 1,
234   LAST_FRAME_PARTITION_ALL = 2
235 } LAST_FRAME_PARTITION_METHOD;
236 
237 typedef struct {
238   int RD;
239   SEARCH_METHODS search_method;
240   int auto_filter;
241   int recode_loop;
242   SUBPEL_SEARCH_METHODS subpel_search_method;
243   int subpel_iters_per_step;
244   int thresh_mult[MAX_MODES];
245   int thresh_mult_sub8x8[MAX_REFS];
246   int max_step_search_steps;
247   int reduce_first_step_size;
248   int auto_mv_step_size;
249   int optimize_coefficients;
250   int static_segmentation;
251   int variance_adaptive_quantization;
252   int comp_inter_joint_search_thresh;
253   int adaptive_rd_thresh;
254   int skip_encode_sb;
255   int skip_encode_frame;
256   LAST_FRAME_PARTITION_METHOD use_lastframe_partitioning;
257   TX_SIZE_SEARCH_METHOD tx_size_search_method;
258   int use_lp32x32fdct;
259   int use_avoid_tested_higherror;
260   int use_one_partition_size_always;
261   int less_rectangular_check;
262   int use_square_partition_only;
263   int mode_skip_start;
264   int reference_masking;
265   BLOCK_SIZE always_this_block_size;
266   int auto_min_max_partition_size;
267   BLOCK_SIZE min_partition_size;
268   BLOCK_SIZE max_partition_size;
269   int adjust_partitioning_from_last_frame;
270   int last_partitioning_redo_frequency;
271   int disable_split_mask;
272   int using_small_partition_info;
273   // TODO(jingning): combine the related motion search speed features
274   int adaptive_motion_search;
275 
276   // Implements various heuristics to skip searching modes
277   // The heuristics selected are based on  flags
278   // defined in the MODE_SEARCH_SKIP_HEURISTICS enum
279   unsigned int mode_search_skip_flags;
280   // A source variance threshold below which the split mode is disabled
281   unsigned int disable_split_var_thresh;
282   // A source variance threshold below which filter search is disabled
283   // Choose a very large value (UINT_MAX) to use 8-tap always
284   unsigned int disable_filter_search_var_thresh;
285   int intra_y_mode_mask[TX_SIZES];
286   int intra_uv_mode_mask[TX_SIZES];
287   int use_rd_breakout;
288   int use_uv_intra_rd_estimate;
289   int use_fast_lpf_pick;
290   int use_fast_coef_updates;  // 0: 2-loop, 1: 1-loop, 2: 1-loop reduced
291 } SPEED_FEATURES;
292 
293 typedef struct VP9_COMP {
294   DECLARE_ALIGNED(16, int16_t, y_quant[QINDEX_RANGE][8]);
295   DECLARE_ALIGNED(16, int16_t, y_quant_shift[QINDEX_RANGE][8]);
296   DECLARE_ALIGNED(16, int16_t, y_zbin[QINDEX_RANGE][8]);
297   DECLARE_ALIGNED(16, int16_t, y_round[QINDEX_RANGE][8]);
298 
299   DECLARE_ALIGNED(16, int16_t, uv_quant[QINDEX_RANGE][8]);
300   DECLARE_ALIGNED(16, int16_t, uv_quant_shift[QINDEX_RANGE][8]);
301   DECLARE_ALIGNED(16, int16_t, uv_zbin[QINDEX_RANGE][8]);
302   DECLARE_ALIGNED(16, int16_t, uv_round[QINDEX_RANGE][8]);
303 
304 #if CONFIG_ALPHA
305   DECLARE_ALIGNED(16, int16_t, a_quant[QINDEX_RANGE][8]);
306   DECLARE_ALIGNED(16, int16_t, a_quant_shift[QINDEX_RANGE][8]);
307   DECLARE_ALIGNED(16, int16_t, a_zbin[QINDEX_RANGE][8]);
308   DECLARE_ALIGNED(16, int16_t, a_round[QINDEX_RANGE][8]);
309 #endif
310 
311   MACROBLOCK mb;
312   VP9_COMMON common;
313   VP9_CONFIG oxcf;
314   struct rdcost_block_args rdcost_stack;
315   struct lookahead_ctx    *lookahead;
316   struct lookahead_entry  *source;
317 #if CONFIG_MULTIPLE_ARF
318   struct lookahead_entry  *alt_ref_source[NUM_REF_FRAMES];
319 #else
320   struct lookahead_entry  *alt_ref_source;
321 #endif
322 
323   YV12_BUFFER_CONFIG *Source;
324   YV12_BUFFER_CONFIG *un_scaled_source;
325   YV12_BUFFER_CONFIG scaled_source;
326 
327   unsigned int frames_till_alt_ref_frame;
328   int source_alt_ref_pending;
329   int source_alt_ref_active;
330 
331   int is_src_frame_alt_ref;
332 
333   int gold_is_last;  // gold same as last frame ( short circuit gold searches)
334   int alt_is_last;  // Alt same as last ( short circuit altref search)
335   int gold_is_alt;  // don't do both alt and gold search ( just do gold).
336 
337   int scaled_ref_idx[3];
338   int lst_fb_idx;
339   int gld_fb_idx;
340   int alt_fb_idx;
341 
342   int current_layer;
343   int use_svc;
344 
345 #if CONFIG_MULTIPLE_ARF
346   int alt_ref_fb_idx[NUM_REF_FRAMES - 3];
347 #endif
348   int refresh_last_frame;
349   int refresh_golden_frame;
350   int refresh_alt_ref_frame;
351   YV12_BUFFER_CONFIG last_frame_uf;
352 
353   TOKENEXTRA *tok;
354   unsigned int tok_count[4][1 << 6];
355 
356 
357   unsigned int frames_since_key;
358   unsigned int key_frame_frequency;
359   unsigned int this_key_frame_forced;
360   unsigned int next_key_frame_forced;
361 #if CONFIG_MULTIPLE_ARF
362   // Position within a frame coding order (including any additional ARF frames).
363   unsigned int sequence_number;
364   // Next frame in naturally occurring order that has not yet been coded.
365   int next_frame_in_order;
366 #endif
367 
368   // Ambient reconstruction err target for force key frames
369   int ambient_err;
370 
371   unsigned int mode_chosen_counts[MAX_MODES];
372   unsigned int sub8x8_mode_chosen_counts[MAX_REFS];
373   int64_t mode_skip_mask;
374   int ref_frame_mask;
375   int set_ref_frame_mask;
376 
377   int rd_threshes[MAX_SEGMENTS][BLOCK_SIZES][MAX_MODES];
378   int rd_thresh_freq_fact[BLOCK_SIZES][MAX_MODES];
379   int rd_thresh_sub8x8[MAX_SEGMENTS][BLOCK_SIZES][MAX_REFS];
380   int rd_thresh_freq_sub8x8[BLOCK_SIZES][MAX_REFS];
381 
382   int64_t rd_comp_pred_diff[NB_PREDICTION_TYPES];
383   int64_t rd_prediction_type_threshes[4][NB_PREDICTION_TYPES];
384   unsigned int intra_inter_count[INTRA_INTER_CONTEXTS][2];
385   unsigned int comp_inter_count[COMP_INTER_CONTEXTS][2];
386   unsigned int single_ref_count[REF_CONTEXTS][2][2];
387   unsigned int comp_ref_count[REF_CONTEXTS][2];
388 
389   int64_t rd_tx_select_diff[TX_MODES];
390   // FIXME(rbultje) can this overflow?
391   int rd_tx_select_threshes[4][TX_MODES];
392 
393   int64_t rd_filter_diff[SWITCHABLE_FILTER_CONTEXTS];
394   int64_t rd_filter_threshes[4][SWITCHABLE_FILTER_CONTEXTS];
395   int64_t rd_filter_cache[SWITCHABLE_FILTER_CONTEXTS];
396 
397   int RDMULT;
398   int RDDIV;
399 
400   CODING_CONTEXT coding_context;
401 
402   // Rate targetting variables
403   int this_frame_target;
404   int projected_frame_size;
405   int last_q[2];                   // Separate values for Intra/Inter
406   int last_boosted_qindex;         // Last boosted GF/KF/ARF q
407 
408   double rate_correction_factor;
409   double key_frame_rate_correction_factor;
410   double gf_rate_correction_factor;
411 
412   unsigned int frames_since_golden;
413   int frames_till_gf_update_due;  // Count down till next GF
414 
415   int gf_overspend_bits;  // cumulative bits overspent because of GF boost
416 
417   int non_gf_bitrate_adjustment;  // Following GF to recover extra bits spent
418 
419   int kf_overspend_bits;  // Bits spent on key frames to be recovered on inters
420   int kf_bitrate_adjustment;  // number of bits to recover on each inter frame.
421   int max_gf_interval;
422   int baseline_gf_interval;
423   int active_arnr_frames;           // <= cpi->oxcf.arnr_max_frames
424   int active_arnr_strength;         // <= cpi->oxcf.arnr_max_strength
425 
426   int64_t key_frame_count;
427   int prior_key_frame_distance[KEY_FRAME_CONTEXT];
428   int per_frame_bandwidth;  // Current section per frame bandwidth target
429   int av_per_frame_bandwidth;  // Average frame size target for clip
430   int min_frame_bandwidth;  // Minimum allocation used for any frame
431   int inter_frame_target;
432   double output_framerate;
433   int64_t last_time_stamp_seen;
434   int64_t last_end_time_stamp_seen;
435   int64_t first_time_stamp_ever;
436 
437   int ni_av_qi;
438   int ni_tot_qi;
439   int ni_frames;
440   int avg_frame_qindex;
441   double tot_q;
442   double avg_q;
443 
444   int zbin_mode_boost;
445   int zbin_mode_boost_enabled;
446 
447   int64_t total_byte_count;
448 
449   int buffered_mode;
450 
451   int buffer_level;
452   int bits_off_target;
453 
454   int rolling_target_bits;
455   int rolling_actual_bits;
456 
457   int long_rolling_target_bits;
458   int long_rolling_actual_bits;
459 
460   int64_t total_actual_bits;
461   int total_target_vs_actual;        // debug stats
462 
463   int worst_quality;
464   int active_worst_quality;
465   int best_quality;
466   int active_best_quality;
467 
468   int cq_target_quality;
469 
470   int y_mode_count[4][INTRA_MODES];
471   int y_uv_mode_count[INTRA_MODES][INTRA_MODES];
472   unsigned int partition_count[PARTITION_CONTEXTS][PARTITION_TYPES];
473 
474   nmv_context_counts NMVcount;
475 
476   vp9_coeff_count coef_counts[TX_SIZES][BLOCK_TYPES];
477   vp9_coeff_probs_model frame_coef_probs[TX_SIZES][BLOCK_TYPES];
478   vp9_coeff_stats frame_branch_ct[TX_SIZES][BLOCK_TYPES];
479 
480   int gfu_boost;
481   int last_boost;
482   int kf_boost;
483   int kf_zeromotion_pct;
484   int gf_zeromotion_pct;
485 
486   int64_t target_bandwidth;
487   struct vpx_codec_pkt_list  *output_pkt_list;
488 
489 #if 0
490   // Experimental code for lagged and one pass
491   ONEPASS_FRAMESTATS one_pass_frame_stats[MAX_LAG_BUFFERS];
492   int one_pass_frame_index;
493 #endif
494   MBGRAPH_FRAME_STATS mbgraph_stats[MAX_LAG_BUFFERS];
495   int mbgraph_n_frames;             // number of frames filled in the above
496   int static_mb_pct;                // % forced skip mbs by segmentation
497   int seg0_progress, seg0_idx, seg0_cnt;
498 
499   int decimation_factor;
500   int decimation_count;
501 
502   // for real time encoding
503   int speed;
504   int compressor_speed;
505 
506   int auto_worst_q;
507   int cpu_used;
508   int pass;
509 
510   vp9_prob last_skip_false_probs[3][MBSKIP_CONTEXTS];
511   int last_skip_probs_q[3];
512 
513   int ref_frame_flags;
514 
515   SPEED_FEATURES sf;
516   int error_bins[1024];
517 
518   unsigned int max_mv_magnitude;
519   int mv_step_param;
520 
521   unsigned char *segmentation_map;
522 
523   // segment threashold for encode breakout
524   int  segment_encode_breakout[MAX_SEGMENTS];
525 
526   unsigned char *active_map;
527   unsigned int active_map_enabled;
528 
529   fractional_mv_step_fp *find_fractional_mv_step;
530   fractional_mv_step_comp_fp *find_fractional_mv_step_comp;
531   vp9_full_search_fn_t full_search_sad;
532   vp9_refining_search_fn_t refining_search_sad;
533   vp9_diamond_search_fn_t diamond_search_sad;
534   vp9_variance_fn_ptr_t fn_ptr[BLOCK_SIZES];
535   uint64_t time_receive_data;
536   uint64_t time_compress_data;
537   uint64_t time_pick_lpf;
538   uint64_t time_encode_sb_row;
539 
540   struct twopass_rc {
541     unsigned int section_intra_rating;
542     unsigned int next_iiratio;
543     unsigned int this_iiratio;
544     FIRSTPASS_STATS total_stats;
545     FIRSTPASS_STATS this_frame_stats;
546     FIRSTPASS_STATS *stats_in, *stats_in_end, *stats_in_start;
547     FIRSTPASS_STATS total_left_stats;
548     int first_pass_done;
549     int64_t bits_left;
550     int64_t clip_bits_total;
551     double avg_iiratio;
552     double modified_error_total;
553     double modified_error_used;
554     double modified_error_left;
555     double kf_intra_err_min;
556     double gf_intra_err_min;
557     int frames_to_key;
558     int maxq_max_limit;
559     int maxq_min_limit;
560     int static_scene_max_gf_interval;
561     int kf_bits;
562     // Remaining error from uncoded frames in a gf group. Two pass use only
563     int64_t gf_group_error_left;
564 
565     // Projected total bits available for a key frame group of frames
566     int64_t kf_group_bits;
567 
568     // Error score of frames still to be coded in kf group
569     int64_t kf_group_error_left;
570 
571     // Projected Bits available for a group of frames including 1 GF or ARF
572     int64_t gf_group_bits;
573     // Bits for the golden frame or ARF - 2 pass only
574     int gf_bits;
575     int alt_extra_bits;
576 
577     int sr_update_lag;
578     double est_max_qcorrection_factor;
579   } twopass;
580 
581   YV12_BUFFER_CONFIG alt_ref_buffer;
582   YV12_BUFFER_CONFIG *frames[MAX_LAG_BUFFERS];
583   int fixed_divide[512];
584 
585 #if CONFIG_INTERNAL_STATS
586   int    count;
587   double total_y;
588   double total_u;
589   double total_v;
590   double total;
591   double total_sq_error;
592   double totalp_y;
593   double totalp_u;
594   double totalp_v;
595   double totalp;
596   double total_sq_error2;
597   int    bytes;
598   double summed_quality;
599   double summed_weights;
600   double summedp_quality;
601   double summedp_weights;
602   unsigned int tot_recode_hits;
603 
604 
605   double total_ssimg_y;
606   double total_ssimg_u;
607   double total_ssimg_v;
608   double total_ssimg_all;
609 
610   int b_calculate_ssimg;
611 #endif
612   int b_calculate_psnr;
613 
614   // Per MB activity measurement
615   unsigned int activity_avg;
616   unsigned int *mb_activity_map;
617   int *mb_norm_activity_map;
618   int output_partition;
619 
620   /* force next frame to intra when kf_auto says so */
621   int force_next_frame_intra;
622 
623   int droppable;
624 
625   int dummy_packing;    /* flag to indicate if packing is dummy */
626 
627   unsigned int switchable_interp_count[SWITCHABLE_FILTER_CONTEXTS]
628                                       [SWITCHABLE_FILTERS];
629 
630   unsigned int tx_stepdown_count[TX_SIZES];
631 
632   int initial_width;
633   int initial_height;
634 
635   int number_spatial_layers;
636   int enable_encode_breakout;   // Default value is 1. From first pass stats,
637                                 // encode_breakout may be disabled.
638 
639 #if CONFIG_MULTIPLE_ARF
640   // ARF tracking variables.
641   int multi_arf_enabled;
642   unsigned int frame_coding_order_period;
643   unsigned int new_frame_coding_order_period;
644   int frame_coding_order[MAX_LAG_BUFFERS * 2];
645   int arf_buffer_idx[MAX_LAG_BUFFERS * 3 / 2];
646   int arf_weight[MAX_LAG_BUFFERS];
647   int arf_buffered;
648   int this_frame_weight;
649   int max_arf_level;
650 #endif
651 
652 #ifdef ENTROPY_STATS
653   int64_t mv_ref_stats[INTER_MODE_CONTEXTS][INTER_MODES - 1][2];
654 #endif
655 
656 
657 #ifdef MODE_TEST_HIT_STATS
658   // Debug / test stats
659   int64_t mode_test_hits[BLOCK_SIZES];
660 #endif
661 
662   /* Y,U,V,(A) */
663   ENTROPY_CONTEXT *above_context[MAX_MB_PLANE];
664   ENTROPY_CONTEXT left_context[MAX_MB_PLANE][16];
665 
666   PARTITION_CONTEXT *above_seg_context;
667   PARTITION_CONTEXT left_seg_context[8];
668 } VP9_COMP;
669 
get_ref_frame_idx(VP9_COMP * cpi,MV_REFERENCE_FRAME ref_frame)670 static int get_ref_frame_idx(VP9_COMP *cpi, MV_REFERENCE_FRAME ref_frame) {
671   if (ref_frame == LAST_FRAME) {
672     return cpi->lst_fb_idx;
673   } else if (ref_frame == GOLDEN_FRAME) {
674     return cpi->gld_fb_idx;
675   } else {
676     return cpi->alt_fb_idx;
677   }
678 }
679 
get_scale_ref_frame_idx(VP9_COMP * cpi,MV_REFERENCE_FRAME ref_frame)680 static int get_scale_ref_frame_idx(VP9_COMP *cpi,
681                                    MV_REFERENCE_FRAME ref_frame) {
682   if (ref_frame == LAST_FRAME) {
683     return 0;
684   } else if (ref_frame == GOLDEN_FRAME) {
685     return 1;
686   } else {
687     return 2;
688   }
689 }
690 
691 void vp9_encode_frame(VP9_COMP *cpi);
692 
693 void vp9_pack_bitstream(VP9_COMP *cpi, unsigned char *dest,
694                         unsigned long *size);
695 
696 void vp9_activity_masking(VP9_COMP *cpi, MACROBLOCK *x);
697 
698 void vp9_set_speed_features(VP9_COMP *cpi);
699 
700 int vp9_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest);
701 
702 void vp9_alloc_compressor_data(VP9_COMP *cpi);
703 
704 int vp9_compute_qdelta(VP9_COMP *cpi, double qstart, double qtarget);
705 
get_token_alloc(int mb_rows,int mb_cols)706 static int get_token_alloc(int mb_rows, int mb_cols) {
707   return mb_rows * mb_cols * (48 * 16 + 4);
708 }
709 
710 #endif  // VP9_ENCODER_VP9_ONYX_INT_H_
711