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.
12 #include "vp8/common/onyxc_int.h"
14 #include "vp8/common/systemdependent.h"
16 #include "vp8/common/alloccommon.h"
18 #include "firstpass.h"
20 #include "vpx_scale/vpxscale.h"
21 #include "vp8/common/extend.h"
23 #include "vp8/common/quant_common.h"
24 #include "segmentation.h"
25 #include "vp8/common/g_common.h"
26 #include "vpx_scale/yv12extend.h"
27 #include "vp8/common/postproc.h"
28 #include "vpx_mem/vpx_mem.h"
29 #include "vp8/common/swapyv12buffer.h"
30 #include "vp8/common/threading.h"
31 #include "vpx_ports/vpx_timer.h"
32 #include "temporal_filter.h"
34 #include "vpx_ports/arm.h"
41 #if CONFIG_RUNTIME_CPU_DETECT
42 #define IF_RTCD(x) (x)
43 #define RTCD(x) &cpi->common.rtcd.x
45 #define IF_RTCD(x) NULL
49 extern void vp8cx_pick_filter_level_fast(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi);
50 extern void vp8cx_set_alt_lf_level(VP8_COMP *cpi, int filt_val);
51 extern void vp8cx_pick_filter_level(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi);
53 extern void vp8_init_loop_filter(VP8_COMMON *cm);
54 extern void vp8_loop_filter_frame(VP8_COMMON *cm, MACROBLOCKD *mbd, int filt_val);
55 extern void vp8_loop_filter_frame_yonly(VP8_COMMON *cm, MACROBLOCKD *mbd, int filt_val, int sharpness_lvl);
56 extern void vp8_dmachine_specific_config(VP8_COMP *cpi);
57 extern void vp8_cmachine_specific_config(VP8_COMP *cpi);
58 extern void vp8_deblock_frame(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *post, int filt_lvl, int low_var_thresh, int flag);
59 extern void print_parms(VP8_CONFIG *ocf, char *filenam);
60 extern unsigned int vp8_get_processor_freq();
61 extern void print_tree_update_probs();
62 extern void vp8cx_create_encoder_threads(VP8_COMP *cpi);
63 extern void vp8cx_remove_encoder_threads(VP8_COMP *cpi);
65 extern void vp8_yv12_copy_frame_func_neon(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc);
66 extern void vp8_yv12_copy_src_frame_func_neon(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc);
69 int vp8_estimate_entropy_savings(VP8_COMP *cpi);
70 int vp8_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest, const vp8_variance_rtcd_vtable_t *rtcd);
72 extern void vp8_temporal_filter_prepare_c(VP8_COMP *cpi, int distance);
74 static void set_default_lf_deltas(VP8_COMP *cpi);
76 extern const int vp8_gf_interval_table[101];
78 #if CONFIG_INTERNAL_STATS
81 extern double vp8_calc_ssim
83 YV12_BUFFER_CONFIG *source,
84 YV12_BUFFER_CONFIG *dest,
87 const vp8_variance_rtcd_vtable_t *rtcd
91 extern double vp8_calc_ssimg
93 YV12_BUFFER_CONFIG *source,
94 YV12_BUFFER_CONFIG *dest,
98 const vp8_variance_rtcd_vtable_t *rtcd
105 #ifdef OUTPUT_YUV_SRC
116 extern int skip_true_count;
117 extern int skip_false_count;
122 extern int intra_mode_stats[10][10][10];
126 unsigned int frames_at_speed[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
127 unsigned int tot_pm = 0;
128 unsigned int cnt_pm = 0;
129 unsigned int tot_ef = 0;
130 unsigned int cnt_ef = 0;
134 extern unsigned __int64 Sectionbits[50];
135 extern int y_modes[5] ;
136 extern int uv_modes[4] ;
137 extern int b_modes[10] ;
139 extern int inter_y_modes[10] ;
140 extern int inter_uv_modes[4] ;
141 extern unsigned int inter_b_modes[15];
144 extern void (*vp8_short_fdct4x4)(short *input, short *output, int pitch);
145 extern void (*vp8_short_fdct8x4)(short *input, short *output, int pitch);
147 extern const int vp8_bits_per_mb[2][QINDEX_RANGE];
149 extern const int qrounding_factors[129];
150 extern const int qzbin_factors[129];
151 extern void vp8cx_init_quantizer(VP8_COMP *cpi);
152 extern const int vp8cx_base_skip_false_prob[128];
154 // Tables relating active max Q to active min Q
155 static const int kf_low_motion_minq[QINDEX_RANGE] =
157 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
158 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
159 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
160 0,0,0,0,1,1,1,1,1,1,1,1,2,2,2,2,
161 3,3,3,3,3,3,4,4,4,5,5,5,5,5,6,6,
162 6,6,7,7,8,8,8,8,9,9,10,10,10,10,11,11,
163 11,11,12,12,13,13,13,13,14,14,15,15,15,15,16,16,
164 16,16,17,17,18,18,18,18,19,20,20,21,21,22,23,23
166 static const int kf_high_motion_minq[QINDEX_RANGE] =
168 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
169 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
170 1,1,1,1,1,1,1,1,2,2,2,2,3,3,3,3,
171 3,3,3,3,4,4,4,4,5,5,5,5,5,5,6,6,
172 6,6,7,7,8,8,8,8,9,9,10,10,10,10,11,11,
173 11,11,12,12,13,13,13,13,14,14,15,15,15,15,16,16,
174 16,16,17,17,18,18,18,18,19,19,20,20,20,20,21,21,
175 21,21,22,22,23,23,24,25,25,26,26,27,28,28,29,30
177 static const int gf_low_motion_minq[QINDEX_RANGE] =
179 0,0,0,0,1,1,1,1,1,1,1,1,2,2,2,2,
180 3,3,3,3,4,4,4,4,5,5,5,5,6,6,6,6,
181 7,7,7,7,8,8,8,8,9,9,9,9,10,10,10,10,
182 11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,
183 19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,
184 27,27,28,28,29,29,30,30,31,31,32,32,33,33,34,34,
185 35,35,36,36,37,37,38,38,39,39,40,40,41,41,42,42,
186 43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58
188 static const int gf_mid_motion_minq[QINDEX_RANGE] =
190 0,0,0,0,1,1,1,1,1,1,2,2,3,3,3,4,
191 4,4,5,5,5,6,6,6,7,7,7,8,8,8,9,9,
192 9,10,10,10,10,11,11,11,12,12,12,12,13,13,13,14,
193 14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21,
194 22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,
195 30,30,31,31,32,32,33,33,34,34,35,35,36,36,37,37,
196 38,39,39,40,40,41,41,42,42,43,43,44,45,46,47,48,
197 49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64
199 static const int gf_high_motion_minq[QINDEX_RANGE] =
201 0,0,0,0,1,1,1,1,1,2,2,2,3,3,3,4,
202 4,4,5,5,5,6,6,6,7,7,7,8,8,8,9,9,
203 9,10,10,10,11,11,12,12,13,13,14,14,15,15,16,16,
204 17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,
205 25,25,26,26,27,27,28,28,29,29,30,30,31,31,32,32,
206 33,33,34,34,35,35,36,36,37,37,38,38,39,39,40,40,
207 41,41,42,42,43,44,45,46,47,48,49,50,51,52,53,54,
208 55,56,57,58,59,60,62,64,66,68,70,72,74,76,78,80
210 static const int inter_minq[QINDEX_RANGE] =
212 0,0,1,1,2,3,3,4,4,5,6,6,7,8,8,9,
213 9,10,11,11,12,13,13,14,15,15,16,17,17,18,19,20,
214 20,21,22,22,23,24,24,25,26,27,27,28,29,30,30,31,
215 32,33,33,34,35,36,36,37,38,39,39,40,41,42,42,43,
216 44,45,46,46,47,48,49,50,50,51,52,53,54,55,55,56,
217 57,58,59,60,60,61,62,63,64,65,66,67,67,68,69,70,
218 71,72,73,74,75,75,76,77,78,79,80,81,82,83,84,85,
219 86,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100
222 void vp8_initialize()
224 static int init_done = 0;
228 vp8_scale_machine_specific_config();
229 vp8_initialize_common();
230 //vp8_dmachine_specific_config();
231 vp8_tokenize_initialize();
236 #ifdef PACKET_TESTING
237 extern FILE *vpxlogc;
240 static void setup_features(VP8_COMP *cpi)
242 // Set up default state for MB feature flags
243 cpi->mb.e_mbd.segmentation_enabled = 0;
244 cpi->mb.e_mbd.update_mb_segmentation_map = 0;
245 cpi->mb.e_mbd.update_mb_segmentation_data = 0;
246 vpx_memset(cpi->mb.e_mbd.mb_segment_tree_probs, 255, sizeof(cpi->mb.e_mbd.mb_segment_tree_probs));
247 vpx_memset(cpi->mb.e_mbd.segment_feature_data, 0, sizeof(cpi->mb.e_mbd.segment_feature_data));
249 cpi->mb.e_mbd.mode_ref_lf_delta_enabled = 0;
250 cpi->mb.e_mbd.mode_ref_lf_delta_update = 0;
251 vpx_memset(cpi->mb.e_mbd.ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas));
252 vpx_memset(cpi->mb.e_mbd.mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas));
253 vpx_memset(cpi->mb.e_mbd.last_ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas));
254 vpx_memset(cpi->mb.e_mbd.last_mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas));
256 set_default_lf_deltas(cpi);
261 static void dealloc_compressor_data(VP8_COMP *cpi)
263 vpx_free(cpi->tplist);
266 // Delete last frame MV storage buffers
270 vpx_free(cpi->lf_ref_frame_sign_bias);
271 cpi->lf_ref_frame_sign_bias = 0;
273 vpx_free(cpi->lf_ref_frame);
274 cpi->lf_ref_frame = 0;
276 // Delete sementation map
277 vpx_free(cpi->segmentation_map);
278 cpi->segmentation_map = 0;
280 vpx_free(cpi->active_map);
283 vp8_de_alloc_frame_buffers(&cpi->common);
285 vp8_yv12_de_alloc_frame_buffer(&cpi->last_frame_uf);
286 vp8_yv12_de_alloc_frame_buffer(&cpi->scaled_source);
287 #if VP8_TEMPORAL_ALT_REF
288 vp8_yv12_de_alloc_frame_buffer(&cpi->alt_ref_buffer);
290 vp8_lookahead_destroy(cpi->lookahead);
295 // Structure used to monitor GF usage
296 vpx_free(cpi->gf_active_flags);
297 cpi->gf_active_flags = 0;
299 // Activity mask based per mb zbin adjustments
300 vpx_free(cpi->mb_activity_map);
301 cpi->mb_activity_map = 0;
302 vpx_free(cpi->mb_norm_activity_map);
303 cpi->mb_norm_activity_map = 0;
305 vpx_free(cpi->mb.pip);
308 #if !(CONFIG_REALTIME_ONLY)
309 vpx_free(cpi->total_stats);
310 cpi->total_stats = 0;
312 vpx_free(cpi->this_frame_stats);
313 cpi->this_frame_stats = 0;
317 static void enable_segmentation(VP8_PTR ptr)
319 VP8_COMP *cpi = (VP8_COMP *)(ptr);
321 // Set the appropriate feature bit
322 cpi->mb.e_mbd.segmentation_enabled = 1;
323 cpi->mb.e_mbd.update_mb_segmentation_map = 1;
324 cpi->mb.e_mbd.update_mb_segmentation_data = 1;
326 static void disable_segmentation(VP8_PTR ptr)
328 VP8_COMP *cpi = (VP8_COMP *)(ptr);
330 // Clear the appropriate feature bit
331 cpi->mb.e_mbd.segmentation_enabled = 0;
334 // Valid values for a segment are 0 to 3
335 // Segmentation map is arrange as [Rows][Columns]
336 static void set_segmentation_map(VP8_PTR ptr, unsigned char *segmentation_map)
338 VP8_COMP *cpi = (VP8_COMP *)(ptr);
340 // Copy in the new segmentation map
341 vpx_memcpy(cpi->segmentation_map, segmentation_map, (cpi->common.mb_rows * cpi->common.mb_cols));
343 // Signal that the map should be updated.
344 cpi->mb.e_mbd.update_mb_segmentation_map = 1;
345 cpi->mb.e_mbd.update_mb_segmentation_data = 1;
348 // The values given for each segment can be either deltas (from the default value chosen for the frame) or absolute values.
350 // Valid range for abs values is (0-127 for MB_LVL_ALT_Q) , (0-63 for SEGMENT_ALT_LF)
351 // Valid range for delta values are (+/-127 for MB_LVL_ALT_Q) , (+/-63 for SEGMENT_ALT_LF)
353 // abs_delta = SEGMENT_DELTADATA (deltas) abs_delta = SEGMENT_ABSDATA (use the absolute values given).
356 static void set_segment_data(VP8_PTR ptr, signed char *feature_data, unsigned char abs_delta)
358 VP8_COMP *cpi = (VP8_COMP *)(ptr);
360 cpi->mb.e_mbd.mb_segement_abs_delta = abs_delta;
361 vpx_memcpy(cpi->segment_feature_data, feature_data, sizeof(cpi->segment_feature_data));
365 static void segmentation_test_function(VP8_PTR ptr)
367 VP8_COMP *cpi = (VP8_COMP *)(ptr);
369 unsigned char *seg_map;
370 signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS];
372 // Create a temporary map for segmentation data.
373 CHECK_MEM_ERROR(seg_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
375 // MB loop to set local segmentation map
376 /*for ( i = 0; i < cpi->common.mb_rows; i++ )
378 for ( j = 0; j < cpi->common.mb_cols; j++ )
380 //seg_map[(i*cpi->common.mb_cols) + j] = (j % 2) + ((i%2)* 2);
381 //if ( j < cpi->common.mb_cols/2 )
383 // Segment 1 around the edge else 0
384 if ( (i == 0) || (j == 0) || (i == (cpi->common.mb_rows-1)) || (j == (cpi->common.mb_cols-1)) )
385 seg_map[(i*cpi->common.mb_cols) + j] = 1;
386 //else if ( (i < 2) || (j < 2) || (i > (cpi->common.mb_rows-3)) || (j > (cpi->common.mb_cols-3)) )
387 // seg_map[(i*cpi->common.mb_cols) + j] = 2;
388 //else if ( (i < 5) || (j < 5) || (i > (cpi->common.mb_rows-6)) || (j > (cpi->common.mb_cols-6)) )
389 // seg_map[(i*cpi->common.mb_cols) + j] = 3;
391 seg_map[(i*cpi->common.mb_cols) + j] = 0;
395 // Set the segmentation Map
396 set_segmentation_map(ptr, seg_map);
398 // Activate segmentation.
399 enable_segmentation(ptr);
401 // Set up the quant segment data
402 feature_data[MB_LVL_ALT_Q][0] = 0;
403 feature_data[MB_LVL_ALT_Q][1] = 4;
404 feature_data[MB_LVL_ALT_Q][2] = 0;
405 feature_data[MB_LVL_ALT_Q][3] = 0;
406 // Set up the loop segment data
407 feature_data[MB_LVL_ALT_LF][0] = 0;
408 feature_data[MB_LVL_ALT_LF][1] = 0;
409 feature_data[MB_LVL_ALT_LF][2] = 0;
410 feature_data[MB_LVL_ALT_LF][3] = 0;
412 // Initialise the feature data structure
413 // SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
414 set_segment_data(ptr, &feature_data[0][0], SEGMENT_DELTADATA);
416 // Delete sementation map
423 // A simple function to cyclically refresh the background at a lower Q
424 static void cyclic_background_refresh(VP8_COMP *cpi, int Q, int lf_adjustment)
426 unsigned char *seg_map;
427 signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS];
429 int block_count = cpi->cyclic_refresh_mode_max_mbs_perframe;
430 int mbs_in_frame = cpi->common.mb_rows * cpi->common.mb_cols;
432 // Create a temporary map for segmentation data.
433 CHECK_MEM_ERROR(seg_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
435 cpi->cyclic_refresh_q = Q;
437 for (i = Q; i > 0; i--)
439 if (vp8_bits_per_mb[cpi->common.frame_type][i] >= ((vp8_bits_per_mb[cpi->common.frame_type][Q]*(Q + 128)) / 64))
440 //if ( vp8_bits_per_mb[cpi->common.frame_type][i] >= ((vp8_bits_per_mb[cpi->common.frame_type][Q]*((2*Q)+96))/64) )
446 cpi->cyclic_refresh_q = i;
448 // Only update for inter frames
449 if (cpi->common.frame_type != KEY_FRAME)
451 // Cycle through the macro_block rows
452 // MB loop to set local segmentation map
453 for (i = cpi->cyclic_refresh_mode_index; i < mbs_in_frame; i++)
455 // If the MB is as a candidate for clean up then mark it for possible boost/refresh (segment 1)
456 // The segment id may get reset to 0 later if the MB gets coded anything other than last frame 0,0
457 // as only (last frame 0,0) MBs are eligable for refresh : that is to say Mbs likely to be background blocks.
458 if (cpi->cyclic_refresh_map[i] == 0)
466 // Skip blocks that have been refreshed recently anyway.
467 if (cpi->cyclic_refresh_map[i] < 0)
468 //cpi->cyclic_refresh_map[i] = cpi->cyclic_refresh_map[i] / 16;
469 cpi->cyclic_refresh_map[i]++;
480 // If we have gone through the frame reset to the start
481 cpi->cyclic_refresh_mode_index = i;
483 if (cpi->cyclic_refresh_mode_index >= mbs_in_frame)
484 cpi->cyclic_refresh_mode_index = 0;
487 // Set the segmentation Map
488 set_segmentation_map((VP8_PTR)cpi, seg_map);
490 // Activate segmentation.
491 enable_segmentation((VP8_PTR)cpi);
493 // Set up the quant segment data
494 feature_data[MB_LVL_ALT_Q][0] = 0;
495 feature_data[MB_LVL_ALT_Q][1] = (cpi->cyclic_refresh_q - Q);
496 feature_data[MB_LVL_ALT_Q][2] = 0;
497 feature_data[MB_LVL_ALT_Q][3] = 0;
499 // Set up the loop segment data
500 feature_data[MB_LVL_ALT_LF][0] = 0;
501 feature_data[MB_LVL_ALT_LF][1] = lf_adjustment;
502 feature_data[MB_LVL_ALT_LF][2] = 0;
503 feature_data[MB_LVL_ALT_LF][3] = 0;
505 // Initialise the feature data structure
506 // SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
507 set_segment_data((VP8_PTR)cpi, &feature_data[0][0], SEGMENT_DELTADATA);
509 // Delete sementation map
516 static void set_default_lf_deltas(VP8_COMP *cpi)
518 cpi->mb.e_mbd.mode_ref_lf_delta_enabled = 1;
519 cpi->mb.e_mbd.mode_ref_lf_delta_update = 1;
521 vpx_memset(cpi->mb.e_mbd.ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas));
522 vpx_memset(cpi->mb.e_mbd.mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas));
524 // Test of ref frame deltas
525 cpi->mb.e_mbd.ref_lf_deltas[INTRA_FRAME] = 2;
526 cpi->mb.e_mbd.ref_lf_deltas[LAST_FRAME] = 0;
527 cpi->mb.e_mbd.ref_lf_deltas[GOLDEN_FRAME] = -2;
528 cpi->mb.e_mbd.ref_lf_deltas[ALTREF_FRAME] = -2;
530 cpi->mb.e_mbd.mode_lf_deltas[0] = 4; // BPRED
531 cpi->mb.e_mbd.mode_lf_deltas[1] = -2; // Zero
532 cpi->mb.e_mbd.mode_lf_deltas[2] = 2; // New mv
533 cpi->mb.e_mbd.mode_lf_deltas[3] = 4; // Split mv
536 void vp8_set_speed_features(VP8_COMP *cpi)
538 SPEED_FEATURES *sf = &cpi->sf;
539 int Mode = cpi->compressor_speed;
540 int Speed = cpi->Speed;
542 VP8_COMMON *cm = &cpi->common;
543 int last_improved_quant = sf->improved_quant;
545 // Initialise default mode frequency sampling variables
546 for (i = 0; i < MAX_MODES; i ++)
548 cpi->mode_check_freq[i] = 0;
549 cpi->mode_test_hit_counts[i] = 0;
550 cpi->mode_chosen_counts[i] = 0;
553 cpi->mbs_tested_so_far = 0;
555 // best quality defaults
557 sf->search_method = NSTEP;
558 sf->improved_quant = 1;
559 sf->improved_dct = 1;
562 sf->quarter_pixel_search = 1;
563 sf->half_pixel_search = 1;
564 sf->full_freq[0] = 7;
565 sf->full_freq[1] = 7;
566 sf->min_fs_radius = 8;
567 sf->max_fs_radius = 32;
568 sf->iterative_sub_pixel = 1;
569 sf->optimize_coefficients = 1;
570 sf->use_fastquant_for_pick = 0;
571 sf->no_skip_block4x4_search = 1;
574 sf->max_step_search_steps = MAX_MVSEARCH_STEPS;
575 sf->improved_mv_pred = 1;
577 // default thresholds to 0
578 for (i = 0; i < MAX_MODES; i++)
579 sf->thresh_mult[i] = 0;
583 #if !(CONFIG_REALTIME_ONLY)
584 case 0: // best quality mode
585 sf->thresh_mult[THR_ZEROMV ] = 0;
586 sf->thresh_mult[THR_ZEROG ] = 0;
587 sf->thresh_mult[THR_ZEROA ] = 0;
588 sf->thresh_mult[THR_NEARESTMV] = 0;
589 sf->thresh_mult[THR_NEARESTG ] = 0;
590 sf->thresh_mult[THR_NEARESTA ] = 0;
591 sf->thresh_mult[THR_NEARMV ] = 0;
592 sf->thresh_mult[THR_NEARG ] = 0;
593 sf->thresh_mult[THR_NEARA ] = 0;
595 sf->thresh_mult[THR_DC ] = 0;
597 sf->thresh_mult[THR_V_PRED ] = 1000;
598 sf->thresh_mult[THR_H_PRED ] = 1000;
599 sf->thresh_mult[THR_B_PRED ] = 2000;
600 sf->thresh_mult[THR_TM ] = 1000;
602 sf->thresh_mult[THR_NEWMV ] = 1000;
603 sf->thresh_mult[THR_NEWG ] = 1000;
604 sf->thresh_mult[THR_NEWA ] = 1000;
606 sf->thresh_mult[THR_SPLITMV ] = 2500;
607 sf->thresh_mult[THR_SPLITG ] = 5000;
608 sf->thresh_mult[THR_SPLITA ] = 5000;
610 sf->full_freq[0] = 7;
611 sf->full_freq[1] = 15;
614 sf->max_step_search_steps = MAX_MVSEARCH_STEPS;
618 sf->thresh_mult[THR_NEARESTMV] = 0;
619 sf->thresh_mult[THR_ZEROMV ] = 0;
620 sf->thresh_mult[THR_DC ] = 0;
621 sf->thresh_mult[THR_NEARMV ] = 0;
622 sf->thresh_mult[THR_V_PRED ] = 1000;
623 sf->thresh_mult[THR_H_PRED ] = 1000;
624 sf->thresh_mult[THR_B_PRED ] = 2500;
625 sf->thresh_mult[THR_TM ] = 1000;
627 sf->thresh_mult[THR_NEARESTG ] = 1000;
628 sf->thresh_mult[THR_NEARESTA ] = 1000;
630 sf->thresh_mult[THR_ZEROG ] = 1000;
631 sf->thresh_mult[THR_ZEROA ] = 1000;
632 sf->thresh_mult[THR_NEARG ] = 1000;
633 sf->thresh_mult[THR_NEARA ] = 1000;
636 sf->thresh_mult[THR_ZEROMV ] = 0;
637 sf->thresh_mult[THR_ZEROG ] = 0;
638 sf->thresh_mult[THR_ZEROA ] = 0;
639 sf->thresh_mult[THR_NEARESTMV] = 0;
640 sf->thresh_mult[THR_NEARESTG ] = 0;
641 sf->thresh_mult[THR_NEARESTA ] = 0;
642 sf->thresh_mult[THR_NEARMV ] = 0;
643 sf->thresh_mult[THR_NEARG ] = 0;
644 sf->thresh_mult[THR_NEARA ] = 0;
646 // sf->thresh_mult[THR_DC ] = 0;
648 // sf->thresh_mult[THR_V_PRED ] = 1000;
649 // sf->thresh_mult[THR_H_PRED ] = 1000;
650 // sf->thresh_mult[THR_B_PRED ] = 2000;
651 // sf->thresh_mult[THR_TM ] = 1000;
653 sf->thresh_mult[THR_NEWMV ] = 1000;
654 sf->thresh_mult[THR_NEWG ] = 1000;
655 sf->thresh_mult[THR_NEWA ] = 1000;
657 sf->thresh_mult[THR_SPLITMV ] = 1700;
658 sf->thresh_mult[THR_SPLITG ] = 4500;
659 sf->thresh_mult[THR_SPLITA ] = 4500;
661 sf->thresh_mult[THR_NEWMV ] = 1500;
662 sf->thresh_mult[THR_NEWG ] = 1500;
663 sf->thresh_mult[THR_NEWA ] = 1500;
665 sf->thresh_mult[THR_SPLITMV ] = 5000;
666 sf->thresh_mult[THR_SPLITG ] = 10000;
667 sf->thresh_mult[THR_SPLITA ] = 10000;
669 sf->full_freq[0] = 15;
670 sf->full_freq[1] = 31;
674 /* Disable coefficient optimization above speed 0 */
675 sf->optimize_coefficients = 0;
676 sf->use_fastquant_for_pick = 1;
677 sf->no_skip_block4x4_search = 0;
681 cpi->mode_check_freq[THR_SPLITG] = 2;
682 cpi->mode_check_freq[THR_SPLITA] = 2;
683 cpi->mode_check_freq[THR_SPLITMV] = 0;
688 cpi->mode_check_freq[THR_SPLITG] = 4;
689 cpi->mode_check_freq[THR_SPLITA] = 4;
690 cpi->mode_check_freq[THR_SPLITMV] = 2;
692 sf->thresh_mult[THR_TM ] = 1500;
693 sf->thresh_mult[THR_V_PRED ] = 1500;
694 sf->thresh_mult[THR_H_PRED ] = 1500;
695 sf->thresh_mult[THR_B_PRED ] = 5000;
697 if (cpi->ref_frame_flags & VP8_LAST_FLAG)
699 sf->thresh_mult[THR_NEWMV ] = 2000;
700 sf->thresh_mult[THR_SPLITMV ] = 10000;
703 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
705 sf->thresh_mult[THR_NEARESTG ] = 1500;
706 sf->thresh_mult[THR_ZEROG ] = 1500;
707 sf->thresh_mult[THR_NEARG ] = 1500;
708 sf->thresh_mult[THR_NEWG ] = 2000;
709 sf->thresh_mult[THR_SPLITG ] = 20000;
712 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
714 sf->thresh_mult[THR_NEARESTA ] = 1500;
715 sf->thresh_mult[THR_ZEROA ] = 1500;
716 sf->thresh_mult[THR_NEARA ] = 1500;
717 sf->thresh_mult[THR_NEWA ] = 2000;
718 sf->thresh_mult[THR_SPLITA ] = 20000;
724 cpi->mode_check_freq[THR_SPLITG] = 15;
725 cpi->mode_check_freq[THR_SPLITA] = 15;
726 cpi->mode_check_freq[THR_SPLITMV] = 7;
728 sf->thresh_mult[THR_TM ] = 2000;
729 sf->thresh_mult[THR_V_PRED ] = 2000;
730 sf->thresh_mult[THR_H_PRED ] = 2000;
731 sf->thresh_mult[THR_B_PRED ] = 7500;
733 if (cpi->ref_frame_flags & VP8_LAST_FLAG)
735 sf->thresh_mult[THR_NEWMV ] = 2000;
736 sf->thresh_mult[THR_SPLITMV ] = 25000;
739 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
741 sf->thresh_mult[THR_NEARESTG ] = 2000;
742 sf->thresh_mult[THR_ZEROG ] = 2000;
743 sf->thresh_mult[THR_NEARG ] = 2000;
744 sf->thresh_mult[THR_NEWG ] = 2500;
745 sf->thresh_mult[THR_SPLITG ] = 50000;
748 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
750 sf->thresh_mult[THR_NEARESTA ] = 2000;
751 sf->thresh_mult[THR_ZEROA ] = 2000;
752 sf->thresh_mult[THR_NEARA ] = 2000;
753 sf->thresh_mult[THR_NEWA ] = 2500;
754 sf->thresh_mult[THR_SPLITA ] = 50000;
757 sf->improved_quant = 0;
758 sf->improved_dct = 0;
760 // Only do recode loop on key frames, golden frames and
764 sf->full_freq[0] = 31;
765 sf->full_freq[1] = 63;
770 sf->thresh_mult[THR_SPLITA ] = INT_MAX;
771 sf->thresh_mult[THR_SPLITG ] = INT_MAX;
772 sf->thresh_mult[THR_SPLITMV ] = INT_MAX;
774 cpi->mode_check_freq[THR_V_PRED] = 0;
775 cpi->mode_check_freq[THR_H_PRED] = 0;
776 cpi->mode_check_freq[THR_B_PRED] = 0;
777 cpi->mode_check_freq[THR_NEARG] = 0;
778 cpi->mode_check_freq[THR_NEWG] = 0;
779 cpi->mode_check_freq[THR_NEARA] = 0;
780 cpi->mode_check_freq[THR_NEWA] = 0;
783 sf->recode_loop = 0; // recode loop off
784 sf->RD = 0; // Turn rd off
786 sf->full_freq[0] = 63;
787 sf->full_freq[1] = 127;
792 sf->auto_filter = 0; // Faster selection of loop filter
793 sf->full_freq[0] = INT_MAX;
794 sf->full_freq[1] = INT_MAX;
796 cpi->mode_check_freq[THR_V_PRED] = 2;
797 cpi->mode_check_freq[THR_H_PRED] = 2;
798 cpi->mode_check_freq[THR_B_PRED] = 2;
800 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
802 cpi->mode_check_freq[THR_NEARG] = 2;
803 cpi->mode_check_freq[THR_NEWG] = 4;
806 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
808 cpi->mode_check_freq[THR_NEARA] = 2;
809 cpi->mode_check_freq[THR_NEWA] = 4;
812 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
814 sf->thresh_mult[THR_NEARESTG ] = 2000;
815 sf->thresh_mult[THR_ZEROG ] = 2000;
816 sf->thresh_mult[THR_NEARG ] = 2000;
817 sf->thresh_mult[THR_NEWG ] = 4000;
820 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
822 sf->thresh_mult[THR_NEARESTA ] = 2000;
823 sf->thresh_mult[THR_ZEROA ] = 2000;
824 sf->thresh_mult[THR_NEARA ] = 2000;
825 sf->thresh_mult[THR_NEWA ] = 4000;
832 sf->optimize_coefficients = 0;
835 sf->iterative_sub_pixel = 1;
836 sf->thresh_mult[THR_NEARESTMV] = 0;
837 sf->thresh_mult[THR_ZEROMV ] = 0;
838 sf->thresh_mult[THR_DC ] = 0;
839 sf->thresh_mult[THR_TM ] = 0;
840 sf->thresh_mult[THR_NEARMV ] = 0;
841 sf->thresh_mult[THR_V_PRED ] = 1000;
842 sf->thresh_mult[THR_H_PRED ] = 1000;
843 sf->thresh_mult[THR_B_PRED ] = 2500;
844 sf->thresh_mult[THR_NEARESTG ] = 1000;
845 sf->thresh_mult[THR_ZEROG ] = 1000;
846 sf->thresh_mult[THR_NEARG ] = 1000;
847 sf->thresh_mult[THR_NEARESTA ] = 1000;
848 sf->thresh_mult[THR_ZEROA ] = 1000;
849 sf->thresh_mult[THR_NEARA ] = 1000;
850 sf->thresh_mult[THR_NEWMV ] = 2000;
851 sf->thresh_mult[THR_NEWG ] = 2000;
852 sf->thresh_mult[THR_NEWA ] = 2000;
853 sf->thresh_mult[THR_SPLITMV ] = 5000;
854 sf->thresh_mult[THR_SPLITG ] = 10000;
855 sf->thresh_mult[THR_SPLITA ] = 10000;
856 sf->full_freq[0] = 15;
857 sf->full_freq[1] = 31;
858 sf->search_method = NSTEP;
862 cpi->mode_check_freq[THR_SPLITG] = 4;
863 cpi->mode_check_freq[THR_SPLITA] = 4;
864 cpi->mode_check_freq[THR_SPLITMV] = 2;
866 sf->thresh_mult[THR_DC ] = 0;
867 sf->thresh_mult[THR_TM ] = 1000;
868 sf->thresh_mult[THR_V_PRED ] = 2000;
869 sf->thresh_mult[THR_H_PRED ] = 2000;
870 sf->thresh_mult[THR_B_PRED ] = 5000;
872 if (cpi->ref_frame_flags & VP8_LAST_FLAG)
874 sf->thresh_mult[THR_NEARESTMV] = 0;
875 sf->thresh_mult[THR_ZEROMV ] = 0;
876 sf->thresh_mult[THR_NEARMV ] = 0;
877 sf->thresh_mult[THR_NEWMV ] = 2000;
878 sf->thresh_mult[THR_SPLITMV ] = 10000;
881 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
883 sf->thresh_mult[THR_NEARESTG ] = 1000;
884 sf->thresh_mult[THR_ZEROG ] = 1000;
885 sf->thresh_mult[THR_NEARG ] = 1000;
886 sf->thresh_mult[THR_NEWG ] = 2000;
887 sf->thresh_mult[THR_SPLITG ] = 20000;
890 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
892 sf->thresh_mult[THR_NEARESTA ] = 1000;
893 sf->thresh_mult[THR_ZEROA ] = 1000;
894 sf->thresh_mult[THR_NEARA ] = 1000;
895 sf->thresh_mult[THR_NEWA ] = 2000;
896 sf->thresh_mult[THR_SPLITA ] = 20000;
899 sf->improved_quant = 0;
900 sf->improved_dct = 0;
905 cpi->mode_check_freq[THR_SPLITMV] = 7;
906 cpi->mode_check_freq[THR_SPLITG] = 15;
907 cpi->mode_check_freq[THR_SPLITA] = 15;
909 sf->thresh_mult[THR_TM ] = 2000;
910 sf->thresh_mult[THR_V_PRED ] = 2000;
911 sf->thresh_mult[THR_H_PRED ] = 2000;
912 sf->thresh_mult[THR_B_PRED ] = 5000;
914 if (cpi->ref_frame_flags & VP8_LAST_FLAG)
916 sf->thresh_mult[THR_NEWMV ] = 2000;
917 sf->thresh_mult[THR_SPLITMV ] = 25000;
920 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
922 sf->thresh_mult[THR_NEARESTG ] = 2000;
923 sf->thresh_mult[THR_ZEROG ] = 2000;
924 sf->thresh_mult[THR_NEARG ] = 2000;
925 sf->thresh_mult[THR_NEWG ] = 2500;
926 sf->thresh_mult[THR_SPLITG ] = 50000;
929 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
931 sf->thresh_mult[THR_NEARESTA ] = 2000;
932 sf->thresh_mult[THR_ZEROA ] = 2000;
933 sf->thresh_mult[THR_NEARA ] = 2000;
934 sf->thresh_mult[THR_NEWA ] = 2500;
935 sf->thresh_mult[THR_SPLITA ] = 50000;
938 sf->full_freq[0] = 31;
939 sf->full_freq[1] = 63;
944 sf->auto_filter = 0; // Faster selection of loop filter
946 cpi->mode_check_freq[THR_V_PRED] = 2;
947 cpi->mode_check_freq[THR_H_PRED] = 2;
948 cpi->mode_check_freq[THR_B_PRED] = 2;
950 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
952 cpi->mode_check_freq[THR_NEARG] = 2;
953 cpi->mode_check_freq[THR_NEWG] = 4;
956 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
958 cpi->mode_check_freq[THR_NEARA] = 2;
959 cpi->mode_check_freq[THR_NEWA] = 4;
962 sf->thresh_mult[THR_SPLITMV ] = INT_MAX;
963 sf->thresh_mult[THR_SPLITG ] = INT_MAX;
964 sf->thresh_mult[THR_SPLITA ] = INT_MAX;
966 sf->full_freq[0] = 63;
967 sf->full_freq[1] = 127;
973 sf->full_freq[0] = INT_MAX;
974 sf->full_freq[1] = INT_MAX;
981 sf->auto_filter = 0; // Faster selection of loop filter
983 #if CONFIG_REALTIME_ONLY
984 sf->search_method = HEX;
986 sf->search_method = DIAMOND;
988 sf->iterative_sub_pixel = 0;
990 cpi->mode_check_freq[THR_V_PRED] = 4;
991 cpi->mode_check_freq[THR_H_PRED] = 4;
992 cpi->mode_check_freq[THR_B_PRED] = 4;
994 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
996 cpi->mode_check_freq[THR_NEARG] = 2;
997 cpi->mode_check_freq[THR_NEWG] = 4;
1000 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
1002 cpi->mode_check_freq[THR_NEARA] = 2;
1003 cpi->mode_check_freq[THR_NEWA] = 4;
1006 sf->thresh_mult[THR_TM ] = 2000;
1007 sf->thresh_mult[THR_B_PRED ] = 5000;
1009 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
1011 sf->thresh_mult[THR_NEARESTG ] = 2000;
1012 sf->thresh_mult[THR_ZEROG ] = 2000;
1013 sf->thresh_mult[THR_NEARG ] = 2000;
1014 sf->thresh_mult[THR_NEWG ] = 4000;
1017 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
1019 sf->thresh_mult[THR_NEARESTA ] = 2000;
1020 sf->thresh_mult[THR_ZEROA ] = 2000;
1021 sf->thresh_mult[THR_NEARA ] = 2000;
1022 sf->thresh_mult[THR_NEWA ] = 4000;
1028 // Disable split MB intra prediction mode
1029 sf->thresh_mult[THR_B_PRED] = INT_MAX;
1034 unsigned int i, sum = 0;
1035 unsigned int total_mbs = cm->MBs;
1041 if (cpi->oxcf.encode_breakout > 2000)
1042 min = cpi->oxcf.encode_breakout;
1046 for (i = 0; i < min; i++)
1048 sum += cpi->error_bins[i];
1054 // i starts from 2 to make sure thresh started from 2048
1055 for (; i < 1024; i++)
1057 sum += cpi->error_bins[i];
1059 if (10 * sum >= (unsigned int)(cpi->Speed - 6)*(total_mbs - total_skip))
1069 if (cpi->ref_frame_flags & VP8_LAST_FLAG)
1071 sf->thresh_mult[THR_NEWMV] = thresh;
1072 sf->thresh_mult[THR_NEARESTMV ] = thresh >> 1;
1073 sf->thresh_mult[THR_NEARMV ] = thresh >> 1;
1076 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
1078 sf->thresh_mult[THR_NEWG] = thresh << 1;
1079 sf->thresh_mult[THR_NEARESTG ] = thresh;
1080 sf->thresh_mult[THR_NEARG ] = thresh;
1083 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
1085 sf->thresh_mult[THR_NEWA] = thresh << 1;
1086 sf->thresh_mult[THR_NEARESTA ] = thresh;
1087 sf->thresh_mult[THR_NEARA ] = thresh;
1090 // Disable other intra prediction modes
1091 sf->thresh_mult[THR_TM] = INT_MAX;
1092 sf->thresh_mult[THR_V_PRED] = INT_MAX;
1093 sf->thresh_mult[THR_H_PRED] = INT_MAX;
1095 sf->improved_mv_pred = 0;
1100 sf->quarter_pixel_search = 0;
1105 int Tmp = cpi->Speed - 8;
1110 if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
1112 cpi->mode_check_freq[THR_ZEROG] = 1 << (Tmp - 1);
1113 cpi->mode_check_freq[THR_NEARESTG] = 1 << (Tmp - 1);
1114 cpi->mode_check_freq[THR_NEARG] = 1 << Tmp;
1115 cpi->mode_check_freq[THR_NEWG] = 1 << (Tmp + 1);
1118 if (cpi->ref_frame_flags & VP8_ALT_FLAG)
1120 cpi->mode_check_freq[THR_ZEROA] = 1 << (Tmp - 1);
1121 cpi->mode_check_freq[THR_NEARESTA] = 1 << (Tmp - 1);
1122 cpi->mode_check_freq[THR_NEARA] = 1 << Tmp;
1123 cpi->mode_check_freq[THR_NEWA] = 1 << (Tmp + 1);
1126 cpi->mode_check_freq[THR_NEWMV] = 1 << (Tmp - 1);
1129 cm->filter_type = NORMAL_LOOPFILTER;
1132 cm->filter_type = SIMPLE_LOOPFILTER;
1136 sf->half_pixel_search = 0; // This has a big hit on quality. Last resort
1139 vpx_memset(cpi->error_bins, 0, sizeof(cpi->error_bins));
1143 /* disable frame modes if flags not set */
1144 if (!(cpi->ref_frame_flags & VP8_LAST_FLAG))
1146 sf->thresh_mult[THR_NEWMV ] = INT_MAX;
1147 sf->thresh_mult[THR_NEARESTMV] = INT_MAX;
1148 sf->thresh_mult[THR_ZEROMV ] = INT_MAX;
1149 sf->thresh_mult[THR_NEARMV ] = INT_MAX;
1150 sf->thresh_mult[THR_SPLITMV ] = INT_MAX;
1153 if (!(cpi->ref_frame_flags & VP8_GOLD_FLAG))
1155 sf->thresh_mult[THR_NEARESTG ] = INT_MAX;
1156 sf->thresh_mult[THR_ZEROG ] = INT_MAX;
1157 sf->thresh_mult[THR_NEARG ] = INT_MAX;
1158 sf->thresh_mult[THR_NEWG ] = INT_MAX;
1159 sf->thresh_mult[THR_SPLITG ] = INT_MAX;
1162 if (!(cpi->ref_frame_flags & VP8_ALT_FLAG))
1164 sf->thresh_mult[THR_NEARESTA ] = INT_MAX;
1165 sf->thresh_mult[THR_ZEROA ] = INT_MAX;
1166 sf->thresh_mult[THR_NEARA ] = INT_MAX;
1167 sf->thresh_mult[THR_NEWA ] = INT_MAX;
1168 sf->thresh_mult[THR_SPLITA ] = INT_MAX;
1172 // Slow quant, dct and trellis not worthwhile for first pass
1173 // so make sure they are always turned off.
1174 if ( cpi->pass == 1 )
1176 sf->improved_quant = 0;
1177 sf->optimize_coefficients = 0;
1178 sf->improved_dct = 0;
1181 if (cpi->sf.search_method == NSTEP)
1183 vp8_init3smotion_compensation(&cpi->mb, cm->yv12_fb[cm->lst_fb_idx].y_stride);
1185 else if (cpi->sf.search_method == DIAMOND)
1187 vp8_init_dsmotion_compensation(&cpi->mb, cm->yv12_fb[cm->lst_fb_idx].y_stride);
1190 if (cpi->sf.improved_dct)
1192 cpi->mb.vp8_short_fdct8x4 = FDCT_INVOKE(&cpi->rtcd.fdct, short8x4);
1193 cpi->mb.vp8_short_fdct4x4 = FDCT_INVOKE(&cpi->rtcd.fdct, short4x4);
1197 cpi->mb.vp8_short_fdct8x4 = FDCT_INVOKE(&cpi->rtcd.fdct, fast8x4);
1198 cpi->mb.vp8_short_fdct4x4 = FDCT_INVOKE(&cpi->rtcd.fdct, fast4x4);
1201 cpi->mb.short_walsh4x4 = FDCT_INVOKE(&cpi->rtcd.fdct, walsh_short4x4);
1203 if (cpi->sf.improved_quant)
1205 cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize, quantb);
1209 cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize, fastquantb);
1211 if (cpi->sf.improved_quant != last_improved_quant)
1212 vp8cx_init_quantizer(cpi);
1214 #if CONFIG_RUNTIME_CPU_DETECT
1215 cpi->mb.e_mbd.rtcd = &cpi->common.rtcd;
1218 if (cpi->sf.iterative_sub_pixel == 1)
1220 cpi->find_fractional_mv_step = vp8_find_best_sub_pixel_step_iteratively;
1222 else if (cpi->sf.quarter_pixel_search)
1224 cpi->find_fractional_mv_step = vp8_find_best_sub_pixel_step;
1226 else if (cpi->sf.half_pixel_search)
1228 cpi->find_fractional_mv_step = vp8_find_best_half_pixel_step;
1232 cpi->find_fractional_mv_step = vp8_skip_fractional_mv_step;
1235 if (cpi->sf.optimize_coefficients == 1)
1236 cpi->mb.optimize = 1;
1238 cpi->mb.optimize = 0;
1240 if (cpi->common.full_pixel)
1241 cpi->find_fractional_mv_step = vp8_skip_fractional_mv_step;
1244 frames_at_speed[cpi->Speed]++;
1247 static void alloc_raw_frame_buffers(VP8_COMP *cpi)
1249 int width = (cpi->oxcf.Width + 15) & ~15;
1250 int height = (cpi->oxcf.Height + 15) & ~15;
1252 cpi->lookahead = vp8_lookahead_init(cpi->oxcf.Width, cpi->oxcf.Height,
1253 cpi->oxcf.lag_in_frames);
1255 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
1256 "Failed to allocate lag buffers");
1258 #if VP8_TEMPORAL_ALT_REF
1260 if (vp8_yv12_alloc_frame_buffer(&cpi->alt_ref_buffer,
1262 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
1263 "Failed to allocate altref buffer");
1268 static int vp8_alloc_partition_data(VP8_COMP *cpi)
1270 vpx_free(cpi->mb.pip);
1272 cpi->mb.pip = vpx_calloc((cpi->common.mb_cols + 1) *
1273 (cpi->common.mb_rows + 1),
1274 sizeof(PARTITION_INFO));
1278 cpi->mb.pi = cpi->mb.pip + cpi->common.mode_info_stride + 1;
1283 void vp8_alloc_compressor_data(VP8_COMP *cpi)
1285 VP8_COMMON *cm = & cpi->common;
1287 int width = cm->Width;
1288 int height = cm->Height;
1290 if (vp8_alloc_frame_buffers(cm, width, height))
1291 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
1292 "Failed to allocate frame buffers");
1294 if (vp8_alloc_partition_data(cpi))
1295 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
1296 "Failed to allocate partition data");
1299 if ((width & 0xf) != 0)
1300 width += 16 - (width & 0xf);
1302 if ((height & 0xf) != 0)
1303 height += 16 - (height & 0xf);
1306 if (vp8_yv12_alloc_frame_buffer(&cpi->last_frame_uf,
1307 width, height, VP8BORDERINPIXELS))
1308 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
1309 "Failed to allocate last frame buffer");
1311 if (vp8_yv12_alloc_frame_buffer(&cpi->scaled_source, width, height, 16))
1312 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
1313 "Failed to allocate scaled source buffer");
1319 unsigned int tokens = cm->mb_rows * cm->mb_cols * 24 * 16;
1321 CHECK_MEM_ERROR(cpi->tok, vpx_calloc(tokens, sizeof(*cpi->tok)));
1324 // Data used for real time vc mode to see if gf needs refreshing
1325 cpi->inter_zz_count = 0;
1326 cpi->gf_bad_count = 0;
1327 cpi->gf_update_recommended = 0;
1330 // Structures used to minitor GF usage
1331 vpx_free(cpi->gf_active_flags);
1332 CHECK_MEM_ERROR(cpi->gf_active_flags,
1333 vpx_calloc(1, cm->mb_rows * cm->mb_cols));
1334 cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
1336 vpx_free(cpi->mb_activity_map);
1337 CHECK_MEM_ERROR(cpi->mb_activity_map,
1338 vpx_calloc(sizeof(unsigned int),
1339 cm->mb_rows * cm->mb_cols));
1341 vpx_free(cpi->mb_norm_activity_map);
1342 CHECK_MEM_ERROR(cpi->mb_norm_activity_map,
1343 vpx_calloc(sizeof(unsigned int),
1344 cm->mb_rows * cm->mb_cols));
1346 #if !(CONFIG_REALTIME_ONLY)
1347 vpx_free(cpi->total_stats);
1349 cpi->total_stats = vpx_calloc(1, sizeof(FIRSTPASS_STATS));
1351 vpx_free(cpi->this_frame_stats);
1353 cpi->this_frame_stats = vpx_calloc(1, sizeof(FIRSTPASS_STATS));
1355 if(!cpi->total_stats || !cpi->this_frame_stats)
1356 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
1357 "Failed to allocate firstpass stats");
1360 #if CONFIG_MULTITHREAD
1362 cpi->mt_sync_range = 1;
1363 else if (width <= 1280)
1364 cpi->mt_sync_range = 4;
1365 else if (width <= 2560)
1366 cpi->mt_sync_range = 8;
1368 cpi->mt_sync_range = 16;
1371 vpx_free(cpi->tplist);
1373 CHECK_MEM_ERROR(cpi->tplist, vpx_malloc(sizeof(TOKENLIST) * cpi->common.mb_rows));
1378 static const int q_trans[] =
1380 0, 1, 2, 3, 4, 5, 7, 8,
1381 9, 10, 12, 13, 15, 17, 18, 19,
1382 20, 21, 23, 24, 25, 26, 27, 28,
1383 29, 30, 31, 33, 35, 37, 39, 41,
1384 43, 45, 47, 49, 51, 53, 55, 57,
1385 59, 61, 64, 67, 70, 73, 76, 79,
1386 82, 85, 88, 91, 94, 97, 100, 103,
1387 106, 109, 112, 115, 118, 121, 124, 127,
1390 int vp8_reverse_trans(int x)
1394 for (i = 0; i < 64; i++)
1395 if (q_trans[i] >= x)
1400 void vp8_new_frame_rate(VP8_COMP *cpi, double framerate)
1405 cpi->oxcf.frame_rate = framerate;
1406 cpi->output_frame_rate = cpi->oxcf.frame_rate;
1407 cpi->per_frame_bandwidth = (int)(cpi->oxcf.target_bandwidth / cpi->output_frame_rate);
1408 cpi->av_per_frame_bandwidth = (int)(cpi->oxcf.target_bandwidth / cpi->output_frame_rate);
1409 cpi->min_frame_bandwidth = (int)(cpi->av_per_frame_bandwidth * cpi->oxcf.two_pass_vbrmin_section / 100);
1411 // Set Maximum gf/arf interval
1412 cpi->max_gf_interval = ((int)(cpi->output_frame_rate / 2.0) + 2);
1414 if(cpi->max_gf_interval < 12)
1415 cpi->max_gf_interval = 12;
1417 // Extended interval for genuinely static scenes
1418 cpi->static_scene_max_gf_interval = cpi->key_frame_frequency >> 1;
1420 // Special conditions when altr ref frame enabled in lagged compress mode
1421 if (cpi->oxcf.play_alternate && cpi->oxcf.lag_in_frames)
1423 if (cpi->max_gf_interval > cpi->oxcf.lag_in_frames - 1)
1424 cpi->max_gf_interval = cpi->oxcf.lag_in_frames - 1;
1426 if (cpi->static_scene_max_gf_interval > cpi->oxcf.lag_in_frames - 1)
1427 cpi->static_scene_max_gf_interval = cpi->oxcf.lag_in_frames - 1;
1430 if ( cpi->max_gf_interval > cpi->static_scene_max_gf_interval )
1431 cpi->max_gf_interval = cpi->static_scene_max_gf_interval;
1436 rescale(int val, int num, int denom)
1438 int64_t llnum = num;
1439 int64_t llden = denom;
1440 int64_t llval = val;
1442 return llval * llnum / llden;
1446 static void init_config(VP8_PTR ptr, VP8_CONFIG *oxcf)
1448 VP8_COMP *cpi = (VP8_COMP *)(ptr);
1449 VP8_COMMON *cm = &cpi->common;
1454 cpi->auto_adjust_gold_quantizer = 1;
1457 cm->version = oxcf->Version;
1458 vp8_setup_version(cm);
1460 // change includes all joint functionality
1461 vp8_change_config(ptr, oxcf);
1463 // Initialize active best and worst q and average q values.
1464 cpi->active_worst_quality = cpi->oxcf.worst_allowed_q;
1465 cpi->active_best_quality = cpi->oxcf.best_allowed_q;
1466 cpi->avg_frame_qindex = cpi->oxcf.worst_allowed_q;
1468 // Initialise the starting buffer levels
1469 cpi->buffer_level = cpi->oxcf.starting_buffer_level;
1470 cpi->bits_off_target = cpi->oxcf.starting_buffer_level;
1472 cpi->rolling_target_bits = cpi->av_per_frame_bandwidth;
1473 cpi->rolling_actual_bits = cpi->av_per_frame_bandwidth;
1474 cpi->long_rolling_target_bits = cpi->av_per_frame_bandwidth;
1475 cpi->long_rolling_actual_bits = cpi->av_per_frame_bandwidth;
1477 cpi->total_actual_bits = 0;
1478 cpi->total_target_vs_actual = 0;
1480 #if VP8_TEMPORAL_ALT_REF
1484 cpi->fixed_divide[0] = 0;
1486 for (i = 1; i < 512; i++)
1487 cpi->fixed_divide[i] = 0x80000 / i;
1493 void vp8_change_config(VP8_PTR ptr, VP8_CONFIG *oxcf)
1495 VP8_COMP *cpi = (VP8_COMP *)(ptr);
1496 VP8_COMMON *cm = &cpi->common;
1504 if (cm->version != oxcf->Version)
1506 cm->version = oxcf->Version;
1507 vp8_setup_version(cm);
1512 switch (cpi->oxcf.Mode)
1517 cpi->compressor_speed = 2;
1519 if (cpi->oxcf.cpu_used < -16)
1521 cpi->oxcf.cpu_used = -16;
1524 if (cpi->oxcf.cpu_used > 16)
1525 cpi->oxcf.cpu_used = 16;
1529 case MODE_GOODQUALITY:
1531 cpi->compressor_speed = 1;
1533 if (cpi->oxcf.cpu_used < -5)
1535 cpi->oxcf.cpu_used = -5;
1538 if (cpi->oxcf.cpu_used > 5)
1539 cpi->oxcf.cpu_used = 5;
1543 case MODE_BESTQUALITY:
1545 cpi->compressor_speed = 0;
1548 case MODE_FIRSTPASS:
1550 cpi->compressor_speed = 1;
1552 case MODE_SECONDPASS:
1554 cpi->compressor_speed = 1;
1556 if (cpi->oxcf.cpu_used < -5)
1558 cpi->oxcf.cpu_used = -5;
1561 if (cpi->oxcf.cpu_used > 5)
1562 cpi->oxcf.cpu_used = 5;
1565 case MODE_SECONDPASS_BEST:
1567 cpi->compressor_speed = 0;
1572 cpi->auto_worst_q = 1;
1574 cpi->oxcf.worst_allowed_q = q_trans[oxcf->worst_allowed_q];
1575 cpi->oxcf.best_allowed_q = q_trans[oxcf->best_allowed_q];
1576 cpi->oxcf.cq_level = q_trans[cpi->oxcf.cq_level];
1578 if (oxcf->fixed_q >= 0)
1580 if (oxcf->worst_allowed_q < 0)
1581 cpi->oxcf.fixed_q = q_trans[0];
1583 cpi->oxcf.fixed_q = q_trans[oxcf->worst_allowed_q];
1585 if (oxcf->alt_q < 0)
1586 cpi->oxcf.alt_q = q_trans[0];
1588 cpi->oxcf.alt_q = q_trans[oxcf->alt_q];
1590 if (oxcf->key_q < 0)
1591 cpi->oxcf.key_q = q_trans[0];
1593 cpi->oxcf.key_q = q_trans[oxcf->key_q];
1595 if (oxcf->gold_q < 0)
1596 cpi->oxcf.gold_q = q_trans[0];
1598 cpi->oxcf.gold_q = q_trans[oxcf->gold_q];
1602 cpi->baseline_gf_interval =
1603 cpi->oxcf.alt_freq ? cpi->oxcf.alt_freq : DEFAULT_GF_INTERVAL;
1605 cpi->ref_frame_flags = VP8_ALT_FLAG | VP8_GOLD_FLAG | VP8_LAST_FLAG;
1607 //cpi->use_golden_frame_only = 0;
1608 //cpi->use_last_frame_only = 0;
1609 cm->refresh_golden_frame = 0;
1610 cm->refresh_last_frame = 1;
1611 cm->refresh_entropy_probs = 1;
1613 if (cpi->oxcf.token_partitions >= 0 && cpi->oxcf.token_partitions <= 3)
1614 cm->multi_token_partition =
1615 (TOKEN_PARTITION) cpi->oxcf.token_partitions;
1617 setup_features(cpi);
1622 for (i = 0; i < MAX_MB_SEGMENTS; i++)
1623 cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout;
1626 // At the moment the first order values may not be > MAXQ
1627 if (cpi->oxcf.fixed_q > MAXQ)
1628 cpi->oxcf.fixed_q = MAXQ;
1630 // local file playback mode == really big buffer
1631 if (cpi->oxcf.end_usage == USAGE_LOCAL_FILE_PLAYBACK)
1633 cpi->oxcf.starting_buffer_level = 60000;
1634 cpi->oxcf.optimal_buffer_level = 60000;
1635 cpi->oxcf.maximum_buffer_size = 240000;
1638 // Convert target bandwidth from Kbit/s to Bit/s
1639 cpi->oxcf.target_bandwidth *= 1000;
1641 cpi->oxcf.starting_buffer_level =
1642 rescale(cpi->oxcf.starting_buffer_level,
1643 cpi->oxcf.target_bandwidth, 1000);
1645 // Set or reset optimal and maximum buffer levels.
1646 if (cpi->oxcf.optimal_buffer_level == 0)
1647 cpi->oxcf.optimal_buffer_level = cpi->oxcf.target_bandwidth / 8;
1649 cpi->oxcf.optimal_buffer_level =
1650 rescale(cpi->oxcf.optimal_buffer_level,
1651 cpi->oxcf.target_bandwidth, 1000);
1653 if (cpi->oxcf.maximum_buffer_size == 0)
1654 cpi->oxcf.maximum_buffer_size = cpi->oxcf.target_bandwidth / 8;
1656 cpi->oxcf.maximum_buffer_size =
1657 rescale(cpi->oxcf.maximum_buffer_size,
1658 cpi->oxcf.target_bandwidth, 1000);
1660 // Set up frame rate and related parameters rate control values.
1661 vp8_new_frame_rate(cpi, cpi->oxcf.frame_rate);
1663 // Set absolute upper and lower quality limits
1664 cpi->worst_quality = cpi->oxcf.worst_allowed_q;
1665 cpi->best_quality = cpi->oxcf.best_allowed_q;
1667 // active values should only be modified if out of new range
1668 if (cpi->active_worst_quality > cpi->oxcf.worst_allowed_q)
1670 cpi->active_worst_quality = cpi->oxcf.worst_allowed_q;
1673 else if (cpi->active_worst_quality < cpi->oxcf.best_allowed_q)
1675 cpi->active_worst_quality = cpi->oxcf.best_allowed_q;
1677 if (cpi->active_best_quality < cpi->oxcf.best_allowed_q)
1679 cpi->active_best_quality = cpi->oxcf.best_allowed_q;
1682 else if (cpi->active_best_quality > cpi->oxcf.worst_allowed_q)
1684 cpi->active_best_quality = cpi->oxcf.worst_allowed_q;
1687 cpi->buffered_mode = (cpi->oxcf.optimal_buffer_level > 0) ? TRUE : FALSE;
1689 cpi->cq_target_quality = cpi->oxcf.cq_level;
1691 // Only allow dropped frames in buffered mode
1692 cpi->drop_frames_allowed = cpi->oxcf.allow_df && cpi->buffered_mode;
1694 if (!cm->use_bilinear_mc_filter)
1695 cm->mcomp_filter_type = SIXTAP;
1697 cm->mcomp_filter_type = BILINEAR;
1699 cpi->target_bandwidth = cpi->oxcf.target_bandwidth;
1701 cm->Width = cpi->oxcf.Width ;
1702 cm->Height = cpi->oxcf.Height ;
1704 cm->horiz_scale = cpi->horiz_scale;
1705 cm->vert_scale = cpi->vert_scale ;
1707 // VP8 sharpness level mapping 0-7 (vs 0-10 in general VPx dialogs)
1708 if (cpi->oxcf.Sharpness > 7)
1709 cpi->oxcf.Sharpness = 7;
1711 cm->sharpness_level = cpi->oxcf.Sharpness;
1713 if (cm->horiz_scale != NORMAL || cm->vert_scale != NORMAL)
1715 int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs);
1716 int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs);
1718 Scale2Ratio(cm->horiz_scale, &hr, &hs);
1719 Scale2Ratio(cm->vert_scale, &vr, &vs);
1721 // always go to the next whole number
1722 cm->Width = (hs - 1 + cpi->oxcf.Width * hr) / hs;
1723 cm->Height = (vs - 1 + cpi->oxcf.Height * vr) / vs;
1726 if (((cm->Width + 15) & 0xfffffff0) !=
1727 cm->yv12_fb[cm->lst_fb_idx].y_width ||
1728 ((cm->Height + 15) & 0xfffffff0) !=
1729 cm->yv12_fb[cm->lst_fb_idx].y_height ||
1730 cm->yv12_fb[cm->lst_fb_idx].y_width == 0)
1732 alloc_raw_frame_buffers(cpi);
1733 vp8_alloc_compressor_data(cpi);
1736 if (cpi->oxcf.fixed_q >= 0)
1738 cpi->last_q[0] = cpi->oxcf.fixed_q;
1739 cpi->last_q[1] = cpi->oxcf.fixed_q;
1742 cpi->Speed = cpi->oxcf.cpu_used;
1744 // force to allowlag to 0 if lag_in_frames is 0;
1745 if (cpi->oxcf.lag_in_frames == 0)
1747 cpi->oxcf.allow_lag = 0;
1749 // Limit on lag buffers as these are not currently dynamically allocated
1750 else if (cpi->oxcf.lag_in_frames > MAX_LAG_BUFFERS)
1751 cpi->oxcf.lag_in_frames = MAX_LAG_BUFFERS;
1754 cpi->alt_ref_source = NULL;
1755 cpi->is_src_frame_alt_ref = 0;
1759 // Experimental RD Code
1760 cpi->frame_distortion = 0;
1761 cpi->last_frame_distortion = 0;
1766 #define M_LOG2_E 0.693147180559945309417
1767 #define log2f(x) (log (x) / (float) M_LOG2_E)
1768 static void cal_mvsadcosts(int *mvsadcost[2])
1772 mvsadcost [0] [0] = 300;
1773 mvsadcost [1] [0] = 300;
1777 double z = 256 * (2 * (log2f(8 * i) + .6));
1778 mvsadcost [0][i] = (int) z;
1779 mvsadcost [1][i] = (int) z;
1780 mvsadcost [0][-i] = (int) z;
1781 mvsadcost [1][-i] = (int) z;
1783 while (++i <= mvfp_max);
1786 VP8_PTR vp8_create_compressor(VP8_CONFIG *oxcf)
1798 cpi = ctx.cpi = vpx_memalign(32, sizeof(VP8_COMP));
1799 // Check that the CPI instance is valid
1805 vpx_memset(cpi, 0, sizeof(VP8_COMP));
1807 if (setjmp(cm->error.jmp))
1809 VP8_PTR ptr = ctx.ptr;
1811 ctx.cpi->common.error.setjmp = 0;
1812 vp8_remove_compressor(&ptr);
1816 cpi->common.error.setjmp = 1;
1818 CHECK_MEM_ERROR(cpi->mb.ss, vpx_calloc(sizeof(search_site), (MAX_MVSEARCH_STEPS * 8) + 1));
1820 vp8_create_common(&cpi->common);
1821 vp8_cmachine_specific_config(cpi);
1823 init_config((VP8_PTR)cpi, oxcf);
1825 memcpy(cpi->base_skip_false_prob, vp8cx_base_skip_false_prob, sizeof(vp8cx_base_skip_false_prob));
1826 cpi->common.current_video_frame = 0;
1827 cpi->kf_overspend_bits = 0;
1828 cpi->kf_bitrate_adjustment = 0;
1829 cpi->frames_till_gf_update_due = 0;
1830 cpi->gf_overspend_bits = 0;
1831 cpi->non_gf_bitrate_adjustment = 0;
1832 cpi->prob_last_coded = 128;
1833 cpi->prob_gf_coded = 128;
1834 cpi->prob_intra_coded = 63;
1836 // Prime the recent reference frame useage counters.
1837 // Hereafter they will be maintained as a sort of moving average
1838 cpi->recent_ref_frame_usage[INTRA_FRAME] = 1;
1839 cpi->recent_ref_frame_usage[LAST_FRAME] = 1;
1840 cpi->recent_ref_frame_usage[GOLDEN_FRAME] = 1;
1841 cpi->recent_ref_frame_usage[ALTREF_FRAME] = 1;
1843 // Set reference frame sign bias for ALTREF frame to 1 (for now)
1844 cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 1;
1846 cpi->gf_decay_rate = 0;
1847 cpi->baseline_gf_interval = DEFAULT_GF_INTERVAL;
1849 cpi->gold_is_last = 0 ;
1850 cpi->alt_is_last = 0 ;
1851 cpi->gold_is_alt = 0 ;
1853 // allocate memory for storing last frame's MVs for MV prediction.
1854 CHECK_MEM_ERROR(cpi->lfmv, vpx_calloc((cpi->common.mb_rows+2) * (cpi->common.mb_cols+2), sizeof(int_mv)));
1855 CHECK_MEM_ERROR(cpi->lf_ref_frame_sign_bias, vpx_calloc((cpi->common.mb_rows+2) * (cpi->common.mb_cols+2), sizeof(int)));
1856 CHECK_MEM_ERROR(cpi->lf_ref_frame, vpx_calloc((cpi->common.mb_rows+2) * (cpi->common.mb_cols+2), sizeof(int)));
1858 // Create the encoder segmentation map and set all entries to 0
1859 CHECK_MEM_ERROR(cpi->segmentation_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
1860 CHECK_MEM_ERROR(cpi->active_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
1861 vpx_memset(cpi->active_map , 1, (cpi->common.mb_rows * cpi->common.mb_cols));
1862 cpi->active_map_enabled = 0;
1865 // Experimental code for lagged and one pass
1866 // Initialise one_pass GF frames stats
1867 // Update stats used for GF selection
1870 cpi->one_pass_frame_index = 0;
1872 for (i = 0; i < MAX_LAG_BUFFERS; i++)
1874 cpi->one_pass_frame_stats[i].frames_so_far = 0;
1875 cpi->one_pass_frame_stats[i].frame_intra_error = 0.0;
1876 cpi->one_pass_frame_stats[i].frame_coded_error = 0.0;
1877 cpi->one_pass_frame_stats[i].frame_pcnt_inter = 0.0;
1878 cpi->one_pass_frame_stats[i].frame_pcnt_motion = 0.0;
1879 cpi->one_pass_frame_stats[i].frame_mvr = 0.0;
1880 cpi->one_pass_frame_stats[i].frame_mvr_abs = 0.0;
1881 cpi->one_pass_frame_stats[i].frame_mvc = 0.0;
1882 cpi->one_pass_frame_stats[i].frame_mvc_abs = 0.0;
1887 // Should we use the cyclic refresh method.
1888 // Currently this is tied to error resilliant mode
1889 cpi->cyclic_refresh_mode_enabled = cpi->oxcf.error_resilient_mode;
1890 cpi->cyclic_refresh_mode_max_mbs_perframe = (cpi->common.mb_rows * cpi->common.mb_cols) / 40;
1891 cpi->cyclic_refresh_mode_index = 0;
1892 cpi->cyclic_refresh_q = 32;
1894 if (cpi->cyclic_refresh_mode_enabled)
1896 CHECK_MEM_ERROR(cpi->cyclic_refresh_map, vpx_calloc((cpi->common.mb_rows * cpi->common.mb_cols), 1));
1899 cpi->cyclic_refresh_map = (signed char *) NULL;
1901 // Test function for segmentation
1902 //segmentation_test_function((VP8_PTR) cpi);
1904 #ifdef ENTROPY_STATS
1905 init_context_counters();
1908 /*Initialize the feed-forward activity masking.*/
1909 cpi->activity_avg = 90<<12;
1911 cpi->frames_since_key = 8; // Give a sensible default for the first frame.
1912 cpi->key_frame_frequency = cpi->oxcf.key_freq;
1913 cpi->this_key_frame_forced = FALSE;
1914 cpi->next_key_frame_forced = FALSE;
1916 cpi->source_alt_ref_pending = FALSE;
1917 cpi->source_alt_ref_active = FALSE;
1918 cpi->common.refresh_alt_ref_frame = 0;
1920 cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS;
1921 #if CONFIG_INTERNAL_STATS
1922 cpi->b_calculate_ssimg = 0;
1927 if (cpi->b_calculate_psnr)
1929 cpi->total_sq_error = 0.0;
1930 cpi->total_sq_error2 = 0.0;
1935 cpi->totalp_y = 0.0;
1936 cpi->totalp_u = 0.0;
1937 cpi->totalp_v = 0.0;
1939 cpi->tot_recode_hits = 0;
1940 cpi->summed_quality = 0;
1941 cpi->summed_weights = 0;
1944 if (cpi->b_calculate_ssimg)
1946 cpi->total_ssimg_y = 0;
1947 cpi->total_ssimg_u = 0;
1948 cpi->total_ssimg_v = 0;
1949 cpi->total_ssimg_all = 0;
1953 #define LLONG_MAX 9223372036854775807LL
1955 cpi->first_time_stamp_ever = LLONG_MAX;
1959 cpi->frames_till_gf_update_due = 0;
1960 cpi->key_frame_count = 1;
1962 cpi->ni_av_qi = cpi->oxcf.worst_allowed_q;
1965 cpi->total_byte_count = 0;
1967 cpi->drop_frame = 0;
1968 cpi->drop_count = 0;
1969 cpi->max_drop_count = 0;
1970 cpi->max_consec_dropped_frames = 4;
1972 cpi->rate_correction_factor = 1.0;
1973 cpi->key_frame_rate_correction_factor = 1.0;
1974 cpi->gf_rate_correction_factor = 1.0;
1975 cpi->est_max_qcorrection_factor = 1.0;
1977 cpi->mb.mvcost[0] = &cpi->mb.mvcosts[0][mv_max+1];
1978 cpi->mb.mvcost[1] = &cpi->mb.mvcosts[1][mv_max+1];
1979 cpi->mb.mvsadcost[0] = &cpi->mb.mvsadcosts[0][mvfp_max+1];
1980 cpi->mb.mvsadcost[1] = &cpi->mb.mvsadcosts[1][mvfp_max+1];
1982 cal_mvsadcosts(cpi->mb.mvsadcost);
1984 for (i = 0; i < KEY_FRAME_CONTEXT; i++)
1986 cpi->prior_key_frame_distance[i] = (int)cpi->output_frame_rate;
1989 #ifdef OUTPUT_YUV_SRC
1990 yuv_file = fopen("bd.yuv", "ab");
1994 framepsnr = fopen("framepsnr.stt", "a");
1995 kf_list = fopen("kf_list.stt", "w");
1998 cpi->output_pkt_list = oxcf->output_pkt_list;
2000 #if !(CONFIG_REALTIME_ONLY)
2004 vp8_init_first_pass(cpi);
2006 else if (cpi->pass == 2)
2008 size_t packet_sz = sizeof(FIRSTPASS_STATS);
2009 int packets = oxcf->two_pass_stats_in.sz / packet_sz;
2011 cpi->stats_in = oxcf->two_pass_stats_in.buf;
2012 cpi->stats_in_end = (void*)((char *)cpi->stats_in
2013 + (packets - 1) * packet_sz);
2014 vp8_init_second_pass(cpi);
2019 if (cpi->compressor_speed == 2)
2021 cpi->cpu_freq = 0; //vp8_get_processor_freq();
2022 cpi->avg_encode_time = 0;
2023 cpi->avg_pick_mode_time = 0;
2026 vp8_set_speed_features(cpi);
2028 // Set starting values of RD threshold multipliers (128 = *1)
2029 for (i = 0; i < MAX_MODES; i++)
2031 cpi->rd_thresh_mult[i] = 128;
2034 #ifdef ENTROPY_STATS
2035 init_mv_ref_counts();
2038 #if CONFIG_MULTITHREAD
2039 vp8cx_create_encoder_threads(cpi);
2042 cpi->fn_ptr[BLOCK_16X16].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16);
2043 cpi->fn_ptr[BLOCK_16X16].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var16x16);
2044 cpi->fn_ptr[BLOCK_16X16].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar16x16);
2045 cpi->fn_ptr[BLOCK_16X16].svf_halfpix_h = VARIANCE_INVOKE(&cpi->rtcd.variance, halfpixvar16x16_h);
2046 cpi->fn_ptr[BLOCK_16X16].svf_halfpix_v = VARIANCE_INVOKE(&cpi->rtcd.variance, halfpixvar16x16_v);
2047 cpi->fn_ptr[BLOCK_16X16].svf_halfpix_hv = VARIANCE_INVOKE(&cpi->rtcd.variance, halfpixvar16x16_hv);
2048 cpi->fn_ptr[BLOCK_16X16].sdx3f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16x3);
2049 cpi->fn_ptr[BLOCK_16X16].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16x8);
2050 cpi->fn_ptr[BLOCK_16X16].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16x4d);
2052 cpi->fn_ptr[BLOCK_16X8].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8);
2053 cpi->fn_ptr[BLOCK_16X8].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var16x8);
2054 cpi->fn_ptr[BLOCK_16X8].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar16x8);
2055 cpi->fn_ptr[BLOCK_16X8].svf_halfpix_h = NULL;
2056 cpi->fn_ptr[BLOCK_16X8].svf_halfpix_v = NULL;
2057 cpi->fn_ptr[BLOCK_16X8].svf_halfpix_hv = NULL;
2058 cpi->fn_ptr[BLOCK_16X8].sdx3f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8x3);
2059 cpi->fn_ptr[BLOCK_16X8].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8x8);
2060 cpi->fn_ptr[BLOCK_16X8].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8x4d);
2062 cpi->fn_ptr[BLOCK_8X16].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16);
2063 cpi->fn_ptr[BLOCK_8X16].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var8x16);
2064 cpi->fn_ptr[BLOCK_8X16].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar8x16);
2065 cpi->fn_ptr[BLOCK_8X16].svf_halfpix_h = NULL;
2066 cpi->fn_ptr[BLOCK_8X16].svf_halfpix_v = NULL;
2067 cpi->fn_ptr[BLOCK_8X16].svf_halfpix_hv = NULL;
2068 cpi->fn_ptr[BLOCK_8X16].sdx3f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16x3);
2069 cpi->fn_ptr[BLOCK_8X16].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16x8);
2070 cpi->fn_ptr[BLOCK_8X16].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16x4d);
2072 cpi->fn_ptr[BLOCK_8X8].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8);
2073 cpi->fn_ptr[BLOCK_8X8].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var8x8);
2074 cpi->fn_ptr[BLOCK_8X8].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar8x8);
2075 cpi->fn_ptr[BLOCK_8X8].svf_halfpix_h = NULL;
2076 cpi->fn_ptr[BLOCK_8X8].svf_halfpix_v = NULL;
2077 cpi->fn_ptr[BLOCK_8X8].svf_halfpix_hv = NULL;
2078 cpi->fn_ptr[BLOCK_8X8].sdx3f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8x3);
2079 cpi->fn_ptr[BLOCK_8X8].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8x8);
2080 cpi->fn_ptr[BLOCK_8X8].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8x4d);
2082 cpi->fn_ptr[BLOCK_4X4].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4);
2083 cpi->fn_ptr[BLOCK_4X4].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var4x4);
2084 cpi->fn_ptr[BLOCK_4X4].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar4x4);
2085 cpi->fn_ptr[BLOCK_4X4].svf_halfpix_h = NULL;
2086 cpi->fn_ptr[BLOCK_4X4].svf_halfpix_v = NULL;
2087 cpi->fn_ptr[BLOCK_4X4].svf_halfpix_hv = NULL;
2088 cpi->fn_ptr[BLOCK_4X4].sdx3f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4x3);
2089 cpi->fn_ptr[BLOCK_4X4].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4x8);
2090 cpi->fn_ptr[BLOCK_4X4].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4x4d);
2092 cpi->full_search_sad = SEARCH_INVOKE(&cpi->rtcd.search, full_search);
2093 cpi->diamond_search_sad = SEARCH_INVOKE(&cpi->rtcd.search, diamond_search);
2094 cpi->refining_search_sad = SEARCH_INVOKE(&cpi->rtcd.search, refining_search);
2096 cpi->ready_for_new_frame = 1;
2098 // make sure frame 1 is okay
2099 cpi->error_bins[0] = cpi->common.MBs;
2101 //vp8cx_init_quantizer() is first called here. Add check in vp8cx_frame_init_quantizer() so that vp8cx_init_quantizer is only called later
2102 //when needed. This will avoid unnecessary calls of vp8cx_init_quantizer() for every frame.
2103 vp8cx_init_quantizer(cpi);
2105 vp8_init_loop_filter(cm);
2106 cm->last_frame_type = KEY_FRAME;
2107 cm->last_filter_type = cm->filter_type;
2108 cm->last_sharpness_level = cm->sharpness_level;
2110 cpi->common.error.setjmp = 0;
2111 return (VP8_PTR) cpi;
2116 void vp8_remove_compressor(VP8_PTR *ptr)
2118 VP8_COMP *cpi = (VP8_COMP *)(*ptr);
2123 if (cpi && (cpi->common.current_video_frame > 0))
2125 #if !(CONFIG_REALTIME_ONLY)
2129 vp8_end_second_pass(cpi);
2134 #ifdef ENTROPY_STATS
2135 print_context_counters();
2136 print_tree_update_probs();
2137 print_mode_context();
2140 #if CONFIG_INTERNAL_STATS
2144 FILE *f = fopen("opsnr.stt", "a");
2145 double time_encoded = (cpi->last_end_time_stamp_seen
2146 - cpi->first_time_stamp_ever) / 10000000.000;
2147 double total_encode_time = (cpi->time_receive_data + cpi->time_compress_data) / 1000.000;
2148 double dr = (double)cpi->bytes * (double) 8 / (double)1000 / time_encoded;
2150 if (cpi->b_calculate_psnr)
2152 YV12_BUFFER_CONFIG *lst_yv12 = &cpi->common.yv12_fb[cpi->common.lst_fb_idx];
2153 double samples = 3.0 / 2 * cpi->count * lst_yv12->y_width * lst_yv12->y_height;
2154 double total_psnr = vp8_mse2psnr(samples, 255.0, cpi->total_sq_error);
2155 double total_psnr2 = vp8_mse2psnr(samples, 255.0, cpi->total_sq_error2);
2156 double total_ssim = 100 * pow(cpi->summed_quality / cpi->summed_weights, 8.0);
2158 fprintf(f, "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\tGLPsnrP\tVPXSSIM\t Time(us)\n");
2159 fprintf(f, "%7.3f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t%8.0f\n",
2160 dr, cpi->total / cpi->count, total_psnr, cpi->totalp / cpi->count, total_psnr2, total_ssim,
2164 if (cpi->b_calculate_ssimg)
2166 fprintf(f, "BitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t Time(us)\n");
2167 fprintf(f, "%7.3f\t%6.4f\t%6.4f\t%6.4f\t%6.4f\t%8.0f\n", dr,
2168 cpi->total_ssimg_y / cpi->count, cpi->total_ssimg_u / cpi->count,
2169 cpi->total_ssimg_v / cpi->count, cpi->total_ssimg_all / cpi->count, total_encode_time);
2174 f = fopen("qskip.stt", "a");
2175 fprintf(f, "minq:%d -maxq:%d skipture:skipfalse = %d:%d\n", cpi->oxcf.best_allowed_q, cpi->oxcf.worst_allowed_q, skiptruecount, skipfalsecount);
2186 if (cpi->compressor_speed == 2)
2189 FILE *f = fopen("cxspeed.stt", "a");
2190 cnt_pm /= cpi->common.MBs;
2192 for (i = 0; i < 16; i++)
2193 fprintf(f, "%5d", frames_at_speed[i]);
2196 //fprintf(f, "%10d PM %10d %10d %10d EF %10d %10d %10d\n", cpi->Speed, cpi->avg_pick_mode_time, (tot_pm/cnt_pm), cnt_pm, cpi->avg_encode_time, 0, 0);
2205 extern int count_mb_seg[4];
2206 FILE *f = fopen("modes.stt", "a");
2207 double dr = (double)cpi->oxcf.frame_rate * (double)bytes * (double)8 / (double)count / (double)1000 ;
2208 fprintf(f, "intra_mode in Intra Frames:\n");
2209 fprintf(f, "Y: %8d, %8d, %8d, %8d, %8d\n", y_modes[0], y_modes[1], y_modes[2], y_modes[3], y_modes[4]);
2210 fprintf(f, "UV:%8d, %8d, %8d, %8d\n", uv_modes[0], uv_modes[1], uv_modes[2], uv_modes[3]);
2215 for (i = 0; i < 10; i++)
2216 fprintf(f, "%8d, ", b_modes[i]);
2222 fprintf(f, "Modes in Inter Frames:\n");
2223 fprintf(f, "Y: %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d\n",
2224 inter_y_modes[0], inter_y_modes[1], inter_y_modes[2], inter_y_modes[3], inter_y_modes[4],
2225 inter_y_modes[5], inter_y_modes[6], inter_y_modes[7], inter_y_modes[8], inter_y_modes[9]);
2226 fprintf(f, "UV:%8d, %8d, %8d, %8d\n", inter_uv_modes[0], inter_uv_modes[1], inter_uv_modes[2], inter_uv_modes[3]);
2231 for (i = 0; i < 15; i++)
2232 fprintf(f, "%8d, ", inter_b_modes[i]);
2237 fprintf(f, "P:%8d, %8d, %8d, %8d\n", count_mb_seg[0], count_mb_seg[1], count_mb_seg[2], count_mb_seg[3]);
2238 fprintf(f, "PB:%8d, %8d, %8d, %8d\n", inter_b_modes[LEFT4X4], inter_b_modes[ABOVE4X4], inter_b_modes[ZERO4X4], inter_b_modes[NEW4X4]);
2246 #ifdef ENTROPY_STATS
2249 FILE *fmode = fopen("modecontext.c", "w");
2251 fprintf(fmode, "\n#include \"entropymode.h\"\n\n");
2252 fprintf(fmode, "const unsigned int vp8_kf_default_bmode_counts ");
2253 fprintf(fmode, "[VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES] =\n{\n");
2255 for (i = 0; i < 10; i++)
2258 fprintf(fmode, " { //Above Mode : %d\n", i);
2260 for (j = 0; j < 10; j++)
2263 fprintf(fmode, " {");
2265 for (k = 0; k < 10; k++)
2267 if (!intra_mode_stats[i][j][k])
2268 fprintf(fmode, " %5d, ", 1);
2270 fprintf(fmode, " %5d, ", intra_mode_stats[i][j][k]);
2273 fprintf(fmode, "}, // left_mode %d\n", j);
2277 fprintf(fmode, " },\n");
2281 fprintf(fmode, "};\n");
2287 #if defined(SECTIONBITS_OUTPUT)
2292 FILE *f = fopen("tokenbits.stt", "a");
2294 for (i = 0; i < 28; i++)
2295 fprintf(f, "%8d", (int)(Sectionbits[i] / 256));
2305 printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000);
2306 printf("\n_frames recive_data encod_mb_row compress_frame Total\n");
2307 printf("%6d %10ld %10ld %10ld %10ld\n", cpi->common.current_video_frame, cpi->time_receive_data / 1000, cpi->time_encode_mb_row / 1000, cpi->time_compress_data / 1000, (cpi->time_receive_data + cpi->time_compress_data) / 1000);
2313 #if CONFIG_MULTITHREAD
2314 vp8cx_remove_encoder_threads(cpi);
2317 dealloc_compressor_data(cpi);
2318 vpx_free(cpi->mb.ss);
2320 vpx_free(cpi->cyclic_refresh_map);
2322 vp8_remove_common(&cpi->common);
2326 #ifdef OUTPUT_YUV_SRC
2346 static uint64_t calc_plane_error(unsigned char *orig, int orig_stride,
2347 unsigned char *recon, int recon_stride,
2348 unsigned int cols, unsigned int rows,
2349 vp8_variance_rtcd_vtable_t *rtcd)
2351 unsigned int row, col;
2352 uint64_t total_sse = 0;
2355 for (row = 0; row + 16 <= rows; row += 16)
2357 for (col = 0; col + 16 <= cols; col += 16)
2361 VARIANCE_INVOKE(rtcd, mse16x16)(orig + col, orig_stride,
2362 recon + col, recon_stride,
2367 /* Handle odd-sized width */
2370 unsigned int border_row, border_col;
2371 unsigned char *border_orig = orig;
2372 unsigned char *border_recon = recon;
2374 for (border_row = 0; border_row < 16; border_row++)
2376 for (border_col = col; border_col < cols; border_col++)
2378 diff = border_orig[border_col] - border_recon[border_col];
2379 total_sse += diff * diff;
2382 border_orig += orig_stride;
2383 border_recon += recon_stride;
2387 orig += orig_stride * 16;
2388 recon += recon_stride * 16;
2391 /* Handle odd-sized height */
2392 for (; row < rows; row++)
2394 for (col = 0; col < cols; col++)
2396 diff = orig[col] - recon[col];
2397 total_sse += diff * diff;
2400 orig += orig_stride;
2401 recon += recon_stride;
2408 static void generate_psnr_packet(VP8_COMP *cpi)
2410 YV12_BUFFER_CONFIG *orig = cpi->Source;
2411 YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show;
2412 struct vpx_codec_cx_pkt pkt;
2415 unsigned int width = cpi->common.Width;
2416 unsigned int height = cpi->common.Height;
2418 pkt.kind = VPX_CODEC_PSNR_PKT;
2419 sse = calc_plane_error(orig->y_buffer, orig->y_stride,
2420 recon->y_buffer, recon->y_stride,
2422 IF_RTCD(&cpi->rtcd.variance));
2423 pkt.data.psnr.sse[0] = sse;
2424 pkt.data.psnr.sse[1] = sse;
2425 pkt.data.psnr.samples[0] = width * height;
2426 pkt.data.psnr.samples[1] = width * height;
2428 width = (width + 1) / 2;
2429 height = (height + 1) / 2;
2431 sse = calc_plane_error(orig->u_buffer, orig->uv_stride,
2432 recon->u_buffer, recon->uv_stride,
2434 IF_RTCD(&cpi->rtcd.variance));
2435 pkt.data.psnr.sse[0] += sse;
2436 pkt.data.psnr.sse[2] = sse;
2437 pkt.data.psnr.samples[0] += width * height;
2438 pkt.data.psnr.samples[2] = width * height;
2440 sse = calc_plane_error(orig->v_buffer, orig->uv_stride,
2441 recon->v_buffer, recon->uv_stride,
2443 IF_RTCD(&cpi->rtcd.variance));
2444 pkt.data.psnr.sse[0] += sse;
2445 pkt.data.psnr.sse[3] = sse;
2446 pkt.data.psnr.samples[0] += width * height;
2447 pkt.data.psnr.samples[3] = width * height;
2449 for (i = 0; i < 4; i++)
2450 pkt.data.psnr.psnr[i] = vp8_mse2psnr(pkt.data.psnr.samples[i], 255.0,
2451 pkt.data.psnr.sse[i]);
2453 vpx_codec_pkt_list_add(cpi->output_pkt_list, &pkt);
2457 int vp8_use_as_reference(VP8_PTR ptr, int ref_frame_flags)
2459 VP8_COMP *cpi = (VP8_COMP *)(ptr);
2461 if (ref_frame_flags > 7)
2464 cpi->ref_frame_flags = ref_frame_flags;
2467 int vp8_update_reference(VP8_PTR ptr, int ref_frame_flags)
2469 VP8_COMP *cpi = (VP8_COMP *)(ptr);
2471 if (ref_frame_flags > 7)
2474 cpi->common.refresh_golden_frame = 0;
2475 cpi->common.refresh_alt_ref_frame = 0;
2476 cpi->common.refresh_last_frame = 0;
2478 if (ref_frame_flags & VP8_LAST_FLAG)
2479 cpi->common.refresh_last_frame = 1;
2481 if (ref_frame_flags & VP8_GOLD_FLAG)
2482 cpi->common.refresh_golden_frame = 1;
2484 if (ref_frame_flags & VP8_ALT_FLAG)
2485 cpi->common.refresh_alt_ref_frame = 1;
2490 int vp8_get_reference(VP8_PTR ptr, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd)
2492 VP8_COMP *cpi = (VP8_COMP *)(ptr);
2493 VP8_COMMON *cm = &cpi->common;
2496 if (ref_frame_flag == VP8_LAST_FLAG)
2497 ref_fb_idx = cm->lst_fb_idx;
2498 else if (ref_frame_flag == VP8_GOLD_FLAG)
2499 ref_fb_idx = cm->gld_fb_idx;
2500 else if (ref_frame_flag == VP8_ALT_FLAG)
2501 ref_fb_idx = cm->alt_fb_idx;
2505 vp8_yv12_copy_frame_ptr(&cm->yv12_fb[ref_fb_idx], sd);
2509 int vp8_set_reference(VP8_PTR ptr, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd)
2511 VP8_COMP *cpi = (VP8_COMP *)(ptr);
2512 VP8_COMMON *cm = &cpi->common;
2516 if (ref_frame_flag == VP8_LAST_FLAG)
2517 ref_fb_idx = cm->lst_fb_idx;
2518 else if (ref_frame_flag == VP8_GOLD_FLAG)
2519 ref_fb_idx = cm->gld_fb_idx;
2520 else if (ref_frame_flag == VP8_ALT_FLAG)
2521 ref_fb_idx = cm->alt_fb_idx;
2525 vp8_yv12_copy_frame_ptr(sd, &cm->yv12_fb[ref_fb_idx]);
2529 int vp8_update_entropy(VP8_PTR comp, int update)
2531 VP8_COMP *cpi = (VP8_COMP *) comp;
2532 VP8_COMMON *cm = &cpi->common;
2533 cm->refresh_entropy_probs = update;
2540 void vp8_write_yuv_frame(const char *name, YV12_BUFFER_CONFIG *s)
2542 FILE *yuv_file = fopen(name, "ab");
2543 unsigned char *src = s->y_buffer;
2544 int h = s->y_height;
2548 fwrite(src, s->y_width, 1, yuv_file);
2558 fwrite(src, s->uv_width, 1, yuv_file);
2559 src += s->uv_stride;
2568 fwrite(src, s->uv_width, 1, yuv_file);
2569 src += s->uv_stride;
2578 static void scale_and_extend_source(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi)
2580 VP8_COMMON *cm = &cpi->common;
2582 // are we resizing the image
2583 if (cm->horiz_scale != 0 || cm->vert_scale != 0)
2585 #if CONFIG_SPATIAL_RESAMPLING
2586 int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs);
2587 int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs);
2590 if (cm->vert_scale == 3)
2595 Scale2Ratio(cm->horiz_scale, &hr, &hs);
2596 Scale2Ratio(cm->vert_scale, &vr, &vs);
2598 vp8_scale_frame(sd, &cpi->scaled_source, cm->temp_scale_frame.y_buffer,
2599 tmp_height, hs, hr, vs, vr, 0);
2601 vp8_yv12_extend_frame_borders(&cpi->scaled_source);
2602 cpi->Source = &cpi->scaled_source;
2608 static void resize_key_frame(VP8_COMP *cpi)
2610 #if CONFIG_SPATIAL_RESAMPLING
2611 VP8_COMMON *cm = &cpi->common;
2613 // Do we need to apply resampling for one pass cbr.
2614 // In one pass this is more limited than in two pass cbr
2615 // The test and any change is only made one per key frame sequence
2616 if (cpi->oxcf.allow_spatial_resampling && (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER))
2618 int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs);
2619 int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs);
2620 int new_width, new_height;
2622 // If we are below the resample DOWN watermark then scale down a notch.
2623 if (cpi->buffer_level < (cpi->oxcf.resample_down_water_mark * cpi->oxcf.optimal_buffer_level / 100))
2625 cm->horiz_scale = (cm->horiz_scale < ONETWO) ? cm->horiz_scale + 1 : ONETWO;
2626 cm->vert_scale = (cm->vert_scale < ONETWO) ? cm->vert_scale + 1 : ONETWO;
2628 // Should we now start scaling back up
2629 else if (cpi->buffer_level > (cpi->oxcf.resample_up_water_mark * cpi->oxcf.optimal_buffer_level / 100))
2631 cm->horiz_scale = (cm->horiz_scale > NORMAL) ? cm->horiz_scale - 1 : NORMAL;
2632 cm->vert_scale = (cm->vert_scale > NORMAL) ? cm->vert_scale - 1 : NORMAL;
2635 // Get the new hieght and width
2636 Scale2Ratio(cm->horiz_scale, &hr, &hs);
2637 Scale2Ratio(cm->vert_scale, &vr, &vs);
2638 new_width = ((hs - 1) + (cpi->oxcf.Width * hr)) / hs;
2639 new_height = ((vs - 1) + (cpi->oxcf.Height * vr)) / vs;
2641 // If the image size has changed we need to reallocate the buffers
2642 // and resample the source image
2643 if ((cm->Width != new_width) || (cm->Height != new_height))
2645 cm->Width = new_width;
2646 cm->Height = new_height;
2647 vp8_alloc_compressor_data(cpi);
2648 scale_and_extend_source(cpi->un_scaled_source, cpi);
2656 static void update_alt_ref_frame_and_stats(VP8_COMP *cpi)
2658 VP8_COMMON *cm = &cpi->common;
2660 // Update the golden frame buffer
2661 vp8_yv12_copy_frame_ptr(cm->frame_to_show, &cm->yv12_fb[cm->alt_fb_idx]);
2663 // Select an interval before next GF or altref
2664 if (!cpi->auto_gold)
2665 cpi->frames_till_gf_update_due = cpi->goldfreq;
2667 if ((cpi->pass != 2) && cpi->frames_till_gf_update_due)
2669 cpi->current_gf_interval = cpi->frames_till_gf_update_due;
2671 // Set the bits per frame that we should try and recover in subsequent inter frames
2672 // to account for the extra GF spend... note that his does not apply for GF updates
2673 // that occur coincident with a key frame as the extra cost of key frames is dealt
2676 cpi->gf_overspend_bits += cpi->projected_frame_size;
2677 cpi->non_gf_bitrate_adjustment = cpi->gf_overspend_bits / cpi->frames_till_gf_update_due;
2680 // Update data structure that monitors level of reference to last GF
2681 vpx_memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
2682 cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
2684 // this frame refreshes means next frames don't unless specified by user
2685 cpi->common.frames_since_golden = 0;
2687 // Clear the alternate reference update pending flag.
2688 cpi->source_alt_ref_pending = FALSE;
2690 // Set the alternate refernce frame active flag
2691 cpi->source_alt_ref_active = TRUE;
2695 static void update_golden_frame_and_stats(VP8_COMP *cpi)
2697 VP8_COMMON *cm = &cpi->common;
2699 // Update the Golden frame reconstruction buffer if signalled and the GF usage counts.
2700 if (cm->refresh_golden_frame)
2702 if (cm->frame_type != KEY_FRAME)
2704 // Update the golden frame buffer
2705 vp8_yv12_copy_frame_ptr(cm->frame_to_show, &cm->yv12_fb[cm->gld_fb_idx]);
2708 // Select an interval before next GF
2709 if (!cpi->auto_gold)
2710 cpi->frames_till_gf_update_due = cpi->goldfreq;
2712 if ((cpi->pass != 2) && (cpi->frames_till_gf_update_due > 0))
2714 cpi->current_gf_interval = cpi->frames_till_gf_update_due;
2716 // Set the bits per frame that we should try and recover in subsequent inter frames
2717 // to account for the extra GF spend... note that his does not apply for GF updates
2718 // that occur coincident with a key frame as the extra cost of key frames is dealt
2720 if ((cm->frame_type != KEY_FRAME) && !cpi->source_alt_ref_active)
2722 // Calcluate GF bits to be recovered
2723 // Projected size - av frame bits available for inter frames for clip as a whole
2724 cpi->gf_overspend_bits += (cpi->projected_frame_size - cpi->inter_frame_target);
2727 cpi->non_gf_bitrate_adjustment = cpi->gf_overspend_bits / cpi->frames_till_gf_update_due;
2731 // Update data structure that monitors level of reference to last GF
2732 vpx_memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
2733 cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
2735 // this frame refreshes means next frames don't unless specified by user
2736 cm->refresh_golden_frame = 0;
2737 cpi->common.frames_since_golden = 0;
2739 //if ( cm->frame_type == KEY_FRAME )
2741 cpi->recent_ref_frame_usage[INTRA_FRAME] = 1;
2742 cpi->recent_ref_frame_usage[LAST_FRAME] = 1;
2743 cpi->recent_ref_frame_usage[GOLDEN_FRAME] = 1;
2744 cpi->recent_ref_frame_usage[ALTREF_FRAME] = 1;
2748 // // Carry a potrtion of count over to begining of next gf sequence
2749 // cpi->recent_ref_frame_usage[INTRA_FRAME] >>= 5;
2750 // cpi->recent_ref_frame_usage[LAST_FRAME] >>= 5;
2751 // cpi->recent_ref_frame_usage[GOLDEN_FRAME] >>= 5;
2752 // cpi->recent_ref_frame_usage[ALTREF_FRAME] >>= 5;
2755 // ******** Fixed Q test code only ************
2756 // If we are going to use the ALT reference for the next group of frames set a flag to say so.
2757 if (cpi->oxcf.fixed_q >= 0 &&
2758 cpi->oxcf.play_alternate && !cpi->common.refresh_alt_ref_frame)
2760 cpi->source_alt_ref_pending = TRUE;
2761 cpi->frames_till_gf_update_due = cpi->baseline_gf_interval;
2764 if (!cpi->source_alt_ref_pending)
2765 cpi->source_alt_ref_active = FALSE;
2767 // Decrement count down till next gf
2768 if (cpi->frames_till_gf_update_due > 0)
2769 cpi->frames_till_gf_update_due--;
2772 else if (!cpi->common.refresh_alt_ref_frame)
2774 // Decrement count down till next gf
2775 if (cpi->frames_till_gf_update_due > 0)
2776 cpi->frames_till_gf_update_due--;
2778 if (cpi->common.frames_till_alt_ref_frame)
2779 cpi->common.frames_till_alt_ref_frame --;
2781 cpi->common.frames_since_golden ++;
2783 if (cpi->common.frames_since_golden > 1)
2785 cpi->recent_ref_frame_usage[INTRA_FRAME] += cpi->count_mb_ref_frame_usage[INTRA_FRAME];
2786 cpi->recent_ref_frame_usage[LAST_FRAME] += cpi->count_mb_ref_frame_usage[LAST_FRAME];
2787 cpi->recent_ref_frame_usage[GOLDEN_FRAME] += cpi->count_mb_ref_frame_usage[GOLDEN_FRAME];
2788 cpi->recent_ref_frame_usage[ALTREF_FRAME] += cpi->count_mb_ref_frame_usage[ALTREF_FRAME];
2793 // This function updates the reference frame probability estimates that
2794 // will be used during mode selection
2795 static void update_rd_ref_frame_probs(VP8_COMP *cpi)
2797 VP8_COMMON *cm = &cpi->common;
2800 const int *const rfct = cpi->recent_ref_frame_usage;
2801 const int rf_intra = rfct[INTRA_FRAME];
2802 const int rf_inter = rfct[LAST_FRAME] + rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME];
2804 if (cm->frame_type == KEY_FRAME)
2806 cpi->prob_intra_coded = 255;
2807 cpi->prob_last_coded = 128;
2808 cpi->prob_gf_coded = 128;
2810 else if (!(rf_intra + rf_inter))
2812 // This is a trap in case this function is called with cpi->recent_ref_frame_usage[] blank.
2813 cpi->prob_intra_coded = 63;
2814 cpi->prob_last_coded = 128;
2815 cpi->prob_gf_coded = 128;
2819 cpi->prob_intra_coded = (rf_intra * 255) / (rf_intra + rf_inter);
2821 if (cpi->prob_intra_coded < 1)
2822 cpi->prob_intra_coded = 1;
2824 if ((cm->frames_since_golden > 0) || cpi->source_alt_ref_active)
2826 cpi->prob_last_coded = rf_inter ? (rfct[LAST_FRAME] * 255) / rf_inter : 128;
2828 if (cpi->prob_last_coded < 1)
2829 cpi->prob_last_coded = 1;
2831 cpi->prob_gf_coded = (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME])
2832 ? (rfct[GOLDEN_FRAME] * 255) / (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME]) : 128;
2834 if (cpi->prob_gf_coded < 1)
2835 cpi->prob_gf_coded = 1;
2840 const int *const rfct = cpi->count_mb_ref_frame_usage;
2841 const int rf_intra = rfct[INTRA_FRAME];
2842 const int rf_inter = rfct[LAST_FRAME] + rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME];
2844 if (cm->frame_type == KEY_FRAME)
2846 cpi->prob_intra_coded = 255;
2847 cpi->prob_last_coded = 128;
2848 cpi->prob_gf_coded = 128;
2850 else if (!(rf_intra + rf_inter))
2852 // This is a trap in case this function is called with cpi->recent_ref_frame_usage[] blank.
2853 cpi->prob_intra_coded = 63;
2854 cpi->prob_last_coded = 128;
2855 cpi->prob_gf_coded = 128;
2859 cpi->prob_intra_coded = (rf_intra * 255) / (rf_intra + rf_inter);
2861 if (cpi->prob_intra_coded < 1)
2862 cpi->prob_intra_coded = 1;
2864 cpi->prob_last_coded = rf_inter ? (rfct[LAST_FRAME] * 255) / rf_inter : 128;
2866 if (cpi->prob_last_coded < 1)
2867 cpi->prob_last_coded = 1;
2869 cpi->prob_gf_coded = (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME])
2870 ? (rfct[GOLDEN_FRAME] * 255) / (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME]) : 128;
2872 if (cpi->prob_gf_coded < 1)
2873 cpi->prob_gf_coded = 1;
2876 // update reference frame costs since we can do better than what we got last frame.
2878 if (cpi->common.refresh_alt_ref_frame)
2880 cpi->prob_intra_coded += 40;
2881 cpi->prob_last_coded = 200;
2882 cpi->prob_gf_coded = 1;
2884 else if (cpi->common.frames_since_golden == 0)
2886 cpi->prob_last_coded = 214;
2887 cpi->prob_gf_coded = 1;
2889 else if (cpi->common.frames_since_golden == 1)
2891 cpi->prob_last_coded = 192;
2892 cpi->prob_gf_coded = 220;
2894 else if (cpi->source_alt_ref_active)
2896 //int dist = cpi->common.frames_till_alt_ref_frame + cpi->common.frames_since_golden;
2897 cpi->prob_gf_coded -= 20;
2899 if (cpi->prob_gf_coded < 10)
2900 cpi->prob_gf_coded = 10;
2907 // 1 = key, 0 = inter
2908 static int decide_key_frame(VP8_COMP *cpi)
2910 VP8_COMMON *cm = &cpi->common;
2912 int code_key_frame = FALSE;
2916 if (cpi->Speed > 11)
2919 // Clear down mmx registers
2920 vp8_clear_system_state(); //__asm emms;
2922 if ((cpi->compressor_speed == 2) && (cpi->Speed >= 5) && (cpi->sf.RD == 0))
2924 double change = 1.0 * abs((int)(cpi->intra_error - cpi->last_intra_error)) / (1 + cpi->last_intra_error);
2925 double change2 = 1.0 * abs((int)(cpi->prediction_error - cpi->last_prediction_error)) / (1 + cpi->last_prediction_error);
2926 double minerror = cm->MBs * 256;
2930 if (10 * cpi->intra_error / (1 + cpi->prediction_error) < 15
2931 && cpi->prediction_error > minerror
2932 && (change > .25 || change2 > .25))
2934 FILE *f = fopen("intra_inter.stt", "a");
2936 if (cpi->prediction_error <= 0)
2937 cpi->prediction_error = 1;
2939 fprintf(f, "%d %d %d %d %14.4f\n",
2940 cm->current_video_frame,
2941 (int) cpi->prediction_error,
2942 (int) cpi->intra_error,
2943 (int)((10 * cpi->intra_error) / cpi->prediction_error),
2951 cpi->last_intra_error = cpi->intra_error;
2952 cpi->last_prediction_error = cpi->prediction_error;
2954 if (10 * cpi->intra_error / (1 + cpi->prediction_error) < 15
2955 && cpi->prediction_error > minerror
2956 && (change > .25 || change2 > .25))
2958 /*(change > 1.4 || change < .75)&& cpi->this_frame_percent_intra > cpi->last_frame_percent_intra + 3*/
2966 // If the following are true we might as well code a key frame
2967 if (((cpi->this_frame_percent_intra == 100) &&
2968 (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra + 2))) ||
2969 ((cpi->this_frame_percent_intra > 95) &&
2970 (cpi->this_frame_percent_intra >= (cpi->last_frame_percent_intra + 5))))
2972 code_key_frame = TRUE;
2974 // in addition if the following are true and this is not a golden frame then code a key frame
2975 // Note that on golden frames there often seems to be a pop in intra useage anyway hence this
2976 // restriction is designed to prevent spurious key frames. The Intra pop needs to be investigated.
2977 else if (((cpi->this_frame_percent_intra > 60) &&
2978 (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra * 2))) ||
2979 ((cpi->this_frame_percent_intra > 75) &&
2980 (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra * 3 / 2))) ||
2981 ((cpi->this_frame_percent_intra > 90) &&
2982 (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra + 10))))
2984 if (!cm->refresh_golden_frame)
2985 code_key_frame = TRUE;
2988 return code_key_frame;
2992 #if !(CONFIG_REALTIME_ONLY)
2993 static void Pass1Encode(VP8_COMP *cpi, unsigned long *size, unsigned char *dest, unsigned int *frame_flags)
2998 vp8_set_quantizer(cpi, 26);
3000 scale_and_extend_source(cpi->un_scaled_source, cpi);
3001 vp8_first_pass(cpi);
3006 void write_cx_frame_to_file(YV12_BUFFER_CONFIG *frame, int this_frame)
3014 sprintf(filename, "cx\\y%04d.raw", this_frame);
3015 yframe = fopen(filename, "wb");
3017 for (i = 0; i < frame->y_height; i++)
3018 fwrite(frame->y_buffer + i * frame->y_stride, frame->y_width, 1, yframe);
3021 sprintf(filename, "cx\\u%04d.raw", this_frame);
3022 yframe = fopen(filename, "wb");
3024 for (i = 0; i < frame->uv_height; i++)
3025 fwrite(frame->u_buffer + i * frame->uv_stride, frame->uv_width, 1, yframe);
3028 sprintf(filename, "cx\\v%04d.raw", this_frame);
3029 yframe = fopen(filename, "wb");
3031 for (i = 0; i < frame->uv_height; i++)
3032 fwrite(frame->v_buffer + i * frame->uv_stride, frame->uv_width, 1, yframe);
3037 // return of 0 means drop frame
3039 // Function to test for conditions that indeicate we should loop
3040 // back and recode a frame.
3041 static BOOL recode_loop_test( VP8_COMP *cpi,
3042 int high_limit, int low_limit,
3043 int q, int maxq, int minq )
3045 BOOL force_recode = FALSE;
3046 VP8_COMMON *cm = &cpi->common;
3048 // Is frame recode allowed at all
3049 // Yes if either recode mode 1 is selected or mode two is selcted
3050 // and the frame is a key frame. golden frame or alt_ref_frame
3051 if ( (cpi->sf.recode_loop == 1) ||
3052 ( (cpi->sf.recode_loop == 2) &&
3053 ( (cm->frame_type == KEY_FRAME) ||
3054 cm->refresh_golden_frame ||
3055 cm->refresh_alt_ref_frame ) ) )
3057 // General over and under shoot tests
3058 if ( ((cpi->projected_frame_size > high_limit) && (q < maxq)) ||
3059 ((cpi->projected_frame_size < low_limit) && (q > minq)) )
3061 force_recode = TRUE;
3063 // Special Constrained quality tests
3064 else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY)
3066 // Undershoot and below auto cq level
3067 if ( (q > cpi->cq_target_quality) &&
3068 (cpi->projected_frame_size <
3069 ((cpi->this_frame_target * 7) >> 3)))
3071 force_recode = TRUE;
3073 // Severe undershoot and between auto and user cq level
3074 else if ( (q > cpi->oxcf.cq_level) &&
3075 (cpi->projected_frame_size < cpi->min_frame_bandwidth) &&
3076 (cpi->active_best_quality > cpi->oxcf.cq_level))
3078 force_recode = TRUE;
3079 cpi->active_best_quality = cpi->oxcf.cq_level;
3084 return force_recode;
3087 void loopfilter_frame(VP8_COMP *cpi, VP8_COMMON *cm)
3091 cm->filter_level = 0;
3095 struct vpx_usec_timer timer;
3097 vp8_clear_system_state();
3099 vpx_usec_timer_start(&timer);
3100 if (cpi->sf.auto_filter == 0)
3101 vp8cx_pick_filter_level_fast(cpi->Source, cpi);
3104 vp8cx_pick_filter_level(cpi->Source, cpi);
3106 vpx_usec_timer_mark(&timer);
3107 cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer);
3110 #if CONFIG_MULTITHREAD
3111 if (cpi->b_multi_threaded)
3112 sem_post(&cpi->h_event_end_lpf); /* signal that we have set filter_level */
3115 if (cm->filter_level > 0)
3117 vp8cx_set_alt_lf_level(cpi, cm->filter_level);
3118 vp8_loop_filter_frame(cm, &cpi->mb.e_mbd, cm->filter_level);
3119 cm->last_filter_type = cm->filter_type;
3120 cm->last_sharpness_level = cm->sharpness_level;
3123 vp8_yv12_extend_frame_borders_ptr(cm->frame_to_show);
3126 YV12_BUFFER_CONFIG *lst_yv12 = &cm->yv12_fb[cm->lst_fb_idx];
3127 YV12_BUFFER_CONFIG *new_yv12 = &cm->yv12_fb[cm->new_fb_idx];
3128 YV12_BUFFER_CONFIG *gld_yv12 = &cm->yv12_fb[cm->gld_fb_idx];
3129 YV12_BUFFER_CONFIG *alt_yv12 = &cm->yv12_fb[cm->alt_fb_idx];
3130 // At this point the new frame has been encoded.
3131 // If any buffer copy / swapping is signaled it should be done here.
3132 if (cm->frame_type == KEY_FRAME)
3134 vp8_yv12_copy_frame_ptr(cm->frame_to_show, gld_yv12);
3135 vp8_yv12_copy_frame_ptr(cm->frame_to_show, alt_yv12);
3137 else // For non key frames
3139 // Code to copy between reference buffers
3140 if (cm->copy_buffer_to_arf)
3142 if (cm->copy_buffer_to_arf == 1)
3144 if (cm->refresh_last_frame)
3145 // We copy new_frame here because last and new buffers will already have been swapped if cm->refresh_last_frame is set.
3146 vp8_yv12_copy_frame_ptr(new_yv12, alt_yv12);
3148 vp8_yv12_copy_frame_ptr(lst_yv12, alt_yv12);
3150 else if (cm->copy_buffer_to_arf == 2)
3151 vp8_yv12_copy_frame_ptr(gld_yv12, alt_yv12);
3154 if (cm->copy_buffer_to_gf)
3156 if (cm->copy_buffer_to_gf == 1)
3158 if (cm->refresh_last_frame)
3159 // We copy new_frame here because last and new buffers will already have been swapped if cm->refresh_last_frame is set.
3160 vp8_yv12_copy_frame_ptr(new_yv12, gld_yv12);
3162 vp8_yv12_copy_frame_ptr(lst_yv12, gld_yv12);
3164 else if (cm->copy_buffer_to_gf == 2)
3165 vp8_yv12_copy_frame_ptr(alt_yv12, gld_yv12);
3171 static void encode_frame_to_data_rate
3174 unsigned long *size,
3175 unsigned char *dest,
3176 unsigned int *frame_flags
3180 int frame_over_shoot_limit;
3181 int frame_under_shoot_limit;
3191 int zbin_oq_low = 0;
3194 VP8_COMMON *cm = &cpi->common;
3195 int active_worst_qchanged = FALSE;
3197 int overshoot_seen = FALSE;
3198 int undershoot_seen = FALSE;
3199 int drop_mark = cpi->oxcf.drop_frames_water_mark * cpi->oxcf.optimal_buffer_level / 100;
3200 int drop_mark75 = drop_mark * 2 / 3;
3201 int drop_mark50 = drop_mark / 4;
3202 int drop_mark25 = drop_mark / 8;
3205 // Clear down mmx registers to allow floating point in what follows
3206 vp8_clear_system_state();
3208 // Test code for segmentation of gf/arf (0,0)
3209 //segmentation_test_function((VP8_PTR) cpi);
3211 #if CONFIG_REALTIME_ONLY
3212 if(cpi->oxcf.auto_key && cm->frame_type != KEY_FRAME)
3214 if(cpi->force_next_frame_intra)
3216 cm->frame_type = KEY_FRAME; /* delayed intra frame */
3219 cpi->force_next_frame_intra = 0;
3222 // For an alt ref frame in 2 pass we skip the call to the second pass function that sets the target bandwidth
3223 #if !(CONFIG_REALTIME_ONLY)
3227 if (cpi->common.refresh_alt_ref_frame)
3229 cpi->per_frame_bandwidth = cpi->gf_bits; // Per frame bit target for the alt ref frame
3230 cpi->target_bandwidth = cpi->gf_bits * cpi->output_frame_rate; // per second target bitrate
3235 cpi->per_frame_bandwidth = (int)(cpi->target_bandwidth / cpi->output_frame_rate);
3237 // Default turn off buffer to buffer copying
3238 cm->copy_buffer_to_gf = 0;
3239 cm->copy_buffer_to_arf = 0;
3241 // Clear zbin over-quant value and mode boost values.
3242 cpi->zbin_over_quant = 0;
3243 cpi->zbin_mode_boost = 0;
3245 // Enable or disable mode based tweaking of the zbin
3246 // For 2 Pass Only used where GF/ARF prediction quality
3247 // is above a threshold
3248 cpi->zbin_mode_boost = 0;
3249 cpi->zbin_mode_boost_enabled = TRUE;
3252 if ( cpi->gfu_boost <= 400 )
3254 cpi->zbin_mode_boost_enabled = FALSE;
3258 // Current default encoder behaviour for the altref sign bias
3259 if (cpi->source_alt_ref_active)
3260 cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 1;
3262 cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 0;
3264 // Check to see if a key frame is signalled
3265 // For two pass with auto key frame enabled cm->frame_type may already be set, but not for one pass.
3266 if ((cm->current_video_frame == 0) ||
3267 (cm->frame_flags & FRAMEFLAGS_KEY) ||
3268 (cpi->oxcf.auto_key && (cpi->frames_since_key % cpi->key_frame_frequency == 0)))
3270 // Key frame from VFW/auto-keyframe/first frame
3271 cm->frame_type = KEY_FRAME;
3274 // Set default state for segment and mode based loop filter update flags
3275 cpi->mb.e_mbd.update_mb_segmentation_map = 0;
3276 cpi->mb.e_mbd.update_mb_segmentation_data = 0;
3277 cpi->mb.e_mbd.mode_ref_lf_delta_update = 0;
3279 // Set various flags etc to special state if it is a key frame
3280 if (cm->frame_type == KEY_FRAME)
3284 // Reset the loop filter deltas and segmentation map
3285 setup_features(cpi);
3287 // If segmentation is enabled force a map update for key frames
3288 if (cpi->mb.e_mbd.segmentation_enabled)
3290 cpi->mb.e_mbd.update_mb_segmentation_map = 1;
3291 cpi->mb.e_mbd.update_mb_segmentation_data = 1;
3294 // The alternate reference frame cannot be active for a key frame
3295 cpi->source_alt_ref_active = FALSE;
3297 // Reset the RD threshold multipliers to default of * 1 (128)
3298 for (i = 0; i < MAX_MODES; i++)
3300 cpi->rd_thresh_mult[i] = 128;
3304 // Test code for segmentation
3305 //if ( (cm->frame_type == KEY_FRAME) || ((cm->current_video_frame % 2) == 0))
3306 //if ( (cm->current_video_frame % 2) == 0 )
3307 // enable_segmentation((VP8_PTR)cpi);
3309 // disable_segmentation((VP8_PTR)cpi);
3312 // Experimental code for lagged compress and one pass
3313 // Initialise one_pass GF frames stats
3314 // Update stats used for GF selection
3315 //if ( cpi->pass == 0 )
3317 cpi->one_pass_frame_index = cm->current_video_frame % MAX_LAG_BUFFERS;
3319 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frames_so_far = 0;
3320 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_intra_error = 0.0;
3321 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_coded_error = 0.0;
3322 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_pcnt_inter = 0.0;
3323 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_pcnt_motion = 0.0;
3324 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvr = 0.0;
3325 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvr_abs = 0.0;
3326 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvc = 0.0;
3327 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvc_abs = 0.0;
3331 update_rd_ref_frame_probs(cpi);
3333 if (cpi->drop_frames_allowed)
3335 // The reset to decimation 0 is only done here for one pass.
3336 // Once it is set two pass leaves decimation on till the next kf.
3337 if ((cpi->buffer_level > drop_mark) && (cpi->decimation_factor > 0))
3338 cpi->decimation_factor --;
3340 if (cpi->buffer_level > drop_mark75 && cpi->decimation_factor > 0)
3341 cpi->decimation_factor = 1;
3343 else if (cpi->buffer_level < drop_mark25 && (cpi->decimation_factor == 2 || cpi->decimation_factor == 3))
3345 cpi->decimation_factor = 3;
3347 else if (cpi->buffer_level < drop_mark50 && (cpi->decimation_factor == 1 || cpi->decimation_factor == 2))
3349 cpi->decimation_factor = 2;
3351 else if (cpi->buffer_level < drop_mark75 && (cpi->decimation_factor == 0 || cpi->decimation_factor == 1))
3353 cpi->decimation_factor = 1;
3356 //vpx_log("Encoder: Decimation Factor: %d \n",cpi->decimation_factor);
3359 // The following decimates the frame rate according to a regular pattern (i.e. to 1/2 or 2/3 frame rate)
3360 // This can be used to help prevent buffer under-run in CBR mode. Alternatively it might be desirable in
3361 // some situations to drop frame rate but throw more bits at each frame.
3363 // Note that dropping a key frame can be problematic if spatial resampling is also active
3364 if (cpi->decimation_factor > 0)
3366 switch (cpi->decimation_factor)
3369 cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 3 / 2;
3372 cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 5 / 4;
3375 cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 5 / 4;
3379 // Note that we should not throw out a key frame (especially when spatial resampling is enabled).
3380 if ((cm->frame_type == KEY_FRAME)) // && cpi->oxcf.allow_spatial_resampling )
3382 cpi->decimation_count = cpi->decimation_factor;
3384 else if (cpi->decimation_count > 0)
3386 cpi->decimation_count --;
3387 cpi->bits_off_target += cpi->av_per_frame_bandwidth;
3388 cm->current_video_frame++;
3389 cpi->frames_since_key++;
3391 #if CONFIG_INTERNAL_STATS
3395 cpi->buffer_level = cpi->bits_off_target;
3400 cpi->decimation_count = cpi->decimation_factor;
3403 // Decide how big to make the frame
3404 if (!vp8_pick_frame_size(cpi))
3406 cm->current_video_frame++;
3407 cpi->frames_since_key++;
3411 // Reduce active_worst_allowed_q for CBR if our buffer is getting too full.
3412 // This has a knock on effect on active best quality as well.
3413 // For CBR if the buffer reaches its maximum level then we can no longer
3414 // save up bits for later frames so we might as well use them up
3415 // on the current frame.
3416 if ((cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) &&
3417 (cpi->buffer_level >= cpi->oxcf.optimal_buffer_level) && cpi->buffered_mode)
3419 int Adjustment = cpi->active_worst_quality / 4; // Max adjustment is 1/4
3425 if (cpi->buffer_level < cpi->oxcf.maximum_buffer_size)
3427 buff_lvl_step = (cpi->oxcf.maximum_buffer_size - cpi->oxcf.optimal_buffer_level) / Adjustment;
3431 Adjustment = (cpi->buffer_level - cpi->oxcf.optimal_buffer_level) / buff_lvl_step;
3432 cpi->active_worst_quality -= Adjustment;
3437 cpi->active_worst_quality -= Adjustment;
3442 // Set an active best quality and if necessary active worst quality
3443 // There is some odd behaviour for one pass here that needs attention.
3444 if ( (cpi->pass == 2) || (cpi->ni_frames > 150))
3446 vp8_clear_system_state();
3448 Q = cpi->active_worst_quality;
3450 if ( cm->frame_type == KEY_FRAME )
3452 if ( cpi->pass == 2 )
3454 if (cpi->gfu_boost > 600)
3455 cpi->active_best_quality = kf_low_motion_minq[Q];
3457 cpi->active_best_quality = kf_high_motion_minq[Q];
3459 // Special case for key frames forced because we have reached
3460 // the maximum key frame interval. Here force the Q to a range
3461 // based on the ambient Q to reduce the risk of popping
3462 if ( cpi->this_key_frame_forced )
3464 if ( cpi->active_best_quality > cpi->avg_frame_qindex * 7/8)
3465 cpi->active_best_quality = cpi->avg_frame_qindex * 7/8;
3466 else if ( cpi->active_best_quality < cpi->avg_frame_qindex >> 2 )
3467 cpi->active_best_quality = cpi->avg_frame_qindex >> 2;
3470 // One pass more conservative
3472 cpi->active_best_quality = kf_high_motion_minq[Q];
3475 else if (cm->refresh_golden_frame || cpi->common.refresh_alt_ref_frame)
3477 // Use the lower of cpi->active_worst_quality and recent
3478 // average Q as basis for GF/ARF Q limit unless last frame was
3480 if ( (cpi->frames_since_key > 1) &&
3481 (cpi->avg_frame_qindex < cpi->active_worst_quality) )
3483 Q = cpi->avg_frame_qindex;
3485 if ( (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) &&
3486 (Q < cpi->oxcf.cq_level) )
3488 Q = cpi->oxcf.cq_level;
3492 if ( cpi->pass == 2 )
3494 if ( cpi->gfu_boost > 1000 )
3495 cpi->active_best_quality = gf_low_motion_minq[Q];
3496 else if ( cpi->gfu_boost < 400 )
3497 cpi->active_best_quality = gf_high_motion_minq[Q];
3499 cpi->active_best_quality = gf_mid_motion_minq[Q];
3501 // One pass more conservative
3503 cpi->active_best_quality = gf_high_motion_minq[Q];
3507 cpi->active_best_quality = inter_minq[Q];
3509 // For the constant/constrained quality mode we dont want
3510 // the quality to rise above the cq level.
3511 if ((cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) &&
3512 (cpi->active_best_quality < cpi->cq_target_quality) )
3514 // If we are strongly undershooting the target rate in the last
3515 // frames then use the user passed in cq value not the auto
3517 if ( cpi->rolling_actual_bits < cpi->min_frame_bandwidth )
3518 cpi->active_best_quality = cpi->oxcf.cq_level;
3520 cpi->active_best_quality = cpi->cq_target_quality;
3524 // If CBR and the buffer is as full then it is reasonable to allow
3525 // higher quality on the frames to prevent bits just going to waste.
3526 if (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER)
3528 // Note that the use of >= here elliminates the risk of a devide
3529 // by 0 error in the else if clause
3530 if (cpi->buffer_level >= cpi->oxcf.maximum_buffer_size)
3531 cpi->active_best_quality = cpi->best_quality;
3533 else if (cpi->buffer_level > cpi->oxcf.optimal_buffer_level)
3535 int Fraction = ((cpi->buffer_level - cpi->oxcf.optimal_buffer_level) * 128) / (cpi->oxcf.maximum_buffer_size - cpi->oxcf.optimal_buffer_level);
3536 int min_qadjustment = ((cpi->active_best_quality - cpi->best_quality) * Fraction) / 128;
3538 cpi->active_best_quality -= min_qadjustment;
3542 // Make sure constrained quality mode limits are adhered to for the first
3543 // few frames of one pass encodes
3544 else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY)
3546 if ( (cm->frame_type == KEY_FRAME) ||
3547 cm->refresh_golden_frame || cpi->common.refresh_alt_ref_frame )
3549 cpi->active_best_quality = cpi->best_quality;
3551 else if (cpi->active_best_quality < cpi->cq_target_quality)
3553 cpi->active_best_quality = cpi->cq_target_quality;
3557 // Clip the active best and worst quality values to limits
3558 if (cpi->active_worst_quality > cpi->worst_quality)
3559 cpi->active_worst_quality = cpi->worst_quality;
3561 if (cpi->active_best_quality < cpi->best_quality)
3562 cpi->active_best_quality = cpi->best_quality;
3563 else if (cpi->active_best_quality > cpi->active_worst_quality)
3564 cpi->active_best_quality = cpi->active_worst_quality;
3566 // Determine initial Q to try
3567 Q = vp8_regulate_q(cpi, cpi->this_frame_target);
3568 last_zbin_oq = cpi->zbin_over_quant;
3570 // Set highest allowed value for Zbin over quant
3571 if (cm->frame_type == KEY_FRAME)
3572 zbin_oq_high = 0; //ZBIN_OQ_MAX/16
3573 else if (cm->refresh_alt_ref_frame || (cm->refresh_golden_frame && !cpi->source_alt_ref_active))
3576 zbin_oq_high = ZBIN_OQ_MAX;
3578 // Setup background Q adjustment for error resilliant mode
3579 if (cpi->cyclic_refresh_mode_enabled)
3580 cyclic_background_refresh(cpi, Q, 0);
3582 vp8_compute_frame_size_bounds(cpi, &frame_under_shoot_limit, &frame_over_shoot_limit);
3584 // Limit Q range for the adaptive loop.
3585 bottom_index = cpi->active_best_quality;
3586 top_index = cpi->active_worst_quality;
3587 q_low = cpi->active_best_quality;
3588 q_high = cpi->active_worst_quality;
3590 vp8_save_coding_context(cpi);
3595 scale_and_extend_source(cpi->un_scaled_source, cpi);
3596 #if !(CONFIG_REALTIME_ONLY) && CONFIG_POSTPROC
3598 if (cpi->oxcf.noise_sensitivity > 0)
3603 switch (cpi->oxcf.noise_sensitivity)
3626 if (cm->frame_type == KEY_FRAME)
3628 vp8_de_noise(cpi->Source, cpi->Source, l , 1, 0, RTCD(postproc));
3632 vp8_de_noise(cpi->Source, cpi->Source, l , 1, 0, RTCD(postproc));
3634 src = cpi->Source->y_buffer;
3636 if (cpi->Source->y_stride < 0)
3638 src += cpi->Source->y_stride * (cpi->Source->y_height - 1);
3645 #ifdef OUTPUT_YUV_SRC
3646 vp8_write_yuv_frame(cpi->Source);
3651 vp8_clear_system_state(); //__asm emms;
3654 if(cpi->is_src_frame_alt_ref)
3658 vp8_set_quantizer(cpi, Q);
3661 // setup skip prob for costing in mode/mv decision
3662 if (cpi->common.mb_no_coeff_skip)
3664 cpi->prob_skip_false = cpi->base_skip_false_prob[Q];
3666 if (cm->frame_type != KEY_FRAME)
3668 if (cpi->common.refresh_alt_ref_frame)
3670 if (cpi->last_skip_false_probs[2] != 0)
3671 cpi->prob_skip_false = cpi->last_skip_false_probs[2];
3674 if(cpi->last_skip_false_probs[2]!=0 && abs(Q- cpi->last_skip_probs_q[2])<=16 )
3675 cpi->prob_skip_false = cpi->last_skip_false_probs[2];
3676 else if (cpi->last_skip_false_probs[2]!=0)
3677 cpi->prob_skip_false = (cpi->last_skip_false_probs[2] + cpi->prob_skip_false ) / 2;
3680 else if (cpi->common.refresh_golden_frame)
3682 if (cpi->last_skip_false_probs[1] != 0)
3683 cpi->prob_skip_false = cpi->last_skip_false_probs[1];
3686 if(cpi->last_skip_false_probs[1]!=0 && abs(Q- cpi->last_skip_probs_q[1])<=16 )
3687 cpi->prob_skip_false = cpi->last_skip_false_probs[1];
3688 else if (cpi->last_skip_false_probs[1]!=0)
3689 cpi->prob_skip_false = (cpi->last_skip_false_probs[1] + cpi->prob_skip_false ) / 2;
3694 if (cpi->last_skip_false_probs[0] != 0)
3695 cpi->prob_skip_false = cpi->last_skip_false_probs[0];
3698 if(cpi->last_skip_false_probs[0]!=0 && abs(Q- cpi->last_skip_probs_q[0])<=16 )
3699 cpi->prob_skip_false = cpi->last_skip_false_probs[0];
3700 else if(cpi->last_skip_false_probs[0]!=0)
3701 cpi->prob_skip_false = (cpi->last_skip_false_probs[0] + cpi->prob_skip_false ) / 2;
3705 //as this is for cost estimate, let's make sure it does not go extreme eitehr way
3706 if (cpi->prob_skip_false < 5)
3707 cpi->prob_skip_false = 5;
3709 if (cpi->prob_skip_false > 250)
3710 cpi->prob_skip_false = 250;
3712 if (cpi->is_src_frame_alt_ref)
3713 cpi->prob_skip_false = 1;
3722 FILE *f = fopen("skip.stt", "a");
3723 fprintf(f, "%d, %d, %4d ", cpi->common.refresh_golden_frame, cpi->common.refresh_alt_ref_frame, cpi->prob_skip_false);
3731 if (cm->frame_type == KEY_FRAME)
3733 resize_key_frame(cpi);
3734 vp8_setup_key_frame(cpi);
3737 // transform / motion compensation build reconstruction frame
3738 vp8_encode_frame(cpi);
3740 cpi->projected_frame_size -= vp8_estimate_entropy_savings(cpi);
3741 cpi->projected_frame_size = (cpi->projected_frame_size > 0) ? cpi->projected_frame_size : 0;
3743 vp8_clear_system_state(); //__asm emms;
3745 // Test to see if the stats generated for this frame indicate that we should have coded a key frame
3746 // (assuming that we didn't)!
3747 if (cpi->pass != 2 && cpi->oxcf.auto_key && cm->frame_type != KEY_FRAME)
3750 #if CONFIG_REALTIME_ONLY
3752 /* we don't do re-encoding in realtime mode
3753 * if key frame is decided than we force it on next frame */
3754 cpi->force_next_frame_intra = decide_key_frame(cpi);
3757 if (decide_key_frame(cpi))
3759 // Reset all our sizing numbers and recode
3760 cm->frame_type = KEY_FRAME;
3762 vp8_pick_frame_size(cpi);
3764 // Clear the Alt reference frame active flag when we have a key frame
3765 cpi->source_alt_ref_active = FALSE;
3767 // Reset the loop filter deltas and segmentation map
3768 setup_features(cpi);
3770 // If segmentation is enabled force a map update for key frames
3771 if (cpi->mb.e_mbd.segmentation_enabled)
3773 cpi->mb.e_mbd.update_mb_segmentation_map = 1;
3774 cpi->mb.e_mbd.update_mb_segmentation_data = 1;
3777 vp8_restore_coding_context(cpi);
3779 Q = vp8_regulate_q(cpi, cpi->this_frame_target);
3781 vp8_compute_frame_size_bounds(cpi, &frame_under_shoot_limit, &frame_over_shoot_limit);
3783 // Limit Q range for the adaptive loop.
3784 bottom_index = cpi->active_best_quality;
3785 top_index = cpi->active_worst_quality;
3786 q_low = cpi->active_best_quality;
3787 q_high = cpi->active_worst_quality;
3797 vp8_clear_system_state();
3799 if (frame_over_shoot_limit == 0)
3800 frame_over_shoot_limit = 1;
3802 // Are we are overshooting and up against the limit of active max Q.
3803 if (((cpi->pass != 2) || (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER)) &&
3804 (Q == cpi->active_worst_quality) &&
3805 (cpi->active_worst_quality < cpi->worst_quality) &&
3806 (cpi->projected_frame_size > frame_over_shoot_limit))
3808 int over_size_percent = ((cpi->projected_frame_size - frame_over_shoot_limit) * 100) / frame_over_shoot_limit;
3810 // If so is there any scope for relaxing it
3811 while ((cpi->active_worst_quality < cpi->worst_quality) && (over_size_percent > 0))
3813 cpi->active_worst_quality++;
3814 top_index = cpi->active_worst_quality;
3815 over_size_percent = (int)(over_size_percent * 0.96); // Assume 1 qstep = about 4% on frame size.
3818 // If we have updated the active max Q do not call vp8_update_rate_correction_factors() this loop.
3819 active_worst_qchanged = TRUE;
3822 active_worst_qchanged = FALSE;
3824 #if !(CONFIG_REALTIME_ONLY)
3825 // Special case handling for forced key frames
3826 if ( (cm->frame_type == KEY_FRAME) && cpi->this_key_frame_forced )
3829 int kf_err = vp8_calc_ss_err(cpi->Source,
3830 &cm->yv12_fb[cm->new_fb_idx],
3831 IF_RTCD(&cpi->rtcd.variance));
3833 // The key frame is not good enough
3834 if ( kf_err > ((cpi->ambient_err * 7) >> 3) )
3837 q_high = (Q > q_low) ? (Q - 1) : q_low;
3840 Q = (q_high + q_low) >> 1;
3842 // The key frame is much better than the previous frame
3843 else if ( kf_err < (cpi->ambient_err >> 1) )
3846 q_low = (Q < q_high) ? (Q + 1) : q_high;
3849 Q = (q_high + q_low + 1) >> 1;
3852 // Clamp Q to upper and lower limits:
3858 Loop = ((Q != last_q)) ? TRUE : FALSE;
3861 // Is the projected frame size out of range and are we allowed to attempt to recode.
3862 else if ( recode_loop_test( cpi,
3863 frame_over_shoot_limit, frame_under_shoot_limit,
3864 Q, top_index, bottom_index ) )
3869 // Frame size out of permitted range:
3870 // Update correction factor & compute new Q to try...
3872 // Frame is too large
3873 if (cpi->projected_frame_size > cpi->this_frame_target)
3875 //if ( cpi->zbin_over_quant == 0 )
3876 q_low = (Q < q_high) ? (Q + 1) : q_high; // Raise Qlow as to at least the current value
3878 if (cpi->zbin_over_quant > 0) // If we are using over quant do the same for zbin_oq_low
3879 zbin_oq_low = (cpi->zbin_over_quant < zbin_oq_high) ? (cpi->zbin_over_quant + 1) : zbin_oq_high;
3881 //if ( undershoot_seen || (Q == MAXQ) )
3882 if (undershoot_seen)
3884 // Update rate_correction_factor unless cpi->active_worst_quality has changed.
3885 if (!active_worst_qchanged)
3886 vp8_update_rate_correction_factors(cpi, 1);
3888 Q = (q_high + q_low + 1) / 2;
3890 // Adjust cpi->zbin_over_quant (only allowed when Q is max)
3892 cpi->zbin_over_quant = 0;
3895 zbin_oq_low = (cpi->zbin_over_quant < zbin_oq_high) ? (cpi->zbin_over_quant + 1) : zbin_oq_high;
3896 cpi->zbin_over_quant = (zbin_oq_high + zbin_oq_low) / 2;
3901 // Update rate_correction_factor unless cpi->active_worst_quality has changed.
3902 if (!active_worst_qchanged)
3903 vp8_update_rate_correction_factors(cpi, 0);
3905 Q = vp8_regulate_q(cpi, cpi->this_frame_target);
3907 while (((Q < q_low) || (cpi->zbin_over_quant < zbin_oq_low)) && (Retries < 10))
3909 vp8_update_rate_correction_factors(cpi, 0);
3910 Q = vp8_regulate_q(cpi, cpi->this_frame_target);
3915 overshoot_seen = TRUE;
3917 // Frame is too small
3920 if (cpi->zbin_over_quant == 0)
3921 q_high = (Q > q_low) ? (Q - 1) : q_low; // Lower q_high if not using over quant
3922 else // else lower zbin_oq_high
3923 zbin_oq_high = (cpi->zbin_over_quant > zbin_oq_low) ? (cpi->zbin_over_quant - 1) : zbin_oq_low;
3927 // Update rate_correction_factor unless cpi->active_worst_quality has changed.
3928 if (!active_worst_qchanged)
3929 vp8_update_rate_correction_factors(cpi, 1);
3931 Q = (q_high + q_low) / 2;
3933 // Adjust cpi->zbin_over_quant (only allowed when Q is max)
3935 cpi->zbin_over_quant = 0;
3937 cpi->zbin_over_quant = (zbin_oq_high + zbin_oq_low) / 2;
3941 // Update rate_correction_factor unless cpi->active_worst_quality has changed.
3942 if (!active_worst_qchanged)
3943 vp8_update_rate_correction_factors(cpi, 0);
3945 Q = vp8_regulate_q(cpi, cpi->this_frame_target);
3947 // Special case reset for qlow for constrained quality.
3948 // This should only trigger where there is very substantial
3949 // undershoot on a frame and the auto cq level is above
3950 // the user passsed in value.
3951 if ( (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) &&
3957 while (((Q > q_high) || (cpi->zbin_over_quant > zbin_oq_high)) && (Retries < 10))
3959 vp8_update_rate_correction_factors(cpi, 0);
3960 Q = vp8_regulate_q(cpi, cpi->this_frame_target);
3965 undershoot_seen = TRUE;
3968 // Clamp Q to upper and lower limits:
3974 // Clamp cpi->zbin_over_quant
3975 cpi->zbin_over_quant = (cpi->zbin_over_quant < zbin_oq_low) ? zbin_oq_low : (cpi->zbin_over_quant > zbin_oq_high) ? zbin_oq_high : cpi->zbin_over_quant;
3977 //Loop = ((Q != last_q) || (last_zbin_oq != cpi->zbin_over_quant)) ? TRUE : FALSE;
3978 Loop = ((Q != last_q)) ? TRUE : FALSE;
3979 last_zbin_oq = cpi->zbin_over_quant;
3985 if (cpi->is_src_frame_alt_ref)
3990 vp8_restore_coding_context(cpi);
3992 #if CONFIG_INTERNAL_STATS
3993 cpi->tot_recode_hits++;
3997 while (Loop == TRUE);
4000 // Experimental code for lagged and one pass
4001 // Update stats used for one pass GF selection
4005 double frame_intra_error;
4006 double frame_coded_error;
4007 double frame_pcnt_inter;
4008 double frame_pcnt_motion;
4010 double frame_mvr_abs;
4012 double frame_mvc_abs;
4015 cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_coded_error = (double)cpi->prediction_error;
4016 cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_intra_error = (double)cpi->intra_error;
4017 cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_pcnt_inter = (double)(100 - cpi->this_frame_percent_intra) / 100.0;
4021 // Special case code to reduce pulsing when key frames are forced at a
4022 // fixed interval. Note the reconstruction error if it is the frame before
4023 // the force key frame
4024 if ( cpi->next_key_frame_forced && (cpi->frames_to_key == 0) )
4026 cpi->ambient_err = vp8_calc_ss_err(cpi->Source,
4027 &cm->yv12_fb[cm->new_fb_idx],
4028 IF_RTCD(&cpi->rtcd.variance));
4031 // This frame's MVs are saved and will be used in next frame's MV prediction.
4032 // Last frame has one more line(add to bottom) and one more column(add to right) than cm->mip. The edge elements are initialized to 0.
4033 if(cm->show_frame) //do not save for altref frame
4037 MODE_INFO *tmp = cm->mip; //point to beginning of allocated MODE_INFO arrays.
4039 if(cm->frame_type != KEY_FRAME)
4041 for (mb_row = 0; mb_row < cm->mb_rows+1; mb_row ++)
4043 for (mb_col = 0; mb_col < cm->mb_cols+1; mb_col ++)
4045 if(tmp->mbmi.ref_frame != INTRA_FRAME)
4046 cpi->lfmv[mb_col + mb_row*(cm->mode_info_stride+1)].as_int = tmp->mbmi.mv.as_int;
4048 cpi->lf_ref_frame_sign_bias[mb_col + mb_row*(cm->mode_info_stride+1)] = cm->ref_frame_sign_bias[tmp->mbmi.ref_frame];
4049 cpi->lf_ref_frame[mb_col + mb_row*(cm->mode_info_stride+1)] = tmp->mbmi.ref_frame;
4056 // Update the GF useage maps.
4057 // This is done after completing the compression of a frame when all modes etc. are finalized but before loop filter
4058 // This is done after completing the compression of a frame when all modes etc. are finalized but before loop filter
4059 vp8_update_gf_useage_maps(cpi, cm, &cpi->mb);
4061 if (cm->frame_type == KEY_FRAME)
4062 cm->refresh_last_frame = 1;
4066 FILE *f = fopen("gfactive.stt", "a");
4067 fprintf(f, "%8d %8d %8d %8d %8d\n", cm->current_video_frame, (100 * cpi->gf_active_count) / (cpi->common.mb_rows * cpi->common.mb_cols), cpi->this_iiratio, cpi->next_iiratio, cm->refresh_golden_frame);
4072 // For inter frames the current default behaviour is that when cm->refresh_golden_frame is set we copy the old GF over to the ARF buffer
4073 // This is purely an encoder descision at present.
4074 if (!cpi->oxcf.error_resilient_mode && cm->refresh_golden_frame)
4075 cm->copy_buffer_to_arf = 2;
4077 cm->copy_buffer_to_arf = 0;
4079 if (cm->refresh_last_frame)
4081 vp8_swap_yv12_buffer(&cm->yv12_fb[cm->lst_fb_idx], &cm->yv12_fb[cm->new_fb_idx]);
4082 cm->frame_to_show = &cm->yv12_fb[cm->lst_fb_idx];
4085 cm->frame_to_show = &cm->yv12_fb[cm->new_fb_idx];
4088 #if CONFIG_MULTITHREAD
4089 if (cpi->b_multi_threaded)
4091 sem_post(&cpi->h_event_start_lpf); /* start loopfilter in separate thread */
4096 loopfilter_frame(cpi, cm);
4099 if (cpi->oxcf.error_resilient_mode == 1)
4101 cm->refresh_entropy_probs = 0;
4104 #if CONFIG_MULTITHREAD
4105 /* wait that filter_level is picked so that we can continue with stream packing */
4106 if (cpi->b_multi_threaded)
4107 sem_wait(&cpi->h_event_end_lpf);
4110 // build the bitstream
4111 vp8_pack_bitstream(cpi, dest, size);
4113 #if CONFIG_MULTITHREAD
4114 /* wait for loopfilter thread done */
4115 if (cpi->b_multi_threaded)
4117 sem_wait(&cpi->h_event_end_lpf);
4121 /* Move storing frame_type out of the above loop since it is also
4122 * needed in motion search besides loopfilter */
4123 cm->last_frame_type = cm->frame_type;
4125 // Update rate control heuristics
4126 cpi->total_byte_count += (*size);
4127 cpi->projected_frame_size = (*size) << 3;
4129 if (!active_worst_qchanged)
4130 vp8_update_rate_correction_factors(cpi, 2);
4132 cpi->last_q[cm->frame_type] = cm->base_qindex;
4134 if (cm->frame_type == KEY_FRAME)
4136 vp8_adjust_key_frame_context(cpi);
4139 // Keep a record of ambient average Q.
4140 if (cm->frame_type != KEY_FRAME)
4141 cpi->avg_frame_qindex = (2 + 3 * cpi->avg_frame_qindex + cm->base_qindex) >> 2;
4143 // Keep a record from which we can calculate the average Q excluding GF updates and key frames
4144 if ((cm->frame_type != KEY_FRAME) && !cm->refresh_golden_frame && !cm->refresh_alt_ref_frame)
4148 // Calculate the average Q for normal inter frames (not key or GFU
4150 if ( cpi->pass == 2 )
4152 cpi->ni_tot_qi += Q;
4153 cpi->ni_av_qi = (cpi->ni_tot_qi / cpi->ni_frames);
4157 // Damp value for first few frames
4158 if (cpi->ni_frames > 150 )
4160 cpi->ni_tot_qi += Q;
4161 cpi->ni_av_qi = (cpi->ni_tot_qi / cpi->ni_frames);
4163 // For one pass, early in the clip ... average the current frame Q
4164 // value with the worstq entered by the user as a dampening measure
4167 cpi->ni_tot_qi += Q;
4168 cpi->ni_av_qi = ((cpi->ni_tot_qi / cpi->ni_frames) + cpi->worst_quality + 1) / 2;
4171 // If the average Q is higher than what was used in the last frame
4172 // (after going through the recode loop to keep the frame size within range)
4173 // then use the last frame value - 1.
4174 // The -1 is designed to stop Q and hence the data rate, from progressively
4175 // falling away during difficult sections, but at the same time reduce the number of
4176 // itterations around the recode loop.
4177 if (Q > cpi->ni_av_qi)
4178 cpi->ni_av_qi = Q - 1;
4184 // If the frame was massively oversize and we are below optimal buffer level drop next frame
4185 if ((cpi->drop_frames_allowed) &&
4186 (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) &&
4187 (cpi->buffer_level < cpi->oxcf.drop_frames_water_mark * cpi->oxcf.optimal_buffer_level / 100) &&
4188 (cpi->projected_frame_size > (4 * cpi->this_frame_target)))
4190 cpi->drop_frame = TRUE;
4195 // Set the count for maximum consequative dropped frames based upon the ratio of
4196 // this frame size to the target average per frame bandwidth.
4197 // (cpi->av_per_frame_bandwidth > 0) is just a sanity check to prevent / 0.
4198 if (cpi->drop_frames_allowed && (cpi->av_per_frame_bandwidth > 0))
4200 cpi->max_drop_count = cpi->projected_frame_size / cpi->av_per_frame_bandwidth;
4202 if (cpi->max_drop_count > cpi->max_consec_dropped_frames)
4203 cpi->max_drop_count = cpi->max_consec_dropped_frames;
4206 // Update the buffer level variable.
4207 // Non-viewable frames are a special case and are treated as pure overhead.
4208 if ( !cm->show_frame )
4209 cpi->bits_off_target -= cpi->projected_frame_size;
4211 cpi->bits_off_target += cpi->av_per_frame_bandwidth - cpi->projected_frame_size;
4213 // Rolling monitors of whether we are over or underspending used to help regulate min and Max Q in two pass.
4214 cpi->rolling_target_bits = ((cpi->rolling_target_bits * 3) + cpi->this_frame_target + 2) / 4;
4215 cpi->rolling_actual_bits = ((cpi->rolling_actual_bits * 3) + cpi->projected_frame_size + 2) / 4;
4216 cpi->long_rolling_target_bits = ((cpi->long_rolling_target_bits * 31) + cpi->this_frame_target + 16) / 32;
4217 cpi->long_rolling_actual_bits = ((cpi->long_rolling_actual_bits * 31) + cpi->projected_frame_size + 16) / 32;
4219 // Actual bits spent
4220 cpi->total_actual_bits += cpi->projected_frame_size;
4223 cpi->total_target_vs_actual += (cpi->this_frame_target - cpi->projected_frame_size);
4225 cpi->buffer_level = cpi->bits_off_target;
4227 // Update bits left to the kf and gf groups to account for overshoot or undershoot on these frames
4228 if (cm->frame_type == KEY_FRAME)
4230 cpi->kf_group_bits += cpi->this_frame_target - cpi->projected_frame_size;
4232 if (cpi->kf_group_bits < 0)
4233 cpi->kf_group_bits = 0 ;
4235 else if (cm->refresh_golden_frame || cm->refresh_alt_ref_frame)
4237 cpi->gf_group_bits += cpi->this_frame_target - cpi->projected_frame_size;
4239 if (cpi->gf_group_bits < 0)
4240 cpi->gf_group_bits = 0 ;
4243 if (cm->frame_type != KEY_FRAME)
4245 if (cpi->common.refresh_alt_ref_frame)
4247 cpi->last_skip_false_probs[2] = cpi->prob_skip_false;
4248 cpi->last_skip_probs_q[2] = cm->base_qindex;
4250 else if (cpi->common.refresh_golden_frame)
4252 cpi->last_skip_false_probs[1] = cpi->prob_skip_false;
4253 cpi->last_skip_probs_q[1] = cm->base_qindex;
4257 cpi->last_skip_false_probs[0] = cpi->prob_skip_false;
4258 cpi->last_skip_probs_q[0] = cm->base_qindex;
4260 //update the baseline
4261 cpi->base_skip_false_prob[cm->base_qindex] = cpi->prob_skip_false;
4266 #if 0 && CONFIG_INTERNAL_STATS
4268 FILE *f = fopen("tmp.stt", "a");
4270 vp8_clear_system_state(); //__asm emms;
4272 if (cpi->total_coded_error_left != 0.0)
4273 fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
4274 "%6d %6d %6d %5d %5d %5d %8d %8.2f %10d %10.3f"
4276 cpi->common.current_video_frame, cpi->this_frame_target,
4277 cpi->projected_frame_size,
4278 (cpi->projected_frame_size - cpi->this_frame_target),
4279 (int)cpi->total_target_vs_actual,
4280 (cpi->oxcf.starting_buffer_level-cpi->bits_off_target),
4281 (int)cpi->total_actual_bits, cm->base_qindex,
4282 cpi->active_best_quality, cpi->active_worst_quality,
4283 cpi->ni_av_qi, cpi->cq_target_quality, cpi->zbin_over_quant,
4284 //cpi->avg_frame_qindex, cpi->zbin_over_quant,
4285 cm->refresh_golden_frame, cm->refresh_alt_ref_frame,
4286 cm->frame_type, cpi->gfu_boost,
4287 cpi->est_max_qcorrection_factor, (int)cpi->bits_left,
4288 cpi->total_coded_error_left,
4289 (double)cpi->bits_left / cpi->total_coded_error_left,
4290 cpi->tot_recode_hits);
4292 fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
4293 "%6d %6d %6d %5d %5d %5d %8d %8.2f %10d %10.3f"
4295 cpi->common.current_video_frame,
4296 cpi->this_frame_target, cpi->projected_frame_size,
4297 (cpi->projected_frame_size - cpi->this_frame_target),
4298 (int)cpi->total_target_vs_actual,
4299 (cpi->oxcf.starting_buffer_level-cpi->bits_off_target),
4300 (int)cpi->total_actual_bits, cm->base_qindex,
4301 cpi->active_best_quality, cpi->active_worst_quality,
4302 cpi->ni_av_qi, cpi->cq_target_quality, cpi->zbin_over_quant,
4303 //cpi->avg_frame_qindex, cpi->zbin_over_quant,
4304 cm->refresh_golden_frame, cm->refresh_alt_ref_frame,
4305 cm->frame_type, cpi->gfu_boost,
4306 cpi->est_max_qcorrection_factor, (int)cpi->bits_left,
4307 cpi->total_coded_error_left, cpi->tot_recode_hits);
4312 FILE *fmodes = fopen("Modes.stt", "a");
4315 fprintf(fmodes, "%6d:%1d:%1d:%1d ",
4316 cpi->common.current_video_frame,
4317 cm->frame_type, cm->refresh_golden_frame,
4318 cm->refresh_alt_ref_frame);
4320 for (i = 0; i < MAX_MODES; i++)
4321 fprintf(fmodes, "%5d ", cpi->mode_chosen_counts[i]);
4323 fprintf(fmodes, "\n");
4331 // If this was a kf or Gf note the Q
4332 if ((cm->frame_type == KEY_FRAME) || cm->refresh_golden_frame || cm->refresh_alt_ref_frame)
4333 cm->last_kf_gf_q = cm->base_qindex;
4335 if (cm->refresh_golden_frame == 1)
4336 cm->frame_flags = cm->frame_flags | FRAMEFLAGS_GOLDEN;
4338 cm->frame_flags = cm->frame_flags&~FRAMEFLAGS_GOLDEN;
4340 if (cm->refresh_alt_ref_frame == 1)
4341 cm->frame_flags = cm->frame_flags | FRAMEFLAGS_ALTREF;
4343 cm->frame_flags = cm->frame_flags&~FRAMEFLAGS_ALTREF;
4346 if (cm->refresh_last_frame & cm->refresh_golden_frame) // both refreshed
4347 cpi->gold_is_last = 1;
4348 else if (cm->refresh_last_frame ^ cm->refresh_golden_frame) // 1 refreshed but not the other
4349 cpi->gold_is_last = 0;
4351 if (cm->refresh_last_frame & cm->refresh_alt_ref_frame) // both refreshed
4352 cpi->alt_is_last = 1;
4353 else if (cm->refresh_last_frame ^ cm->refresh_alt_ref_frame) // 1 refreshed but not the other
4354 cpi->alt_is_last = 0;
4356 if (cm->refresh_alt_ref_frame & cm->refresh_golden_frame) // both refreshed
4357 cpi->gold_is_alt = 1;
4358 else if (cm->refresh_alt_ref_frame ^ cm->refresh_golden_frame) // 1 refreshed but not the other
4359 cpi->gold_is_alt = 0;
4361 cpi->ref_frame_flags = VP8_ALT_FLAG | VP8_GOLD_FLAG | VP8_LAST_FLAG;
4363 if (cpi->gold_is_last)
4364 cpi->ref_frame_flags &= ~VP8_GOLD_FLAG;
4366 if (cpi->alt_is_last)
4367 cpi->ref_frame_flags &= ~VP8_ALT_FLAG;
4369 if (cpi->gold_is_alt)
4370 cpi->ref_frame_flags &= ~VP8_ALT_FLAG;
4373 if (cpi->oxcf.error_resilient_mode)
4375 if (cm->frame_type != KEY_FRAME)
4377 // Is this an alternate reference update
4378 if (cm->refresh_alt_ref_frame)
4379 vp8_yv12_copy_frame_ptr(cm->frame_to_show, &cm->yv12_fb[cm->alt_fb_idx]);
4381 if (cm->refresh_golden_frame)
4382 vp8_yv12_copy_frame_ptr(cm->frame_to_show, &cm->yv12_fb[cm->gld_fb_idx]);
4387 if (cpi->oxcf.play_alternate && cm->refresh_alt_ref_frame && (cm->frame_type != KEY_FRAME))
4388 // Update the alternate reference frame and stats as appropriate.
4389 update_alt_ref_frame_and_stats(cpi);
4391 // Update the Golden frame and golden frame and stats as appropriate.
4392 update_golden_frame_and_stats(cpi);
4395 if (cm->frame_type == KEY_FRAME)
4397 // Tell the caller that the frame was coded as a key frame
4398 *frame_flags = cm->frame_flags | FRAMEFLAGS_KEY;
4400 // As this frame is a key frame the next defaults to an inter frame.
4401 cm->frame_type = INTER_FRAME;
4403 cpi->last_frame_percent_intra = 100;
4407 *frame_flags = cm->frame_flags&~FRAMEFLAGS_KEY;
4409 cpi->last_frame_percent_intra = cpi->this_frame_percent_intra;
4412 // Clear the one shot update flags for segmentation map and mode/ref loop filter deltas.
4413 cpi->mb.e_mbd.update_mb_segmentation_map = 0;
4414 cpi->mb.e_mbd.update_mb_segmentation_data = 0;
4415 cpi->mb.e_mbd.mode_ref_lf_delta_update = 0;
4418 // Dont increment frame counters if this was an altref buffer update not a real frame
4421 cm->current_video_frame++;
4422 cpi->frames_since_key++;
4425 // reset to normal state now that we are done.
4433 sprintf(filename, "enc%04d.yuv", (int) cm->current_video_frame);
4434 recon_file = fopen(filename, "wb");
4435 fwrite(cm->yv12_fb[cm->lst_fb_idx].buffer_alloc,
4436 cm->yv12_fb[cm->lst_fb_idx].frame_size, 1, recon_file);
4442 //vp8_write_yuv_frame("encoder_recon.yuv", cm->frame_to_show);
4448 static void check_gf_quality(VP8_COMP *cpi)
4450 VP8_COMMON *cm = &cpi->common;
4451 int gf_active_pct = (100 * cpi->gf_active_count) / (cm->mb_rows * cm->mb_cols);
4452 int gf_ref_usage_pct = (cpi->count_mb_ref_frame_usage[GOLDEN_FRAME] * 100) / (cm->mb_rows * cm->mb_cols);
4453 int last_ref_zz_useage = (cpi->inter_zz_count * 100) / (cm->mb_rows * cm->mb_cols);
4455 // Gf refresh is not currently being signalled
4456 if (cpi->gf_update_recommended == 0)
4458 if (cpi->common.frames_since_golden > 7)
4461 if ((gf_active_pct < 10) || ((gf_active_pct + gf_ref_usage_pct) < 15))
4463 // ...but last frame zero zero usage is reasonbable so a new gf might be appropriate
4464 if (last_ref_zz_useage >= 25)
4466 cpi->gf_bad_count ++;
4468 if (cpi->gf_bad_count >= 8) // Check that the condition is stable
4470 cpi->gf_update_recommended = 1;
4471 cpi->gf_bad_count = 0;
4475 cpi->gf_bad_count = 0; // Restart count as the background is not stable enough
4478 cpi->gf_bad_count = 0; // Gf useage has picked up so reset count
4481 // If the signal is set but has not been read should we cancel it.
4482 else if (last_ref_zz_useage < 15)
4484 cpi->gf_update_recommended = 0;
4485 cpi->gf_bad_count = 0;
4490 FILE *f = fopen("gfneeded.stt", "a");
4491 fprintf(f, "%10d %10d %10d %10d %10ld \n",
4492 cm->current_video_frame,
4493 cpi->common.frames_since_golden,
4494 gf_active_pct, gf_ref_usage_pct,
4495 cpi->gf_update_recommended);
4502 #if !(CONFIG_REALTIME_ONLY)
4503 static void Pass2Encode(VP8_COMP *cpi, unsigned long *size, unsigned char *dest, unsigned int *frame_flags)
4506 if (!cpi->common.refresh_alt_ref_frame)
4507 vp8_second_pass(cpi);
4509 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
4510 cpi->bits_left -= 8 * *size;
4512 if (!cpi->common.refresh_alt_ref_frame)
4514 double two_pass_min_rate = (double)(cpi->oxcf.target_bandwidth
4515 *cpi->oxcf.two_pass_vbrmin_section / 100);
4516 cpi->bits_left += (long long)(two_pass_min_rate / cpi->oxcf.frame_rate);
4521 //For ARM NEON, d8-d15 are callee-saved registers, and need to be saved by us.
4523 extern void vp8_push_neon(INT64 *store);
4524 extern void vp8_pop_neon(INT64 *store);
4528 int vp8_receive_raw_frame(VP8_PTR ptr, unsigned int frame_flags, YV12_BUFFER_CONFIG *sd, INT64 time_stamp, INT64 end_time)
4533 VP8_COMP *cpi = (VP8_COMP *) ptr;
4534 VP8_COMMON *cm = &cpi->common;
4535 struct vpx_usec_timer timer;
4539 #if CONFIG_RUNTIME_CPU_DETECT
4540 if (cm->rtcd.flags & HAS_NEON)
4543 vp8_push_neon(store_reg);
4547 vpx_usec_timer_start(&timer);
4548 if(vp8_lookahead_push(cpi->lookahead, sd, time_stamp, end_time,
4551 cm->clr_type = sd->clrtype;
4552 vpx_usec_timer_mark(&timer);
4553 cpi->time_receive_data += vpx_usec_timer_elapsed(&timer);
4556 #if CONFIG_RUNTIME_CPU_DETECT
4557 if (cm->rtcd.flags & HAS_NEON)
4560 vp8_pop_neon(store_reg);
4568 int vp8_get_compressed_data(VP8_PTR ptr, unsigned int *frame_flags, unsigned long *size, unsigned char *dest, INT64 *time_stamp, INT64 *time_end, int flush)
4573 VP8_COMP *cpi = (VP8_COMP *) ptr;
4574 VP8_COMMON *cm = &cpi->common;
4575 struct vpx_usec_timer tsctimer;
4576 struct vpx_usec_timer ticktimer;
4577 struct vpx_usec_timer cmptimer;
4578 YV12_BUFFER_CONFIG *force_src_buffer = NULL;
4584 #if CONFIG_RUNTIME_CPU_DETECT
4585 if (cm->rtcd.flags & HAS_NEON)
4588 vp8_push_neon(store_reg);
4592 vpx_usec_timer_start(&cmptimer);
4596 #if !(CONFIG_REALTIME_ONLY)
4597 // Should we code an alternate reference frame
4598 if (cpi->oxcf.error_resilient_mode == 0 &&
4599 cpi->oxcf.play_alternate &&
4600 cpi->source_alt_ref_pending)
4602 if ((cpi->source = vp8_lookahead_peek(cpi->lookahead,
4603 cpi->frames_till_gf_update_due)))
4605 cpi->alt_ref_source = cpi->source;
4606 if (cpi->oxcf.arnr_max_frames > 0)
4608 vp8_temporal_filter_prepare_c(cpi,
4609 cpi->frames_till_gf_update_due);
4610 force_src_buffer = &cpi->alt_ref_buffer;
4612 cm->frames_till_alt_ref_frame = cpi->frames_till_gf_update_due;
4613 cm->refresh_alt_ref_frame = 1;
4614 cm->refresh_golden_frame = 0;
4615 cm->refresh_last_frame = 0;
4617 cpi->source_alt_ref_pending = FALSE; // Clear Pending altf Ref flag.
4618 cpi->is_src_frame_alt_ref = 0;
4625 if ((cpi->source = vp8_lookahead_pop(cpi->lookahead, flush)))
4629 cpi->is_src_frame_alt_ref = cpi->alt_ref_source
4630 && (cpi->source == cpi->alt_ref_source);
4632 if(cpi->is_src_frame_alt_ref)
4633 cpi->alt_ref_source = NULL;
4639 cpi->un_scaled_source =
4640 cpi->Source = force_src_buffer ? force_src_buffer : &cpi->source->img;
4641 *time_stamp = cpi->source->ts_start;
4642 *time_end = cpi->source->ts_end;
4643 *frame_flags = cpi->source->flags;
4648 #if !(CONFIG_REALTIME_ONLY)
4650 if (flush && cpi->pass == 1 && !cpi->first_pass_done)
4652 vp8_end_first_pass(cpi); /* get last stats packet */
4653 cpi->first_pass_done = 1;
4659 #if CONFIG_RUNTIME_CPU_DETECT
4660 if (cm->rtcd.flags & HAS_NEON)
4663 vp8_pop_neon(store_reg);
4669 if (cpi->source->ts_start < cpi->first_time_stamp_ever)
4671 cpi->first_time_stamp_ever = cpi->source->ts_start;
4672 cpi->last_end_time_stamp_seen = cpi->source->ts_start;
4675 // adjust frame rates based on timestamps given
4676 if (!cm->refresh_alt_ref_frame)
4678 long long this_duration;
4681 if (cpi->source->ts_start == cpi->first_time_stamp_ever)
4683 this_duration = cpi->source->ts_end - cpi->source->ts_start;
4688 long long last_duration;
4690 this_duration = cpi->source->ts_end - cpi->last_end_time_stamp_seen;
4691 last_duration = cpi->last_end_time_stamp_seen
4692 - cpi->last_time_stamp_seen;
4693 // do a step update if the duration changes by 10%
4695 step = ((this_duration - last_duration) * 10 / last_duration);
4701 vp8_new_frame_rate(cpi, 10000000.0 / this_duration);
4704 double avg_duration, interval;
4706 /* Average this frame's rate into the last second's average
4707 * frame rate. If we haven't seen 1 second yet, then average
4708 * over the whole interval seen.
4710 interval = cpi->source->ts_end - cpi->first_time_stamp_ever;
4711 if(interval > 10000000.0)
4712 interval = 10000000;
4714 avg_duration = 10000000.0 / cpi->oxcf.frame_rate;
4715 avg_duration *= (interval - avg_duration + this_duration);
4716 avg_duration /= interval;
4718 vp8_new_frame_rate(cpi, 10000000.0 / avg_duration);
4722 cpi->last_time_stamp_seen = cpi->source->ts_start;
4723 cpi->last_end_time_stamp_seen = cpi->source->ts_end;
4726 if (cpi->compressor_speed == 2)
4728 check_gf_quality(cpi);
4729 vpx_usec_timer_start(&tsctimer);
4730 vpx_usec_timer_start(&ticktimer);
4733 // start with a 0 size frame
4736 // Clear down mmx registers
4737 vp8_clear_system_state(); //__asm emms;
4739 cm->frame_type = INTER_FRAME;
4740 cm->frame_flags = *frame_flags;
4744 if (cm->refresh_alt_ref_frame)
4746 //cm->refresh_golden_frame = 1;
4747 cm->refresh_golden_frame = 0;
4748 cm->refresh_last_frame = 0;
4752 cm->refresh_golden_frame = 0;
4753 cm->refresh_last_frame = 1;
4758 #if !(CONFIG_REALTIME_ONLY)
4762 Pass1Encode(cpi, size, dest, frame_flags);
4764 else if (cpi->pass == 2)
4766 Pass2Encode(cpi, size, dest, frame_flags);
4770 encode_frame_to_data_rate(cpi, size, dest, frame_flags);
4772 if (cpi->compressor_speed == 2)
4774 unsigned int duration, duration2;
4775 vpx_usec_timer_mark(&tsctimer);
4776 vpx_usec_timer_mark(&ticktimer);
4778 duration = vpx_usec_timer_elapsed(&ticktimer);
4779 duration2 = (unsigned int)((double)duration / 2);
4781 if (cm->frame_type != KEY_FRAME)
4783 if (cpi->avg_encode_time == 0)
4784 cpi->avg_encode_time = duration;
4786 cpi->avg_encode_time = (7 * cpi->avg_encode_time + duration) >> 3;
4791 //if(*frame_flags!=1)
4794 if (cpi->avg_pick_mode_time == 0)
4795 cpi->avg_pick_mode_time = duration2;
4797 cpi->avg_pick_mode_time = (7 * cpi->avg_pick_mode_time + duration2) >> 3;
4803 if (cm->refresh_entropy_probs == 0)
4805 vpx_memcpy(&cm->fc, &cm->lfc, sizeof(cm->fc));
4808 // if its a dropped frame honor the requests on subsequent frames
4812 // return to normal state
4813 cm->refresh_entropy_probs = 1;
4814 cm->refresh_alt_ref_frame = 0;
4815 cm->refresh_golden_frame = 0;
4816 cm->refresh_last_frame = 1;
4817 cm->frame_type = INTER_FRAME;
4821 cpi->ready_for_new_frame = 1;
4823 vpx_usec_timer_mark(&cmptimer);
4824 cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer);
4826 if (cpi->b_calculate_psnr && cpi->pass != 1 && cm->show_frame)
4828 generate_psnr_packet(cpi);
4831 #if CONFIG_INTERNAL_STATS
4835 cpi->bytes += *size;
4842 if (cpi->b_calculate_psnr)
4846 YV12_BUFFER_CONFIG *orig = cpi->Source;
4847 YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show;
4848 YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer;
4849 int y_samples = orig->y_height * orig->y_width ;
4850 int uv_samples = orig->uv_height * orig->uv_width ;
4851 int t_samples = y_samples + 2 * uv_samples;
4854 ye = calc_plane_error(orig->y_buffer, orig->y_stride,
4855 recon->y_buffer, recon->y_stride, orig->y_width, orig->y_height,
4856 IF_RTCD(&cpi->rtcd.variance));
4858 ue = calc_plane_error(orig->u_buffer, orig->uv_stride,
4859 recon->u_buffer, recon->uv_stride, orig->uv_width, orig->uv_height,
4860 IF_RTCD(&cpi->rtcd.variance));
4862 ve = calc_plane_error(orig->v_buffer, orig->uv_stride,
4863 recon->v_buffer, recon->uv_stride, orig->uv_width, orig->uv_height,
4864 IF_RTCD(&cpi->rtcd.variance));
4866 sq_error = ye + ue + ve;
4868 frame_psnr = vp8_mse2psnr(t_samples, 255.0, sq_error);
4870 cpi->total_y += vp8_mse2psnr(y_samples, 255.0, ye);
4871 cpi->total_u += vp8_mse2psnr(uv_samples, 255.0, ue);
4872 cpi->total_v += vp8_mse2psnr(uv_samples, 255.0, ve);
4873 cpi->total_sq_error += sq_error;
4874 cpi->total += frame_psnr;
4876 double frame_psnr2, frame_ssim2 = 0;
4879 vp8_deblock(cm->frame_to_show, &cm->post_proc_buffer, cm->filter_level * 10 / 6, 1, 0, IF_RTCD(&cm->rtcd.postproc));
4880 vp8_clear_system_state();
4882 ye = calc_plane_error(orig->y_buffer, orig->y_stride,
4883 pp->y_buffer, pp->y_stride, orig->y_width, orig->y_height,
4884 IF_RTCD(&cpi->rtcd.variance));
4886 ue = calc_plane_error(orig->u_buffer, orig->uv_stride,
4887 pp->u_buffer, pp->uv_stride, orig->uv_width, orig->uv_height,
4888 IF_RTCD(&cpi->rtcd.variance));
4890 ve = calc_plane_error(orig->v_buffer, orig->uv_stride,
4891 pp->v_buffer, pp->uv_stride, orig->uv_width, orig->uv_height,
4892 IF_RTCD(&cpi->rtcd.variance));
4894 sq_error = ye + ue + ve;
4896 frame_psnr2 = vp8_mse2psnr(t_samples, 255.0, sq_error);
4898 cpi->totalp_y += vp8_mse2psnr(y_samples, 255.0, ye);
4899 cpi->totalp_u += vp8_mse2psnr(uv_samples, 255.0, ue);
4900 cpi->totalp_v += vp8_mse2psnr(uv_samples, 255.0, ve);
4901 cpi->total_sq_error2 += sq_error;
4902 cpi->totalp += frame_psnr2;
4904 frame_ssim2 = vp8_calc_ssim(cpi->Source,
4905 &cm->post_proc_buffer, 1, &weight,
4906 IF_RTCD(&cpi->rtcd.variance));
4908 cpi->summed_quality += frame_ssim2 * weight;
4909 cpi->summed_weights += weight;
4914 if (cpi->b_calculate_ssimg)
4916 double y, u, v, frame_all;
4917 frame_all = vp8_calc_ssimg(cpi->Source, cm->frame_to_show,
4918 &y, &u, &v, IF_RTCD(&cpi->rtcd.variance));
4919 cpi->total_ssimg_y += y;
4920 cpi->total_ssimg_u += u;
4921 cpi->total_ssimg_v += v;
4922 cpi->total_ssimg_all += frame_all;
4930 if (cpi->common.frame_type != 0 && cpi->common.base_qindex == cpi->oxcf.worst_allowed_q)
4932 skiptruecount += cpi->skip_true_count;
4933 skipfalsecount += cpi->skip_false_count;
4941 FILE *f = fopen("skip.stt", "a");
4942 fprintf(f, "frame:%4d flags:%4x Q:%4d P:%4d Size:%5d\n", cpi->common.current_video_frame, *frame_flags, cpi->common.base_qindex, cpi->prob_skip_false, *size);
4944 if (cpi->is_src_frame_alt_ref == 1)
4945 fprintf(f, "skipcount: %4d framesize: %d\n", cpi->skip_true_count , *size);
4954 #if CONFIG_RUNTIME_CPU_DETECT
4955 if (cm->rtcd.flags & HAS_NEON)
4958 vp8_pop_neon(store_reg);
4965 int vp8_get_preview_raw_frame(VP8_PTR comp, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t *flags)
4967 VP8_COMP *cpi = (VP8_COMP *) comp;
4969 if (cpi->common.refresh_alt_ref_frame)
4975 ret = vp8_post_proc_frame(&cpi->common, dest, flags);
4978 if (cpi->common.frame_to_show)
4980 *dest = *cpi->common.frame_to_show;
4981 dest->y_width = cpi->common.Width;
4982 dest->y_height = cpi->common.Height;
4983 dest->uv_height = cpi->common.Height / 2;
4991 #endif //!CONFIG_POSTPROC
4992 vp8_clear_system_state();
4997 int vp8_set_roimap(VP8_PTR comp, unsigned char *map, unsigned int rows, unsigned int cols, int delta_q[4], int delta_lf[4], unsigned int threshold[4])
4999 VP8_COMP *cpi = (VP8_COMP *) comp;
5000 signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS];
5002 if (cpi->common.mb_rows != rows || cpi->common.mb_cols != cols)
5007 disable_segmentation((VP8_PTR)cpi);
5011 // Set the segmentation Map
5012 set_segmentation_map((VP8_PTR)cpi, map);
5014 // Activate segmentation.
5015 enable_segmentation((VP8_PTR)cpi);
5017 // Set up the quant segment data
5018 feature_data[MB_LVL_ALT_Q][0] = delta_q[0];
5019 feature_data[MB_LVL_ALT_Q][1] = delta_q[1];
5020 feature_data[MB_LVL_ALT_Q][2] = delta_q[2];
5021 feature_data[MB_LVL_ALT_Q][3] = delta_q[3];
5023 // Set up the loop segment data s
5024 feature_data[MB_LVL_ALT_LF][0] = delta_lf[0];
5025 feature_data[MB_LVL_ALT_LF][1] = delta_lf[1];
5026 feature_data[MB_LVL_ALT_LF][2] = delta_lf[2];
5027 feature_data[MB_LVL_ALT_LF][3] = delta_lf[3];
5029 cpi->segment_encode_breakout[0] = threshold[0];
5030 cpi->segment_encode_breakout[1] = threshold[1];
5031 cpi->segment_encode_breakout[2] = threshold[2];
5032 cpi->segment_encode_breakout[3] = threshold[3];
5034 // Initialise the feature data structure
5035 // SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
5036 set_segment_data((VP8_PTR)cpi, &feature_data[0][0], SEGMENT_DELTADATA);
5041 int vp8_set_active_map(VP8_PTR comp, unsigned char *map, unsigned int rows, unsigned int cols)
5043 VP8_COMP *cpi = (VP8_COMP *) comp;
5045 if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols)
5049 vpx_memcpy(cpi->active_map, map, rows * cols);
5050 cpi->active_map_enabled = 1;
5053 cpi->active_map_enabled = 0;
5059 //cpi->active_map_enabled = 0;
5064 int vp8_set_internal_size(VP8_PTR comp, VPX_SCALING horiz_mode, VPX_SCALING vert_mode)
5066 VP8_COMP *cpi = (VP8_COMP *) comp;
5068 if (horiz_mode <= ONETWO)
5069 cpi->common.horiz_scale = horiz_mode;
5073 if (vert_mode <= ONETWO)
5074 cpi->common.vert_scale = vert_mode;
5083 int vp8_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest, const vp8_variance_rtcd_vtable_t *rtcd)
5088 unsigned char *src = source->y_buffer;
5089 unsigned char *dst = dest->y_buffer;
5092 // Loop through the Y plane raw and reconstruction data summing (square differences)
5093 for (i = 0; i < source->y_height; i += 16)
5095 for (j = 0; j < source->y_width; j += 16)
5098 Total += VARIANCE_INVOKE(rtcd, mse16x16)(src + j, source->y_stride, dst + j, dest->y_stride, &sse);
5101 src += 16 * source->y_stride;
5102 dst += 16 * dest->y_stride;
5109 int vp8_get_quantizer(VP8_PTR c)
5111 VP8_COMP *cpi = (VP8_COMP *) c;
5112 return cpi->common.base_qindex;