1/* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 12#include "vpx_config.h" 13#include "./vpx_scale_rtcd.h" 14#include "vp8/common/onyxc_int.h" 15#include "vp8/common/blockd.h" 16#include "onyx_int.h" 17#include "vp8/common/systemdependent.h" 18#include "quantize.h" 19#include "vp8/common/alloccommon.h" 20#include "mcomp.h" 21#include "firstpass.h" 22#include "vpx/internal/vpx_psnr.h" 23#include "vpx_scale/vpx_scale.h" 24#include "vp8/common/extend.h" 25#include "ratectrl.h" 26#include "vp8/common/quant_common.h" 27#include "segmentation.h" 28#if CONFIG_POSTPROC 29#include "vp8/common/postproc.h" 30#endif 31#include "vpx_mem/vpx_mem.h" 32#include "vp8/common/swapyv12buffer.h" 33#include "vp8/common/threading.h" 34#include "vpx_ports/vpx_timer.h" 35#if ARCH_ARM 36#include "vpx_ports/arm.h" 37#endif 38#if CONFIG_MULTI_RES_ENCODING 39#include "mr_dissim.h" 40#endif 41#include "encodeframe.h" 42 43#include <math.h> 44#include <stdio.h> 45#include <limits.h> 46 47#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING 48extern int vp8_update_coef_context(VP8_COMP *cpi); 49extern void vp8_update_coef_probs(VP8_COMP *cpi); 50#endif 51 52extern void vp8cx_pick_filter_level_fast(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi); 53extern void vp8cx_set_alt_lf_level(VP8_COMP *cpi, int filt_val); 54extern void vp8cx_pick_filter_level(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi); 55 56extern void vp8_deblock_frame(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *post, int filt_lvl, int low_var_thresh, int flag); 57extern void print_parms(VP8_CONFIG *ocf, char *filenam); 58extern unsigned int vp8_get_processor_freq(); 59extern void print_tree_update_probs(); 60extern int vp8cx_create_encoder_threads(VP8_COMP *cpi); 61extern void vp8cx_remove_encoder_threads(VP8_COMP *cpi); 62 63int vp8_estimate_entropy_savings(VP8_COMP *cpi); 64 65int vp8_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest); 66 67extern void vp8_temporal_filter_prepare_c(VP8_COMP *cpi, int distance); 68 69static void set_default_lf_deltas(VP8_COMP *cpi); 70 71extern const int vp8_gf_interval_table[101]; 72 73#if CONFIG_INTERNAL_STATS 74#include "math.h" 75 76extern double vp8_calc_ssim 77( 78 YV12_BUFFER_CONFIG *source, 79 YV12_BUFFER_CONFIG *dest, 80 int lumamask, 81 double *weight 82); 83 84 85extern double vp8_calc_ssimg 86( 87 YV12_BUFFER_CONFIG *source, 88 YV12_BUFFER_CONFIG *dest, 89 double *ssim_y, 90 double *ssim_u, 91 double *ssim_v 92); 93 94 95#endif 96 97 98#ifdef OUTPUT_YUV_SRC 99FILE *yuv_file; 100#endif 101 102#if 0 103FILE *framepsnr; 104FILE *kf_list; 105FILE *keyfile; 106#endif 107 108#if 0 109extern int skip_true_count; 110extern int skip_false_count; 111#endif 112 113 114#ifdef VP8_ENTROPY_STATS 115extern int intra_mode_stats[10][10][10]; 116#endif 117 118#ifdef SPEEDSTATS 119unsigned int frames_at_speed[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; 120unsigned int tot_pm = 0; 121unsigned int cnt_pm = 0; 122unsigned int tot_ef = 0; 123unsigned int cnt_ef = 0; 124#endif 125 126#ifdef MODE_STATS 127extern unsigned __int64 Sectionbits[50]; 128extern int y_modes[5] ; 129extern int uv_modes[4] ; 130extern int b_modes[10] ; 131 132extern int inter_y_modes[10] ; 133extern int inter_uv_modes[4] ; 134extern unsigned int inter_b_modes[15]; 135#endif 136 137extern const int vp8_bits_per_mb[2][QINDEX_RANGE]; 138 139extern const int qrounding_factors[129]; 140extern const int qzbin_factors[129]; 141extern void vp8cx_init_quantizer(VP8_COMP *cpi); 142extern const int vp8cx_base_skip_false_prob[128]; 143 144/* Tables relating active max Q to active min Q */ 145static const unsigned char kf_low_motion_minq[QINDEX_RANGE] = 146{ 147 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 148 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 149 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 150 0,0,0,0,1,1,1,1,1,1,1,1,2,2,2,2, 151 3,3,3,3,3,3,4,4,4,5,5,5,5,5,6,6, 152 6,6,7,7,8,8,8,8,9,9,10,10,10,10,11,11, 153 11,11,12,12,13,13,13,13,14,14,15,15,15,15,16,16, 154 16,16,17,17,18,18,18,18,19,20,20,21,21,22,23,23 155}; 156static const unsigned char kf_high_motion_minq[QINDEX_RANGE] = 157{ 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 1,1,1,1,1,1,1,1,2,2,2,2,3,3,3,3, 161 3,3,3,3,4,4,4,4,5,5,5,5,5,5,6,6, 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 16,16,17,17,18,18,18,18,19,19,20,20,20,20,21,21, 165 21,21,22,22,23,23,24,25,25,26,26,27,28,28,29,30 166}; 167static const unsigned char gf_low_motion_minq[QINDEX_RANGE] = 168{ 169 0,0,0,0,1,1,1,1,1,1,1,1,2,2,2,2, 170 3,3,3,3,4,4,4,4,5,5,5,5,6,6,6,6, 171 7,7,7,7,8,8,8,8,9,9,9,9,10,10,10,10, 172 11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18, 173 19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26, 174 27,27,28,28,29,29,30,30,31,31,32,32,33,33,34,34, 175 35,35,36,36,37,37,38,38,39,39,40,40,41,41,42,42, 176 43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58 177}; 178static const unsigned char gf_mid_motion_minq[QINDEX_RANGE] = 179{ 180 0,0,0,0,1,1,1,1,1,1,2,2,3,3,3,4, 181 4,4,5,5,5,6,6,6,7,7,7,8,8,8,9,9, 182 9,10,10,10,10,11,11,11,12,12,12,12,13,13,13,14, 183 14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21, 184 22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29, 185 30,30,31,31,32,32,33,33,34,34,35,35,36,36,37,37, 186 38,39,39,40,40,41,41,42,42,43,43,44,45,46,47,48, 187 49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64 188}; 189static const unsigned char gf_high_motion_minq[QINDEX_RANGE] = 190{ 191 0,0,0,0,1,1,1,1,1,2,2,2,3,3,3,4, 192 4,4,5,5,5,6,6,6,7,7,7,8,8,8,9,9, 193 9,10,10,10,11,11,12,12,13,13,14,14,15,15,16,16, 194 17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24, 195 25,25,26,26,27,27,28,28,29,29,30,30,31,31,32,32, 196 33,33,34,34,35,35,36,36,37,37,38,38,39,39,40,40, 197 41,41,42,42,43,44,45,46,47,48,49,50,51,52,53,54, 198 55,56,57,58,59,60,62,64,66,68,70,72,74,76,78,80 199}; 200static const unsigned char inter_minq[QINDEX_RANGE] = 201{ 202 0,0,1,1,2,3,3,4,4,5,6,6,7,8,8,9, 203 9,10,11,11,12,13,13,14,15,15,16,17,17,18,19,20, 204 20,21,22,22,23,24,24,25,26,27,27,28,29,30,30,31, 205 32,33,33,34,35,36,36,37,38,39,39,40,41,42,42,43, 206 44,45,46,46,47,48,49,50,50,51,52,53,54,55,55,56, 207 57,58,59,60,60,61,62,63,64,65,66,67,67,68,69,70, 208 71,72,73,74,75,75,76,77,78,79,80,81,82,83,84,85, 209 86,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100 210}; 211 212#ifdef PACKET_TESTING 213extern FILE *vpxlogc; 214#endif 215 216static void save_layer_context(VP8_COMP *cpi) 217{ 218 LAYER_CONTEXT *lc = &cpi->layer_context[cpi->current_layer]; 219 220 /* Save layer dependent coding state */ 221 lc->target_bandwidth = cpi->target_bandwidth; 222 lc->starting_buffer_level = cpi->oxcf.starting_buffer_level; 223 lc->optimal_buffer_level = cpi->oxcf.optimal_buffer_level; 224 lc->maximum_buffer_size = cpi->oxcf.maximum_buffer_size; 225 lc->starting_buffer_level_in_ms = cpi->oxcf.starting_buffer_level_in_ms; 226 lc->optimal_buffer_level_in_ms = cpi->oxcf.optimal_buffer_level_in_ms; 227 lc->maximum_buffer_size_in_ms = cpi->oxcf.maximum_buffer_size_in_ms; 228 lc->buffer_level = cpi->buffer_level; 229 lc->bits_off_target = cpi->bits_off_target; 230 lc->total_actual_bits = cpi->total_actual_bits; 231 lc->worst_quality = cpi->worst_quality; 232 lc->active_worst_quality = cpi->active_worst_quality; 233 lc->best_quality = cpi->best_quality; 234 lc->active_best_quality = cpi->active_best_quality; 235 lc->ni_av_qi = cpi->ni_av_qi; 236 lc->ni_tot_qi = cpi->ni_tot_qi; 237 lc->ni_frames = cpi->ni_frames; 238 lc->avg_frame_qindex = cpi->avg_frame_qindex; 239 lc->rate_correction_factor = cpi->rate_correction_factor; 240 lc->key_frame_rate_correction_factor = cpi->key_frame_rate_correction_factor; 241 lc->gf_rate_correction_factor = cpi->gf_rate_correction_factor; 242 lc->zbin_over_quant = cpi->mb.zbin_over_quant; 243 lc->inter_frame_target = cpi->inter_frame_target; 244 lc->total_byte_count = cpi->total_byte_count; 245 lc->filter_level = cpi->common.filter_level; 246 247 lc->last_frame_percent_intra = cpi->last_frame_percent_intra; 248 249 memcpy (lc->count_mb_ref_frame_usage, 250 cpi->mb.count_mb_ref_frame_usage, 251 sizeof(cpi->mb.count_mb_ref_frame_usage)); 252} 253 254static void restore_layer_context(VP8_COMP *cpi, const int layer) 255{ 256 LAYER_CONTEXT *lc = &cpi->layer_context[layer]; 257 258 /* Restore layer dependent coding state */ 259 cpi->current_layer = layer; 260 cpi->target_bandwidth = lc->target_bandwidth; 261 cpi->oxcf.target_bandwidth = lc->target_bandwidth; 262 cpi->oxcf.starting_buffer_level = lc->starting_buffer_level; 263 cpi->oxcf.optimal_buffer_level = lc->optimal_buffer_level; 264 cpi->oxcf.maximum_buffer_size = lc->maximum_buffer_size; 265 cpi->oxcf.starting_buffer_level_in_ms = lc->starting_buffer_level_in_ms; 266 cpi->oxcf.optimal_buffer_level_in_ms = lc->optimal_buffer_level_in_ms; 267 cpi->oxcf.maximum_buffer_size_in_ms = lc->maximum_buffer_size_in_ms; 268 cpi->buffer_level = lc->buffer_level; 269 cpi->bits_off_target = lc->bits_off_target; 270 cpi->total_actual_bits = lc->total_actual_bits; 271 cpi->active_worst_quality = lc->active_worst_quality; 272 cpi->active_best_quality = lc->active_best_quality; 273 cpi->ni_av_qi = lc->ni_av_qi; 274 cpi->ni_tot_qi = lc->ni_tot_qi; 275 cpi->ni_frames = lc->ni_frames; 276 cpi->avg_frame_qindex = lc->avg_frame_qindex; 277 cpi->rate_correction_factor = lc->rate_correction_factor; 278 cpi->key_frame_rate_correction_factor = lc->key_frame_rate_correction_factor; 279 cpi->gf_rate_correction_factor = lc->gf_rate_correction_factor; 280 cpi->mb.zbin_over_quant = lc->zbin_over_quant; 281 cpi->inter_frame_target = lc->inter_frame_target; 282 cpi->total_byte_count = lc->total_byte_count; 283 cpi->common.filter_level = lc->filter_level; 284 285 cpi->last_frame_percent_intra = lc->last_frame_percent_intra; 286 287 memcpy (cpi->mb.count_mb_ref_frame_usage, 288 lc->count_mb_ref_frame_usage, 289 sizeof(cpi->mb.count_mb_ref_frame_usage)); 290} 291 292static int rescale(int val, int num, int denom) 293{ 294 int64_t llnum = num; 295 int64_t llden = denom; 296 int64_t llval = val; 297 298 return (int)(llval * llnum / llden); 299} 300 301static void init_temporal_layer_context(VP8_COMP *cpi, 302 VP8_CONFIG *oxcf, 303 const int layer, 304 double prev_layer_framerate) 305{ 306 LAYER_CONTEXT *lc = &cpi->layer_context[layer]; 307 308 lc->framerate = cpi->output_framerate / cpi->oxcf.rate_decimator[layer]; 309 lc->target_bandwidth = cpi->oxcf.target_bitrate[layer] * 1000; 310 311 lc->starting_buffer_level_in_ms = oxcf->starting_buffer_level; 312 lc->optimal_buffer_level_in_ms = oxcf->optimal_buffer_level; 313 lc->maximum_buffer_size_in_ms = oxcf->maximum_buffer_size; 314 315 lc->starting_buffer_level = 316 rescale((int)(oxcf->starting_buffer_level), 317 lc->target_bandwidth, 1000); 318 319 if (oxcf->optimal_buffer_level == 0) 320 lc->optimal_buffer_level = lc->target_bandwidth / 8; 321 else 322 lc->optimal_buffer_level = 323 rescale((int)(oxcf->optimal_buffer_level), 324 lc->target_bandwidth, 1000); 325 326 if (oxcf->maximum_buffer_size == 0) 327 lc->maximum_buffer_size = lc->target_bandwidth / 8; 328 else 329 lc->maximum_buffer_size = 330 rescale((int)(oxcf->maximum_buffer_size), 331 lc->target_bandwidth, 1000); 332 333 /* Work out the average size of a frame within this layer */ 334 if (layer > 0) 335 lc->avg_frame_size_for_layer = 336 (int)((cpi->oxcf.target_bitrate[layer] - 337 cpi->oxcf.target_bitrate[layer-1]) * 1000 / 338 (lc->framerate - prev_layer_framerate)); 339 340 lc->active_worst_quality = cpi->oxcf.worst_allowed_q; 341 lc->active_best_quality = cpi->oxcf.best_allowed_q; 342 lc->avg_frame_qindex = cpi->oxcf.worst_allowed_q; 343 344 lc->buffer_level = lc->starting_buffer_level; 345 lc->bits_off_target = lc->starting_buffer_level; 346 347 lc->total_actual_bits = 0; 348 lc->ni_av_qi = 0; 349 lc->ni_tot_qi = 0; 350 lc->ni_frames = 0; 351 lc->rate_correction_factor = 1.0; 352 lc->key_frame_rate_correction_factor = 1.0; 353 lc->gf_rate_correction_factor = 1.0; 354 lc->inter_frame_target = 0; 355} 356 357// Upon a run-time change in temporal layers, reset the layer context parameters 358// for any "new" layers. For "existing" layers, let them inherit the parameters 359// from the previous layer state (at the same layer #). In future we may want 360// to better map the previous layer state(s) to the "new" ones. 361static void reset_temporal_layer_change(VP8_COMP *cpi, 362 VP8_CONFIG *oxcf, 363 const int prev_num_layers) 364{ 365 int i; 366 double prev_layer_framerate = 0; 367 const int curr_num_layers = cpi->oxcf.number_of_layers; 368 // If the previous state was 1 layer, get current layer context from cpi. 369 // We need this to set the layer context for the new layers below. 370 if (prev_num_layers == 1) 371 { 372 cpi->current_layer = 0; 373 save_layer_context(cpi); 374 } 375 for (i = 0; i < curr_num_layers; i++) 376 { 377 LAYER_CONTEXT *lc = &cpi->layer_context[i]; 378 if (i >= prev_num_layers) 379 { 380 init_temporal_layer_context(cpi, oxcf, i, prev_layer_framerate); 381 } 382 // The initial buffer levels are set based on their starting levels. 383 // We could set the buffer levels based on the previous state (normalized 384 // properly by the layer bandwidths) but we would need to keep track of 385 // the previous set of layer bandwidths (i.e., target_bitrate[i]) 386 // before the layer change. For now, reset to the starting levels. 387 lc->buffer_level = cpi->oxcf.starting_buffer_level_in_ms * 388 cpi->oxcf.target_bitrate[i]; 389 lc->bits_off_target = lc->buffer_level; 390 // TDOD(marpan): Should we set the rate_correction_factor and 391 // active_worst/best_quality to values derived from the previous layer 392 // state (to smooth-out quality dips/rate fluctuation at transition)? 393 394 // We need to treat the 1 layer case separately: oxcf.target_bitrate[i] 395 // is not set for 1 layer, and the restore_layer_context/save_context() 396 // are not called in the encoding loop, so we need to call it here to 397 // pass the layer context state to |cpi|. 398 if (curr_num_layers == 1) 399 { 400 lc->target_bandwidth = cpi->oxcf.target_bandwidth; 401 lc->buffer_level = cpi->oxcf.starting_buffer_level_in_ms * 402 lc->target_bandwidth / 1000; 403 lc->bits_off_target = lc->buffer_level; 404 restore_layer_context(cpi, 0); 405 } 406 prev_layer_framerate = cpi->output_framerate / 407 cpi->oxcf.rate_decimator[i]; 408 } 409} 410 411static void setup_features(VP8_COMP *cpi) 412{ 413 // If segmentation enabled set the update flags 414 if ( cpi->mb.e_mbd.segmentation_enabled ) 415 { 416 cpi->mb.e_mbd.update_mb_segmentation_map = 1; 417 cpi->mb.e_mbd.update_mb_segmentation_data = 1; 418 } 419 else 420 { 421 cpi->mb.e_mbd.update_mb_segmentation_map = 0; 422 cpi->mb.e_mbd.update_mb_segmentation_data = 0; 423 } 424 425 cpi->mb.e_mbd.mode_ref_lf_delta_enabled = 0; 426 cpi->mb.e_mbd.mode_ref_lf_delta_update = 0; 427 vpx_memset(cpi->mb.e_mbd.ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas)); 428 vpx_memset(cpi->mb.e_mbd.mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas)); 429 vpx_memset(cpi->mb.e_mbd.last_ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas)); 430 vpx_memset(cpi->mb.e_mbd.last_mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas)); 431 432 set_default_lf_deltas(cpi); 433 434} 435 436 437static void dealloc_raw_frame_buffers(VP8_COMP *cpi); 438 439 440static void dealloc_compressor_data(VP8_COMP *cpi) 441{ 442 vpx_free(cpi->tplist); 443 cpi->tplist = NULL; 444 445 /* Delete last frame MV storage buffers */ 446 vpx_free(cpi->lfmv); 447 cpi->lfmv = 0; 448 449 vpx_free(cpi->lf_ref_frame_sign_bias); 450 cpi->lf_ref_frame_sign_bias = 0; 451 452 vpx_free(cpi->lf_ref_frame); 453 cpi->lf_ref_frame = 0; 454 455 /* Delete sementation map */ 456 vpx_free(cpi->segmentation_map); 457 cpi->segmentation_map = 0; 458 459 vpx_free(cpi->active_map); 460 cpi->active_map = 0; 461 462 vp8_de_alloc_frame_buffers(&cpi->common); 463 464 vp8_yv12_de_alloc_frame_buffer(&cpi->pick_lf_lvl_frame); 465 vp8_yv12_de_alloc_frame_buffer(&cpi->scaled_source); 466 dealloc_raw_frame_buffers(cpi); 467 468 vpx_free(cpi->tok); 469 cpi->tok = 0; 470 471 /* Structure used to monitor GF usage */ 472 vpx_free(cpi->gf_active_flags); 473 cpi->gf_active_flags = 0; 474 475 /* Activity mask based per mb zbin adjustments */ 476 vpx_free(cpi->mb_activity_map); 477 cpi->mb_activity_map = 0; 478 479 vpx_free(cpi->mb.pip); 480 cpi->mb.pip = 0; 481 482#if CONFIG_MULTITHREAD 483 vpx_free(cpi->mt_current_mb_col); 484 cpi->mt_current_mb_col = NULL; 485#endif 486} 487 488static void enable_segmentation(VP8_COMP *cpi) 489{ 490 /* Set the appropriate feature bit */ 491 cpi->mb.e_mbd.segmentation_enabled = 1; 492 cpi->mb.e_mbd.update_mb_segmentation_map = 1; 493 cpi->mb.e_mbd.update_mb_segmentation_data = 1; 494} 495static void disable_segmentation(VP8_COMP *cpi) 496{ 497 /* Clear the appropriate feature bit */ 498 cpi->mb.e_mbd.segmentation_enabled = 0; 499} 500 501/* Valid values for a segment are 0 to 3 502 * Segmentation map is arrange as [Rows][Columns] 503 */ 504static void set_segmentation_map(VP8_COMP *cpi, unsigned char *segmentation_map) 505{ 506 /* Copy in the new segmentation map */ 507 vpx_memcpy(cpi->segmentation_map, segmentation_map, (cpi->common.mb_rows * cpi->common.mb_cols)); 508 509 /* Signal that the map should be updated. */ 510 cpi->mb.e_mbd.update_mb_segmentation_map = 1; 511 cpi->mb.e_mbd.update_mb_segmentation_data = 1; 512} 513 514/* The values given for each segment can be either deltas (from the default 515 * value chosen for the frame) or absolute values. 516 * 517 * Valid range for abs values is: 518 * (0-127 for MB_LVL_ALT_Q), (0-63 for SEGMENT_ALT_LF) 519 * Valid range for delta values are: 520 * (+/-127 for MB_LVL_ALT_Q), (+/-63 for SEGMENT_ALT_LF) 521 * 522 * abs_delta = SEGMENT_DELTADATA (deltas) 523 * abs_delta = SEGMENT_ABSDATA (use the absolute values given). 524 * 525 */ 526static void set_segment_data(VP8_COMP *cpi, signed char *feature_data, unsigned char abs_delta) 527{ 528 cpi->mb.e_mbd.mb_segement_abs_delta = abs_delta; 529 vpx_memcpy(cpi->segment_feature_data, feature_data, sizeof(cpi->segment_feature_data)); 530} 531 532 533static void segmentation_test_function(VP8_COMP *cpi) 534{ 535 unsigned char *seg_map; 536 signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS]; 537 538 // Create a temporary map for segmentation data. 539 CHECK_MEM_ERROR(seg_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1)); 540 541 // Set the segmentation Map 542 set_segmentation_map(cpi, seg_map); 543 544 // Activate segmentation. 545 enable_segmentation(cpi); 546 547 // Set up the quant segment data 548 feature_data[MB_LVL_ALT_Q][0] = 0; 549 feature_data[MB_LVL_ALT_Q][1] = 4; 550 feature_data[MB_LVL_ALT_Q][2] = 0; 551 feature_data[MB_LVL_ALT_Q][3] = 0; 552 // Set up the loop segment data 553 feature_data[MB_LVL_ALT_LF][0] = 0; 554 feature_data[MB_LVL_ALT_LF][1] = 0; 555 feature_data[MB_LVL_ALT_LF][2] = 0; 556 feature_data[MB_LVL_ALT_LF][3] = 0; 557 558 // Initialise the feature data structure 559 // SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1 560 set_segment_data(cpi, &feature_data[0][0], SEGMENT_DELTADATA); 561 562 // Delete sementation map 563 vpx_free(seg_map); 564 565 seg_map = 0; 566} 567 568/* A simple function to cyclically refresh the background at a lower Q */ 569static void cyclic_background_refresh(VP8_COMP *cpi, int Q, int lf_adjustment) 570{ 571 unsigned char *seg_map = cpi->segmentation_map; 572 signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS]; 573 int i; 574 int block_count = cpi->cyclic_refresh_mode_max_mbs_perframe; 575 int mbs_in_frame = cpi->common.mb_rows * cpi->common.mb_cols; 576 577 cpi->cyclic_refresh_q = Q / 2; 578 579 // Set every macroblock to be eligible for update. 580 // For key frame this will reset seg map to 0. 581 vpx_memset(cpi->segmentation_map, 0, mbs_in_frame); 582 583 if (cpi->common.frame_type != KEY_FRAME) 584 { 585 /* Cycle through the macro_block rows */ 586 /* MB loop to set local segmentation map */ 587 i = cpi->cyclic_refresh_mode_index; 588 assert(i < mbs_in_frame); 589 do 590 { 591 /* If the MB is as a candidate for clean up then mark it for 592 * possible boost/refresh (segment 1) The segment id may get 593 * reset to 0 later if the MB gets coded anything other than 594 * last frame 0,0 as only (last frame 0,0) MBs are eligable for 595 * refresh : that is to say Mbs likely to be background blocks. 596 */ 597 if (cpi->cyclic_refresh_map[i] == 0) 598 { 599 seg_map[i] = 1; 600 block_count --; 601 } 602 else if (cpi->cyclic_refresh_map[i] < 0) 603 cpi->cyclic_refresh_map[i]++; 604 605 i++; 606 if (i == mbs_in_frame) 607 i = 0; 608 609 } 610 while(block_count && i != cpi->cyclic_refresh_mode_index); 611 612 cpi->cyclic_refresh_mode_index = i; 613 } 614 615 /* Activate segmentation. */ 616 cpi->mb.e_mbd.update_mb_segmentation_map = 1; 617 cpi->mb.e_mbd.update_mb_segmentation_data = 1; 618 enable_segmentation(cpi); 619 620 /* Set up the quant segment data */ 621 feature_data[MB_LVL_ALT_Q][0] = 0; 622 feature_data[MB_LVL_ALT_Q][1] = (cpi->cyclic_refresh_q - Q); 623 feature_data[MB_LVL_ALT_Q][2] = 0; 624 feature_data[MB_LVL_ALT_Q][3] = 0; 625 626 /* Set up the loop segment data */ 627 feature_data[MB_LVL_ALT_LF][0] = 0; 628 feature_data[MB_LVL_ALT_LF][1] = lf_adjustment; 629 feature_data[MB_LVL_ALT_LF][2] = 0; 630 feature_data[MB_LVL_ALT_LF][3] = 0; 631 632 /* Initialise the feature data structure */ 633 set_segment_data(cpi, &feature_data[0][0], SEGMENT_DELTADATA); 634 635} 636 637static void set_default_lf_deltas(VP8_COMP *cpi) 638{ 639 cpi->mb.e_mbd.mode_ref_lf_delta_enabled = 1; 640 cpi->mb.e_mbd.mode_ref_lf_delta_update = 1; 641 642 vpx_memset(cpi->mb.e_mbd.ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas)); 643 vpx_memset(cpi->mb.e_mbd.mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas)); 644 645 /* Test of ref frame deltas */ 646 cpi->mb.e_mbd.ref_lf_deltas[INTRA_FRAME] = 2; 647 cpi->mb.e_mbd.ref_lf_deltas[LAST_FRAME] = 0; 648 cpi->mb.e_mbd.ref_lf_deltas[GOLDEN_FRAME] = -2; 649 cpi->mb.e_mbd.ref_lf_deltas[ALTREF_FRAME] = -2; 650 651 cpi->mb.e_mbd.mode_lf_deltas[0] = 4; /* BPRED */ 652 653 if(cpi->oxcf.Mode == MODE_REALTIME) 654 cpi->mb.e_mbd.mode_lf_deltas[1] = -12; /* Zero */ 655 else 656 cpi->mb.e_mbd.mode_lf_deltas[1] = -2; /* Zero */ 657 658 cpi->mb.e_mbd.mode_lf_deltas[2] = 2; /* New mv */ 659 cpi->mb.e_mbd.mode_lf_deltas[3] = 4; /* Split mv */ 660} 661 662/* Convenience macros for mapping speed and mode into a continuous 663 * range 664 */ 665#define GOOD(x) (x+1) 666#define RT(x) (x+7) 667 668static int speed_map(int speed, const int *map) 669{ 670 int res; 671 672 do 673 { 674 res = *map++; 675 } while(speed >= *map++); 676 return res; 677} 678 679static const int thresh_mult_map_znn[] = { 680 /* map common to zero, nearest, and near */ 681 0, GOOD(2), 1500, GOOD(3), 2000, RT(0), 1000, RT(2), 2000, INT_MAX 682}; 683 684static const int thresh_mult_map_vhpred[] = { 685 1000, GOOD(2), 1500, GOOD(3), 2000, RT(0), 1000, RT(1), 2000, 686 RT(7), INT_MAX, INT_MAX 687}; 688 689static const int thresh_mult_map_bpred[] = { 690 2000, GOOD(0), 2500, GOOD(2), 5000, GOOD(3), 7500, RT(0), 2500, RT(1), 5000, 691 RT(6), INT_MAX, INT_MAX 692}; 693 694static const int thresh_mult_map_tm[] = { 695 1000, GOOD(2), 1500, GOOD(3), 2000, RT(0), 0, RT(1), 1000, RT(2), 2000, 696 RT(7), INT_MAX, INT_MAX 697}; 698 699static const int thresh_mult_map_new1[] = { 700 1000, GOOD(2), 2000, RT(0), 2000, INT_MAX 701}; 702 703static const int thresh_mult_map_new2[] = { 704 1000, GOOD(2), 2000, GOOD(3), 2500, GOOD(5), 4000, RT(0), 2000, RT(2), 2500, 705 RT(5), 4000, INT_MAX 706}; 707 708static const int thresh_mult_map_split1[] = { 709 2500, GOOD(0), 1700, GOOD(2), 10000, GOOD(3), 25000, GOOD(4), INT_MAX, 710 RT(0), 5000, RT(1), 10000, RT(2), 25000, RT(3), INT_MAX, INT_MAX 711}; 712 713static const int thresh_mult_map_split2[] = { 714 5000, GOOD(0), 4500, GOOD(2), 20000, GOOD(3), 50000, GOOD(4), INT_MAX, 715 RT(0), 10000, RT(1), 20000, RT(2), 50000, RT(3), INT_MAX, INT_MAX 716}; 717 718static const int mode_check_freq_map_zn2[] = { 719 /* {zero,nearest}{2,3} */ 720 0, RT(10), 1<<1, RT(11), 1<<2, RT(12), 1<<3, INT_MAX 721}; 722 723static const int mode_check_freq_map_vhbpred[] = { 724 0, GOOD(5), 2, RT(0), 0, RT(3), 2, RT(5), 4, INT_MAX 725}; 726 727static const int mode_check_freq_map_near2[] = { 728 0, GOOD(5), 2, RT(0), 0, RT(3), 2, RT(10), 1<<2, RT(11), 1<<3, RT(12), 1<<4, 729 INT_MAX 730}; 731 732static const int mode_check_freq_map_new1[] = { 733 0, RT(10), 1<<1, RT(11), 1<<2, RT(12), 1<<3, INT_MAX 734}; 735 736static const int mode_check_freq_map_new2[] = { 737 0, GOOD(5), 4, RT(0), 0, RT(3), 4, RT(10), 1<<3, RT(11), 1<<4, RT(12), 1<<5, 738 INT_MAX 739}; 740 741static const int mode_check_freq_map_split1[] = { 742 0, GOOD(2), 2, GOOD(3), 7, RT(1), 2, RT(2), 7, INT_MAX 743}; 744 745static const int mode_check_freq_map_split2[] = { 746 0, GOOD(1), 2, GOOD(2), 4, GOOD(3), 15, RT(1), 4, RT(2), 15, INT_MAX 747}; 748 749void vp8_set_speed_features(VP8_COMP *cpi) 750{ 751 SPEED_FEATURES *sf = &cpi->sf; 752 int Mode = cpi->compressor_speed; 753 int Speed = cpi->Speed; 754 int i; 755 VP8_COMMON *cm = &cpi->common; 756 int last_improved_quant = sf->improved_quant; 757 int ref_frames; 758 759 /* Initialise default mode frequency sampling variables */ 760 for (i = 0; i < MAX_MODES; i ++) 761 { 762 cpi->mode_check_freq[i] = 0; 763 } 764 765 cpi->mb.mbs_tested_so_far = 0; 766 767 /* best quality defaults */ 768 sf->RD = 1; 769 sf->search_method = NSTEP; 770 sf->improved_quant = 1; 771 sf->improved_dct = 1; 772 sf->auto_filter = 1; 773 sf->recode_loop = 1; 774 sf->quarter_pixel_search = 1; 775 sf->half_pixel_search = 1; 776 sf->iterative_sub_pixel = 1; 777 sf->optimize_coefficients = 1; 778 sf->use_fastquant_for_pick = 0; 779 sf->no_skip_block4x4_search = 1; 780 781 sf->first_step = 0; 782 sf->max_step_search_steps = MAX_MVSEARCH_STEPS; 783 sf->improved_mv_pred = 1; 784 785 /* default thresholds to 0 */ 786 for (i = 0; i < MAX_MODES; i++) 787 sf->thresh_mult[i] = 0; 788 789 /* Count enabled references */ 790 ref_frames = 1; 791 if (cpi->ref_frame_flags & VP8_LAST_FRAME) 792 ref_frames++; 793 if (cpi->ref_frame_flags & VP8_GOLD_FRAME) 794 ref_frames++; 795 if (cpi->ref_frame_flags & VP8_ALTR_FRAME) 796 ref_frames++; 797 798 /* Convert speed to continuous range, with clamping */ 799 if (Mode == 0) 800 Speed = 0; 801 else if (Mode == 2) 802 Speed = RT(Speed); 803 else 804 { 805 if (Speed > 5) 806 Speed = 5; 807 Speed = GOOD(Speed); 808 } 809 810 sf->thresh_mult[THR_ZERO1] = 811 sf->thresh_mult[THR_NEAREST1] = 812 sf->thresh_mult[THR_NEAR1] = 813 sf->thresh_mult[THR_DC] = 0; /* always */ 814 815 sf->thresh_mult[THR_ZERO2] = 816 sf->thresh_mult[THR_ZERO3] = 817 sf->thresh_mult[THR_NEAREST2] = 818 sf->thresh_mult[THR_NEAREST3] = 819 sf->thresh_mult[THR_NEAR2] = 820 sf->thresh_mult[THR_NEAR3] = speed_map(Speed, thresh_mult_map_znn); 821 822 sf->thresh_mult[THR_V_PRED] = 823 sf->thresh_mult[THR_H_PRED] = speed_map(Speed, thresh_mult_map_vhpred); 824 sf->thresh_mult[THR_B_PRED] = speed_map(Speed, thresh_mult_map_bpred); 825 sf->thresh_mult[THR_TM] = speed_map(Speed, thresh_mult_map_tm); 826 sf->thresh_mult[THR_NEW1] = speed_map(Speed, thresh_mult_map_new1); 827 sf->thresh_mult[THR_NEW2] = 828 sf->thresh_mult[THR_NEW3] = speed_map(Speed, thresh_mult_map_new2); 829 sf->thresh_mult[THR_SPLIT1] = speed_map(Speed, thresh_mult_map_split1); 830 sf->thresh_mult[THR_SPLIT2] = 831 sf->thresh_mult[THR_SPLIT3] = speed_map(Speed, thresh_mult_map_split2); 832 833 cpi->mode_check_freq[THR_ZERO1] = 834 cpi->mode_check_freq[THR_NEAREST1] = 835 cpi->mode_check_freq[THR_NEAR1] = 836 cpi->mode_check_freq[THR_TM] = 837 cpi->mode_check_freq[THR_DC] = 0; /* always */ 838 839 cpi->mode_check_freq[THR_ZERO2] = 840 cpi->mode_check_freq[THR_ZERO3] = 841 cpi->mode_check_freq[THR_NEAREST2] = 842 cpi->mode_check_freq[THR_NEAREST3] = speed_map(Speed, 843 mode_check_freq_map_zn2); 844 845 cpi->mode_check_freq[THR_NEAR2] = 846 cpi->mode_check_freq[THR_NEAR3] = speed_map(Speed, 847 mode_check_freq_map_near2); 848 849 cpi->mode_check_freq[THR_V_PRED] = 850 cpi->mode_check_freq[THR_H_PRED] = 851 cpi->mode_check_freq[THR_B_PRED] = speed_map(Speed, 852 mode_check_freq_map_vhbpred); 853 cpi->mode_check_freq[THR_NEW1] = speed_map(Speed, 854 mode_check_freq_map_new1); 855 cpi->mode_check_freq[THR_NEW2] = 856 cpi->mode_check_freq[THR_NEW3] = speed_map(Speed, 857 mode_check_freq_map_new2); 858 cpi->mode_check_freq[THR_SPLIT1] = speed_map(Speed, 859 mode_check_freq_map_split1); 860 cpi->mode_check_freq[THR_SPLIT2] = 861 cpi->mode_check_freq[THR_SPLIT3] = speed_map(Speed, 862 mode_check_freq_map_split2); 863 Speed = cpi->Speed; 864 switch (Mode) 865 { 866#if !(CONFIG_REALTIME_ONLY) 867 case 0: /* best quality mode */ 868 sf->first_step = 0; 869 sf->max_step_search_steps = MAX_MVSEARCH_STEPS; 870 break; 871 case 1: 872 case 3: 873 if (Speed > 0) 874 { 875 /* Disable coefficient optimization above speed 0 */ 876 sf->optimize_coefficients = 0; 877 sf->use_fastquant_for_pick = 1; 878 sf->no_skip_block4x4_search = 0; 879 880 sf->first_step = 1; 881 } 882 883 if (Speed > 2) 884 { 885 sf->improved_quant = 0; 886 sf->improved_dct = 0; 887 888 /* Only do recode loop on key frames, golden frames and 889 * alt ref frames 890 */ 891 sf->recode_loop = 2; 892 893 } 894 895 if (Speed > 3) 896 { 897 sf->auto_filter = 1; 898 sf->recode_loop = 0; /* recode loop off */ 899 sf->RD = 0; /* Turn rd off */ 900 901 } 902 903 if (Speed > 4) 904 { 905 sf->auto_filter = 0; /* Faster selection of loop filter */ 906 } 907 908 break; 909#endif 910 case 2: 911 sf->optimize_coefficients = 0; 912 sf->recode_loop = 0; 913 sf->auto_filter = 1; 914 sf->iterative_sub_pixel = 1; 915 sf->search_method = NSTEP; 916 917 if (Speed > 0) 918 { 919 sf->improved_quant = 0; 920 sf->improved_dct = 0; 921 922 sf->use_fastquant_for_pick = 1; 923 sf->no_skip_block4x4_search = 0; 924 sf->first_step = 1; 925 } 926 927 if (Speed > 2) 928 sf->auto_filter = 0; /* Faster selection of loop filter */ 929 930 if (Speed > 3) 931 { 932 sf->RD = 0; 933 sf->auto_filter = 1; 934 } 935 936 if (Speed > 4) 937 { 938 sf->auto_filter = 0; /* Faster selection of loop filter */ 939 sf->search_method = HEX; 940 sf->iterative_sub_pixel = 0; 941 } 942 943 if (Speed > 6) 944 { 945 unsigned int sum = 0; 946 unsigned int total_mbs = cm->MBs; 947 int thresh; 948 unsigned int total_skip; 949 950 int min = 2000; 951 952 if (cpi->oxcf.encode_breakout > 2000) 953 min = cpi->oxcf.encode_breakout; 954 955 min >>= 7; 956 957 for (i = 0; i < min; i++) 958 { 959 sum += cpi->mb.error_bins[i]; 960 } 961 962 total_skip = sum; 963 sum = 0; 964 965 /* i starts from 2 to make sure thresh started from 2048 */ 966 for (; i < 1024; i++) 967 { 968 sum += cpi->mb.error_bins[i]; 969 970 if (10 * sum >= (unsigned int)(cpi->Speed - 6)*(total_mbs - total_skip)) 971 break; 972 } 973 974 i--; 975 thresh = (i << 7); 976 977 if (thresh < 2000) 978 thresh = 2000; 979 980 if (ref_frames > 1) 981 { 982 sf->thresh_mult[THR_NEW1 ] = thresh; 983 sf->thresh_mult[THR_NEAREST1 ] = thresh >> 1; 984 sf->thresh_mult[THR_NEAR1 ] = thresh >> 1; 985 } 986 987 if (ref_frames > 2) 988 { 989 sf->thresh_mult[THR_NEW2] = thresh << 1; 990 sf->thresh_mult[THR_NEAREST2 ] = thresh; 991 sf->thresh_mult[THR_NEAR2 ] = thresh; 992 } 993 994 if (ref_frames > 3) 995 { 996 sf->thresh_mult[THR_NEW3] = thresh << 1; 997 sf->thresh_mult[THR_NEAREST3 ] = thresh; 998 sf->thresh_mult[THR_NEAR3 ] = thresh; 999 } 1000 1001 sf->improved_mv_pred = 0; 1002 } 1003 1004 if (Speed > 8) 1005 sf->quarter_pixel_search = 0; 1006 1007 if(cm->version == 0) 1008 { 1009 cm->filter_type = NORMAL_LOOPFILTER; 1010 1011 if (Speed >= 14) 1012 cm->filter_type = SIMPLE_LOOPFILTER; 1013 } 1014 else 1015 { 1016 cm->filter_type = SIMPLE_LOOPFILTER; 1017 } 1018 1019 /* This has a big hit on quality. Last resort */ 1020 if (Speed >= 15) 1021 sf->half_pixel_search = 0; 1022 1023 vpx_memset(cpi->mb.error_bins, 0, sizeof(cpi->mb.error_bins)); 1024 1025 }; /* switch */ 1026 1027 /* Slow quant, dct and trellis not worthwhile for first pass 1028 * so make sure they are always turned off. 1029 */ 1030 if ( cpi->pass == 1 ) 1031 { 1032 sf->improved_quant = 0; 1033 sf->optimize_coefficients = 0; 1034 sf->improved_dct = 0; 1035 } 1036 1037 if (cpi->sf.search_method == NSTEP) 1038 { 1039 vp8_init3smotion_compensation(&cpi->mb, cm->yv12_fb[cm->lst_fb_idx].y_stride); 1040 } 1041 else if (cpi->sf.search_method == DIAMOND) 1042 { 1043 vp8_init_dsmotion_compensation(&cpi->mb, cm->yv12_fb[cm->lst_fb_idx].y_stride); 1044 } 1045 1046 if (cpi->sf.improved_dct) 1047 { 1048 cpi->mb.short_fdct8x4 = vp8_short_fdct8x4; 1049 cpi->mb.short_fdct4x4 = vp8_short_fdct4x4; 1050 } 1051 else 1052 { 1053 /* No fast FDCT defined for any platform at this time. */ 1054 cpi->mb.short_fdct8x4 = vp8_short_fdct8x4; 1055 cpi->mb.short_fdct4x4 = vp8_short_fdct4x4; 1056 } 1057 1058 cpi->mb.short_walsh4x4 = vp8_short_walsh4x4; 1059 1060 if (cpi->sf.improved_quant) 1061 { 1062 cpi->mb.quantize_b = vp8_regular_quantize_b; 1063 cpi->mb.quantize_b_pair = vp8_regular_quantize_b_pair; 1064 } 1065 else 1066 { 1067 cpi->mb.quantize_b = vp8_fast_quantize_b; 1068 cpi->mb.quantize_b_pair = vp8_fast_quantize_b_pair; 1069 } 1070 if (cpi->sf.improved_quant != last_improved_quant) 1071 vp8cx_init_quantizer(cpi); 1072 1073 if (cpi->sf.iterative_sub_pixel == 1) 1074 { 1075 cpi->find_fractional_mv_step = vp8_find_best_sub_pixel_step_iteratively; 1076 } 1077 else if (cpi->sf.quarter_pixel_search) 1078 { 1079 cpi->find_fractional_mv_step = vp8_find_best_sub_pixel_step; 1080 } 1081 else if (cpi->sf.half_pixel_search) 1082 { 1083 cpi->find_fractional_mv_step = vp8_find_best_half_pixel_step; 1084 } 1085 else 1086 { 1087 cpi->find_fractional_mv_step = vp8_skip_fractional_mv_step; 1088 } 1089 1090 if (cpi->sf.optimize_coefficients == 1 && cpi->pass!=1) 1091 cpi->mb.optimize = 1; 1092 else 1093 cpi->mb.optimize = 0; 1094 1095 if (cpi->common.full_pixel) 1096 cpi->find_fractional_mv_step = vp8_skip_fractional_mv_step; 1097 1098#ifdef SPEEDSTATS 1099 frames_at_speed[cpi->Speed]++; 1100#endif 1101} 1102#undef GOOD 1103#undef RT 1104 1105static void alloc_raw_frame_buffers(VP8_COMP *cpi) 1106{ 1107#if VP8_TEMPORAL_ALT_REF 1108 int width = (cpi->oxcf.Width + 15) & ~15; 1109 int height = (cpi->oxcf.Height + 15) & ~15; 1110#endif 1111 1112 cpi->lookahead = vp8_lookahead_init(cpi->oxcf.Width, cpi->oxcf.Height, 1113 cpi->oxcf.lag_in_frames); 1114 if(!cpi->lookahead) 1115 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR, 1116 "Failed to allocate lag buffers"); 1117 1118#if VP8_TEMPORAL_ALT_REF 1119 1120 if (vp8_yv12_alloc_frame_buffer(&cpi->alt_ref_buffer, 1121 width, height, VP8BORDERINPIXELS)) 1122 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR, 1123 "Failed to allocate altref buffer"); 1124 1125#endif 1126} 1127 1128 1129static void dealloc_raw_frame_buffers(VP8_COMP *cpi) 1130{ 1131#if VP8_TEMPORAL_ALT_REF 1132 vp8_yv12_de_alloc_frame_buffer(&cpi->alt_ref_buffer); 1133#endif 1134 vp8_lookahead_destroy(cpi->lookahead); 1135} 1136 1137 1138static int vp8_alloc_partition_data(VP8_COMP *cpi) 1139{ 1140 vpx_free(cpi->mb.pip); 1141 1142 cpi->mb.pip = vpx_calloc((cpi->common.mb_cols + 1) * 1143 (cpi->common.mb_rows + 1), 1144 sizeof(PARTITION_INFO)); 1145 if(!cpi->mb.pip) 1146 return 1; 1147 1148 cpi->mb.pi = cpi->mb.pip + cpi->common.mode_info_stride + 1; 1149 1150 return 0; 1151} 1152 1153void vp8_alloc_compressor_data(VP8_COMP *cpi) 1154{ 1155 VP8_COMMON *cm = & cpi->common; 1156 1157 int width = cm->Width; 1158 int height = cm->Height; 1159 1160 if (vp8_alloc_frame_buffers(cm, width, height)) 1161 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR, 1162 "Failed to allocate frame buffers"); 1163 1164 if (vp8_alloc_partition_data(cpi)) 1165 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR, 1166 "Failed to allocate partition data"); 1167 1168 1169 if ((width & 0xf) != 0) 1170 width += 16 - (width & 0xf); 1171 1172 if ((height & 0xf) != 0) 1173 height += 16 - (height & 0xf); 1174 1175 1176 if (vp8_yv12_alloc_frame_buffer(&cpi->pick_lf_lvl_frame, 1177 width, height, VP8BORDERINPIXELS)) 1178 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR, 1179 "Failed to allocate last frame buffer"); 1180 1181 if (vp8_yv12_alloc_frame_buffer(&cpi->scaled_source, 1182 width, height, VP8BORDERINPIXELS)) 1183 vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR, 1184 "Failed to allocate scaled source buffer"); 1185 1186 vpx_free(cpi->tok); 1187 1188 { 1189#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING 1190 unsigned int tokens = 8 * 24 * 16; /* one MB for each thread */ 1191#else 1192 unsigned int tokens = cm->mb_rows * cm->mb_cols * 24 * 16; 1193#endif 1194 CHECK_MEM_ERROR(cpi->tok, vpx_calloc(tokens, sizeof(*cpi->tok))); 1195 } 1196 1197 /* Data used for real time vc mode to see if gf needs refreshing */ 1198 cpi->zeromv_count = 0; 1199 1200 1201 /* Structures used to monitor GF usage */ 1202 vpx_free(cpi->gf_active_flags); 1203 CHECK_MEM_ERROR(cpi->gf_active_flags, 1204 vpx_calloc(sizeof(*cpi->gf_active_flags), 1205 cm->mb_rows * cm->mb_cols)); 1206 cpi->gf_active_count = cm->mb_rows * cm->mb_cols; 1207 1208 vpx_free(cpi->mb_activity_map); 1209 CHECK_MEM_ERROR(cpi->mb_activity_map, 1210 vpx_calloc(sizeof(*cpi->mb_activity_map), 1211 cm->mb_rows * cm->mb_cols)); 1212 1213 /* allocate memory for storing last frame's MVs for MV prediction. */ 1214 vpx_free(cpi->lfmv); 1215 CHECK_MEM_ERROR(cpi->lfmv, vpx_calloc((cm->mb_rows+2) * (cm->mb_cols+2), 1216 sizeof(*cpi->lfmv))); 1217 vpx_free(cpi->lf_ref_frame_sign_bias); 1218 CHECK_MEM_ERROR(cpi->lf_ref_frame_sign_bias, 1219 vpx_calloc((cm->mb_rows+2) * (cm->mb_cols+2), 1220 sizeof(*cpi->lf_ref_frame_sign_bias))); 1221 vpx_free(cpi->lf_ref_frame); 1222 CHECK_MEM_ERROR(cpi->lf_ref_frame, 1223 vpx_calloc((cm->mb_rows+2) * (cm->mb_cols+2), 1224 sizeof(*cpi->lf_ref_frame))); 1225 1226 /* Create the encoder segmentation map and set all entries to 0 */ 1227 vpx_free(cpi->segmentation_map); 1228 CHECK_MEM_ERROR(cpi->segmentation_map, 1229 vpx_calloc(cm->mb_rows * cm->mb_cols, 1230 sizeof(*cpi->segmentation_map))); 1231 cpi->cyclic_refresh_mode_index = 0; 1232 vpx_free(cpi->active_map); 1233 CHECK_MEM_ERROR(cpi->active_map, 1234 vpx_calloc(cm->mb_rows * cm->mb_cols, 1235 sizeof(*cpi->active_map))); 1236 vpx_memset(cpi->active_map , 1, (cm->mb_rows * cm->mb_cols)); 1237 1238#if CONFIG_MULTITHREAD 1239 if (width < 640) 1240 cpi->mt_sync_range = 1; 1241 else if (width <= 1280) 1242 cpi->mt_sync_range = 4; 1243 else if (width <= 2560) 1244 cpi->mt_sync_range = 8; 1245 else 1246 cpi->mt_sync_range = 16; 1247 1248 if (cpi->oxcf.multi_threaded > 1) 1249 { 1250 vpx_free(cpi->mt_current_mb_col); 1251 CHECK_MEM_ERROR(cpi->mt_current_mb_col, 1252 vpx_malloc(sizeof(*cpi->mt_current_mb_col) * cm->mb_rows)); 1253 } 1254 1255#endif 1256 1257 vpx_free(cpi->tplist); 1258 CHECK_MEM_ERROR(cpi->tplist, vpx_malloc(sizeof(TOKENLIST) * cm->mb_rows)); 1259} 1260 1261 1262/* Quant MOD */ 1263static const int q_trans[] = 1264{ 1265 0, 1, 2, 3, 4, 5, 7, 8, 1266 9, 10, 12, 13, 15, 17, 18, 19, 1267 20, 21, 23, 24, 25, 26, 27, 28, 1268 29, 30, 31, 33, 35, 37, 39, 41, 1269 43, 45, 47, 49, 51, 53, 55, 57, 1270 59, 61, 64, 67, 70, 73, 76, 79, 1271 82, 85, 88, 91, 94, 97, 100, 103, 1272 106, 109, 112, 115, 118, 121, 124, 127, 1273}; 1274 1275int vp8_reverse_trans(int x) 1276{ 1277 int i; 1278 1279 for (i = 0; i < 64; i++) 1280 if (q_trans[i] >= x) 1281 return i; 1282 1283 return 63; 1284} 1285void vp8_new_framerate(VP8_COMP *cpi, double framerate) 1286{ 1287 if(framerate < .1) 1288 framerate = 30; 1289 1290 cpi->framerate = framerate; 1291 cpi->output_framerate = framerate; 1292 cpi->per_frame_bandwidth = (int)(cpi->oxcf.target_bandwidth / 1293 cpi->output_framerate); 1294 cpi->av_per_frame_bandwidth = cpi->per_frame_bandwidth; 1295 cpi->min_frame_bandwidth = (int)(cpi->av_per_frame_bandwidth * 1296 cpi->oxcf.two_pass_vbrmin_section / 100); 1297 1298 /* Set Maximum gf/arf interval */ 1299 cpi->max_gf_interval = ((int)(cpi->output_framerate / 2.0) + 2); 1300 1301 if(cpi->max_gf_interval < 12) 1302 cpi->max_gf_interval = 12; 1303 1304 /* Extended interval for genuinely static scenes */ 1305 cpi->twopass.static_scene_max_gf_interval = cpi->key_frame_frequency >> 1; 1306 1307 /* Special conditions when altr ref frame enabled in lagged compress mode */ 1308 if (cpi->oxcf.play_alternate && cpi->oxcf.lag_in_frames) 1309 { 1310 if (cpi->max_gf_interval > cpi->oxcf.lag_in_frames - 1) 1311 cpi->max_gf_interval = cpi->oxcf.lag_in_frames - 1; 1312 1313 if (cpi->twopass.static_scene_max_gf_interval > cpi->oxcf.lag_in_frames - 1) 1314 cpi->twopass.static_scene_max_gf_interval = cpi->oxcf.lag_in_frames - 1; 1315 } 1316 1317 if ( cpi->max_gf_interval > cpi->twopass.static_scene_max_gf_interval ) 1318 cpi->max_gf_interval = cpi->twopass.static_scene_max_gf_interval; 1319} 1320 1321 1322static void init_config(VP8_COMP *cpi, VP8_CONFIG *oxcf) 1323{ 1324 VP8_COMMON *cm = &cpi->common; 1325 1326 cpi->oxcf = *oxcf; 1327 1328 cpi->auto_gold = 1; 1329 cpi->auto_adjust_gold_quantizer = 1; 1330 1331 cm->version = oxcf->Version; 1332 vp8_setup_version(cm); 1333 1334 /* frame rate is not available on the first frame, as it's derived from 1335 * the observed timestamps. The actual value used here doesn't matter 1336 * too much, as it will adapt quickly. If the reciprocal of the timebase 1337 * seems like a reasonable framerate, then use that as a guess, otherwise 1338 * use 30. 1339 */ 1340 cpi->framerate = (double)(oxcf->timebase.den) / 1341 (double)(oxcf->timebase.num); 1342 1343 if (cpi->framerate > 180) 1344 cpi->framerate = 30; 1345 1346 cpi->ref_framerate = cpi->framerate; 1347 1348 /* change includes all joint functionality */ 1349 vp8_change_config(cpi, oxcf); 1350 1351 /* Initialize active best and worst q and average q values. */ 1352 cpi->active_worst_quality = cpi->oxcf.worst_allowed_q; 1353 cpi->active_best_quality = cpi->oxcf.best_allowed_q; 1354 cpi->avg_frame_qindex = cpi->oxcf.worst_allowed_q; 1355 1356 /* Initialise the starting buffer levels */ 1357 cpi->buffer_level = cpi->oxcf.starting_buffer_level; 1358 cpi->bits_off_target = cpi->oxcf.starting_buffer_level; 1359 1360 cpi->rolling_target_bits = cpi->av_per_frame_bandwidth; 1361 cpi->rolling_actual_bits = cpi->av_per_frame_bandwidth; 1362 cpi->long_rolling_target_bits = cpi->av_per_frame_bandwidth; 1363 cpi->long_rolling_actual_bits = cpi->av_per_frame_bandwidth; 1364 1365 cpi->total_actual_bits = 0; 1366 cpi->total_target_vs_actual = 0; 1367 1368 /* Temporal scalabilty */ 1369 if (cpi->oxcf.number_of_layers > 1) 1370 { 1371 unsigned int i; 1372 double prev_layer_framerate=0; 1373 1374 for (i=0; i<cpi->oxcf.number_of_layers; i++) 1375 { 1376 init_temporal_layer_context(cpi, oxcf, i, prev_layer_framerate); 1377 prev_layer_framerate = cpi->output_framerate / 1378 cpi->oxcf.rate_decimator[i]; 1379 } 1380 } 1381 1382#if VP8_TEMPORAL_ALT_REF 1383 { 1384 int i; 1385 1386 cpi->fixed_divide[0] = 0; 1387 1388 for (i = 1; i < 512; i++) 1389 cpi->fixed_divide[i] = 0x80000 / i; 1390 } 1391#endif 1392} 1393 1394static void update_layer_contexts (VP8_COMP *cpi) 1395{ 1396 VP8_CONFIG *oxcf = &cpi->oxcf; 1397 1398 /* Update snapshots of the layer contexts to reflect new parameters */ 1399 if (oxcf->number_of_layers > 1) 1400 { 1401 unsigned int i; 1402 double prev_layer_framerate=0; 1403 1404 assert(oxcf->number_of_layers <= VPX_TS_MAX_LAYERS); 1405 for (i=0; i<oxcf->number_of_layers; i++) 1406 { 1407 LAYER_CONTEXT *lc = &cpi->layer_context[i]; 1408 1409 lc->framerate = 1410 cpi->ref_framerate / oxcf->rate_decimator[i]; 1411 lc->target_bandwidth = oxcf->target_bitrate[i] * 1000; 1412 1413 lc->starting_buffer_level = rescale( 1414 (int)oxcf->starting_buffer_level_in_ms, 1415 lc->target_bandwidth, 1000); 1416 1417 if (oxcf->optimal_buffer_level == 0) 1418 lc->optimal_buffer_level = lc->target_bandwidth / 8; 1419 else 1420 lc->optimal_buffer_level = rescale( 1421 (int)oxcf->optimal_buffer_level_in_ms, 1422 lc->target_bandwidth, 1000); 1423 1424 if (oxcf->maximum_buffer_size == 0) 1425 lc->maximum_buffer_size = lc->target_bandwidth / 8; 1426 else 1427 lc->maximum_buffer_size = rescale( 1428 (int)oxcf->maximum_buffer_size_in_ms, 1429 lc->target_bandwidth, 1000); 1430 1431 /* Work out the average size of a frame within this layer */ 1432 if (i > 0) 1433 lc->avg_frame_size_for_layer = 1434 (int)((oxcf->target_bitrate[i] - 1435 oxcf->target_bitrate[i-1]) * 1000 / 1436 (lc->framerate - prev_layer_framerate)); 1437 1438 prev_layer_framerate = lc->framerate; 1439 } 1440 } 1441} 1442 1443void vp8_change_config(VP8_COMP *cpi, VP8_CONFIG *oxcf) 1444{ 1445 VP8_COMMON *cm = &cpi->common; 1446 int last_w, last_h; 1447 uint32_t prev_number_of_layers; 1448 1449 if (!cpi) 1450 return; 1451 1452 if (!oxcf) 1453 return; 1454 1455#if CONFIG_MULTITHREAD 1456 /* wait for the last picture loopfilter thread done */ 1457 if (cpi->b_lpf_running) 1458 { 1459 sem_wait(&cpi->h_event_end_lpf); 1460 cpi->b_lpf_running = 0; 1461 } 1462#endif 1463 1464 if (cm->version != oxcf->Version) 1465 { 1466 cm->version = oxcf->Version; 1467 vp8_setup_version(cm); 1468 } 1469 1470 last_w = cpi->oxcf.Width; 1471 last_h = cpi->oxcf.Height; 1472 prev_number_of_layers = cpi->oxcf.number_of_layers; 1473 1474 cpi->oxcf = *oxcf; 1475 1476 switch (cpi->oxcf.Mode) 1477 { 1478 1479 case MODE_REALTIME: 1480 cpi->pass = 0; 1481 cpi->compressor_speed = 2; 1482 1483 if (cpi->oxcf.cpu_used < -16) 1484 { 1485 cpi->oxcf.cpu_used = -16; 1486 } 1487 1488 if (cpi->oxcf.cpu_used > 16) 1489 cpi->oxcf.cpu_used = 16; 1490 1491 break; 1492 1493 case MODE_GOODQUALITY: 1494 cpi->pass = 0; 1495 cpi->compressor_speed = 1; 1496 1497 if (cpi->oxcf.cpu_used < -5) 1498 { 1499 cpi->oxcf.cpu_used = -5; 1500 } 1501 1502 if (cpi->oxcf.cpu_used > 5) 1503 cpi->oxcf.cpu_used = 5; 1504 1505 break; 1506 1507 case MODE_BESTQUALITY: 1508 cpi->pass = 0; 1509 cpi->compressor_speed = 0; 1510 break; 1511 1512 case MODE_FIRSTPASS: 1513 cpi->pass = 1; 1514 cpi->compressor_speed = 1; 1515 break; 1516 case MODE_SECONDPASS: 1517 cpi->pass = 2; 1518 cpi->compressor_speed = 1; 1519 1520 if (cpi->oxcf.cpu_used < -5) 1521 { 1522 cpi->oxcf.cpu_used = -5; 1523 } 1524 1525 if (cpi->oxcf.cpu_used > 5) 1526 cpi->oxcf.cpu_used = 5; 1527 1528 break; 1529 case MODE_SECONDPASS_BEST: 1530 cpi->pass = 2; 1531 cpi->compressor_speed = 0; 1532 break; 1533 } 1534 1535 if (cpi->pass == 0) 1536 cpi->auto_worst_q = 1; 1537 1538 cpi->oxcf.worst_allowed_q = q_trans[oxcf->worst_allowed_q]; 1539 cpi->oxcf.best_allowed_q = q_trans[oxcf->best_allowed_q]; 1540 cpi->oxcf.cq_level = q_trans[cpi->oxcf.cq_level]; 1541 1542 if (oxcf->fixed_q >= 0) 1543 { 1544 if (oxcf->worst_allowed_q < 0) 1545 cpi->oxcf.fixed_q = q_trans[0]; 1546 else 1547 cpi->oxcf.fixed_q = q_trans[oxcf->worst_allowed_q]; 1548 1549 if (oxcf->alt_q < 0) 1550 cpi->oxcf.alt_q = q_trans[0]; 1551 else 1552 cpi->oxcf.alt_q = q_trans[oxcf->alt_q]; 1553 1554 if (oxcf->key_q < 0) 1555 cpi->oxcf.key_q = q_trans[0]; 1556 else 1557 cpi->oxcf.key_q = q_trans[oxcf->key_q]; 1558 1559 if (oxcf->gold_q < 0) 1560 cpi->oxcf.gold_q = q_trans[0]; 1561 else 1562 cpi->oxcf.gold_q = q_trans[oxcf->gold_q]; 1563 1564 } 1565 1566 cpi->baseline_gf_interval = 1567 cpi->oxcf.alt_freq ? cpi->oxcf.alt_freq : DEFAULT_GF_INTERVAL; 1568 1569 cpi->ref_frame_flags = VP8_ALTR_FRAME | VP8_GOLD_FRAME | VP8_LAST_FRAME; 1570 1571 cm->refresh_golden_frame = 0; 1572 cm->refresh_last_frame = 1; 1573 cm->refresh_entropy_probs = 1; 1574 1575#if (CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING) 1576 cpi->oxcf.token_partitions = 3; 1577#endif 1578 1579 if (cpi->oxcf.token_partitions >= 0 && cpi->oxcf.token_partitions <= 3) 1580 cm->multi_token_partition = 1581 (TOKEN_PARTITION) cpi->oxcf.token_partitions; 1582 1583 setup_features(cpi); 1584 1585 { 1586 int i; 1587 1588 for (i = 0; i < MAX_MB_SEGMENTS; i++) 1589 cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout; 1590 } 1591 1592 /* At the moment the first order values may not be > MAXQ */ 1593 if (cpi->oxcf.fixed_q > MAXQ) 1594 cpi->oxcf.fixed_q = MAXQ; 1595 1596 /* local file playback mode == really big buffer */ 1597 if (cpi->oxcf.end_usage == USAGE_LOCAL_FILE_PLAYBACK) 1598 { 1599 cpi->oxcf.starting_buffer_level = 60000; 1600 cpi->oxcf.optimal_buffer_level = 60000; 1601 cpi->oxcf.maximum_buffer_size = 240000; 1602 cpi->oxcf.starting_buffer_level_in_ms = 60000; 1603 cpi->oxcf.optimal_buffer_level_in_ms = 60000; 1604 cpi->oxcf.maximum_buffer_size_in_ms = 240000; 1605 } 1606 1607 /* Convert target bandwidth from Kbit/s to Bit/s */ 1608 cpi->oxcf.target_bandwidth *= 1000; 1609 1610 cpi->oxcf.starting_buffer_level = 1611 rescale((int)cpi->oxcf.starting_buffer_level, 1612 cpi->oxcf.target_bandwidth, 1000); 1613 1614 /* Set or reset optimal and maximum buffer levels. */ 1615 if (cpi->oxcf.optimal_buffer_level == 0) 1616 cpi->oxcf.optimal_buffer_level = cpi->oxcf.target_bandwidth / 8; 1617 else 1618 cpi->oxcf.optimal_buffer_level = 1619 rescale((int)cpi->oxcf.optimal_buffer_level, 1620 cpi->oxcf.target_bandwidth, 1000); 1621 1622 if (cpi->oxcf.maximum_buffer_size == 0) 1623 cpi->oxcf.maximum_buffer_size = cpi->oxcf.target_bandwidth / 8; 1624 else 1625 cpi->oxcf.maximum_buffer_size = 1626 rescale((int)cpi->oxcf.maximum_buffer_size, 1627 cpi->oxcf.target_bandwidth, 1000); 1628 // Under a configuration change, where maximum_buffer_size may change, 1629 // keep buffer level clipped to the maximum allowed buffer size. 1630 if (cpi->bits_off_target > cpi->oxcf.maximum_buffer_size) { 1631 cpi->bits_off_target = cpi->oxcf.maximum_buffer_size; 1632 cpi->buffer_level = cpi->bits_off_target; 1633 } 1634 1635 /* Set up frame rate and related parameters rate control values. */ 1636 vp8_new_framerate(cpi, cpi->framerate); 1637 1638 /* Set absolute upper and lower quality limits */ 1639 cpi->worst_quality = cpi->oxcf.worst_allowed_q; 1640 cpi->best_quality = cpi->oxcf.best_allowed_q; 1641 1642 /* active values should only be modified if out of new range */ 1643 if (cpi->active_worst_quality > cpi->oxcf.worst_allowed_q) 1644 { 1645 cpi->active_worst_quality = cpi->oxcf.worst_allowed_q; 1646 } 1647 /* less likely */ 1648 else if (cpi->active_worst_quality < cpi->oxcf.best_allowed_q) 1649 { 1650 cpi->active_worst_quality = cpi->oxcf.best_allowed_q; 1651 } 1652 if (cpi->active_best_quality < cpi->oxcf.best_allowed_q) 1653 { 1654 cpi->active_best_quality = cpi->oxcf.best_allowed_q; 1655 } 1656 /* less likely */ 1657 else if (cpi->active_best_quality > cpi->oxcf.worst_allowed_q) 1658 { 1659 cpi->active_best_quality = cpi->oxcf.worst_allowed_q; 1660 } 1661 1662 cpi->buffered_mode = cpi->oxcf.optimal_buffer_level > 0; 1663 1664 cpi->cq_target_quality = cpi->oxcf.cq_level; 1665 1666 /* Only allow dropped frames in buffered mode */ 1667 cpi->drop_frames_allowed = cpi->oxcf.allow_df && cpi->buffered_mode; 1668 1669 cpi->target_bandwidth = cpi->oxcf.target_bandwidth; 1670 1671 // Check if the number of temporal layers has changed, and if so reset the 1672 // pattern counter and set/initialize the temporal layer context for the 1673 // new layer configuration. 1674 if (cpi->oxcf.number_of_layers != prev_number_of_layers) 1675 { 1676 // If the number of temporal layers are changed we must start at the 1677 // base of the pattern cycle, so reset temporal_pattern_counter. 1678 cpi->temporal_pattern_counter = 0; 1679 reset_temporal_layer_change(cpi, oxcf, prev_number_of_layers); 1680 } 1681 1682 cm->Width = cpi->oxcf.Width; 1683 cm->Height = cpi->oxcf.Height; 1684 1685 /* TODO(jkoleszar): if an internal spatial resampling is active, 1686 * and we downsize the input image, maybe we should clear the 1687 * internal scale immediately rather than waiting for it to 1688 * correct. 1689 */ 1690 1691 /* VP8 sharpness level mapping 0-7 (vs 0-10 in general VPx dialogs) */ 1692 if (cpi->oxcf.Sharpness > 7) 1693 cpi->oxcf.Sharpness = 7; 1694 1695 cm->sharpness_level = cpi->oxcf.Sharpness; 1696 1697 if (cm->horiz_scale != NORMAL || cm->vert_scale != NORMAL) 1698 { 1699 int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs); 1700 int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs); 1701 1702 Scale2Ratio(cm->horiz_scale, &hr, &hs); 1703 Scale2Ratio(cm->vert_scale, &vr, &vs); 1704 1705 /* always go to the next whole number */ 1706 cm->Width = (hs - 1 + cpi->oxcf.Width * hr) / hs; 1707 cm->Height = (vs - 1 + cpi->oxcf.Height * vr) / vs; 1708 } 1709 1710 if (last_w != cpi->oxcf.Width || last_h != cpi->oxcf.Height) 1711 cpi->force_next_frame_intra = 1; 1712 1713 if (((cm->Width + 15) & 0xfffffff0) != 1714 (uint32_t)(cm->yv12_fb[cm->lst_fb_idx].y_width) || 1715 ((cm->Height + 15) & 0xfffffff0) != 1716 (uint32_t)(cm->yv12_fb[cm->lst_fb_idx].y_height) || 1717 cm->yv12_fb[cm->lst_fb_idx].y_width == 0) 1718 { 1719 dealloc_raw_frame_buffers(cpi); 1720 alloc_raw_frame_buffers(cpi); 1721 vp8_alloc_compressor_data(cpi); 1722 } 1723 1724 if (cpi->oxcf.fixed_q >= 0) 1725 { 1726 cpi->last_q[0] = cpi->oxcf.fixed_q; 1727 cpi->last_q[1] = cpi->oxcf.fixed_q; 1728 } 1729 1730 cpi->Speed = cpi->oxcf.cpu_used; 1731 1732 /* force to allowlag to 0 if lag_in_frames is 0; */ 1733 if (cpi->oxcf.lag_in_frames == 0) 1734 { 1735 cpi->oxcf.allow_lag = 0; 1736 } 1737 /* Limit on lag buffers as these are not currently dynamically allocated */ 1738 else if (cpi->oxcf.lag_in_frames > MAX_LAG_BUFFERS) 1739 cpi->oxcf.lag_in_frames = MAX_LAG_BUFFERS; 1740 1741 /* YX Temp */ 1742 cpi->alt_ref_source = NULL; 1743 cpi->is_src_frame_alt_ref = 0; 1744 1745#if CONFIG_TEMPORAL_DENOISING 1746 if (cpi->oxcf.noise_sensitivity) 1747 { 1748 if (!cpi->denoiser.yv12_mc_running_avg.buffer_alloc) 1749 { 1750 int width = (cpi->oxcf.Width + 15) & ~15; 1751 int height = (cpi->oxcf.Height + 15) & ~15; 1752 vp8_denoiser_allocate(&cpi->denoiser, width, height); 1753 } 1754 } 1755#endif 1756 1757#if 0 1758 /* Experimental RD Code */ 1759 cpi->frame_distortion = 0; 1760 cpi->last_frame_distortion = 0; 1761#endif 1762 1763} 1764 1765#define M_LOG2_E 0.693147180559945309417 1766#define log2f(x) (log (x) / (float) M_LOG2_E) 1767static void cal_mvsadcosts(int *mvsadcost[2]) 1768{ 1769 int i = 1; 1770 1771 mvsadcost [0] [0] = 300; 1772 mvsadcost [1] [0] = 300; 1773 1774 do 1775 { 1776 double z = 256 * (2 * (log2f(8 * i) + .6)); 1777 mvsadcost [0][i] = (int) z; 1778 mvsadcost [1][i] = (int) z; 1779 mvsadcost [0][-i] = (int) z; 1780 mvsadcost [1][-i] = (int) z; 1781 } 1782 while (++i <= mvfp_max); 1783} 1784 1785struct VP8_COMP* vp8_create_compressor(VP8_CONFIG *oxcf) 1786{ 1787 int i; 1788 1789 VP8_COMP *cpi; 1790 VP8_COMMON *cm; 1791 1792 cpi = vpx_memalign(32, sizeof(VP8_COMP)); 1793 /* Check that the CPI instance is valid */ 1794 if (!cpi) 1795 return 0; 1796 1797 cm = &cpi->common; 1798 1799 vpx_memset(cpi, 0, sizeof(VP8_COMP)); 1800 1801 if (setjmp(cm->error.jmp)) 1802 { 1803 cpi->common.error.setjmp = 0; 1804 vp8_remove_compressor(&cpi); 1805 return 0; 1806 } 1807 1808 cpi->common.error.setjmp = 1; 1809 1810 CHECK_MEM_ERROR(cpi->mb.ss, vpx_calloc(sizeof(search_site), (MAX_MVSEARCH_STEPS * 8) + 1)); 1811 1812 vp8_create_common(&cpi->common); 1813 1814 init_config(cpi, oxcf); 1815 1816 memcpy(cpi->base_skip_false_prob, vp8cx_base_skip_false_prob, sizeof(vp8cx_base_skip_false_prob)); 1817 cpi->common.current_video_frame = 0; 1818 cpi->temporal_pattern_counter = 0; 1819 cpi->kf_overspend_bits = 0; 1820 cpi->kf_bitrate_adjustment = 0; 1821 cpi->frames_till_gf_update_due = 0; 1822 cpi->gf_overspend_bits = 0; 1823 cpi->non_gf_bitrate_adjustment = 0; 1824 cpi->prob_last_coded = 128; 1825 cpi->prob_gf_coded = 128; 1826 cpi->prob_intra_coded = 63; 1827 1828 /* Prime the recent reference frame usage counters. 1829 * Hereafter they will be maintained as a sort of moving average 1830 */ 1831 cpi->recent_ref_frame_usage[INTRA_FRAME] = 1; 1832 cpi->recent_ref_frame_usage[LAST_FRAME] = 1; 1833 cpi->recent_ref_frame_usage[GOLDEN_FRAME] = 1; 1834 cpi->recent_ref_frame_usage[ALTREF_FRAME] = 1; 1835 1836 /* Set reference frame sign bias for ALTREF frame to 1 (for now) */ 1837 cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 1; 1838 1839 cpi->twopass.gf_decay_rate = 0; 1840 cpi->baseline_gf_interval = DEFAULT_GF_INTERVAL; 1841 1842 cpi->gold_is_last = 0 ; 1843 cpi->alt_is_last = 0 ; 1844 cpi->gold_is_alt = 0 ; 1845 1846 cpi->active_map_enabled = 0; 1847 1848#if 0 1849 /* Experimental code for lagged and one pass */ 1850 /* Initialise one_pass GF frames stats */ 1851 /* Update stats used for GF selection */ 1852 if (cpi->pass == 0) 1853 { 1854 cpi->one_pass_frame_index = 0; 1855 1856 for (i = 0; i < MAX_LAG_BUFFERS; i++) 1857 { 1858 cpi->one_pass_frame_stats[i].frames_so_far = 0; 1859 cpi->one_pass_frame_stats[i].frame_intra_error = 0.0; 1860 cpi->one_pass_frame_stats[i].frame_coded_error = 0.0; 1861 cpi->one_pass_frame_stats[i].frame_pcnt_inter = 0.0; 1862 cpi->one_pass_frame_stats[i].frame_pcnt_motion = 0.0; 1863 cpi->one_pass_frame_stats[i].frame_mvr = 0.0; 1864 cpi->one_pass_frame_stats[i].frame_mvr_abs = 0.0; 1865 cpi->one_pass_frame_stats[i].frame_mvc = 0.0; 1866 cpi->one_pass_frame_stats[i].frame_mvc_abs = 0.0; 1867 } 1868 } 1869#endif 1870 1871 /* Should we use the cyclic refresh method. 1872 * Currently this is tied to error resilliant mode 1873 */ 1874 cpi->cyclic_refresh_mode_enabled = cpi->oxcf.error_resilient_mode; 1875 cpi->cyclic_refresh_mode_max_mbs_perframe = (cpi->common.mb_rows * cpi->common.mb_cols) / 5; 1876 cpi->cyclic_refresh_mode_index = 0; 1877 cpi->cyclic_refresh_q = 32; 1878 1879 if (cpi->cyclic_refresh_mode_enabled) 1880 { 1881 CHECK_MEM_ERROR(cpi->cyclic_refresh_map, vpx_calloc((cpi->common.mb_rows * cpi->common.mb_cols), 1)); 1882 } 1883 else 1884 cpi->cyclic_refresh_map = (signed char *) NULL; 1885 1886#ifdef VP8_ENTROPY_STATS 1887 init_context_counters(); 1888#endif 1889 1890 /*Initialize the feed-forward activity masking.*/ 1891 cpi->activity_avg = 90<<12; 1892 1893 /* Give a sensible default for the first frame. */ 1894 cpi->frames_since_key = 8; 1895 cpi->key_frame_frequency = cpi->oxcf.key_freq; 1896 cpi->this_key_frame_forced = 0; 1897 cpi->next_key_frame_forced = 0; 1898 1899 cpi->source_alt_ref_pending = 0; 1900 cpi->source_alt_ref_active = 0; 1901 cpi->common.refresh_alt_ref_frame = 0; 1902 1903 cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS; 1904#if CONFIG_INTERNAL_STATS 1905 cpi->b_calculate_ssimg = 0; 1906 1907 cpi->count = 0; 1908 cpi->bytes = 0; 1909 1910 if (cpi->b_calculate_psnr) 1911 { 1912 cpi->total_sq_error = 0.0; 1913 cpi->total_sq_error2 = 0.0; 1914 cpi->total_y = 0.0; 1915 cpi->total_u = 0.0; 1916 cpi->total_v = 0.0; 1917 cpi->total = 0.0; 1918 cpi->totalp_y = 0.0; 1919 cpi->totalp_u = 0.0; 1920 cpi->totalp_v = 0.0; 1921 cpi->totalp = 0.0; 1922 cpi->tot_recode_hits = 0; 1923 cpi->summed_quality = 0; 1924 cpi->summed_weights = 0; 1925 } 1926 1927 if (cpi->b_calculate_ssimg) 1928 { 1929 cpi->total_ssimg_y = 0; 1930 cpi->total_ssimg_u = 0; 1931 cpi->total_ssimg_v = 0; 1932 cpi->total_ssimg_all = 0; 1933 } 1934 1935#endif 1936 1937 cpi->first_time_stamp_ever = 0x7FFFFFFF; 1938 1939 cpi->frames_till_gf_update_due = 0; 1940 cpi->key_frame_count = 1; 1941 1942 cpi->ni_av_qi = cpi->oxcf.worst_allowed_q; 1943 cpi->ni_tot_qi = 0; 1944 cpi->ni_frames = 0; 1945 cpi->total_byte_count = 0; 1946 1947 cpi->drop_frame = 0; 1948 1949 cpi->rate_correction_factor = 1.0; 1950 cpi->key_frame_rate_correction_factor = 1.0; 1951 cpi->gf_rate_correction_factor = 1.0; 1952 cpi->twopass.est_max_qcorrection_factor = 1.0; 1953 1954 for (i = 0; i < KEY_FRAME_CONTEXT; i++) 1955 { 1956 cpi->prior_key_frame_distance[i] = (int)cpi->output_framerate; 1957 } 1958 1959#ifdef OUTPUT_YUV_SRC 1960 yuv_file = fopen("bd.yuv", "ab"); 1961#endif 1962 1963#if 0 1964 framepsnr = fopen("framepsnr.stt", "a"); 1965 kf_list = fopen("kf_list.stt", "w"); 1966#endif 1967 1968 cpi->output_pkt_list = oxcf->output_pkt_list; 1969 1970#if !(CONFIG_REALTIME_ONLY) 1971 1972 if (cpi->pass == 1) 1973 { 1974 vp8_init_first_pass(cpi); 1975 } 1976 else if (cpi->pass == 2) 1977 { 1978 size_t packet_sz = sizeof(FIRSTPASS_STATS); 1979 int packets = (int)(oxcf->two_pass_stats_in.sz / packet_sz); 1980 1981 cpi->twopass.stats_in_start = oxcf->two_pass_stats_in.buf; 1982 cpi->twopass.stats_in = cpi->twopass.stats_in_start; 1983 cpi->twopass.stats_in_end = (void*)((char *)cpi->twopass.stats_in 1984 + (packets - 1) * packet_sz); 1985 vp8_init_second_pass(cpi); 1986 } 1987 1988#endif 1989 1990 if (cpi->compressor_speed == 2) 1991 { 1992 cpi->avg_encode_time = 0; 1993 cpi->avg_pick_mode_time = 0; 1994 } 1995 1996 vp8_set_speed_features(cpi); 1997 1998 /* Set starting values of RD threshold multipliers (128 = *1) */ 1999 for (i = 0; i < MAX_MODES; i++) 2000 { 2001 cpi->mb.rd_thresh_mult[i] = 128; 2002 } 2003 2004#ifdef VP8_ENTROPY_STATS 2005 init_mv_ref_counts(); 2006#endif 2007 2008#if CONFIG_MULTITHREAD 2009 if(vp8cx_create_encoder_threads(cpi)) 2010 { 2011 vp8_remove_compressor(&cpi); 2012 return 0; 2013 } 2014#endif 2015 2016 cpi->fn_ptr[BLOCK_16X16].sdf = vp8_sad16x16; 2017 cpi->fn_ptr[BLOCK_16X16].vf = vp8_variance16x16; 2018 cpi->fn_ptr[BLOCK_16X16].svf = vp8_sub_pixel_variance16x16; 2019 cpi->fn_ptr[BLOCK_16X16].svf_halfpix_h = vp8_variance_halfpixvar16x16_h; 2020 cpi->fn_ptr[BLOCK_16X16].svf_halfpix_v = vp8_variance_halfpixvar16x16_v; 2021 cpi->fn_ptr[BLOCK_16X16].svf_halfpix_hv = vp8_variance_halfpixvar16x16_hv; 2022 cpi->fn_ptr[BLOCK_16X16].sdx3f = vp8_sad16x16x3; 2023 cpi->fn_ptr[BLOCK_16X16].sdx8f = vp8_sad16x16x8; 2024 cpi->fn_ptr[BLOCK_16X16].sdx4df = vp8_sad16x16x4d; 2025 2026 cpi->fn_ptr[BLOCK_16X8].sdf = vp8_sad16x8; 2027 cpi->fn_ptr[BLOCK_16X8].vf = vp8_variance16x8; 2028 cpi->fn_ptr[BLOCK_16X8].svf = vp8_sub_pixel_variance16x8; 2029 cpi->fn_ptr[BLOCK_16X8].svf_halfpix_h = NULL; 2030 cpi->fn_ptr[BLOCK_16X8].svf_halfpix_v = NULL; 2031 cpi->fn_ptr[BLOCK_16X8].svf_halfpix_hv = NULL; 2032 cpi->fn_ptr[BLOCK_16X8].sdx3f = vp8_sad16x8x3; 2033 cpi->fn_ptr[BLOCK_16X8].sdx8f = vp8_sad16x8x8; 2034 cpi->fn_ptr[BLOCK_16X8].sdx4df = vp8_sad16x8x4d; 2035 2036 cpi->fn_ptr[BLOCK_8X16].sdf = vp8_sad8x16; 2037 cpi->fn_ptr[BLOCK_8X16].vf = vp8_variance8x16; 2038 cpi->fn_ptr[BLOCK_8X16].svf = vp8_sub_pixel_variance8x16; 2039 cpi->fn_ptr[BLOCK_8X16].svf_halfpix_h = NULL; 2040 cpi->fn_ptr[BLOCK_8X16].svf_halfpix_v = NULL; 2041 cpi->fn_ptr[BLOCK_8X16].svf_halfpix_hv = NULL; 2042 cpi->fn_ptr[BLOCK_8X16].sdx3f = vp8_sad8x16x3; 2043 cpi->fn_ptr[BLOCK_8X16].sdx8f = vp8_sad8x16x8; 2044 cpi->fn_ptr[BLOCK_8X16].sdx4df = vp8_sad8x16x4d; 2045 2046 cpi->fn_ptr[BLOCK_8X8].sdf = vp8_sad8x8; 2047 cpi->fn_ptr[BLOCK_8X8].vf = vp8_variance8x8; 2048 cpi->fn_ptr[BLOCK_8X8].svf = vp8_sub_pixel_variance8x8; 2049 cpi->fn_ptr[BLOCK_8X8].svf_halfpix_h = NULL; 2050 cpi->fn_ptr[BLOCK_8X8].svf_halfpix_v = NULL; 2051 cpi->fn_ptr[BLOCK_8X8].svf_halfpix_hv = NULL; 2052 cpi->fn_ptr[BLOCK_8X8].sdx3f = vp8_sad8x8x3; 2053 cpi->fn_ptr[BLOCK_8X8].sdx8f = vp8_sad8x8x8; 2054 cpi->fn_ptr[BLOCK_8X8].sdx4df = vp8_sad8x8x4d; 2055 2056 cpi->fn_ptr[BLOCK_4X4].sdf = vp8_sad4x4; 2057 cpi->fn_ptr[BLOCK_4X4].vf = vp8_variance4x4; 2058 cpi->fn_ptr[BLOCK_4X4].svf = vp8_sub_pixel_variance4x4; 2059 cpi->fn_ptr[BLOCK_4X4].svf_halfpix_h = NULL; 2060 cpi->fn_ptr[BLOCK_4X4].svf_halfpix_v = NULL; 2061 cpi->fn_ptr[BLOCK_4X4].svf_halfpix_hv = NULL; 2062 cpi->fn_ptr[BLOCK_4X4].sdx3f = vp8_sad4x4x3; 2063 cpi->fn_ptr[BLOCK_4X4].sdx8f = vp8_sad4x4x8; 2064 cpi->fn_ptr[BLOCK_4X4].sdx4df = vp8_sad4x4x4d; 2065 2066#if ARCH_X86_32 || ARCH_X86_64 2067 cpi->fn_ptr[BLOCK_16X16].copymem = vp8_copy32xn; 2068 cpi->fn_ptr[BLOCK_16X8].copymem = vp8_copy32xn; 2069 cpi->fn_ptr[BLOCK_8X16].copymem = vp8_copy32xn; 2070 cpi->fn_ptr[BLOCK_8X8].copymem = vp8_copy32xn; 2071 cpi->fn_ptr[BLOCK_4X4].copymem = vp8_copy32xn; 2072#endif 2073 2074 cpi->full_search_sad = vp8_full_search_sad; 2075 cpi->diamond_search_sad = vp8_diamond_search_sad; 2076 cpi->refining_search_sad = vp8_refining_search_sad; 2077 2078 /* make sure frame 1 is okay */ 2079 cpi->mb.error_bins[0] = cpi->common.MBs; 2080 2081 /* vp8cx_init_quantizer() is first called here. Add check in 2082 * vp8cx_frame_init_quantizer() so that vp8cx_init_quantizer is only 2083 * called later when needed. This will avoid unnecessary calls of 2084 * vp8cx_init_quantizer() for every frame. 2085 */ 2086 vp8cx_init_quantizer(cpi); 2087 2088 vp8_loop_filter_init(cm); 2089 2090 cpi->common.error.setjmp = 0; 2091 2092#if CONFIG_MULTI_RES_ENCODING 2093 2094 /* Calculate # of MBs in a row in lower-resolution level image. */ 2095 if (cpi->oxcf.mr_encoder_id > 0) 2096 vp8_cal_low_res_mb_cols(cpi); 2097 2098#endif 2099 2100 /* setup RD costs to MACROBLOCK struct */ 2101 2102 cpi->mb.mvcost[0] = &cpi->rd_costs.mvcosts[0][mv_max+1]; 2103 cpi->mb.mvcost[1] = &cpi->rd_costs.mvcosts[1][mv_max+1]; 2104 cpi->mb.mvsadcost[0] = &cpi->rd_costs.mvsadcosts[0][mvfp_max+1]; 2105 cpi->mb.mvsadcost[1] = &cpi->rd_costs.mvsadcosts[1][mvfp_max+1]; 2106 2107 cal_mvsadcosts(cpi->mb.mvsadcost); 2108 2109 cpi->mb.mbmode_cost = cpi->rd_costs.mbmode_cost; 2110 cpi->mb.intra_uv_mode_cost = cpi->rd_costs.intra_uv_mode_cost; 2111 cpi->mb.bmode_costs = cpi->rd_costs.bmode_costs; 2112 cpi->mb.inter_bmode_costs = cpi->rd_costs.inter_bmode_costs; 2113 cpi->mb.token_costs = cpi->rd_costs.token_costs; 2114 2115 /* setup block ptrs & offsets */ 2116 vp8_setup_block_ptrs(&cpi->mb); 2117 vp8_setup_block_dptrs(&cpi->mb.e_mbd); 2118 2119 return cpi; 2120} 2121 2122 2123void vp8_remove_compressor(VP8_COMP **ptr) 2124{ 2125 VP8_COMP *cpi = *ptr; 2126 2127 if (!cpi) 2128 return; 2129 2130 if (cpi && (cpi->common.current_video_frame > 0)) 2131 { 2132#if !(CONFIG_REALTIME_ONLY) 2133 2134 if (cpi->pass == 2) 2135 { 2136 vp8_end_second_pass(cpi); 2137 } 2138 2139#endif 2140 2141#ifdef VP8_ENTROPY_STATS 2142 print_context_counters(); 2143 print_tree_update_probs(); 2144 print_mode_context(); 2145#endif 2146 2147#if CONFIG_INTERNAL_STATS 2148 2149 if (cpi->pass != 1) 2150 { 2151 FILE *f = fopen("opsnr.stt", "a"); 2152 double time_encoded = (cpi->last_end_time_stamp_seen 2153 - cpi->first_time_stamp_ever) / 10000000.000; 2154 double total_encode_time = (cpi->time_receive_data + 2155 cpi->time_compress_data) / 1000.000; 2156 double dr = (double)cpi->bytes * 8.0 / 1000.0 / time_encoded; 2157 2158 if (cpi->b_calculate_psnr) 2159 { 2160 YV12_BUFFER_CONFIG *lst_yv12 = 2161 &cpi->common.yv12_fb[cpi->common.lst_fb_idx]; 2162 2163 if (cpi->oxcf.number_of_layers > 1) 2164 { 2165 int i; 2166 2167 fprintf(f, "Layer\tBitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\t" 2168 "GLPsnrP\tVPXSSIM\t\n"); 2169 for (i=0; i<(int)cpi->oxcf.number_of_layers; i++) 2170 { 2171 double dr = (double)cpi->bytes_in_layer[i] * 2172 8.0 / 1000.0 / time_encoded; 2173 double samples = 3.0 / 2 * cpi->frames_in_layer[i] * 2174 lst_yv12->y_width * lst_yv12->y_height; 2175 double total_psnr = 2176 vpx_sse_to_psnr(samples, 255.0, 2177 cpi->total_error2[i]); 2178 double total_psnr2 = 2179 vpx_sse_to_psnr(samples, 255.0, 2180 cpi->total_error2_p[i]); 2181 double total_ssim = 100 * pow(cpi->sum_ssim[i] / 2182 cpi->sum_weights[i], 8.0); 2183 2184 fprintf(f, "%5d\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t" 2185 "%7.3f\t%7.3f\n", 2186 i, dr, 2187 cpi->sum_psnr[i] / cpi->frames_in_layer[i], 2188 total_psnr, 2189 cpi->sum_psnr_p[i] / cpi->frames_in_layer[i], 2190 total_psnr2, total_ssim); 2191 } 2192 } 2193 else 2194 { 2195 double samples = 3.0 / 2 * cpi->count * 2196 lst_yv12->y_width * lst_yv12->y_height; 2197 double total_psnr = vpx_sse_to_psnr(samples, 255.0, 2198 cpi->total_sq_error); 2199 double total_psnr2 = vpx_sse_to_psnr(samples, 255.0, 2200 cpi->total_sq_error2); 2201 double total_ssim = 100 * pow(cpi->summed_quality / 2202 cpi->summed_weights, 8.0); 2203 2204 fprintf(f, "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\t" 2205 "GLPsnrP\tVPXSSIM\t Time(us)\n"); 2206 fprintf(f, "%7.3f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t" 2207 "%7.3f\t%8.0f\n", 2208 dr, cpi->total / cpi->count, total_psnr, 2209 cpi->totalp / cpi->count, total_psnr2, 2210 total_ssim, total_encode_time); 2211 } 2212 } 2213 2214 if (cpi->b_calculate_ssimg) 2215 { 2216 if (cpi->oxcf.number_of_layers > 1) 2217 { 2218 int i; 2219 2220 fprintf(f, "Layer\tBitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t" 2221 "Time(us)\n"); 2222 for (i=0; i<(int)cpi->oxcf.number_of_layers; i++) 2223 { 2224 double dr = (double)cpi->bytes_in_layer[i] * 2225 8.0 / 1000.0 / time_encoded; 2226 fprintf(f, "%5d\t%7.3f\t%6.4f\t" 2227 "%6.4f\t%6.4f\t%6.4f\t%8.0f\n", 2228 i, dr, 2229 cpi->total_ssimg_y_in_layer[i] / 2230 cpi->frames_in_layer[i], 2231 cpi->total_ssimg_u_in_layer[i] / 2232 cpi->frames_in_layer[i], 2233 cpi->total_ssimg_v_in_layer[i] / 2234 cpi->frames_in_layer[i], 2235 cpi->total_ssimg_all_in_layer[i] / 2236 cpi->frames_in_layer[i], 2237 total_encode_time); 2238 } 2239 } 2240 else 2241 { 2242 fprintf(f, "BitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t" 2243 "Time(us)\n"); 2244 fprintf(f, "%7.3f\t%6.4f\t%6.4f\t%6.4f\t%6.4f\t%8.0f\n", dr, 2245 cpi->total_ssimg_y / cpi->count, 2246 cpi->total_ssimg_u / cpi->count, 2247 cpi->total_ssimg_v / cpi->count, 2248 cpi->total_ssimg_all / cpi->count, total_encode_time); 2249 } 2250 } 2251 2252 fclose(f); 2253#if 0 2254 f = fopen("qskip.stt", "a"); 2255 fprintf(f, "minq:%d -maxq:%d skiptrue:skipfalse = %d:%d\n", cpi->oxcf.best_allowed_q, cpi->oxcf.worst_allowed_q, skiptruecount, skipfalsecount); 2256 fclose(f); 2257#endif 2258 2259 } 2260 2261#endif 2262 2263 2264#ifdef SPEEDSTATS 2265 2266 if (cpi->compressor_speed == 2) 2267 { 2268 int i; 2269 FILE *f = fopen("cxspeed.stt", "a"); 2270 cnt_pm /= cpi->common.MBs; 2271 2272 for (i = 0; i < 16; i++) 2273 fprintf(f, "%5d", frames_at_speed[i]); 2274 2275 fprintf(f, "\n"); 2276 fclose(f); 2277 } 2278 2279#endif 2280 2281 2282#ifdef MODE_STATS 2283 { 2284 extern int count_mb_seg[4]; 2285 FILE *f = fopen("modes.stt", "a"); 2286 double dr = (double)cpi->framerate * (double)bytes * (double)8 / (double)count / (double)1000 ; 2287 fprintf(f, "intra_mode in Intra Frames:\n"); 2288 fprintf(f, "Y: %8d, %8d, %8d, %8d, %8d\n", y_modes[0], y_modes[1], y_modes[2], y_modes[3], y_modes[4]); 2289 fprintf(f, "UV:%8d, %8d, %8d, %8d\n", uv_modes[0], uv_modes[1], uv_modes[2], uv_modes[3]); 2290 fprintf(f, "B: "); 2291 { 2292 int i; 2293 2294 for (i = 0; i < 10; i++) 2295 fprintf(f, "%8d, ", b_modes[i]); 2296 2297 fprintf(f, "\n"); 2298 2299 } 2300 2301 fprintf(f, "Modes in Inter Frames:\n"); 2302 fprintf(f, "Y: %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d\n", 2303 inter_y_modes[0], inter_y_modes[1], inter_y_modes[2], inter_y_modes[3], inter_y_modes[4], 2304 inter_y_modes[5], inter_y_modes[6], inter_y_modes[7], inter_y_modes[8], inter_y_modes[9]); 2305 fprintf(f, "UV:%8d, %8d, %8d, %8d\n", inter_uv_modes[0], inter_uv_modes[1], inter_uv_modes[2], inter_uv_modes[3]); 2306 fprintf(f, "B: "); 2307 { 2308 int i; 2309 2310 for (i = 0; i < 15; i++) 2311 fprintf(f, "%8d, ", inter_b_modes[i]); 2312 2313 fprintf(f, "\n"); 2314 2315 } 2316 fprintf(f, "P:%8d, %8d, %8d, %8d\n", count_mb_seg[0], count_mb_seg[1], count_mb_seg[2], count_mb_seg[3]); 2317 fprintf(f, "PB:%8d, %8d, %8d, %8d\n", inter_b_modes[LEFT4X4], inter_b_modes[ABOVE4X4], inter_b_modes[ZERO4X4], inter_b_modes[NEW4X4]); 2318 2319 2320 2321 fclose(f); 2322 } 2323#endif 2324 2325#ifdef VP8_ENTROPY_STATS 2326 { 2327 int i, j, k; 2328 FILE *fmode = fopen("modecontext.c", "w"); 2329 2330 fprintf(fmode, "\n#include \"entropymode.h\"\n\n"); 2331 fprintf(fmode, "const unsigned int vp8_kf_default_bmode_counts "); 2332 fprintf(fmode, "[VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES] =\n{\n"); 2333 2334 for (i = 0; i < 10; i++) 2335 { 2336 2337 fprintf(fmode, " { /* Above Mode : %d */\n", i); 2338 2339 for (j = 0; j < 10; j++) 2340 { 2341 2342 fprintf(fmode, " {"); 2343 2344 for (k = 0; k < 10; k++) 2345 { 2346 if (!intra_mode_stats[i][j][k]) 2347 fprintf(fmode, " %5d, ", 1); 2348 else 2349 fprintf(fmode, " %5d, ", intra_mode_stats[i][j][k]); 2350 } 2351 2352 fprintf(fmode, "}, /* left_mode %d */\n", j); 2353 2354 } 2355 2356 fprintf(fmode, " },\n"); 2357 2358 } 2359 2360 fprintf(fmode, "};\n"); 2361 fclose(fmode); 2362 } 2363#endif 2364 2365 2366#if defined(SECTIONBITS_OUTPUT) 2367 2368 if (0) 2369 { 2370 int i; 2371 FILE *f = fopen("tokenbits.stt", "a"); 2372 2373 for (i = 0; i < 28; i++) 2374 fprintf(f, "%8d", (int)(Sectionbits[i] / 256)); 2375 2376 fprintf(f, "\n"); 2377 fclose(f); 2378 } 2379 2380#endif 2381 2382#if 0 2383 { 2384 printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000); 2385 printf("\n_frames recive_data encod_mb_row compress_frame Total\n"); 2386 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); 2387 } 2388#endif 2389 2390 } 2391 2392#if CONFIG_MULTITHREAD 2393 vp8cx_remove_encoder_threads(cpi); 2394#endif 2395 2396#if CONFIG_TEMPORAL_DENOISING 2397 vp8_denoiser_free(&cpi->denoiser); 2398#endif 2399 dealloc_compressor_data(cpi); 2400 vpx_free(cpi->mb.ss); 2401 vpx_free(cpi->tok); 2402 vpx_free(cpi->cyclic_refresh_map); 2403 2404 vp8_remove_common(&cpi->common); 2405 vpx_free(cpi); 2406 *ptr = 0; 2407 2408#ifdef OUTPUT_YUV_SRC 2409 fclose(yuv_file); 2410#endif 2411 2412#if 0 2413 2414 if (keyfile) 2415 fclose(keyfile); 2416 2417 if (framepsnr) 2418 fclose(framepsnr); 2419 2420 if (kf_list) 2421 fclose(kf_list); 2422 2423#endif 2424 2425} 2426 2427 2428static uint64_t calc_plane_error(unsigned char *orig, int orig_stride, 2429 unsigned char *recon, int recon_stride, 2430 unsigned int cols, unsigned int rows) 2431{ 2432 unsigned int row, col; 2433 uint64_t total_sse = 0; 2434 int diff; 2435 2436 for (row = 0; row + 16 <= rows; row += 16) 2437 { 2438 for (col = 0; col + 16 <= cols; col += 16) 2439 { 2440 unsigned int sse; 2441 2442 vp8_mse16x16(orig + col, orig_stride, 2443 recon + col, recon_stride, 2444 &sse); 2445 total_sse += sse; 2446 } 2447 2448 /* Handle odd-sized width */ 2449 if (col < cols) 2450 { 2451 unsigned int border_row, border_col; 2452 unsigned char *border_orig = orig; 2453 unsigned char *border_recon = recon; 2454 2455 for (border_row = 0; border_row < 16; border_row++) 2456 { 2457 for (border_col = col; border_col < cols; border_col++) 2458 { 2459 diff = border_orig[border_col] - border_recon[border_col]; 2460 total_sse += diff * diff; 2461 } 2462 2463 border_orig += orig_stride; 2464 border_recon += recon_stride; 2465 } 2466 } 2467 2468 orig += orig_stride * 16; 2469 recon += recon_stride * 16; 2470 } 2471 2472 /* Handle odd-sized height */ 2473 for (; row < rows; row++) 2474 { 2475 for (col = 0; col < cols; col++) 2476 { 2477 diff = orig[col] - recon[col]; 2478 total_sse += diff * diff; 2479 } 2480 2481 orig += orig_stride; 2482 recon += recon_stride; 2483 } 2484 2485 vp8_clear_system_state(); 2486 return total_sse; 2487} 2488 2489 2490static void generate_psnr_packet(VP8_COMP *cpi) 2491{ 2492 YV12_BUFFER_CONFIG *orig = cpi->Source; 2493 YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show; 2494 struct vpx_codec_cx_pkt pkt; 2495 uint64_t sse; 2496 int i; 2497 unsigned int width = cpi->common.Width; 2498 unsigned int height = cpi->common.Height; 2499 2500 pkt.kind = VPX_CODEC_PSNR_PKT; 2501 sse = calc_plane_error(orig->y_buffer, orig->y_stride, 2502 recon->y_buffer, recon->y_stride, 2503 width, height); 2504 pkt.data.psnr.sse[0] = sse; 2505 pkt.data.psnr.sse[1] = sse; 2506 pkt.data.psnr.samples[0] = width * height; 2507 pkt.data.psnr.samples[1] = width * height; 2508 2509 width = (width + 1) / 2; 2510 height = (height + 1) / 2; 2511 2512 sse = calc_plane_error(orig->u_buffer, orig->uv_stride, 2513 recon->u_buffer, recon->uv_stride, 2514 width, height); 2515 pkt.data.psnr.sse[0] += sse; 2516 pkt.data.psnr.sse[2] = sse; 2517 pkt.data.psnr.samples[0] += width * height; 2518 pkt.data.psnr.samples[2] = width * height; 2519 2520 sse = calc_plane_error(orig->v_buffer, orig->uv_stride, 2521 recon->v_buffer, recon->uv_stride, 2522 width, height); 2523 pkt.data.psnr.sse[0] += sse; 2524 pkt.data.psnr.sse[3] = sse; 2525 pkt.data.psnr.samples[0] += width * height; 2526 pkt.data.psnr.samples[3] = width * height; 2527 2528 for (i = 0; i < 4; i++) 2529 pkt.data.psnr.psnr[i] = vpx_sse_to_psnr(pkt.data.psnr.samples[i], 255.0, 2530 (double)(pkt.data.psnr.sse[i])); 2531 2532 vpx_codec_pkt_list_add(cpi->output_pkt_list, &pkt); 2533} 2534 2535 2536int vp8_use_as_reference(VP8_COMP *cpi, int ref_frame_flags) 2537{ 2538 if (ref_frame_flags > 7) 2539 return -1 ; 2540 2541 cpi->ref_frame_flags = ref_frame_flags; 2542 return 0; 2543} 2544int vp8_update_reference(VP8_COMP *cpi, int ref_frame_flags) 2545{ 2546 if (ref_frame_flags > 7) 2547 return -1 ; 2548 2549 cpi->common.refresh_golden_frame = 0; 2550 cpi->common.refresh_alt_ref_frame = 0; 2551 cpi->common.refresh_last_frame = 0; 2552 2553 if (ref_frame_flags & VP8_LAST_FRAME) 2554 cpi->common.refresh_last_frame = 1; 2555 2556 if (ref_frame_flags & VP8_GOLD_FRAME) 2557 cpi->common.refresh_golden_frame = 1; 2558 2559 if (ref_frame_flags & VP8_ALTR_FRAME) 2560 cpi->common.refresh_alt_ref_frame = 1; 2561 2562 return 0; 2563} 2564 2565int vp8_get_reference(VP8_COMP *cpi, enum vpx_ref_frame_type ref_frame_flag, YV12_BUFFER_CONFIG *sd) 2566{ 2567 VP8_COMMON *cm = &cpi->common; 2568 int ref_fb_idx; 2569 2570 if (ref_frame_flag == VP8_LAST_FRAME) 2571 ref_fb_idx = cm->lst_fb_idx; 2572 else if (ref_frame_flag == VP8_GOLD_FRAME) 2573 ref_fb_idx = cm->gld_fb_idx; 2574 else if (ref_frame_flag == VP8_ALTR_FRAME) 2575 ref_fb_idx = cm->alt_fb_idx; 2576 else 2577 return -1; 2578 2579 vp8_yv12_copy_frame(&cm->yv12_fb[ref_fb_idx], sd); 2580 2581 return 0; 2582} 2583int vp8_set_reference(VP8_COMP *cpi, enum vpx_ref_frame_type ref_frame_flag, YV12_BUFFER_CONFIG *sd) 2584{ 2585 VP8_COMMON *cm = &cpi->common; 2586 2587 int ref_fb_idx; 2588 2589 if (ref_frame_flag == VP8_LAST_FRAME) 2590 ref_fb_idx = cm->lst_fb_idx; 2591 else if (ref_frame_flag == VP8_GOLD_FRAME) 2592 ref_fb_idx = cm->gld_fb_idx; 2593 else if (ref_frame_flag == VP8_ALTR_FRAME) 2594 ref_fb_idx = cm->alt_fb_idx; 2595 else 2596 return -1; 2597 2598 vp8_yv12_copy_frame(sd, &cm->yv12_fb[ref_fb_idx]); 2599 2600 return 0; 2601} 2602int vp8_update_entropy(VP8_COMP *cpi, int update) 2603{ 2604 VP8_COMMON *cm = &cpi->common; 2605 cm->refresh_entropy_probs = update; 2606 2607 return 0; 2608} 2609 2610 2611#if OUTPUT_YUV_SRC 2612void vp8_write_yuv_frame(const char *name, YV12_BUFFER_CONFIG *s) 2613{ 2614 FILE *yuv_file = fopen(name, "ab"); 2615 unsigned char *src = s->y_buffer; 2616 int h = s->y_height; 2617 2618 do 2619 { 2620 fwrite(src, s->y_width, 1, yuv_file); 2621 src += s->y_stride; 2622 } 2623 while (--h); 2624 2625 src = s->u_buffer; 2626 h = s->uv_height; 2627 2628 do 2629 { 2630 fwrite(src, s->uv_width, 1, yuv_file); 2631 src += s->uv_stride; 2632 } 2633 while (--h); 2634 2635 src = s->v_buffer; 2636 h = s->uv_height; 2637 2638 do 2639 { 2640 fwrite(src, s->uv_width, 1, yuv_file); 2641 src += s->uv_stride; 2642 } 2643 while (--h); 2644 2645 fclose(yuv_file); 2646} 2647#endif 2648 2649 2650static void scale_and_extend_source(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi) 2651{ 2652 VP8_COMMON *cm = &cpi->common; 2653 2654 /* are we resizing the image */ 2655 if (cm->horiz_scale != 0 || cm->vert_scale != 0) 2656 { 2657#if CONFIG_SPATIAL_RESAMPLING 2658 int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs); 2659 int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs); 2660 int tmp_height; 2661 2662 if (cm->vert_scale == 3) 2663 tmp_height = 9; 2664 else 2665 tmp_height = 11; 2666 2667 Scale2Ratio(cm->horiz_scale, &hr, &hs); 2668 Scale2Ratio(cm->vert_scale, &vr, &vs); 2669 2670 vpx_scale_frame(sd, &cpi->scaled_source, cm->temp_scale_frame.y_buffer, 2671 tmp_height, hs, hr, vs, vr, 0); 2672 2673 vp8_yv12_extend_frame_borders(&cpi->scaled_source); 2674 cpi->Source = &cpi->scaled_source; 2675#endif 2676 } 2677 else 2678 cpi->Source = sd; 2679} 2680 2681 2682static int resize_key_frame(VP8_COMP *cpi) 2683{ 2684#if CONFIG_SPATIAL_RESAMPLING 2685 VP8_COMMON *cm = &cpi->common; 2686 2687 /* Do we need to apply resampling for one pass cbr. 2688 * In one pass this is more limited than in two pass cbr. 2689 * The test and any change is only made once per key frame sequence. 2690 */ 2691 if (cpi->oxcf.allow_spatial_resampling && (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER)) 2692 { 2693 int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs); 2694 int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs); 2695 int new_width, new_height; 2696 2697 /* If we are below the resample DOWN watermark then scale down a 2698 * notch. 2699 */ 2700 if (cpi->buffer_level < (cpi->oxcf.resample_down_water_mark * cpi->oxcf.optimal_buffer_level / 100)) 2701 { 2702 cm->horiz_scale = (cm->horiz_scale < ONETWO) ? cm->horiz_scale + 1 : ONETWO; 2703 cm->vert_scale = (cm->vert_scale < ONETWO) ? cm->vert_scale + 1 : ONETWO; 2704 } 2705 /* Should we now start scaling back up */ 2706 else if (cpi->buffer_level > (cpi->oxcf.resample_up_water_mark * cpi->oxcf.optimal_buffer_level / 100)) 2707 { 2708 cm->horiz_scale = (cm->horiz_scale > NORMAL) ? cm->horiz_scale - 1 : NORMAL; 2709 cm->vert_scale = (cm->vert_scale > NORMAL) ? cm->vert_scale - 1 : NORMAL; 2710 } 2711 2712 /* Get the new height and width */ 2713 Scale2Ratio(cm->horiz_scale, &hr, &hs); 2714 Scale2Ratio(cm->vert_scale, &vr, &vs); 2715 new_width = ((hs - 1) + (cpi->oxcf.Width * hr)) / hs; 2716 new_height = ((vs - 1) + (cpi->oxcf.Height * vr)) / vs; 2717 2718 /* If the image size has changed we need to reallocate the buffers 2719 * and resample the source image 2720 */ 2721 if ((cm->Width != new_width) || (cm->Height != new_height)) 2722 { 2723 cm->Width = new_width; 2724 cm->Height = new_height; 2725 vp8_alloc_compressor_data(cpi); 2726 scale_and_extend_source(cpi->un_scaled_source, cpi); 2727 return 1; 2728 } 2729 } 2730 2731#endif 2732 return 0; 2733} 2734 2735 2736static void update_alt_ref_frame_stats(VP8_COMP *cpi) 2737{ 2738 VP8_COMMON *cm = &cpi->common; 2739 2740 /* Select an interval before next GF or altref */ 2741 if (!cpi->auto_gold) 2742 cpi->frames_till_gf_update_due = DEFAULT_GF_INTERVAL; 2743 2744 if ((cpi->pass != 2) && cpi->frames_till_gf_update_due) 2745 { 2746 cpi->current_gf_interval = cpi->frames_till_gf_update_due; 2747 2748 /* Set the bits per frame that we should try and recover in 2749 * subsequent inter frames to account for the extra GF spend... 2750 * note that his does not apply for GF updates that occur 2751 * coincident with a key frame as the extra cost of key frames is 2752 * dealt with elsewhere. 2753 */ 2754 cpi->gf_overspend_bits += cpi->projected_frame_size; 2755 cpi->non_gf_bitrate_adjustment = cpi->gf_overspend_bits / cpi->frames_till_gf_update_due; 2756 } 2757 2758 /* Update data structure that monitors level of reference to last GF */ 2759 vpx_memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols)); 2760 cpi->gf_active_count = cm->mb_rows * cm->mb_cols; 2761 2762 /* this frame refreshes means next frames don't unless specified by user */ 2763 cpi->frames_since_golden = 0; 2764 2765 /* Clear the alternate reference update pending flag. */ 2766 cpi->source_alt_ref_pending = 0; 2767 2768 /* Set the alternate reference frame active flag */ 2769 cpi->source_alt_ref_active = 1; 2770 2771 2772} 2773static void update_golden_frame_stats(VP8_COMP *cpi) 2774{ 2775 VP8_COMMON *cm = &cpi->common; 2776 2777 /* Update the Golden frame usage counts. */ 2778 if (cm->refresh_golden_frame) 2779 { 2780 /* Select an interval before next GF */ 2781 if (!cpi->auto_gold) 2782 cpi->frames_till_gf_update_due = DEFAULT_GF_INTERVAL; 2783 2784 if ((cpi->pass != 2) && (cpi->frames_till_gf_update_due > 0)) 2785 { 2786 cpi->current_gf_interval = cpi->frames_till_gf_update_due; 2787 2788 /* Set the bits per frame that we should try and recover in 2789 * subsequent inter frames to account for the extra GF spend... 2790 * note that his does not apply for GF updates that occur 2791 * coincident with a key frame as the extra cost of key frames 2792 * is dealt with elsewhere. 2793 */ 2794 if ((cm->frame_type != KEY_FRAME) && !cpi->source_alt_ref_active) 2795 { 2796 /* Calcluate GF bits to be recovered 2797 * Projected size - av frame bits available for inter 2798 * frames for clip as a whole 2799 */ 2800 cpi->gf_overspend_bits += (cpi->projected_frame_size - cpi->inter_frame_target); 2801 } 2802 2803 cpi->non_gf_bitrate_adjustment = cpi->gf_overspend_bits / cpi->frames_till_gf_update_due; 2804 2805 } 2806 2807 /* Update data structure that monitors level of reference to last GF */ 2808 vpx_memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols)); 2809 cpi->gf_active_count = cm->mb_rows * cm->mb_cols; 2810 2811 /* this frame refreshes means next frames don't unless specified by 2812 * user 2813 */ 2814 cm->refresh_golden_frame = 0; 2815 cpi->frames_since_golden = 0; 2816 2817 cpi->recent_ref_frame_usage[INTRA_FRAME] = 1; 2818 cpi->recent_ref_frame_usage[LAST_FRAME] = 1; 2819 cpi->recent_ref_frame_usage[GOLDEN_FRAME] = 1; 2820 cpi->recent_ref_frame_usage[ALTREF_FRAME] = 1; 2821 2822 /* ******** Fixed Q test code only ************ */ 2823 /* If we are going to use the ALT reference for the next group of 2824 * frames set a flag to say so. 2825 */ 2826 if (cpi->oxcf.fixed_q >= 0 && 2827 cpi->oxcf.play_alternate && !cpi->common.refresh_alt_ref_frame) 2828 { 2829 cpi->source_alt_ref_pending = 1; 2830 cpi->frames_till_gf_update_due = cpi->baseline_gf_interval; 2831 } 2832 2833 if (!cpi->source_alt_ref_pending) 2834 cpi->source_alt_ref_active = 0; 2835 2836 /* Decrement count down till next gf */ 2837 if (cpi->frames_till_gf_update_due > 0) 2838 cpi->frames_till_gf_update_due--; 2839 2840 } 2841 else if (!cpi->common.refresh_alt_ref_frame) 2842 { 2843 /* Decrement count down till next gf */ 2844 if (cpi->frames_till_gf_update_due > 0) 2845 cpi->frames_till_gf_update_due--; 2846 2847 if (cpi->frames_till_alt_ref_frame) 2848 cpi->frames_till_alt_ref_frame --; 2849 2850 cpi->frames_since_golden ++; 2851 2852 if (cpi->frames_since_golden > 1) 2853 { 2854 cpi->recent_ref_frame_usage[INTRA_FRAME] += 2855 cpi->mb.count_mb_ref_frame_usage[INTRA_FRAME]; 2856 cpi->recent_ref_frame_usage[LAST_FRAME] += 2857 cpi->mb.count_mb_ref_frame_usage[LAST_FRAME]; 2858 cpi->recent_ref_frame_usage[GOLDEN_FRAME] += 2859 cpi->mb.count_mb_ref_frame_usage[GOLDEN_FRAME]; 2860 cpi->recent_ref_frame_usage[ALTREF_FRAME] += 2861 cpi->mb.count_mb_ref_frame_usage[ALTREF_FRAME]; 2862 } 2863 } 2864} 2865 2866/* This function updates the reference frame probability estimates that 2867 * will be used during mode selection 2868 */ 2869static void update_rd_ref_frame_probs(VP8_COMP *cpi) 2870{ 2871 VP8_COMMON *cm = &cpi->common; 2872 2873 const int *const rfct = cpi->mb.count_mb_ref_frame_usage; 2874 const int rf_intra = rfct[INTRA_FRAME]; 2875 const int rf_inter = rfct[LAST_FRAME] + rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME]; 2876 2877 if (cm->frame_type == KEY_FRAME) 2878 { 2879 cpi->prob_intra_coded = 255; 2880 cpi->prob_last_coded = 128; 2881 cpi->prob_gf_coded = 128; 2882 } 2883 else if (!(rf_intra + rf_inter)) 2884 { 2885 cpi->prob_intra_coded = 63; 2886 cpi->prob_last_coded = 128; 2887 cpi->prob_gf_coded = 128; 2888 } 2889 2890 /* update reference frame costs since we can do better than what we got 2891 * last frame. 2892 */ 2893 if (cpi->oxcf.number_of_layers == 1) 2894 { 2895 if (cpi->common.refresh_alt_ref_frame) 2896 { 2897 cpi->prob_intra_coded += 40; 2898 if (cpi->prob_intra_coded > 255) 2899 cpi->prob_intra_coded = 255; 2900 cpi->prob_last_coded = 200; 2901 cpi->prob_gf_coded = 1; 2902 } 2903 else if (cpi->frames_since_golden == 0) 2904 { 2905 cpi->prob_last_coded = 214; 2906 } 2907 else if (cpi->frames_since_golden == 1) 2908 { 2909 cpi->prob_last_coded = 192; 2910 cpi->prob_gf_coded = 220; 2911 } 2912 else if (cpi->source_alt_ref_active) 2913 { 2914 cpi->prob_gf_coded -= 20; 2915 2916 if (cpi->prob_gf_coded < 10) 2917 cpi->prob_gf_coded = 10; 2918 } 2919 if (!cpi->source_alt_ref_active) 2920 cpi->prob_gf_coded = 255; 2921 } 2922} 2923 2924 2925/* 1 = key, 0 = inter */ 2926static int decide_key_frame(VP8_COMP *cpi) 2927{ 2928 VP8_COMMON *cm = &cpi->common; 2929 2930 int code_key_frame = 0; 2931 2932 cpi->kf_boost = 0; 2933 2934 if (cpi->Speed > 11) 2935 return 0; 2936 2937 /* Clear down mmx registers */ 2938 vp8_clear_system_state(); 2939 2940 if ((cpi->compressor_speed == 2) && (cpi->Speed >= 5) && (cpi->sf.RD == 0)) 2941 { 2942 double change = 1.0 * abs((int)(cpi->mb.intra_error - 2943 cpi->last_intra_error)) / (1 + cpi->last_intra_error); 2944 double change2 = 1.0 * abs((int)(cpi->mb.prediction_error - 2945 cpi->last_prediction_error)) / (1 + cpi->last_prediction_error); 2946 double minerror = cm->MBs * 256; 2947 2948 cpi->last_intra_error = cpi->mb.intra_error; 2949 cpi->last_prediction_error = cpi->mb.prediction_error; 2950 2951 if (10 * cpi->mb.intra_error / (1 + cpi->mb.prediction_error) < 15 2952 && cpi->mb.prediction_error > minerror 2953 && (change > .25 || change2 > .25)) 2954 { 2955 /*(change > 1.4 || change < .75)&& cpi->this_frame_percent_intra > cpi->last_frame_percent_intra + 3*/ 2956 return 1; 2957 } 2958 2959 return 0; 2960 2961 } 2962 2963 /* If the following are true we might as well code a key frame */ 2964 if (((cpi->this_frame_percent_intra == 100) && 2965 (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra + 2))) || 2966 ((cpi->this_frame_percent_intra > 95) && 2967 (cpi->this_frame_percent_intra >= (cpi->last_frame_percent_intra + 5)))) 2968 { 2969 code_key_frame = 1; 2970 } 2971 /* in addition if the following are true and this is not a golden frame 2972 * then code a key frame Note that on golden frames there often seems 2973 * to be a pop in intra useage anyway hence this restriction is 2974 * designed to prevent spurious key frames. The Intra pop needs to be 2975 * investigated. 2976 */ 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)))) 2983 { 2984 if (!cm->refresh_golden_frame) 2985 code_key_frame = 1; 2986 } 2987 2988 return code_key_frame; 2989 2990} 2991 2992#if !(CONFIG_REALTIME_ONLY) 2993static void Pass1Encode(VP8_COMP *cpi, unsigned long *size, unsigned char *dest, unsigned int *frame_flags) 2994{ 2995 (void) size; 2996 (void) dest; 2997 (void) frame_flags; 2998 vp8_set_quantizer(cpi, 26); 2999 3000 vp8_first_pass(cpi); 3001} 3002#endif 3003 3004#if 0 3005void write_cx_frame_to_file(YV12_BUFFER_CONFIG *frame, int this_frame) 3006{ 3007 3008 /* write the frame */ 3009 FILE *yframe; 3010 int i; 3011 char filename[255]; 3012 3013 sprintf(filename, "cx\\y%04d.raw", this_frame); 3014 yframe = fopen(filename, "wb"); 3015 3016 for (i = 0; i < frame->y_height; i++) 3017 fwrite(frame->y_buffer + i * frame->y_stride, frame->y_width, 1, yframe); 3018 3019 fclose(yframe); 3020 sprintf(filename, "cx\\u%04d.raw", this_frame); 3021 yframe = fopen(filename, "wb"); 3022 3023 for (i = 0; i < frame->uv_height; i++) 3024 fwrite(frame->u_buffer + i * frame->uv_stride, frame->uv_width, 1, yframe); 3025 3026 fclose(yframe); 3027 sprintf(filename, "cx\\v%04d.raw", this_frame); 3028 yframe = fopen(filename, "wb"); 3029 3030 for (i = 0; i < frame->uv_height; i++) 3031 fwrite(frame->v_buffer + i * frame->uv_stride, frame->uv_width, 1, yframe); 3032 3033 fclose(yframe); 3034} 3035#endif 3036/* return of 0 means drop frame */ 3037 3038/* Function to test for conditions that indeicate we should loop 3039 * back and recode a frame. 3040 */ 3041static int recode_loop_test( VP8_COMP *cpi, 3042 int high_limit, int low_limit, 3043 int q, int maxq, int minq ) 3044{ 3045 int force_recode = 0; 3046 VP8_COMMON *cm = &cpi->common; 3047 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 */ 3052 if ( (cpi->sf.recode_loop == 1) || 3053 ( (cpi->sf.recode_loop == 2) && 3054 ( (cm->frame_type == KEY_FRAME) || 3055 cm->refresh_golden_frame || 3056 cm->refresh_alt_ref_frame ) ) ) 3057 { 3058 /* General over and under shoot tests */ 3059 if ( ((cpi->projected_frame_size > high_limit) && (q < maxq)) || 3060 ((cpi->projected_frame_size < low_limit) && (q > minq)) ) 3061 { 3062 force_recode = 1; 3063 } 3064 /* Special Constrained quality tests */ 3065 else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) 3066 { 3067 /* Undershoot and below auto cq level */ 3068 if ( (q > cpi->cq_target_quality) && 3069 (cpi->projected_frame_size < 3070 ((cpi->this_frame_target * 7) >> 3))) 3071 { 3072 force_recode = 1; 3073 } 3074 /* Severe undershoot and between auto and user cq level */ 3075 else if ( (q > cpi->oxcf.cq_level) && 3076 (cpi->projected_frame_size < cpi->min_frame_bandwidth) && 3077 (cpi->active_best_quality > cpi->oxcf.cq_level)) 3078 { 3079 force_recode = 1; 3080 cpi->active_best_quality = cpi->oxcf.cq_level; 3081 } 3082 } 3083 } 3084 3085 return force_recode; 3086} 3087 3088static void update_reference_frames(VP8_COMP *cpi) 3089{ 3090 VP8_COMMON *cm = &cpi->common; 3091 YV12_BUFFER_CONFIG *yv12_fb = cm->yv12_fb; 3092 3093 /* At this point the new frame has been encoded. 3094 * If any buffer copy / swapping is signaled it should be done here. 3095 */ 3096 3097 if (cm->frame_type == KEY_FRAME) 3098 { 3099 yv12_fb[cm->new_fb_idx].flags |= VP8_GOLD_FRAME | VP8_ALTR_FRAME ; 3100 3101 yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FRAME; 3102 yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALTR_FRAME; 3103 3104 cm->alt_fb_idx = cm->gld_fb_idx = cm->new_fb_idx; 3105 3106#if CONFIG_MULTI_RES_ENCODING 3107 cpi->current_ref_frames[GOLDEN_FRAME] = cm->current_video_frame; 3108 cpi->current_ref_frames[ALTREF_FRAME] = cm->current_video_frame; 3109#endif 3110 } 3111 else /* For non key frames */ 3112 { 3113 if (cm->refresh_alt_ref_frame) 3114 { 3115 assert(!cm->copy_buffer_to_arf); 3116 3117 cm->yv12_fb[cm->new_fb_idx].flags |= VP8_ALTR_FRAME; 3118 cm->yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALTR_FRAME; 3119 cm->alt_fb_idx = cm->new_fb_idx; 3120 3121#if CONFIG_MULTI_RES_ENCODING 3122 cpi->current_ref_frames[ALTREF_FRAME] = cm->current_video_frame; 3123#endif 3124 } 3125 else if (cm->copy_buffer_to_arf) 3126 { 3127 assert(!(cm->copy_buffer_to_arf & ~0x3)); 3128 3129 if (cm->copy_buffer_to_arf == 1) 3130 { 3131 if(cm->alt_fb_idx != cm->lst_fb_idx) 3132 { 3133 yv12_fb[cm->lst_fb_idx].flags |= VP8_ALTR_FRAME; 3134 yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALTR_FRAME; 3135 cm->alt_fb_idx = cm->lst_fb_idx; 3136 3137#if CONFIG_MULTI_RES_ENCODING 3138 cpi->current_ref_frames[ALTREF_FRAME] = 3139 cpi->current_ref_frames[LAST_FRAME]; 3140#endif 3141 } 3142 } 3143 else /* if (cm->copy_buffer_to_arf == 2) */ 3144 { 3145 if(cm->alt_fb_idx != cm->gld_fb_idx) 3146 { 3147 yv12_fb[cm->gld_fb_idx].flags |= VP8_ALTR_FRAME; 3148 yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALTR_FRAME; 3149 cm->alt_fb_idx = cm->gld_fb_idx; 3150 3151#if CONFIG_MULTI_RES_ENCODING 3152 cpi->current_ref_frames[ALTREF_FRAME] = 3153 cpi->current_ref_frames[GOLDEN_FRAME]; 3154#endif 3155 } 3156 } 3157 } 3158 3159 if (cm->refresh_golden_frame) 3160 { 3161 assert(!cm->copy_buffer_to_gf); 3162 3163 cm->yv12_fb[cm->new_fb_idx].flags |= VP8_GOLD_FRAME; 3164 cm->yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FRAME; 3165 cm->gld_fb_idx = cm->new_fb_idx; 3166 3167#if CONFIG_MULTI_RES_ENCODING 3168 cpi->current_ref_frames[GOLDEN_FRAME] = cm->current_video_frame; 3169#endif 3170 } 3171 else if (cm->copy_buffer_to_gf) 3172 { 3173 assert(!(cm->copy_buffer_to_arf & ~0x3)); 3174 3175 if (cm->copy_buffer_to_gf == 1) 3176 { 3177 if(cm->gld_fb_idx != cm->lst_fb_idx) 3178 { 3179 yv12_fb[cm->lst_fb_idx].flags |= VP8_GOLD_FRAME; 3180 yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FRAME; 3181 cm->gld_fb_idx = cm->lst_fb_idx; 3182 3183#if CONFIG_MULTI_RES_ENCODING 3184 cpi->current_ref_frames[GOLDEN_FRAME] = 3185 cpi->current_ref_frames[LAST_FRAME]; 3186#endif 3187 } 3188 } 3189 else /* if (cm->copy_buffer_to_gf == 2) */ 3190 { 3191 if(cm->alt_fb_idx != cm->gld_fb_idx) 3192 { 3193 yv12_fb[cm->alt_fb_idx].flags |= VP8_GOLD_FRAME; 3194 yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FRAME; 3195 cm->gld_fb_idx = cm->alt_fb_idx; 3196 3197#if CONFIG_MULTI_RES_ENCODING 3198 cpi->current_ref_frames[GOLDEN_FRAME] = 3199 cpi->current_ref_frames[ALTREF_FRAME]; 3200#endif 3201 } 3202 } 3203 } 3204 } 3205 3206 if (cm->refresh_last_frame) 3207 { 3208 cm->yv12_fb[cm->new_fb_idx].flags |= VP8_LAST_FRAME; 3209 cm->yv12_fb[cm->lst_fb_idx].flags &= ~VP8_LAST_FRAME; 3210 cm->lst_fb_idx = cm->new_fb_idx; 3211 3212#if CONFIG_MULTI_RES_ENCODING 3213 cpi->current_ref_frames[LAST_FRAME] = cm->current_video_frame; 3214#endif 3215 } 3216 3217#if CONFIG_TEMPORAL_DENOISING 3218 if (cpi->oxcf.noise_sensitivity) 3219 { 3220 /* we shouldn't have to keep multiple copies as we know in advance which 3221 * buffer we should start - for now to get something up and running 3222 * I've chosen to copy the buffers 3223 */ 3224 if (cm->frame_type == KEY_FRAME) 3225 { 3226 int i; 3227 vp8_yv12_copy_frame( 3228 cpi->Source, 3229 &cpi->denoiser.yv12_running_avg[LAST_FRAME]); 3230 3231 vp8_yv12_extend_frame_borders( 3232 &cpi->denoiser.yv12_running_avg[LAST_FRAME]); 3233 3234 for (i = 2; i < MAX_REF_FRAMES - 1; i++) 3235 vp8_yv12_copy_frame( 3236 &cpi->denoiser.yv12_running_avg[LAST_FRAME], 3237 &cpi->denoiser.yv12_running_avg[i]); 3238 } 3239 else /* For non key frames */ 3240 { 3241 vp8_yv12_extend_frame_borders( 3242 &cpi->denoiser.yv12_running_avg[INTRA_FRAME]); 3243 3244 if (cm->refresh_alt_ref_frame || cm->copy_buffer_to_arf) 3245 { 3246 vp8_yv12_copy_frame( 3247 &cpi->denoiser.yv12_running_avg[INTRA_FRAME], 3248 &cpi->denoiser.yv12_running_avg[ALTREF_FRAME]); 3249 } 3250 if (cm->refresh_golden_frame || cm->copy_buffer_to_gf) 3251 { 3252 vp8_yv12_copy_frame( 3253 &cpi->denoiser.yv12_running_avg[INTRA_FRAME], 3254 &cpi->denoiser.yv12_running_avg[GOLDEN_FRAME]); 3255 } 3256 if(cm->refresh_last_frame) 3257 { 3258 vp8_yv12_copy_frame( 3259 &cpi->denoiser.yv12_running_avg[INTRA_FRAME], 3260 &cpi->denoiser.yv12_running_avg[LAST_FRAME]); 3261 } 3262 } 3263 3264 } 3265#endif 3266 3267} 3268 3269void vp8_loopfilter_frame(VP8_COMP *cpi, VP8_COMMON *cm) 3270{ 3271 const FRAME_TYPE frame_type = cm->frame_type; 3272 3273 if (cm->no_lpf) 3274 { 3275 cm->filter_level = 0; 3276 } 3277 else 3278 { 3279 struct vpx_usec_timer timer; 3280 3281 vp8_clear_system_state(); 3282 3283 vpx_usec_timer_start(&timer); 3284 if (cpi->sf.auto_filter == 0) 3285 vp8cx_pick_filter_level_fast(cpi->Source, cpi); 3286 3287 else 3288 vp8cx_pick_filter_level(cpi->Source, cpi); 3289 3290 if (cm->filter_level > 0) 3291 { 3292 vp8cx_set_alt_lf_level(cpi, cm->filter_level); 3293 } 3294 3295 vpx_usec_timer_mark(&timer); 3296 cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer); 3297 } 3298 3299#if CONFIG_MULTITHREAD 3300 if (cpi->b_multi_threaded) 3301 sem_post(&cpi->h_event_end_lpf); /* signal that we have set filter_level */ 3302#endif 3303 3304 if (cm->filter_level > 0) 3305 { 3306 vp8_loop_filter_frame(cm, &cpi->mb.e_mbd, frame_type); 3307 } 3308 3309 vp8_yv12_extend_frame_borders(cm->frame_to_show); 3310 3311} 3312 3313static void encode_frame_to_data_rate 3314( 3315 VP8_COMP *cpi, 3316 unsigned long *size, 3317 unsigned char *dest, 3318 unsigned char* dest_end, 3319 unsigned int *frame_flags 3320) 3321{ 3322 int Q; 3323 int frame_over_shoot_limit; 3324 int frame_under_shoot_limit; 3325 3326 int Loop = 0; 3327 int loop_count; 3328 3329 VP8_COMMON *cm = &cpi->common; 3330 int active_worst_qchanged = 0; 3331 3332#if !(CONFIG_REALTIME_ONLY) 3333 int q_low; 3334 int q_high; 3335 int zbin_oq_high; 3336 int zbin_oq_low = 0; 3337 int top_index; 3338 int bottom_index; 3339 int overshoot_seen = 0; 3340 int undershoot_seen = 0; 3341#endif 3342 3343 int drop_mark = (int)(cpi->oxcf.drop_frames_water_mark * 3344 cpi->oxcf.optimal_buffer_level / 100); 3345 int drop_mark75 = drop_mark * 2 / 3; 3346 int drop_mark50 = drop_mark / 4; 3347 int drop_mark25 = drop_mark / 8; 3348 3349 3350 /* Clear down mmx registers to allow floating point in what follows */ 3351 vp8_clear_system_state(); 3352 3353#if CONFIG_MULTITHREAD 3354 /* wait for the last picture loopfilter thread done */ 3355 if (cpi->b_lpf_running) 3356 { 3357 sem_wait(&cpi->h_event_end_lpf); 3358 cpi->b_lpf_running = 0; 3359 } 3360#endif 3361 3362 if(cpi->force_next_frame_intra) 3363 { 3364 cm->frame_type = KEY_FRAME; /* delayed intra frame */ 3365 cpi->force_next_frame_intra = 0; 3366 } 3367 3368 /* For an alt ref frame in 2 pass we skip the call to the second pass 3369 * function that sets the target bandwidth 3370 */ 3371#if !(CONFIG_REALTIME_ONLY) 3372 3373 if (cpi->pass == 2) 3374 { 3375 if (cpi->common.refresh_alt_ref_frame) 3376 { 3377 /* Per frame bit target for the alt ref frame */ 3378 cpi->per_frame_bandwidth = cpi->twopass.gf_bits; 3379 /* per second target bitrate */ 3380 cpi->target_bandwidth = (int)(cpi->twopass.gf_bits * 3381 cpi->output_framerate); 3382 } 3383 } 3384 else 3385#endif 3386 cpi->per_frame_bandwidth = (int)(cpi->target_bandwidth / cpi->output_framerate); 3387 3388 /* Default turn off buffer to buffer copying */ 3389 cm->copy_buffer_to_gf = 0; 3390 cm->copy_buffer_to_arf = 0; 3391 3392 /* Clear zbin over-quant value and mode boost values. */ 3393 cpi->mb.zbin_over_quant = 0; 3394 cpi->mb.zbin_mode_boost = 0; 3395 3396 /* Enable or disable mode based tweaking of the zbin 3397 * For 2 Pass Only used where GF/ARF prediction quality 3398 * is above a threshold 3399 */ 3400 cpi->mb.zbin_mode_boost_enabled = 1; 3401 if (cpi->pass == 2) 3402 { 3403 if ( cpi->gfu_boost <= 400 ) 3404 { 3405 cpi->mb.zbin_mode_boost_enabled = 0; 3406 } 3407 } 3408 3409 /* Current default encoder behaviour for the altref sign bias */ 3410 if (cpi->source_alt_ref_active) 3411 cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 1; 3412 else 3413 cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 0; 3414 3415 /* Check to see if a key frame is signaled 3416 * For two pass with auto key frame enabled cm->frame_type may already 3417 * be set, but not for one pass. 3418 */ 3419 if ((cm->current_video_frame == 0) || 3420 (cm->frame_flags & FRAMEFLAGS_KEY) || 3421 (cpi->oxcf.auto_key && (cpi->frames_since_key % cpi->key_frame_frequency == 0))) 3422 { 3423 /* Key frame from VFW/auto-keyframe/first frame */ 3424 cm->frame_type = KEY_FRAME; 3425 } 3426 3427#if CONFIG_MULTI_RES_ENCODING 3428 /* In multi-resolution encoding, frame_type is decided by lowest-resolution 3429 * encoder. Same frame_type is adopted while encoding at other resolution. 3430 */ 3431 if (cpi->oxcf.mr_encoder_id) 3432 { 3433 LOWER_RES_FRAME_INFO* low_res_frame_info 3434 = (LOWER_RES_FRAME_INFO*)cpi->oxcf.mr_low_res_mode_info; 3435 3436 cm->frame_type = low_res_frame_info->frame_type; 3437 3438 if(cm->frame_type != KEY_FRAME) 3439 { 3440 cpi->mr_low_res_mv_avail = 1; 3441 cpi->mr_low_res_mv_avail &= !(low_res_frame_info->is_frame_dropped); 3442 3443 if (cpi->ref_frame_flags & VP8_LAST_FRAME) 3444 cpi->mr_low_res_mv_avail &= (cpi->current_ref_frames[LAST_FRAME] 3445 == low_res_frame_info->low_res_ref_frames[LAST_FRAME]); 3446 3447 if (cpi->ref_frame_flags & VP8_GOLD_FRAME) 3448 cpi->mr_low_res_mv_avail &= (cpi->current_ref_frames[GOLDEN_FRAME] 3449 == low_res_frame_info->low_res_ref_frames[GOLDEN_FRAME]); 3450 3451 if (cpi->ref_frame_flags & VP8_ALTR_FRAME) 3452 cpi->mr_low_res_mv_avail &= (cpi->current_ref_frames[ALTREF_FRAME] 3453 == low_res_frame_info->low_res_ref_frames[ALTREF_FRAME]); 3454 } 3455 } 3456#endif 3457 3458 /* Set various flags etc to special state if it is a key frame */ 3459 if (cm->frame_type == KEY_FRAME) 3460 { 3461 int i; 3462 3463 // Set the loop filter deltas and segmentation map update 3464 setup_features(cpi); 3465 3466 /* The alternate reference frame cannot be active for a key frame */ 3467 cpi->source_alt_ref_active = 0; 3468 3469 /* Reset the RD threshold multipliers to default of * 1 (128) */ 3470 for (i = 0; i < MAX_MODES; i++) 3471 { 3472 cpi->mb.rd_thresh_mult[i] = 128; 3473 } 3474 } 3475 3476#if 0 3477 /* Experimental code for lagged compress and one pass 3478 * Initialise one_pass GF frames stats 3479 * Update stats used for GF selection 3480 */ 3481 { 3482 cpi->one_pass_frame_index = cm->current_video_frame % MAX_LAG_BUFFERS; 3483 3484 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frames_so_far = 0; 3485 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_intra_error = 0.0; 3486 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_coded_error = 0.0; 3487 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_pcnt_inter = 0.0; 3488 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_pcnt_motion = 0.0; 3489 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvr = 0.0; 3490 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvr_abs = 0.0; 3491 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvc = 0.0; 3492 cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvc_abs = 0.0; 3493 } 3494#endif 3495 3496 update_rd_ref_frame_probs(cpi); 3497 3498 if (cpi->drop_frames_allowed) 3499 { 3500 /* The reset to decimation 0 is only done here for one pass. 3501 * Once it is set two pass leaves decimation on till the next kf. 3502 */ 3503 if ((cpi->buffer_level > drop_mark) && (cpi->decimation_factor > 0)) 3504 cpi->decimation_factor --; 3505 3506 if (cpi->buffer_level > drop_mark75 && cpi->decimation_factor > 0) 3507 cpi->decimation_factor = 1; 3508 3509 else if (cpi->buffer_level < drop_mark25 && (cpi->decimation_factor == 2 || cpi->decimation_factor == 3)) 3510 { 3511 cpi->decimation_factor = 3; 3512 } 3513 else if (cpi->buffer_level < drop_mark50 && (cpi->decimation_factor == 1 || cpi->decimation_factor == 2)) 3514 { 3515 cpi->decimation_factor = 2; 3516 } 3517 else if (cpi->buffer_level < drop_mark75 && (cpi->decimation_factor == 0 || cpi->decimation_factor == 1)) 3518 { 3519 cpi->decimation_factor = 1; 3520 } 3521 } 3522 3523 /* The following decimates the frame rate according to a regular 3524 * pattern (i.e. to 1/2 or 2/3 frame rate) This can be used to help 3525 * prevent buffer under-run in CBR mode. Alternatively it might be 3526 * desirable in some situations to drop frame rate but throw more bits 3527 * at each frame. 3528 * 3529 * Note that dropping a key frame can be problematic if spatial 3530 * resampling is also active 3531 */ 3532 if (cpi->decimation_factor > 0) 3533 { 3534 switch (cpi->decimation_factor) 3535 { 3536 case 1: 3537 cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 3 / 2; 3538 break; 3539 case 2: 3540 cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 5 / 4; 3541 break; 3542 case 3: 3543 cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 5 / 4; 3544 break; 3545 } 3546 3547 /* Note that we should not throw out a key frame (especially when 3548 * spatial resampling is enabled). 3549 */ 3550 if (cm->frame_type == KEY_FRAME) 3551 { 3552 cpi->decimation_count = cpi->decimation_factor; 3553 } 3554 else if (cpi->decimation_count > 0) 3555 { 3556 cpi->decimation_count --; 3557 3558 cpi->bits_off_target += cpi->av_per_frame_bandwidth; 3559 if (cpi->bits_off_target > cpi->oxcf.maximum_buffer_size) 3560 cpi->bits_off_target = cpi->oxcf.maximum_buffer_size; 3561 3562#if CONFIG_MULTI_RES_ENCODING 3563 vp8_store_drop_frame_info(cpi); 3564#endif 3565 3566 cm->current_video_frame++; 3567 cpi->frames_since_key++; 3568 // We advance the temporal pattern for dropped frames. 3569 cpi->temporal_pattern_counter++; 3570 3571#if CONFIG_INTERNAL_STATS 3572 cpi->count ++; 3573#endif 3574 3575 cpi->buffer_level = cpi->bits_off_target; 3576 3577 if (cpi->oxcf.number_of_layers > 1) 3578 { 3579 unsigned int i; 3580 3581 /* Propagate bits saved by dropping the frame to higher 3582 * layers 3583 */ 3584 for (i=cpi->current_layer+1; i<cpi->oxcf.number_of_layers; i++) 3585 { 3586 LAYER_CONTEXT *lc = &cpi->layer_context[i]; 3587 lc->bits_off_target += (int)(lc->target_bandwidth / 3588 lc->framerate); 3589 if (lc->bits_off_target > lc->maximum_buffer_size) 3590 lc->bits_off_target = lc->maximum_buffer_size; 3591 lc->buffer_level = lc->bits_off_target; 3592 } 3593 } 3594 3595 return; 3596 } 3597 else 3598 cpi->decimation_count = cpi->decimation_factor; 3599 } 3600 else 3601 cpi->decimation_count = 0; 3602 3603 /* Decide how big to make the frame */ 3604 if (!vp8_pick_frame_size(cpi)) 3605 { 3606 /*TODO: 2 drop_frame and return code could be put together. */ 3607#if CONFIG_MULTI_RES_ENCODING 3608 vp8_store_drop_frame_info(cpi); 3609#endif 3610 cm->current_video_frame++; 3611 cpi->frames_since_key++; 3612 // We advance the temporal pattern for dropped frames. 3613 cpi->temporal_pattern_counter++; 3614 return; 3615 } 3616 3617 /* Reduce active_worst_allowed_q for CBR if our buffer is getting too full. 3618 * This has a knock on effect on active best quality as well. 3619 * For CBR if the buffer reaches its maximum level then we can no longer 3620 * save up bits for later frames so we might as well use them up 3621 * on the current frame. 3622 */ 3623 if ((cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) && 3624 (cpi->buffer_level >= cpi->oxcf.optimal_buffer_level) && cpi->buffered_mode) 3625 { 3626 /* Max adjustment is 1/4 */ 3627 int Adjustment = cpi->active_worst_quality / 4; 3628 3629 if (Adjustment) 3630 { 3631 int buff_lvl_step; 3632 3633 if (cpi->buffer_level < cpi->oxcf.maximum_buffer_size) 3634 { 3635 buff_lvl_step = (int) 3636 ((cpi->oxcf.maximum_buffer_size - 3637 cpi->oxcf.optimal_buffer_level) / 3638 Adjustment); 3639 3640 if (buff_lvl_step) 3641 Adjustment = (int) 3642 ((cpi->buffer_level - 3643 cpi->oxcf.optimal_buffer_level) / 3644 buff_lvl_step); 3645 else 3646 Adjustment = 0; 3647 } 3648 3649 cpi->active_worst_quality -= Adjustment; 3650 3651 if(cpi->active_worst_quality < cpi->active_best_quality) 3652 cpi->active_worst_quality = cpi->active_best_quality; 3653 } 3654 } 3655 3656 /* Set an active best quality and if necessary active worst quality 3657 * There is some odd behavior for one pass here that needs attention. 3658 */ 3659 if ( (cpi->pass == 2) || (cpi->ni_frames > 150)) 3660 { 3661 vp8_clear_system_state(); 3662 3663 Q = cpi->active_worst_quality; 3664 3665 if ( cm->frame_type == KEY_FRAME ) 3666 { 3667 if ( cpi->pass == 2 ) 3668 { 3669 if (cpi->gfu_boost > 600) 3670 cpi->active_best_quality = kf_low_motion_minq[Q]; 3671 else 3672 cpi->active_best_quality = kf_high_motion_minq[Q]; 3673 3674 /* Special case for key frames forced because we have reached 3675 * the maximum key frame interval. Here force the Q to a range 3676 * based on the ambient Q to reduce the risk of popping 3677 */ 3678 if ( cpi->this_key_frame_forced ) 3679 { 3680 if ( cpi->active_best_quality > cpi->avg_frame_qindex * 7/8) 3681 cpi->active_best_quality = cpi->avg_frame_qindex * 7/8; 3682 else if ( cpi->active_best_quality < cpi->avg_frame_qindex >> 2 ) 3683 cpi->active_best_quality = cpi->avg_frame_qindex >> 2; 3684 } 3685 } 3686 /* One pass more conservative */ 3687 else 3688 cpi->active_best_quality = kf_high_motion_minq[Q]; 3689 } 3690 3691 else if (cpi->oxcf.number_of_layers==1 && 3692 (cm->refresh_golden_frame || cpi->common.refresh_alt_ref_frame)) 3693 { 3694 /* Use the lower of cpi->active_worst_quality and recent 3695 * average Q as basis for GF/ARF Q limit unless last frame was 3696 * a key frame. 3697 */ 3698 if ( (cpi->frames_since_key > 1) && 3699 (cpi->avg_frame_qindex < cpi->active_worst_quality) ) 3700 { 3701 Q = cpi->avg_frame_qindex; 3702 } 3703 3704 /* For constrained quality dont allow Q less than the cq level */ 3705 if ( (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) && 3706 (Q < cpi->cq_target_quality) ) 3707 { 3708 Q = cpi->cq_target_quality; 3709 } 3710 3711 if ( cpi->pass == 2 ) 3712 { 3713 if ( cpi->gfu_boost > 1000 ) 3714 cpi->active_best_quality = gf_low_motion_minq[Q]; 3715 else if ( cpi->gfu_boost < 400 ) 3716 cpi->active_best_quality = gf_high_motion_minq[Q]; 3717 else 3718 cpi->active_best_quality = gf_mid_motion_minq[Q]; 3719 3720 /* Constrained quality use slightly lower active best. */ 3721 if ( cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY ) 3722 { 3723 cpi->active_best_quality = 3724 cpi->active_best_quality * 15/16; 3725 } 3726 } 3727 /* One pass more conservative */ 3728 else 3729 cpi->active_best_quality = gf_high_motion_minq[Q]; 3730 } 3731 else 3732 { 3733 cpi->active_best_quality = inter_minq[Q]; 3734 3735 /* For the constant/constrained quality mode we dont want 3736 * q to fall below the cq level. 3737 */ 3738 if ((cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) && 3739 (cpi->active_best_quality < cpi->cq_target_quality) ) 3740 { 3741 /* If we are strongly undershooting the target rate in the last 3742 * frames then use the user passed in cq value not the auto 3743 * cq value. 3744 */ 3745 if ( cpi->rolling_actual_bits < cpi->min_frame_bandwidth ) 3746 cpi->active_best_quality = cpi->oxcf.cq_level; 3747 else 3748 cpi->active_best_quality = cpi->cq_target_quality; 3749 } 3750 } 3751 3752 /* If CBR and the buffer is as full then it is reasonable to allow 3753 * higher quality on the frames to prevent bits just going to waste. 3754 */ 3755 if (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) 3756 { 3757 /* Note that the use of >= here elliminates the risk of a devide 3758 * by 0 error in the else if clause 3759 */ 3760 if (cpi->buffer_level >= cpi->oxcf.maximum_buffer_size) 3761 cpi->active_best_quality = cpi->best_quality; 3762 3763 else if (cpi->buffer_level > cpi->oxcf.optimal_buffer_level) 3764 { 3765 int Fraction = (int) 3766 (((cpi->buffer_level - cpi->oxcf.optimal_buffer_level) * 128) 3767 / (cpi->oxcf.maximum_buffer_size - 3768 cpi->oxcf.optimal_buffer_level)); 3769 int min_qadjustment = ((cpi->active_best_quality - 3770 cpi->best_quality) * Fraction) / 128; 3771 3772 cpi->active_best_quality -= min_qadjustment; 3773 } 3774 } 3775 } 3776 /* Make sure constrained quality mode limits are adhered to for the first 3777 * few frames of one pass encodes 3778 */ 3779 else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) 3780 { 3781 if ( (cm->frame_type == KEY_FRAME) || 3782 cm->refresh_golden_frame || cpi->common.refresh_alt_ref_frame ) 3783 { 3784 cpi->active_best_quality = cpi->best_quality; 3785 } 3786 else if (cpi->active_best_quality < cpi->cq_target_quality) 3787 { 3788 cpi->active_best_quality = cpi->cq_target_quality; 3789 } 3790 } 3791 3792 /* Clip the active best and worst quality values to limits */ 3793 if (cpi->active_worst_quality > cpi->worst_quality) 3794 cpi->active_worst_quality = cpi->worst_quality; 3795 3796 if (cpi->active_best_quality < cpi->best_quality) 3797 cpi->active_best_quality = cpi->best_quality; 3798 3799 if ( cpi->active_worst_quality < cpi->active_best_quality ) 3800 cpi->active_worst_quality = cpi->active_best_quality; 3801 3802 /* Determine initial Q to try */ 3803 Q = vp8_regulate_q(cpi, cpi->this_frame_target); 3804 3805#if !(CONFIG_REALTIME_ONLY) 3806 3807 /* Set highest allowed value for Zbin over quant */ 3808 if (cm->frame_type == KEY_FRAME) 3809 zbin_oq_high = 0; 3810 else if ((cpi->oxcf.number_of_layers == 1) && ((cm->refresh_alt_ref_frame || 3811 (cm->refresh_golden_frame && !cpi->source_alt_ref_active)))) 3812 { 3813 zbin_oq_high = 16; 3814 } 3815 else 3816 zbin_oq_high = ZBIN_OQ_MAX; 3817#endif 3818 3819 /* Setup background Q adjustment for error resilient mode. 3820 * For multi-layer encodes only enable this for the base layer. 3821 */ 3822 if (cpi->cyclic_refresh_mode_enabled) 3823 { 3824 if (cpi->current_layer==0) 3825 cyclic_background_refresh(cpi, Q, 0); 3826 else 3827 disable_segmentation(cpi); 3828 } 3829 3830 vp8_compute_frame_size_bounds(cpi, &frame_under_shoot_limit, &frame_over_shoot_limit); 3831 3832#if !(CONFIG_REALTIME_ONLY) 3833 /* Limit Q range for the adaptive loop. */ 3834 bottom_index = cpi->active_best_quality; 3835 top_index = cpi->active_worst_quality; 3836 q_low = cpi->active_best_quality; 3837 q_high = cpi->active_worst_quality; 3838#endif 3839 3840 vp8_save_coding_context(cpi); 3841 3842 loop_count = 0; 3843 3844 scale_and_extend_source(cpi->un_scaled_source, cpi); 3845 3846#if !(CONFIG_REALTIME_ONLY) && CONFIG_POSTPROC && !(CONFIG_TEMPORAL_DENOISING) 3847 3848 if (cpi->oxcf.noise_sensitivity > 0) 3849 { 3850 unsigned char *src; 3851 int l = 0; 3852 3853 switch (cpi->oxcf.noise_sensitivity) 3854 { 3855 case 1: 3856 l = 20; 3857 break; 3858 case 2: 3859 l = 40; 3860 break; 3861 case 3: 3862 l = 60; 3863 break; 3864 case 4: 3865 l = 80; 3866 break; 3867 case 5: 3868 l = 100; 3869 break; 3870 case 6: 3871 l = 150; 3872 break; 3873 } 3874 3875 3876 if (cm->frame_type == KEY_FRAME) 3877 { 3878 vp8_de_noise(cm, cpi->Source, cpi->Source, l , 1, 0); 3879 } 3880 else 3881 { 3882 vp8_de_noise(cm, cpi->Source, cpi->Source, l , 1, 0); 3883 3884 src = cpi->Source->y_buffer; 3885 3886 if (cpi->Source->y_stride < 0) 3887 { 3888 src += cpi->Source->y_stride * (cpi->Source->y_height - 1); 3889 } 3890 } 3891 } 3892 3893#endif 3894 3895#ifdef OUTPUT_YUV_SRC 3896 vp8_write_yuv_frame(cpi->Source); 3897#endif 3898 3899 do 3900 { 3901 vp8_clear_system_state(); 3902 3903 vp8_set_quantizer(cpi, Q); 3904 3905 /* setup skip prob for costing in mode/mv decision */ 3906 if (cpi->common.mb_no_coeff_skip) 3907 { 3908 cpi->prob_skip_false = cpi->base_skip_false_prob[Q]; 3909 3910 if (cm->frame_type != KEY_FRAME) 3911 { 3912 if (cpi->common.refresh_alt_ref_frame) 3913 { 3914 if (cpi->last_skip_false_probs[2] != 0) 3915 cpi->prob_skip_false = cpi->last_skip_false_probs[2]; 3916 3917 /* 3918 if(cpi->last_skip_false_probs[2]!=0 && abs(Q- cpi->last_skip_probs_q[2])<=16 ) 3919 cpi->prob_skip_false = cpi->last_skip_false_probs[2]; 3920 else if (cpi->last_skip_false_probs[2]!=0) 3921 cpi->prob_skip_false = (cpi->last_skip_false_probs[2] + cpi->prob_skip_false ) / 2; 3922 */ 3923 } 3924 else if (cpi->common.refresh_golden_frame) 3925 { 3926 if (cpi->last_skip_false_probs[1] != 0) 3927 cpi->prob_skip_false = cpi->last_skip_false_probs[1]; 3928 3929 /* 3930 if(cpi->last_skip_false_probs[1]!=0 && abs(Q- cpi->last_skip_probs_q[1])<=16 ) 3931 cpi->prob_skip_false = cpi->last_skip_false_probs[1]; 3932 else if (cpi->last_skip_false_probs[1]!=0) 3933 cpi->prob_skip_false = (cpi->last_skip_false_probs[1] + cpi->prob_skip_false ) / 2; 3934 */ 3935 } 3936 else 3937 { 3938 if (cpi->last_skip_false_probs[0] != 0) 3939 cpi->prob_skip_false = cpi->last_skip_false_probs[0]; 3940 3941 /* 3942 if(cpi->last_skip_false_probs[0]!=0 && abs(Q- cpi->last_skip_probs_q[0])<=16 ) 3943 cpi->prob_skip_false = cpi->last_skip_false_probs[0]; 3944 else if(cpi->last_skip_false_probs[0]!=0) 3945 cpi->prob_skip_false = (cpi->last_skip_false_probs[0] + cpi->prob_skip_false ) / 2; 3946 */ 3947 } 3948 3949 /* as this is for cost estimate, let's make sure it does not 3950 * go extreme eitehr way 3951 */ 3952 if (cpi->prob_skip_false < 5) 3953 cpi->prob_skip_false = 5; 3954 3955 if (cpi->prob_skip_false > 250) 3956 cpi->prob_skip_false = 250; 3957 3958 if (cpi->oxcf.number_of_layers == 1 && cpi->is_src_frame_alt_ref) 3959 cpi->prob_skip_false = 1; 3960 } 3961 3962#if 0 3963 3964 if (cpi->pass != 1) 3965 { 3966 FILE *f = fopen("skip.stt", "a"); 3967 fprintf(f, "%d, %d, %4d ", cpi->common.refresh_golden_frame, cpi->common.refresh_alt_ref_frame, cpi->prob_skip_false); 3968 fclose(f); 3969 } 3970 3971#endif 3972 3973 } 3974 3975 if (cm->frame_type == KEY_FRAME) 3976 { 3977 if(resize_key_frame(cpi)) 3978 { 3979 /* If the frame size has changed, need to reset Q, quantizer, 3980 * and background refresh. 3981 */ 3982 Q = vp8_regulate_q(cpi, cpi->this_frame_target); 3983 if (cpi->cyclic_refresh_mode_enabled) 3984 { 3985 if (cpi->current_layer==0) 3986 cyclic_background_refresh(cpi, Q, 0); 3987 else 3988 disable_segmentation(cpi); 3989 } 3990 vp8_set_quantizer(cpi, Q); 3991 } 3992 3993 vp8_setup_key_frame(cpi); 3994 } 3995 3996 3997 3998#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING 3999 { 4000 if(cpi->oxcf.error_resilient_mode) 4001 cm->refresh_entropy_probs = 0; 4002 4003 if (cpi->oxcf.error_resilient_mode & VPX_ERROR_RESILIENT_PARTITIONS) 4004 { 4005 if (cm->frame_type == KEY_FRAME) 4006 cm->refresh_entropy_probs = 1; 4007 } 4008 4009 if (cm->refresh_entropy_probs == 0) 4010 { 4011 /* save a copy for later refresh */ 4012 vpx_memcpy(&cm->lfc, &cm->fc, sizeof(cm->fc)); 4013 } 4014 4015 vp8_update_coef_context(cpi); 4016 4017 vp8_update_coef_probs(cpi); 4018 4019 /* transform / motion compensation build reconstruction frame 4020 * +pack coef partitions 4021 */ 4022 vp8_encode_frame(cpi); 4023 4024 /* cpi->projected_frame_size is not needed for RT mode */ 4025 } 4026#else 4027 /* transform / motion compensation build reconstruction frame */ 4028 vp8_encode_frame(cpi); 4029 4030 cpi->projected_frame_size -= vp8_estimate_entropy_savings(cpi); 4031 cpi->projected_frame_size = (cpi->projected_frame_size > 0) ? cpi->projected_frame_size : 0; 4032#endif 4033 vp8_clear_system_state(); 4034 4035 /* Test to see if the stats generated for this frame indicate that 4036 * we should have coded a key frame (assuming that we didn't)! 4037 */ 4038 4039 if (cpi->pass != 2 && cpi->oxcf.auto_key && cm->frame_type != KEY_FRAME 4040 && cpi->compressor_speed != 2) 4041 { 4042#if !(CONFIG_REALTIME_ONLY) 4043 if (decide_key_frame(cpi)) 4044 { 4045 /* Reset all our sizing numbers and recode */ 4046 cm->frame_type = KEY_FRAME; 4047 4048 vp8_pick_frame_size(cpi); 4049 4050 /* Clear the Alt reference frame active flag when we have 4051 * a key frame 4052 */ 4053 cpi->source_alt_ref_active = 0; 4054 4055 // Set the loop filter deltas and segmentation map update 4056 setup_features(cpi); 4057 4058 vp8_restore_coding_context(cpi); 4059 4060 Q = vp8_regulate_q(cpi, cpi->this_frame_target); 4061 4062 vp8_compute_frame_size_bounds(cpi, &frame_under_shoot_limit, &frame_over_shoot_limit); 4063 4064 /* Limit Q range for the adaptive loop. */ 4065 bottom_index = cpi->active_best_quality; 4066 top_index = cpi->active_worst_quality; 4067 q_low = cpi->active_best_quality; 4068 q_high = cpi->active_worst_quality; 4069 4070 loop_count++; 4071 Loop = 1; 4072 4073 continue; 4074 } 4075#endif 4076 } 4077 4078 vp8_clear_system_state(); 4079 4080 if (frame_over_shoot_limit == 0) 4081 frame_over_shoot_limit = 1; 4082 4083 /* Are we are overshooting and up against the limit of active max Q. */ 4084 if (((cpi->pass != 2) || (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER)) && 4085 (Q == cpi->active_worst_quality) && 4086 (cpi->active_worst_quality < cpi->worst_quality) && 4087 (cpi->projected_frame_size > frame_over_shoot_limit)) 4088 { 4089 int over_size_percent = ((cpi->projected_frame_size - frame_over_shoot_limit) * 100) / frame_over_shoot_limit; 4090 4091 /* If so is there any scope for relaxing it */ 4092 while ((cpi->active_worst_quality < cpi->worst_quality) && (over_size_percent > 0)) 4093 { 4094 cpi->active_worst_quality++; 4095 /* Assume 1 qstep = about 4% on frame size. */ 4096 over_size_percent = (int)(over_size_percent * 0.96); 4097 } 4098#if !(CONFIG_REALTIME_ONLY) 4099 top_index = cpi->active_worst_quality; 4100#endif 4101 /* If we have updated the active max Q do not call 4102 * vp8_update_rate_correction_factors() this loop. 4103 */ 4104 active_worst_qchanged = 1; 4105 } 4106 else 4107 active_worst_qchanged = 0; 4108 4109#if !(CONFIG_REALTIME_ONLY) 4110 /* Special case handling for forced key frames */ 4111 if ( (cm->frame_type == KEY_FRAME) && cpi->this_key_frame_forced ) 4112 { 4113 int last_q = Q; 4114 int kf_err = vp8_calc_ss_err(cpi->Source, 4115 &cm->yv12_fb[cm->new_fb_idx]); 4116 4117 /* The key frame is not good enough */ 4118 if ( kf_err > ((cpi->ambient_err * 7) >> 3) ) 4119 { 4120 /* Lower q_high */ 4121 q_high = (Q > q_low) ? (Q - 1) : q_low; 4122 4123 /* Adjust Q */ 4124 Q = (q_high + q_low) >> 1; 4125 } 4126 /* The key frame is much better than the previous frame */ 4127 else if ( kf_err < (cpi->ambient_err >> 1) ) 4128 { 4129 /* Raise q_low */ 4130 q_low = (Q < q_high) ? (Q + 1) : q_high; 4131 4132 /* Adjust Q */ 4133 Q = (q_high + q_low + 1) >> 1; 4134 } 4135 4136 /* Clamp Q to upper and lower limits: */ 4137 if (Q > q_high) 4138 Q = q_high; 4139 else if (Q < q_low) 4140 Q = q_low; 4141 4142 Loop = Q != last_q; 4143 } 4144 4145 /* Is the projected frame size out of range and are we allowed 4146 * to attempt to recode. 4147 */ 4148 else if ( recode_loop_test( cpi, 4149 frame_over_shoot_limit, frame_under_shoot_limit, 4150 Q, top_index, bottom_index ) ) 4151 { 4152 int last_q = Q; 4153 int Retries = 0; 4154 4155 /* Frame size out of permitted range. Update correction factor 4156 * & compute new Q to try... 4157 */ 4158 4159 /* Frame is too large */ 4160 if (cpi->projected_frame_size > cpi->this_frame_target) 4161 { 4162 /* Raise Qlow as to at least the current value */ 4163 q_low = (Q < q_high) ? (Q + 1) : q_high; 4164 4165 /* If we are using over quant do the same for zbin_oq_low */ 4166 if (cpi->mb.zbin_over_quant > 0) 4167 zbin_oq_low = (cpi->mb.zbin_over_quant < zbin_oq_high) ? 4168 (cpi->mb.zbin_over_quant + 1) : zbin_oq_high; 4169 4170 if (undershoot_seen) 4171 { 4172 /* Update rate_correction_factor unless 4173 * cpi->active_worst_quality has changed. 4174 */ 4175 if (!active_worst_qchanged) 4176 vp8_update_rate_correction_factors(cpi, 1); 4177 4178 Q = (q_high + q_low + 1) / 2; 4179 4180 /* Adjust cpi->zbin_over_quant (only allowed when Q 4181 * is max) 4182 */ 4183 if (Q < MAXQ) 4184 cpi->mb.zbin_over_quant = 0; 4185 else 4186 { 4187 zbin_oq_low = (cpi->mb.zbin_over_quant < zbin_oq_high) ? 4188 (cpi->mb.zbin_over_quant + 1) : zbin_oq_high; 4189 cpi->mb.zbin_over_quant = 4190 (zbin_oq_high + zbin_oq_low) / 2; 4191 } 4192 } 4193 else 4194 { 4195 /* Update rate_correction_factor unless 4196 * cpi->active_worst_quality has changed. 4197 */ 4198 if (!active_worst_qchanged) 4199 vp8_update_rate_correction_factors(cpi, 0); 4200 4201 Q = vp8_regulate_q(cpi, cpi->this_frame_target); 4202 4203 while (((Q < q_low) || 4204 (cpi->mb.zbin_over_quant < zbin_oq_low)) && 4205 (Retries < 10)) 4206 { 4207 vp8_update_rate_correction_factors(cpi, 0); 4208 Q = vp8_regulate_q(cpi, cpi->this_frame_target); 4209 Retries ++; 4210 } 4211 } 4212 4213 overshoot_seen = 1; 4214 } 4215 /* Frame is too small */ 4216 else 4217 { 4218 if (cpi->mb.zbin_over_quant == 0) 4219 /* Lower q_high if not using over quant */ 4220 q_high = (Q > q_low) ? (Q - 1) : q_low; 4221 else 4222 /* else lower zbin_oq_high */ 4223 zbin_oq_high = (cpi->mb.zbin_over_quant > zbin_oq_low) ? 4224 (cpi->mb.zbin_over_quant - 1) : zbin_oq_low; 4225 4226 if (overshoot_seen) 4227 { 4228 /* Update rate_correction_factor unless 4229 * cpi->active_worst_quality has changed. 4230 */ 4231 if (!active_worst_qchanged) 4232 vp8_update_rate_correction_factors(cpi, 1); 4233 4234 Q = (q_high + q_low) / 2; 4235 4236 /* Adjust cpi->zbin_over_quant (only allowed when Q 4237 * is max) 4238 */ 4239 if (Q < MAXQ) 4240 cpi->mb.zbin_over_quant = 0; 4241 else 4242 cpi->mb.zbin_over_quant = 4243 (zbin_oq_high + zbin_oq_low) / 2; 4244 } 4245 else 4246 { 4247 /* Update rate_correction_factor unless 4248 * cpi->active_worst_quality has changed. 4249 */ 4250 if (!active_worst_qchanged) 4251 vp8_update_rate_correction_factors(cpi, 0); 4252 4253 Q = vp8_regulate_q(cpi, cpi->this_frame_target); 4254 4255 /* Special case reset for qlow for constrained quality. 4256 * This should only trigger where there is very substantial 4257 * undershoot on a frame and the auto cq level is above 4258 * the user passsed in value. 4259 */ 4260 if ( (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) && 4261 (Q < q_low) ) 4262 { 4263 q_low = Q; 4264 } 4265 4266 while (((Q > q_high) || 4267 (cpi->mb.zbin_over_quant > zbin_oq_high)) && 4268 (Retries < 10)) 4269 { 4270 vp8_update_rate_correction_factors(cpi, 0); 4271 Q = vp8_regulate_q(cpi, cpi->this_frame_target); 4272 Retries ++; 4273 } 4274 } 4275 4276 undershoot_seen = 1; 4277 } 4278 4279 /* Clamp Q to upper and lower limits: */ 4280 if (Q > q_high) 4281 Q = q_high; 4282 else if (Q < q_low) 4283 Q = q_low; 4284 4285 /* Clamp cpi->zbin_over_quant */ 4286 cpi->mb.zbin_over_quant = (cpi->mb.zbin_over_quant < zbin_oq_low) ? 4287 zbin_oq_low : (cpi->mb.zbin_over_quant > zbin_oq_high) ? 4288 zbin_oq_high : cpi->mb.zbin_over_quant; 4289 4290 Loop = Q != last_q; 4291 } 4292 else 4293#endif 4294 Loop = 0; 4295 4296 if (cpi->is_src_frame_alt_ref) 4297 Loop = 0; 4298 4299 if (Loop == 1) 4300 { 4301 vp8_restore_coding_context(cpi); 4302 loop_count++; 4303#if CONFIG_INTERNAL_STATS 4304 cpi->tot_recode_hits++; 4305#endif 4306 } 4307 } 4308 while (Loop == 1); 4309 4310#if 0 4311 /* Experimental code for lagged and one pass 4312 * Update stats used for one pass GF selection 4313 */ 4314 { 4315 cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_coded_error = (double)cpi->prediction_error; 4316 cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_intra_error = (double)cpi->intra_error; 4317 cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_pcnt_inter = (double)(100 - cpi->this_frame_percent_intra) / 100.0; 4318 } 4319#endif 4320 4321 /* Special case code to reduce pulsing when key frames are forced at a 4322 * fixed interval. Note the reconstruction error if it is the frame before 4323 * the force key frame 4324 */ 4325 if ( cpi->next_key_frame_forced && (cpi->twopass.frames_to_key == 0) ) 4326 { 4327 cpi->ambient_err = vp8_calc_ss_err(cpi->Source, 4328 &cm->yv12_fb[cm->new_fb_idx]); 4329 } 4330 4331 /* This frame's MVs are saved and will be used in next frame's MV predictor. 4332 * Last frame has one more line(add to bottom) and one more column(add to 4333 * right) than cm->mip. The edge elements are initialized to 0. 4334 */ 4335#if CONFIG_MULTI_RES_ENCODING 4336 if(!cpi->oxcf.mr_encoder_id && cm->show_frame) 4337#else 4338 if(cm->show_frame) /* do not save for altref frame */ 4339#endif 4340 { 4341 int mb_row; 4342 int mb_col; 4343 /* Point to beginning of allocated MODE_INFO arrays. */ 4344 MODE_INFO *tmp = cm->mip; 4345 4346 if(cm->frame_type != KEY_FRAME) 4347 { 4348 for (mb_row = 0; mb_row < cm->mb_rows+1; mb_row ++) 4349 { 4350 for (mb_col = 0; mb_col < cm->mb_cols+1; mb_col ++) 4351 { 4352 if(tmp->mbmi.ref_frame != INTRA_FRAME) 4353 cpi->lfmv[mb_col + mb_row*(cm->mode_info_stride+1)].as_int = tmp->mbmi.mv.as_int; 4354 4355 cpi->lf_ref_frame_sign_bias[mb_col + mb_row*(cm->mode_info_stride+1)] = cm->ref_frame_sign_bias[tmp->mbmi.ref_frame]; 4356 cpi->lf_ref_frame[mb_col + mb_row*(cm->mode_info_stride+1)] = tmp->mbmi.ref_frame; 4357 tmp++; 4358 } 4359 } 4360 } 4361 } 4362 4363 /* Count last ref frame 0,0 usage on current encoded frame. */ 4364 { 4365 int mb_row; 4366 int mb_col; 4367 /* Point to beginning of MODE_INFO arrays. */ 4368 MODE_INFO *tmp = cm->mi; 4369 4370 cpi->zeromv_count = 0; 4371 4372 if(cm->frame_type != KEY_FRAME) 4373 { 4374 for (mb_row = 0; mb_row < cm->mb_rows; mb_row ++) 4375 { 4376 for (mb_col = 0; mb_col < cm->mb_cols; mb_col ++) 4377 { 4378 if(tmp->mbmi.mode == ZEROMV) 4379 cpi->zeromv_count++; 4380 tmp++; 4381 } 4382 tmp++; 4383 } 4384 } 4385 } 4386 4387#if CONFIG_MULTI_RES_ENCODING 4388 vp8_cal_dissimilarity(cpi); 4389#endif 4390 4391 /* Update the GF useage maps. 4392 * This is done after completing the compression of a frame when all 4393 * modes etc. are finalized but before loop filter 4394 */ 4395 if (cpi->oxcf.number_of_layers == 1) 4396 vp8_update_gf_useage_maps(cpi, cm, &cpi->mb); 4397 4398 if (cm->frame_type == KEY_FRAME) 4399 cm->refresh_last_frame = 1; 4400 4401#if 0 4402 { 4403 FILE *f = fopen("gfactive.stt", "a"); 4404 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); 4405 fclose(f); 4406 } 4407#endif 4408 4409 /* For inter frames the current default behavior is that when 4410 * cm->refresh_golden_frame is set we copy the old GF over to the ARF buffer 4411 * This is purely an encoder decision at present. 4412 */ 4413 if (!cpi->oxcf.error_resilient_mode && cm->refresh_golden_frame) 4414 cm->copy_buffer_to_arf = 2; 4415 else 4416 cm->copy_buffer_to_arf = 0; 4417 4418 cm->frame_to_show = &cm->yv12_fb[cm->new_fb_idx]; 4419 4420#if CONFIG_MULTITHREAD 4421 if (cpi->b_multi_threaded) 4422 { 4423 /* start loopfilter in separate thread */ 4424 sem_post(&cpi->h_event_start_lpf); 4425 cpi->b_lpf_running = 1; 4426 } 4427 else 4428#endif 4429 { 4430 vp8_loopfilter_frame(cpi, cm); 4431 } 4432 4433 update_reference_frames(cpi); 4434 4435#if !(CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING) 4436 if (cpi->oxcf.error_resilient_mode) 4437 { 4438 cm->refresh_entropy_probs = 0; 4439 } 4440#endif 4441 4442#if CONFIG_MULTITHREAD 4443 /* wait that filter_level is picked so that we can continue with stream packing */ 4444 if (cpi->b_multi_threaded) 4445 sem_wait(&cpi->h_event_end_lpf); 4446#endif 4447 4448 /* build the bitstream */ 4449 vp8_pack_bitstream(cpi, dest, dest_end, size); 4450 4451#if CONFIG_MULTITHREAD 4452 /* if PSNR packets are generated we have to wait for the lpf */ 4453 if (cpi->b_lpf_running && cpi->b_calculate_psnr) 4454 { 4455 sem_wait(&cpi->h_event_end_lpf); 4456 cpi->b_lpf_running = 0; 4457 } 4458#endif 4459 4460 /* Move storing frame_type out of the above loop since it is also 4461 * needed in motion search besides loopfilter */ 4462 cm->last_frame_type = cm->frame_type; 4463 4464 /* Update rate control heuristics */ 4465 cpi->total_byte_count += (*size); 4466 cpi->projected_frame_size = (*size) << 3; 4467 4468 if (cpi->oxcf.number_of_layers > 1) 4469 { 4470 unsigned int i; 4471 for (i=cpi->current_layer+1; i<cpi->oxcf.number_of_layers; i++) 4472 cpi->layer_context[i].total_byte_count += (*size); 4473 } 4474 4475 if (!active_worst_qchanged) 4476 vp8_update_rate_correction_factors(cpi, 2); 4477 4478 cpi->last_q[cm->frame_type] = cm->base_qindex; 4479 4480 if (cm->frame_type == KEY_FRAME) 4481 { 4482 vp8_adjust_key_frame_context(cpi); 4483 } 4484 4485 /* Keep a record of ambient average Q. */ 4486 if (cm->frame_type != KEY_FRAME) 4487 cpi->avg_frame_qindex = (2 + 3 * cpi->avg_frame_qindex + cm->base_qindex) >> 2; 4488 4489 /* Keep a record from which we can calculate the average Q excluding 4490 * GF updates and key frames 4491 */ 4492 if ((cm->frame_type != KEY_FRAME) && ((cpi->oxcf.number_of_layers > 1) || 4493 (!cm->refresh_golden_frame && !cm->refresh_alt_ref_frame))) 4494 { 4495 cpi->ni_frames++; 4496 4497 /* Calculate the average Q for normal inter frames (not key or GFU 4498 * frames). 4499 */ 4500 if ( cpi->pass == 2 ) 4501 { 4502 cpi->ni_tot_qi += Q; 4503 cpi->ni_av_qi = (cpi->ni_tot_qi / cpi->ni_frames); 4504 } 4505 else 4506 { 4507 /* Damp value for first few frames */ 4508 if (cpi->ni_frames > 150 ) 4509 { 4510 cpi->ni_tot_qi += Q; 4511 cpi->ni_av_qi = (cpi->ni_tot_qi / cpi->ni_frames); 4512 } 4513 /* For one pass, early in the clip ... average the current frame Q 4514 * value with the worstq entered by the user as a dampening measure 4515 */ 4516 else 4517 { 4518 cpi->ni_tot_qi += Q; 4519 cpi->ni_av_qi = ((cpi->ni_tot_qi / cpi->ni_frames) + cpi->worst_quality + 1) / 2; 4520 } 4521 4522 /* If the average Q is higher than what was used in the last 4523 * frame (after going through the recode loop to keep the frame 4524 * size within range) then use the last frame value - 1. The -1 4525 * is designed to stop Q and hence the data rate, from 4526 * progressively falling away during difficult sections, but at 4527 * the same time reduce the number of itterations around the 4528 * recode loop. 4529 */ 4530 if (Q > cpi->ni_av_qi) 4531 cpi->ni_av_qi = Q - 1; 4532 } 4533 } 4534 4535 /* Update the buffer level variable. */ 4536 /* Non-viewable frames are a special case and are treated as pure overhead. */ 4537 if ( !cm->show_frame ) 4538 cpi->bits_off_target -= cpi->projected_frame_size; 4539 else 4540 cpi->bits_off_target += cpi->av_per_frame_bandwidth - cpi->projected_frame_size; 4541 4542 /* Clip the buffer level to the maximum specified buffer size */ 4543 if (cpi->bits_off_target > cpi->oxcf.maximum_buffer_size) 4544 cpi->bits_off_target = cpi->oxcf.maximum_buffer_size; 4545 4546 /* Rolling monitors of whether we are over or underspending used to 4547 * help regulate min and Max Q in two pass. 4548 */ 4549 cpi->rolling_target_bits = ((cpi->rolling_target_bits * 3) + cpi->this_frame_target + 2) / 4; 4550 cpi->rolling_actual_bits = ((cpi->rolling_actual_bits * 3) + cpi->projected_frame_size + 2) / 4; 4551 cpi->long_rolling_target_bits = ((cpi->long_rolling_target_bits * 31) + cpi->this_frame_target + 16) / 32; 4552 cpi->long_rolling_actual_bits = ((cpi->long_rolling_actual_bits * 31) + cpi->projected_frame_size + 16) / 32; 4553 4554 /* Actual bits spent */ 4555 cpi->total_actual_bits += cpi->projected_frame_size; 4556 4557 /* Debug stats */ 4558 cpi->total_target_vs_actual += (cpi->this_frame_target - cpi->projected_frame_size); 4559 4560 cpi->buffer_level = cpi->bits_off_target; 4561 4562 /* Propagate values to higher temporal layers */ 4563 if (cpi->oxcf.number_of_layers > 1) 4564 { 4565 unsigned int i; 4566 4567 for (i=cpi->current_layer+1; i<cpi->oxcf.number_of_layers; i++) 4568 { 4569 LAYER_CONTEXT *lc = &cpi->layer_context[i]; 4570 int bits_off_for_this_layer = 4571 (int)(lc->target_bandwidth / lc->framerate - 4572 cpi->projected_frame_size); 4573 4574 lc->bits_off_target += bits_off_for_this_layer; 4575 4576 /* Clip buffer level to maximum buffer size for the layer */ 4577 if (lc->bits_off_target > lc->maximum_buffer_size) 4578 lc->bits_off_target = lc->maximum_buffer_size; 4579 4580 lc->total_actual_bits += cpi->projected_frame_size; 4581 lc->total_target_vs_actual += bits_off_for_this_layer; 4582 lc->buffer_level = lc->bits_off_target; 4583 } 4584 } 4585 4586 /* Update bits left to the kf and gf groups to account for overshoot 4587 * or undershoot on these frames 4588 */ 4589 if (cm->frame_type == KEY_FRAME) 4590 { 4591 cpi->twopass.kf_group_bits += cpi->this_frame_target - cpi->projected_frame_size; 4592 4593 if (cpi->twopass.kf_group_bits < 0) 4594 cpi->twopass.kf_group_bits = 0 ; 4595 } 4596 else if (cm->refresh_golden_frame || cm->refresh_alt_ref_frame) 4597 { 4598 cpi->twopass.gf_group_bits += cpi->this_frame_target - cpi->projected_frame_size; 4599 4600 if (cpi->twopass.gf_group_bits < 0) 4601 cpi->twopass.gf_group_bits = 0 ; 4602 } 4603 4604 if (cm->frame_type != KEY_FRAME) 4605 { 4606 if (cpi->common.refresh_alt_ref_frame) 4607 { 4608 cpi->last_skip_false_probs[2] = cpi->prob_skip_false; 4609 cpi->last_skip_probs_q[2] = cm->base_qindex; 4610 } 4611 else if (cpi->common.refresh_golden_frame) 4612 { 4613 cpi->last_skip_false_probs[1] = cpi->prob_skip_false; 4614 cpi->last_skip_probs_q[1] = cm->base_qindex; 4615 } 4616 else 4617 { 4618 cpi->last_skip_false_probs[0] = cpi->prob_skip_false; 4619 cpi->last_skip_probs_q[0] = cm->base_qindex; 4620 4621 /* update the baseline */ 4622 cpi->base_skip_false_prob[cm->base_qindex] = cpi->prob_skip_false; 4623 4624 } 4625 } 4626 4627#if 0 && CONFIG_INTERNAL_STATS 4628 { 4629 FILE *f = fopen("tmp.stt", "a"); 4630 4631 vp8_clear_system_state(); 4632 4633 if (cpi->twopass.total_left_stats.coded_error != 0.0) 4634 fprintf(f, "%10d %10d %10d %10d %10d %10"PRId64" %10"PRId64 4635 "%10"PRId64" %10d %6d %6d %6d %6d %5d %5d %5d %8d " 4636 "%8.2lf %"PRId64" %10.3lf %10"PRId64" %8d\n", 4637 cpi->common.current_video_frame, cpi->this_frame_target, 4638 cpi->projected_frame_size, 4639 (cpi->projected_frame_size - cpi->this_frame_target), 4640 cpi->total_target_vs_actual, 4641 cpi->buffer_level, 4642 (cpi->oxcf.starting_buffer_level-cpi->bits_off_target), 4643 cpi->total_actual_bits, cm->base_qindex, 4644 cpi->active_best_quality, cpi->active_worst_quality, 4645 cpi->ni_av_qi, cpi->cq_target_quality, 4646 cm->refresh_golden_frame, cm->refresh_alt_ref_frame, 4647 cm->frame_type, cpi->gfu_boost, 4648 cpi->twopass.est_max_qcorrection_factor, 4649 cpi->twopass.bits_left, 4650 cpi->twopass.total_left_stats.coded_error, 4651 (double)cpi->twopass.bits_left / 4652 cpi->twopass.total_left_stats.coded_error, 4653 cpi->tot_recode_hits); 4654 else 4655 fprintf(f, "%10d %10d %10d %10d %10d %10"PRId64" %10"PRId64 4656 "%10"PRId64" %10d %6d %6d %6d %6d %5d %5d %5d %8d " 4657 "%8.2lf %"PRId64" %10.3lf %8d\n", 4658 cpi->common.current_video_frame, cpi->this_frame_target, 4659 cpi->projected_frame_size, 4660 (cpi->projected_frame_size - cpi->this_frame_target), 4661 cpi->total_target_vs_actual, 4662 cpi->buffer_level, 4663 (cpi->oxcf.starting_buffer_level-cpi->bits_off_target), 4664 cpi->total_actual_bits, cm->base_qindex, 4665 cpi->active_best_quality, cpi->active_worst_quality, 4666 cpi->ni_av_qi, cpi->cq_target_quality, 4667 cm->refresh_golden_frame, cm->refresh_alt_ref_frame, 4668 cm->frame_type, cpi->gfu_boost, 4669 cpi->twopass.est_max_qcorrection_factor, 4670 cpi->twopass.bits_left, 4671 cpi->twopass.total_left_stats.coded_error, 4672 cpi->tot_recode_hits); 4673 4674 fclose(f); 4675 4676 { 4677 FILE *fmodes = fopen("Modes.stt", "a"); 4678 4679 fprintf(fmodes, "%6d:%1d:%1d:%1d ", 4680 cpi->common.current_video_frame, 4681 cm->frame_type, cm->refresh_golden_frame, 4682 cm->refresh_alt_ref_frame); 4683 4684 fprintf(fmodes, "\n"); 4685 4686 fclose(fmodes); 4687 } 4688 } 4689 4690#endif 4691 4692 if (cm->refresh_golden_frame == 1) 4693 cm->frame_flags = cm->frame_flags | FRAMEFLAGS_GOLDEN; 4694 else 4695 cm->frame_flags = cm->frame_flags&~FRAMEFLAGS_GOLDEN; 4696 4697 if (cm->refresh_alt_ref_frame == 1) 4698 cm->frame_flags = cm->frame_flags | FRAMEFLAGS_ALTREF; 4699 else 4700 cm->frame_flags = cm->frame_flags&~FRAMEFLAGS_ALTREF; 4701 4702 4703 if (cm->refresh_last_frame & cm->refresh_golden_frame) 4704 /* both refreshed */ 4705 cpi->gold_is_last = 1; 4706 else if (cm->refresh_last_frame ^ cm->refresh_golden_frame) 4707 /* 1 refreshed but not the other */ 4708 cpi->gold_is_last = 0; 4709 4710 if (cm->refresh_last_frame & cm->refresh_alt_ref_frame) 4711 /* both refreshed */ 4712 cpi->alt_is_last = 1; 4713 else if (cm->refresh_last_frame ^ cm->refresh_alt_ref_frame) 4714 /* 1 refreshed but not the other */ 4715 cpi->alt_is_last = 0; 4716 4717 if (cm->refresh_alt_ref_frame & cm->refresh_golden_frame) 4718 /* both refreshed */ 4719 cpi->gold_is_alt = 1; 4720 else if (cm->refresh_alt_ref_frame ^ cm->refresh_golden_frame) 4721 /* 1 refreshed but not the other */ 4722 cpi->gold_is_alt = 0; 4723 4724 cpi->ref_frame_flags = VP8_ALTR_FRAME | VP8_GOLD_FRAME | VP8_LAST_FRAME; 4725 4726 if (cpi->gold_is_last) 4727 cpi->ref_frame_flags &= ~VP8_GOLD_FRAME; 4728 4729 if (cpi->alt_is_last) 4730 cpi->ref_frame_flags &= ~VP8_ALTR_FRAME; 4731 4732 if (cpi->gold_is_alt) 4733 cpi->ref_frame_flags &= ~VP8_ALTR_FRAME; 4734 4735 4736 if (!cpi->oxcf.error_resilient_mode) 4737 { 4738 if (cpi->oxcf.play_alternate && cm->refresh_alt_ref_frame && (cm->frame_type != KEY_FRAME)) 4739 /* Update the alternate reference frame stats as appropriate. */ 4740 update_alt_ref_frame_stats(cpi); 4741 else 4742 /* Update the Golden frame stats as appropriate. */ 4743 update_golden_frame_stats(cpi); 4744 } 4745 4746 if (cm->frame_type == KEY_FRAME) 4747 { 4748 /* Tell the caller that the frame was coded as a key frame */ 4749 *frame_flags = cm->frame_flags | FRAMEFLAGS_KEY; 4750 4751 /* As this frame is a key frame the next defaults to an inter frame. */ 4752 cm->frame_type = INTER_FRAME; 4753 4754 cpi->last_frame_percent_intra = 100; 4755 } 4756 else 4757 { 4758 *frame_flags = cm->frame_flags&~FRAMEFLAGS_KEY; 4759 4760 cpi->last_frame_percent_intra = cpi->this_frame_percent_intra; 4761 } 4762 4763 /* Clear the one shot update flags for segmentation map and mode/ref 4764 * loop filter deltas. 4765 */ 4766 cpi->mb.e_mbd.update_mb_segmentation_map = 0; 4767 cpi->mb.e_mbd.update_mb_segmentation_data = 0; 4768 cpi->mb.e_mbd.mode_ref_lf_delta_update = 0; 4769 4770 4771 /* Dont increment frame counters if this was an altref buffer update 4772 * not a real frame 4773 */ 4774 if (cm->show_frame) 4775 { 4776 cm->current_video_frame++; 4777 cpi->frames_since_key++; 4778 cpi->temporal_pattern_counter++; 4779 } 4780 4781 /* reset to normal state now that we are done. */ 4782 4783 4784 4785#if 0 4786 { 4787 char filename[512]; 4788 FILE *recon_file; 4789 sprintf(filename, "enc%04d.yuv", (int) cm->current_video_frame); 4790 recon_file = fopen(filename, "wb"); 4791 fwrite(cm->yv12_fb[cm->lst_fb_idx].buffer_alloc, 4792 cm->yv12_fb[cm->lst_fb_idx].frame_size, 1, recon_file); 4793 fclose(recon_file); 4794 } 4795#endif 4796 4797 /* DEBUG */ 4798 /* vp8_write_yuv_frame("encoder_recon.yuv", cm->frame_to_show); */ 4799 4800 4801} 4802#if !(CONFIG_REALTIME_ONLY) 4803static void Pass2Encode(VP8_COMP *cpi, unsigned long *size, unsigned char *dest, unsigned char * dest_end, unsigned int *frame_flags) 4804{ 4805 4806 if (!cpi->common.refresh_alt_ref_frame) 4807 vp8_second_pass(cpi); 4808 4809 encode_frame_to_data_rate(cpi, size, dest, dest_end, frame_flags); 4810 cpi->twopass.bits_left -= 8 * *size; 4811 4812 if (!cpi->common.refresh_alt_ref_frame) 4813 { 4814 double two_pass_min_rate = (double)(cpi->oxcf.target_bandwidth 4815 *cpi->oxcf.two_pass_vbrmin_section / 100); 4816 cpi->twopass.bits_left += (int64_t)(two_pass_min_rate / cpi->framerate); 4817 } 4818} 4819#endif 4820 4821/* For ARM NEON, d8-d15 are callee-saved registers, and need to be saved. */ 4822#if HAVE_NEON 4823extern void vp8_push_neon(int64_t *store); 4824extern void vp8_pop_neon(int64_t *store); 4825#endif 4826 4827 4828int vp8_receive_raw_frame(VP8_COMP *cpi, unsigned int frame_flags, YV12_BUFFER_CONFIG *sd, int64_t time_stamp, int64_t end_time) 4829{ 4830#if HAVE_NEON 4831 int64_t store_reg[8]; 4832#if CONFIG_RUNTIME_CPU_DETECT 4833 VP8_COMMON *cm = &cpi->common; 4834#endif 4835#endif 4836 struct vpx_usec_timer timer; 4837 int res = 0; 4838 4839#if HAVE_NEON 4840#if CONFIG_RUNTIME_CPU_DETECT 4841 if (cm->cpu_caps & HAS_NEON) 4842#endif 4843 { 4844 vp8_push_neon(store_reg); 4845 } 4846#endif 4847 4848 vpx_usec_timer_start(&timer); 4849 4850 /* Reinit the lookahead buffer if the frame size changes */ 4851 if (sd->y_width != cpi->oxcf.Width || sd->y_height != cpi->oxcf.Height) 4852 { 4853 assert(cpi->oxcf.lag_in_frames < 2); 4854 dealloc_raw_frame_buffers(cpi); 4855 alloc_raw_frame_buffers(cpi); 4856 } 4857 4858 if(vp8_lookahead_push(cpi->lookahead, sd, time_stamp, end_time, 4859 frame_flags, cpi->active_map_enabled ? cpi->active_map : NULL)) 4860 res = -1; 4861 vpx_usec_timer_mark(&timer); 4862 cpi->time_receive_data += vpx_usec_timer_elapsed(&timer); 4863 4864#if HAVE_NEON 4865#if CONFIG_RUNTIME_CPU_DETECT 4866 if (cm->cpu_caps & HAS_NEON) 4867#endif 4868 { 4869 vp8_pop_neon(store_reg); 4870 } 4871#endif 4872 4873 return res; 4874} 4875 4876 4877static int frame_is_reference(const VP8_COMP *cpi) 4878{ 4879 const VP8_COMMON *cm = &cpi->common; 4880 const MACROBLOCKD *xd = &cpi->mb.e_mbd; 4881 4882 return cm->frame_type == KEY_FRAME || cm->refresh_last_frame 4883 || cm->refresh_golden_frame || cm->refresh_alt_ref_frame 4884 || cm->copy_buffer_to_gf || cm->copy_buffer_to_arf 4885 || cm->refresh_entropy_probs 4886 || xd->mode_ref_lf_delta_update 4887 || xd->update_mb_segmentation_map || xd->update_mb_segmentation_data; 4888} 4889 4890 4891int vp8_get_compressed_data(VP8_COMP *cpi, unsigned int *frame_flags, unsigned long *size, unsigned char *dest, unsigned char *dest_end, int64_t *time_stamp, int64_t *time_end, int flush) 4892{ 4893#if HAVE_NEON 4894 int64_t store_reg[8]; 4895#endif 4896 VP8_COMMON *cm; 4897 struct vpx_usec_timer tsctimer; 4898 struct vpx_usec_timer ticktimer; 4899 struct vpx_usec_timer cmptimer; 4900 YV12_BUFFER_CONFIG *force_src_buffer = NULL; 4901 4902 if (!cpi) 4903 return -1; 4904 4905 cm = &cpi->common; 4906 4907 if (setjmp(cpi->common.error.jmp)) 4908 { 4909 cpi->common.error.setjmp = 0; 4910 return VPX_CODEC_CORRUPT_FRAME; 4911 } 4912 4913 cpi->common.error.setjmp = 1; 4914 4915#if HAVE_NEON 4916#if CONFIG_RUNTIME_CPU_DETECT 4917 if (cm->cpu_caps & HAS_NEON) 4918#endif 4919 { 4920 vp8_push_neon(store_reg); 4921 } 4922#endif 4923 4924 vpx_usec_timer_start(&cmptimer); 4925 4926 cpi->source = NULL; 4927 4928#if !(CONFIG_REALTIME_ONLY) 4929 /* Should we code an alternate reference frame */ 4930 if (cpi->oxcf.error_resilient_mode == 0 && 4931 cpi->oxcf.play_alternate && 4932 cpi->source_alt_ref_pending) 4933 { 4934 if ((cpi->source = vp8_lookahead_peek(cpi->lookahead, 4935 cpi->frames_till_gf_update_due, 4936 PEEK_FORWARD))) 4937 { 4938 cpi->alt_ref_source = cpi->source; 4939 if (cpi->oxcf.arnr_max_frames > 0) 4940 { 4941 vp8_temporal_filter_prepare_c(cpi, 4942 cpi->frames_till_gf_update_due); 4943 force_src_buffer = &cpi->alt_ref_buffer; 4944 } 4945 cpi->frames_till_alt_ref_frame = cpi->frames_till_gf_update_due; 4946 cm->refresh_alt_ref_frame = 1; 4947 cm->refresh_golden_frame = 0; 4948 cm->refresh_last_frame = 0; 4949 cm->show_frame = 0; 4950 /* Clear Pending alt Ref flag. */ 4951 cpi->source_alt_ref_pending = 0; 4952 cpi->is_src_frame_alt_ref = 0; 4953 } 4954 } 4955#endif 4956 4957 if (!cpi->source) 4958 { 4959 /* Read last frame source if we are encoding first pass. */ 4960 if (cpi->pass == 1 && cm->current_video_frame > 0) 4961 { 4962 if((cpi->last_source = vp8_lookahead_peek(cpi->lookahead, 1, 4963 PEEK_BACKWARD)) == NULL) 4964 return -1; 4965 } 4966 4967 4968 if ((cpi->source = vp8_lookahead_pop(cpi->lookahead, flush))) 4969 { 4970 cm->show_frame = 1; 4971 4972 cpi->is_src_frame_alt_ref = cpi->alt_ref_source 4973 && (cpi->source == cpi->alt_ref_source); 4974 4975 if(cpi->is_src_frame_alt_ref) 4976 cpi->alt_ref_source = NULL; 4977 } 4978 } 4979 4980 if (cpi->source) 4981 { 4982 cpi->Source = force_src_buffer ? force_src_buffer : &cpi->source->img; 4983 cpi->un_scaled_source = cpi->Source; 4984 *time_stamp = cpi->source->ts_start; 4985 *time_end = cpi->source->ts_end; 4986 *frame_flags = cpi->source->flags; 4987 4988 if (cpi->pass == 1 && cm->current_video_frame > 0) 4989 { 4990 cpi->last_frame_unscaled_source = &cpi->last_source->img; 4991 } 4992 } 4993 else 4994 { 4995 *size = 0; 4996#if !(CONFIG_REALTIME_ONLY) 4997 4998 if (flush && cpi->pass == 1 && !cpi->twopass.first_pass_done) 4999 { 5000 vp8_end_first_pass(cpi); /* get last stats packet */ 5001 cpi->twopass.first_pass_done = 1; 5002 } 5003 5004#endif 5005 5006#if HAVE_NEON 5007#if CONFIG_RUNTIME_CPU_DETECT 5008 if (cm->cpu_caps & HAS_NEON) 5009#endif 5010 { 5011 vp8_pop_neon(store_reg); 5012 } 5013#endif 5014 return -1; 5015 } 5016 5017 if (cpi->source->ts_start < cpi->first_time_stamp_ever) 5018 { 5019 cpi->first_time_stamp_ever = cpi->source->ts_start; 5020 cpi->last_end_time_stamp_seen = cpi->source->ts_start; 5021 } 5022 5023 /* adjust frame rates based on timestamps given */ 5024 if (cm->show_frame) 5025 { 5026 int64_t this_duration; 5027 int step = 0; 5028 5029 if (cpi->source->ts_start == cpi->first_time_stamp_ever) 5030 { 5031 this_duration = cpi->source->ts_end - cpi->source->ts_start; 5032 step = 1; 5033 } 5034 else 5035 { 5036 int64_t last_duration; 5037 5038 this_duration = cpi->source->ts_end - cpi->last_end_time_stamp_seen; 5039 last_duration = cpi->last_end_time_stamp_seen 5040 - cpi->last_time_stamp_seen; 5041 /* do a step update if the duration changes by 10% */ 5042 if (last_duration) 5043 step = (int)(((this_duration - last_duration) * 5044 10 / last_duration)); 5045 } 5046 5047 if (this_duration) 5048 { 5049 if (step) 5050 cpi->ref_framerate = 10000000.0 / this_duration; 5051 else 5052 { 5053 double avg_duration, interval; 5054 5055 /* Average this frame's rate into the last second's average 5056 * frame rate. If we haven't seen 1 second yet, then average 5057 * over the whole interval seen. 5058 */ 5059 interval = (double)(cpi->source->ts_end - 5060 cpi->first_time_stamp_ever); 5061 if(interval > 10000000.0) 5062 interval = 10000000; 5063 5064 avg_duration = 10000000.0 / cpi->ref_framerate; 5065 avg_duration *= (interval - avg_duration + this_duration); 5066 avg_duration /= interval; 5067 5068 cpi->ref_framerate = 10000000.0 / avg_duration; 5069 } 5070 5071 if (cpi->oxcf.number_of_layers > 1) 5072 { 5073 unsigned int i; 5074 5075 /* Update frame rates for each layer */ 5076 assert(cpi->oxcf.number_of_layers <= VPX_TS_MAX_LAYERS); 5077 for (i=0; i<cpi->oxcf.number_of_layers; i++) 5078 { 5079 LAYER_CONTEXT *lc = &cpi->layer_context[i]; 5080 lc->framerate = cpi->ref_framerate / 5081 cpi->oxcf.rate_decimator[i]; 5082 } 5083 } 5084 else 5085 vp8_new_framerate(cpi, cpi->ref_framerate); 5086 } 5087 5088 cpi->last_time_stamp_seen = cpi->source->ts_start; 5089 cpi->last_end_time_stamp_seen = cpi->source->ts_end; 5090 } 5091 5092 if (cpi->oxcf.number_of_layers > 1) 5093 { 5094 int layer; 5095 5096 update_layer_contexts (cpi); 5097 5098 /* Restore layer specific context & set frame rate */ 5099 layer = cpi->oxcf.layer_id[ 5100 cpi->temporal_pattern_counter % cpi->oxcf.periodicity]; 5101 restore_layer_context (cpi, layer); 5102 vp8_new_framerate(cpi, cpi->layer_context[layer].framerate); 5103 } 5104 5105 if (cpi->compressor_speed == 2) 5106 { 5107 vpx_usec_timer_start(&tsctimer); 5108 vpx_usec_timer_start(&ticktimer); 5109 } 5110 5111 cpi->lf_zeromv_pct = (cpi->zeromv_count * 100)/cm->MBs; 5112 5113#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING 5114 { 5115 int i; 5116 const int num_part = (1 << cm->multi_token_partition); 5117 /* the available bytes in dest */ 5118 const unsigned long dest_size = dest_end - dest; 5119 const int tok_part_buff_size = (dest_size * 9) / (10 * num_part); 5120 5121 unsigned char *dp = dest; 5122 5123 cpi->partition_d[0] = dp; 5124 dp += dest_size/10; /* reserve 1/10 for control partition */ 5125 cpi->partition_d_end[0] = dp; 5126 5127 for(i = 0; i < num_part; i++) 5128 { 5129 cpi->partition_d[i + 1] = dp; 5130 dp += tok_part_buff_size; 5131 cpi->partition_d_end[i + 1] = dp; 5132 } 5133 } 5134#endif 5135 5136 /* start with a 0 size frame */ 5137 *size = 0; 5138 5139 /* Clear down mmx registers */ 5140 vp8_clear_system_state(); 5141 5142 cm->frame_type = INTER_FRAME; 5143 cm->frame_flags = *frame_flags; 5144 5145#if 0 5146 5147 if (cm->refresh_alt_ref_frame) 5148 { 5149 cm->refresh_golden_frame = 0; 5150 cm->refresh_last_frame = 0; 5151 } 5152 else 5153 { 5154 cm->refresh_golden_frame = 0; 5155 cm->refresh_last_frame = 1; 5156 } 5157 5158#endif 5159 /* find a free buffer for the new frame */ 5160 { 5161 int i = 0; 5162 for(; i < NUM_YV12_BUFFERS; i++) 5163 { 5164 if(!cm->yv12_fb[i].flags) 5165 { 5166 cm->new_fb_idx = i; 5167 break; 5168 } 5169 } 5170 5171 assert(i < NUM_YV12_BUFFERS ); 5172 } 5173#if !(CONFIG_REALTIME_ONLY) 5174 5175 if (cpi->pass == 1) 5176 { 5177 Pass1Encode(cpi, size, dest, frame_flags); 5178 } 5179 else if (cpi->pass == 2) 5180 { 5181 Pass2Encode(cpi, size, dest, dest_end, frame_flags); 5182 } 5183 else 5184#endif 5185 encode_frame_to_data_rate(cpi, size, dest, dest_end, frame_flags); 5186 5187 if (cpi->compressor_speed == 2) 5188 { 5189 unsigned int duration, duration2; 5190 vpx_usec_timer_mark(&tsctimer); 5191 vpx_usec_timer_mark(&ticktimer); 5192 5193 duration = (int)(vpx_usec_timer_elapsed(&ticktimer)); 5194 duration2 = (unsigned int)((double)duration / 2); 5195 5196 if (cm->frame_type != KEY_FRAME) 5197 { 5198 if (cpi->avg_encode_time == 0) 5199 cpi->avg_encode_time = duration; 5200 else 5201 cpi->avg_encode_time = (7 * cpi->avg_encode_time + duration) >> 3; 5202 } 5203 5204 if (duration2) 5205 { 5206 { 5207 5208 if (cpi->avg_pick_mode_time == 0) 5209 cpi->avg_pick_mode_time = duration2; 5210 else 5211 cpi->avg_pick_mode_time = (7 * cpi->avg_pick_mode_time + duration2) >> 3; 5212 } 5213 } 5214 5215 } 5216 5217 if (cm->refresh_entropy_probs == 0) 5218 { 5219 vpx_memcpy(&cm->fc, &cm->lfc, sizeof(cm->fc)); 5220 } 5221 5222 /* Save the contexts separately for alt ref, gold and last. */ 5223 /* (TODO jbb -> Optimize this with pointers to avoid extra copies. ) */ 5224 if(cm->refresh_alt_ref_frame) 5225 vpx_memcpy(&cpi->lfc_a, &cm->fc, sizeof(cm->fc)); 5226 5227 if(cm->refresh_golden_frame) 5228 vpx_memcpy(&cpi->lfc_g, &cm->fc, sizeof(cm->fc)); 5229 5230 if(cm->refresh_last_frame) 5231 vpx_memcpy(&cpi->lfc_n, &cm->fc, sizeof(cm->fc)); 5232 5233 /* if its a dropped frame honor the requests on subsequent frames */ 5234 if (*size > 0) 5235 { 5236 cpi->droppable = !frame_is_reference(cpi); 5237 5238 /* return to normal state */ 5239 cm->refresh_entropy_probs = 1; 5240 cm->refresh_alt_ref_frame = 0; 5241 cm->refresh_golden_frame = 0; 5242 cm->refresh_last_frame = 1; 5243 cm->frame_type = INTER_FRAME; 5244 5245 } 5246 5247 /* Save layer specific state */ 5248 if (cpi->oxcf.number_of_layers > 1) 5249 save_layer_context (cpi); 5250 5251 vpx_usec_timer_mark(&cmptimer); 5252 cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer); 5253 5254 if (cpi->b_calculate_psnr && cpi->pass != 1 && cm->show_frame) 5255 { 5256 generate_psnr_packet(cpi); 5257 } 5258 5259#if CONFIG_INTERNAL_STATS 5260 5261 if (cpi->pass != 1) 5262 { 5263 cpi->bytes += *size; 5264 5265 if (cm->show_frame) 5266 { 5267 cpi->common.show_frame_mi = cpi->common.mi; 5268 cpi->count ++; 5269 5270 if (cpi->b_calculate_psnr) 5271 { 5272 uint64_t ye,ue,ve; 5273 double frame_psnr; 5274 YV12_BUFFER_CONFIG *orig = cpi->Source; 5275 YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show; 5276 int y_samples = orig->y_height * orig->y_width ; 5277 int uv_samples = orig->uv_height * orig->uv_width ; 5278 int t_samples = y_samples + 2 * uv_samples; 5279 double sq_error, sq_error2; 5280 5281 ye = calc_plane_error(orig->y_buffer, orig->y_stride, 5282 recon->y_buffer, recon->y_stride, orig->y_width, orig->y_height); 5283 5284 ue = calc_plane_error(orig->u_buffer, orig->uv_stride, 5285 recon->u_buffer, recon->uv_stride, orig->uv_width, orig->uv_height); 5286 5287 ve = calc_plane_error(orig->v_buffer, orig->uv_stride, 5288 recon->v_buffer, recon->uv_stride, orig->uv_width, orig->uv_height); 5289 5290 sq_error = (double)(ye + ue + ve); 5291 5292 frame_psnr = vpx_sse_to_psnr(t_samples, 255.0, sq_error); 5293 5294 cpi->total_y += vpx_sse_to_psnr(y_samples, 255.0, (double)ye); 5295 cpi->total_u += vpx_sse_to_psnr(uv_samples, 255.0, (double)ue); 5296 cpi->total_v += vpx_sse_to_psnr(uv_samples, 255.0, (double)ve); 5297 cpi->total_sq_error += sq_error; 5298 cpi->total += frame_psnr; 5299#if CONFIG_POSTPROC 5300 { 5301 YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer; 5302 double frame_psnr2, frame_ssim2 = 0; 5303 double weight = 0; 5304 5305 vp8_deblock(cm, cm->frame_to_show, &cm->post_proc_buffer, cm->filter_level * 10 / 6, 1, 0); 5306 vp8_clear_system_state(); 5307 5308 ye = calc_plane_error(orig->y_buffer, orig->y_stride, 5309 pp->y_buffer, pp->y_stride, orig->y_width, orig->y_height); 5310 5311 ue = calc_plane_error(orig->u_buffer, orig->uv_stride, 5312 pp->u_buffer, pp->uv_stride, orig->uv_width, orig->uv_height); 5313 5314 ve = calc_plane_error(orig->v_buffer, orig->uv_stride, 5315 pp->v_buffer, pp->uv_stride, orig->uv_width, orig->uv_height); 5316 5317 sq_error2 = (double)(ye + ue + ve); 5318 5319 frame_psnr2 = vpx_sse_to_psnr(t_samples, 255.0, sq_error2); 5320 5321 cpi->totalp_y += vpx_sse_to_psnr(y_samples, 5322 255.0, (double)ye); 5323 cpi->totalp_u += vpx_sse_to_psnr(uv_samples, 5324 255.0, (double)ue); 5325 cpi->totalp_v += vpx_sse_to_psnr(uv_samples, 5326 255.0, (double)ve); 5327 cpi->total_sq_error2 += sq_error2; 5328 cpi->totalp += frame_psnr2; 5329 5330 frame_ssim2 = vp8_calc_ssim(cpi->Source, 5331 &cm->post_proc_buffer, 1, &weight); 5332 5333 cpi->summed_quality += frame_ssim2 * weight; 5334 cpi->summed_weights += weight; 5335 5336 if (cpi->oxcf.number_of_layers > 1) 5337 { 5338 unsigned int i; 5339 5340 for (i=cpi->current_layer; 5341 i<cpi->oxcf.number_of_layers; i++) 5342 { 5343 cpi->frames_in_layer[i]++; 5344 5345 cpi->bytes_in_layer[i] += *size; 5346 cpi->sum_psnr[i] += frame_psnr; 5347 cpi->sum_psnr_p[i] += frame_psnr2; 5348 cpi->total_error2[i] += sq_error; 5349 cpi->total_error2_p[i] += sq_error2; 5350 cpi->sum_ssim[i] += frame_ssim2 * weight; 5351 cpi->sum_weights[i] += weight; 5352 } 5353 } 5354 } 5355#endif 5356 } 5357 5358 if (cpi->b_calculate_ssimg) 5359 { 5360 double y, u, v, frame_all; 5361 frame_all = vp8_calc_ssimg(cpi->Source, cm->frame_to_show, 5362 &y, &u, &v); 5363 5364 if (cpi->oxcf.number_of_layers > 1) 5365 { 5366 unsigned int i; 5367 5368 for (i=cpi->current_layer; 5369 i<cpi->oxcf.number_of_layers; i++) 5370 { 5371 if (!cpi->b_calculate_psnr) 5372 cpi->frames_in_layer[i]++; 5373 5374 cpi->total_ssimg_y_in_layer[i] += y; 5375 cpi->total_ssimg_u_in_layer[i] += u; 5376 cpi->total_ssimg_v_in_layer[i] += v; 5377 cpi->total_ssimg_all_in_layer[i] += frame_all; 5378 } 5379 } 5380 else 5381 { 5382 cpi->total_ssimg_y += y; 5383 cpi->total_ssimg_u += u; 5384 cpi->total_ssimg_v += v; 5385 cpi->total_ssimg_all += frame_all; 5386 } 5387 } 5388 5389 } 5390 } 5391 5392#if 0 5393 5394 if (cpi->common.frame_type != 0 && cpi->common.base_qindex == cpi->oxcf.worst_allowed_q) 5395 { 5396 skiptruecount += cpi->skip_true_count; 5397 skipfalsecount += cpi->skip_false_count; 5398 } 5399 5400#endif 5401#if 0 5402 5403 if (cpi->pass != 1) 5404 { 5405 FILE *f = fopen("skip.stt", "a"); 5406 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); 5407 5408 if (cpi->is_src_frame_alt_ref == 1) 5409 fprintf(f, "skipcount: %4d framesize: %d\n", cpi->skip_true_count , *size); 5410 5411 fclose(f); 5412 } 5413 5414#endif 5415#endif 5416 5417#if HAVE_NEON 5418#if CONFIG_RUNTIME_CPU_DETECT 5419 if (cm->cpu_caps & HAS_NEON) 5420#endif 5421 { 5422 vp8_pop_neon(store_reg); 5423 } 5424#endif 5425 5426 cpi->common.error.setjmp = 0; 5427 5428 return 0; 5429} 5430 5431int vp8_get_preview_raw_frame(VP8_COMP *cpi, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t *flags) 5432{ 5433 if (cpi->common.refresh_alt_ref_frame) 5434 return -1; 5435 else 5436 { 5437 int ret; 5438 5439#if CONFIG_MULTITHREAD 5440 if(cpi->b_lpf_running) 5441 { 5442 sem_wait(&cpi->h_event_end_lpf); 5443 cpi->b_lpf_running = 0; 5444 } 5445#endif 5446 5447#if CONFIG_POSTPROC 5448 cpi->common.show_frame_mi = cpi->common.mi; 5449 ret = vp8_post_proc_frame(&cpi->common, dest, flags); 5450#else 5451 5452 if (cpi->common.frame_to_show) 5453 { 5454 *dest = *cpi->common.frame_to_show; 5455 dest->y_width = cpi->common.Width; 5456 dest->y_height = cpi->common.Height; 5457 dest->uv_height = cpi->common.Height / 2; 5458 ret = 0; 5459 } 5460 else 5461 { 5462 ret = -1; 5463 } 5464 5465#endif 5466 vp8_clear_system_state(); 5467 return ret; 5468 } 5469} 5470 5471int vp8_set_roimap(VP8_COMP *cpi, unsigned char *map, unsigned int rows, unsigned int cols, int delta_q[4], int delta_lf[4], unsigned int threshold[4]) 5472{ 5473 signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS]; 5474 int internal_delta_q[MAX_MB_SEGMENTS]; 5475 const int range = 63; 5476 int i; 5477 5478 // This method is currently incompatible with the cyclic refresh method 5479 if ( cpi->cyclic_refresh_mode_enabled ) 5480 return -1; 5481 5482 // Check number of rows and columns match 5483 if (cpi->common.mb_rows != (int)rows || cpi->common.mb_cols != (int)cols) 5484 return -1; 5485 5486 // Range check the delta Q values and convert the external Q range values 5487 // to internal ones. 5488 if ( (abs(delta_q[0]) > range) || (abs(delta_q[1]) > range) || 5489 (abs(delta_q[2]) > range) || (abs(delta_q[3]) > range) ) 5490 return -1; 5491 5492 // Range check the delta lf values 5493 if ( (abs(delta_lf[0]) > range) || (abs(delta_lf[1]) > range) || 5494 (abs(delta_lf[2]) > range) || (abs(delta_lf[3]) > range) ) 5495 return -1; 5496 5497 if (!map) 5498 { 5499 disable_segmentation(cpi); 5500 return 0; 5501 } 5502 5503 // Translate the external delta q values to internal values. 5504 for ( i = 0; i < MAX_MB_SEGMENTS; i++ ) 5505 internal_delta_q[i] = 5506 ( delta_q[i] >= 0 ) ? q_trans[delta_q[i]] : -q_trans[-delta_q[i]]; 5507 5508 /* Set the segmentation Map */ 5509 set_segmentation_map(cpi, map); 5510 5511 /* Activate segmentation. */ 5512 enable_segmentation(cpi); 5513 5514 /* Set up the quant segment data */ 5515 feature_data[MB_LVL_ALT_Q][0] = internal_delta_q[0]; 5516 feature_data[MB_LVL_ALT_Q][1] = internal_delta_q[1]; 5517 feature_data[MB_LVL_ALT_Q][2] = internal_delta_q[2]; 5518 feature_data[MB_LVL_ALT_Q][3] = internal_delta_q[3]; 5519 5520 /* Set up the loop segment data s */ 5521 feature_data[MB_LVL_ALT_LF][0] = delta_lf[0]; 5522 feature_data[MB_LVL_ALT_LF][1] = delta_lf[1]; 5523 feature_data[MB_LVL_ALT_LF][2] = delta_lf[2]; 5524 feature_data[MB_LVL_ALT_LF][3] = delta_lf[3]; 5525 5526 cpi->segment_encode_breakout[0] = threshold[0]; 5527 cpi->segment_encode_breakout[1] = threshold[1]; 5528 cpi->segment_encode_breakout[2] = threshold[2]; 5529 cpi->segment_encode_breakout[3] = threshold[3]; 5530 5531 /* Initialise the feature data structure */ 5532 set_segment_data(cpi, &feature_data[0][0], SEGMENT_DELTADATA); 5533 5534 return 0; 5535} 5536 5537int vp8_set_active_map(VP8_COMP *cpi, unsigned char *map, unsigned int rows, unsigned int cols) 5538{ 5539 if ((int)rows == cpi->common.mb_rows && (int)cols == cpi->common.mb_cols) 5540 { 5541 if (map) 5542 { 5543 vpx_memcpy(cpi->active_map, map, rows * cols); 5544 cpi->active_map_enabled = 1; 5545 } 5546 else 5547 cpi->active_map_enabled = 0; 5548 5549 return 0; 5550 } 5551 else 5552 { 5553 return -1 ; 5554 } 5555} 5556 5557int vp8_set_internal_size(VP8_COMP *cpi, VPX_SCALING horiz_mode, VPX_SCALING vert_mode) 5558{ 5559 if (horiz_mode <= ONETWO) 5560 cpi->common.horiz_scale = horiz_mode; 5561 else 5562 return -1; 5563 5564 if (vert_mode <= ONETWO) 5565 cpi->common.vert_scale = vert_mode; 5566 else 5567 return -1; 5568 5569 return 0; 5570} 5571 5572 5573 5574int vp8_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest) 5575{ 5576 int i, j; 5577 int Total = 0; 5578 5579 unsigned char *src = source->y_buffer; 5580 unsigned char *dst = dest->y_buffer; 5581 5582 /* Loop through the Y plane raw and reconstruction data summing 5583 * (square differences) 5584 */ 5585 for (i = 0; i < source->y_height; i += 16) 5586 { 5587 for (j = 0; j < source->y_width; j += 16) 5588 { 5589 unsigned int sse; 5590 Total += vp8_mse16x16(src + j, source->y_stride, dst + j, dest->y_stride, &sse); 5591 } 5592 5593 src += 16 * source->y_stride; 5594 dst += 16 * dest->y_stride; 5595 } 5596 5597 return Total; 5598} 5599 5600 5601int vp8_get_quantizer(VP8_COMP *cpi) 5602{ 5603 return cpi->common.base_qindex; 5604} 5605