onyx_if.c 197 KB
Newer Older
John Koleszar's avatar
John Koleszar committed
1
/*
2
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
John Koleszar's avatar
John Koleszar committed
3
 *
4
 *  Use of this source code is governed by a BSD-style license
5 6
 *  that can be found in the LICENSE file in the root of the source
 *  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.
John Koleszar's avatar
John Koleszar committed
9 10 11
 */


12
#include "vpx_config.h"
13
#include "./vpx_scale_rtcd.h"
John Koleszar's avatar
John Koleszar committed
14
#include "vp8/common/onyxc_int.h"
15
#include "vp8/common/blockd.h"
John Koleszar's avatar
John Koleszar committed
16
#include "onyx_int.h"
John Koleszar's avatar
John Koleszar committed
17
#include "vp8/common/systemdependent.h"
John Koleszar's avatar
John Koleszar committed
18
#include "quantize.h"
John Koleszar's avatar
John Koleszar committed
19
#include "vp8/common/alloccommon.h"
John Koleszar's avatar
John Koleszar committed
20 21
#include "mcomp.h"
#include "firstpass.h"
22
#include "vpx/internal/vpx_psnr.h"
Johann's avatar
Johann committed
23
#include "vpx_scale/vpx_scale.h"
John Koleszar's avatar
John Koleszar committed
24
#include "vp8/common/extend.h"
John Koleszar's avatar
John Koleszar committed
25
#include "ratectrl.h"
John Koleszar's avatar
John Koleszar committed
26
#include "vp8/common/quant_common.h"
27
#include "segmentation.h"
28
#if CONFIG_POSTPROC
John Koleszar's avatar
John Koleszar committed
29
#include "vp8/common/postproc.h"
30
#endif
John Koleszar's avatar
John Koleszar committed
31
#include "vpx_mem/vpx_mem.h"
John Koleszar's avatar
John Koleszar committed
32 33
#include "vp8/common/swapyv12buffer.h"
#include "vp8/common/threading.h"
John Koleszar's avatar
John Koleszar committed
34
#include "vpx_ports/vpx_timer.h"
35 36 37
#if ARCH_ARM
#include "vpx_ports/arm.h"
#endif
Yunqing Wang's avatar
Yunqing Wang committed
38 39 40
#if CONFIG_MULTI_RES_ENCODING
#include "mr_dissim.h"
#endif
41
#include "encodeframe.h"
42

John Koleszar's avatar
John Koleszar committed
43 44 45 46
#include <math.h>
#include <stdio.h>
#include <limits.h>

47 48 49 50 51
#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING
extern int vp8_update_coef_context(VP8_COMP *cpi);
extern void vp8_update_coef_probs(VP8_COMP *cpi);
#endif

John Koleszar's avatar
John Koleszar committed
52 53 54 55 56 57 58 59
extern void vp8cx_pick_filter_level_fast(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi);
extern void vp8cx_set_alt_lf_level(VP8_COMP *cpi, int filt_val);
extern void vp8cx_pick_filter_level(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi);

extern void vp8_deblock_frame(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *post, int filt_lvl, int low_var_thresh, int flag);
extern void print_parms(VP8_CONFIG *ocf, char *filenam);
extern unsigned int vp8_get_processor_freq();
extern void print_tree_update_probs();
60
extern int vp8cx_create_encoder_threads(VP8_COMP *cpi);
John Koleszar's avatar
John Koleszar committed
61 62 63
extern void vp8cx_remove_encoder_threads(VP8_COMP *cpi);

int vp8_estimate_entropy_savings(VP8_COMP *cpi);
64

John Koleszar's avatar
John Koleszar committed
65
int vp8_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest);
John Koleszar's avatar
John Koleszar committed
66

John Koleszar's avatar
John Koleszar committed
67
extern void vp8_temporal_filter_prepare_c(VP8_COMP *cpi, int distance);
John Koleszar's avatar
John Koleszar committed
68

69
static void set_default_lf_deltas(VP8_COMP *cpi);
John Koleszar's avatar
John Koleszar committed
70 71 72

extern const int vp8_gf_interval_table[101];

73
#if CONFIG_INTERNAL_STATS
John Koleszar's avatar
John Koleszar committed
74 75 76 77 78 79 80
#include "math.h"

extern double vp8_calc_ssim
(
    YV12_BUFFER_CONFIG *source,
    YV12_BUFFER_CONFIG *dest,
    int lumamask,
John Koleszar's avatar
John Koleszar committed
81
    double *weight
John Koleszar's avatar
John Koleszar committed
82 83
);

84

John Koleszar's avatar
John Koleszar committed
85 86 87 88 89 90
extern double vp8_calc_ssimg
(
    YV12_BUFFER_CONFIG *source,
    YV12_BUFFER_CONFIG *dest,
    double *ssim_y,
    double *ssim_u,
John Koleszar's avatar
John Koleszar committed
91
    double *ssim_v
John Koleszar's avatar
John Koleszar committed
92 93 94 95 96 97 98 99 100
);


#endif


#ifdef OUTPUT_YUV_SRC
FILE *yuv_file;
#endif
101 102 103
#ifdef OUTPUT_YUV_DENOISED
FILE *yuv_denoised_file;
#endif
John Koleszar's avatar
John Koleszar committed
104 105 106 107 108 109 110 111 112 113 114 115 116

#if 0
FILE *framepsnr;
FILE *kf_list;
FILE *keyfile;
#endif

#if 0
extern int skip_true_count;
extern int skip_false_count;
#endif


117
#ifdef VP8_ENTROPY_STATS
John Koleszar's avatar
John Koleszar committed
118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146
extern int intra_mode_stats[10][10][10];
#endif

#ifdef SPEEDSTATS
unsigned int frames_at_speed[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned int tot_pm = 0;
unsigned int cnt_pm = 0;
unsigned int tot_ef = 0;
unsigned int cnt_ef = 0;
#endif

#ifdef MODE_STATS
extern unsigned __int64 Sectionbits[50];
extern int y_modes[5]  ;
extern int uv_modes[4] ;
extern int b_modes[10]  ;

extern int inter_y_modes[10] ;
extern int inter_uv_modes[4] ;
extern unsigned int inter_b_modes[15];
#endif

extern const int vp8_bits_per_mb[2][QINDEX_RANGE];

extern const int qrounding_factors[129];
extern const int qzbin_factors[129];
extern void vp8cx_init_quantizer(VP8_COMP *cpi);
extern const int vp8cx_base_skip_false_prob[128];

John Koleszar's avatar
John Koleszar committed
147
/* Tables relating active max Q to active min Q */
148
static const unsigned char kf_low_motion_minq[QINDEX_RANGE] =
149
{
Paul Wilkins's avatar
CQ Mode  
Paul Wilkins committed
150 151 152 153 154 155 156 157
    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
    0,0,0,0,1,1,1,1,1,1,1,1,2,2,2,2,
    3,3,3,3,3,3,4,4,4,5,5,5,5,5,6,6,
    6,6,7,7,8,8,8,8,9,9,10,10,10,10,11,11,
    11,11,12,12,13,13,13,13,14,14,15,15,15,15,16,16,
    16,16,17,17,18,18,18,18,19,20,20,21,21,22,23,23
158
};
159
static const unsigned char kf_high_motion_minq[QINDEX_RANGE] =
160
{
Paul Wilkins's avatar
CQ Mode  
Paul Wilkins committed
161 162 163 164 165 166 167 168
    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
    1,1,1,1,1,1,1,1,2,2,2,2,3,3,3,3,
    3,3,3,3,4,4,4,4,5,5,5,5,5,5,6,6,
    6,6,7,7,8,8,8,8,9,9,10,10,10,10,11,11,
    11,11,12,12,13,13,13,13,14,14,15,15,15,15,16,16,
    16,16,17,17,18,18,18,18,19,19,20,20,20,20,21,21,
    21,21,22,22,23,23,24,25,25,26,26,27,28,28,29,30
169
};
170
static const unsigned char gf_low_motion_minq[QINDEX_RANGE] =
171 172 173 174 175 176 177 178 179 180
{
    0,0,0,0,1,1,1,1,1,1,1,1,2,2,2,2,
    3,3,3,3,4,4,4,4,5,5,5,5,6,6,6,6,
    7,7,7,7,8,8,8,8,9,9,9,9,10,10,10,10,
    11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,
    19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,
    27,27,28,28,29,29,30,30,31,31,32,32,33,33,34,34,
    35,35,36,36,37,37,38,38,39,39,40,40,41,41,42,42,
    43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58
};
181
static const unsigned char gf_mid_motion_minq[QINDEX_RANGE] =
182 183 184 185 186 187 188 189
{
    0,0,0,0,1,1,1,1,1,1,2,2,3,3,3,4,
    4,4,5,5,5,6,6,6,7,7,7,8,8,8,9,9,
    9,10,10,10,10,11,11,11,12,12,12,12,13,13,13,14,
    14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21,
    22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,
    30,30,31,31,32,32,33,33,34,34,35,35,36,36,37,37,
    38,39,39,40,40,41,41,42,42,43,43,44,45,46,47,48,
Paul Wilkins's avatar
CQ Mode  
Paul Wilkins committed
190
    49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64
191
};
192
static const unsigned char gf_high_motion_minq[QINDEX_RANGE] =
193 194 195 196 197 198 199 200
{
    0,0,0,0,1,1,1,1,1,2,2,2,3,3,3,4,
    4,4,5,5,5,6,6,6,7,7,7,8,8,8,9,9,
    9,10,10,10,11,11,12,12,13,13,14,14,15,15,16,16,
    17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,
    25,25,26,26,27,27,28,28,29,29,30,30,31,31,32,32,
    33,33,34,34,35,35,36,36,37,37,38,38,39,39,40,40,
    41,41,42,42,43,44,45,46,47,48,49,50,51,52,53,54,
Paul Wilkins's avatar
CQ Mode  
Paul Wilkins committed
201
    55,56,57,58,59,60,62,64,66,68,70,72,74,76,78,80
202
};
203
static const unsigned char inter_minq[QINDEX_RANGE] =
204
{
Paul Wilkins's avatar
Paul Wilkins committed
205 206 207 208 209 210 211 212
    0,0,1,1,2,3,3,4,4,5,6,6,7,8,8,9,
    9,10,11,11,12,13,13,14,15,15,16,17,17,18,19,20,
    20,21,22,22,23,24,24,25,26,27,27,28,29,30,30,31,
    32,33,33,34,35,36,36,37,38,39,39,40,41,42,42,43,
    44,45,46,46,47,48,49,50,50,51,52,53,54,55,55,56,
    57,58,59,60,60,61,62,63,64,65,66,67,67,68,69,70,
    71,72,73,74,75,75,76,77,78,79,80,81,82,83,84,85,
    86,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100
213
};
John Koleszar's avatar
John Koleszar committed
214 215 216 217 218

#ifdef PACKET_TESTING
extern FILE *vpxlogc;
#endif

219 220 221 222
static void save_layer_context(VP8_COMP *cpi)
{
    LAYER_CONTEXT *lc = &cpi->layer_context[cpi->current_layer];

John Koleszar's avatar
John Koleszar committed
223
    /* Save layer dependent coding state */
224 225 226 227
    lc->target_bandwidth                 = cpi->target_bandwidth;
    lc->starting_buffer_level            = cpi->oxcf.starting_buffer_level;
    lc->optimal_buffer_level             = cpi->oxcf.optimal_buffer_level;
    lc->maximum_buffer_size              = cpi->oxcf.maximum_buffer_size;
228 229 230
    lc->starting_buffer_level_in_ms      = cpi->oxcf.starting_buffer_level_in_ms;
    lc->optimal_buffer_level_in_ms       = cpi->oxcf.optimal_buffer_level_in_ms;
    lc->maximum_buffer_size_in_ms        = cpi->oxcf.maximum_buffer_size_in_ms;
231 232 233 234 235 236 237 238 239 240 241 242 243 244
    lc->buffer_level                     = cpi->buffer_level;
    lc->bits_off_target                  = cpi->bits_off_target;
    lc->total_actual_bits                = cpi->total_actual_bits;
    lc->worst_quality                    = cpi->worst_quality;
    lc->active_worst_quality             = cpi->active_worst_quality;
    lc->best_quality                     = cpi->best_quality;
    lc->active_best_quality              = cpi->active_best_quality;
    lc->ni_av_qi                         = cpi->ni_av_qi;
    lc->ni_tot_qi                        = cpi->ni_tot_qi;
    lc->ni_frames                        = cpi->ni_frames;
    lc->avg_frame_qindex                 = cpi->avg_frame_qindex;
    lc->rate_correction_factor           = cpi->rate_correction_factor;
    lc->key_frame_rate_correction_factor = cpi->key_frame_rate_correction_factor;
    lc->gf_rate_correction_factor        = cpi->gf_rate_correction_factor;
245
    lc->zbin_over_quant                  = cpi->mb.zbin_over_quant;
246 247 248 249 250 251 252
    lc->inter_frame_target               = cpi->inter_frame_target;
    lc->total_byte_count                 = cpi->total_byte_count;
    lc->filter_level                     = cpi->common.filter_level;

    lc->last_frame_percent_intra         = cpi->last_frame_percent_intra;

    memcpy (lc->count_mb_ref_frame_usage,
253 254
            cpi->mb.count_mb_ref_frame_usage,
            sizeof(cpi->mb.count_mb_ref_frame_usage));
255 256 257 258 259 260
}

static void restore_layer_context(VP8_COMP *cpi, const int layer)
{
    LAYER_CONTEXT *lc = &cpi->layer_context[layer];

John Koleszar's avatar
John Koleszar committed
261
    /* Restore layer dependent coding state */
262 263 264 265 266 267
    cpi->current_layer                    = layer;
    cpi->target_bandwidth                 = lc->target_bandwidth;
    cpi->oxcf.target_bandwidth            = lc->target_bandwidth;
    cpi->oxcf.starting_buffer_level       = lc->starting_buffer_level;
    cpi->oxcf.optimal_buffer_level        = lc->optimal_buffer_level;
    cpi->oxcf.maximum_buffer_size         = lc->maximum_buffer_size;
268 269 270
    cpi->oxcf.starting_buffer_level_in_ms = lc->starting_buffer_level_in_ms;
    cpi->oxcf.optimal_buffer_level_in_ms  = lc->optimal_buffer_level_in_ms;
    cpi->oxcf.maximum_buffer_size_in_ms   = lc->maximum_buffer_size_in_ms;
271 272 273 274 275 276 277 278 279 280 281 282
    cpi->buffer_level                     = lc->buffer_level;
    cpi->bits_off_target                  = lc->bits_off_target;
    cpi->total_actual_bits                = lc->total_actual_bits;
    cpi->active_worst_quality             = lc->active_worst_quality;
    cpi->active_best_quality              = lc->active_best_quality;
    cpi->ni_av_qi                         = lc->ni_av_qi;
    cpi->ni_tot_qi                        = lc->ni_tot_qi;
    cpi->ni_frames                        = lc->ni_frames;
    cpi->avg_frame_qindex                 = lc->avg_frame_qindex;
    cpi->rate_correction_factor           = lc->rate_correction_factor;
    cpi->key_frame_rate_correction_factor = lc->key_frame_rate_correction_factor;
    cpi->gf_rate_correction_factor        = lc->gf_rate_correction_factor;
283
    cpi->mb.zbin_over_quant                  = lc->zbin_over_quant;
284 285 286 287 288 289
    cpi->inter_frame_target               = lc->inter_frame_target;
    cpi->total_byte_count                 = lc->total_byte_count;
    cpi->common.filter_level              = lc->filter_level;

    cpi->last_frame_percent_intra         = lc->last_frame_percent_intra;

290
    memcpy (cpi->mb.count_mb_ref_frame_usage,
291
            lc->count_mb_ref_frame_usage,
292
            sizeof(cpi->mb.count_mb_ref_frame_usage));
293 294
}

295 296 297 298 299 300 301 302 303 304 305 306
static int rescale(int val, int num, int denom)
{
    int64_t llnum = num;
    int64_t llden = denom;
    int64_t llval = val;

    return (int)(llval * llnum / llden);
}

static void init_temporal_layer_context(VP8_COMP *cpi,
                                        VP8_CONFIG *oxcf,
                                        const int layer,
James Zern's avatar
James Zern committed
307
                                        double prev_layer_framerate)
308 309 310
{
    LAYER_CONTEXT *lc = &cpi->layer_context[layer];

James Zern's avatar
James Zern committed
311
    lc->framerate = cpi->output_framerate / cpi->oxcf.rate_decimator[layer];
312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340
    lc->target_bandwidth = cpi->oxcf.target_bitrate[layer] * 1000;

    lc->starting_buffer_level_in_ms = oxcf->starting_buffer_level;
    lc->optimal_buffer_level_in_ms  = oxcf->optimal_buffer_level;
    lc->maximum_buffer_size_in_ms   = oxcf->maximum_buffer_size;

    lc->starting_buffer_level =
        rescale((int)(oxcf->starting_buffer_level),
                lc->target_bandwidth, 1000);

    if (oxcf->optimal_buffer_level == 0)
      lc->optimal_buffer_level = lc->target_bandwidth / 8;
    else
      lc->optimal_buffer_level =
          rescale((int)(oxcf->optimal_buffer_level),
                  lc->target_bandwidth, 1000);

    if (oxcf->maximum_buffer_size == 0)
      lc->maximum_buffer_size = lc->target_bandwidth / 8;
    else
      lc->maximum_buffer_size =
          rescale((int)(oxcf->maximum_buffer_size),
                  lc->target_bandwidth, 1000);

    /* Work out the average size of a frame within this layer */
    if (layer > 0)
      lc->avg_frame_size_for_layer =
          (int)((cpi->oxcf.target_bitrate[layer] -
                cpi->oxcf.target_bitrate[layer-1]) * 1000 /
James Zern's avatar
James Zern committed
341
                (lc->framerate - prev_layer_framerate));
342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367

     lc->active_worst_quality         = cpi->oxcf.worst_allowed_q;
     lc->active_best_quality          = cpi->oxcf.best_allowed_q;
     lc->avg_frame_qindex             = cpi->oxcf.worst_allowed_q;

     lc->buffer_level                 = lc->starting_buffer_level;
     lc->bits_off_target              = lc->starting_buffer_level;

     lc->total_actual_bits                 = 0;
     lc->ni_av_qi                          = 0;
     lc->ni_tot_qi                         = 0;
     lc->ni_frames                         = 0;
     lc->rate_correction_factor            = 1.0;
     lc->key_frame_rate_correction_factor  = 1.0;
     lc->gf_rate_correction_factor         = 1.0;
     lc->inter_frame_target                = 0;
}

// Upon a run-time change in temporal layers, reset the layer context parameters
// for any "new" layers. For "existing" layers, let them inherit the parameters
// from the previous layer state (at the same layer #). In future we may want
// to better map the previous layer state(s) to the "new" ones.
static void reset_temporal_layer_change(VP8_COMP *cpi,
                                        VP8_CONFIG *oxcf,
                                        const int prev_num_layers)
{
368
    int i;
James Zern's avatar
James Zern committed
369
    double prev_layer_framerate = 0;
370 371 372 373 374 375 376 377 378 379 380 381 382
    const int curr_num_layers = cpi->oxcf.number_of_layers;
    // If the previous state was 1 layer, get current layer context from cpi.
    // We need this to set the layer context for the new layers below.
    if (prev_num_layers == 1)
    {
        cpi->current_layer = 0;
        save_layer_context(cpi);
    }
    for (i = 0; i < curr_num_layers; i++)
    {
        LAYER_CONTEXT *lc = &cpi->layer_context[i];
        if (i >= prev_num_layers)
        {
James Zern's avatar
James Zern committed
383
           init_temporal_layer_context(cpi, oxcf, i, prev_layer_framerate);
384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408
        }
        // The initial buffer levels are set based on their starting levels.
        // We could set the buffer levels based on the previous state (normalized
        // properly by the layer bandwidths) but we would need to keep track of
        // the previous set of layer bandwidths (i.e., target_bitrate[i])
        // before the layer change. For now, reset to the starting levels.
        lc->buffer_level = cpi->oxcf.starting_buffer_level_in_ms *
                           cpi->oxcf.target_bitrate[i];
        lc->bits_off_target = lc->buffer_level;
        // TDOD(marpan): Should we set the rate_correction_factor and
        // active_worst/best_quality to values derived from the previous layer
        // state (to smooth-out quality dips/rate fluctuation at transition)?

        // We need to treat the 1 layer case separately: oxcf.target_bitrate[i]
        // is not set for 1 layer, and the restore_layer_context/save_context()
        // are not called in the encoding loop, so we need to call it here to
        // pass the layer context state to |cpi|.
        if (curr_num_layers == 1)
        {
            lc->target_bandwidth = cpi->oxcf.target_bandwidth;
            lc->buffer_level = cpi->oxcf.starting_buffer_level_in_ms *
                               lc->target_bandwidth  / 1000;
            lc->bits_off_target = lc->buffer_level;
            restore_layer_context(cpi, 0);
        }
James Zern's avatar
James Zern committed
409 410
        prev_layer_framerate = cpi->output_framerate /
                               cpi->oxcf.rate_decimator[i];
411 412 413
    }
}

John Koleszar's avatar
John Koleszar committed
414 415
static void setup_features(VP8_COMP *cpi)
{
416 417 418 419 420 421 422 423 424 425 426
    // If segmentation enabled set the update flags
    if ( cpi->mb.e_mbd.segmentation_enabled )
    {
        cpi->mb.e_mbd.update_mb_segmentation_map = 1;
        cpi->mb.e_mbd.update_mb_segmentation_data = 1;
    }
    else
    {
        cpi->mb.e_mbd.update_mb_segmentation_map = 0;
        cpi->mb.e_mbd.update_mb_segmentation_data = 0;
    }
John Koleszar's avatar
John Koleszar committed
427 428 429 430 431

    cpi->mb.e_mbd.mode_ref_lf_delta_enabled = 0;
    cpi->mb.e_mbd.mode_ref_lf_delta_update = 0;
    vpx_memset(cpi->mb.e_mbd.ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas));
    vpx_memset(cpi->mb.e_mbd.mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas));
432 433
    vpx_memset(cpi->mb.e_mbd.last_ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas));
    vpx_memset(cpi->mb.e_mbd.last_mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas));
John Koleszar's avatar
John Koleszar committed
434

435
    set_default_lf_deltas(cpi);
John Koleszar's avatar
John Koleszar committed
436 437 438 439

}


440 441 442
static void dealloc_raw_frame_buffers(VP8_COMP *cpi);


443
static void dealloc_compressor_data(VP8_COMP *cpi)
John Koleszar's avatar
John Koleszar committed
444
{
445
    vpx_free(cpi->tplist);
446 447
    cpi->tplist = NULL;

John Koleszar's avatar
John Koleszar committed
448
    /* Delete last frame MV storage buffers */
449
    vpx_free(cpi->lfmv);
450 451
    cpi->lfmv = 0;

452
    vpx_free(cpi->lf_ref_frame_sign_bias);
453 454
    cpi->lf_ref_frame_sign_bias = 0;

455
    vpx_free(cpi->lf_ref_frame);
456
    cpi->lf_ref_frame = 0;
John Koleszar's avatar
John Koleszar committed
457

John Koleszar's avatar
John Koleszar committed
458
    /* Delete sementation map */
459
    vpx_free(cpi->segmentation_map);
John Koleszar's avatar
John Koleszar committed
460 461
    cpi->segmentation_map = 0;

462
    vpx_free(cpi->active_map);
John Koleszar's avatar
John Koleszar committed
463 464 465 466
    cpi->active_map = 0;

    vp8_de_alloc_frame_buffers(&cpi->common);

467
    vp8_yv12_de_alloc_frame_buffer(&cpi->pick_lf_lvl_frame);
John Koleszar's avatar
John Koleszar committed
468
    vp8_yv12_de_alloc_frame_buffer(&cpi->scaled_source);
469
    dealloc_raw_frame_buffers(cpi);
John Koleszar's avatar
John Koleszar committed
470 471 472 473

    vpx_free(cpi->tok);
    cpi->tok = 0;

John Koleszar's avatar
John Koleszar committed
474
    /* Structure used to monitor GF usage */
475
    vpx_free(cpi->gf_active_flags);
476 477
    cpi->gf_active_flags = 0;

John Koleszar's avatar
John Koleszar committed
478
    /* Activity mask based per mb zbin adjustments */
479 480 481
    vpx_free(cpi->mb_activity_map);
    cpi->mb_activity_map = 0;

482
    vpx_free(cpi->mb.pip);
483
    cpi->mb.pip = 0;
484 485 486 487 488

#if CONFIG_MULTITHREAD
    vpx_free(cpi->mt_current_mb_col);
    cpi->mt_current_mb_col = NULL;
#endif
John Koleszar's avatar
John Koleszar committed
489 490
}

John Koleszar's avatar
John Koleszar committed
491
static void enable_segmentation(VP8_COMP *cpi)
John Koleszar's avatar
John Koleszar committed
492
{
John Koleszar's avatar
John Koleszar committed
493
    /* Set the appropriate feature bit */
John Koleszar's avatar
John Koleszar committed
494 495 496 497
    cpi->mb.e_mbd.segmentation_enabled = 1;
    cpi->mb.e_mbd.update_mb_segmentation_map = 1;
    cpi->mb.e_mbd.update_mb_segmentation_data = 1;
}
John Koleszar's avatar
John Koleszar committed
498
static void disable_segmentation(VP8_COMP *cpi)
John Koleszar's avatar
John Koleszar committed
499
{
John Koleszar's avatar
John Koleszar committed
500
    /* Clear the appropriate feature bit */
John Koleszar's avatar
John Koleszar committed
501 502 503
    cpi->mb.e_mbd.segmentation_enabled = 0;
}

John Koleszar's avatar
John Koleszar committed
504 505 506
/* Valid values for a segment are 0 to 3
 * Segmentation map is arrange as [Rows][Columns]
 */
John Koleszar's avatar
John Koleszar committed
507
static void set_segmentation_map(VP8_COMP *cpi, unsigned char *segmentation_map)
John Koleszar's avatar
John Koleszar committed
508
{
John Koleszar's avatar
John Koleszar committed
509
    /* Copy in the new segmentation map */
John Koleszar's avatar
John Koleszar committed
510 511
    vpx_memcpy(cpi->segmentation_map, segmentation_map, (cpi->common.mb_rows * cpi->common.mb_cols));

John Koleszar's avatar
John Koleszar committed
512
    /* Signal that the map should be updated. */
John Koleszar's avatar
John Koleszar committed
513 514 515 516
    cpi->mb.e_mbd.update_mb_segmentation_map = 1;
    cpi->mb.e_mbd.update_mb_segmentation_data = 1;
}

John Koleszar's avatar
John Koleszar committed
517 518 519 520 521 522 523 524 525 526 527 528
/* The values given for each segment can be either deltas (from the default
 * value chosen for the frame) or absolute values.
 *
 * Valid range for abs values is:
 *    (0-127 for MB_LVL_ALT_Q), (0-63 for SEGMENT_ALT_LF)
 * Valid range for delta values are:
 *    (+/-127 for MB_LVL_ALT_Q), (+/-63 for SEGMENT_ALT_LF)
 *
 * abs_delta = SEGMENT_DELTADATA (deltas)
 * abs_delta = SEGMENT_ABSDATA (use the absolute values given).
 *
 */
John Koleszar's avatar
John Koleszar committed
529
static void set_segment_data(VP8_COMP *cpi, signed char *feature_data, unsigned char abs_delta)
John Koleszar's avatar
John Koleszar committed
530 531 532 533 534 535
{
    cpi->mb.e_mbd.mb_segement_abs_delta = abs_delta;
    vpx_memcpy(cpi->segment_feature_data, feature_data, sizeof(cpi->segment_feature_data));
}


John Koleszar's avatar
John Koleszar committed
536
static void segmentation_test_function(VP8_COMP *cpi)
John Koleszar's avatar
John Koleszar committed
537 538 539 540
{
    unsigned char *seg_map;
    signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS];

541
    // Create a temporary map for segmentation data.
John Koleszar's avatar
John Koleszar committed
542 543
    CHECK_MEM_ERROR(seg_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));

544
    // Set the segmentation Map
John Koleszar's avatar
John Koleszar committed
545
    set_segmentation_map(cpi, seg_map);
John Koleszar's avatar
John Koleszar committed
546

547
    // Activate segmentation.
John Koleszar's avatar
John Koleszar committed
548
    enable_segmentation(cpi);
John Koleszar's avatar
John Koleszar committed
549

550
    // Set up the quant segment data
John Koleszar's avatar
John Koleszar committed
551 552 553 554
    feature_data[MB_LVL_ALT_Q][0] = 0;
    feature_data[MB_LVL_ALT_Q][1] = 4;
    feature_data[MB_LVL_ALT_Q][2] = 0;
    feature_data[MB_LVL_ALT_Q][3] = 0;
555
    // Set up the loop segment data
John Koleszar's avatar
John Koleszar committed
556 557 558 559 560
    feature_data[MB_LVL_ALT_LF][0] = 0;
    feature_data[MB_LVL_ALT_LF][1] = 0;
    feature_data[MB_LVL_ALT_LF][2] = 0;
    feature_data[MB_LVL_ALT_LF][3] = 0;

561 562
    // Initialise the feature data structure
    // SEGMENT_DELTADATA    0, SEGMENT_ABSDATA      1
John Koleszar's avatar
John Koleszar committed
563
    set_segment_data(cpi, &feature_data[0][0], SEGMENT_DELTADATA);
John Koleszar's avatar
John Koleszar committed
564

565
    // Delete sementation map
John Koleszar's avatar
John Koleszar committed
566
    vpx_free(seg_map);
John Koleszar's avatar
John Koleszar committed
567 568 569 570

    seg_map = 0;
}

John Koleszar's avatar
John Koleszar committed
571
/* A simple function to cyclically refresh the background at a lower Q */
John Koleszar's avatar
John Koleszar committed
572 573
static void cyclic_background_refresh(VP8_COMP *cpi, int Q, int lf_adjustment)
{
Marco Paniconi's avatar
Marco Paniconi committed
574
    unsigned char *seg_map = cpi->segmentation_map;
John Koleszar's avatar
John Koleszar committed
575 576 577 578 579
    signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS];
    int i;
    int block_count = cpi->cyclic_refresh_mode_max_mbs_perframe;
    int mbs_in_frame = cpi->common.mb_rows * cpi->common.mb_cols;

Marco Paniconi's avatar
Marco Paniconi committed
580
    cpi->cyclic_refresh_q = Q / 2;
John Koleszar's avatar
John Koleszar committed
581

Marco's avatar
Marco committed
582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601
    if (cpi->oxcf.screen_content_mode) {
      // Modify quality ramp-up based on Q. Above some Q level, increase the
      // number of blocks to be refreshed, and reduce it below the thredhold.
      // Turn-off under certain conditions (i.e., away from key frame, and if
      // we are at good quality (low Q) and most of the blocks were skipped-encoded
      // in previous frame.
      if (Q >= 100) {
        cpi->cyclic_refresh_mode_max_mbs_perframe =
            (cpi->common.mb_rows * cpi->common.mb_cols) / 10;
      } else if (cpi->frames_since_key > 250 &&
                 Q < 20 &&
                 cpi->mb.skip_true_count > (int)(0.95 * mbs_in_frame)) {
        cpi->cyclic_refresh_mode_max_mbs_perframe = 0;
      } else {
        cpi->cyclic_refresh_mode_max_mbs_perframe =
            (cpi->common.mb_rows * cpi->common.mb_cols) / 20;
      }
      block_count = cpi->cyclic_refresh_mode_max_mbs_perframe;
    }

Marco Paniconi's avatar
Marco Paniconi committed
602 603 604 605
    // Set every macroblock to be eligible for update.
    // For key frame this will reset seg map to 0.
    vpx_memset(cpi->segmentation_map, 0, mbs_in_frame);

Marco's avatar
Marco committed
606
    if (cpi->common.frame_type != KEY_FRAME && block_count > 0)
John Koleszar's avatar
John Koleszar committed
607
    {
John Koleszar's avatar
John Koleszar committed
608 609
        /* Cycle through the macro_block rows */
        /* MB loop to set local segmentation map */
Marco Paniconi's avatar
Marco Paniconi committed
610
        i = cpi->cyclic_refresh_mode_index;
611
        assert(i < mbs_in_frame);
Marco Paniconi's avatar
Marco Paniconi committed
612
        do
John Koleszar's avatar
John Koleszar committed
613
        {
Marco Paniconi's avatar
Marco Paniconi committed
614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630
          /* If the MB is as a candidate for clean up then mark it for
           * possible boost/refresh (segment 1) The segment id may get
           * reset to 0 later if the MB gets coded anything other than
           * last frame 0,0 as only (last frame 0,0) MBs are eligable for
           * refresh : that is to say Mbs likely to be background blocks.
           */
          if (cpi->cyclic_refresh_map[i] == 0)
          {
              seg_map[i] = 1;
              block_count --;
          }
          else if (cpi->cyclic_refresh_map[i] < 0)
              cpi->cyclic_refresh_map[i]++;

          i++;
          if (i == mbs_in_frame)
              i = 0;
John Koleszar's avatar
John Koleszar committed
631 632

        }
Marco Paniconi's avatar
Marco Paniconi committed
633
        while(block_count && i != cpi->cyclic_refresh_mode_index);
John Koleszar's avatar
John Koleszar committed
634 635

        cpi->cyclic_refresh_mode_index = i;
636 637

#if CONFIG_TEMPORAL_DENOISING
638 639
        if (cpi->oxcf.noise_sensitivity > 0) {
          if (cpi->denoiser.denoiser_mode == kDenoiserOnYUVAggressive &&
Marco's avatar
Marco committed
640 641 642
              Q < (int)cpi->denoiser.denoise_pars.qp_thresh &&
              (cpi->frames_since_key >
               2 * cpi->denoiser.denoise_pars.consec_zerolast)) {
643
            // Under aggressive denoising, use segmentation to turn off loop
Marco's avatar
Marco committed
644
            // filter below some qp thresh. The filter is reduced for all
645 646 647 648 649
            // blocks that have been encoded as ZEROMV LAST x frames in a row,
            // where x is set by cpi->denoiser.denoise_pars.consec_zerolast.
            // This is to avoid "dot" artifacts that can occur from repeated
            // loop filtering on noisy input source.
            cpi->cyclic_refresh_q = Q;
Marco's avatar
Marco committed
650 651
            // lf_adjustment = -MAX_LOOP_FILTER;
            lf_adjustment = -40;
652 653 654 655
            for (i = 0; i < mbs_in_frame; ++i) {
              seg_map[i] = (cpi->consec_zero_last[i] >
                            cpi->denoiser.denoise_pars.consec_zerolast) ? 1 : 0;
            }
656 657 658
          }
        }
#endif
John Koleszar's avatar
John Koleszar committed
659 660
    }

John Koleszar's avatar
John Koleszar committed
661
    /* Activate segmentation. */
Marco Paniconi's avatar
Marco Paniconi committed
662 663
    cpi->mb.e_mbd.update_mb_segmentation_map = 1;
    cpi->mb.e_mbd.update_mb_segmentation_data = 1;
John Koleszar's avatar
John Koleszar committed
664
    enable_segmentation(cpi);
John Koleszar's avatar
John Koleszar committed
665

John Koleszar's avatar
John Koleszar committed
666
    /* Set up the quant segment data */
John Koleszar's avatar
John Koleszar committed
667 668 669 670 671
    feature_data[MB_LVL_ALT_Q][0] = 0;
    feature_data[MB_LVL_ALT_Q][1] = (cpi->cyclic_refresh_q - Q);
    feature_data[MB_LVL_ALT_Q][2] = 0;
    feature_data[MB_LVL_ALT_Q][3] = 0;

John Koleszar's avatar
John Koleszar committed
672
    /* Set up the loop segment data */
John Koleszar's avatar
John Koleszar committed
673 674 675 676 677
    feature_data[MB_LVL_ALT_LF][0] = 0;
    feature_data[MB_LVL_ALT_LF][1] = lf_adjustment;
    feature_data[MB_LVL_ALT_LF][2] = 0;
    feature_data[MB_LVL_ALT_LF][3] = 0;

John Koleszar's avatar
John Koleszar committed
678
    /* Initialise the feature data structure */
John Koleszar's avatar
John Koleszar committed
679
    set_segment_data(cpi, &feature_data[0][0], SEGMENT_DELTADATA);
John Koleszar's avatar
John Koleszar committed
680 681 682

}

683
static void set_default_lf_deltas(VP8_COMP *cpi)
John Koleszar's avatar
John Koleszar committed
684 685 686 687 688 689 690
{
    cpi->mb.e_mbd.mode_ref_lf_delta_enabled = 1;
    cpi->mb.e_mbd.mode_ref_lf_delta_update = 1;

    vpx_memset(cpi->mb.e_mbd.ref_lf_deltas, 0, sizeof(cpi->mb.e_mbd.ref_lf_deltas));
    vpx_memset(cpi->mb.e_mbd.mode_lf_deltas, 0, sizeof(cpi->mb.e_mbd.mode_lf_deltas));

John Koleszar's avatar
John Koleszar committed
691
    /* Test of ref frame deltas */
John Koleszar's avatar
John Koleszar committed
692 693 694 695 696
    cpi->mb.e_mbd.ref_lf_deltas[INTRA_FRAME] = 2;
    cpi->mb.e_mbd.ref_lf_deltas[LAST_FRAME] = 0;
    cpi->mb.e_mbd.ref_lf_deltas[GOLDEN_FRAME] = -2;
    cpi->mb.e_mbd.ref_lf_deltas[ALTREF_FRAME] = -2;

John Koleszar's avatar
John Koleszar committed
697
    cpi->mb.e_mbd.mode_lf_deltas[0] = 4;               /* BPRED */
698 699 700 701 702 703

    if(cpi->oxcf.Mode == MODE_REALTIME)
      cpi->mb.e_mbd.mode_lf_deltas[1] = -12;              /* Zero */
    else
      cpi->mb.e_mbd.mode_lf_deltas[1] = -2;              /* Zero */

John Koleszar's avatar
John Koleszar committed
704 705
    cpi->mb.e_mbd.mode_lf_deltas[2] = 2;               /* New mv */
    cpi->mb.e_mbd.mode_lf_deltas[3] = 4;               /* Split mv */
John Koleszar's avatar
John Koleszar committed
706 707
}

708 709 710 711 712 713
/* Convenience macros for mapping speed and mode into a continuous
 * range
 */
#define GOOD(x) (x+1)
#define RT(x) (x+7)

714
static int speed_map(int speed, const int *map)
715 716 717 718 719 720 721 722 723 724
{
    int res;

    do
    {
        res = *map++;
    } while(speed >= *map++);
    return res;
}

725
static const int thresh_mult_map_znn[] = {
726 727 728 729
    /* map common to zero, nearest, and near */
    0, GOOD(2), 1500, GOOD(3), 2000, RT(0), 1000, RT(2), 2000, INT_MAX
};

730
static const int thresh_mult_map_vhpred[] = {
731 732 733 734
    1000, GOOD(2), 1500, GOOD(3), 2000, RT(0), 1000, RT(1), 2000,
    RT(7), INT_MAX, INT_MAX
};

735
static const int thresh_mult_map_bpred[] = {
736 737 738 739
    2000, GOOD(0), 2500, GOOD(2), 5000, GOOD(3), 7500, RT(0), 2500, RT(1), 5000,
    RT(6), INT_MAX, INT_MAX
};

740
static const int thresh_mult_map_tm[] = {
741 742 743 744
    1000, GOOD(2), 1500, GOOD(3), 2000, RT(0), 0, RT(1), 1000, RT(2), 2000,
    RT(7), INT_MAX, INT_MAX
};

745
static const int thresh_mult_map_new1[] = {
746 747 748
    1000, GOOD(2), 2000, RT(0), 2000, INT_MAX
};

749
static const int thresh_mult_map_new2[] = {
750 751 752 753
    1000, GOOD(2), 2000, GOOD(3), 2500, GOOD(5), 4000, RT(0), 2000, RT(2), 2500,
    RT(5), 4000, INT_MAX
};

754
static const int thresh_mult_map_split1[] = {
755 756 757 758
    2500, GOOD(0), 1700, GOOD(2), 10000, GOOD(3), 25000, GOOD(4), INT_MAX,
    RT(0), 5000, RT(1), 10000, RT(2), 25000, RT(3), INT_MAX, INT_MAX
};

759
static const int thresh_mult_map_split2[] = {
760 761 762 763
    5000, GOOD(0), 4500, GOOD(2), 20000, GOOD(3), 50000, GOOD(4), INT_MAX,
    RT(0), 10000, RT(1), 20000, RT(2), 50000, RT(3), INT_MAX, INT_MAX
};

764
static const int mode_check_freq_map_zn2[] = {
765 766 767 768
    /* {zero,nearest}{2,3} */
    0, RT(10), 1<<1, RT(11), 1<<2, RT(12), 1<<3, INT_MAX
};

769
static const int mode_check_freq_map_vhbpred[] = {
770 771 772
    0, GOOD(5), 2, RT(0), 0, RT(3), 2, RT(5), 4, INT_MAX
};

773
static const int mode_check_freq_map_near2[] = {
774 775 776 777
    0, GOOD(5), 2, RT(0), 0, RT(3), 2, RT(10), 1<<2, RT(11), 1<<3, RT(12), 1<<4,
    INT_MAX
};

778
static const int mode_check_freq_map_new1[] = {
779 780 781
    0, RT(10), 1<<1, RT(11), 1<<2, RT(12), 1<<3, INT_MAX
};

782
static const int mode_check_freq_map_new2[] = {
783 784 785 786
    0, GOOD(5), 4, RT(0), 0, RT(3), 4, RT(10), 1<<3, RT(11), 1<<4, RT(12), 1<<5,
    INT_MAX
};

787
static const int mode_check_freq_map_split1[] = {
788 789 790
    0, GOOD(2), 2, GOOD(3), 7, RT(1), 2, RT(2), 7, INT_MAX
};

791
static const int mode_check_freq_map_split2[] = {
792 793 794
    0, GOOD(1), 2, GOOD(2), 4, GOOD(3), 15, RT(1), 4, RT(2), 15, INT_MAX
};

John Koleszar's avatar
John Koleszar committed
795 796 797 798 799 800 801
void vp8_set_speed_features(VP8_COMP *cpi)
{
    SPEED_FEATURES *sf = &cpi->sf;
    int Mode = cpi->compressor_speed;
    int Speed = cpi->Speed;
    int i;
    VP8_COMMON *cm = &cpi->common;
802
    int last_improved_quant = sf->improved_quant;
803
    int ref_frames;
John Koleszar's avatar
John Koleszar committed
804

John Koleszar's avatar
John Koleszar committed
805
    /* Initialise default mode frequency sampling variables */
John Koleszar's avatar
John Koleszar committed
806 807 808 809 810
    for (i = 0; i < MAX_MODES; i ++)
    {
        cpi->mode_check_freq[i] = 0;
    }

811
    cpi->mb.mbs_tested_so_far = 0;
Marco's avatar
Marco committed
812
    cpi->mb.mbs_zero_last_dot_suppress = 0;
John Koleszar's avatar
John Koleszar committed
813

John Koleszar's avatar
John Koleszar committed
814
    /* best quality defaults */
John Koleszar's avatar
John Koleszar committed
815 816 817 818 819 820 821 822 823 824
    sf->RD = 1;
    sf->search_method = NSTEP;
    sf->improved_quant = 1;
    sf->improved_dct = 1;
    sf->auto_filter = 1;
    sf->recode_loop = 1;
    sf->quarter_pixel_search = 1;
    sf->half_pixel_search = 1;
    sf->iterative_sub_pixel = 1;
    sf->optimize_coefficients = 1;
825
    sf->use_fastquant_for_pick = 0;
826
    sf->no_skip_block4x4_search = 1;
John Koleszar's avatar
John Koleszar committed
827 828 829

    sf->first_step = 0;
    sf->max_step_search_steps = MAX_MVSEARCH_STEPS;
830
    sf->improved_mv_pred = 1;
John Koleszar's avatar
John Koleszar committed
831

John Koleszar's avatar
John Koleszar committed
832
    /* default thresholds to 0 */
John Koleszar's avatar
John Koleszar committed
833 834 835
    for (i = 0; i < MAX_MODES; i++)
        sf->thresh_mult[i] = 0;

836 837
    /* Count enabled references */
    ref_frames = 1;
Johann's avatar
Johann committed
838
    if (cpi->ref_frame_flags & VP8_LAST_FRAME)
839
        ref_frames++;
Johann's avatar
Johann committed
840
    if (cpi->ref_frame_flags & VP8_GOLD_FRAME)
841
        ref_frames++;
Johann's avatar
Johann committed
842
    if (cpi->ref_frame_flags & VP8_ALTR_FRAME)
843 844
        ref_frames++;

845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879
    /* Convert speed to continuous range, with clamping */
    if (Mode == 0)
        Speed = 0;
    else if (Mode == 2)
        Speed = RT(Speed);
    else
    {
        if (Speed > 5)
            Speed = 5;
        Speed = GOOD(Speed);
    }

    sf->thresh_mult[THR_ZERO1] =
    sf->thresh_mult[THR_NEAREST1] =
    sf->thresh_mult[THR_NEAR1] =
    sf->thresh_mult[THR_DC] = 0; /* always */

    sf->thresh_mult[THR_ZERO2] =
    sf->thresh_mult[THR_ZERO3] =
    sf->thresh_mult[THR_NEAREST2] =
    sf->thresh_mult[THR_NEAREST3] =
    sf->thresh_mult[THR_NEAR2]  =
    sf->thresh_mult[THR_NEAR3]  = speed_map(Speed, thresh_mult_map_znn);

    sf->thresh_mult[THR_V_PRED] =
    sf->thresh_mult[THR_H_PRED] = speed_map(Speed, thresh_mult_map_vhpred);
    sf->thresh_mult[THR_B_PRED] = speed_map(Speed, thresh_mult_map_bpred);
    sf->thresh_mult[THR_TM]     = speed_map(Speed, thresh_mult_map_tm);
    sf->thresh_mult[THR_NEW1]   = speed_map(Speed, thresh_mult_map_new1);
    sf->thresh_mult[THR_NEW2]   =
    sf->thresh_mult[THR_NEW3]   = speed_map(Speed, thresh_mult_map_new2);
    sf->thresh_mult[THR_SPLIT1] = speed_map(Speed, thresh_mult_map_split1);
    sf->thresh_mult[THR_SPLIT2] =
    sf->thresh_mult[THR_SPLIT3] = speed_map(Speed, thresh_mult_map_split2);

Marco's avatar
Marco committed
880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898
    // Special case for temporal layers.
    // Reduce the thresholds for zero/nearest/near for GOLDEN, if GOLDEN is
    // used as second reference. We don't modify thresholds for ALTREF case
    // since ALTREF is usually used as long-term reference in temporal layers.
    if ((cpi->Speed <= 6) &&
        (cpi->oxcf.number_of_layers > 1) &&
        (cpi->ref_frame_flags & VP8_LAST_FRAME) &&
        (cpi->ref_frame_flags & VP8_GOLD_FRAME)) {
      if (cpi->closest_reference_frame == GOLDEN_FRAME) {
        sf->thresh_mult[THR_ZERO2] =  sf->thresh_mult[THR_ZERO2] >> 3;
        sf->thresh_mult[THR_NEAREST2] = sf->thresh_mult[THR_NEAREST2] >> 3;
        sf->thresh_mult[THR_NEAR2]  = sf->thresh_mult[THR_NEAR2] >> 3;
      } else {
        sf->thresh_mult[THR_ZERO2] =  sf->thresh_mult[THR_ZERO2] >> 1;
        sf->thresh_mult[THR_NEAREST2] = sf->thresh_mult[THR_NEAREST2] >> 1;
        sf->thresh_mult[THR_NEAR2]  = sf->thresh_mult[THR_NEAR2] >> 1;
      }
    }

899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928
    cpi->mode_check_freq[THR_ZERO1] =
    cpi->mode_check_freq[THR_NEAREST1] =
    cpi->mode_check_freq[THR_NEAR1] =
    cpi->mode_check_freq[THR_TM]     =
    cpi->mode_check_freq[THR_DC] = 0; /* always */

    cpi->mode_check_freq[THR_ZERO2] =
    cpi->mode_check_freq[THR_ZERO3] =
    cpi->mode_check_freq[THR_NEAREST2] =
    cpi->mode_check_freq[THR_NEAREST3] = speed_map(Speed,
                                                   mode_check_freq_map_zn2);

    cpi->mode_check_freq[THR_NEAR2]  =
    cpi->mode_check_freq[THR_NEAR3]  = speed_map(Speed,
                                                 mode_check_freq_map_near2);

    cpi->mode_check_freq[THR_V_PRED] =
    cpi->mode_check_freq[THR_H_PRED] =
    cpi->mode_check_freq[THR_B_PRED] = speed_map(Speed,
                                                 mode_check_freq_map_vhbpred);
    cpi->mode_check_freq[THR_NEW1]   = speed_map(Speed,
                                                 mode_check_freq_map_new1);
    cpi->mode_check_freq[THR_NEW2]   =
    cpi->mode_check_freq[THR_NEW3]   = speed_map(Speed,
                                                 mode_check_freq_map_new2);
    cpi->mode_check_freq[THR_SPLIT1] = speed_map(Speed,
                                                 mode_check_freq_map_split1);
    cpi->mode_check_freq[THR_SPLIT2] =
    cpi->mode_check_freq[THR_SPLIT3] = speed_map(Speed,
                                                 mode_check_freq_map_split2);
929
    Speed = cpi->Speed;
John Koleszar's avatar
John Koleszar committed
930 931 932
    switch (Mode)
    {
#if !(CONFIG_REALTIME_ONLY)
John Koleszar's avatar
John Koleszar committed
933
    case 0: /* best quality mode */
John Koleszar's avatar
John Koleszar committed
934 935 936 937 938
        sf->first_step = 0;
        sf->max_step_search_steps = MAX_MVSEARCH_STEPS;
        break;
    case 1:
    case 3:
939
        if (Speed > 0)
John Koleszar's avatar
John Koleszar committed
940
        {
941 942 943 944
            /* Disable coefficient optimization above speed 0 */
            sf->optimize_coefficients = 0;
            sf->use_fastquant_for_pick = 1;
            sf->no_skip_block4x4_search = 0;
945

946
            sf->first_step = 1;
John Koleszar's avatar
John Koleszar committed
947 948
        }

949
        if (Speed > 2)
John Koleszar's avatar
John Koleszar committed
950
        {
951 952 953
            sf->improved_quant = 0;
            sf->improved_dct = 0;

John Koleszar's avatar
John Koleszar committed
954 955 956
            /* Only do recode loop on key frames, golden frames and
             * alt ref frames
             */
John Koleszar's avatar
John Koleszar committed
957 958 959 960
            sf->recode_loop = 2;

        }

961
        if (Speed > 3)
John Koleszar's avatar
John Koleszar committed
962 963
        {
            sf->auto_filter = 1;
John Koleszar's avatar
John Koleszar committed
964 965
            sf->recode_loop = 0; /* recode loop off */
            sf->RD = 0;         /* Turn rd off */
966

John Koleszar's avatar
John Koleszar committed
967 968 969 970
        }

        if (Speed > 4)
        {
John Koleszar's avatar
John Koleszar committed
971
            sf->auto_filter = 0;  /* Faster selection of loop filter */
John Koleszar's avatar
John Koleszar committed
972 973 974 975 976 977 978 979 980 981 982 983 984 985 986
        }

        break;
#endif
    case 2:
        sf->optimize_coefficients = 0;
        sf->recode_loop = 0;
        sf->auto_filter = 1;
        sf->iterative_sub_pixel = 1;
        sf->search_method = NSTEP;

        if (Speed > 0)
        {
            sf->improved_quant = 0;
            sf->improved_dct = 0;
987 988 989 990

            sf->use_fastquant_for_pick = 1;
            sf->no_skip_block4x4_search = 0;
            sf->first_step = 1;
John Koleszar's avatar
John Koleszar committed
991 992 993
        }

        if (Speed > 2)
John Koleszar's avatar
John Koleszar committed
994
            sf->auto_filter = 0;  /* Faster selection of loop filter */
John Koleszar's avatar
John Koleszar committed
995 996 997 998 999 1000 1001 1002 1003

        if (Speed > 3)
        {
            sf->RD = 0;
            sf->auto_filter = 1;
        }

        if (Speed > 4)
        {
John Koleszar's avatar
John Koleszar committed
1004
            sf->auto_filter = 0;  /* Faster selection of loop filter */
John Koleszar's avatar
John Koleszar committed
1005
            sf->search_method = HEX;
1006
            sf->iterative_sub_pixel = 0;
John Koleszar's avatar
John Koleszar committed
1007 1008 1009 1010
        }

        if (Speed > 6)
        {
1011
            unsigned int sum = 0;
John Koleszar's avatar
John Koleszar committed
1012
            unsigned int total_mbs = cm->MBs;
1013
            int thresh;
1014
            unsigned int total_skip;
John Koleszar's avatar
John Koleszar committed
1015 1016 1017 1018 1019 1020 1021 1022 1023 1024

            int min = 2000;

            if (cpi->oxcf.encode_breakout > 2000)
                min = cpi->oxcf.encode_breakout;

            min >>= 7;

            for (i = 0; i < min; i++)
            {
1025
                sum += cpi->mb.error_bins[i];
John Koleszar's avatar
John Koleszar committed
1026 1027 1028 1029 1030
            }

            total_skip = sum;
            sum = 0;

John Koleszar's avatar
John Koleszar committed
1031
            /* i starts from 2 to make sure thresh started from 2048 */
John Koleszar's avatar
John Koleszar committed
1032 1033
            for (; i < 1024; i++)
            {
1034
                sum += cpi->mb.error_bins[i];
John Koleszar's avatar
John Koleszar committed
1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045

                if (10 * sum >= (unsigned int)(cpi->Speed - 6)*(total_mbs - total_skip))
                    break;
            }

            i--;
            thresh = (i << 7);

            if (thresh < 2000)
                thresh = 2000;

1046
            if (ref_frames > 1)
John Koleszar's avatar
John Koleszar committed
1047
            {
1048 1049 1050
                sf->thresh_mult[THR_NEW1 ] = thresh;
                sf->thresh_mult[THR_NEAREST1  ] = thresh >> 1;
                sf->thresh_mult[THR_NEAR1     ] = thresh >> 1;
John Koleszar's avatar
John Koleszar committed
1051 1052
            }

1053
            if (ref_frames > 2)
John Koleszar's avatar
John Koleszar committed
1054
            {
1055 1056 1057
                sf->thresh_mult[THR_NEW2] = thresh << 1;
                sf->thresh_mult[THR_NEAREST2 ] = thresh;
                sf->thresh_mult[THR_NEAR2    ] = thresh;
John Koleszar's avatar
John Koleszar committed
1058 1059
            }

1060
            if (ref_frames > 3)
John Koleszar's avatar
John Koleszar committed
1061
            {
1062 1063 1064
                sf->thresh_mult[THR_NEW3] = thresh << 1;
                sf->thresh_mult[THR_NEAREST3 ] = thresh;
                sf->thresh_mult[THR_NEAR3    ] = thresh;
John Koleszar's avatar
John Koleszar committed
1065 1066
            }

1067
            sf->improved_mv_pred = 0;
John Koleszar's avatar
John Koleszar committed
1068 1069 1070 1071 1072
        }

        if (Speed > 8)
            sf->quarter_pixel_search = 0;

1073 1074 1075
        if(cm->version == 0)
        {
            cm->filter_type = NORMAL_LOOPFILTER;
John Koleszar's avatar
John Koleszar committed
1076

1077 1078 1079 1080 1081
            if (Speed >= 14)
                cm->filter_type = SIMPLE_LOOPFILTER;
        }
        else
        {
John Koleszar's avatar
John Koleszar committed
1082
            cm->filter_type = SIMPLE_LOOPFILTER;
1083
        }
John Koleszar's avatar
John Koleszar committed
1084

John Koleszar's avatar
John Koleszar committed
1085
        /* This has a big hit on quality. Last resort */
John Koleszar's avatar
John Koleszar committed
1086
        if (Speed >= 15)
1087
            sf->half_pixel_search = 0;
John Koleszar's avatar
John Koleszar committed
1088

1089
        vpx_memset(cpi->mb.error_bins, 0, sizeof(cpi->mb.error_bins));
John Koleszar's avatar
John Koleszar committed
1090

1091 1092
    }; /* switch */

John Koleszar's avatar
John Koleszar committed
1093 1094 1095
    /* Slow quant, dct and trellis not worthwhile for first pass
     * so make sure they are always turned off.
     */
1096 1097 1098 1099 1100 1101 1102
    if ( cpi->pass == 1 )
    {
        sf->improved_quant = 0;
        sf->optimize_coefficients = 0;
        sf->improved_dct = 0;
    }

John Koleszar's avatar
John Koleszar committed
1103 1104
    if (cpi->sf.search_method == NSTEP)
    {
1105