blob: 7e39cf6762fe1780412f0b61a0eafd9d135ba33c [file] [log] [blame]
/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "vpx_config.h"
#include "vp8/common/onyxc_int.h"
#include "onyx_int.h"
#include "vp8/common/systemdependent.h"
#include "quantize.h"
#include "vp8/common/alloccommon.h"
#include "mcomp.h"
#include "firstpass.h"
#include "psnr.h"
#include "vpx_scale/vpxscale.h"
#include "vp8/common/extend.h"
#include "ratectrl.h"
#include "vp8/common/quant_common.h"
#include "segmentation.h"
#if CONFIG_POSTPROC
#include "vp8/common/postproc.h"
#endif
#include "vpx_mem/vpx_mem.h"
#include "vp8/common/swapyv12buffer.h"
#include "vp8/common/threading.h"
#include "vpx_ports/vpx_timer.h"
#if ARCH_ARM
#include "vpx_ports/arm.h"
#endif
#if CONFIG_MULTI_RES_ENCODING
#include "mr_dissim.h"
#endif
#include "encodeframe.h"
#include <math.h>
#include <stdio.h>
#include <limits.h>
#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
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();
extern void vp8cx_create_encoder_threads(VP8_COMP *cpi);
extern void vp8cx_remove_encoder_threads(VP8_COMP *cpi);
#if HAVE_NEON
extern void vp8_yv12_copy_frame_func_neon(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc);
extern void vp8_yv12_copy_src_frame_func_neon(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc);
#endif
int vp8_estimate_entropy_savings(VP8_COMP *cpi);
int vp8_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest);
extern void vp8_temporal_filter_prepare_c(VP8_COMP *cpi, int distance);
static void set_default_lf_deltas(VP8_COMP *cpi);
extern const int vp8_gf_interval_table[101];
#if CONFIG_INTERNAL_STATS
#include "math.h"
extern double vp8_calc_ssim
(
YV12_BUFFER_CONFIG *source,
YV12_BUFFER_CONFIG *dest,
int lumamask,
double *weight
);
extern double vp8_calc_ssimg
(
YV12_BUFFER_CONFIG *source,
YV12_BUFFER_CONFIG *dest,
double *ssim_y,
double *ssim_u,
double *ssim_v
);
#endif
#ifdef OUTPUT_YUV_SRC
FILE *yuv_file;
#endif
#if 0
FILE *framepsnr;
FILE *kf_list;
FILE *keyfile;
#endif
#if 0
extern int skip_true_count;
extern int skip_false_count;
#endif
#ifdef ENTROPY_STATS
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];
// Tables relating active max Q to active min Q
static const unsigned char kf_low_motion_minq[QINDEX_RANGE] =
{
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
};
static const unsigned char kf_high_motion_minq[QINDEX_RANGE] =
{
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
};
static const unsigned char gf_low_motion_minq[QINDEX_RANGE] =
{
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
};
static const unsigned char gf_mid_motion_minq[QINDEX_RANGE] =
{
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,
49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64
};
static const unsigned char gf_high_motion_minq[QINDEX_RANGE] =
{
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,
55,56,57,58,59,60,62,64,66,68,70,72,74,76,78,80
};
static const unsigned char inter_minq[QINDEX_RANGE] =
{
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
};
#ifdef PACKET_TESTING
extern FILE *vpxlogc;
#endif
static void save_layer_context(VP8_COMP *cpi)
{
LAYER_CONTEXT *lc = &cpi->layer_context[cpi->current_layer];
// Save layer dependent coding state
lc->target_bandwidth = cpi->target_bandwidth;
//lc->target_bandwidth = cpi->oxcf.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;
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;
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;
lc->zbin_over_quant = cpi->zbin_over_quant;
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,
cpi->count_mb_ref_frame_usage,
sizeof(cpi->count_mb_ref_frame_usage));
}
static void restore_layer_context(VP8_COMP *cpi, const int layer)
{
LAYER_CONTEXT *lc = &cpi->layer_context[layer];
// Restore layer dependent coding state
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;
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;
cpi->buffer_level = lc->buffer_level;
cpi->bits_off_target = lc->bits_off_target;
cpi->total_actual_bits = lc->total_actual_bits;
//cpi->worst_quality = lc->worst_quality;
cpi->active_worst_quality = lc->active_worst_quality;
//cpi->best_quality = lc->best_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;
cpi->zbin_over_quant = lc->zbin_over_quant;
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;
memcpy (cpi->count_mb_ref_frame_usage,
lc->count_mb_ref_frame_usage,
sizeof(cpi->count_mb_ref_frame_usage));
}
static void setup_features(VP8_COMP *cpi)
{
// Set up default state for MB feature flags
cpi->mb.e_mbd.segmentation_enabled = 0;
cpi->mb.e_mbd.update_mb_segmentation_map = 0;
cpi->mb.e_mbd.update_mb_segmentation_data = 0;
vpx_memset(cpi->mb.e_mbd.mb_segment_tree_probs, 255, sizeof(cpi->mb.e_mbd.mb_segment_tree_probs));
vpx_memset(cpi->mb.e_mbd.segment_feature_data, 0, sizeof(cpi->mb.e_mbd.segment_feature_data));
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));
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));
set_default_lf_deltas(cpi);
}
static void dealloc_raw_frame_buffers(VP8_COMP *cpi);
static void dealloc_compressor_data(VP8_COMP *cpi)
{
vpx_free(cpi->tplist);
cpi->tplist = NULL;
// Delete last frame MV storage buffers
vpx_free(cpi->lfmv);
cpi->lfmv = 0;
vpx_free(cpi->lf_ref_frame_sign_bias);
cpi->lf_ref_frame_sign_bias = 0;
vpx_free(cpi->lf_ref_frame);
cpi->lf_ref_frame = 0;
// Delete sementation map
vpx_free(cpi->segmentation_map);
cpi->segmentation_map = 0;
vpx_free(cpi->active_map);
cpi->active_map = 0;
vp8_de_alloc_frame_buffers(&cpi->common);
vp8_yv12_de_alloc_frame_buffer(&cpi->pick_lf_lvl_frame);
vp8_yv12_de_alloc_frame_buffer(&cpi->scaled_source);
dealloc_raw_frame_buffers(cpi);
vpx_free(cpi->tok);
cpi->tok = 0;
// Structure used to monitor GF usage
vpx_free(cpi->gf_active_flags);
cpi->gf_active_flags = 0;
// Activity mask based per mb zbin adjustments
vpx_free(cpi->mb_activity_map);
cpi->mb_activity_map = 0;
vpx_free(cpi->mb_norm_activity_map);
cpi->mb_norm_activity_map = 0;
vpx_free(cpi->mb.pip);
cpi->mb.pip = 0;
}
static void enable_segmentation(VP8_COMP *cpi)
{
// Set the appropriate feature bit
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;
}
static void disable_segmentation(VP8_COMP *cpi)
{
// Clear the appropriate feature bit
cpi->mb.e_mbd.segmentation_enabled = 0;
}
// Valid values for a segment are 0 to 3
// Segmentation map is arrange as [Rows][Columns]
static void set_segmentation_map(VP8_COMP *cpi, unsigned char *segmentation_map)
{
// Copy in the new segmentation map
vpx_memcpy(cpi->segmentation_map, segmentation_map, (cpi->common.mb_rows * cpi->common.mb_cols));
// Signal that the map should be updated.
cpi->mb.e_mbd.update_mb_segmentation_map = 1;
cpi->mb.e_mbd.update_mb_segmentation_data = 1;
}
// 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).
//
//
static void set_segment_data(VP8_COMP *cpi, signed char *feature_data, unsigned char abs_delta)
{
cpi->mb.e_mbd.mb_segement_abs_delta = abs_delta;
vpx_memcpy(cpi->segment_feature_data, feature_data, sizeof(cpi->segment_feature_data));
}
static void segmentation_test_function(VP8_COMP *cpi)
{
unsigned char *seg_map;
signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS];
// Create a temporary map for segmentation data.
CHECK_MEM_ERROR(seg_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
// MB loop to set local segmentation map
/*for ( i = 0; i < cpi->common.mb_rows; i++ )
{
for ( j = 0; j < cpi->common.mb_cols; j++ )
{
//seg_map[(i*cpi->common.mb_cols) + j] = (j % 2) + ((i%2)* 2);
//if ( j < cpi->common.mb_cols/2 )
// Segment 1 around the edge else 0
if ( (i == 0) || (j == 0) || (i == (cpi->common.mb_rows-1)) || (j == (cpi->common.mb_cols-1)) )
seg_map[(i*cpi->common.mb_cols) + j] = 1;
//else if ( (i < 2) || (j < 2) || (i > (cpi->common.mb_rows-3)) || (j > (cpi->common.mb_cols-3)) )
// seg_map[(i*cpi->common.mb_cols) + j] = 2;
//else if ( (i < 5) || (j < 5) || (i > (cpi->common.mb_rows-6)) || (j > (cpi->common.mb_cols-6)) )
// seg_map[(i*cpi->common.mb_cols) + j] = 3;
else
seg_map[(i*cpi->common.mb_cols) + j] = 0;
}
}*/
// Set the segmentation Map
set_segmentation_map(cpi, seg_map);
// Activate segmentation.
enable_segmentation(cpi);
// Set up the quant segment data
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;
// Set up the loop segment data
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;
// Initialise the feature data structure
// SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
set_segment_data(cpi, &feature_data[0][0], SEGMENT_DELTADATA);
// Delete sementation map
vpx_free(seg_map);
seg_map = 0;
}
// A simple function to cyclically refresh the background at a lower Q
static void cyclic_background_refresh(VP8_COMP *cpi, int Q, int lf_adjustment)
{
unsigned char *seg_map;
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;
// Create a temporary map for segmentation data.
CHECK_MEM_ERROR(seg_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
cpi->cyclic_refresh_q = Q;
for (i = Q; i > 0; i--)
{
if (vp8_bits_per_mb[cpi->common.frame_type][i] >= ((vp8_bits_per_mb[cpi->common.frame_type][Q]*(Q + 128)) / 64))
//if ( vp8_bits_per_mb[cpi->common.frame_type][i] >= ((vp8_bits_per_mb[cpi->common.frame_type][Q]*((2*Q)+96))/64) )
{
break;
}
}
cpi->cyclic_refresh_q = i;
// Only update for inter frames
if (cpi->common.frame_type != KEY_FRAME)
{
// Cycle through the macro_block rows
// MB loop to set local segmentation map
for (i = cpi->cyclic_refresh_mode_index; i < mbs_in_frame; i++)
{
// 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;
}
else
{
seg_map[i] = 0;
// Skip blocks that have been refreshed recently anyway.
if (cpi->cyclic_refresh_map[i] < 0)
//cpi->cyclic_refresh_map[i] = cpi->cyclic_refresh_map[i] / 16;
cpi->cyclic_refresh_map[i]++;
}
if (block_count > 0)
block_count--;
else
break;
}
// If we have gone through the frame reset to the start
cpi->cyclic_refresh_mode_index = i;
if (cpi->cyclic_refresh_mode_index >= mbs_in_frame)
cpi->cyclic_refresh_mode_index = 0;
}
// Set the segmentation Map
set_segmentation_map(cpi, seg_map);
// Activate segmentation.
enable_segmentation(cpi);
// Set up the quant segment data
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;
// Set up the loop segment data
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;
// Initialise the feature data structure
// SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
set_segment_data(cpi, &feature_data[0][0], SEGMENT_DELTADATA);
// Delete sementation map
vpx_free(seg_map);
seg_map = 0;
}
static void set_default_lf_deltas(VP8_COMP *cpi)
{
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));
// Test of ref frame deltas
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;
cpi->mb.e_mbd.mode_lf_deltas[0] = 4; // BPRED
cpi->mb.e_mbd.mode_lf_deltas[1] = -2; // Zero
cpi->mb.e_mbd.mode_lf_deltas[2] = 2; // New mv
cpi->mb.e_mbd.mode_lf_deltas[3] = 4; // Split mv
}
/* Convenience macros for mapping speed and mode into a continuous
* range
*/
#define GOOD(x) (x+1)
#define RT(x) (x+7)
static int speed_map(int speed, const int *map)
{
int res;
do
{
res = *map++;
} while(speed >= *map++);
return res;
}
static const int thresh_mult_map_znn[] = {
/* map common to zero, nearest, and near */
0, GOOD(2), 1500, GOOD(3), 2000, RT(0), 1000, RT(2), 2000, INT_MAX
};
static const int thresh_mult_map_vhpred[] = {
1000, GOOD(2), 1500, GOOD(3), 2000, RT(0), 1000, RT(1), 2000,
RT(7), INT_MAX, INT_MAX
};
static const int thresh_mult_map_bpred[] = {
2000, GOOD(0), 2500, GOOD(2), 5000, GOOD(3), 7500, RT(0), 2500, RT(1), 5000,
RT(6), INT_MAX, INT_MAX
};
static const int thresh_mult_map_tm[] = {
1000, GOOD(2), 1500, GOOD(3), 2000, RT(0), 0, RT(1), 1000, RT(2), 2000,
RT(7), INT_MAX, INT_MAX
};
static const int thresh_mult_map_new1[] = {
1000, GOOD(2), 2000, RT(0), 2000, INT_MAX
};
static const int thresh_mult_map_new2[] = {
1000, GOOD(2), 2000, GOOD(3), 2500, GOOD(5), 4000, RT(0), 2000, RT(2), 2500,
RT(5), 4000, INT_MAX
};
static const int thresh_mult_map_split1[] = {
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
};
static const int thresh_mult_map_split2[] = {
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
};
static const int mode_check_freq_map_zn2[] = {
/* {zero,nearest}{2,3} */
0, RT(10), 1<<1, RT(11), 1<<2, RT(12), 1<<3, INT_MAX
};
static const int mode_check_freq_map_vhbpred[] = {
0, GOOD(5), 2, RT(0), 0, RT(3), 2, RT(5), 4, INT_MAX
};
static const int mode_check_freq_map_near2[] = {
0, GOOD(5), 2, RT(0), 0, RT(3), 2, RT(10), 1<<2, RT(11), 1<<3, RT(12), 1<<4,
INT_MAX
};
static const int mode_check_freq_map_new1[] = {
0, RT(10), 1<<1, RT(11), 1<<2, RT(12), 1<<3, INT_MAX
};
static const int mode_check_freq_map_new2[] = {
0, GOOD(5), 4, RT(0), 0, RT(3), 4, RT(10), 1<<3, RT(11), 1<<4, RT(12), 1<<5,
INT_MAX
};
static const int mode_check_freq_map_split1[] = {
0, GOOD(2), 2, GOOD(3), 7, RT(1), 2, RT(2), 7, INT_MAX
};
static const int mode_check_freq_map_split2[] = {
0, GOOD(1), 2, GOOD(2), 4, GOOD(3), 15, RT(1), 4, RT(2), 15, INT_MAX
};
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;
int last_improved_quant = sf->improved_quant;
int ref_frames;
// Initialise default mode frequency sampling variables
for (i = 0; i < MAX_MODES; i ++)
{
cpi->mode_check_freq[i] = 0;
cpi->mode_test_hit_counts[i] = 0;
cpi->mode_chosen_counts[i] = 0;
}
cpi->mbs_tested_so_far = 0;
// best quality defaults
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;
sf->use_fastquant_for_pick = 0;
sf->no_skip_block4x4_search = 1;
sf->first_step = 0;
sf->max_step_search_steps = MAX_MVSEARCH_STEPS;
sf->improved_mv_pred = 1;
// default thresholds to 0
for (i = 0; i < MAX_MODES; i++)
sf->thresh_mult[i] = 0;
/* Count enabled references */
ref_frames = 1;
if (cpi->ref_frame_flags & VP8_LAST_FLAG)
ref_frames++;
if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
ref_frames++;
if (cpi->ref_frame_flags & VP8_ALT_FLAG)
ref_frames++;
/* 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);
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);
Speed = cpi->Speed;
switch (Mode)
{
#if !(CONFIG_REALTIME_ONLY)
case 0: // best quality mode
sf->first_step = 0;
sf->max_step_search_steps = MAX_MVSEARCH_STEPS;
break;
case 1:
case 3:
if (Speed > 0)
{
/* Disable coefficient optimization above speed 0 */
sf->optimize_coefficients = 0;
sf->use_fastquant_for_pick = 1;
sf->no_skip_block4x4_search = 0;
sf->first_step = 1;
}
if (Speed > 2)
{
sf->improved_quant = 0;
sf->improved_dct = 0;
// Only do recode loop on key frames, golden frames and
// alt ref frames
sf->recode_loop = 2;
}
if (Speed > 3)
{
sf->auto_filter = 1;
sf->recode_loop = 0; // recode loop off
sf->RD = 0; // Turn rd off
}
if (Speed > 4)
{
sf->auto_filter = 0; // Faster selection of loop filter
}
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;
sf->use_fastquant_for_pick = 1;
sf->no_skip_block4x4_search = 0;
sf->first_step = 1;
}
if (Speed > 2)
sf->auto_filter = 0; // Faster selection of loop filter
if (Speed > 3)
{
sf->RD = 0;
sf->auto_filter = 1;
}
if (Speed > 4)
{
sf->auto_filter = 0; // Faster selection of loop filter
sf->search_method = HEX;
sf->iterative_sub_pixel = 0;
}
if (Speed > 6)
{
unsigned int sum = 0;
unsigned int total_mbs = cm->MBs;
int i, thresh;
unsigned int total_skip;
int min = 2000;
if (cpi->oxcf.encode_breakout > 2000)
min = cpi->oxcf.encode_breakout;
min >>= 7;
for (i = 0; i < min; i++)
{
sum += cpi->error_bins[i];
}
total_skip = sum;
sum = 0;
// i starts from 2 to make sure thresh started from 2048
for (; i < 1024; i++)
{
sum += cpi->error_bins[i];
if (10 * sum >= (unsigned int)(cpi->Speed - 6)*(total_mbs - total_skip))
break;
}
i--;
thresh = (i << 7);
if (thresh < 2000)
thresh = 2000;
if (ref_frames > 1)
{
sf->thresh_mult[THR_NEW1 ] = thresh;
sf->thresh_mult[THR_NEAREST1 ] = thresh >> 1;
sf->thresh_mult[THR_NEAR1 ] = thresh >> 1;
}
if (ref_frames > 2)
{
sf->thresh_mult[THR_NEW2] = thresh << 1;
sf->thresh_mult[THR_NEAREST2 ] = thresh;
sf->thresh_mult[THR_NEAR2 ] = thresh;
}
if (ref_frames > 3)
{
sf->thresh_mult[THR_NEW3] = thresh << 1;
sf->thresh_mult[THR_NEAREST3 ] = thresh;
sf->thresh_mult[THR_NEAR3 ] = thresh;
}
sf->improved_mv_pred = 0;
}
if (Speed > 8)
sf->quarter_pixel_search = 0;
if(cm->version == 0)
{
cm->filter_type = NORMAL_LOOPFILTER;
if (Speed >= 14)
cm->filter_type = SIMPLE_LOOPFILTER;
}
else
{
cm->filter_type = SIMPLE_LOOPFILTER;
}
// This has a big hit on quality. Last resort
if (Speed >= 15)
sf->half_pixel_search = 0;
vpx_memset(cpi->error_bins, 0, sizeof(cpi->error_bins));
}; /* switch */
// Slow quant, dct and trellis not worthwhile for first pass
// so make sure they are always turned off.
if ( cpi->pass == 1 )
{
sf->improved_quant = 0;
sf->optimize_coefficients = 0;
sf->improved_dct = 0;
}
if (cpi->sf.search_method == NSTEP)
{
vp8_init3smotion_compensation(&cpi->mb, cm->yv12_fb[cm->lst_fb_idx].y_stride);
}
else if (cpi->sf.search_method == DIAMOND)
{
vp8_init_dsmotion_compensation(&cpi->mb, cm->yv12_fb[cm->lst_fb_idx].y_stride);
}
if (cpi->sf.improved_dct)
{
cpi->mb.short_fdct8x4 = vp8_short_fdct8x4;
cpi->mb.short_fdct4x4 = vp8_short_fdct4x4;
}
else
{
/* No fast FDCT defined for any platform at this time. */
cpi->mb.short_fdct8x4 = vp8_short_fdct8x4;
cpi->mb.short_fdct4x4 = vp8_short_fdct4x4;
}
cpi->mb.short_walsh4x4 = vp8_short_walsh4x4;
if (cpi->sf.improved_quant)
{
cpi->mb.quantize_b = vp8_regular_quantize_b;
cpi->mb.quantize_b_pair = vp8_regular_quantize_b_pair;
}
else
{
cpi->mb.quantize_b = vp8_fast_quantize_b;
cpi->mb.quantize_b_pair = vp8_fast_quantize_b_pair;
}
if (cpi->sf.improved_quant != last_improved_quant)
vp8cx_init_quantizer(cpi);
if (cpi->sf.iterative_sub_pixel == 1)
{
cpi->find_fractional_mv_step = vp8_find_best_sub_pixel_step_iteratively;
}
else if (cpi->sf.quarter_pixel_search)
{
cpi->find_fractional_mv_step = vp8_find_best_sub_pixel_step;
}
else if (cpi->sf.half_pixel_search)
{
cpi->find_fractional_mv_step = vp8_find_best_half_pixel_step;
}
else
{
cpi->find_fractional_mv_step = vp8_skip_fractional_mv_step;
}
if (cpi->sf.optimize_coefficients == 1 && cpi->pass!=1)
cpi->mb.optimize = 1;
else
cpi->mb.optimize = 0;
if (cpi->common.full_pixel)
cpi->find_fractional_mv_step = vp8_skip_fractional_mv_step;
#ifdef SPEEDSTATS
frames_at_speed[cpi->Speed]++;
#endif
}
#undef GOOD
#undef RT
static void alloc_raw_frame_buffers(VP8_COMP *cpi)
{
#if VP8_TEMPORAL_ALT_REF
int width = (cpi->oxcf.Width + 15) & ~15;
int height = (cpi->oxcf.Height + 15) & ~15;
#endif
cpi->lookahead = vp8_lookahead_init(cpi->oxcf.Width, cpi->oxcf.Height,
cpi->oxcf.lag_in_frames);
if(!cpi->lookahead)
vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
"Failed to allocate lag buffers");
#if VP8_TEMPORAL_ALT_REF
if (vp8_yv12_alloc_frame_buffer(&cpi->alt_ref_buffer,
width, height, VP8BORDERINPIXELS))
vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
"Failed to allocate altref buffer");
#endif
}
static void dealloc_raw_frame_buffers(VP8_COMP *cpi)
{
#if VP8_TEMPORAL_ALT_REF
vp8_yv12_de_alloc_frame_buffer(&cpi->alt_ref_buffer);
#endif
vp8_lookahead_destroy(cpi->lookahead);
}
static int vp8_alloc_partition_data(VP8_COMP *cpi)
{
vpx_free(cpi->mb.pip);
cpi->mb.pip = vpx_calloc((cpi->common.mb_cols + 1) *
(cpi->common.mb_rows + 1),
sizeof(PARTITION_INFO));
if(!cpi->mb.pip)
return 1;
cpi->mb.pi = cpi->mb.pip + cpi->common.mode_info_stride + 1;
return 0;
}
void vp8_alloc_compressor_data(VP8_COMP *cpi)
{
VP8_COMMON *cm = & cpi->common;
int width = cm->Width;
int height = cm->Height;
if (vp8_alloc_frame_buffers(cm, width, height))
vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
"Failed to allocate frame buffers");
if (vp8_alloc_partition_data(cpi))
vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
"Failed to allocate partition data");
if ((width & 0xf) != 0)
width += 16 - (width & 0xf);
if ((height & 0xf) != 0)
height += 16 - (height & 0xf);
if (vp8_yv12_alloc_frame_buffer(&cpi->pick_lf_lvl_frame,
width, height, VP8BORDERINPIXELS))
vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
"Failed to allocate last frame buffer");
if (vp8_yv12_alloc_frame_buffer(&cpi->scaled_source,
width, height, VP8BORDERINPIXELS))
vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
"Failed to allocate scaled source buffer");
vpx_free(cpi->tok);
{
#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING
unsigned int tokens = 8 * 24 * 16; /* one MB for each thread */
#else
unsigned int tokens = cm->mb_rows * cm->mb_cols * 24 * 16;
#endif
CHECK_MEM_ERROR(cpi->tok, vpx_calloc(tokens, sizeof(*cpi->tok)));
}
// Data used for real time vc mode to see if gf needs refreshing
cpi->inter_zz_count = 0;
cpi->gf_bad_count = 0;
cpi->gf_update_recommended = 0;
// Structures used to minitor GF usage
vpx_free(cpi->gf_active_flags);
CHECK_MEM_ERROR(cpi->gf_active_flags,
vpx_calloc(1, cm->mb_rows * cm->mb_cols));
cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
vpx_free(cpi->mb_activity_map);
CHECK_MEM_ERROR(cpi->mb_activity_map,
vpx_calloc(sizeof(unsigned int),
cm->mb_rows * cm->mb_cols));
vpx_free(cpi->mb_norm_activity_map);
CHECK_MEM_ERROR(cpi->mb_norm_activity_map,
vpx_calloc(sizeof(unsigned int),
cm->mb_rows * cm->mb_cols));
#if CONFIG_MULTITHREAD
if (width < 640)
cpi->mt_sync_range = 1;
else if (width <= 1280)
cpi->mt_sync_range = 4;
else if (width <= 2560)
cpi->mt_sync_range = 8;
else
cpi->mt_sync_range = 16;
#endif
vpx_free(cpi->tplist);
CHECK_MEM_ERROR(cpi->tplist, vpx_malloc(sizeof(TOKENLIST) * cpi->common.mb_rows));
}
// Quant MOD
static const int q_trans[] =
{
0, 1, 2, 3, 4, 5, 7, 8,
9, 10, 12, 13, 15, 17, 18, 19,
20, 21, 23, 24, 25, 26, 27, 28,
29, 30, 31, 33, 35, 37, 39, 41,
43, 45, 47, 49, 51, 53, 55, 57,
59, 61, 64, 67, 70, 73, 76, 79,
82, 85, 88, 91, 94, 97, 100, 103,
106, 109, 112, 115, 118, 121, 124, 127,
};
int vp8_reverse_trans(int x)
{
int i;
for (i = 0; i < 64; i++)
if (q_trans[i] >= x)
return i;
return 63;
};
void vp8_new_frame_rate(VP8_COMP *cpi, double framerate)
{
if(framerate < .1)
framerate = 30;
cpi->frame_rate = framerate;
cpi->output_frame_rate = framerate;
cpi->per_frame_bandwidth = (int)(cpi->oxcf.target_bandwidth /
cpi->output_frame_rate);
cpi->av_per_frame_bandwidth = cpi->per_frame_bandwidth;
cpi->min_frame_bandwidth = (int)(cpi->av_per_frame_bandwidth *
cpi->oxcf.two_pass_vbrmin_section / 100);
// Set Maximum gf/arf interval
cpi->max_gf_interval = ((int)(cpi->output_frame_rate / 2.0) + 2);
if(cpi->max_gf_interval < 12)
cpi->max_gf_interval = 12;
// Extended interval for genuinely static scenes
cpi->twopass.static_scene_max_gf_interval = cpi->key_frame_frequency >> 1;
// Special conditions when altr ref frame enabled in lagged compress mode
if (cpi->oxcf.play_alternate && cpi->oxcf.lag_in_frames)
{
if (cpi->max_gf_interval > cpi->oxcf.lag_in_frames - 1)
cpi->max_gf_interval = cpi->oxcf.lag_in_frames - 1;
if (cpi->twopass.static_scene_max_gf_interval > cpi->oxcf.lag_in_frames - 1)
cpi->twopass.static_scene_max_gf_interval = cpi->oxcf.lag_in_frames - 1;
}
if ( cpi->max_gf_interval > cpi->twopass.static_scene_max_gf_interval )
cpi->max_gf_interval = cpi->twopass.static_scene_max_gf_interval;
}
static int
rescale(int val, int num, int denom)
{
int64_t llnum = num;
int64_t llden = denom;
int64_t llval = val;
return llval * llnum / llden;
}
static void init_config(VP8_COMP *cpi, VP8_CONFIG *oxcf)
{
VP8_COMMON *cm = &cpi->common;
cpi->oxcf = *oxcf;
cpi->auto_gold = 1;
cpi->auto_adjust_gold_quantizer = 1;
cpi->goldfreq = 7;
cm->version = oxcf->Version;
vp8_setup_version(cm);
/* frame rate is not available on the first frame, as it's derived from
* the observed timestamps. The actual value used here doesn't matter
* too much, as it will adapt quickly. If the reciprocal of the timebase
* seems like a reasonable framerate, then use that as a guess, otherwise
* use 30.
*/
cpi->frame_rate = (double)(oxcf->timebase.den) /
(double)(oxcf->timebase.num);
if (cpi->frame_rate > 180)
cpi->frame_rate = 30;
cpi->ref_frame_rate = cpi->frame_rate;
// change includes all joint functionality
vp8_change_config(cpi, oxcf);
// Initialize active best and worst q and average q values.
cpi->active_worst_quality = cpi->oxcf.worst_allowed_q;
cpi->active_best_quality = cpi->oxcf.best_allowed_q;
cpi->avg_frame_qindex = cpi->oxcf.worst_allowed_q;
// Initialise the starting buffer levels
cpi->buffer_level = cpi->oxcf.starting_buffer_level;
cpi->bits_off_target = cpi->oxcf.starting_buffer_level;
cpi->rolling_target_bits = cpi->av_per_frame_bandwidth;
cpi->rolling_actual_bits = cpi->av_per_frame_bandwidth;
cpi->long_rolling_target_bits = cpi->av_per_frame_bandwidth;
cpi->long_rolling_actual_bits = cpi->av_per_frame_bandwidth;
cpi->total_actual_bits = 0;
cpi->total_target_vs_actual = 0;
// Temporal scalabilty
if (cpi->oxcf.number_of_layers > 1)
{
unsigned int i;
double prev_layer_frame_rate=0;
for (i=0; i<cpi->oxcf.number_of_layers; i++)
{
LAYER_CONTEXT *lc = &cpi->layer_context[i];
// Layer configuration
lc->frame_rate =
cpi->output_frame_rate / cpi->oxcf.rate_decimator[i];
lc->target_bandwidth = cpi->oxcf.target_bitrate[i] * 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(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(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(oxcf->maximum_buffer_size,
lc->target_bandwidth, 1000);
// Work out the average size of a frame within this layer
if (i > 0)
lc->avg_frame_size_for_layer = (cpi->oxcf.target_bitrate[i] -
cpi->oxcf.target_bitrate[i-1]) * 1000 /
(lc->frame_rate - prev_layer_frame_rate);
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 = 0.0;
prev_layer_frame_rate = lc->frame_rate;
}
}
#if VP8_TEMPORAL_ALT_REF
{
int i;
cpi->fixed_divide[0] = 0;
for (i = 1; i < 512; i++)
cpi->fixed_divide[i] = 0x80000 / i;
}
#endif
}
static void update_layer_contexts (VP8_COMP *cpi)
{
VP8_CONFIG *oxcf = &cpi->oxcf;
/* Update snapshots of the layer contexts to reflect new parameters */
if (oxcf->number_of_layers > 1)
{
unsigned int i;
double prev_layer_frame_rate=0;
for (i=0; i<oxcf->number_of_layers; i++)
{
LAYER_CONTEXT *lc = &cpi->layer_context[i];
lc->frame_rate =
cpi->ref_frame_rate / oxcf->rate_decimator[i];
lc->target_bandwidth = oxcf->target_bitrate[i] * 1000;
lc->starting_buffer_level = rescale(
oxcf->starting_buffer_level_in_ms,
lc->target_bandwidth, 1000);
if (oxcf->optimal_buffer_level == 0)
lc->optimal_buffer_level = lc->target_bandwidth / 8;
else
lc->optimal_buffer_level = rescale(
oxcf->optimal_buffer_level_in_ms,
lc->target_bandwidth, 1000);
if (oxcf->maximum_buffer_size == 0)
lc->maximum_buffer_size = lc->target_bandwidth / 8;
else
lc->maximum_buffer_size = rescale(
oxcf->maximum_buffer_size_in_ms,
lc->target_bandwidth, 1000);
// Work out the average size of a frame within this layer
if (i > 0)
lc->avg_frame_size_for_layer = (oxcf->target_bitrate[i] -
oxcf->target_bitrate[i-1]) * 1000 /
(lc->frame_rate - prev_layer_frame_rate);
lc->active_worst_quality = oxcf->worst_allowed_q;
lc->active_best_quality = oxcf->best_allowed_q;
lc->avg_frame_qindex = oxcf->worst_allowed_q;
prev_layer_frame_rate = lc->frame_rate;
}
}
}
void vp8_change_config(VP8_COMP *cpi, VP8_CONFIG *oxcf)
{
VP8_COMMON *cm = &cpi->common;
int last_w, last_h;
if (!cpi)
return;
if (!oxcf)
return;
#if CONFIG_MULTITHREAD
/* wait for the last picture loopfilter thread done */
if (cpi->b_lpf_running)
{
sem_wait(&cpi->h_event_end_lpf);
cpi->b_lpf_running = 0;
}
#endif
if (cm->version != oxcf->Version)
{
cm->version = oxcf->Version;
vp8_setup_version(cm);
}
last_w = cpi->oxcf.Width;
last_h = cpi->oxcf.Height;
cpi->oxcf = *oxcf;
switch (cpi->oxcf.Mode)
{
case MODE_REALTIME:
cpi->pass = 0;
cpi->compressor_speed = 2;
if (cpi->oxcf.cpu_used < -16)
{
cpi->oxcf.cpu_used = -16;
}
if (cpi->oxcf.cpu_used > 16)
cpi->oxcf.cpu_used = 16;
break;
case MODE_GOODQUALITY:
cpi->pass = 0;
cpi->compressor_speed = 1;
if (cpi->oxcf.cpu_used < -5)
{
cpi->oxcf.cpu_used = -5;
}
if (cpi->oxcf.cpu_used > 5)
cpi->oxcf.cpu_used = 5;
break;
case MODE_BESTQUALITY:
cpi->pass = 0;
cpi->compressor_speed = 0;
break;
case MODE_FIRSTPASS:
cpi->pass = 1;
cpi->compressor_speed = 1;
break;
case MODE_SECONDPASS:
cpi->pass = 2;
cpi->compressor_speed = 1;
if (cpi->oxcf.cpu_used < -5)
{
cpi->oxcf.cpu_used = -5;
}
if (cpi->oxcf.cpu_used > 5)
cpi->oxcf.cpu_used = 5;
break;
case MODE_SECONDPASS_BEST:
cpi->pass = 2;
cpi->compressor_speed = 0;
break;
}
if (cpi->pass == 0)
cpi->auto_worst_q = 1;
cpi->oxcf.worst_allowed_q = q_trans[oxcf->worst_allowed_q];
cpi->oxcf.best_allowed_q = q_trans[oxcf->best_allowed_q];
cpi->oxcf.cq_level = q_trans[cpi->oxcf.cq_level];
if (oxcf->fixed_q >= 0)
{
if (oxcf->worst_allowed_q < 0)
cpi->oxcf.fixed_q = q_trans[0];
else
cpi->oxcf.fixed_q = q_trans[oxcf->worst_allowed_q];
if (oxcf->alt_q < 0)
cpi->oxcf.alt_q = q_trans[0];
else
cpi->oxcf.alt_q = q_trans[oxcf->alt_q];
if (oxcf->key_q < 0)
cpi->oxcf.key_q = q_trans[0];
else
cpi->oxcf.key_q = q_trans[oxcf->key_q];
if (oxcf->gold_q < 0)
cpi->oxcf.gold_q = q_trans[0];
else
cpi->oxcf.gold_q = q_trans[oxcf->gold_q];
}
cpi->baseline_gf_interval =
cpi->oxcf.alt_freq ? cpi->oxcf.alt_freq : DEFAULT_GF_INTERVAL;
cpi->ref_frame_flags = VP8_ALT_FLAG | VP8_GOLD_FLAG | VP8_LAST_FLAG;
//cpi->use_golden_frame_only = 0;
//cpi->use_last_frame_only = 0;
cm->refresh_golden_frame = 0;
cm->refresh_last_frame = 1;
cm->refresh_entropy_probs = 1;
#if (CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING)
cpi->oxcf.token_partitions = 3;
#endif
if (cpi->oxcf.token_partitions >= 0 && cpi->oxcf.token_partitions <= 3)
cm->multi_token_partition =
(TOKEN_PARTITION) cpi->oxcf.token_partitions;
setup_features(cpi);
{
int i;
for (i = 0; i < MAX_MB_SEGMENTS; i++)
cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout;
}
// At the moment the first order values may not be > MAXQ
if (cpi->oxcf.fixed_q > MAXQ)
cpi->oxcf.fixed_q = MAXQ;
// local file playback mode == really big buffer
if (cpi->oxcf.end_usage == USAGE_LOCAL_FILE_PLAYBACK)
{
cpi->oxcf.starting_buffer_level = 60000;
cpi->oxcf.optimal_buffer_level = 60000;
cpi->oxcf.maximum_buffer_size = 240000;
cpi->oxcf.starting_buffer_level_in_ms = 60000;
cpi->oxcf.optimal_buffer_level_in_ms = 60000;
cpi->oxcf.maximum_buffer_size_in_ms = 240000;
}
// Convert target bandwidth from Kbit/s to Bit/s
cpi->oxcf.target_bandwidth *= 1000;
cpi->oxcf.starting_buffer_level =
rescale(cpi->oxcf.starting_buffer_level,
cpi->oxcf.target_bandwidth, 1000);
// Set or reset optimal and maximum buffer levels.
if (cpi->oxcf.optimal_buffer_level == 0)
cpi->oxcf.optimal_buffer_level = cpi->oxcf.target_bandwidth / 8;
else
cpi->oxcf.optimal_buffer_level =
rescale(cpi->oxcf.optimal_buffer_level,
cpi->oxcf.target_bandwidth, 1000);
if (cpi->oxcf.maximum_buffer_size == 0)
cpi->oxcf.maximum_buffer_size = cpi->oxcf.target_bandwidth / 8;
else
cpi->oxcf.maximum_buffer_size =
rescale(cpi->oxcf.maximum_buffer_size,
cpi->oxcf.target_bandwidth, 1000);
// Set up frame rate and related parameters rate control values.
vp8_new_frame_rate(cpi, cpi->frame_rate);
// Set absolute upper and lower quality limits
cpi->worst_quality = cpi->oxcf.worst_allowed_q;
cpi->best_quality = cpi->oxcf.best_allowed_q;
// active values should only be modified if out of new range
if (cpi->active_worst_quality > cpi->oxcf.worst_allowed_q)
{
cpi->active_worst_quality = cpi->oxcf.worst_allowed_q;
}
// less likely
else if (cpi->active_worst_quality < cpi->oxcf.best_allowed_q)
{
cpi->active_worst_quality = cpi->oxcf.best_allowed_q;
}
if (cpi->active_best_quality < cpi->oxcf.best_allowed_q)
{
cpi->active_best_quality = cpi->oxcf.best_allowed_q;
}
// less likely
else if (cpi->active_best_quality > cpi->oxcf.worst_allowed_q)
{
cpi->active_best_quality = cpi->oxcf.worst_allowed_q;
}
cpi->buffered_mode = cpi->oxcf.optimal_buffer_level > 0;
cpi->cq_target_quality = cpi->oxcf.cq_level;
// Only allow dropped frames in buffered mode
cpi->drop_frames_allowed = cpi->oxcf.allow_df && cpi->buffered_mode;
if (!cm->use_bilinear_mc_filter)
cm->mcomp_filter_type = SIXTAP;
else
cm->mcomp_filter_type = BILINEAR;
cpi->target_bandwidth = cpi->oxcf.target_bandwidth;
cm->Width = cpi->oxcf.Width;
cm->Height = cpi->oxcf.Height;
/* TODO(jkoleszar): if an internal spatial resampling is active,
* and we downsize the input image, maybe we should clear the
* internal scale immediately rather than waiting for it to
* correct.
*/
// VP8 sharpness level mapping 0-7 (vs 0-10 in general VPx dialogs)
if (cpi->oxcf.Sharpness > 7)
cpi->oxcf.Sharpness = 7;
cm->sharpness_level = cpi->oxcf.Sharpness;
if (cm->horiz_scale != NORMAL || cm->vert_scale != NORMAL)
{
int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs);
int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs);
Scale2Ratio(cm->horiz_scale, &hr, &hs);
Scale2Ratio(cm->vert_scale, &vr, &vs);
// always go to the next whole number
cm->Width = (hs - 1 + cpi->oxcf.Width * hr) / hs;
cm->Height = (vs - 1 + cpi->oxcf.Height * vr) / vs;
}
if (last_w != cpi->oxcf.Width || last_h != cpi->oxcf.Height)
cpi->force_next_frame_intra = 1;
if (((cm->Width + 15) & 0xfffffff0) !=
cm->yv12_fb[cm->lst_fb_idx].y_width ||
((cm->Height + 15) & 0xfffffff0) !=
cm->yv12_fb[cm->lst_fb_idx].y_height ||
cm->yv12_fb[cm->lst_fb_idx].y_width == 0)
{
dealloc_raw_frame_buffers(cpi);
alloc_raw_frame_buffers(cpi);
vp8_alloc_compressor_data(cpi);
}
if (cpi->oxcf.fixed_q >= 0)
{
cpi->last_q[0] = cpi->oxcf.fixed_q;
cpi->last_q[1] = cpi->oxcf.fixed_q;
}
cpi->Speed = cpi->oxcf.cpu_used;
// force to allowlag to 0 if lag_in_frames is 0;
if (cpi->oxcf.lag_in_frames == 0)
{
cpi->oxcf.allow_lag = 0;
}
// Limit on lag buffers as these are not currently dynamically allocated
else if (cpi->oxcf.lag_in_frames > MAX_LAG_BUFFERS)
cpi->oxcf.lag_in_frames = MAX_LAG_BUFFERS;
// YX Temp
cpi->alt_ref_source = NULL;
cpi->is_src_frame_alt_ref = 0;
#if CONFIG_TEMPORAL_DENOISING
if (cpi->oxcf.noise_sensitivity)
{
if (!cpi->denoiser.yv12_mc_running_avg.buffer_alloc)
{
int width = (cpi->oxcf.Width + 15) & ~15;
int height = (cpi->oxcf.Height + 15) & ~15;
vp8_denoiser_allocate(&cpi->denoiser, width, height);
}
}
#endif
#if 0
// Experimental RD Code
cpi->frame_distortion = 0;
cpi->last_frame_distortion = 0;
#endif
}
#define M_LOG2_E 0.693147180559945309417
#define log2f(x) (log (x) / (float) M_LOG2_E)
static void cal_mvsadcosts(int *mvsadcost[2])
{
int i = 1;
mvsadcost [0] [0] = 300;
mvsadcost [1] [0] = 300;
do
{
double z = 256 * (2 * (log2f(8 * i) + .6));
mvsadcost [0][i] = (int) z;
mvsadcost [1][i] = (int) z;
mvsadcost [0][-i] = (int) z;
mvsadcost [1][-i] = (int) z;
}
while (++i <= mvfp_max);
}
struct VP8_COMP* vp8_create_compressor(VP8_CONFIG *oxcf)
{
int i;
VP8_COMP *cpi;
VP8_COMMON *cm;
cpi = vpx_memalign(32, sizeof(VP8_COMP));
// Check that the CPI instance is valid
if (!cpi)
return 0;
cm = &cpi->common;
vpx_memset(cpi, 0, sizeof(VP8_COMP));
if (setjmp(cm->error.jmp))
{
cpi->common.error.setjmp = 0;
vp8_remove_compressor(&cpi);
return 0;
}
cpi->common.error.setjmp = 1;
CHECK_MEM_ERROR(cpi->mb.ss, vpx_calloc(sizeof(search_site), (MAX_MVSEARCH_STEPS * 8) + 1));
vp8_create_common(&cpi->common);
init_config(cpi, oxcf);
memcpy(cpi->base_skip_false_prob, vp8cx_base_skip_false_prob, sizeof(vp8cx_base_skip_false_prob));
cpi->common.current_video_frame = 0;
cpi->kf_overspend_bits = 0;
cpi->kf_bitrate_adjustment = 0;
cpi->frames_till_gf_update_due = 0;
cpi->gf_overspend_bits = 0;
cpi->non_gf_bitrate_adjustment = 0;
cpi->prob_last_coded = 128;
cpi->prob_gf_coded = 128;
cpi->prob_intra_coded = 63;
// Prime the recent reference frame usage counters.
// Hereafter they will be maintained as a sort of moving average
cpi->recent_ref_frame_usage[INTRA_FRAME] = 1;
cpi->recent_ref_frame_usage[LAST_FRAME] = 1;
cpi->recent_ref_frame_usage[GOLDEN_FRAME] = 1;
cpi->recent_ref_frame_usage[ALTREF_FRAME] = 1;
// Set reference frame sign bias for ALTREF frame to 1 (for now)
cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 1;
cpi->twopass.gf_decay_rate = 0;
cpi->baseline_gf_interval = DEFAULT_GF_INTERVAL;
cpi->gold_is_last = 0 ;
cpi->alt_is_last = 0 ;
cpi->gold_is_alt = 0 ;
// allocate memory for storing last frame's MVs for MV prediction.
CHECK_MEM_ERROR(cpi->lfmv, vpx_calloc((cpi->common.mb_rows+2) * (cpi->common.mb_cols+2), sizeof(int_mv)));
CHECK_MEM_ERROR(cpi->lf_ref_frame_sign_bias, vpx_calloc((cpi->common.mb_rows+2) * (cpi->common.mb_cols+2), sizeof(int)));
CHECK_MEM_ERROR(cpi->lf_ref_frame, vpx_calloc((cpi->common.mb_rows+2) * (cpi->common.mb_cols+2), sizeof(int)));
// Create the encoder segmentation map and set all entries to 0
CHECK_MEM_ERROR(cpi->segmentation_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
CHECK_MEM_ERROR(cpi->active_map, vpx_calloc(cpi->common.mb_rows * cpi->common.mb_cols, 1));
vpx_memset(cpi->active_map , 1, (cpi->common.mb_rows * cpi->common.mb_cols));
cpi->active_map_enabled = 0;
#if 0
// Experimental code for lagged and one pass
// Initialise one_pass GF frames stats
// Update stats used for GF selection
if (cpi->pass == 0)
{
cpi->one_pass_frame_index = 0;
for (i = 0; i < MAX_LAG_BUFFERS; i++)
{
cpi->one_pass_frame_stats[i].frames_so_far = 0;
cpi->one_pass_frame_stats[i].frame_intra_error = 0.0;
cpi->one_pass_frame_stats[i].frame_coded_error = 0.0;
cpi->one_pass_frame_stats[i].frame_pcnt_inter = 0.0;
cpi->one_pass_frame_stats[i].frame_pcnt_motion = 0.0;
cpi->one_pass_frame_stats[i].frame_mvr = 0.0;
cpi->one_pass_frame_stats[i].frame_mvr_abs = 0.0;
cpi->one_pass_frame_stats[i].frame_mvc = 0.0;
cpi->one_pass_frame_stats[i].frame_mvc_abs = 0.0;
}
}
#endif
// Should we use the cyclic refresh method.
// Currently this is tied to error resilliant mode
cpi->cyclic_refresh_mode_enabled = cpi->oxcf.error_resilient_mode;
cpi->cyclic_refresh_mode_max_mbs_perframe = (cpi->common.mb_rows * cpi->common.mb_cols) / 40;
cpi->cyclic_refresh_mode_index = 0;
cpi->cyclic_refresh_q = 32;
if (cpi->cyclic_refresh_mode_enabled)
{
CHECK_MEM_ERROR(cpi->cyclic_refresh_map, vpx_calloc((cpi->common.mb_rows * cpi->common.mb_cols), 1));
}
else
cpi->cyclic_refresh_map = (signed char *) NULL;
// Test function for segmentation
//segmentation_test_function( cpi);
#ifdef ENTROPY_STATS
init_context_counters();
#endif
/*Initialize the feed-forward activity masking.*/
cpi->activity_avg = 90<<12;
cpi->frames_since_key = 8; // Give a sensible default for the first frame.
cpi->key_frame_frequency = cpi->oxcf.key_freq;
cpi->this_key_frame_forced = 0;
cpi->next_key_frame_forced = 0;
cpi->source_alt_ref_pending = 0;
cpi->source_alt_ref_active = 0;
cpi->common.refresh_alt_ref_frame = 0;
cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS;
#if CONFIG_INTERNAL_STATS
cpi->b_calculate_ssimg = 0;
cpi->count = 0;
cpi->bytes = 0;
if (cpi->b_calculate_psnr)
{
cpi->total_sq_error = 0.0;
cpi->total_sq_error2 = 0.0;
cpi->total_y = 0.0;
cpi->total_u = 0.0;
cpi->total_v = 0.0;
cpi->total = 0.0;
cpi->totalp_y = 0.0;
cpi->totalp_u = 0.0;
cpi->totalp_v = 0.0;
cpi->totalp = 0.0;
cpi->tot_recode_hits = 0;
cpi->summed_quality = 0;
cpi->summed_weights = 0;
}
if (cpi->b_calculate_ssimg)
{
cpi->total_ssimg_y = 0;
cpi->total_ssimg_u = 0;
cpi->total_ssimg_v = 0;
cpi->total_ssimg_all = 0;
}
#endif
#ifndef LLONG_MAX
#define LLONG_MAX 9223372036854775807LL
#endif
cpi->first_time_stamp_ever = LLONG_MAX;
cpi->frames_till_gf_update_due = 0;
cpi->key_frame_count = 1;
cpi->ni_av_qi = cpi->oxcf.worst_allowed_q;
cpi->ni_tot_qi = 0;
cpi->ni_frames = 0;
cpi->total_byte_count = 0;
cpi->drop_frame = 0;
cpi->drop_count = 0;
cpi->max_drop_count = 0;
cpi->max_consec_dropped_frames = 4;
cpi->rate_correction_factor = 1.0;
cpi->key_frame_rate_correction_factor = 1.0;
cpi->gf_rate_correction_factor = 1.0;
cpi->twopass.est_max_qcorrection_factor = 1.0;
cpi->mb.mvcost[0] = &cpi->mb.mvcosts[0][mv_max+1];
cpi->mb.mvcost[1] = &cpi->mb.mvcosts[1][mv_max+1];
cpi->mb.mvsadcost[0] = &cpi->mb.mvsadcosts[0][mvfp_max+1];
cpi->mb.mvsadcost[1] = &cpi->mb.mvsadcosts[1][mvfp_max+1];
cal_mvsadcosts(cpi->mb.mvsadcost);
for (i = 0; i < KEY_FRAME_CONTEXT; i++)
{
cpi->prior_key_frame_distance[i] = (int)cpi->output_frame_rate;
}
#ifdef OUTPUT_YUV_SRC
yuv_file = fopen("bd.yuv", "ab");
#endif
#if 0
framepsnr = fopen("framepsnr.stt", "a");
kf_list = fopen("kf_list.stt", "w");
#endif
cpi->output_pkt_list = oxcf->output_pkt_list;
#if !(CONFIG_REALTIME_ONLY)
if (cpi->pass == 1)
{
vp8_init_first_pass(cpi);
}
else if (cpi->pass == 2)
{
size_t packet_sz = sizeof(FIRSTPASS_STATS);
int packets = oxcf->two_pass_stats_in.sz / packet_sz;
cpi->twopass.stats_in_start = oxcf->two_pass_stats_in.buf;
cpi->twopass.stats_in = cpi->twopass.stats_in_start;
cpi->twopass.stats_in_end = (void*)((char *)cpi->twopass.stats_in
+ (packets - 1) * packet_sz);
vp8_init_second_pass(cpi);
}
#endif
if (cpi->compressor_speed == 2)
{
cpi->cpu_freq = 0; //vp8_get_processor_freq();
cpi->avg_encode_time = 0;
cpi->avg_pick_mode_time = 0;
}
vp8_set_speed_features(cpi);
// Set starting values of RD threshold multipliers (128 = *1)
for (i = 0; i < MAX_MODES; i++)
{
cpi->rd_thresh_mult[i] = 128;
}
#ifdef ENTROPY_STATS
init_mv_ref_counts();
#endif
#if CONFIG_MULTITHREAD
vp8cx_create_encoder_threads(cpi);
#endif
cpi->fn_ptr[BLOCK_16X16].sdf = vp8_sad16x16;
cpi->fn_ptr[BLOCK_16X16].vf = vp8_variance16x16;
cpi->fn_ptr[BLOCK_16X16].svf = vp8_sub_pixel_variance16x16;
cpi->fn_ptr[BLOCK_16X16].svf_halfpix_h = vp8_variance_halfpixvar16x16_h;
cpi->fn_ptr[BLOCK_16X16].svf_halfpix_v = vp8_variance_halfpixvar16x16_v;
cpi->fn_ptr[BLOCK_16X16].svf_halfpix_hv = vp8_variance_halfpixvar16x16_hv;
cpi->fn_ptr[BLOCK_16X16].sdx3f = vp8_sad16x16x3;
cpi->fn_ptr[BLOCK_16X16].sdx8f = vp8_sad16x16x8;
cpi->fn_ptr[BLOCK_16X16].sdx4df = vp8_sad16x16x4d;
cpi->fn_ptr[BLOCK_16X8].sdf = vp8_sad16x8;
cpi->fn_ptr[BLOCK_16X8].vf = vp8_variance16x8;
cpi->fn_ptr[BLOCK_16X8].svf = vp8_sub_pixel_variance16x8;
cpi->fn_ptr[BLOCK_16X8].svf_halfpix_h = NULL;
cpi->fn_ptr[BLOCK_16X8].svf_halfpix_v = NULL;
cpi->fn_ptr[BLOCK_16X8].svf_halfpix_hv = NULL;
cpi->fn_ptr[BLOCK_16X8].sdx3f = vp8_sad16x8x3;
cpi->fn_ptr[BLOCK_16X8].sdx8f = vp8_sad16x8x8;
cpi->fn_ptr[BLOCK_16X8].sdx4df = vp8_sad16x8x4d;
cpi->fn_ptr[BLOCK_8X16].sdf = vp8_sad8x16;
cpi->fn_ptr[BLOCK_8X16].vf = vp8_variance8x16;
cpi->fn_ptr[BLOCK_8X16].svf = vp8_sub_pixel_variance8x16;
cpi->fn_ptr[BLOCK_8X16].svf_halfpix_h = NULL;
cpi->fn_ptr[BLOCK_8X16].svf_halfpix_v = NULL;
cpi->fn_ptr[BLOCK_8X16].svf_halfpix_hv = NULL;
cpi->fn_ptr[BLOCK_8X16].sdx3f = vp8_sad8x16x3;
cpi->fn_ptr[BLOCK_8X16].sdx8f = vp8_sad8x16x8;
cpi->fn_ptr[BLOCK_8X16].sdx4df = vp8_sad8x16x4d;
cpi->fn_ptr[BLOCK_8X8].sdf = vp8_sad8x8;
cpi->fn_ptr[BLOCK_8X8].vf = vp8_variance8x8;
cpi->fn_ptr[BLOCK_8X8].svf = vp8_sub_pixel_variance8x8;
cpi->fn_ptr[BLOCK_8X8].svf_halfpix_h = NULL;
cpi->fn_ptr[BLOCK_8X8].svf_halfpix_v = NULL;
cpi->fn_ptr[BLOCK_8X8].svf_halfpix_hv = NULL;
cpi->fn_ptr[BLOCK_8X8].sdx3f = vp8_sad8x8x3;
cpi->fn_ptr[BLOCK_8X8].sdx8f = vp8_sad8x8x8;
cpi->fn_ptr[BLOCK_8X8].sdx4df = vp8_sad8x8x4d;
cpi->fn_ptr[BLOCK_4X4].sdf = vp8_sad4x4;
cpi->fn_ptr[BLOCK_4X4].vf = vp8_variance4x4;
cpi->fn_ptr[BLOCK_4X4].svf = vp8_sub_pixel_variance4x4;
cpi->fn_ptr[BLOCK_4X4].svf_halfpix_h = NULL;
cpi->fn_ptr[BLOCK_4X4].svf_halfpix_v = NULL;
cpi->fn_ptr[BLOCK_4X4].svf_halfpix_hv = NULL;
cpi->fn_ptr[BLOCK_4X4].sdx3f = vp8_sad4x4x3;
cpi->fn_ptr[BLOCK_4X4].sdx8f = vp8_sad4x4x8;
cpi->fn_ptr[BLOCK_4X4].sdx4df = vp8_sad4x4x4d;
#if ARCH_X86 || ARCH_X86_64
cpi->fn_ptr[BLOCK_16X16].copymem = vp8_copy32xn;
cpi->fn_ptr[BLOCK_16X8].copymem = vp8_copy32xn;
cpi->fn_ptr[BLOCK_8X16].copymem = vp8_copy32xn;
cpi->fn_ptr[BLOCK_8X8].copymem = vp8_copy32xn;
cpi->fn_ptr[BLOCK_4X4].copymem = vp8_copy32xn;
#endif
cpi->full_search_sad = vp8_full_search_sad;
cpi->diamond_search_sad = vp8_diamond_search_sad;
cpi->refining_search_sad = vp8_refining_search_sad;
// make sure frame 1 is okay
cpi->error_bins[0] = cpi->common.MBs;
//vp8cx_init_quantizer() is first called here. Add check in vp8cx_frame_init_quantizer() so that vp8cx_init_quantizer is only called later
//when needed. This will avoid unnecessary calls of vp8cx_init_quantizer() for every frame.
vp8cx_init_quantizer(cpi);
vp8_loop_filter_init(cm);
cpi->common.error.setjmp = 0;
#if CONFIG_MULTI_RES_ENCODING
/* Calculate # of MBs in a row in lower-resolution level image. */
if (cpi->oxcf.mr_encoder_id > 0)
vp8_cal_low_res_mb_cols(cpi);
#endif
return cpi;
}
void vp8_remove_compressor(VP8_COMP **ptr)
{
VP8_COMP *cpi = *ptr;
if (!cpi)
return;
if (cpi && (cpi->common.current_video_frame > 0))
{
#if !(CONFIG_REALTIME_ONLY)
if (cpi->pass == 2)
{
vp8_end_second_pass(cpi);
}
#endif
#ifdef ENTROPY_STATS
print_context_counters();
print_tree_update_probs();
print_mode_context();
#endif
#if CONFIG_INTERNAL_STATS
if (cpi->pass != 1)
{
FILE *f = fopen("opsnr.stt", "a");
double time_encoded = (cpi->last_end_time_stamp_seen
- cpi->first_time_stamp_ever) / 10000000.000;
double total_encode_time = (cpi->time_receive_data +
cpi->time_compress_data) / 1000.000;
double dr = (double)cpi->bytes * 8.0 / 1000.0 / time_encoded;
if (cpi->b_calculate_psnr)
{
YV12_BUFFER_CONFIG *lst_yv12 =
&cpi->common.yv12_fb[cpi->common.lst_fb_idx];
if (cpi->oxcf.number_of_layers > 1)
{
int i;
fprintf(f, "Layer\tBitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\t"
"GLPsnrP\tVPXSSIM\t\n");
for (i=0; i<cpi->oxcf.number_of_layers; i++)
{
double dr = (double)cpi->bytes_in_layer[i] *
8.0 / 1000.0 / time_encoded;
double samples = 3.0 / 2 * cpi->frames_in_layer[i] *
lst_yv12->y_width * lst_yv12->y_height;
double total_psnr = vp8_mse2psnr(samples, 255.0,
cpi->total_error2[i]);
double total_psnr2 = vp8_mse2psnr(samples, 255.0,
cpi->total_error2_p[i]);
double total_ssim = 100 * pow(cpi->sum_ssim[i] /
cpi->sum_weights[i], 8.0);
fprintf(f, "%5d\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t"
"%7.3f\t%7.3f\n",
i, dr,
cpi->sum_psnr[i] / cpi->frames_in_layer[i],
total_psnr,
cpi->sum_psnr_p[i] / cpi->frames_in_layer[i],
total_psnr2, total_ssim);
}
}
else
{
double samples = 3.0 / 2 * cpi->count *
lst_yv12->y_width * lst_yv12->y_height;
double total_psnr = vp8_mse2psnr(samples, 255.0,
cpi->total_sq_error);
double total_psnr2 = vp8_mse2psnr(samples, 255.0,
cpi->total_sq_error2);
double total_ssim = 100 * pow(cpi->summed_quality /
cpi->summed_weights, 8.0);
fprintf(f, "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\t"
"GLPsnrP\tVPXSSIM\t Time(us)\n");
fprintf(f, "%7.3f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t"
"%7.3f\t%8.0f\n",
dr, cpi->total / cpi->count, total_psnr,
cpi->totalp / cpi->count, total_psnr2,
total_ssim, total_encode_time);
}
}
if (cpi->b_calculate_ssimg)
{
if (cpi->oxcf.number_of_layers > 1)
{
int i;
fprintf(f, "Layer\tBitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t"
"Time(us)\n");
for (i=0; i<cpi->oxcf.number_of_layers; i++)
{
double dr = (double)cpi->bytes_in_layer[i] *
8.0 / 1000.0 / time_encoded;
fprintf(f, "%5d\t%7.3f\t%6.4f\t"
"%6.4f\t%6.4f\t%6.4f\t%8.0f\n",
i, dr,
cpi->total_ssimg_y_in_layer[i] /
cpi->frames_in_layer[i],
cpi->total_ssimg_u_in_layer[i] /
cpi->frames_in_layer[i],
cpi->total_ssimg_v_in_layer[i] /
cpi->frames_in_layer[i],
cpi->total_ssimg_all_in_layer[i] /
cpi->frames_in_layer[i],
total_encode_time);
}
}
else
{
fprintf(f, "BitRate\tSSIM_Y\tSSIM_U\tSSIM_V\tSSIM_A\t"
"Time(us)\n");
fprintf(f, "%7.3f\t%6.4f\t%6.4f\t%6.4f\t%6.4f\t%8.0f\n", dr,
cpi->total_ssimg_y / cpi->count,
cpi->total_ssimg_u / cpi->count,
cpi->total_ssimg_v / cpi->count,
cpi->total_ssimg_all / cpi->count, total_encode_time);
}
}
fclose(f);
#if 0
f = fopen("qskip.stt", "a");
fprintf(f, "minq:%d -maxq:%d skiptrue:skipfalse = %d:%d\n", cpi->oxcf.best_allowed_q, cpi->oxcf.worst_allowed_q, skiptruecount, skipfalsecount);
fclose(f);
#endif
}
#endif
#ifdef SPEEDSTATS
if (cpi->compressor_speed == 2)
{
int i;
FILE *f = fopen("cxspeed.stt", "a");
cnt_pm /= cpi->common.MBs;
for (i = 0; i < 16; i++)
fprintf(f, "%5d", frames_at_speed[i]);
fprintf(f, "\n");
//fprintf(f, "%10d PM %10d %10d %10d EF %10d %10d %10d\n", cpi->Speed, cpi->avg_pick_mode_time, (tot_pm/cnt_pm), cnt_pm, cpi->avg_encode_time, 0, 0);
fclose(f);
}
#endif
#ifdef MODE_STATS
{
extern int count_mb_seg[4];
FILE *f = fopen("modes.stt", "a");
double dr = (double)cpi->frame_rate * (double)bytes * (double)8 / (double)count / (double)1000 ;
fprintf(f, "intra_mode in Intra Frames:\n");
fprintf(f, "Y: %8d, %8d, %8d, %8d, %8d\n", y_modes[0], y_modes[1], y_modes[2], y_modes[3], y_modes[4]);
fprintf(f, "UV:%8d, %8d, %8d, %8d\n", uv_modes[0], uv_modes[1], uv_modes[2], uv_modes[3]);
fprintf(f, "B: ");
{
int i;
for (i = 0; i < 10; i++)
fprintf(f, "%8d, ", b_modes[i]);
fprintf(f, "\n");
}
fprintf(f, "Modes in Inter Frames:\n");
fprintf(f, "Y: %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d, %8d\n",
inter_y_modes[0], inter_y_modes[1], inter_y_modes[2], inter_y_modes[3], inter_y_modes[4],
inter_y_modes[5], inter_y_modes[6], inter_y_modes[7], inter_y_modes[8], inter_y_modes[9]);
fprintf(f, "UV:%8d, %8d, %8d, %8d\n", inter_uv_modes[0], inter_uv_modes[1], inter_uv_modes[2], inter_uv_modes[3]);
fprintf(f, "B: ");
{
int i;
for (i = 0; i < 15; i++)
fprintf(f, "%8d, ", inter_b_modes[i]);
fprintf(f, "\n");
}
fprintf(f, "P:%8d, %8d, %8d, %8d\n", count_mb_seg[0], count_mb_seg[1], count_mb_seg[2], count_mb_seg[3]);
fprintf(f, "PB:%8d, %8d, %8d, %8d\n", inter_b_modes[LEFT4X4], inter_b_modes[ABOVE4X4], inter_b_modes[ZERO4X4], inter_b_modes[NEW4X4]);
fclose(f);
}
#endif
#ifdef ENTROPY_STATS
{
int i, j, k;
FILE *fmode = fopen("modecontext.c", "w");
fprintf(fmode, "\n#include \"entropymode.h\"\n\n");
fprintf(fmode, "const unsigned int vp8_kf_default_bmode_counts ");
fprintf(fmode, "[VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES] =\n{\n");
for (i = 0; i < 10; i++)
{
fprintf(fmode, " { //Above Mode : %d\n", i);
for (j = 0; j < 10; j++)
{
fprintf(fmode, " {");
for (k = 0; k < 10; k++)
{
if (!intra_mode_stats[i][j][k])
fprintf(fmode, " %5d, ", 1);
else
fprintf(fmode, " %5d, ", intra_mode_stats[i][j][k]);
}
fprintf(fmode, "}, // left_mode %d\n", j);
}
fprintf(fmode, " },\n");
}
fprintf(fmode, "};\n");
fclose(fmode);
}
#endif
#if defined(SECTIONBITS_OUTPUT)
if (0)
{
int i;
FILE *f = fopen("tokenbits.stt", "a");
for (i = 0; i < 28; i++)
fprintf(f, "%8d", (int)(Sectionbits[i] / 256));
fprintf(f, "\n");
fclose(f);
}
#endif
#if 0
{
printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000);
printf("\n_frames recive_data encod_mb_row compress_frame Total\n");
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);
}
#endif
}
#if CONFIG_MULTITHREAD
vp8cx_remove_encoder_threads(cpi);
#endif
#if CONFIG_TEMPORAL_DENOISING
vp8_denoiser_free(&cpi->denoiser);
#endif
dealloc_compressor_data(cpi);
vpx_free(cpi->mb.ss);
vpx_free(cpi->tok);
vpx_free(cpi->cyclic_refresh_map);
vp8_remove_common(&cpi->common);
vpx_free(cpi);
*ptr = 0;
#ifdef OUTPUT_YUV_SRC
fclose(yuv_file);
#endif
#if 0
if (keyfile)
fclose(keyfile);
if (framepsnr)
fclose(framepsnr);
if (kf_list)
fclose(kf_list);
#endif
}
static uint64_t calc_plane_error(unsigned char *orig, int orig_stride,
unsigned char *recon, int recon_stride,
unsigned int cols, unsigned int rows)
{
unsigned int row, col;
uint64_t total_sse = 0;
int diff;
for (row = 0; row + 16 <= rows; row += 16)
{
for (col = 0; col + 16 <= cols; col += 16)
{
unsigned int sse;
vp8_mse16x16(orig + col, orig_stride,
recon + col, recon_stride,
&sse);
total_sse += sse;
}
/* Handle odd-sized width */
if (col < cols)
{
unsigned int border_row, border_col;
unsigned char *border_orig = orig;
unsigned char *border_recon = recon;
for (border_row = 0; border_row < 16; border_row++)
{
for (border_col = col; border_col < cols; border_col++)
{
diff = border_orig[border_col] - border_recon[border_col];
total_sse += diff * diff;
}
border_orig += orig_stride;
border_recon += recon_stride;
}
}
orig += orig_stride * 16;
recon += recon_stride * 16;
}
/* Handle odd-sized height */
for (; row < rows; row++)
{
for (col = 0; col < cols; col++)
{
diff = orig[col] - recon[col];
total_sse += diff * diff;
}
orig += orig_stride;
recon += recon_stride;
}
vp8_clear_system_state();
return total_sse;
}
static void generate_psnr_packet(VP8_COMP *cpi)
{
YV12_BUFFER_CONFIG *orig = cpi->Source;
YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show;
struct vpx_codec_cx_pkt pkt;
uint64_t sse;
int i;
unsigned int width = cpi->common.Width;
unsigned int height = cpi->common.Height;
pkt.kind = VPX_CODEC_PSNR_PKT;
sse = calc_plane_error(orig->y_buffer, orig->y_stride,
recon->y_buffer, recon->y_stride,
width, height);
pkt.data.psnr.sse[0] = sse;
pkt.data.psnr.sse[1] = sse;
pkt.data.psnr.samples[0] = width * height;
pkt.data.psnr.samples[1] = width * height;
width = (width + 1) / 2;
height = (height + 1) / 2;
sse = calc_plane_error(orig->u_buffer, orig->uv_stride,
recon->u_buffer, recon->uv_stride,
width, height);
pkt.data.psnr.sse[0] += sse;
pkt.data.psnr.sse[2] = sse;
pkt.data.psnr.samples[0] += width * height;
pkt.data.psnr.samples[2] = width * height;
sse = calc_plane_error(orig->v_buffer, orig->uv_stride,
recon->v_buffer, recon->uv_stride,
width, height);
pkt.data.psnr.sse[0] += sse;
pkt.data.psnr.sse[3] = sse;
pkt.data.psnr.samples[0] += width * height;
pkt.data.psnr.samples[3] = width * height;
for (i = 0; i < 4; i++)
pkt.data.psnr.psnr[i] = vp8_mse2psnr(pkt.data.psnr.samples[i], 255.0,
pkt.data.psnr.sse[i]);
vpx_codec_pkt_list_add(cpi->output_pkt_list, &pkt);
}
int vp8_use_as_reference(VP8_COMP *cpi, int ref_frame_flags)
{
if (ref_frame_flags > 7)
return -1 ;
cpi->ref_frame_flags = ref_frame_flags;
return 0;
}
int vp8_update_reference(VP8_COMP *cpi, int ref_frame_flags)
{
if (ref_frame_flags > 7)
return -1 ;
cpi->common.refresh_golden_frame = 0;
cpi->common.refresh_alt_ref_frame = 0;
cpi->common.refresh_last_frame = 0;
if (ref_frame_flags & VP8_LAST_FLAG)
cpi->common.refresh_last_frame = 1;
if (ref_frame_flags & VP8_GOLD_FLAG)
cpi->common.refresh_golden_frame = 1;