/media/libvpx/vp8/encoder/onyx_if.c
C | 5152 lines | 3740 code | 972 blank | 440 comment | 740 complexity | 724943c382813bdcad79d2b2804f0307 MD5 | raw file
Possible License(s): MPL-2.0-no-copyleft-exception, LGPL-3.0, AGPL-1.0, LGPL-2.1, BSD-3-Clause, GPL-2.0, JSON, Apache-2.0, 0BSD
- /*
- * 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"
- #include "vp8/common/g_common.h"
- #include "vpx_scale/yv12extend.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"
- #include "temporal_filter.h"
- #if ARCH_ARM
- #include "vpx_ports/arm.h"
- #endif
- #include <math.h>
- #include <stdio.h>
- #include <limits.h>
- #if CONFIG_RUNTIME_CPU_DETECT
- #define IF_RTCD(x) (x)
- #define RTCD(x) &cpi->common.rtcd.x
- #else
- #define IF_RTCD(x) NULL
- #define RTCD(x) NULL
- #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_dmachine_specific_config(VP8_COMP *cpi);
- extern void vp8_cmachine_specific_config(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_ARMV7
- 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, const vp8_variance_rtcd_vtable_t *rtcd);
- 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,
- const vp8_variance_rtcd_vtable_t *rtcd
- );
- extern double vp8_calc_ssimg
- (
- YV12_BUFFER_CONFIG *source,
- YV12_BUFFER_CONFIG *dest,
- double *ssim_y,
- double *ssim_u,
- double *ssim_v,
- const vp8_variance_rtcd_vtable_t *rtcd
- );
- #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 void (*vp8_short_fdct4x4)(short *input, short *output, int pitch);
- extern void (*vp8_short_fdct8x4)(short *input, short *output, int pitch);
- 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 int 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 int 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 int 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 int 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 int 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 int 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
- };
- void vp8_initialize()
- {
- static int init_done = 0;
- if (!init_done)
- {
- vp8_scale_machine_specific_config();
- vp8_initialize_common();
- //vp8_dmachine_specific_config();
- vp8_tokenize_initialize();
- init_done = 1;
- }
- }
- #ifdef PACKET_TESTING
- extern FILE *vpxlogc;
- #endif
- 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_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->last_frame_uf);
- vp8_yv12_de_alloc_frame_buffer(&cpi->scaled_source);
- #if VP8_TEMPORAL_ALT_REF
- vp8_yv12_de_alloc_frame_buffer(&cpi->alt_ref_buffer);
- #endif
- vp8_lookahead_destroy(cpi->lookahead);
- 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;
- #if !(CONFIG_REALTIME_ONLY)
- vpx_free(cpi->twopass.total_stats);
- cpi->twopass.total_stats = 0;
- vpx_free(cpi->twopass.this_frame_stats);
- cpi->twopass.this_frame_stats = 0;
- #endif
- }
- static void enable_segmentation(VP8_PTR ptr)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- // 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_PTR ptr)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- // 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_PTR ptr, unsigned char *segmentation_map)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- // 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_PTR ptr, signed char *feature_data, unsigned char abs_delta)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- 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_PTR ptr)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- 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(ptr, seg_map);
- // Activate segmentation.
- enable_segmentation(ptr);
- // 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(ptr, &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((VP8_PTR)cpi, seg_map);
- // Activate segmentation.
- enable_segmentation((VP8_PTR)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((VP8_PTR)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
- }
- 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;
- // 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;
- switch (Mode)
- {
- #if !(CONFIG_REALTIME_ONLY)
- case 0: // best quality mode
- sf->thresh_mult[THR_ZEROMV ] = 0;
- sf->thresh_mult[THR_ZEROG ] = 0;
- sf->thresh_mult[THR_ZEROA ] = 0;
- sf->thresh_mult[THR_NEARESTMV] = 0;
- sf->thresh_mult[THR_NEARESTG ] = 0;
- sf->thresh_mult[THR_NEARESTA ] = 0;
- sf->thresh_mult[THR_NEARMV ] = 0;
- sf->thresh_mult[THR_NEARG ] = 0;
- sf->thresh_mult[THR_NEARA ] = 0;
- sf->thresh_mult[THR_DC ] = 0;
- sf->thresh_mult[THR_V_PRED ] = 1000;
- sf->thresh_mult[THR_H_PRED ] = 1000;
- sf->thresh_mult[THR_B_PRED ] = 2000;
- sf->thresh_mult[THR_TM ] = 1000;
- sf->thresh_mult[THR_NEWMV ] = 1000;
- sf->thresh_mult[THR_NEWG ] = 1000;
- sf->thresh_mult[THR_NEWA ] = 1000;
- sf->thresh_mult[THR_SPLITMV ] = 2500;
- sf->thresh_mult[THR_SPLITG ] = 5000;
- sf->thresh_mult[THR_SPLITA ] = 5000;
- sf->first_step = 0;
- sf->max_step_search_steps = MAX_MVSEARCH_STEPS;
- break;
- case 1:
- case 3:
- sf->thresh_mult[THR_NEARESTMV] = 0;
- sf->thresh_mult[THR_ZEROMV ] = 0;
- sf->thresh_mult[THR_DC ] = 0;
- sf->thresh_mult[THR_NEARMV ] = 0;
- sf->thresh_mult[THR_V_PRED ] = 1000;
- sf->thresh_mult[THR_H_PRED ] = 1000;
- sf->thresh_mult[THR_B_PRED ] = 2500;
- sf->thresh_mult[THR_TM ] = 1000;
- sf->thresh_mult[THR_NEARESTG ] = 1000;
- sf->thresh_mult[THR_NEARESTA ] = 1000;
- sf->thresh_mult[THR_ZEROG ] = 1000;
- sf->thresh_mult[THR_ZEROA ] = 1000;
- sf->thresh_mult[THR_NEARG ] = 1000;
- sf->thresh_mult[THR_NEARA ] = 1000;
- #if 1
- sf->thresh_mult[THR_ZEROMV ] = 0;
- sf->thresh_mult[THR_ZEROG ] = 0;
- sf->thresh_mult[THR_ZEROA ] = 0;
- sf->thresh_mult[THR_NEARESTMV] = 0;
- sf->thresh_mult[THR_NEARESTG ] = 0;
- sf->thresh_mult[THR_NEARESTA ] = 0;
- sf->thresh_mult[THR_NEARMV ] = 0;
- sf->thresh_mult[THR_NEARG ] = 0;
- sf->thresh_mult[THR_NEARA ] = 0;
- // sf->thresh_mult[THR_DC ] = 0;
- // sf->thresh_mult[THR_V_PRED ] = 1000;
- // sf->thresh_mult[THR_H_PRED ] = 1000;
- // sf->thresh_mult[THR_B_PRED ] = 2000;
- // sf->thresh_mult[THR_TM ] = 1000;
- sf->thresh_mult[THR_NEWMV ] = 1000;
- sf->thresh_mult[THR_NEWG ] = 1000;
- sf->thresh_mult[THR_NEWA ] = 1000;
- sf->thresh_mult[THR_SPLITMV ] = 1700;
- sf->thresh_mult[THR_SPLITG ] = 4500;
- sf->thresh_mult[THR_SPLITA ] = 4500;
- #else
- sf->thresh_mult[THR_NEWMV ] = 1500;
- sf->thresh_mult[THR_NEWG ] = 1500;
- sf->thresh_mult[THR_NEWA ] = 1500;
- sf->thresh_mult[THR_SPLITMV ] = 5000;
- sf->thresh_mult[THR_SPLITG ] = 10000;
- sf->thresh_mult[THR_SPLITA ] = 10000;
- #endif
- 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;
- cpi->mode_check_freq[THR_SPLITG] = 2;
- cpi->mode_check_freq[THR_SPLITA] = 2;
- cpi->mode_check_freq[THR_SPLITMV] = 0;
- }
- if (Speed > 1)
- {
- cpi->mode_check_freq[THR_SPLITG] = 4;
- cpi->mode_check_freq[THR_SPLITA] = 4;
- cpi->mode_check_freq[THR_SPLITMV] = 2;
- sf->thresh_mult[THR_TM ] = 1500;
- sf->thresh_mult[THR_V_PRED ] = 1500;
- sf->thresh_mult[THR_H_PRED ] = 1500;
- sf->thresh_mult[THR_B_PRED ] = 5000;
- if (cpi->ref_frame_flags & VP8_LAST_FLAG)
- {
- sf->thresh_mult[THR_NEWMV ] = 2000;
- sf->thresh_mult[THR_SPLITMV ] = 10000;
- }
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- sf->thresh_mult[THR_NEARESTG ] = 1500;
- sf->thresh_mult[THR_ZEROG ] = 1500;
- sf->thresh_mult[THR_NEARG ] = 1500;
- sf->thresh_mult[THR_NEWG ] = 2000;
- sf->thresh_mult[THR_SPLITG ] = 20000;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- sf->thresh_mult[THR_NEARESTA ] = 1500;
- sf->thresh_mult[THR_ZEROA ] = 1500;
- sf->thresh_mult[THR_NEARA ] = 1500;
- sf->thresh_mult[THR_NEWA ] = 2000;
- sf->thresh_mult[THR_SPLITA ] = 20000;
- }
- }
- if (Speed > 2)
- {
- cpi->mode_check_freq[THR_SPLITG] = 15;
- cpi->mode_check_freq[THR_SPLITA] = 15;
- cpi->mode_check_freq[THR_SPLITMV] = 7;
- sf->thresh_mult[THR_TM ] = 2000;
- sf->thresh_mult[THR_V_PRED ] = 2000;
- sf->thresh_mult[THR_H_PRED ] = 2000;
- sf->thresh_mult[THR_B_PRED ] = 7500;
- if (cpi->ref_frame_flags & VP8_LAST_FLAG)
- {
- sf->thresh_mult[THR_NEWMV ] = 2000;
- sf->thresh_mult[THR_SPLITMV ] = 25000;
- }
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- sf->thresh_mult[THR_NEARESTG ] = 2000;
- sf->thresh_mult[THR_ZEROG ] = 2000;
- sf->thresh_mult[THR_NEARG ] = 2000;
- sf->thresh_mult[THR_NEWG ] = 2500;
- sf->thresh_mult[THR_SPLITG ] = 50000;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- sf->thresh_mult[THR_NEARESTA ] = 2000;
- sf->thresh_mult[THR_ZEROA ] = 2000;
- sf->thresh_mult[THR_NEARA ] = 2000;
- sf->thresh_mult[THR_NEWA ] = 2500;
- sf->thresh_mult[THR_SPLITA ] = 50000;
- }
- 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->thresh_mult[THR_SPLITA ] = INT_MAX;
- sf->thresh_mult[THR_SPLITG ] = INT_MAX;
- sf->thresh_mult[THR_SPLITMV ] = INT_MAX;
- cpi->mode_check_freq[THR_V_PRED] = 0;
- cpi->mode_check_freq[THR_H_PRED] = 0;
- cpi->mode_check_freq[THR_B_PRED] = 0;
- cpi->mode_check_freq[THR_NEARG] = 0;
- cpi->mode_check_freq[THR_NEWG] = 0;
- cpi->mode_check_freq[THR_NEARA] = 0;
- cpi->mode_check_freq[THR_NEWA] = 0;
- 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
- cpi->mode_check_freq[THR_V_PRED] = 2;
- cpi->mode_check_freq[THR_H_PRED] = 2;
- cpi->mode_check_freq[THR_B_PRED] = 2;
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- cpi->mode_check_freq[THR_NEARG] = 2;
- cpi->mode_check_freq[THR_NEWG] = 4;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- cpi->mode_check_freq[THR_NEARA] = 2;
- cpi->mode_check_freq[THR_NEWA] = 4;
- }
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- sf->thresh_mult[THR_NEARESTG ] = 2000;
- sf->thresh_mult[THR_ZEROG ] = 2000;
- sf->thresh_mult[THR_NEARG ] = 2000;
- sf->thresh_mult[THR_NEWG ] = 4000;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- sf->thresh_mult[THR_NEARESTA ] = 2000;
- sf->thresh_mult[THR_ZEROA ] = 2000;
- sf->thresh_mult[THR_NEARA ] = 2000;
- sf->thresh_mult[THR_NEWA ] = 4000;
- }
- }
- break;
- #endif
- case 2:
- sf->optimize_coefficients = 0;
- sf->recode_loop = 0;
- sf->auto_filter = 1;
- sf->iterative_sub_pixel = 1;
- sf->thresh_mult[THR_NEARESTMV] = 0;
- sf->thresh_mult[THR_ZEROMV ] = 0;
- sf->thresh_mult[THR_DC ] = 0;
- sf->thresh_mult[THR_TM ] = 0;
- sf->thresh_mult[THR_NEARMV ] = 0;
- sf->thresh_mult[THR_V_PRED ] = 1000;
- sf->thresh_mult[THR_H_PRED ] = 1000;
- sf->thresh_mult[THR_B_PRED ] = 2500;
- sf->thresh_mult[THR_NEARESTG ] = 1000;
- sf->thresh_mult[THR_ZEROG ] = 1000;
- sf->thresh_mult[THR_NEARG ] = 1000;
- sf->thresh_mult[THR_NEARESTA ] = 1000;
- sf->thresh_mult[THR_ZEROA ] = 1000;
- sf->thresh_mult[THR_NEARA ] = 1000;
- sf->thresh_mult[THR_NEWMV ] = 2000;
- sf->thresh_mult[THR_NEWG ] = 2000;
- sf->thresh_mult[THR_NEWA ] = 2000;
- sf->thresh_mult[THR_SPLITMV ] = 5000;
- sf->thresh_mult[THR_SPLITG ] = 10000;
- sf->thresh_mult[THR_SPLITA ] = 10000;
- sf->search_method = NSTEP;
- if (Speed > 0)
- {
- cpi->mode_check_freq[THR_SPLITG] = 4;
- cpi->mode_check_freq[THR_SPLITA] = 4;
- cpi->mode_check_freq[THR_SPLITMV] = 2;
- sf->thresh_mult[THR_DC ] = 0;
- sf->thresh_mult[THR_TM ] = 1000;
- sf->thresh_mult[THR_V_PRED ] = 2000;
- sf->thresh_mult[THR_H_PRED ] = 2000;
- sf->thresh_mult[THR_B_PRED ] = 5000;
- if (cpi->ref_frame_flags & VP8_LAST_FLAG)
- {
- sf->thresh_mult[THR_NEARESTMV] = 0;
- sf->thresh_mult[THR_ZEROMV ] = 0;
- sf->thresh_mult[THR_NEARMV ] = 0;
- sf->thresh_mult[THR_NEWMV ] = 2000;
- sf->thresh_mult[THR_SPLITMV ] = 10000;
- }
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- sf->thresh_mult[THR_NEARESTG ] = 1000;
- sf->thresh_mult[THR_ZEROG ] = 1000;
- sf->thresh_mult[THR_NEARG ] = 1000;
- sf->thresh_mult[THR_NEWG ] = 2000;
- sf->thresh_mult[THR_SPLITG ] = 20000;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- sf->thresh_mult[THR_NEARESTA ] = 1000;
- sf->thresh_mult[THR_ZEROA ] = 1000;
- sf->thresh_mult[THR_NEARA ] = 1000;
- sf->thresh_mult[THR_NEWA ] = 2000;
- sf->thresh_mult[THR_SPLITA ] = 20000;
- }
- 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 > 1)
- {
- cpi->mode_check_freq[THR_SPLITMV] = 7;
- cpi->mode_check_freq[THR_SPLITG] = 15;
- cpi->mode_check_freq[THR_SPLITA] = 15;
- sf->thresh_mult[THR_TM ] = 2000;
- sf->thresh_mult[THR_V_PRED ] = 2000;
- sf->thresh_mult[THR_H_PRED ] = 2000;
- sf->thresh_mult[THR_B_PRED ] = 5000;
- if (cpi->ref_frame_flags & VP8_LAST_FLAG)
- {
- sf->thresh_mult[THR_NEWMV ] = 2000;
- sf->thresh_mult[THR_SPLITMV ] = 25000;
- }
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- sf->thresh_mult[THR_NEARESTG ] = 2000;
- sf->thresh_mult[THR_ZEROG ] = 2000;
- sf->thresh_mult[THR_NEARG ] = 2000;
- sf->thresh_mult[THR_NEWG ] = 2500;
- sf->thresh_mult[THR_SPLITG ] = 50000;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- sf->thresh_mult[THR_NEARESTA ] = 2000;
- sf->thresh_mult[THR_ZEROA ] = 2000;
- sf->thresh_mult[THR_NEARA ] = 2000;
- sf->thresh_mult[THR_NEWA ] = 2500;
- sf->thresh_mult[THR_SPLITA ] = 50000;
- }
- }
- if (Speed > 2)
- {
- sf->auto_filter = 0; // Faster selection of loop filter
- cpi->mode_check_freq[THR_V_PRED] = 2;
- cpi->mode_check_freq[THR_H_PRED] = 2;
- cpi->mode_check_freq[THR_B_PRED] = 2;
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- cpi->mode_check_freq[THR_NEARG] = 2;
- cpi->mode_check_freq[THR_NEWG] = 4;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- cpi->mode_check_freq[THR_NEARA] = 2;
- cpi->mode_check_freq[THR_NEWA] = 4;
- }
- sf->thresh_mult[THR_SPLITMV ] = INT_MAX;
- sf->thresh_mult[THR_SPLITG ] = INT_MAX;
- sf->thresh_mult[THR_SPLITA ] = INT_MAX;
- }
- 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->search_method = DIAMOND;
- sf->iterative_sub_pixel = 0;
- cpi->mode_check_freq[THR_V_PRED] = 4;
- cpi->mode_check_freq[THR_H_PRED] = 4;
- cpi->mode_check_freq[THR_B_PRED] = 4;
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- cpi->mode_check_freq[THR_NEARG] = 2;
- cpi->mode_check_freq[THR_NEWG] = 4;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- cpi->mode_check_freq[THR_NEARA] = 2;
- cpi->mode_check_freq[THR_NEWA] = 4;
- }
- sf->thresh_mult[THR_TM ] = 2000;
- sf->thresh_mult[THR_B_PRED ] = 5000;
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- sf->thresh_mult[THR_NEARESTG ] = 2000;
- sf->thresh_mult[THR_ZEROG ] = 2000;
- sf->thresh_mult[THR_NEARG ] = 2000;
- sf->thresh_mult[THR_NEWG ] = 4000;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- sf->thresh_mult[THR_NEARESTA ] = 2000;
- sf->thresh_mult[THR_ZEROA ] = 2000;
- sf->thresh_mult[THR_NEARA ] = 2000;
- sf->thresh_mult[THR_NEWA ] = 4000;
- }
- }
- if (Speed > 5)
- {
- // Disable split MB intra prediction mode
- sf->thresh_mult[THR_B_PRED] = INT_MAX;
- }
- if (Speed > 6)
- {
- unsigned int i, sum = 0;
- unsigned int total_mbs = cm->MBs;
- int thresh;
- 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 (cpi->ref_frame_flags & VP8_LAST_FLAG)
- {
- sf->thresh_mult[THR_NEWMV] = thresh;
- sf->thresh_mult[THR_NEARESTMV ] = thresh >> 1;
- sf->thresh_mult[THR_NEARMV ] = thresh >> 1;
- }
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- sf->thresh_mult[THR_NEWG] = thresh << 1;
- sf->thresh_mult[THR_NEARESTG ] = thresh;
- sf->thresh_mult[THR_NEARG ] = thresh;
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- sf->thresh_mult[THR_NEWA] = thresh << 1;
- sf->thresh_mult[THR_NEARESTA ] = thresh;
- sf->thresh_mult[THR_NEARA ] = thresh;
- }
- // Disable other intra prediction modes
- sf->thresh_mult[THR_TM] = INT_MAX;
- sf->thresh_mult[THR_V_PRED] = INT_MAX;
- sf->thresh_mult[THR_H_PRED] = INT_MAX;
- sf->improved_mv_pred = 0;
- }
- if (Speed > 8)
- {
- sf->quarter_pixel_search = 0;
- }
- if (Speed > 9)
- {
- int Tmp = cpi->Speed - 8;
- if (Tmp > 4)
- Tmp = 4;
- if (cpi->ref_frame_flags & VP8_GOLD_FLAG)
- {
- cpi->mode_check_freq[THR_ZEROG] = 1 << (Tmp - 1);
- cpi->mode_check_freq[THR_NEARESTG] = 1 << (Tmp - 1);
- cpi->mode_check_freq[THR_NEARG] = 1 << Tmp;
- cpi->mode_check_freq[THR_NEWG] = 1 << (Tmp + 1);
- }
- if (cpi->ref_frame_flags & VP8_ALT_FLAG)
- {
- cpi->mode_check_freq[THR_ZEROA] = 1 << (Tmp - 1);
- cpi->mode_check_freq[THR_NEARESTA] = 1 << (Tmp - 1);
- cpi->mode_check_freq[THR_NEARA] = 1 << Tmp;
- cpi->mode_check_freq[THR_NEWA] = 1 << (Tmp + 1);
- }
- cpi->mode_check_freq[THR_NEWMV] = 1 << (Tmp - 1);
- }
- cm->filter_type = NORMAL_LOOPFILTER;
- if (Speed >= 14)
- cm->filter_type = SIMPLE_LOOPFILTER;
- if (Speed >= 15)
- {
- sf->half_pixel_search = 0; // This has a big hit on quality. Last resort
- }
- vpx_memset(cpi->error_bins, 0, sizeof(cpi->error_bins));
- }; /* switch */
- /* disable frame modes if flags not set */
- if (!(cpi->ref_frame_flags & VP8_LAST_FLAG))
- {
- sf->thresh_mult[THR_NEWMV ] = INT_MAX;
- sf->thresh_mult[THR_NEARESTMV] = INT_MAX;
- sf->thresh_mult[THR_ZEROMV ] = INT_MAX;
- sf->thresh_mult[THR_NEARMV ] = INT_MAX;
- sf->thresh_mult[THR_SPLITMV ] = INT_MAX;
- }
- if (!(cpi->ref_frame_flags & VP8_GOLD_FLAG))
- {
- sf->thresh_mult[THR_NEARESTG ] = INT_MAX;
- sf->thresh_mult[THR_ZEROG ] = INT_MAX;
- sf->thresh_mult[THR_NEARG ] = INT_MAX;
- sf->thresh_mult[THR_NEWG ] = INT_MAX;
- sf->thresh_mult[THR_SPLITG ] = INT_MAX;
- }
- if (!(cpi->ref_frame_flags & VP8_ALT_FLAG))
- {
- sf->thresh_mult[THR_NEARESTA ] = INT_MAX;
- sf->thresh_mult[THR_ZEROA ] = INT_MAX;
- sf->thresh_mult[THR_NEARA ] = INT_MAX;
- sf->thresh_mult[THR_NEWA ] = INT_MAX;
- sf->thresh_mult[THR_SPLITA ] = INT_MAX;
- }
- // 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.vp8_short_fdct8x4 = FDCT_INVOKE(&cpi->rtcd.fdct, short8x4);
- cpi->mb.vp8_short_fdct4x4 = FDCT_INVOKE(&cpi->rtcd.fdct, short4x4);
- }
- else
- {
- cpi->mb.vp8_short_fdct8x4 = FDCT_INVOKE(&cpi->rtcd.fdct, fast8x4);
- cpi->mb.vp8_short_fdct4x4 = FDCT_INVOKE(&cpi->rtcd.fdct, fast4x4);
- }
- cpi->mb.short_walsh4x4 = FDCT_INVOKE(&cpi->rtcd.fdct, walsh_short4x4);
- if (cpi->sf.improved_quant)
- {
- cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize,
- quantb);
- cpi->mb.quantize_b_pair = QUANTIZE_INVOKE(&cpi->rtcd.quantize,
- quantb_pair);
- }
- else
- {
- cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize,
- fastquantb);
- cpi->mb.quantize_b_pair = QUANTIZE_INVOKE(&cpi->rtcd.quantize,
- fastquantb_pair);
- }
- if (cpi->sf.improved_quant != last_improved_quant)
- vp8cx_init_quantizer(cpi);
- #if CONFIG_RUNTIME_CPU_DETECT
- cpi->mb.e_mbd.rtcd = &cpi->common.rtcd;
- #endif
- 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
- }
- static void alloc_raw_frame_buffers(VP8_COMP *cpi)
- {
- int width = (cpi->oxcf.Width + 15) & ~15;
- int height = (cpi->oxcf.Height + 15) & ~15;
- 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 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->last_frame_uf,
- 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);
- {
- unsigned int tokens = cm->mb_rows * cm->mb_cols * 24 * 16;
- 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_REALTIME_ONLY)
- vpx_free(cpi->twopass.total_stats);
- cpi->twopass.total_stats = vpx_calloc(1, sizeof(FIRSTPASS_STATS));
- vpx_free(cpi->twopass.this_frame_stats);
- cpi->twopass.this_frame_stats = vpx_calloc(1, sizeof(FIRSTPASS_STATS));
- if(!cpi->twopass.total_stats || !cpi->twopass.this_frame_stats)
- vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
- "Failed to allocate firstpass stats");
- #endif
- #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->oxcf.frame_rate = framerate;
- cpi->output_frame_rate = cpi->oxcf.frame_rate;
- cpi->per_frame_bandwidth = (int)(cpi->oxcf.target_bandwidth / cpi->output_frame_rate);
- cpi->av_per_frame_bandwidth = (int)(cpi->oxcf.target_bandwidth / cpi->output_frame_rate);
- 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_PTR ptr, VP8_CONFIG *oxcf)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- 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);
- // change includes all joint functionality
- vp8_change_config(ptr, 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;
- #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
- }
- void vp8_change_config(VP8_PTR ptr, VP8_CONFIG *oxcf)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- VP8_COMMON *cm = &cpi->common;
- if (!cpi)
- return;
- if (!oxcf)
- return;
- if (cm->version != oxcf->Version)
- {
- cm->version = oxcf->Version;
- vp8_setup_version(cm);
- }
- 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 (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;
- }
- // 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->oxcf.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) ? TRUE : FALSE;
- 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 ;
- cm->horiz_scale = cpi->horiz_scale;
- cm->vert_scale = cpi->vert_scale ;
- // 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 (((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)
- {
- 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 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);
- }
- VP8_PTR vp8_create_compressor(VP8_CONFIG *oxcf)
- {
- int i;
- volatile union
- {
- VP8_COMP *cpi;
- VP8_PTR ptr;
- } ctx;
- VP8_COMP *cpi;
- VP8_COMMON *cm;
- cpi = ctx.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))
- {
- VP8_PTR ptr = ctx.ptr;
- ctx.cpi->common.error.setjmp = 0;
- vp8_remove_compressor(&ptr);
- 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);
- vp8_cmachine_specific_config(cpi);
- init_config((VP8_PTR)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 useage 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((VP8_PTR) 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 = FALSE;
- cpi->next_key_frame_forced = FALSE;
- cpi->source_alt_ref_pending = FALSE;
- cpi->source_alt_ref_active = FALSE;
- 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 = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16);
- cpi->fn_ptr[BLOCK_16X16].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var16x16);
- cpi->fn_ptr[BLOCK_16X16].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar16x16);
- cpi->fn_ptr[BLOCK_16X16].svf_halfpix_h = VARIANCE_INVOKE(&cpi->rtcd.variance, halfpixvar16x16_h);
- cpi->fn_ptr[BLOCK_16X16].svf_halfpix_v = VARIANCE_INVOKE(&cpi->rtcd.variance, halfpixvar16x16_v);
- cpi->fn_ptr[BLOCK_16X16].svf_halfpix_hv = VARIANCE_INVOKE(&cpi->rtcd.variance, halfpixvar16x16_hv);
- cpi->fn_ptr[BLOCK_16X16].sdx3f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16x3);
- cpi->fn_ptr[BLOCK_16X16].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16x8);
- cpi->fn_ptr[BLOCK_16X16].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x16x4d);
- cpi->fn_ptr[BLOCK_16X8].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8);
- cpi->fn_ptr[BLOCK_16X8].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var16x8);
- cpi->fn_ptr[BLOCK_16X8].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar16x8);
- 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 = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8x3);
- cpi->fn_ptr[BLOCK_16X8].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8x8);
- cpi->fn_ptr[BLOCK_16X8].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad16x8x4d);
- cpi->fn_ptr[BLOCK_8X16].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16);
- cpi->fn_ptr[BLOCK_8X16].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var8x16);
- cpi->fn_ptr[BLOCK_8X16].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar8x16);
- 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 = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16x3);
- cpi->fn_ptr[BLOCK_8X16].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16x8);
- cpi->fn_ptr[BLOCK_8X16].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x16x4d);
- cpi->fn_ptr[BLOCK_8X8].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8);
- cpi->fn_ptr[BLOCK_8X8].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var8x8);
- cpi->fn_ptr[BLOCK_8X8].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar8x8);
- 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 = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8x3);
- cpi->fn_ptr[BLOCK_8X8].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8x8);
- cpi->fn_ptr[BLOCK_8X8].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad8x8x4d);
- cpi->fn_ptr[BLOCK_4X4].sdf = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4);
- cpi->fn_ptr[BLOCK_4X4].vf = VARIANCE_INVOKE(&cpi->rtcd.variance, var4x4);
- cpi->fn_ptr[BLOCK_4X4].svf = VARIANCE_INVOKE(&cpi->rtcd.variance, subpixvar4x4);
- 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 = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4x3);
- cpi->fn_ptr[BLOCK_4X4].sdx8f = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4x8);
- cpi->fn_ptr[BLOCK_4X4].sdx4df = VARIANCE_INVOKE(&cpi->rtcd.variance, sad4x4x4d);
- #if ARCH_X86 || ARCH_X86_64
- cpi->fn_ptr[BLOCK_16X16].copymem = VARIANCE_INVOKE(&cpi->rtcd.variance, copy32xn);
- cpi->fn_ptr[BLOCK_16X8].copymem = VARIANCE_INVOKE(&cpi->rtcd.variance, copy32xn);
- cpi->fn_ptr[BLOCK_8X16].copymem = VARIANCE_INVOKE(&cpi->rtcd.variance, copy32xn);
- cpi->fn_ptr[BLOCK_8X8].copymem = VARIANCE_INVOKE(&cpi->rtcd.variance, copy32xn);
- cpi->fn_ptr[BLOCK_4X4].copymem = VARIANCE_INVOKE(&cpi->rtcd.variance, copy32xn);
- #endif
- cpi->full_search_sad = SEARCH_INVOKE(&cpi->rtcd.search, full_search);
- cpi->diamond_search_sad = SEARCH_INVOKE(&cpi->rtcd.search, diamond_search);
- cpi->refining_search_sad = SEARCH_INVOKE(&cpi->rtcd.search, refining_search);
- // 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;
- return (VP8_PTR) cpi;
- }
- void vp8_remove_compressor(VP8_PTR *ptr)
- {
- VP8_COMP *cpi = (VP8_COMP *)(*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 * (double) 8 / (double)1000 / time_encoded;
- if (cpi->b_calculate_psnr)
- {
- YV12_BUFFER_CONFIG *lst_yv12 = &cpi->common.yv12_fb[cpi->common.lst_fb_idx];
- 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\tGLPsnrP\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)
- {
- 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 skipture: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->oxcf.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
- 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,
- vp8_variance_rtcd_vtable_t *rtcd)
- {
- 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;
- VARIANCE_INVOKE(rtcd, 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;
- }
- 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,
- IF_RTCD(&cpi->rtcd.variance));
- 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,
- IF_RTCD(&cpi->rtcd.variance));
- 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,
- IF_RTCD(&cpi->rtcd.variance));
- 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_PTR ptr, int ref_frame_flags)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- if (ref_frame_flags > 7)
- return -1 ;
- cpi->ref_frame_flags = ref_frame_flags;
- return 0;
- }
- int vp8_update_reference(VP8_PTR ptr, int ref_frame_flags)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- 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;
- if (ref_frame_flags & VP8_ALT_FLAG)
- cpi->common.refresh_alt_ref_frame = 1;
- return 0;
- }
- int vp8_get_reference(VP8_PTR ptr, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- VP8_COMMON *cm = &cpi->common;
- int ref_fb_idx;
- if (ref_frame_flag == VP8_LAST_FLAG)
- ref_fb_idx = cm->lst_fb_idx;
- else if (ref_frame_flag == VP8_GOLD_FLAG)
- ref_fb_idx = cm->gld_fb_idx;
- else if (ref_frame_flag == VP8_ALT_FLAG)
- ref_fb_idx = cm->alt_fb_idx;
- else
- return -1;
- vp8_yv12_copy_frame_ptr(&cm->yv12_fb[ref_fb_idx], sd);
- return 0;
- }
- int vp8_set_reference(VP8_PTR ptr, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd)
- {
- VP8_COMP *cpi = (VP8_COMP *)(ptr);
- VP8_COMMON *cm = &cpi->common;
- int ref_fb_idx;
- if (ref_frame_flag == VP8_LAST_FLAG)
- ref_fb_idx = cm->lst_fb_idx;
- else if (ref_frame_flag == VP8_GOLD_FLAG)
- ref_fb_idx = cm->gld_fb_idx;
- else if (ref_frame_flag == VP8_ALT_FLAG)
- ref_fb_idx = cm->alt_fb_idx;
- else
- return -1;
- vp8_yv12_copy_frame_ptr(sd, &cm->yv12_fb[ref_fb_idx]);
- return 0;
- }
- int vp8_update_entropy(VP8_PTR comp, int update)
- {
- VP8_COMP *cpi = (VP8_COMP *) comp;
- VP8_COMMON *cm = &cpi->common;
- cm->refresh_entropy_probs = update;
- return 0;
- }
- #if OUTPUT_YUV_SRC
- void vp8_write_yuv_frame(const char *name, YV12_BUFFER_CONFIG *s)
- {
- FILE *yuv_file = fopen(name, "ab");
- unsigned char *src = s->y_buffer;
- int h = s->y_height;
- do
- {
- fwrite(src, s->y_width, 1, yuv_file);
- src += s->y_stride;
- }
- while (--h);
- src = s->u_buffer;
- h = s->uv_height;
- do
- {
- fwrite(src, s->uv_width, 1, yuv_file);
- src += s->uv_stride;
- }
- while (--h);
- src = s->v_buffer;
- h = s->uv_height;
- do
- {
- fwrite(src, s->uv_width, 1, yuv_file);
- src += s->uv_stride;
- }
- while (--h);
- fclose(yuv_file);
- }
- #endif
- static void scale_and_extend_source(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi)
- {
- VP8_COMMON *cm = &cpi->common;
- // are we resizing the image
- if (cm->horiz_scale != 0 || cm->vert_scale != 0)
- {
- #if CONFIG_SPATIAL_RESAMPLING
- int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs);
- int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs);
- int tmp_height;
- if (cm->vert_scale == 3)
- tmp_height = 9;
- else
- tmp_height = 11;
- Scale2Ratio(cm->horiz_scale, &hr, &hs);
- Scale2Ratio(cm->vert_scale, &vr, &vs);
- vp8_scale_frame(sd, &cpi->scaled_source, cm->temp_scale_frame.y_buffer,
- tmp_height, hs, hr, vs, vr, 0);
- vp8_yv12_extend_frame_borders(&cpi->scaled_source);
- cpi->Source = &cpi->scaled_source;
- #endif
- }
- else
- cpi->Source = sd;
- }
- static void resize_key_frame(VP8_COMP *cpi)
- {
- #if CONFIG_SPATIAL_RESAMPLING
- VP8_COMMON *cm = &cpi->common;
- // Do we need to apply resampling for one pass cbr.
- // In one pass this is more limited than in two pass cbr
- // The test and any change is only made one per key frame sequence
- if (cpi->oxcf.allow_spatial_resampling && (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER))
- {
- int UNINITIALIZED_IS_SAFE(hr), UNINITIALIZED_IS_SAFE(hs);
- int UNINITIALIZED_IS_SAFE(vr), UNINITIALIZED_IS_SAFE(vs);
- int new_width, new_height;
- // If we are below the resample DOWN watermark then scale down a notch.
- if (cpi->buffer_level < (cpi->oxcf.resample_down_water_mark * cpi->oxcf.optimal_buffer_level / 100))
- {
- cm->horiz_scale = (cm->horiz_scale < ONETWO) ? cm->horiz_scale + 1 : ONETWO;
- cm->vert_scale = (cm->vert_scale < ONETWO) ? cm->vert_scale + 1 : ONETWO;
- }
- // Should we now start scaling back up
- else if (cpi->buffer_level > (cpi->oxcf.resample_up_water_mark * cpi->oxcf.optimal_buffer_level / 100))
- {
- cm->horiz_scale = (cm->horiz_scale > NORMAL) ? cm->horiz_scale - 1 : NORMAL;
- cm->vert_scale = (cm->vert_scale > NORMAL) ? cm->vert_scale - 1 : NORMAL;
- }
- // Get the new hieght and width
- Scale2Ratio(cm->horiz_scale, &hr, &hs);
- Scale2Ratio(cm->vert_scale, &vr, &vs);
- new_width = ((hs - 1) + (cpi->oxcf.Width * hr)) / hs;
- new_height = ((vs - 1) + (cpi->oxcf.Height * vr)) / vs;
- // If the image size has changed we need to reallocate the buffers
- // and resample the source image
- if ((cm->Width != new_width) || (cm->Height != new_height))
- {
- cm->Width = new_width;
- cm->Height = new_height;
- vp8_alloc_compressor_data(cpi);
- scale_and_extend_source(cpi->un_scaled_source, cpi);
- }
- }
- #endif
- }
- static void update_alt_ref_frame_stats(VP8_COMP *cpi)
- {
- VP8_COMMON *cm = &cpi->common;
- // Select an interval before next GF or altref
- if (!cpi->auto_gold)
- cpi->frames_till_gf_update_due = cpi->goldfreq;
- if ((cpi->pass != 2) && cpi->frames_till_gf_update_due)
- {
- cpi->current_gf_interval = cpi->frames_till_gf_update_due;
- // Set the bits per frame that we should try and recover in subsequent inter frames
- // to account for the extra GF spend... note that his does not apply for GF updates
- // that occur coincident with a key frame as the extra cost of key frames is dealt
- // with elsewhere.
- cpi->gf_overspend_bits += cpi->projected_frame_size;
- cpi->non_gf_bitrate_adjustment = cpi->gf_overspend_bits / cpi->frames_till_gf_update_due;
- }
- // Update data structure that monitors level of reference to last GF
- vpx_memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
- cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
- // this frame refreshes means next frames don't unless specified by user
- cpi->common.frames_since_golden = 0;
- // Clear the alternate reference update pending flag.
- cpi->source_alt_ref_pending = FALSE;
- // Set the alternate refernce frame active flag
- cpi->source_alt_ref_active = TRUE;
- }
- static void update_golden_frame_stats(VP8_COMP *cpi)
- {
- VP8_COMMON *cm = &cpi->common;
- // Update the Golden frame usage counts.
- if (cm->refresh_golden_frame)
- {
- // Select an interval before next GF
- if (!cpi->auto_gold)
- cpi->frames_till_gf_update_due = cpi->goldfreq;
- if ((cpi->pass != 2) && (cpi->frames_till_gf_update_due > 0))
- {
- cpi->current_gf_interval = cpi->frames_till_gf_update_due;
- // Set the bits per frame that we should try and recover in subsequent inter frames
- // to account for the extra GF spend... note that his does not apply for GF updates
- // that occur coincident with a key frame as the extra cost of key frames is dealt
- // with elsewhere.
- if ((cm->frame_type != KEY_FRAME) && !cpi->source_alt_ref_active)
- {
- // Calcluate GF bits to be recovered
- // Projected size - av frame bits available for inter frames for clip as a whole
- cpi->gf_overspend_bits += (cpi->projected_frame_size - cpi->inter_frame_target);
- }
- cpi->non_gf_bitrate_adjustment = cpi->gf_overspend_bits / cpi->frames_till_gf_update_due;
- }
- // Update data structure that monitors level of reference to last GF
- vpx_memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
- cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
- // this frame refreshes means next frames don't unless specified by user
- cm->refresh_golden_frame = 0;
- cpi->common.frames_since_golden = 0;
- //if ( cm->frame_type == KEY_FRAME )
- //{
- 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;
- //}
- //else
- //{
- // // Carry a potrtion of count over to begining of next gf sequence
- // cpi->recent_ref_frame_usage[INTRA_FRAME] >>= 5;
- // cpi->recent_ref_frame_usage[LAST_FRAME] >>= 5;
- // cpi->recent_ref_frame_usage[GOLDEN_FRAME] >>= 5;
- // cpi->recent_ref_frame_usage[ALTREF_FRAME] >>= 5;
- //}
- // ******** Fixed Q test code only ************
- // If we are going to use the ALT reference for the next group of frames set a flag to say so.
- if (cpi->oxcf.fixed_q >= 0 &&
- cpi->oxcf.play_alternate && !cpi->common.refresh_alt_ref_frame)
- {
- cpi->source_alt_ref_pending = TRUE;
- cpi->frames_till_gf_update_due = cpi->baseline_gf_interval;
- }
- if (!cpi->source_alt_ref_pending)
- cpi->source_alt_ref_active = FALSE;
- // Decrement count down till next gf
- if (cpi->frames_till_gf_update_due > 0)
- cpi->frames_till_gf_update_due--;
- }
- else if (!cpi->common.refresh_alt_ref_frame)
- {
- // Decrement count down till next gf
- if (cpi->frames_till_gf_update_due > 0)
- cpi->frames_till_gf_update_due--;
- if (cpi->common.frames_till_alt_ref_frame)
- cpi->common.frames_till_alt_ref_frame --;
- cpi->common.frames_since_golden ++;
- if (cpi->common.frames_since_golden > 1)
- {
- cpi->recent_ref_frame_usage[INTRA_FRAME] += cpi->count_mb_ref_frame_usage[INTRA_FRAME];
- cpi->recent_ref_frame_usage[LAST_FRAME] += cpi->count_mb_ref_frame_usage[LAST_FRAME];
- cpi->recent_ref_frame_usage[GOLDEN_FRAME] += cpi->count_mb_ref_frame_usage[GOLDEN_FRAME];
- cpi->recent_ref_frame_usage[ALTREF_FRAME] += cpi->count_mb_ref_frame_usage[ALTREF_FRAME];
- }
- }
- }
- // This function updates the reference frame probability estimates that
- // will be used during mode selection
- static void update_rd_ref_frame_probs(VP8_COMP *cpi)
- {
- VP8_COMMON *cm = &cpi->common;
- #if 0
- const int *const rfct = cpi->recent_ref_frame_usage;
- const int rf_intra = rfct[INTRA_FRAME];
- const int rf_inter = rfct[LAST_FRAME] + rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME];
- if (cm->frame_type == KEY_FRAME)
- {
- cpi->prob_intra_coded = 255;
- cpi->prob_last_coded = 128;
- cpi->prob_gf_coded = 128;
- }
- else if (!(rf_intra + rf_inter))
- {
- // This is a trap in case this function is called with cpi->recent_ref_frame_usage[] blank.
- cpi->prob_intra_coded = 63;
- cpi->prob_last_coded = 128;
- cpi->prob_gf_coded = 128;
- }
- else
- {
- cpi->prob_intra_coded = (rf_intra * 255) / (rf_intra + rf_inter);
- if (cpi->prob_intra_coded < 1)
- cpi->prob_intra_coded = 1;
- if ((cm->frames_since_golden > 0) || cpi->source_alt_ref_active)
- {
- cpi->prob_last_coded = rf_inter ? (rfct[LAST_FRAME] * 255) / rf_inter : 128;
- if (cpi->prob_last_coded < 1)
- cpi->prob_last_coded = 1;
- cpi->prob_gf_coded = (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME])
- ? (rfct[GOLDEN_FRAME] * 255) / (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME]) : 128;
- if (cpi->prob_gf_coded < 1)
- cpi->prob_gf_coded = 1;
- }
- }
- #else
- const int *const rfct = cpi->count_mb_ref_frame_usage;
- const int rf_intra = rfct[INTRA_FRAME];
- const int rf_inter = rfct[LAST_FRAME] + rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME];
- if (cm->frame_type == KEY_FRAME)
- {
- cpi->prob_intra_coded = 255;
- cpi->prob_last_coded = 128;
- cpi->prob_gf_coded = 128;
- }
- else if (!(rf_intra + rf_inter))
- {
- // This is a trap in case this function is called with cpi->recent_ref_frame_usage[] blank.
- cpi->prob_intra_coded = 63;
- cpi->prob_last_coded = 128;
- cpi->prob_gf_coded = 128;
- }
- else
- {
- cpi->prob_intra_coded = (rf_intra * 255) / (rf_intra + rf_inter);
- if (cpi->prob_intra_coded < 1)
- cpi->prob_intra_coded = 1;
- cpi->prob_last_coded = rf_inter ? (rfct[LAST_FRAME] * 255) / rf_inter : 128;
- if (cpi->prob_last_coded < 1)
- cpi->prob_last_coded = 1;
- cpi->prob_gf_coded = (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME])
- ? (rfct[GOLDEN_FRAME] * 255) / (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME]) : 128;
- if (cpi->prob_gf_coded < 1)
- cpi->prob_gf_coded = 1;
- }
- // update reference frame costs since we can do better than what we got last frame.
- if (cpi->common.refresh_alt_ref_frame)
- {
- cpi->prob_intra_coded += 40;
- cpi->prob_last_coded = 200;
- cpi->prob_gf_coded = 1;
- }
- else if (cpi->common.frames_since_golden == 0)
- {
- cpi->prob_last_coded = 214;
- cpi->prob_gf_coded = 1;
- }
- else if (cpi->common.frames_since_golden == 1)
- {
- cpi->prob_last_coded = 192;
- cpi->prob_gf_coded = 220;
- }
- else if (cpi->source_alt_ref_active)
- {
- //int dist = cpi->common.frames_till_alt_ref_frame + cpi->common.frames_since_golden;
- cpi->prob_gf_coded -= 20;
- if (cpi->prob_gf_coded < 10)
- cpi->prob_gf_coded = 10;
- }
- #endif
- }
- // 1 = key, 0 = inter
- static int decide_key_frame(VP8_COMP *cpi)
- {
- VP8_COMMON *cm = &cpi->common;
- int code_key_frame = FALSE;
- cpi->kf_boost = 0;
- if (cpi->Speed > 11)
- return FALSE;
- // Clear down mmx registers
- vp8_clear_system_state(); //__asm emms;
- if ((cpi->compressor_speed == 2) && (cpi->Speed >= 5) && (cpi->sf.RD == 0))
- {
- double change = 1.0 * abs((int)(cpi->intra_error - cpi->last_intra_error)) / (1 + cpi->last_intra_error);
- double change2 = 1.0 * abs((int)(cpi->prediction_error - cpi->last_prediction_error)) / (1 + cpi->last_prediction_error);
- double minerror = cm->MBs * 256;
- #if 0
- if (10 * cpi->intra_error / (1 + cpi->prediction_error) < 15
- && cpi->prediction_error > minerror
- && (change > .25 || change2 > .25))
- {
- FILE *f = fopen("intra_inter.stt", "a");
- if (cpi->prediction_error <= 0)
- cpi->prediction_error = 1;
- fprintf(f, "%d %d %d %d %14.4f\n",
- cm->current_video_frame,
- (int) cpi->prediction_error,
- (int) cpi->intra_error,
- (int)((10 * cpi->intra_error) / cpi->prediction_error),
- change);
- fclose(f);
- }
- #endif
- cpi->last_intra_error = cpi->intra_error;
- cpi->last_prediction_error = cpi->prediction_error;
- if (10 * cpi->intra_error / (1 + cpi->prediction_error) < 15
- && cpi->prediction_error > minerror
- && (change > .25 || change2 > .25))
- {
- /*(change > 1.4 || change < .75)&& cpi->this_frame_percent_intra > cpi->last_frame_percent_intra + 3*/
- return TRUE;
- }
- return FALSE;
- }
- // If the following are true we might as well code a key frame
- if (((cpi->this_frame_percent_intra == 100) &&
- (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra + 2))) ||
- ((cpi->this_frame_percent_intra > 95) &&
- (cpi->this_frame_percent_intra >= (cpi->last_frame_percent_intra + 5))))
- {
- code_key_frame = TRUE;
- }
- // in addition if the following are true and this is not a golden frame then code a key frame
- // Note that on golden frames there often seems to be a pop in intra useage anyway hence this
- // restriction is designed to prevent spurious key frames. The Intra pop needs to be investigated.
- else if (((cpi->this_frame_percent_intra > 60) &&
- (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra * 2))) ||
- ((cpi->this_frame_percent_intra > 75) &&
- (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra * 3 / 2))) ||
- ((cpi->this_frame_percent_intra > 90) &&
- (cpi->this_frame_percent_intra > (cpi->last_frame_percent_intra + 10))))
- {
- if (!cm->refresh_golden_frame)
- code_key_frame = TRUE;
- }
- return code_key_frame;
- }
- #if !(CONFIG_REALTIME_ONLY)
- static void Pass1Encode(VP8_COMP *cpi, unsigned long *size, unsigned char *dest, unsigned int *frame_flags)
- {
- (void) size;
- (void) dest;
- (void) frame_flags;
- vp8_set_quantizer(cpi, 26);
- scale_and_extend_source(cpi->un_scaled_source, cpi);
- vp8_first_pass(cpi);
- }
- #endif
- #if 0
- void write_cx_frame_to_file(YV12_BUFFER_CONFIG *frame, int this_frame)
- {
- // write the frame
- FILE *yframe;
- int i;
- char filename[255];
- sprintf(filename, "cx\\y%04d.raw", this_frame);
- yframe = fopen(filename, "wb");
- for (i = 0; i < frame->y_height; i++)
- fwrite(frame->y_buffer + i * frame->y_stride, frame->y_width, 1, yframe);
- fclose(yframe);
- sprintf(filename, "cx\\u%04d.raw", this_frame);
- yframe = fopen(filename, "wb");
- for (i = 0; i < frame->uv_height; i++)
- fwrite(frame->u_buffer + i * frame->uv_stride, frame->uv_width, 1, yframe);
- fclose(yframe);
- sprintf(filename, "cx\\v%04d.raw", this_frame);
- yframe = fopen(filename, "wb");
- for (i = 0; i < frame->uv_height; i++)
- fwrite(frame->v_buffer + i * frame->uv_stride, frame->uv_width, 1, yframe);
- fclose(yframe);
- }
- #endif
- // return of 0 means drop frame
- // Function to test for conditions that indeicate we should loop
- // back and recode a frame.
- static BOOL recode_loop_test( VP8_COMP *cpi,
- int high_limit, int low_limit,
- int q, int maxq, int minq )
- {
- BOOL force_recode = FALSE;
- VP8_COMMON *cm = &cpi->common;
- // Is frame recode allowed at all
- // Yes if either recode mode 1 is selected or mode two is selcted
- // and the frame is a key frame. golden frame or alt_ref_frame
- if ( (cpi->sf.recode_loop == 1) ||
- ( (cpi->sf.recode_loop == 2) &&
- ( (cm->frame_type == KEY_FRAME) ||
- cm->refresh_golden_frame ||
- cm->refresh_alt_ref_frame ) ) )
- {
- // General over and under shoot tests
- if ( ((cpi->projected_frame_size > high_limit) && (q < maxq)) ||
- ((cpi->projected_frame_size < low_limit) && (q > minq)) )
- {
- force_recode = TRUE;
- }
- // Special Constrained quality tests
- else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY)
- {
- // Undershoot and below auto cq level
- if ( (q > cpi->cq_target_quality) &&
- (cpi->projected_frame_size <
- ((cpi->this_frame_target * 7) >> 3)))
- {
- force_recode = TRUE;
- }
- // Severe undershoot and between auto and user cq level
- else if ( (q > cpi->oxcf.cq_level) &&
- (cpi->projected_frame_size < cpi->min_frame_bandwidth) &&
- (cpi->active_best_quality > cpi->oxcf.cq_level))
- {
- force_recode = TRUE;
- cpi->active_best_quality = cpi->oxcf.cq_level;
- }
- }
- }
- return force_recode;
- }
- void update_reference_frames(VP8_COMMON *cm)
- {
- YV12_BUFFER_CONFIG *yv12_fb = cm->yv12_fb;
- // At this point the new frame has been encoded.
- // If any buffer copy / swapping is signaled it should be done here.
- if (cm->frame_type == KEY_FRAME)
- {
- yv12_fb[cm->new_fb_idx].flags |= VP8_GOLD_FLAG | VP8_ALT_FLAG ;
- yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
- yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
- cm->alt_fb_idx = cm->gld_fb_idx = cm->new_fb_idx;
- }
- else /* For non key frames */
- {
- if (cm->refresh_alt_ref_frame)
- {
- assert(!cm->copy_buffer_to_arf);
- cm->yv12_fb[cm->new_fb_idx].flags |= VP8_ALT_FLAG;
- cm->yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
- cm->alt_fb_idx = cm->new_fb_idx;
- }
- else if (cm->copy_buffer_to_arf)
- {
- assert(!(cm->copy_buffer_to_arf & ~0x3));
- if (cm->copy_buffer_to_arf == 1)
- {
- if(cm->alt_fb_idx != cm->lst_fb_idx)
- {
- yv12_fb[cm->lst_fb_idx].flags |= VP8_ALT_FLAG;
- yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
- cm->alt_fb_idx = cm->lst_fb_idx;
- }
- }
- else /* if (cm->copy_buffer_to_arf == 2) */
- {
- if(cm->alt_fb_idx != cm->gld_fb_idx)
- {
- yv12_fb[cm->gld_fb_idx].flags |= VP8_ALT_FLAG;
- yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
- cm->alt_fb_idx = cm->gld_fb_idx;
- }
- }
- }
- if (cm->refresh_golden_frame)
- {
- assert(!cm->copy_buffer_to_gf);
- cm->yv12_fb[cm->new_fb_idx].flags |= VP8_GOLD_FLAG;
- cm->yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
- cm->gld_fb_idx = cm->new_fb_idx;
- }
- else if (cm->copy_buffer_to_gf)
- {
- assert(!(cm->copy_buffer_to_arf & ~0x3));
- if (cm->copy_buffer_to_gf == 1)
- {
- if(cm->gld_fb_idx != cm->lst_fb_idx)
- {
- yv12_fb[cm->lst_fb_idx].flags |= VP8_GOLD_FLAG;
- yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
- cm->gld_fb_idx = cm->lst_fb_idx;
- }
- }
- else /* if (cm->copy_buffer_to_gf == 2) */
- {
- if(cm->alt_fb_idx != cm->gld_fb_idx)
- {
- yv12_fb[cm->alt_fb_idx].flags |= VP8_GOLD_FLAG;
- yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
- cm->gld_fb_idx = cm->alt_fb_idx;
- }
- }
- }
- }
- if (cm->refresh_last_frame)
- {
- cm->yv12_fb[cm->new_fb_idx].flags |= VP8_LAST_FLAG;
- cm->yv12_fb[cm->lst_fb_idx].flags &= ~VP8_LAST_FLAG;
- cm->lst_fb_idx = cm->new_fb_idx;
- }
- }
- void loopfilter_frame(VP8_COMP *cpi, VP8_COMMON *cm)
- {
- if (cm->no_lpf)
- {
- cm->filter_level = 0;
- }
- else
- {
- struct vpx_usec_timer timer;
- vp8_clear_system_state();
- vpx_usec_timer_start(&timer);
- if (cpi->sf.auto_filter == 0)
- vp8cx_pick_filter_level_fast(cpi->Source, cpi);
- else
- vp8cx_pick_filter_level(cpi->Source, cpi);
- vpx_usec_timer_mark(&timer);
- cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer);
- }
- #if CONFIG_MULTITHREAD
- if (cpi->b_multi_threaded)
- sem_post(&cpi->h_event_end_lpf); /* signal that we have set filter_level */
- #endif
- if (cm->filter_level > 0)
- {
- vp8cx_set_alt_lf_level(cpi, cm->filter_level);
- vp8_loop_filter_frame(cm, &cpi->mb.e_mbd);
- }
- vp8_yv12_extend_frame_borders_ptr(cm->frame_to_show);
- }
- static void encode_frame_to_data_rate
- (
- VP8_COMP *cpi,
- unsigned long *size,
- unsigned char *dest,
- unsigned int *frame_flags
- )
- {
- int Q;
- int frame_over_shoot_limit;
- int frame_under_shoot_limit;
- int Loop = FALSE;
- int loop_count;
- int this_q;
- int last_zbin_oq;
- int q_low;
- int q_high;
- int zbin_oq_high;
- int zbin_oq_low = 0;
- int top_index;
- int bottom_index;
- VP8_COMMON *cm = &cpi->common;
- int active_worst_qchanged = FALSE;
- int overshoot_seen = FALSE;
- int undershoot_seen = FALSE;
- int drop_mark = cpi->oxcf.drop_frames_water_mark * cpi->oxcf.optimal_buffer_level / 100;
- int drop_mark75 = drop_mark * 2 / 3;
- int drop_mark50 = drop_mark / 4;
- int drop_mark25 = drop_mark / 8;
- // Clear down mmx registers to allow floating point in what follows
- vp8_clear_system_state();
- // Test code for segmentation of gf/arf (0,0)
- //segmentation_test_function((VP8_PTR) cpi);
- #if CONFIG_REALTIME_ONLY
- if(cpi->oxcf.auto_key && cm->frame_type != KEY_FRAME)
- {
- if(cpi->force_next_frame_intra)
- {
- cm->frame_type = KEY_FRAME; /* delayed intra frame */
- }
- }
- cpi->force_next_frame_intra = 0;
- #endif
- // For an alt ref frame in 2 pass we skip the call to the second pass function that sets the target bandwidth
- #if !(CONFIG_REALTIME_ONLY)
- if (cpi->pass == 2)
- {
- if (cpi->common.refresh_alt_ref_frame)
- {
- cpi->per_frame_bandwidth = cpi->twopass.gf_bits; // Per frame bit target for the alt ref frame
- cpi->target_bandwidth = cpi->twopass.gf_bits * cpi->output_frame_rate; // per second target bitrate
- }
- }
- else
- #endif
- cpi->per_frame_bandwidth = (int)(cpi->target_bandwidth / cpi->output_frame_rate);
- // Default turn off buffer to buffer copying
- cm->copy_buffer_to_gf = 0;
- cm->copy_buffer_to_arf = 0;
- // Clear zbin over-quant value and mode boost values.
- cpi->zbin_over_quant = 0;
- cpi->zbin_mode_boost = 0;
- // Enable or disable mode based tweaking of the zbin
- // For 2 Pass Only used where GF/ARF prediction quality
- // is above a threshold
- cpi->zbin_mode_boost = 0;
- cpi->zbin_mode_boost_enabled = TRUE;
- if (cpi->pass == 2)
- {
- if ( cpi->gfu_boost <= 400 )
- {
- cpi->zbin_mode_boost_enabled = FALSE;
- }
- }
- // Current default encoder behaviour for the altref sign bias
- if (cpi->source_alt_ref_active)
- cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 1;
- else
- cpi->common.ref_frame_sign_bias[ALTREF_FRAME] = 0;
- // Check to see if a key frame is signalled
- // For two pass with auto key frame enabled cm->frame_type may already be set, but not for one pass.
- if ((cm->current_video_frame == 0) ||
- (cm->frame_flags & FRAMEFLAGS_KEY) ||
- (cpi->oxcf.auto_key && (cpi->frames_since_key % cpi->key_frame_frequency == 0)))
- {
- // Key frame from VFW/auto-keyframe/first frame
- cm->frame_type = KEY_FRAME;
- }
- // Set default state for segment and mode based loop filter update flags
- cpi->mb.e_mbd.update_mb_segmentation_map = 0;
- cpi->mb.e_mbd.update_mb_segmentation_data = 0;
- cpi->mb.e_mbd.mode_ref_lf_delta_update = 0;
- // Set various flags etc to special state if it is a key frame
- if (cm->frame_type == KEY_FRAME)
- {
- int i;
- // Reset the loop filter deltas and segmentation map
- setup_features(cpi);
- // If segmentation is enabled force a map update for key frames
- 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;
- }
- // The alternate reference frame cannot be active for a key frame
- cpi->source_alt_ref_active = FALSE;
- // Reset the RD threshold multipliers to default of * 1 (128)
- for (i = 0; i < MAX_MODES; i++)
- {
- cpi->rd_thresh_mult[i] = 128;
- }
- }
- // Test code for segmentation
- //if ( (cm->frame_type == KEY_FRAME) || ((cm->current_video_frame % 2) == 0))
- //if ( (cm->current_video_frame % 2) == 0 )
- // enable_segmentation((VP8_PTR)cpi);
- //else
- // disable_segmentation((VP8_PTR)cpi);
- #if 0
- // Experimental code for lagged compress and one pass
- // Initialise one_pass GF frames stats
- // Update stats used for GF selection
- //if ( cpi->pass == 0 )
- {
- cpi->one_pass_frame_index = cm->current_video_frame % MAX_LAG_BUFFERS;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frames_so_far = 0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_intra_error = 0.0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_coded_error = 0.0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_pcnt_inter = 0.0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_pcnt_motion = 0.0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvr = 0.0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvr_abs = 0.0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvc = 0.0;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index ].frame_mvc_abs = 0.0;
- }
- #endif
- update_rd_ref_frame_probs(cpi);
- if (cpi->drop_frames_allowed)
- {
- // The reset to decimation 0 is only done here for one pass.
- // Once it is set two pass leaves decimation on till the next kf.
- if ((cpi->buffer_level > drop_mark) && (cpi->decimation_factor > 0))
- cpi->decimation_factor --;
- if (cpi->buffer_level > drop_mark75 && cpi->decimation_factor > 0)
- cpi->decimation_factor = 1;
- else if (cpi->buffer_level < drop_mark25 && (cpi->decimation_factor == 2 || cpi->decimation_factor == 3))
- {
- cpi->decimation_factor = 3;
- }
- else if (cpi->buffer_level < drop_mark50 && (cpi->decimation_factor == 1 || cpi->decimation_factor == 2))
- {
- cpi->decimation_factor = 2;
- }
- else if (cpi->buffer_level < drop_mark75 && (cpi->decimation_factor == 0 || cpi->decimation_factor == 1))
- {
- cpi->decimation_factor = 1;
- }
- //vpx_log("Encoder: Decimation Factor: %d \n",cpi->decimation_factor);
- }
- // The following decimates the frame rate according to a regular pattern (i.e. to 1/2 or 2/3 frame rate)
- // This can be used to help prevent buffer under-run in CBR mode. Alternatively it might be desirable in
- // some situations to drop frame rate but throw more bits at each frame.
- //
- // Note that dropping a key frame can be problematic if spatial resampling is also active
- if (cpi->decimation_factor > 0)
- {
- switch (cpi->decimation_factor)
- {
- case 1:
- cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 3 / 2;
- break;
- case 2:
- cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 5 / 4;
- break;
- case 3:
- cpi->per_frame_bandwidth = cpi->per_frame_bandwidth * 5 / 4;
- break;
- }
- // Note that we should not throw out a key frame (especially when spatial resampling is enabled).
- if ((cm->frame_type == KEY_FRAME)) // && cpi->oxcf.allow_spatial_resampling )
- {
- cpi->decimation_count = cpi->decimation_factor;
- }
- else if (cpi->decimation_count > 0)
- {
- cpi->decimation_count --;
- cpi->bits_off_target += cpi->av_per_frame_bandwidth;
- cm->current_video_frame++;
- cpi->frames_since_key++;
- #if CONFIG_INTERNAL_STATS
- cpi->count ++;
- #endif
- cpi->buffer_level = cpi->bits_off_target;
- return;
- }
- else
- cpi->decimation_count = cpi->decimation_factor;
- }
- // Decide how big to make the frame
- if (!vp8_pick_frame_size(cpi))
- {
- cm->current_video_frame++;
- cpi->frames_since_key++;
- return;
- }
- // Reduce active_worst_allowed_q for CBR if our buffer is getting too full.
- // This has a knock on effect on active best quality as well.
- // For CBR if the buffer reaches its maximum level then we can no longer
- // save up bits for later frames so we might as well use them up
- // on the current frame.
- if ((cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) &&
- (cpi->buffer_level >= cpi->oxcf.optimal_buffer_level) && cpi->buffered_mode)
- {
- int Adjustment = cpi->active_worst_quality / 4; // Max adjustment is 1/4
- if (Adjustment)
- {
- int buff_lvl_step;
- if (cpi->buffer_level < cpi->oxcf.maximum_buffer_size)
- {
- buff_lvl_step = (cpi->oxcf.maximum_buffer_size - cpi->oxcf.optimal_buffer_level) / Adjustment;
- if (buff_lvl_step)
- Adjustment = (cpi->buffer_level - cpi->oxcf.optimal_buffer_level) / buff_lvl_step;
- else
- Adjustment = 0;
- }
- cpi->active_worst_quality -= Adjustment;
- if(cpi->active_worst_quality < cpi->active_best_quality)
- cpi->active_worst_quality = cpi->active_best_quality;
- }
- }
- // Set an active best quality and if necessary active worst quality
- // There is some odd behaviour for one pass here that needs attention.
- if ( (cpi->pass == 2) || (cpi->ni_frames > 150))
- {
- vp8_clear_system_state();
- Q = cpi->active_worst_quality;
- if ( cm->frame_type == KEY_FRAME )
- {
- if ( cpi->pass == 2 )
- {
- if (cpi->gfu_boost > 600)
- cpi->active_best_quality = kf_low_motion_minq[Q];
- else
- cpi->active_best_quality = kf_high_motion_minq[Q];
- // Special case for key frames forced because we have reached
- // the maximum key frame interval. Here force the Q to a range
- // based on the ambient Q to reduce the risk of popping
- if ( cpi->this_key_frame_forced )
- {
- if ( cpi->active_best_quality > cpi->avg_frame_qindex * 7/8)
- cpi->active_best_quality = cpi->avg_frame_qindex * 7/8;
- else if ( cpi->active_best_quality < cpi->avg_frame_qindex >> 2 )
- cpi->active_best_quality = cpi->avg_frame_qindex >> 2;
- }
- }
- // One pass more conservative
- else
- cpi->active_best_quality = kf_high_motion_minq[Q];
- }
- else if (cm->refresh_golden_frame || cpi->common.refresh_alt_ref_frame)
- {
- // Use the lower of cpi->active_worst_quality and recent
- // average Q as basis for GF/ARF Q limit unless last frame was
- // a key frame.
- if ( (cpi->frames_since_key > 1) &&
- (cpi->avg_frame_qindex < cpi->active_worst_quality) )
- {
- Q = cpi->avg_frame_qindex;
- if ( (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) &&
- (Q < cpi->oxcf.cq_level) )
- {
- Q = cpi->oxcf.cq_level;
- }
- }
- if ( cpi->pass == 2 )
- {
- if ( cpi->gfu_boost > 1000 )
- cpi->active_best_quality = gf_low_motion_minq[Q];
- else if ( cpi->gfu_boost < 400 )
- cpi->active_best_quality = gf_high_motion_minq[Q];
- else
- cpi->active_best_quality = gf_mid_motion_minq[Q];
- }
- // One pass more conservative
- else
- cpi->active_best_quality = gf_high_motion_minq[Q];
- }
- else
- {
- cpi->active_best_quality = inter_minq[Q];
- // For the constant/constrained quality mode we dont want
- // the quality to rise above the cq level.
- if ((cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) &&
- (cpi->active_best_quality < cpi->cq_target_quality) )
- {
- // If we are strongly undershooting the target rate in the last
- // frames then use the user passed in cq value not the auto
- // cq value.
- if ( cpi->rolling_actual_bits < cpi->min_frame_bandwidth )
- cpi->active_best_quality = cpi->oxcf.cq_level;
- else
- cpi->active_best_quality = cpi->cq_target_quality;
- }
- }
- // If CBR and the buffer is as full then it is reasonable to allow
- // higher quality on the frames to prevent bits just going to waste.
- if (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER)
- {
- // Note that the use of >= here elliminates the risk of a devide
- // by 0 error in the else if clause
- if (cpi->buffer_level >= cpi->oxcf.maximum_buffer_size)
- cpi->active_best_quality = cpi->best_quality;
- else if (cpi->buffer_level > cpi->oxcf.optimal_buffer_level)
- {
- int Fraction = ((cpi->buffer_level - cpi->oxcf.optimal_buffer_level) * 128) / (cpi->oxcf.maximum_buffer_size - cpi->oxcf.optimal_buffer_level);
- int min_qadjustment = ((cpi->active_best_quality - cpi->best_quality) * Fraction) / 128;
- cpi->active_best_quality -= min_qadjustment;
- }
- }
- }
- // Make sure constrained quality mode limits are adhered to for the first
- // few frames of one pass encodes
- else if (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY)
- {
- if ( (cm->frame_type == KEY_FRAME) ||
- cm->refresh_golden_frame || cpi->common.refresh_alt_ref_frame )
- {
- cpi->active_best_quality = cpi->best_quality;
- }
- else if (cpi->active_best_quality < cpi->cq_target_quality)
- {
- cpi->active_best_quality = cpi->cq_target_quality;
- }
- }
- // Clip the active best and worst quality values to limits
- if (cpi->active_worst_quality > cpi->worst_quality)
- cpi->active_worst_quality = cpi->worst_quality;
- if (cpi->active_best_quality < cpi->best_quality)
- cpi->active_best_quality = cpi->best_quality;
- else if (cpi->active_best_quality > cpi->active_worst_quality)
- cpi->active_best_quality = cpi->active_worst_quality;
- // Determine initial Q to try
- Q = vp8_regulate_q(cpi, cpi->this_frame_target);
- last_zbin_oq = cpi->zbin_over_quant;
- // Set highest allowed value for Zbin over quant
- if (cm->frame_type == KEY_FRAME)
- zbin_oq_high = 0; //ZBIN_OQ_MAX/16
- else if (cm->refresh_alt_ref_frame || (cm->refresh_golden_frame && !cpi->source_alt_ref_active))
- zbin_oq_high = 16;
- else
- zbin_oq_high = ZBIN_OQ_MAX;
- // Setup background Q adjustment for error resilliant mode
- if (cpi->cyclic_refresh_mode_enabled)
- cyclic_background_refresh(cpi, Q, 0);
- vp8_compute_frame_size_bounds(cpi, &frame_under_shoot_limit, &frame_over_shoot_limit);
- // Limit Q range for the adaptive loop.
- bottom_index = cpi->active_best_quality;
- top_index = cpi->active_worst_quality;
- q_low = cpi->active_best_quality;
- q_high = cpi->active_worst_quality;
- vp8_save_coding_context(cpi);
- loop_count = 0;
- scale_and_extend_source(cpi->un_scaled_source, cpi);
- #if !(CONFIG_REALTIME_ONLY) && CONFIG_POSTPROC
- if (cpi->oxcf.noise_sensitivity > 0)
- {
- unsigned char *src;
- int l = 0;
- switch (cpi->oxcf.noise_sensitivity)
- {
- case 1:
- l = 20;
- break;
- case 2:
- l = 40;
- break;
- case 3:
- l = 60;
- break;
- case 4:
- l = 80;
- break;
- case 5:
- l = 100;
- break;
- case 6:
- l = 150;
- break;
- }
- if (cm->frame_type == KEY_FRAME)
- {
- vp8_de_noise(cpi->Source, cpi->Source, l , 1, 0, RTCD(postproc));
- }
- else
- {
- vp8_de_noise(cpi->Source, cpi->Source, l , 1, 0, RTCD(postproc));
- src = cpi->Source->y_buffer;
- if (cpi->Source->y_stride < 0)
- {
- src += cpi->Source->y_stride * (cpi->Source->y_height - 1);
- }
- }
- }
- #endif
- #ifdef OUTPUT_YUV_SRC
- vp8_write_yuv_frame(cpi->Source);
- #endif
- do
- {
- vp8_clear_system_state(); //__asm emms;
- /*
- if(cpi->is_src_frame_alt_ref)
- Q = 127;
- */
- vp8_set_quantizer(cpi, Q);
- this_q = Q;
- // setup skip prob for costing in mode/mv decision
- if (cpi->common.mb_no_coeff_skip)
- {
- cpi->prob_skip_false = cpi->base_skip_false_prob[Q];
- if (cm->frame_type != KEY_FRAME)
- {
- if (cpi->common.refresh_alt_ref_frame)
- {
- if (cpi->last_skip_false_probs[2] != 0)
- cpi->prob_skip_false = cpi->last_skip_false_probs[2];
- /*
- if(cpi->last_skip_false_probs[2]!=0 && abs(Q- cpi->last_skip_probs_q[2])<=16 )
- cpi->prob_skip_false = cpi->last_skip_false_probs[2];
- else if (cpi->last_skip_false_probs[2]!=0)
- cpi->prob_skip_false = (cpi->last_skip_false_probs[2] + cpi->prob_skip_false ) / 2;
- */
- }
- else if (cpi->common.refresh_golden_frame)
- {
- if (cpi->last_skip_false_probs[1] != 0)
- cpi->prob_skip_false = cpi->last_skip_false_probs[1];
- /*
- if(cpi->last_skip_false_probs[1]!=0 && abs(Q- cpi->last_skip_probs_q[1])<=16 )
- cpi->prob_skip_false = cpi->last_skip_false_probs[1];
- else if (cpi->last_skip_false_probs[1]!=0)
- cpi->prob_skip_false = (cpi->last_skip_false_probs[1] + cpi->prob_skip_false ) / 2;
- */
- }
- else
- {
- if (cpi->last_skip_false_probs[0] != 0)
- cpi->prob_skip_false = cpi->last_skip_false_probs[0];
- /*
- if(cpi->last_skip_false_probs[0]!=0 && abs(Q- cpi->last_skip_probs_q[0])<=16 )
- cpi->prob_skip_false = cpi->last_skip_false_probs[0];
- else if(cpi->last_skip_false_probs[0]!=0)
- cpi->prob_skip_false = (cpi->last_skip_false_probs[0] + cpi->prob_skip_false ) / 2;
- */
- }
- //as this is for cost estimate, let's make sure it does not go extreme eitehr way
- if (cpi->prob_skip_false < 5)
- cpi->prob_skip_false = 5;
- if (cpi->prob_skip_false > 250)
- cpi->prob_skip_false = 250;
- if (cpi->is_src_frame_alt_ref)
- cpi->prob_skip_false = 1;
- }
- #if 0
- if (cpi->pass != 1)
- {
- FILE *f = fopen("skip.stt", "a");
- fprintf(f, "%d, %d, %4d ", cpi->common.refresh_golden_frame, cpi->common.refresh_alt_ref_frame, cpi->prob_skip_false);
- fclose(f);
- }
- #endif
- }
- if (cm->frame_type == KEY_FRAME)
- {
- resize_key_frame(cpi);
- vp8_setup_key_frame(cpi);
- }
- // transform / motion compensation build reconstruction frame
- vp8_encode_frame(cpi);
- cpi->projected_frame_size -= vp8_estimate_entropy_savings(cpi);
- cpi->projected_frame_size = (cpi->projected_frame_size > 0) ? cpi->projected_frame_size : 0;
- vp8_clear_system_state(); //__asm emms;
- // Test to see if the stats generated for this frame indicate that we should have coded a key frame
- // (assuming that we didn't)!
- if (cpi->pass != 2 && cpi->oxcf.auto_key && cm->frame_type != KEY_FRAME)
- {
- #if CONFIG_REALTIME_ONLY
- {
- /* we don't do re-encoding in realtime mode
- * if key frame is decided than we force it on next frame */
- cpi->force_next_frame_intra = decide_key_frame(cpi);
- }
- #else
- if (decide_key_frame(cpi))
- {
- // Reset all our sizing numbers and recode
- cm->frame_type = KEY_FRAME;
- vp8_pick_frame_size(cpi);
- // Clear the Alt reference frame active flag when we have a key frame
- cpi->source_alt_ref_active = FALSE;
- // Reset the loop filter deltas and segmentation map
- setup_features(cpi);
- // If segmentation is enabled force a map update for key frames
- 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;
- }
- vp8_restore_coding_context(cpi);
- Q = vp8_regulate_q(cpi, cpi->this_frame_target);
- vp8_compute_frame_size_bounds(cpi, &frame_under_shoot_limit, &frame_over_shoot_limit);
- // Limit Q range for the adaptive loop.
- bottom_index = cpi->active_best_quality;
- top_index = cpi->active_worst_quality;
- q_low = cpi->active_best_quality;
- q_high = cpi->active_worst_quality;
- loop_count++;
- Loop = TRUE;
- continue;
- }
- #endif
- }
- vp8_clear_system_state();
- if (frame_over_shoot_limit == 0)
- frame_over_shoot_limit = 1;
- // Are we are overshooting and up against the limit of active max Q.
- if (((cpi->pass != 2) || (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER)) &&
- (Q == cpi->active_worst_quality) &&
- (cpi->active_worst_quality < cpi->worst_quality) &&
- (cpi->projected_frame_size > frame_over_shoot_limit))
- {
- int over_size_percent = ((cpi->projected_frame_size - frame_over_shoot_limit) * 100) / frame_over_shoot_limit;
- // If so is there any scope for relaxing it
- while ((cpi->active_worst_quality < cpi->worst_quality) && (over_size_percent > 0))
- {
- cpi->active_worst_quality++;
- top_index = cpi->active_worst_quality;
- over_size_percent = (int)(over_size_percent * 0.96); // Assume 1 qstep = about 4% on frame size.
- }
- // If we have updated the active max Q do not call vp8_update_rate_correction_factors() this loop.
- active_worst_qchanged = TRUE;
- }
- else
- active_worst_qchanged = FALSE;
- #if !(CONFIG_REALTIME_ONLY)
- // Special case handling for forced key frames
- if ( (cm->frame_type == KEY_FRAME) && cpi->this_key_frame_forced )
- {
- int last_q = Q;
- int kf_err = vp8_calc_ss_err(cpi->Source,
- &cm->yv12_fb[cm->new_fb_idx],
- IF_RTCD(&cpi->rtcd.variance));
- // The key frame is not good enough
- if ( kf_err > ((cpi->ambient_err * 7) >> 3) )
- {
- // Lower q_high
- q_high = (Q > q_low) ? (Q - 1) : q_low;
- // Adjust Q
- Q = (q_high + q_low) >> 1;
- }
- // The key frame is much better than the previous frame
- else if ( kf_err < (cpi->ambient_err >> 1) )
- {
- // Raise q_low
- q_low = (Q < q_high) ? (Q + 1) : q_high;
- // Adjust Q
- Q = (q_high + q_low + 1) >> 1;
- }
- // Clamp Q to upper and lower limits:
- if (Q > q_high)
- Q = q_high;
- else if (Q < q_low)
- Q = q_low;
- Loop = ((Q != last_q)) ? TRUE : FALSE;
- }
- // Is the projected frame size out of range and are we allowed to attempt to recode.
- else if ( recode_loop_test( cpi,
- frame_over_shoot_limit, frame_under_shoot_limit,
- Q, top_index, bottom_index ) )
- {
- int last_q = Q;
- int Retries = 0;
- // Frame size out of permitted range:
- // Update correction factor & compute new Q to try...
- // Frame is too large
- if (cpi->projected_frame_size > cpi->this_frame_target)
- {
- //if ( cpi->zbin_over_quant == 0 )
- q_low = (Q < q_high) ? (Q + 1) : q_high; // Raise Qlow as to at least the current value
- if (cpi->zbin_over_quant > 0) // If we are using over quant do the same for zbin_oq_low
- zbin_oq_low = (cpi->zbin_over_quant < zbin_oq_high) ? (cpi->zbin_over_quant + 1) : zbin_oq_high;
- //if ( undershoot_seen || (Q == MAXQ) )
- if (undershoot_seen)
- {
- // Update rate_correction_factor unless cpi->active_worst_quality has changed.
- if (!active_worst_qchanged)
- vp8_update_rate_correction_factors(cpi, 1);
- Q = (q_high + q_low + 1) / 2;
- // Adjust cpi->zbin_over_quant (only allowed when Q is max)
- if (Q < MAXQ)
- cpi->zbin_over_quant = 0;
- else
- {
- zbin_oq_low = (cpi->zbin_over_quant < zbin_oq_high) ? (cpi->zbin_over_quant + 1) : zbin_oq_high;
- cpi->zbin_over_quant = (zbin_oq_high + zbin_oq_low) / 2;
- }
- }
- else
- {
- // Update rate_correction_factor unless cpi->active_worst_quality has changed.
- if (!active_worst_qchanged)
- vp8_update_rate_correction_factors(cpi, 0);
- Q = vp8_regulate_q(cpi, cpi->this_frame_target);
- while (((Q < q_low) || (cpi->zbin_over_quant < zbin_oq_low)) && (Retries < 10))
- {
- vp8_update_rate_correction_factors(cpi, 0);
- Q = vp8_regulate_q(cpi, cpi->this_frame_target);
- Retries ++;
- }
- }
- overshoot_seen = TRUE;
- }
- // Frame is too small
- else
- {
- if (cpi->zbin_over_quant == 0)
- q_high = (Q > q_low) ? (Q - 1) : q_low; // Lower q_high if not using over quant
- else // else lower zbin_oq_high
- zbin_oq_high = (cpi->zbin_over_quant > zbin_oq_low) ? (cpi->zbin_over_quant - 1) : zbin_oq_low;
- if (overshoot_seen)
- {
- // Update rate_correction_factor unless cpi->active_worst_quality has changed.
- if (!active_worst_qchanged)
- vp8_update_rate_correction_factors(cpi, 1);
- Q = (q_high + q_low) / 2;
- // Adjust cpi->zbin_over_quant (only allowed when Q is max)
- if (Q < MAXQ)
- cpi->zbin_over_quant = 0;
- else
- cpi->zbin_over_quant = (zbin_oq_high + zbin_oq_low) / 2;
- }
- else
- {
- // Update rate_correction_factor unless cpi->active_worst_quality has changed.
- if (!active_worst_qchanged)
- vp8_update_rate_correction_factors(cpi, 0);
- Q = vp8_regulate_q(cpi, cpi->this_frame_target);
- // Special case reset for qlow for constrained quality.
- // This should only trigger where there is very substantial
- // undershoot on a frame and the auto cq level is above
- // the user passsed in value.
- if ( (cpi->oxcf.end_usage == USAGE_CONSTRAINED_QUALITY) &&
- (Q < q_low) )
- {
- q_low = Q;
- }
- while (((Q > q_high) || (cpi->zbin_over_quant > zbin_oq_high)) && (Retries < 10))
- {
- vp8_update_rate_correction_factors(cpi, 0);
- Q = vp8_regulate_q(cpi, cpi->this_frame_target);
- Retries ++;
- }
- }
- undershoot_seen = TRUE;
- }
- // Clamp Q to upper and lower limits:
- if (Q > q_high)
- Q = q_high;
- else if (Q < q_low)
- Q = q_low;
- // Clamp cpi->zbin_over_quant
- cpi->zbin_over_quant = (cpi->zbin_over_quant < zbin_oq_low) ? zbin_oq_low : (cpi->zbin_over_quant > zbin_oq_high) ? zbin_oq_high : cpi->zbin_over_quant;
- //Loop = ((Q != last_q) || (last_zbin_oq != cpi->zbin_over_quant)) ? TRUE : FALSE;
- Loop = ((Q != last_q)) ? TRUE : FALSE;
- last_zbin_oq = cpi->zbin_over_quant;
- }
- else
- #endif
- Loop = FALSE;
- if (cpi->is_src_frame_alt_ref)
- Loop = FALSE;
- if (Loop == TRUE)
- {
- vp8_restore_coding_context(cpi);
- loop_count++;
- #if CONFIG_INTERNAL_STATS
- cpi->tot_recode_hits++;
- #endif
- }
- }
- while (Loop == TRUE);
- #if 0
- // Experimental code for lagged and one pass
- // Update stats used for one pass GF selection
- {
- /*
- int frames_so_far;
- double frame_intra_error;
- double frame_coded_error;
- double frame_pcnt_inter;
- double frame_pcnt_motion;
- double frame_mvr;
- double frame_mvr_abs;
- double frame_mvc;
- double frame_mvc_abs;
- */
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_coded_error = (double)cpi->prediction_error;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_intra_error = (double)cpi->intra_error;
- cpi->one_pass_frame_stats[cpi->one_pass_frame_index].frame_pcnt_inter = (double)(100 - cpi->this_frame_percent_intra) / 100.0;
- }
- #endif
- // Special case code to reduce pulsing when key frames are forced at a
- // fixed interval. Note the reconstruction error if it is the frame before
- // the force key frame
- if ( cpi->next_key_frame_forced && (cpi->twopass.frames_to_key == 0) )
- {
- cpi->ambient_err = vp8_calc_ss_err(cpi->Source,
- &cm->yv12_fb[cm->new_fb_idx],
- IF_RTCD(&cpi->rtcd.variance));
- }
- // This frame's MVs are saved and will be used in next frame's MV prediction.
- // Last frame has one more line(add to bottom) and one more column(add to right) than cm->mip. The edge elements are initialized to 0.
- if(cm->show_frame) //do not save for altref frame
- {
- int mb_row;
- int mb_col;
- MODE_INFO *tmp = cm->mip; //point to beginning of allocated MODE_INFO arrays.
- if(cm->frame_type != KEY_FRAME)
- {
- for (mb_row = 0; mb_row < cm->mb_rows+1; mb_row ++)
- {
- for (mb_col = 0; mb_col < cm->mb_cols+1; mb_col ++)
- {
- if(tmp->mbmi.ref_frame != INTRA_FRAME)
- cpi->lfmv[mb_col + mb_row*(cm->mode_info_stride+1)].as_int = tmp->mbmi.mv.as_int;
- cpi->lf_ref_frame_sign_bias[mb_col + mb_row*(cm->mode_info_stride+1)] = cm->ref_frame_sign_bias[tmp->mbmi.ref_frame];
- cpi->lf_ref_frame[mb_col + mb_row*(cm->mode_info_stride+1)] = tmp->mbmi.ref_frame;
- tmp++;
- }
- }
- }
- }
- // Update the GF useage maps.
- // This is done after completing the compression of a frame when all modes etc. are finalized but before loop filter
- // This is done after completing the compression of a frame when all modes etc. are finalized but before loop filter
- vp8_update_gf_useage_maps(cpi, cm, &cpi->mb);
- if (cm->frame_type == KEY_FRAME)
- cm->refresh_last_frame = 1;
- #if 0
- {
- FILE *f = fopen("gfactive.stt", "a");
- fprintf(f, "%8d %8d %8d %8d %8d\n", cm->current_video_frame, (100 * cpi->gf_active_count) / (cpi->common.mb_rows * cpi->common.mb_cols), cpi->this_iiratio, cpi->next_iiratio, cm->refresh_golden_frame);
- fclose(f);
- }
- #endif
- // For inter frames the current default behavior is that when
- // cm->refresh_golden_frame is set we copy the old GF over to the ARF buffer
- // This is purely an encoder decision at present.
- if (!cpi->oxcf.error_resilient_mode && cm->refresh_golden_frame)
- cm->copy_buffer_to_arf = 2;
- else
- cm->copy_buffer_to_arf = 0;
- cm->frame_to_show = &cm->yv12_fb[cm->new_fb_idx];
- #if CONFIG_MULTITHREAD
- if (cpi->b_multi_threaded)
- {
- sem_post(&cpi->h_event_start_lpf); /* start loopfilter in separate thread */
- }
- else
- #endif
- {
- loopfilter_frame(cpi, cm);
- }
- update_reference_frames(cm);
- if (cpi->oxcf.error_resilient_mode)
- {
- cm->refresh_entropy_probs = 0;
- }
- #if CONFIG_MULTITHREAD
- /* wait that filter_level is picked so that we can continue with stream packing */
- if (cpi->b_multi_threaded)
- sem_wait(&cpi->h_event_end_lpf);
- #endif
- // build the bitstream
- vp8_pack_bitstream(cpi, dest, size);
- #if CONFIG_MULTITHREAD
- /* wait for loopfilter thread done */
- if (cpi->b_multi_threaded)
- {
- sem_wait(&cpi->h_event_end_lpf);
- }
- #endif
- /* Move storing frame_type out of the above loop since it is also
- * needed in motion search besides loopfilter */
- cm->last_frame_type = cm->frame_type;
- // Update rate control heuristics
- cpi->total_byte_count += (*size);
- cpi->projected_frame_size = (*size) << 3;
- if (!active_worst_qchanged)
- vp8_update_rate_correction_factors(cpi, 2);
- cpi->last_q[cm->frame_type] = cm->base_qindex;
- if (cm->frame_type == KEY_FRAME)
- {
- vp8_adjust_key_frame_context(cpi);
- }
- // Keep a record of ambient average Q.
- if (cm->frame_type != KEY_FRAME)
- cpi->avg_frame_qindex = (2 + 3 * cpi->avg_frame_qindex + cm->base_qindex) >> 2;
- // Keep a record from which we can calculate the average Q excluding GF updates and key frames
- if ((cm->frame_type != KEY_FRAME) && !cm->refresh_golden_frame && !cm->refresh_alt_ref_frame)
- {
- cpi->ni_frames++;
- // Calculate the average Q for normal inter frames (not key or GFU
- // frames).
- if ( cpi->pass == 2 )
- {
- cpi->ni_tot_qi += Q;
- cpi->ni_av_qi = (cpi->ni_tot_qi / cpi->ni_frames);
- }
- else
- {
- // Damp value for first few frames
- if (cpi->ni_frames > 150 )
- {
- cpi->ni_tot_qi += Q;
- cpi->ni_av_qi = (cpi->ni_tot_qi / cpi->ni_frames);
- }
- // For one pass, early in the clip ... average the current frame Q
- // value with the worstq entered by the user as a dampening measure
- else
- {
- cpi->ni_tot_qi += Q;
- cpi->ni_av_qi = ((cpi->ni_tot_qi / cpi->ni_frames) + cpi->worst_quality + 1) / 2;
- }
- // If the average Q is higher than what was used in the last frame
- // (after going through the recode loop to keep the frame size within range)
- // then use the last frame value - 1.
- // The -1 is designed to stop Q and hence the data rate, from progressively
- // falling away during difficult sections, but at the same time reduce the number of
- // itterations around the recode loop.
- if (Q > cpi->ni_av_qi)
- cpi->ni_av_qi = Q - 1;
- }
- }
- #if 0
- // If the frame was massively oversize and we are below optimal buffer level drop next frame
- if ((cpi->drop_frames_allowed) &&
- (cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER) &&
- (cpi->buffer_level < cpi->oxcf.drop_frames_water_mark * cpi->oxcf.optimal_buffer_level / 100) &&
- (cpi->projected_frame_size > (4 * cpi->this_frame_target)))
- {
- cpi->drop_frame = TRUE;
- }
- #endif
- // Set the count for maximum consequative dropped frames based upon the ratio of
- // this frame size to the target average per frame bandwidth.
- // (cpi->av_per_frame_bandwidth > 0) is just a sanity check to prevent / 0.
- if (cpi->drop_frames_allowed && (cpi->av_per_frame_bandwidth > 0))
- {
- cpi->max_drop_count = cpi->projected_frame_size / cpi->av_per_frame_bandwidth;
- if (cpi->max_drop_count > cpi->max_consec_dropped_frames)
- cpi->max_drop_count = cpi->max_consec_dropped_frames;
- }
- // Update the buffer level variable.
- // Non-viewable frames are a special case and are treated as pure overhead.
- if ( !cm->show_frame )
- cpi->bits_off_target -= cpi->projected_frame_size;
- else
- cpi->bits_off_target += cpi->av_per_frame_bandwidth - cpi->projected_frame_size;
- // Rolling monitors of whether we are over or underspending used to help regulate min and Max Q in two pass.
- cpi->rolling_target_bits = ((cpi->rolling_target_bits * 3) + cpi->this_frame_target + 2) / 4;
- cpi->rolling_actual_bits = ((cpi->rolling_actual_bits * 3) + cpi->projected_frame_size + 2) / 4;
- cpi->long_rolling_target_bits = ((cpi->long_rolling_target_bits * 31) + cpi->this_frame_target + 16) / 32;
- cpi->long_rolling_actual_bits = ((cpi->long_rolling_actual_bits * 31) + cpi->projected_frame_size + 16) / 32;
- // Actual bits spent
- cpi->total_actual_bits += cpi->projected_frame_size;
- // Debug stats
- cpi->total_target_vs_actual += (cpi->this_frame_target - cpi->projected_frame_size);
- cpi->buffer_level = cpi->bits_off_target;
- // Update bits left to the kf and gf groups to account for overshoot or undershoot on these frames
- if (cm->frame_type == KEY_FRAME)
- {
- cpi->twopass.kf_group_bits += cpi->this_frame_target - cpi->projected_frame_size;
- if (cpi->twopass.kf_group_bits < 0)
- cpi->twopass.kf_group_bits = 0 ;
- }
- else if (cm->refresh_golden_frame || cm->refresh_alt_ref_frame)
- {
- cpi->twopass.gf_group_bits += cpi->this_frame_target - cpi->projected_frame_size;
- if (cpi->twopass.gf_group_bits < 0)
- cpi->twopass.gf_group_bits = 0 ;
- }
- if (cm->frame_type != KEY_FRAME)
- {
- if (cpi->common.refresh_alt_ref_frame)
- {
- cpi->last_skip_false_probs[2] = cpi->prob_skip_false;
- cpi->last_skip_probs_q[2] = cm->base_qindex;
- }
- else if (cpi->common.refresh_golden_frame)
- {
- cpi->last_skip_false_probs[1] = cpi->prob_skip_false;
- cpi->last_skip_probs_q[1] = cm->base_qindex;
- }
- else
- {
- cpi->last_skip_false_probs[0] = cpi->prob_skip_false;
- cpi->last_skip_probs_q[0] = cm->base_qindex;
- //update the baseline
- cpi->base_skip_false_prob[cm->base_qindex] = cpi->prob_skip_false;
- }
- }
- #if 0 && CONFIG_INTERNAL_STATS
- {
- FILE *f = fopen("tmp.stt", "a");
- vp8_clear_system_state(); //__asm emms;
- if (cpi->twopass.total_coded_error_left != 0.0)
- fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
- "%6d %6d %6d %5d %5d %5d %8d %8.2f %10d %10.3f"
- "%10.3f %8d\n",
- cpi->common.current_video_frame, cpi->this_frame_target,
- cpi->projected_frame_size,
- (cpi->projected_frame_size - cpi->this_frame_target),
- (int)cpi->total_target_vs_actual,
- (cpi->oxcf.starting_buffer_level-cpi->bits_off_target),
- (int)cpi->total_actual_bits, cm->base_qindex,
- cpi->active_best_quality, cpi->active_worst_quality,
- cpi->ni_av_qi, cpi->cq_target_quality, cpi->zbin_over_quant,
- //cpi->avg_frame_qindex, cpi->zbin_over_quant,
- cm->refresh_golden_frame, cm->refresh_alt_ref_frame,
- cm->frame_type, cpi->gfu_boost,
- cpi->twopass.est_max_qcorrection_factor, (int)cpi->twopass.bits_left,
- cpi->twopass.total_coded_error_left,
- (double)cpi->twopass.bits_left / cpi->twopass.total_coded_error_left,
- cpi->tot_recode_hits);
- else
- fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
- "%6d %6d %6d %5d %5d %5d %8d %8.2f %10d %10.3f"
- "%8d\n",
- cpi->common.current_video_frame,
- cpi->this_frame_target, cpi->projected_frame_size,
- (cpi->projected_frame_size - cpi->this_frame_target),
- (int)cpi->total_target_vs_actual,
- (cpi->oxcf.starting_buffer_level-cpi->bits_off_target),
- (int)cpi->total_actual_bits, cm->base_qindex,
- cpi->active_best_quality, cpi->active_worst_quality,
- cpi->ni_av_qi, cpi->cq_target_quality, cpi->zbin_over_quant,
- //cpi->avg_frame_qindex, cpi->zbin_over_quant,
- cm->refresh_golden_frame, cm->refresh_alt_ref_frame,
- cm->frame_type, cpi->gfu_boost,
- cpi->twopass.est_max_qcorrection_factor, (int)cpi->twopass.bits_left,
- cpi->twopass.total_coded_error_left, cpi->tot_recode_hits);
- fclose(f);
- {
- FILE *fmodes = fopen("Modes.stt", "a");
- int i;
- fprintf(fmodes, "%6d:%1d:%1d:%1d ",
- cpi->common.current_video_frame,
- cm->frame_type, cm->refresh_golden_frame,
- cm->refresh_alt_ref_frame);
- for (i = 0; i < MAX_MODES; i++)
- fprintf(fmodes, "%5d ", cpi->mode_chosen_counts[i]);
- fprintf(fmodes, "\n");
- fclose(fmodes);
- }
- }
- #endif
- // If this was a kf or Gf note the Q
- if ((cm->frame_type == KEY_FRAME) || cm->refresh_golden_frame || cm->refresh_alt_ref_frame)
- cm->last_kf_gf_q = cm->base_qindex;
- if (cm->refresh_golden_frame == 1)
- cm->frame_flags = cm->frame_flags | FRAMEFLAGS_GOLDEN;
- else
- cm->frame_flags = cm->frame_flags&~FRAMEFLAGS_GOLDEN;
- if (cm->refresh_alt_ref_frame == 1)
- cm->frame_flags = cm->frame_flags | FRAMEFLAGS_ALTREF;
- else
- cm->frame_flags = cm->frame_flags&~FRAMEFLAGS_ALTREF;
- if (cm->refresh_last_frame & cm->refresh_golden_frame) // both refreshed
- cpi->gold_is_last = 1;
- else if (cm->refresh_last_frame ^ cm->refresh_golden_frame) // 1 refreshed but not the other
- cpi->gold_is_last = 0;
- if (cm->refresh_last_frame & cm->refresh_alt_ref_frame) // both refreshed
- cpi->alt_is_last = 1;
- else if (cm->refresh_last_frame ^ cm->refresh_alt_ref_frame) // 1 refreshed but not the other
- cpi->alt_is_last = 0;
- if (cm->refresh_alt_ref_frame & cm->refresh_golden_frame) // both refreshed
- cpi->gold_is_alt = 1;
- else if (cm->refresh_alt_ref_frame ^ cm->refresh_golden_frame) // 1 refreshed but not the other
- cpi->gold_is_alt = 0;
- cpi->ref_frame_flags = VP8_ALT_FLAG | VP8_GOLD_FLAG | VP8_LAST_FLAG;
- if (cpi->gold_is_last)
- cpi->ref_frame_flags &= ~VP8_GOLD_FLAG;
- if (cpi->alt_is_last)
- cpi->ref_frame_flags &= ~VP8_ALT_FLAG;
- if (cpi->gold_is_alt)
- cpi->ref_frame_flags &= ~VP8_ALT_FLAG;
- if (!cpi->oxcf.error_resilient_mode)
- {
- if (cpi->oxcf.play_alternate && cm->refresh_alt_ref_frame && (cm->frame_type != KEY_FRAME))
- // Update the alternate reference frame stats as appropriate.
- update_alt_ref_frame_stats(cpi);
- else
- // Update the Golden frame stats as appropriate.
- update_golden_frame_stats(cpi);
- }
- if (cm->frame_type == KEY_FRAME)
- {
- // Tell the caller that the frame was coded as a key frame
- *frame_flags = cm->frame_flags | FRAMEFLAGS_KEY;
- // As this frame is a key frame the next defaults to an inter frame.
- cm->frame_type = INTER_FRAME;
- cpi->last_frame_percent_intra = 100;
- }
- else
- {
- *frame_flags = cm->frame_flags&~FRAMEFLAGS_KEY;
- cpi->last_frame_percent_intra = cpi->this_frame_percent_intra;
- }
- // Clear the one shot update flags for segmentation map and mode/ref loop filter deltas.
- cpi->mb.e_mbd.update_mb_segmentation_map = 0;
- cpi->mb.e_mbd.update_mb_segmentation_data = 0;
- cpi->mb.e_mbd.mode_ref_lf_delta_update = 0;
- // Dont increment frame counters if this was an altref buffer update not a real frame
- if (cm->show_frame)
- {
- cm->current_video_frame++;
- cpi->frames_since_key++;
- }
- // reset to normal state now that we are done.
- #if 0
- {
- char filename[512];
- FILE *recon_file;
- sprintf(filename, "enc%04d.yuv", (int) cm->current_video_frame);
- recon_file = fopen(filename, "wb");
- fwrite(cm->yv12_fb[cm->lst_fb_idx].buffer_alloc,
- cm->yv12_fb[cm->lst_fb_idx].frame_size, 1, recon_file);
- fclose(recon_file);
- }
- #endif
- // DEBUG
- //vp8_write_yuv_frame("encoder_recon.yuv", cm->frame_to_show);
- }
- static void check_gf_quality(VP8_COMP *cpi)
- {
- VP8_COMMON *cm = &cpi->common;
- int gf_active_pct = (100 * cpi->gf_active_count) / (cm->mb_rows * cm->mb_cols);
- int gf_ref_usage_pct = (cpi->count_mb_ref_frame_usage[GOLDEN_FRAME] * 100) / (cm->mb_rows * cm->mb_cols);
- int last_ref_zz_useage = (cpi->inter_zz_count * 100) / (cm->mb_rows * cm->mb_cols);
- // Gf refresh is not currently being signalled
- if (cpi->gf_update_recommended == 0)
- {
- if (cpi->common.frames_since_golden > 7)
- {
- // Low use of gf
- if ((gf_active_pct < 10) || ((gf_active_pct + gf_ref_usage_pct) < 15))
- {
- // ...but last frame zero zero usage is reasonbable so a new gf might be appropriate
- if (last_ref_zz_useage >= 25)
- {
- cpi->gf_bad_count ++;
- if (cpi->gf_bad_count >= 8) // Check that the condition is stable
- {
- cpi->gf_update_recommended = 1;
- cpi->gf_bad_count = 0;
- }
- }
- else
- cpi->gf_bad_count = 0; // Restart count as the background is not stable enough
- }
- else
- cpi->gf_bad_count = 0; // Gf useage has picked up so reset count
- }
- }
- // If the signal is set but has not been read should we cancel it.
- else if (last_ref_zz_useage < 15)
- {
- cpi->gf_update_recommended = 0;
- cpi->gf_bad_count = 0;
- }
- #if 0
- {
- FILE *f = fopen("gfneeded.stt", "a");
- fprintf(f, "%10d %10d %10d %10d %10ld \n",
- cm->current_video_frame,
- cpi->common.frames_since_golden,
- gf_active_pct, gf_ref_usage_pct,
- cpi->gf_update_recommended);
- fclose(f);
- }
- #endif
- }
- #if !(CONFIG_REALTIME_ONLY)
- static void Pass2Encode(VP8_COMP *cpi, unsigned long *size, unsigned char *dest, unsigned int *frame_flags)
- {
- if (!cpi->common.refresh_alt_ref_frame)
- vp8_second_pass(cpi);
- encode_frame_to_data_rate(cpi, size, dest, frame_flags);
- cpi->twopass.bits_left -= 8 * *size;
- if (!cpi->common.refresh_alt_ref_frame)
- {
- double two_pass_min_rate = (double)(cpi->oxcf.target_bandwidth
- *cpi->oxcf.two_pass_vbrmin_section / 100);
- cpi->twopass.bits_left += (int64_t)(two_pass_min_rate / cpi->oxcf.frame_rate);
- }
- }
- #endif
- //For ARM NEON, d8-d15 are callee-saved registers, and need to be saved by us.
- #if HAVE_ARMV7
- extern void vp8_push_neon(int64_t *store);
- extern void vp8_pop_neon(int64_t *store);
- #endif
- int vp8_receive_raw_frame(VP8_PTR ptr, unsigned int frame_flags, YV12_BUFFER_CONFIG *sd, int64_t time_stamp, int64_t end_time)
- {
- #if HAVE_ARMV7
- int64_t store_reg[8];
- #endif
- VP8_COMP *cpi = (VP8_COMP *) ptr;
- VP8_COMMON *cm = &cpi->common;
- struct vpx_usec_timer timer;
- int res = 0;
- #if HAVE_ARMV7
- #if CONFIG_RUNTIME_CPU_DETECT
- if (cm->rtcd.flags & HAS_NEON)
- #endif
- {
- vp8_push_neon(store_reg);
- }
- #endif
- vpx_usec_timer_start(&timer);
- if(vp8_lookahead_push(cpi->lookahead, sd, time_stamp, end_time,
- frame_flags))
- res = -1;
- cm->clr_type = sd->clrtype;
- vpx_usec_timer_mark(&timer);
- cpi->time_receive_data += vpx_usec_timer_elapsed(&timer);
- #if HAVE_ARMV7
- #if CONFIG_RUNTIME_CPU_DETECT
- if (cm->rtcd.flags & HAS_NEON)
- #endif
- {
- vp8_pop_neon(store_reg);
- }
- #endif
- return res;
- }
- static int frame_is_reference(const VP8_COMP *cpi)
- {
- const VP8_COMMON *cm = &cpi->common;
- const MACROBLOCKD *xd = &cpi->mb.e_mbd;
- return cm->frame_type == KEY_FRAME || cm->refresh_last_frame
- || cm->refresh_golden_frame || cm->refresh_alt_ref_frame
- || cm->copy_buffer_to_gf || cm->copy_buffer_to_arf
- || cm->refresh_entropy_probs
- || xd->mode_ref_lf_delta_update
- || xd->update_mb_segmentation_map || xd->update_mb_segmentation_data;
- }
- int vp8_get_compressed_data(VP8_PTR ptr, unsigned int *frame_flags, unsigned long *size, unsigned char *dest, int64_t *time_stamp, int64_t *time_end, int flush)
- {
- #if HAVE_ARMV7
- int64_t store_reg[8];
- #endif
- VP8_COMP *cpi = (VP8_COMP *) ptr;
- VP8_COMMON *cm = &cpi->common;
- struct vpx_usec_timer tsctimer;
- struct vpx_usec_timer ticktimer;
- struct vpx_usec_timer cmptimer;
- YV12_BUFFER_CONFIG *force_src_buffer = NULL;
- if (!cpi)
- return -1;
- #if HAVE_ARMV7
- #if CONFIG_RUNTIME_CPU_DETECT
- if (cm->rtcd.flags & HAS_NEON)
- #endif
- {
- vp8_push_neon(store_reg);
- }
- #endif
- vpx_usec_timer_start(&cmptimer);
- cpi->source = NULL;
- #if !(CONFIG_REALTIME_ONLY)
- // Should we code an alternate reference frame
- if (cpi->oxcf.error_resilient_mode == 0 &&
- cpi->oxcf.play_alternate &&
- cpi->source_alt_ref_pending)
- {
- if ((cpi->source = vp8_lookahead_peek(cpi->lookahead,
- cpi->frames_till_gf_update_due)))
- {
- cpi->alt_ref_source = cpi->source;
- if (cpi->oxcf.arnr_max_frames > 0)
- {
- vp8_temporal_filter_prepare_c(cpi,
- cpi->frames_till_gf_update_due);
- force_src_buffer = &cpi->alt_ref_buffer;
- }
- cm->frames_till_alt_ref_frame = cpi->frames_till_gf_update_due;
- cm->refresh_alt_ref_frame = 1;
- cm->refresh_golden_frame = 0;
- cm->refresh_last_frame = 0;
- cm->show_frame = 0;
- cpi->source_alt_ref_pending = FALSE; // Clear Pending altf Ref flag.
- cpi->is_src_frame_alt_ref = 0;
- }
- }
- #endif
- if (!cpi->source)
- {
- if ((cpi->source = vp8_lookahead_pop(cpi->lookahead, flush)))
- {
- cm->show_frame = 1;
- cpi->is_src_frame_alt_ref = cpi->alt_ref_source
- && (cpi->source == cpi->alt_ref_source);
- if(cpi->is_src_frame_alt_ref)
- cpi->alt_ref_source = NULL;
- }
- }
- if (cpi->source)
- {
- cpi->un_scaled_source =
- cpi->Source = force_src_buffer ? force_src_buffer : &cpi->source->img;
- *time_stamp = cpi->source->ts_start;
- *time_end = cpi->source->ts_end;
- *frame_flags = cpi->source->flags;
- }
- else
- {
- *size = 0;
- #if !(CONFIG_REALTIME_ONLY)
- if (flush && cpi->pass == 1 && !cpi->twopass.first_pass_done)
- {
- vp8_end_first_pass(cpi); /* get last stats packet */
- cpi->twopass.first_pass_done = 1;
- }
- #endif
- #if HAVE_ARMV7
- #if CONFIG_RUNTIME_CPU_DETECT
- if (cm->rtcd.flags & HAS_NEON)
- #endif
- {
- vp8_pop_neon(store_reg);
- }
- #endif
- return -1;
- }
- if (cpi->source->ts_start < cpi->first_time_stamp_ever)
- {
- cpi->first_time_stamp_ever = cpi->source->ts_start;
- cpi->last_end_time_stamp_seen = cpi->source->ts_start;
- }
- // adjust frame rates based on timestamps given
- if (!cm->refresh_alt_ref_frame)
- {
- int64_t this_duration;
- int step = 0;
- if (cpi->source->ts_start == cpi->first_time_stamp_ever)
- {
- this_duration = cpi->source->ts_end - cpi->source->ts_start;
- step = 1;
- }
- else
- {
- int64_t last_duration;
- this_duration = cpi->source->ts_end - cpi->last_end_time_stamp_seen;
- last_duration = cpi->last_end_time_stamp_seen
- - cpi->last_time_stamp_seen;
- // do a step update if the duration changes by 10%
- if (last_duration)
- step = ((this_duration - last_duration) * 10 / last_duration);
- }
- if (this_duration)
- {
- if (step)
- vp8_new_frame_rate(cpi, 10000000.0 / this_duration);
- else
- {
- double avg_duration, interval;
- /* Average this frame's rate into the last second's average
- * frame rate. If we haven't seen 1 second yet, then average
- * over the whole interval seen.
- */
- interval = cpi->source->ts_end - cpi->first_time_stamp_ever;
- if(interval > 10000000.0)
- interval = 10000000;
- avg_duration = 10000000.0 / cpi->oxcf.frame_rate;
- avg_duration *= (interval - avg_duration + this_duration);
- avg_duration /= interval;
- vp8_new_frame_rate(cpi, 10000000.0 / avg_duration);
- }
- }
- cpi->last_time_stamp_seen = cpi->source->ts_start;
- cpi->last_end_time_stamp_seen = cpi->source->ts_end;
- }
- if (cpi->compressor_speed == 2)
- {
- check_gf_quality(cpi);
- vpx_usec_timer_start(&tsctimer);
- vpx_usec_timer_start(&ticktimer);
- }
- // start with a 0 size frame
- *size = 0;
- // Clear down mmx registers
- vp8_clear_system_state(); //__asm emms;
- cm->frame_type = INTER_FRAME;
- cm->frame_flags = *frame_flags;
- #if 0
- if (cm->refresh_alt_ref_frame)
- {
- //cm->refresh_golden_frame = 1;
- cm->refresh_golden_frame = 0;
- cm->refresh_last_frame = 0;
- }
- else
- {
- cm->refresh_golden_frame = 0;
- cm->refresh_last_frame = 1;
- }
- #endif
- /* find a free buffer for the new frame */
- {
- int i = 0;
- for(; i < NUM_YV12_BUFFERS; i++)
- {
- if(!cm->yv12_fb[i].flags)
- {
- cm->new_fb_idx = i;
- break;
- }
- }
- assert(i < NUM_YV12_BUFFERS );
- }
- #if !(CONFIG_REALTIME_ONLY)
- if (cpi->pass == 1)
- {
- Pass1Encode(cpi, size, dest, frame_flags);
- }
- else if (cpi->pass == 2)
- {
- Pass2Encode(cpi, size, dest, frame_flags);
- }
- else
- #endif
- encode_frame_to_data_rate(cpi, size, dest, frame_flags);
- if (cpi->compressor_speed == 2)
- {
- unsigned int duration, duration2;
- vpx_usec_timer_mark(&tsctimer);
- vpx_usec_timer_mark(&ticktimer);
- duration = vpx_usec_timer_elapsed(&ticktimer);
- duration2 = (unsigned int)((double)duration / 2);
- if (cm->frame_type != KEY_FRAME)
- {
- if (cpi->avg_encode_time == 0)
- cpi->avg_encode_time = duration;
- else
- cpi->avg_encode_time = (7 * cpi->avg_encode_time + duration) >> 3;
- }
- if (duration2)
- {
- //if(*frame_flags!=1)
- {
- if (cpi->avg_pick_mode_time == 0)
- cpi->avg_pick_mode_time = duration2;
- else
- cpi->avg_pick_mode_time = (7 * cpi->avg_pick_mode_time + duration2) >> 3;
- }
- }
- }
- if (cm->refresh_entropy_probs == 0)
- {
- vpx_memcpy(&cm->fc, &cm->lfc, sizeof(cm->fc));
- }
- // if its a dropped frame honor the requests on subsequent frames
- if (*size > 0)
- {
- cpi->droppable = !frame_is_reference(cpi);
- // return to normal state
- cm->refresh_entropy_probs = 1;
- cm->refresh_alt_ref_frame = 0;
- cm->refresh_golden_frame = 0;
- cm->refresh_last_frame = 1;
- cm->frame_type = INTER_FRAME;
- }
- vpx_usec_timer_mark(&cmptimer);
- cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer);
- if (cpi->b_calculate_psnr && cpi->pass != 1 && cm->show_frame)
- {
- generate_psnr_packet(cpi);
- }
- #if CONFIG_INTERNAL_STATS
- if (cpi->pass != 1)
- {
- cpi->bytes += *size;
- if (cm->show_frame)
- {
- cpi->count ++;
- if (cpi->b_calculate_psnr)
- {
- double ye,ue,ve;
- double frame_psnr;
- YV12_BUFFER_CONFIG *orig = cpi->Source;
- YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show;
- YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer;
- int y_samples = orig->y_height * orig->y_width ;
- int uv_samples = orig->uv_height * orig->uv_width ;
- int t_samples = y_samples + 2 * uv_samples;
- int64_t sq_error;
- ye = calc_plane_error(orig->y_buffer, orig->y_stride,
- recon->y_buffer, recon->y_stride, orig->y_width, orig->y_height,
- IF_RTCD(&cpi->rtcd.variance));
- ue = calc_plane_error(orig->u_buffer, orig->uv_stride,
- recon->u_buffer, recon->uv_stride, orig->uv_width, orig->uv_height,
- IF_RTCD(&cpi->rtcd.variance));
- ve = calc_plane_error(orig->v_buffer, orig->uv_stride,
- recon->v_buffer, recon->uv_stride, orig->uv_width, orig->uv_height,
- IF_RTCD(&cpi->rtcd.variance));
- sq_error = ye + ue + ve;
- frame_psnr = vp8_mse2psnr(t_samples, 255.0, sq_error);
- cpi->total_y += vp8_mse2psnr(y_samples, 255.0, ye);
- cpi->total_u += vp8_mse2psnr(uv_samples, 255.0, ue);
- cpi->total_v += vp8_mse2psnr(uv_samples, 255.0, ve);
- cpi->total_sq_error += sq_error;
- cpi->total += frame_psnr;
- {
- double frame_psnr2, frame_ssim2 = 0;
- double weight = 0;
- vp8_deblock(cm->frame_to_show, &cm->post_proc_buffer, cm->filter_level * 10 / 6, 1, 0, IF_RTCD(&cm->rtcd.postproc));
- vp8_clear_system_state();
- ye = calc_plane_error(orig->y_buffer, orig->y_stride,
- pp->y_buffer, pp->y_stride, orig->y_width, orig->y_height,
- IF_RTCD(&cpi->rtcd.variance));
- ue = calc_plane_error(orig->u_buffer, orig->uv_stride,
- pp->u_buffer, pp->uv_stride, orig->uv_width, orig->uv_height,
- IF_RTCD(&cpi->rtcd.variance));
- ve = calc_plane_error(orig->v_buffer, orig->uv_stride,
- pp->v_buffer, pp->uv_stride, orig->uv_width, orig->uv_height,
- IF_RTCD(&cpi->rtcd.variance));
- sq_error = ye + ue + ve;
- frame_psnr2 = vp8_mse2psnr(t_samples, 255.0, sq_error);
- cpi->totalp_y += vp8_mse2psnr(y_samples, 255.0, ye);
- cpi->totalp_u += vp8_mse2psnr(uv_samples, 255.0, ue);
- cpi->totalp_v += vp8_mse2psnr(uv_samples, 255.0, ve);
- cpi->total_sq_error2 += sq_error;
- cpi->totalp += frame_psnr2;
- frame_ssim2 = vp8_calc_ssim(cpi->Source,
- &cm->post_proc_buffer, 1, &weight,
- IF_RTCD(&cpi->rtcd.variance));
- cpi->summed_quality += frame_ssim2 * weight;
- cpi->summed_weights += weight;
- }
- }
- if (cpi->b_calculate_ssimg)
- {
- double y, u, v, frame_all;
- frame_all = vp8_calc_ssimg(cpi->Source, cm->frame_to_show,
- &y, &u, &v, IF_RTCD(&cpi->rtcd.variance));
- cpi->total_ssimg_y += y;
- cpi->total_ssimg_u += u;
- cpi->total_ssimg_v += v;
- cpi->total_ssimg_all += frame_all;
- }
- }
- }
- #if 0
- if (cpi->common.frame_type != 0 && cpi->common.base_qindex == cpi->oxcf.worst_allowed_q)
- {
- skiptruecount += cpi->skip_true_count;
- skipfalsecount += cpi->skip_false_count;
- }
- #endif
- #if 0
- if (cpi->pass != 1)
- {
- FILE *f = fopen("skip.stt", "a");
- fprintf(f, "frame:%4d flags:%4x Q:%4d P:%4d Size:%5d\n", cpi->common.current_video_frame, *frame_flags, cpi->common.base_qindex, cpi->prob_skip_false, *size);
- if (cpi->is_src_frame_alt_ref == 1)
- fprintf(f, "skipcount: %4d framesize: %d\n", cpi->skip_true_count , *size);
- fclose(f);
- }
- #endif
- #endif
- #if HAVE_ARMV7
- #if CONFIG_RUNTIME_CPU_DETECT
- if (cm->rtcd.flags & HAS_NEON)
- #endif
- {
- vp8_pop_neon(store_reg);
- }
- #endif
- return 0;
- }
- int vp8_get_preview_raw_frame(VP8_PTR comp, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t *flags)
- {
- VP8_COMP *cpi = (VP8_COMP *) comp;
- if (cpi->common.refresh_alt_ref_frame)
- return -1;
- else
- {
- int ret;
- #if CONFIG_POSTPROC
- ret = vp8_post_proc_frame(&cpi->common, dest, flags);
- #else
- if (cpi->common.frame_to_show)
- {
- *dest = *cpi->common.frame_to_show;
- dest->y_width = cpi->common.Width;
- dest->y_height = cpi->common.Height;
- dest->uv_height = cpi->common.Height / 2;
- ret = 0;
- }
- else
- {
- ret = -1;
- }
- #endif //!CONFIG_POSTPROC
- vp8_clear_system_state();
- return ret;
- }
- }
- int vp8_set_roimap(VP8_PTR comp, unsigned char *map, unsigned int rows, unsigned int cols, int delta_q[4], int delta_lf[4], unsigned int threshold[4])
- {
- VP8_COMP *cpi = (VP8_COMP *) comp;
- signed char feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS];
- if (cpi->common.mb_rows != rows || cpi->common.mb_cols != cols)
- return -1;
- if (!map)
- {
- disable_segmentation((VP8_PTR)cpi);
- return 0;
- }
- // Set the segmentation Map
- set_segmentation_map((VP8_PTR)cpi, map);
- // Activate segmentation.
- enable_segmentation((VP8_PTR)cpi);
- // Set up the quant segment data
- feature_data[MB_LVL_ALT_Q][0] = delta_q[0];
- feature_data[MB_LVL_ALT_Q][1] = delta_q[1];
- feature_data[MB_LVL_ALT_Q][2] = delta_q[2];
- feature_data[MB_LVL_ALT_Q][3] = delta_q[3];
- // Set up the loop segment data s
- feature_data[MB_LVL_ALT_LF][0] = delta_lf[0];
- feature_data[MB_LVL_ALT_LF][1] = delta_lf[1];
- feature_data[MB_LVL_ALT_LF][2] = delta_lf[2];
- feature_data[MB_LVL_ALT_LF][3] = delta_lf[3];
- cpi->segment_encode_breakout[0] = threshold[0];
- cpi->segment_encode_breakout[1] = threshold[1];
- cpi->segment_encode_breakout[2] = threshold[2];
- cpi->segment_encode_breakout[3] = threshold[3];
- // Initialise the feature data structure
- // SEGMENT_DELTADATA 0, SEGMENT_ABSDATA 1
- set_segment_data((VP8_PTR)cpi, &feature_data[0][0], SEGMENT_DELTADATA);
- return 0;
- }
- int vp8_set_active_map(VP8_PTR comp, unsigned char *map, unsigned int rows, unsigned int cols)
- {
- VP8_COMP *cpi = (VP8_COMP *) comp;
- if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols)
- {
- if (map)
- {
- vpx_memcpy(cpi->active_map, map, rows * cols);
- cpi->active_map_enabled = 1;
- }
- else
- cpi->active_map_enabled = 0;
- return 0;
- }
- else
- {
- //cpi->active_map_enabled = 0;
- return -1 ;
- }
- }
- int vp8_set_internal_size(VP8_PTR comp, VPX_SCALING horiz_mode, VPX_SCALING vert_mode)
- {
- VP8_COMP *cpi = (VP8_COMP *) comp;
- if (horiz_mode <= ONETWO)
- cpi->common.horiz_scale = horiz_mode;
- else
- return -1;
- if (vert_mode <= ONETWO)
- cpi->common.vert_scale = vert_mode;
- else
- return -1;
- return 0;
- }
- int vp8_calc_ss_err(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *dest, const vp8_variance_rtcd_vtable_t *rtcd)
- {
- int i, j;
- int Total = 0;
- unsigned char *src = source->y_buffer;
- unsigned char *dst = dest->y_buffer;
- (void)rtcd;
- // Loop through the Y plane raw and reconstruction data summing (square differences)
- for (i = 0; i < source->y_height; i += 16)
- {
- for (j = 0; j < source->y_width; j += 16)
- {
- unsigned int sse;
- Total += VARIANCE_INVOKE(rtcd, mse16x16)(src + j, source->y_stride, dst + j, dest->y_stride, &sse);
- }
- src += 16 * source->y_stride;
- dst += 16 * dest->y_stride;
- }
- return Total;
- }
- int vp8_get_quantizer(VP8_PTR c)
- {
- VP8_COMP *cpi = (VP8_COMP *) c;
- return cpi->common.base_qindex;
- }