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/*
* 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.
*/
#ifndef VP9_ENCODER_VP9_FIRSTPASS_H_
#define VP9_ENCODER_VP9_FIRSTPASS_H_
#include "vp9/encoder/vp9_lookahead.h"
#include "vp9/encoder/vp9_ratectrl.h"
#ifdef __cplusplus
extern "C" {
#endif
#if CONFIG_FP_MB_STATS
#define FPMB_DCINTRA_MASK 0x01
#define FPMB_MOTION_ZERO_MASK 0x02
#define FPMB_MOTION_LEFT_MASK 0x04
#define FPMB_MOTION_RIGHT_MASK 0x08
#define FPMB_MOTION_UP_MASK 0x10
#define FPMB_MOTION_DOWN_MASK 0x20
#define FPMB_ERROR_SMALL_MASK 0x40
#define FPMB_ERROR_LARGE_MASK 0x80
#define FPMB_ERROR_SMALL_TH 2000
#define FPMB_ERROR_LARGE_TH 48000
typedef struct {
uint8_t *mb_stats_start;
uint8_t *mb_stats_end;
} FIRSTPASS_MB_STATS;
#endif
#define VLOW_MOTION_THRESHOLD 950
typedef struct {
double frame;
double weight;
double intra_error;
double coded_error;
double sr_coded_error;
double pcnt_inter;
double pcnt_motion;
double pcnt_second_ref;
double pcnt_neutral;
double MVr;
double mvr_abs;
double MVc;
double mvc_abs;
double MVrv;
double MVcv;
double mv_in_out_count;
double new_mv_count;
double duration;
double count;
int64_t spatial_layer_id;
} FIRSTPASS_STATS;
typedef enum {
KF_UPDATE = 0,
LF_UPDATE = 1,
GF_UPDATE = 2,
ARF_UPDATE = 3,
OVERLAY_UPDATE = 4,
FRAME_UPDATE_TYPES = 5
} FRAME_UPDATE_TYPE;
typedef struct {
unsigned char index;
RATE_FACTOR_LEVEL rf_level[(MAX_LAG_BUFFERS * 2) + 1];
FRAME_UPDATE_TYPE update_type[(MAX_LAG_BUFFERS * 2) + 1];
unsigned char arf_src_offset[(MAX_LAG_BUFFERS * 2) + 1];
unsigned char arf_update_idx[(MAX_LAG_BUFFERS * 2) + 1];
unsigned char arf_ref_idx[(MAX_LAG_BUFFERS * 2) + 1];
int bit_allocation[(MAX_LAG_BUFFERS * 2) + 1];
} GF_GROUP;
typedef struct {
unsigned int section_intra_rating;
FIRSTPASS_STATS total_stats;
FIRSTPASS_STATS this_frame_stats;
const FIRSTPASS_STATS *stats_in;
const FIRSTPASS_STATS *stats_in_start;
const FIRSTPASS_STATS *stats_in_end;
FIRSTPASS_STATS total_left_stats;
int first_pass_done;
int64_t bits_left;
double modified_error_min;
double modified_error_max;
double modified_error_left;
double mb_av_energy;
#if CONFIG_FP_MB_STATS
uint8_t *frame_mb_stats_buf;
uint8_t *this_frame_mb_stats;
FIRSTPASS_MB_STATS firstpass_mb_stats;
#endif
// Projected total bits available for a key frame group of frames
int64_t kf_group_bits;
// Error score of frames still to be coded in kf group
int64_t kf_group_error_left;
// The fraction for a kf groups total bits allocated to the inter frames
double kfgroup_inter_fraction;
int sr_update_lag;
int kf_zeromotion_pct;
int last_kfgroup_zeromotion_pct;
int gf_zeromotion_pct;
int active_worst_quality;
int baseline_active_worst_quality;
int extend_minq;
int extend_maxq;
int extend_minq_fast;
GF_GROUP gf_group;
} TWO_PASS;
struct VP9_COMP;
void vp9_init_first_pass(struct VP9_COMP *cpi);
void vp9_rc_get_first_pass_params(struct VP9_COMP *cpi);
void vp9_first_pass(struct VP9_COMP *cpi, const struct lookahead_entry *source);
void vp9_end_first_pass(struct VP9_COMP *cpi);
void vp9_init_second_pass(struct VP9_COMP *cpi);
void vp9_rc_get_second_pass_params(struct VP9_COMP *cpi);
void vp9_twopass_postencode_update(struct VP9_COMP *cpi);
// Post encode update of the rate control parameters for 2-pass
void vp9_twopass_postencode_update(struct VP9_COMP *cpi);
void vp9_init_subsampling(struct VP9_COMP *cpi);
void calculate_coded_size(struct VP9_COMP *cpi,
int *scaled_frame_width,
int *scaled_frame_height);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_ENCODER_VP9_FIRSTPASS_H_
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