FFmpeg: RateControlContext Struct Reference

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Data Fields

RateControlContext Struct Reference

rate control context. More...

#include <ratecontrol.h>

Data Fields

int num_entries

number of RateControlEntries More...

RateControlEntry * entry

double buffer_index

amount of bits in the video/audio buffer More...

Predictor pred [5]

double short_term_qsum

sum of recent qscales More...

double short_term_qcount

count of recent qscales More...

double pass1_rc_eq_output_sum

sum of the output of the rc equation, this is used for normalization More...

double pass1_wanted_bits

bits which should have been output by the pass1 code (including complexity init) More...

double last_qscale

double last_qscale_for [5]

last qscale for a specific pict type, used for max_diff & ipb factor stuff More...

int64_t last_mc_mb_var_sum

int64_t last_mb_var_sum

uint64_t i_cplx_sum [5]

uint64_t p_cplx_sum [5]

uint64_t mv_bits_sum [5]

uint64_t qscale_sum [5]

int frame_count [5]

int last_non_b_pict_type

AVExpr * rc_eq_eval

Detailed Description

rate control context.

Definition at line 63 of file ratecontrol.h.

Field Documentation

◆ num_entries

int RateControlContext::num_entries

number of RateControlEntries

Definition at line 64 of file ratecontrol.h.

Referenced by ff_rate_control_init(), ff_rate_estimate_qscale(), and init_pass2().

◆ entry

RateControlEntry* RateControlContext::entry

Definition at line 65 of file ratecontrol.h.

Referenced by ff_get_2pass_fcode(), ff_rate_control_init(), ff_rate_control_uninit(), ff_rate_estimate_qscale(), and init_pass2().

◆ buffer_index

double RateControlContext::buffer_index

amount of bits in the video/audio buffer

Definition at line 66 of file ratecontrol.h.

Referenced by ff_mpv_encode_picture(), ff_rate_control_init(), ff_vbv_update(), init_pass2(), and modify_qscale().

◆ pred

Predictor RateControlContext::pred[5]

Definition at line 67 of file ratecontrol.h.

Referenced by ff_rate_control_init(), and ff_rate_estimate_qscale().

◆ short_term_qsum

double RateControlContext::short_term_qsum

sum of recent qscales

Definition at line 68 of file ratecontrol.h.

Referenced by ff_rate_control_init(), and ff_rate_estimate_qscale().

◆ short_term_qcount

double RateControlContext::short_term_qcount

count of recent qscales

Definition at line 69 of file ratecontrol.h.

Referenced by ff_rate_control_init(), and ff_rate_estimate_qscale().

◆ pass1_rc_eq_output_sum

double RateControlContext::pass1_rc_eq_output_sum

sum of the output of the rc equation, this is used for normalization

Definition at line 70 of file ratecontrol.h.

Referenced by ff_rate_control_init(), ff_rate_estimate_qscale(), and get_qscale().

◆ pass1_wanted_bits

double RateControlContext::pass1_wanted_bits

bits which should have been output by the pass1 code (including complexity init)

Definition at line 71 of file ratecontrol.h.

Referenced by ff_rate_control_init(), and ff_rate_estimate_qscale().

◆ last_qscale

double RateControlContext::last_qscale

Definition at line 72 of file ratecontrol.h.

Referenced by ff_rate_estimate_qscale().

◆ last_qscale_for

double RateControlContext::last_qscale_for[5]

last qscale for a specific pict type, used for max_diff & ipb factor stuff

Definition at line 73 of file ratecontrol.h.

Referenced by ff_rate_control_init(), get_diff_limited_q(), and init_pass2().

◆ last_mc_mb_var_sum

int64_t RateControlContext::last_mc_mb_var_sum

Definition at line 74 of file ratecontrol.h.

Referenced by ff_rate_estimate_qscale().

◆ last_mb_var_sum

int64_t RateControlContext::last_mb_var_sum

Definition at line 75 of file ratecontrol.h.

Referenced by ff_rate_estimate_qscale().

◆ i_cplx_sum

uint64_t RateControlContext::i_cplx_sum[5]

Definition at line 76 of file ratecontrol.h.

Referenced by ff_rate_control_init(), ff_rate_estimate_qscale(), get_qscale(), and init_pass2().

◆ p_cplx_sum

uint64_t RateControlContext::p_cplx_sum[5]

Definition at line 77 of file ratecontrol.h.

Referenced by ff_rate_control_init(), ff_rate_estimate_qscale(), get_qscale(), and init_pass2().

◆ mv_bits_sum

uint64_t RateControlContext::mv_bits_sum[5]

Definition at line 78 of file ratecontrol.h.

Referenced by ff_rate_control_init(), ff_rate_estimate_qscale(), and init_pass2().

◆ qscale_sum

uint64_t RateControlContext::qscale_sum[5]

Definition at line 79 of file ratecontrol.h.

Referenced by ff_rate_control_init(), and get_qscale().

◆ frame_count

int RateControlContext::frame_count[5]

Definition at line 80 of file ratecontrol.h.

Referenced by ff_rate_control_init(), ff_rate_estimate_qscale(), get_qscale(), and init_pass2().

◆ last_non_b_pict_type

int RateControlContext::last_non_b_pict_type

Definition at line 81 of file ratecontrol.h.

Referenced by get_diff_limited_q().

◆ rc_eq_eval

AVExpr* RateControlContext::rc_eq_eval

Definition at line 83 of file ratecontrol.h.

Referenced by ff_rate_control_init(), ff_rate_control_uninit(), and get_qscale().

The documentation for this struct was generated from the following file:

libavcodec/ratecontrol.h

Generated on Tue Feb 28 2023 21:34:44 for FFmpeg by doxygen 1.8.17