Rate control for video encoders. More...
#include "libavutil/intmath.h"#include "avcodec.h"#include "dsputil.h"#include "ratecontrol.h"#include "mpegvideo.h"#include "libavutil/eval.h"#include <assert.h>Go to the source code of this file.
Macros | |
| #define | M_E 2.718281828 |
Functions | |
| static int | init_pass2 (MpegEncContext *s) |
| static double | get_qscale (MpegEncContext *s, RateControlEntry *rce, double rate_factor, int frame_num) |
| Modify the bitrate curve from pass1 for one frame. More... | |
| void | ff_write_pass1_stats (MpegEncContext *s) |
| static double | qp2bits (RateControlEntry *rce, double qp) |
| static double | bits2qp (RateControlEntry *rce, double bits) |
| int | ff_rate_control_init (MpegEncContext *s) |
| void | ff_rate_control_uninit (MpegEncContext *s) |
| int | ff_vbv_update (MpegEncContext *s, int frame_size) |
| static double | get_diff_limited_q (MpegEncContext *s, RateControlEntry *rce, double q) |
| static void | get_qminmax (int *qmin_ret, int *qmax_ret, MpegEncContext *s, int pict_type) |
| Get the qmin & qmax for pict_type. More... | |
| static double | modify_qscale (MpegEncContext *s, RateControlEntry *rce, double q, int frame_num) |
| static double | predict_size (Predictor *p, double q, double var) |
| static void | update_predictor (Predictor *p, double q, double var, double size) |
| static void | adaptive_quantization (MpegEncContext *s, double q) |
| void | ff_get_2pass_fcode (MpegEncContext *s) |
| float | ff_rate_estimate_qscale (MpegEncContext *s, int dry_run) |
Rate control for video encoders.
Definition in file ratecontrol.c.
| #define M_E 2.718281828 |
Definition at line 39 of file ratecontrol.c.
Referenced by config_input(), config_input_overlay(), config_output_props(), config_props(), get_qscale(), and init().
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Definition at line 524 of file ratecontrol.c.
Referenced by ff_rate_estimate_qscale().
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inlinestatic |
Definition at line 59 of file ratecontrol.c.
Referenced by ff_rate_control_init(), get_qscale(), and modify_qscale().
| void ff_get_2pass_fcode | ( | MpegEncContext * | s | ) |
Definition at line 632 of file ratecontrol.c.
Referenced by encode_picture().
| int ff_rate_control_init | ( | MpegEncContext * | s | ) |
Definition at line 66 of file ratecontrol.c.
Referenced by encode_init(), and ff_MPV_encode_init().
| void ff_rate_control_uninit | ( | MpegEncContext * | s | ) |
Definition at line 252 of file ratecontrol.c.
Referenced by ff_MPV_encode_end().
| float ff_rate_estimate_qscale | ( | MpegEncContext * | s, |
| int | dry_run | ||
| ) |
Definition at line 644 of file ratecontrol.c.
Referenced by encode_frame(), estimate_qp(), and ratecontrol_1pass().
| int ff_vbv_update | ( | MpegEncContext * | s, |
| int | frame_size | ||
| ) |
Definition at line 266 of file ratecontrol.c.
Referenced by ff_MPV_encode_picture(), init_pass2(), and select_input_picture().
| void ff_write_pass1_stats | ( | MpegEncContext * | s | ) |
Definition at line 45 of file ratecontrol.c.
Referenced by encode_frame(), and ff_MPV_encode_picture().
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Definition at line 377 of file ratecontrol.c.
Referenced by ff_rate_estimate_qscale(), and init_pass2().
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Get the qmin & qmax for pict_type.
Definition at line 410 of file ratecontrol.c.
Referenced by ff_rate_estimate_qscale(), and modify_qscale().
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Modify the bitrate curve from pass1 for one frame.
Definition at line 306 of file ratecontrol.c.
Referenced by ff_rate_control_init(), ff_rate_estimate_qscale(), and init_pass2().
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Definition at line 796 of file ratecontrol.c.
Referenced by ff_rate_control_init().
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Definition at line 433 of file ratecontrol.c.
Referenced by ff_rate_estimate_qscale(), and init_pass2().
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Definition at line 508 of file ratecontrol.c.
Referenced by ff_rate_estimate_qscale().
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inlinestatic |
Definition at line 52 of file ratecontrol.c.
Referenced by ff_rate_control_init(), get_qscale(), and init_pass2().
Definition at line 513 of file ratecontrol.c.
Referenced by ff_rate_estimate_qscale().