opusenc_psy.c File Reference

#include <float.h>
#include "libavutil/mem.h"
#include "opusenc_psy.h"
#include "opus_celt.h"
#include "opus_pvq.h"
#include "opustab.h"
#include "libavfilter/window_func.h"

Go to the source code of this file.

Functions
static float	pvq_band_cost (CeltPVQ *pvq, CeltFrame *f, OpusRangeCoder *rc, int band, float *bits, float lambda)
static void	step_collect_psy_metrics (OpusPsyContext *s, int index)
static void	search_for_change_points (OpusPsyContext *s, float tgt_change, int offset_s, int offset_e, int resolution, int level)
static int	flush_silent_frames (OpusPsyContext *s)
static void	psy_output_groups (OpusPsyContext *s)
int	ff_opus_psy_process (OpusPsyContext *s, OpusPacketInfo *p)
void	ff_opus_psy_celt_frame_init (OpusPsyContext *s, CeltFrame *f, int index)
static void	celt_gauge_psy_weight (OpusPsyContext *s, OpusPsyStep **start, CeltFrame *f_out)
static int	bands_dist (OpusPsyContext *s, CeltFrame *f, float *total_dist)
static void	celt_search_for_dual_stereo (OpusPsyContext *s, CeltFrame *f)
static void	celt_search_for_intensity (OpusPsyContext *s, CeltFrame *f)
static int	celt_search_for_tf (OpusPsyContext *s, OpusPsyStep **start, CeltFrame *f)
int	ff_opus_psy_celt_frame_process (OpusPsyContext *s, CeltFrame *f, int index)
void	ff_opus_psy_postencode_update (OpusPsyContext *s, CeltFrame *f)
av_cold int	ff_opus_psy_init (OpusPsyContext *s, AVCodecContext *avctx, struct FFBufQueue *bufqueue, OpusEncOptions *options)
void	ff_opus_psy_signal_eof (OpusPsyContext *s)
av_cold int	ff_opus_psy_end (OpusPsyContext *s)

Function Documentation

pvq_band_cost()

static float pvq_band_cost ( CeltPVQ *  pvq, CeltFrame *  f, OpusRangeCoder *  rc, int  band, float *  bits, float  lambda  )

static

Definition at line 31 of file opusenc_psy.c.

Referenced by bands_dist().

step_collect_psy_metrics()

static void step_collect_psy_metrics ( OpusPsyContext *  s, int  index  )

static

Definition at line 82 of file opusenc_psy.c.

Referenced by ff_opus_psy_process().

search_for_change_points()

static void search_for_change_points ( OpusPsyContext *  s, float  tgt_change, int  offset_s, int  offset_e, int  resolution, int  level  )

static

Definition at line 168 of file opusenc_psy.c.

Referenced by ff_opus_psy_process().

flush_silent_frames()

static int flush_silent_frames ( OpusPsyContext *  s )

static

Definition at line 188 of file opusenc_psy.c.

Referenced by psy_output_groups().

psy_output_groups()

static void psy_output_groups ( OpusPsyContext *  s )

static

Definition at line 210 of file opusenc_psy.c.

Referenced by ff_opus_psy_process().

ff_opus_psy_process()

int ff_opus_psy_process	(	OpusPsyContext *	s,
		OpusPacketInfo *	p
	)

Definition at line 227 of file opusenc_psy.c.

Referenced by opus_encode_frame().

ff_opus_psy_celt_frame_init()

void ff_opus_psy_celt_frame_init	(	OpusPsyContext *	s,
		CeltFrame *	f,
		int	index
	)

Definition at line 258 of file opusenc_psy.c.

Referenced by celt_encode_frame().

celt_gauge_psy_weight()

static void celt_gauge_psy_weight ( OpusPsyContext *  s, OpusPsyStep **  start, CeltFrame *  f_out  )

static

Definition at line 314 of file opusenc_psy.c.

Referenced by ff_opus_psy_celt_frame_process().

bands_dist()

static int bands_dist ( OpusPsyContext *  s, CeltFrame *  f, float *  total_dist  )

static

Definition at line 367 of file opusenc_psy.c.

Referenced by celt_search_for_dual_stereo(), and celt_search_for_intensity().

celt_search_for_dual_stereo()

static void celt_search_for_dual_stereo ( OpusPsyContext *  s, CeltFrame *  f  )

static

Definition at line 386 of file opusenc_psy.c.

Referenced by ff_opus_psy_celt_frame_process().

celt_search_for_intensity()

static void celt_search_for_intensity ( OpusPsyContext *  s, CeltFrame *  f  )

static

Definition at line 402 of file opusenc_psy.c.

Referenced by ff_opus_psy_celt_frame_process().

celt_search_for_tf()

static int celt_search_for_tf ( OpusPsyContext *  s, OpusPsyStep **  start, CeltFrame *  f  )

static

Definition at line 425 of file opusenc_psy.c.

Referenced by ff_opus_psy_celt_frame_process().

ff_opus_psy_celt_frame_process()

int ff_opus_psy_celt_frame_process	(	OpusPsyContext *	s,
		CeltFrame *	f,
		int	index
	)

Definition at line 459 of file opusenc_psy.c.

Referenced by celt_encode_frame().

ff_opus_psy_postencode_update()

void ff_opus_psy_postencode_update	(	OpusPsyContext *	s,
		CeltFrame *	f
	)

Definition at line 480 of file opusenc_psy.c.

Referenced by opus_encode_frame().

ff_opus_psy_init()

av_cold int ff_opus_psy_init	(	OpusPsyContext *	s,
		AVCodecContext *	avctx,
		struct FFBufQueue *	bufqueue,
		OpusEncOptions *	options
	)

Definition at line 516 of file opusenc_psy.c.

Referenced by opus_encode_init().

ff_opus_psy_signal_eof()

void ff_opus_psy_signal_eof

(

OpusPsyContext *

s

)

Definition at line 590 of file opusenc_psy.c.

Referenced by opus_encode_frame().

ff_opus_psy_end()

av_cold int ff_opus_psy_end

(

OpusPsyContext *

s

)

Definition at line 595 of file opusenc_psy.c.

Referenced by opus_encode_end().