aacenc.h File Reference

#include <stdint.h>
#include "libavutil/channel_layout.h"
#include "libavutil/float_dsp.h"
#include "libavutil/mem_internal.h"
#include "libavutil/tx.h"
#include "avcodec.h"
#include "put_bits.h"
#include "aac.h"
#include "aacencdsp.h"
#include "audio_frame_queue.h"
#include "psymodel.h"
#include "lpc.h"

Go to the source code of this file.

Data Structures
struct	PredictorState
	Predictor State. More...
struct	AACEncOptions
struct	IndividualChannelStream
	Individual Channel Stream. More...
struct	TemporalNoiseShaping
	Temporal Noise Shaping. More...
struct	SingleChannelElement
	Single Channel Element - used for both SCE and LFE elements. More...
struct	ChannelElement
	channel element - generic struct for SCE/CPE/CCE/LFE More...
struct	AACCoefficientsEncoder
struct	AACQuantizeBandCostCacheEntry
struct	NMRSlot
	NMR coder per-band candidate cost curves (~96 KiB) and rate-control carry-over. More...
struct	AACNMRCurves
struct	AACPCEInfo
struct	AACEncContext
	AAC encoder context. More...

Macros
#define	CLIP_AVOIDANCE_FACTOR   0.95f
#define	NMR_NCAND   96
	per-band scalefactor candidates above the finest codeable sf (NMR coder) More...

Enumerations
enum	AACCoder { AAC_CODER_TWOLOOP, AAC_CODER_FAST, AAC_CODER_NMR, AAC_CODER_NB }

Functions
void	ff_quantize_band_cost_cache_init (struct AACEncContext *s)

Variables
const AACCoefficientsEncoder	ff_aac_coders []

Macro Definition Documentation

CLIP_AVOIDANCE_FACTOR

#define CLIP_AVOIDANCE_FACTOR   0.95f

Definition at line 42 of file aacenc.h.

NMR_NCAND

#define NMR_NCAND   96

per-band scalefactor candidates above the finest codeable sf (NMR coder)

Definition at line 171 of file aacenc.h.

Enumeration Type Documentation

AACCoder

enum AACCoder

Enumerator
AAC_CODER_TWOLOOP
AAC_CODER_FAST
AAC_CODER_NMR
AAC_CODER_NB

Definition at line 44 of file aacenc.h.

Function Documentation

ff_quantize_band_cost_cache_init()

void ff_quantize_band_cost_cache_init

(

struct AACEncContext *

s

)

Definition at line 373 of file aacenc.c.

Referenced by nmr_setup_channel(), nmr_solve_group(), search_for_quantizers_fast(), and search_for_quantizers_twoloop().

Variable Documentation

ff_aac_coders

const AACCoefficientsEncoder ff_aac_coders[]

Definition at line 827 of file aaccoder.c.

Referenced by aac_encode_init().