FFPsyContext Struct Reference

context used by psychoacoustic model More...

#include <psymodel.h>

Data Fields
AVCodecContext *	avctx
	encoder context
struct FFPsyModel *	model
	encoder-specific model functions
FFPsyChannel *	ch
	single channel information
FFPsyChannelGroup *	group
	channel group information
int	num_groups
	number of channel groups
uint8_t **	bands
	scalefactor band sizes for possible frame sizes
int *	num_bands
	number of scalefactor bands for possible frame sizes
int	num_lens
	number of scalefactor band sets
struct {
int   size
	size of the bitresevoir in bits
int   bits
	number of bits used in the bitresevoir
}	bitres
void *	model_priv_data
	psychoacoustic model implementation private data

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Detailed Description

context used by psychoacoustic model

Definition at line 76 of file psymodel.h.

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Field Documentation

AVCodecContext* FFPsyContext::avctx

encoder context

Definition at line 77 of file psymodel.h.

Referenced by ff_psy_init(), psy_3gpp_init(), and psy_3gpp_window().

uint8_t** FFPsyContext::bands

scalefactor band sizes for possible frame sizes

Definition at line 84 of file psymodel.h.

Referenced by aac_encode_frame(), ff_psy_end(), ff_psy_init(), and psy_3gpp_init().

struct { ... } FFPsyContext::bitres

Referenced by aac_encode_frame(), and psy_3gpp_init().

int FFPsyContext::bits

number of bits used in the bitresevoir

Definition at line 90 of file psymodel.h.

Referenced by aac_encode_frame().

FFPsyChannel* FFPsyContext::ch

single channel information

Definition at line 80 of file psymodel.h.

Referenced by encode_window_bands_info(), ff_psy_end(), ff_psy_init(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_fast(), and search_for_quantizers_twoloop().

FFPsyChannelGroup* FFPsyContext::group

channel group information

Definition at line 81 of file psymodel.h.

Referenced by ff_psy_end(), ff_psy_find_group(), and ff_psy_init().

struct FFPsyModel* FFPsyContext::model [read]

encoder-specific model functions

Definition at line 78 of file psymodel.h.

Referenced by aac_encode_frame(), ff_psy_end(), and ff_psy_init().

void* FFPsyContext::model_priv_data

psychoacoustic model implementation private data

Definition at line 93 of file psymodel.h.

Referenced by psy_3gpp_analyze_channel(), psy_3gpp_end(), psy_3gpp_init(), psy_3gpp_window(), and psy_lame_window().

int* FFPsyContext::num_bands

number of scalefactor bands for possible frame sizes

Definition at line 85 of file psymodel.h.

Referenced by aac_encode_frame(), ff_psy_end(), ff_psy_init(), and psy_3gpp_init().

int FFPsyContext::num_groups

number of channel groups

Definition at line 82 of file psymodel.h.

int FFPsyContext::num_lens

number of scalefactor band sets

Definition at line 86 of file psymodel.h.

int FFPsyContext::size

size of the bitresevoir in bits

Definition at line 89 of file psymodel.h.

Referenced by psy_3gpp_init().

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

• libavcodec/psymodel.h