Psy3gppChannel Struct Reference

single/pair channel context for psychoacoustic model More...

Data Fields
Psy3gppBand	band [128]
	bands information
Psy3gppBand	prev_band [128]
	bands information from the previous frame
float	win_energy
	sliding average of channel energy
float	iir_state [2]
	hi-pass IIR filter state
uint8_t	next_grouping
	stored grouping scheme for the next frame (in case of 8 short window sequence)
enum WindowSequence	next_window_seq
	window sequence to be used in the next frame

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Detailed Description

single/pair channel context for psychoacoustic model

Definition at line 65 of file aacpsy.c.

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Field Documentation

Psy3gppBand Psy3gppChannel::band[128]

bands information

Definition at line 66 of file aacpsy.c.

float Psy3gppChannel::iir_state[2]

hi-pass IIR filter state

Definition at line 70 of file aacpsy.c.

uint8_t Psy3gppChannel::next_grouping

stored grouping scheme for the next frame (in case of 8 short window sequence)

Definition at line 71 of file aacpsy.c.

enum WindowSequence Psy3gppChannel::next_window_seq

window sequence to be used in the next frame

Definition at line 72 of file aacpsy.c.

Psy3gppBand Psy3gppChannel::prev_band[128]

bands information from the previous frame

Definition at line 67 of file aacpsy.c.

float Psy3gppChannel::win_energy

sliding average of channel energy

Definition at line 69 of file aacpsy.c.

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

• libavcodec/aacpsy.c