AC3MDCTContext Struct Reference

#include <ac3enc_fixed.h>

Data Fields
const int16_t *	window
	MDCT window function.
int	nbits
	log2(transform size)
int16_t *	costab
	FFT cos table.
int16_t *	sintab
	FFT sin table.
int16_t *	xcos1
	MDCT cos table.
int16_t *	xsin1
	MDCT sin table.
int16_t *	rot_tmp
	temp buffer for pre-rotated samples
IComplex *	cplx_tmp
	temp buffer for complex pre-rotated samples
const float *	window
	MDCT window function.
FFTContext	fft
	FFT context for MDCT calculation.

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Detailed Description

Definition at line 48 of file ac3enc_fixed.h.

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Field Documentation

const int16_t* AC3MDCTContext::window

MDCT window function.

Definition at line 49 of file ac3enc_fixed.h.

Referenced by apply_mdct(), mdct_end(), and mdct_init().

int AC3MDCTContext::nbits

log2(transform size)

Definition at line 50 of file ac3enc_fixed.h.

Referenced by mdct512(), mdct_end(), and mdct_init().

int16_t* AC3MDCTContext::costab

FFT cos table.

Definition at line 51 of file ac3enc_fixed.h.

Referenced by fft(), fft_init(), and mdct_end().

int16_t* AC3MDCTContext::sintab

FFT sin table.

Definition at line 52 of file ac3enc_fixed.h.

Referenced by fft(), fft_init(), and mdct_end().

int16_t* AC3MDCTContext::xcos1

MDCT cos table.

Definition at line 53 of file ac3enc_fixed.h.

Referenced by mdct512(), mdct_end(), and mdct_init().

int16_t* AC3MDCTContext::xsin1

MDCT sin table.

Definition at line 54 of file ac3enc_fixed.h.

Referenced by mdct512(), mdct_end(), and mdct_init().

int16_t* AC3MDCTContext::rot_tmp

temp buffer for pre-rotated samples

Definition at line 55 of file ac3enc_fixed.h.

Referenced by mdct512(), mdct_end(), and mdct_init().

IComplex* AC3MDCTContext::cplx_tmp

temp buffer for complex pre-rotated samples

Definition at line 56 of file ac3enc_fixed.h.

Referenced by mdct512(), mdct_end(), and mdct_init().

const float* AC3MDCTContext::window

MDCT window function.

Definition at line 41 of file ac3enc_float.h.

FFTContext AC3MDCTContext::fft

FFT context for MDCT calculation.

Definition at line 42 of file ac3enc_float.h.

Referenced by mdct512(), mdct_end(), and mdct_init().

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

• libavcodec/ac3enc_fixed.h
• libavcodec/ac3enc_float.h