FFTContext Struct Reference

#include <fft.h>

Data Fields
int	nbits
int	inverse
uint16_t *	revtab
FFTComplex *	exptab
FFTComplex *	exptab1
FFTComplex *	tmp_buf
int	mdct_size
int	mdct_bits
FFTSample *	tcos
FFTSample *	tsin
void(*	fft_permute )(struct FFTContext *s, FFTComplex *z)
void(*	fft_calc )(struct FFTContext *s, FFTComplex *z)
void(*	imdct_calc )(struct FFTContext *s, FFTSample *output, const FFTSample *input)
void(*	imdct_half )(struct FFTContext *s, FFTSample *output, const FFTSample *input)
void(*	mdct_calc )(struct FFTContext *s, FFTSample *output, const FFTSample *input)
int	split_radix
int	permutation

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Detailed Description

Definition at line 32 of file fft.h.

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Field Documentation

FFTComplex* FFTContext::exptab

Definition at line 36 of file fft.h.

Referenced by ff_fft_end(), and ff_fft_init().

FFTComplex* FFTContext::exptab1

Definition at line 37 of file fft.h.

Referenced by ff_fft_calc_altivec(), ff_fft_end(), and ff_fft_init().

void(* FFTContext::fft_calc)(struct FFTContext *s, FFTComplex *z)

Referenced by av_fft_calc(), ff_fft_calc(), ff_fft_init(), ff_fft_init_altivec(), ff_fft_init_arm(), and ff_fft_init_mmx().

void(* FFTContext::fft_permute)(struct FFTContext *s, FFTComplex *z)

Referenced by av_fft_permute(), ff_fft_init(), ff_fft_init_arm(), ff_fft_init_mmx(), and ff_fft_permute().

void(* FFTContext::imdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input)

Referenced by ff_fft_init(), ff_fft_init_arm(), ff_fft_init_mmx(), and ff_imdct_calc().

void(* FFTContext::imdct_half)(struct FFTContext *s, FFTSample *output, const FFTSample *input)

Referenced by ff_fft_init(), ff_fft_init_arm(), ff_fft_init_mmx(), and ff_imdct_half().

int FFTContext::inverse

Definition at line 34 of file fft.h.

Referenced by ff_fft_calc_altivec(), and ff_fft_init().

int FFTContext::mdct_bits

Definition at line 40 of file fft.h.

Referenced by ff_imdct_calc_3dn2(), ff_imdct_calc_c(), ff_imdct_calc_sse(), ff_imdct_half_3dn2(), ff_imdct_half_c(), ff_imdct_half_sse(), ff_mdct_calc_c(), and ff_mdct_init().

void(* FFTContext::mdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input)

Referenced by ff_fft_init(), ff_fft_init_arm(), and ff_mdct_calc().

int FFTContext::mdct_size

Definition at line 39 of file fft.h.

Referenced by ff_mdct_init().

int FFTContext::nbits

Definition at line 33 of file fft.h.

Referenced by ff_fft_calc_3dn2(), ff_fft_calc_altivec(), ff_fft_calc_c(), ff_fft_calc_sse(), ff_fft_init(), ff_fft_permute_c(), ff_fft_permute_sse(), ff_imdct_half_3dn2(), and ff_imdct_half_sse().

int FFTContext::permutation

Definition at line 50 of file fft.h.

Referenced by ff_fft_init_arm(), and ff_mdct_init().

uint16_t* FFTContext::revtab

Definition at line 35 of file fft.h.

Referenced by ff_fft_end(), ff_fft_init(), ff_fft_permute_c(), ff_fft_permute_sse(), ff_imdct_half_3dn2(), ff_imdct_half_c(), ff_imdct_half_sse(), and ff_mdct_calc_c().

int FFTContext::split_radix

Definition at line 49 of file fft.h.

Referenced by ff_fft_init(), and ff_fft_init_altivec().

FFTSample* FFTContext::tcos

Definition at line 42 of file fft.h.

Referenced by ff_imdct_half_3dn2(), ff_imdct_half_c(), ff_imdct_half_sse(), ff_mdct_calc_c(), ff_mdct_end(), and ff_mdct_init().

FFTComplex* FFTContext::tmp_buf

Definition at line 38 of file fft.h.

Referenced by ff_fft_end(), ff_fft_init(), ff_fft_permute_c(), and ff_fft_permute_sse().

FFTSample* FFTContext::tsin

Definition at line 43 of file fft.h.

Referenced by ff_imdct_half_3dn2(), ff_imdct_half_c(), ff_imdct_half_sse(), ff_mdct_calc_c(), and ff_mdct_init().

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

• libavcodec/fft.h