AT1Ctx Struct Reference

The atrac1 context, holds all needed parameters for decoding. More...

Data Fields
AT1SUCtx	SUs [AT1_MAX_CHANNELS]
	channel sound unit More...
float	spec [AT1_SU_SAMPLES]
	the mdct spectrum buffer More...
float	low [256]
float	mid [256]
float	high [512]
float *	bands [3]
AVTXContext *	mdct_ctx [3]
av_tx_fn	mdct_fn [3]
void(*	vector_fmul_window )(float *dst, const float *src0, const float *src1, const float *win, int len)

Detailed Description

The atrac1 context, holds all needed parameters for decoding.

Definition at line 75 of file atrac1.c.

Field Documentation

SUs

AT1SUCtx AT1Ctx::SUs[AT1_MAX_CHANNELS]

channel sound unit

Definition at line 76 of file atrac1.c.

Referenced by atrac1_decode_frame(), and atrac1_decode_init().

spec

float AT1Ctx::spec[AT1_SU_SAMPLES]

the mdct spectrum buffer

Definition at line 77 of file atrac1.c.

Referenced by at1_imdct_block(), and atrac1_decode_frame().

low

float AT1Ctx::low[256]

Definition at line 79 of file atrac1.c.

Referenced by atrac1_decode_init().

mid

float AT1Ctx::mid[256]

Definition at line 80 of file atrac1.c.

Referenced by atrac1_decode_init().

high

float AT1Ctx::high[512]

Definition at line 81 of file atrac1.c.

Referenced by atrac1_decode_init().

bands

float* AT1Ctx::bands[3]

Definition at line 82 of file atrac1.c.

Referenced by at1_imdct_block(), at1_subband_synthesis(), and atrac1_decode_init().

mdct_ctx

AVTXContext* AT1Ctx::mdct_ctx[3]

Definition at line 83 of file atrac1.c.

Referenced by at1_imdct(), atrac1_decode_end(), and atrac1_decode_init().

mdct_fn

av_tx_fn AT1Ctx::mdct_fn[3]

Definition at line 84 of file atrac1.c.

Referenced by at1_imdct(), and atrac1_decode_init().

vector_fmul_window

void(* AT1Ctx::vector_fmul_window) (float *dst, const float *src0, const float *src1, const float *win, int len)

Definition at line 85 of file atrac1.c.

Referenced by at1_imdct_block(), and atrac1_decode_init().

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

• libavcodec/atrac1.c