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Data Fields
AACEncContext Struct Reference

AAC encoder context. More...

#include <aacenc.h>

Data Fields

AVClassav_class
 
AACEncOptions options
 encoding options More...
 
PutBitContext pb
 
FFTContext mdct1024
 long (1024 samples) frame transform context More...
 
FFTContext mdct128
 short (128 samples) frame transform context More...
 
AVFloatDSPContextfdsp
 
float * planar_samples [6]
 saved preprocessed input More...
 
int samplerate_index
 MPEG-4 samplerate index. More...
 
int channels
 channel count More...
 
const uint8_tchan_map
 channel configuration map More...
 
ChannelElementcpe
 channel elements More...
 
FFPsyContext psy
 
struct FFPsyPreprocessContextpsypp
 
AACCoefficientsEncodercoder
 
int cur_channel
 
int last_frame
 
float lambda
 
AudioFrameQueue afq
 
int qcoefs [96]
 quantized coefficients More...
 
float scoefs [1024]
 scaled coefficients More...
 
struct {
   float *   samples
 
buffer
 

Detailed Description

AAC encoder context.

Definition at line 69 of file aacenc.h.

Field Documentation

AVClass* AACEncContext::av_class

Definition at line 70 of file aacenc.h.

AACEncOptions AACEncContext::options

encoding options

Definition at line 71 of file aacenc.h.

Referenced by aac_encode_frame(), aac_encode_init(), and ff_aac_coder_init_mips().

PutBitContext AACEncContext::pb
FFTContext AACEncContext::mdct1024

long (1024 samples) frame transform context

Definition at line 73 of file aacenc.h.

Referenced by aac_encode_end(), apply_window_and_mdct(), and dsp_init().

FFTContext AACEncContext::mdct128

short (128 samples) frame transform context

Definition at line 74 of file aacenc.h.

Referenced by aac_encode_end(), apply_window_and_mdct(), and dsp_init().

AVFloatDSPContext* AACEncContext::fdsp

Definition at line 75 of file aacenc.h.

Referenced by aac_encode_end(), apply_window_and_mdct(), and dsp_init().

float* AACEncContext::planar_samples[6]

saved preprocessed input

Definition at line 76 of file aacenc.h.

Referenced by aac_encode_frame(), alloc_buffers(), and copy_input_samples().

int AACEncContext::samplerate_index

MPEG-4 samplerate index.

Definition at line 78 of file aacenc.h.

Referenced by aac_encode_frame(), aac_encode_init(), and put_audio_specific_config().

int AACEncContext::channels

channel count

Definition at line 79 of file aacenc.h.

Referenced by aac_encode_frame(), aac_encode_init(), alloc_buffers(), copy_input_samples(), and put_audio_specific_config().

const uint8_t* AACEncContext::chan_map

channel configuration map

Definition at line 80 of file aacenc.h.

Referenced by aac_encode_frame(), aac_encode_init(), and alloc_buffers().

ChannelElement* AACEncContext::cpe

channel elements

Definition at line 82 of file aacenc.h.

Referenced by aac_encode_end(), aac_encode_frame(), and alloc_buffers().

FFPsyContext AACEncContext::psy
struct FFPsyPreprocessContext* AACEncContext::psypp

Definition at line 84 of file aacenc.h.

Referenced by aac_encode_end(), aac_encode_frame(), and aac_encode_init().

AACCoefficientsEncoder* AACEncContext::coder
int AACEncContext::cur_channel
int AACEncContext::last_frame

Definition at line 87 of file aacenc.h.

Referenced by aac_encode_frame().

float AACEncContext::lambda
AudioFrameQueue AACEncContext::afq

Definition at line 89 of file aacenc.h.

Referenced by aac_encode_end(), aac_encode_frame(), and aac_encode_init().

int AACEncContext::qcoefs[96]

quantized coefficients

Definition at line 90 of file aacenc.h.

Referenced by quantize_and_encode_band_cost_template().

float AACEncContext::scoefs[1024]
float* AACEncContext::samples

Definition at line 94 of file aacenc.h.

Referenced by aac_encode_end(), and alloc_buffers().

struct { ... } AACEncContext::buffer

Referenced by aac_encode_end(), and alloc_buffers().


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