Public Member Functions | Data Fields

AACContext Struct Reference

main AAC context More...

#include <aac.h>

Public Member Functions

 DECLARE_ALIGNED (16, float, buf_mdct)[1024]
 DECLARE_ALIGNED (16, float, temp)[128]

Data Fields

AVCodecContextavctx
MPEG4AudioConfig m4ac
int is_saved
 Set if elements have stored overlap from previous frame.
DynamicRangeControl che_drc
enum ChannelPosition che_pos [4][MAX_ELEM_ID]
 channel element channel mapping with the first index as the first 4 raw data block types
ChannelElementche [4][MAX_ELEM_ID]
ChannelElementtag_che_map [4][MAX_ELEM_ID]
uint8_t tags_seen_this_frame [4][MAX_ELEM_ID]
int tags_mapped
FFTContext mdct
FFTContext mdct_small
DSPContext dsp
int random_state
float * output_data [MAX_CHANNELS]
 Points to each element's 'ret' buffer (PCM output).
float add_bias
 offset for dsp.float_to_int16
float sf_scale
 Pre-scale for correct IMDCT and dsp.float_to_int16.
int sf_offset
 offset into pow2sf_tab as appropriate for dsp.float_to_int16
enum OCStatus output_configured

Detailed Description

main AAC context

Definition at line 237 of file aac.h.


Member Function Documentation

AACContext::DECLARE_ALIGNED ( 16  ,
float  ,
temp   
)

Field Documentation

Definition at line 243 of file aac.h.

Referenced by decode_extension_payload().

Set if elements have stored overlap from previous frame.

Definition at line 242 of file aac.h.


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