RA144Context Struct Reference

#include <ra144.h>


Data Fields

AVCodecContextavctx
AVFrame frame
LPCContext lpc_ctx
AudioFrameQueue afq
int last_frame
unsigned int old_energy
 previous frame energy
unsigned int lpc_tables [2][10]
unsigned intlpc_coef [2]
 LPC coefficients: lpc_coef[0] is the coefficients of the current frame and lpc_coef[1] of the previous one.
unsigned int lpc_refl_rms [2]
int16_t curr_block [NBLOCKS *BLOCKSIZE]
int16_t curr_sblock [50]
 The current subblock padded by the last 10 values of the previous one.
uint16_t adapt_cb [146+2]
 Adaptive codebook, its size is two units bigger to avoid a buffer overflow.


Detailed Description

Definition at line 36 of file ra144.h.


Field Documentation

uint16_t RA144Context::adapt_cb[146+2]

Adaptive codebook, its size is two units bigger to avoid a buffer overflow.

Definition at line 60 of file ra144.h.

Referenced by ff_subblock_synthesis(), and ra144_encode_subblock().

Definition at line 40 of file ra144.h.

Referenced by ra144_encode_close(), ra144_encode_frame(), and ra144_encode_init().

Definition at line 37 of file ra144.h.

Referenced by ff_interp(), ra144_decode_init(), and ra144_encode_init().

int16_t RA144Context::curr_block[NBLOCKS *BLOCKSIZE]

Definition at line 53 of file ra144.h.

Referenced by ra144_encode_frame().

The current subblock padded by the last 10 values of the previous one.

Definition at line 56 of file ra144.h.

Referenced by ff_subblock_synthesis(), ra144_decode_frame(), and ra144_encode_subblock().

Definition at line 38 of file ra144.h.

Referenced by ra144_decode_frame(), and ra144_decode_init().

Definition at line 41 of file ra144.h.

Referenced by ra144_encode_frame().

LPC coefficients: lpc_coef[0] is the coefficients of the current frame and lpc_coef[1] of the previous one.

Definition at line 49 of file ra144.h.

Referenced by ff_interp(), ra144_decode_frame(), ra144_decode_init(), ra144_encode_frame(), and ra144_encode_init().

Definition at line 39 of file ra144.h.

Referenced by ra144_encode_close(), ra144_encode_frame(), and ra144_encode_init().

Definition at line 51 of file ra144.h.

Referenced by ff_interp(), ra144_decode_frame(), and ra144_encode_frame().

unsigned int RA144Context::lpc_tables[2][10]

Definition at line 45 of file ra144.h.

Referenced by ra144_decode_init(), and ra144_encode_init().

previous frame energy

Definition at line 43 of file ra144.h.

Referenced by ra144_decode_frame(), and ra144_encode_frame().


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

Generated on Fri Oct 26 02:50:16 2012 for FFmpeg by  doxygen 1.5.8