MpegAudioContext Struct Reference

Data Fields
PutBitContext	pb
int	nb_channels
int	lsf
int	bitrate_index
int	freq_index
int	frame_size
int	frame_frac
int	frame_frac_incr
int	do_padding
short	samples_buf [MPA_MAX_CHANNELS][SAMPLES_BUF_SIZE]
int	samples_offset [MPA_MAX_CHANNELS]
int	sb_samples [MPA_MAX_CHANNELS][3][12][SBLIMIT]
unsigned char	scale_factors [MPA_MAX_CHANNELS][SBLIMIT][3]
unsigned char	scale_code [MPA_MAX_CHANNELS][SBLIMIT]
int	sblimit
const unsigned char *	alloc_table
int16_t	filter_bank [512]
int	scale_factor_table [64]
unsigned char	scale_diff_table [128]
int8_t	scale_factor_shift [64]
unsigned short	scale_factor_mult [64]
unsigned short	total_quant_bits [17]

Detailed Description

Definition at line 47 of file mpegaudioenc_template.c.

Field Documentation

pb

PutBitContext MpegAudioContext::pb

Definition at line 48 of file mpegaudioenc_template.c.

Referenced by encode_frame(), and MPA_encode_frame().

nb_channels

int MpegAudioContext::nb_channels

Definition at line 49 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), encode_frame(), MPA_encode_frame(), and MPA_encode_init().

lsf

int MpegAudioContext::lsf

Definition at line 50 of file mpegaudioenc_template.c.

Referenced by encode_frame(), and MPA_encode_init().

bitrate_index

int MpegAudioContext::bitrate_index

Definition at line 51 of file mpegaudioenc_template.c.

Referenced by encode_frame(), and MPA_encode_init().

freq_index

int MpegAudioContext::freq_index

Definition at line 52 of file mpegaudioenc_template.c.

Referenced by encode_frame(), and MPA_encode_init().

frame_size

int MpegAudioContext::frame_size

Definition at line 53 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), and MPA_encode_init().

frame_frac

int MpegAudioContext::frame_frac

Definition at line 55 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), and MPA_encode_init().

frame_frac_incr

int MpegAudioContext::frame_frac_incr

Definition at line 55 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), and MPA_encode_init().

do_padding

int MpegAudioContext::do_padding

Definition at line 55 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), and encode_frame().

samples_buf

short MpegAudioContext::samples_buf[MPA_MAX_CHANNELS][SAMPLES_BUF_SIZE]

Definition at line 56 of file mpegaudioenc_template.c.

Referenced by filter().

samples_offset

int MpegAudioContext::samples_offset[MPA_MAX_CHANNELS]

Definition at line 57 of file mpegaudioenc_template.c.

Referenced by filter(), and MPA_encode_init().

sb_samples

int MpegAudioContext::sb_samples[MPA_MAX_CHANNELS][3][12][SBLIMIT]

Definition at line 58 of file mpegaudioenc_template.c.

Referenced by compute_scale_factors(), encode_frame(), filter(), and MPA_encode_frame().

scale_factors

unsigned char MpegAudioContext::scale_factors[MPA_MAX_CHANNELS][SBLIMIT][3]

Definition at line 59 of file mpegaudioenc_template.c.

Referenced by compute_scale_factors(), encode_frame(), and MPA_encode_frame().

scale_code

unsigned char MpegAudioContext::scale_code[MPA_MAX_CHANNELS][SBLIMIT]

Definition at line 61 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), compute_scale_factors(), encode_frame(), and MPA_encode_frame().

sblimit

int MpegAudioContext::sblimit

Definition at line 62 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), compute_scale_factors(), encode_frame(), MPA_encode_frame(), MPA_encode_init(), and psycho_acoustic_model().

alloc_table

const unsigned char* MpegAudioContext::alloc_table

Definition at line 63 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), encode_frame(), and MPA_encode_init().

filter_bank

int16_t MpegAudioContext::filter_bank[512]

Definition at line 64 of file mpegaudioenc_template.c.

Referenced by filter(), and MPA_encode_init().

scale_factor_table

int MpegAudioContext::scale_factor_table[64]

Definition at line 65 of file mpegaudioenc_template.c.

Referenced by compute_scale_factors(), and MPA_encode_init().

scale_diff_table

unsigned char MpegAudioContext::scale_diff_table[128]

Definition at line 66 of file mpegaudioenc_template.c.

Referenced by compute_scale_factors(), and MPA_encode_init().

scale_factor_shift

int8_t MpegAudioContext::scale_factor_shift[64]

Definition at line 70 of file mpegaudioenc_template.c.

Referenced by encode_frame(), and MPA_encode_init().

scale_factor_mult

unsigned short MpegAudioContext::scale_factor_mult[64]

Definition at line 71 of file mpegaudioenc_template.c.

Referenced by encode_frame(), and MPA_encode_init().

total_quant_bits

unsigned short MpegAudioContext::total_quant_bits[17]

Definition at line 73 of file mpegaudioenc_template.c.

Referenced by compute_bit_allocation(), and MPA_encode_init().

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

• libavcodec/mpegaudioenc_template.c