mpegaudiodata.h File Reference

#include <stdint.h>
#include "config.h"
#include "internal.h"
#include "vlc.h"

Go to the source code of this file.

Macros
#define	MODE_EXT_MS_STEREO   2
#define	MODE_EXT_I_STEREO   1
#define	TABLE_4_3_SIZE   ((8191 + 16)*4)

Functions
void	ff_mpegaudiodec_common_init_static (void)

Variables
const av_export_avcodec uint16_t	avpriv_mpa_bitrate_tab [2][3][15]
const av_export_avcodec uint16_t	avpriv_mpa_freq_tab [3]
const int	ff_mpa_sblimit_table [5]
const int	ff_mpa_quant_steps [17]
const int	ff_mpa_quant_bits [17]
const unsigned char *const	ff_mpa_alloc_tables [5]
int8_t	ff_table_4_3_exp [TABLE_4_3_SIZE]
uint32_t	ff_table_4_3_value [TABLE_4_3_SIZE]
VLC	ff_huff_vlc [16]
VLC	ff_huff_quad_vlc [2]
const uint8_t	ff_slen_table [2][16]
const uint8_t	ff_lsf_nsf_table [6][3][4]
const uint8_t	ff_mpa_huff_data [32][2]
const uint8_t	ff_band_size_long [9][22]
const uint8_t	ff_band_size_short [9][13]
uint16_t	ff_band_index_long [9][23]
int16_t *const	ff_division_tabs [4]
uint16_t	ff_scale_factor_modshift [64]
const uint8_t	ff_mpa_pretab [2][22]

Detailed Description

mpeg audio layer common tables.

Definition in file mpegaudiodata.h.

Macro Definition Documentation

MODE_EXT_MS_STEREO

#define MODE_EXT_MS_STEREO   2

Definition at line 37 of file mpegaudiodata.h.

MODE_EXT_I_STEREO

#define MODE_EXT_I_STEREO   1

Definition at line 38 of file mpegaudiodata.h.

TABLE_4_3_SIZE

#define TABLE_4_3_SIZE   ((8191 + 16)*4)

Definition at line 47 of file mpegaudiodata.h.

Function Documentation

ff_mpegaudiodec_common_init_static()

void ff_mpegaudiodec_common_init_static

(

void

)

Definition at line 477 of file mpegaudiodec_common.c.

Referenced by decode_init_static().

Variable Documentation

avpriv_mpa_bitrate_tab

const av_export_avcodec uint16_t avpriv_mpa_bitrate_tab[2][3][15]

Definition at line 30 of file mpegaudiodata.c.

Referenced by avpriv_mpegaudio_decode_header(), find_expected_header(), mp3_header_decompress(), mp3_write_xing(), and MPA_encode_init().

avpriv_mpa_freq_tab

const av_export_avcodec uint16_t avpriv_mpa_freq_tab[3]

Definition at line 40 of file mpegaudiodata.c.

Referenced by avpriv_mpegaudio_decode_header(), ff_mp4_read_dec_config_descr(), find_expected_header(), mp3_header_decompress(), mp3_write_xing(), and MPA_encode_init().

ff_mpa_sblimit_table

const int ff_mpa_sblimit_table[5]

Definition at line 45 of file mpegaudiodata.c.

Referenced by mp_decode_layer2(), and MPA_encode_init().

ff_mpa_quant_steps

const int ff_mpa_quant_steps[17]

Definition at line 47 of file mpegaudiodata.c.

Referenced by encode_frame(), mp_decode_layer2(), and mpegaudiodec_common_init_static().

ff_mpa_quant_bits

const int ff_mpa_quant_bits[17]

Definition at line 55 of file mpegaudiodata.c.

Referenced by encode_frame(), mp_decode_layer2(), MPA_encode_init(), and mpegaudiodec_common_init_static().

ff_mpa_alloc_tables

const unsigned char* const ff_mpa_alloc_tables[5]

Definition at line 145 of file mpegaudiodata.c.

Referenced by mp_decode_layer2(), and MPA_encode_init().

ff_table_4_3_exp

int8_t ff_table_4_3_exp[TABLE_4_3_SIZE]

Definition at line 38 of file mpegaudiodec_common_tablegen.h.

Referenced by l3_unscale(), main(), and mpegaudiodec_common_tableinit().

ff_table_4_3_value

uint32_t ff_table_4_3_value[TABLE_4_3_SIZE]

Definition at line 39 of file mpegaudiodec_common_tablegen.h.

Referenced by l3_unscale(), main(), and mpegaudiodec_common_tableinit().

ff_huff_vlc

VLC ff_huff_vlc[16]

Definition at line 66 of file mpegaudiodec_common.c.

Referenced by huffman_decode(), and mpegaudiodec_common_init_static().

ff_huff_quad_vlc

VLC ff_huff_quad_vlc[2]

Definition at line 69 of file mpegaudiodec_common.c.

Referenced by huffman_decode(), and mpegaudiodec_common_init_static().

ff_slen_table

const uint8_t ff_slen_table[2][16]

Definition at line 51 of file mpegaudiodec_common.c.

Referenced by mp_decode_layer3().

ff_lsf_nsf_table

const uint8_t ff_lsf_nsf_table[6][3][4]

Definition at line 56 of file mpegaudiodec_common.c.

Referenced by mp_decode_layer3().

ff_mpa_huff_data

const uint8_t ff_mpa_huff_data[32][2]

Definition at line 314 of file mpegaudiodec_common.c.

Referenced by huffman_decode().

ff_band_size_long

const uint8_t ff_band_size_long[9][22]

Definition at line 361 of file mpegaudiodec_common.c.

Referenced by compute_stereo(), exponents_from_scale_factors(), and mpegaudiodec_common_init_static().

ff_band_size_short

const uint8_t ff_band_size_short[9][13]

Definition at line 382 of file mpegaudiodec_common.c.

Referenced by compute_stereo(), exponents_from_scale_factors(), and reorder_block().

ff_band_index_long

uint16_t ff_band_index_long[9][23]

Definition at line 394 of file mpegaudiodec_common.c.

Referenced by init_long_region(), and mpegaudiodec_common_init_static().

ff_division_tabs

int16_t* const ff_division_tabs[4]

Definition at line 43 of file mpegaudiodec_common.c.

Referenced by mp_decode_layer2(), and mpegaudiodec_common_init_static().

ff_scale_factor_modshift

uint16_t ff_scale_factor_modshift[64]

Definition at line 37 of file mpegaudiodec_common.c.

Referenced by l1_unscale(), l2_unscale_group(), and mpegaudiodec_common_init_static().

ff_mpa_pretab

const uint8_t ff_mpa_pretab[2][22]

Definition at line 396 of file mpegaudiodec_common.c.

Referenced by exponents_from_scale_factors().