#include "libavutil/common.h"Go to the source code of this file.
Enumerations | |
| enum | CustomChannelMapLocation { AC3_CHMAP_L = 1<<(15-0), AC3_CHMAP_C = 1<<(15-1), AC3_CHMAP_R = 1<<(15-2), AC3_CHMAP_L_SUR = 1<<(15-3), AC3_CHMAP_R_SUR = 1<<(15-4), AC3_CHMAP_C_SUR = 1<<(15-7), AC3_CHMAP_LFE = 1<<(15-15) } |
| Custom channel map locations bitmask Other channels described in documentation: Lc/Rc pair, Lrs/Rrs pair, Ts, Lsd/Rsd pair, Lw/Rw pair, Lvh/Rvh pair, Cvh, Reserved, LFE2. More... | |
Variables | |
| const uint16_t | ff_ac3_frame_size_tab [38][3] |
| Possible frame sizes. | |
| const uint8_t | ff_ac3_channels_tab [8] |
| Maps audio coding mode (acmod) to number of full-bandwidth channels. | |
| const uint16_t | ff_ac3_sample_rate_tab [3] |
| const uint16_t | ff_ac3_bitrate_tab [19] |
| const int16_t | ff_ac3_window [256] |
| const uint8_t | ff_ac3_log_add_tab [260] |
| const uint16_t | ff_ac3_hearing_threshold_tab [50][3] |
| const uint8_t | ff_ac3_bap_tab [64] |
| const uint8_t | ff_ac3_slow_decay_tab [4] |
| const uint8_t | ff_ac3_fast_decay_tab [4] |
| const uint16_t | ff_ac3_slow_gain_tab [4] |
| const uint16_t | ff_ac3_db_per_bit_tab [4] |
| const int16_t | ff_ac3_floor_tab [8] |
| const uint16_t | ff_ac3_fast_gain_tab [8] |
| const uint8_t | ff_ac3_critical_band_size_tab [50] |
| const uint16_t | ff_eac3_default_chmap [8] |
| Default channel map for a dependent substream defined by acmod. | |
| const uint8_t ff_ac3_bap_tab[64] |
Definition at line 211 of file ac3tab.c.
Referenced by ac3_parametric_bit_allocation(), bit_alloc(), and decode_audio_block().
| const uint16_t ff_ac3_bitrate_tab[19] |
| const uint8_t ff_ac3_channels_tab[8] |
Maps audio coding mode (acmod) to number of full-bandwidth channels.
from ATSC A/52 Table 5.8 Audio Coding Mode
Definition at line 78 of file ac3tab.c.
Referenced by ff_ac3_parse_header().
| const uint8_t ff_ac3_critical_band_size_tab[50] |
Definition at line 245 of file ac3tab.c.
Referenced by ac3_common_init(), and ff_ac3_bit_alloc_calc_bap().
| const uint16_t ff_ac3_db_per_bit_tab[4] |
Definition at line 233 of file ac3tab.c.
Referenced by compute_bit_allocation(), decode_audio_block(), and ff_eac3_parse_header().
| const uint8_t ff_ac3_fast_decay_tab[4] |
Definition at line 225 of file ac3tab.c.
Referenced by compute_bit_allocation(), decode_audio_block(), and ff_eac3_parse_header().
| const uint16_t ff_ac3_fast_gain_tab[8] |
Definition at line 241 of file ac3tab.c.
Referenced by bit_alloc_masking(), and decode_audio_block().
| const int16_t ff_ac3_floor_tab[8] |
Definition at line 237 of file ac3tab.c.
Referenced by compute_bit_allocation(), decode_audio_block(), and ff_eac3_parse_header().
| const uint16_t ff_ac3_frame_size_tab[38][3] |
Possible frame sizes.
from ATSC A/52 Table 5.18 Frame Size Code Table.
Definition at line 33 of file ac3tab.c.
Referenced by AC3_encode_init(), and ff_ac3_parse_header().
| const uint16_t ff_ac3_hearing_threshold_tab[50][3] |
| const uint8_t ff_ac3_log_add_tab[260] |
| const uint16_t ff_ac3_sample_rate_tab[3] |
| const uint8_t ff_ac3_slow_decay_tab[4] |
Definition at line 221 of file ac3tab.c.
Referenced by compute_bit_allocation(), decode_audio_block(), and ff_eac3_parse_header().
| const uint16_t ff_ac3_slow_gain_tab[4] |
Definition at line 229 of file ac3tab.c.
Referenced by compute_bit_allocation(), decode_audio_block(), and ff_eac3_parse_header().
| const int16_t ff_ac3_window[256] |
| const uint16_t ff_eac3_default_chmap[8] |
Default channel map for a dependent substream defined by acmod.
Definition at line 253 of file ac3tab.c.
Referenced by ff_ac3_parse_header_full().
1.5.8