AC3HeaderInfo Struct Reference

#include <ac3.h>

Data Fields
Coded elements
uint16_t	sync_word
uint16_t	crc1
uint8_t	sr_code
uint8_t	bitstream_id
uint8_t	bitstream_mode
uint8_t	channel_mode
uint8_t	lfe_on
uint8_t	frame_type
int	substreamid
	substream identification More...
int	center_mix_level
	Center mix level index. More...
int	surround_mix_level
	Surround mix level index. More...
uint16_t	channel_map
int	num_blocks
	number of audio blocks More...
int	dolby_surround_mode
Derived values
uint8_t	sr_shift
uint16_t	sample_rate
uint32_t	bit_rate
uint8_t	channels
uint16_t	frame_size
uint64_t	channel_layout

Detailed Description

Coded AC-3 header values up to the lfeon element, plus derived values.

Definition at line 177 of file ac3.h.

Field Documentation

sync_word

uint16_t AC3HeaderInfo::sync_word

Definition at line 181 of file ac3.h.

crc1

uint16_t AC3HeaderInfo::crc1

Definition at line 182 of file ac3.h.

sr_code

uint8_t AC3HeaderInfo::sr_code

Definition at line 183 of file ac3.h.

Referenced by parse_frame_header().

bitstream_id

uint8_t AC3HeaderInfo::bitstream_id

Definition at line 184 of file ac3.h.

Referenced by mpegts_write_packet_internal(), and parse_frame_header().

bitstream_mode

uint8_t AC3HeaderInfo::bitstream_mode

Definition at line 185 of file ac3.h.

Referenced by mpegts_write_packet_internal(), and parse_frame_header().

channel_mode

uint8_t AC3HeaderInfo::channel_mode

Definition at line 186 of file ac3.h.

Referenced by mpegts_write_packet_internal(), and parse_frame_header().

lfe_on

uint8_t AC3HeaderInfo::lfe_on

Definition at line 187 of file ac3.h.

Referenced by parse_frame_header().

frame_type

uint8_t AC3HeaderInfo::frame_type

Definition at line 188 of file ac3.h.

Referenced by ac3_decode_frame(), eac3_core_filter(), and parse_frame_header().

substreamid

int AC3HeaderInfo::substreamid

substream identification

Definition at line 189 of file ac3.h.

Referenced by parse_frame_header().

center_mix_level

int AC3HeaderInfo::center_mix_level

Center mix level index.

Definition at line 190 of file ac3.h.

Referenced by parse_frame_header().

surround_mix_level

int AC3HeaderInfo::surround_mix_level

Surround mix level index.

Definition at line 191 of file ac3.h.

Referenced by parse_frame_header().

channel_map

uint16_t AC3HeaderInfo::channel_map

Definition at line 192 of file ac3.h.

num_blocks

int AC3HeaderInfo::num_blocks

number of audio blocks

Definition at line 193 of file ac3.h.

Referenced by ac3_decode_frame(), ffat_create_decoder(), and parse_frame_header().

dolby_surround_mode

int AC3HeaderInfo::dolby_surround_mode

Definition at line 194 of file ac3.h.

Referenced by mpegts_write_packet_internal(), and parse_frame_header().

sr_shift

uint8_t AC3HeaderInfo::sr_shift

Definition at line 200 of file ac3.h.

Referenced by parse_frame_header().

sample_rate

uint16_t AC3HeaderInfo::sample_rate

Definition at line 201 of file ac3.h.

Referenced by ac3_decode_frame(), ff_hls_senc_parse_audio_setup_info(), ffat_create_decoder(), and parse_frame_header().

bit_rate

uint32_t AC3HeaderInfo::bit_rate

Definition at line 202 of file ac3.h.

Referenced by ff_hls_senc_parse_audio_setup_info(), ffat_create_decoder(), and parse_frame_header().

channels

uint8_t AC3HeaderInfo::channels

Definition at line 203 of file ac3.h.

Referenced by ff_hls_senc_parse_audio_setup_info(), ffat_create_decoder(), and parse_frame_header().

frame_size

uint16_t AC3HeaderInfo::frame_size

Definition at line 204 of file ac3.h.

Referenced by eac3_core_filter(), get_next_ac3_eac3_sync_frame(), and parse_frame_header().

channel_layout

uint64_t AC3HeaderInfo::channel_layout

Definition at line 205 of file ac3.h.

Referenced by ff_hls_senc_parse_audio_setup_info().

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

• libavcodec/ac3.h