FFmpeg: AC3HeaderInfo Struct Reference

FFmpeg

#include <ac3_parser_internal.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

int8_t	ac3_bit_rate_code

Detailed Description

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

Definition at line 34 of file ac3_parser_internal.h.

Field Documentation

◆ sync_word

uint16_t AC3HeaderInfo::sync_word

Definition at line 38 of file ac3_parser_internal.h.

◆ crc1

uint16_t AC3HeaderInfo::crc1

Definition at line 39 of file ac3_parser_internal.h.

◆ sr_code

uint8_t AC3HeaderInfo::sr_code

Definition at line 40 of file ac3_parser_internal.h.

Referenced by handle_eac3(), and parse_frame_header().

◆ bitstream_id

uint8_t AC3HeaderInfo::bitstream_id

Definition at line 41 of file ac3_parser_internal.h.

Referenced by ff_aac_ac3_parse(), handle_eac3(), mpegts_write_packet_internal(), and parse_frame_header().

◆ bitstream_mode

uint8_t AC3HeaderInfo::bitstream_mode

Definition at line 42 of file ac3_parser_internal.h.

Referenced by ff_aac_ac3_parse(), handle_eac3(), mpegts_write_packet_internal(), and parse_frame_header().

◆ channel_mode

uint8_t AC3HeaderInfo::channel_mode

Definition at line 43 of file ac3_parser_internal.h.

Referenced by handle_eac3(), mpegts_write_packet_internal(), and parse_frame_header().

◆ lfe_on

uint8_t AC3HeaderInfo::lfe_on

Definition at line 44 of file ac3_parser_internal.h.

Referenced by handle_eac3(), and parse_frame_header().

◆ frame_type

uint8_t AC3HeaderInfo::frame_type

Definition at line 45 of file ac3_parser_internal.h.

Referenced by ac3_decode_frame(), eac3_core_filter(), handle_eac3(), and parse_frame_header().

◆ substreamid

int AC3HeaderInfo::substreamid

substream identification

Definition at line 46 of file ac3_parser_internal.h.

Referenced by handle_eac3(), and parse_frame_header().

◆ center_mix_level

int AC3HeaderInfo::center_mix_level

Center mix level index.

Definition at line 47 of file ac3_parser_internal.h.

Referenced by parse_frame_header().

◆ surround_mix_level

int AC3HeaderInfo::surround_mix_level

Surround mix level index.

Definition at line 48 of file ac3_parser_internal.h.

Referenced by parse_frame_header().

◆ channel_map

uint16_t AC3HeaderInfo::channel_map

Definition at line 49 of file ac3_parser_internal.h.

◆ num_blocks

int AC3HeaderInfo::num_blocks

number of audio blocks

Definition at line 50 of file ac3_parser_internal.h.

Referenced by ac3_decode_frame(), ff_aac_ac3_parse(), ffat_create_decoder(), handle_eac3(), and parse_frame_header().

◆ dolby_surround_mode

int AC3HeaderInfo::dolby_surround_mode

Definition at line 51 of file ac3_parser_internal.h.

Referenced by mpegts_write_packet_internal(), and parse_frame_header().

◆ sr_shift

uint8_t AC3HeaderInfo::sr_shift

Definition at line 57 of file ac3_parser_internal.h.

Referenced by parse_frame_header().

◆ sample_rate

uint16_t AC3HeaderInfo::sample_rate

Definition at line 58 of file ac3_parser_internal.h.

Referenced by ac3_decode_frame(), ff_aac_ac3_parse(), ff_hls_senc_parse_audio_setup_info(), ffat_create_decoder(), and parse_frame_header().

◆ bit_rate

uint32_t AC3HeaderInfo::bit_rate

Definition at line 59 of file ac3_parser_internal.h.

Referenced by ff_aac_ac3_parse(), ff_hls_senc_parse_audio_setup_info(), ffat_create_decoder(), handle_eac3(), and parse_frame_header().

◆ channels

uint8_t AC3HeaderInfo::channels

Definition at line 60 of file ac3_parser_internal.h.

Referenced by ff_aac_ac3_parse(), ffat_create_decoder(), and parse_frame_header().

◆ frame_size

uint16_t AC3HeaderInfo::frame_size

Definition at line 61 of file ac3_parser_internal.h.

Referenced by eac3_core_filter(), ff_aac_ac3_parse(), get_next_ac3_eac3_sync_frame(), handle_eac3(), and parse_frame_header().

◆ channel_layout

uint64_t AC3HeaderInfo::channel_layout

Definition at line 62 of file ac3_parser_internal.h.

Referenced by ff_aac_ac3_parse(), and ff_hls_senc_parse_audio_setup_info().

◆ ac3_bit_rate_code

int8_t AC3HeaderInfo::ac3_bit_rate_code

Definition at line 63 of file ac3_parser_internal.h.

Referenced by handle_eac3().

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

libavcodec/ac3_parser_internal.h