AC3EncodeContext Struct Reference

Data Fields
PutBitContext	pb
int	nb_channels
int	nb_all_channels
int	lfe_channel
const uint8_t *	channel_map
int	bit_rate
unsigned int	sample_rate
unsigned int	bitstream_id
unsigned int	frame_size_min
unsigned int	frame_size
unsigned int	bits_written
unsigned int	samples_written
int	sr_shift
unsigned int	frame_size_code
unsigned int	sr_code
unsigned int	channel_mode
int	lfe
unsigned int	bitstream_mode
short	last_samples [AC3_MAX_CHANNELS][256]
unsigned int	chbwcod [AC3_MAX_CHANNELS]
int	nb_coefs [AC3_MAX_CHANNELS]
int	slow_gain_code
int	slow_decay_code
int	fast_decay_code
int	db_per_bit_code
int	floor_code
AC3BitAllocParameters	bit_alloc
int	coarse_snr_offset
int	fast_gain_code [AC3_MAX_CHANNELS]
int	fine_snr_offset [AC3_MAX_CHANNELS]
int	mant1_cnt
int	mant2_cnt
int	mant4_cnt

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Detailed Description

Definition at line 35 of file ac3enc.c.

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Field Documentation

AC3BitAllocParameters AC3EncodeContext::bit_alloc

Definition at line 60 of file ac3enc.c.

Referenced by bit_alloc(), bit_alloc_masking(), and compute_bit_allocation().

int AC3EncodeContext::bit_rate

Definition at line 41 of file ac3enc.c.

Referenced by AC3_encode_frame(), and AC3_encode_init().

unsigned int AC3EncodeContext::bits_written

Definition at line 46 of file ac3enc.c.

Referenced by AC3_encode_frame(), and AC3_encode_init().

unsigned int AC3EncodeContext::bitstream_id

Definition at line 43 of file ac3enc.c.

Referenced by AC3_encode_init(), and output_frame_header().

unsigned int AC3EncodeContext::bitstream_mode

Definition at line 53 of file ac3enc.c.

Referenced by AC3_encode_init(), and output_frame_header().

const uint8_t* AC3EncodeContext::channel_map

Definition at line 40 of file ac3enc.c.

Referenced by AC3_encode_frame(), and set_channel_info().

unsigned int AC3EncodeContext::channel_mode

Definition at line 51 of file ac3enc.c.

Referenced by compute_bit_allocation(), output_audio_block(), output_frame_header(), and set_channel_info().

unsigned int AC3EncodeContext::chbwcod[AC3_MAX_CHANNELS]

Definition at line 55 of file ac3enc.c.

Referenced by AC3_encode_init(), and output_audio_block().

int AC3EncodeContext::coarse_snr_offset

Definition at line 61 of file ac3enc.c.

Referenced by AC3_encode_init(), compute_bit_allocation(), and output_audio_block().

int AC3EncodeContext::db_per_bit_code

Definition at line 59 of file ac3enc.c.

Referenced by compute_bit_allocation(), and output_audio_block().

int AC3EncodeContext::fast_decay_code

Definition at line 59 of file ac3enc.c.

Referenced by compute_bit_allocation(), and output_audio_block().

int AC3EncodeContext::fast_gain_code[AC3_MAX_CHANNELS]

Definition at line 62 of file ac3enc.c.

Referenced by bit_alloc_masking(), compute_bit_allocation(), and output_audio_block().

int AC3EncodeContext::fine_snr_offset[AC3_MAX_CHANNELS]

Definition at line 63 of file ac3enc.c.

Referenced by compute_bit_allocation(), and output_audio_block().

int AC3EncodeContext::floor_code

Definition at line 59 of file ac3enc.c.

Referenced by compute_bit_allocation(), and output_audio_block().

unsigned int AC3EncodeContext::frame_size

Definition at line 45 of file ac3enc.c.

Referenced by AC3_encode_frame(), AC3_encode_init(), bit_alloc(), output_frame_end(), and output_frame_header().

unsigned int AC3EncodeContext::frame_size_code

Definition at line 49 of file ac3enc.c.

Referenced by AC3_encode_init(), and output_frame_header().

unsigned int AC3EncodeContext::frame_size_min

Definition at line 44 of file ac3enc.c.

Referenced by AC3_encode_frame(), AC3_encode_init(), and output_frame_header().

short AC3EncodeContext::last_samples[AC3_MAX_CHANNELS][256]

Definition at line 54 of file ac3enc.c.

Referenced by AC3_encode_frame().

int AC3EncodeContext::lfe

Definition at line 52 of file ac3enc.c.

Referenced by AC3_encode_init(), compute_bit_allocation(), output_audio_block(), output_frame_header(), and set_channel_info().

int AC3EncodeContext::lfe_channel

Definition at line 39 of file ac3enc.c.

Referenced by AC3_encode_frame(), AC3_encode_init(), bit_alloc_masking(), output_audio_block(), and set_channel_info().

int AC3EncodeContext::mant1_cnt

Definition at line 65 of file ac3enc.c.

Referenced by bit_alloc(), and compute_mantissa_size().

int AC3EncodeContext::mant2_cnt

Definition at line 65 of file ac3enc.c.

Referenced by bit_alloc(), and compute_mantissa_size().

int AC3EncodeContext::mant4_cnt

Definition at line 65 of file ac3enc.c.

Referenced by bit_alloc(), and compute_mantissa_size().

int AC3EncodeContext::nb_all_channels

Definition at line 38 of file ac3enc.c.

Referenced by AC3_encode_frame(), bit_alloc(), bit_alloc_masking(), compute_bit_allocation(), output_audio_block(), and set_channel_info().

int AC3EncodeContext::nb_channels

Definition at line 37 of file ac3enc.c.

Referenced by AC3_encode_init(), compute_bit_allocation(), output_audio_block(), and set_channel_info().

int AC3EncodeContext::nb_coefs[AC3_MAX_CHANNELS]

Definition at line 56 of file ac3enc.c.

Referenced by AC3_encode_frame(), AC3_encode_init(), bit_alloc(), bit_alloc_masking(), compute_bit_allocation(), and output_audio_block().

PutBitContext AC3EncodeContext::pb

Definition at line 36 of file ac3enc.c.

Referenced by output_audio_block(), output_frame_end(), and output_frame_header().

unsigned int AC3EncodeContext::sample_rate

Definition at line 42 of file ac3enc.c.

Referenced by AC3_encode_frame(), and AC3_encode_init().

unsigned int AC3EncodeContext::samples_written

Definition at line 47 of file ac3enc.c.

Referenced by AC3_encode_frame(), and AC3_encode_init().

int AC3EncodeContext::slow_decay_code

Definition at line 59 of file ac3enc.c.

Referenced by compute_bit_allocation(), and output_audio_block().

int AC3EncodeContext::slow_gain_code

Definition at line 59 of file ac3enc.c.

Referenced by compute_bit_allocation(), and output_audio_block().

unsigned int AC3EncodeContext::sr_code

Definition at line 50 of file ac3enc.c.

Referenced by AC3_encode_init(), compute_bit_allocation(), and output_frame_header().

int AC3EncodeContext::sr_shift

Definition at line 48 of file ac3enc.c.

Referenced by AC3_encode_init(), and compute_bit_allocation().

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

• libavcodec/ac3enc.c