dcahuff.h File Reference

#include "libavutil/common.h"
#include "avcodec.h"
#include "get_bits.h"
#include "put_bits.h"

Go to the source code of this file.

Data Structures
struct	DCAVLC

Macros
#define	DCA_CODE_BOOKS   10
#define	DCA_BITALLOC_12_COUNT   5

Functions
av_cold void	ff_dca_init_vlcs (void)
uint32_t	ff_dca_vlc_calc_quant_bits (int *values, uint8_t n, uint8_t sel, uint8_t abits)
void	ff_dca_vlc_enc_quant (PutBitContext *pb, int *values, uint8_t n, uint8_t sel, uint8_t abits)
uint32_t	ff_dca_vlc_calc_alloc_bits (int *values, uint8_t n, uint8_t sel)
void	ff_dca_vlc_enc_alloc (PutBitContext *pb, int *values, uint8_t n, uint8_t sel)

Variables
DCAVLC	ff_dca_vlc_bit_allocation
DCAVLC	ff_dca_vlc_transition_mode
DCAVLC	ff_dca_vlc_scale_factor
DCAVLC	ff_dca_vlc_quant_index [DCA_CODE_BOOKS]
VLC	ff_dca_vlc_tnl_grp [5]
VLC	ff_dca_vlc_tnl_scf
VLC	ff_dca_vlc_damp
VLC	ff_dca_vlc_dph
VLC	ff_dca_vlc_fst_rsd_amp
VLC	ff_dca_vlc_rsd_apprx
VLC	ff_dca_vlc_rsd_amp
VLC	ff_dca_vlc_avg_g3
VLC	ff_dca_vlc_st_grid
VLC	ff_dca_vlc_grid_2
VLC	ff_dca_vlc_grid_3
VLC	ff_dca_vlc_rsd

Macro Definition Documentation

#define DCA_CODE_BOOKS   10

Definition at line 32 of file dcahuff.h.

Referenced by encode_init(), extract_audio(), ff_dca_init_vlcs(), init_quantization_noise(), parse_coding_header(), put_primary_audio_header(), put_subframe_samples(), and set_best_code().

#define DCA_BITALLOC_12_COUNT   5

Definition at line 33 of file dcahuff.h.

Referenced by set_best_abits_code().

Function Documentation

av_cold void ff_dca_init_vlcs

(

void

)

Definition at line 1263 of file dcahuff.c.

Referenced by dcadec_init().

uint32_t ff_dca_vlc_calc_quant_bits	(	int *	values,
		uint8_t	n,
		uint8_t	sel,
		uint8_t	abits
	)

Definition at line 1338 of file dcahuff.c.

Referenced by accumulate_huff_bit_consumption().

void ff_dca_vlc_enc_quant	(	PutBitContext *	pb,
		int *	values,
		uint8_t	n,
		uint8_t	sel,
		uint8_t	abits
	)

Definition at line 1350 of file dcahuff.c.

Referenced by put_subframe_samples().

uint32_t ff_dca_vlc_calc_alloc_bits	(	int *	values,
		uint8_t	n,
		uint8_t	sel
	)

Definition at line 1360 of file dcahuff.c.

Referenced by set_best_abits_code().

void ff_dca_vlc_enc_alloc	(	PutBitContext *	pb,
		int *	values,
		uint8_t	n,
		uint8_t	sel
	)

Definition at line 1371 of file dcahuff.c.

Referenced by put_subframe().

Variable Documentation

DCAVLC ff_dca_vlc_bit_allocation

Definition at line 1245 of file dcahuff.c.

Referenced by parse_subframe_header().

DCAVLC ff_dca_vlc_transition_mode

Definition at line 1246 of file dcahuff.c.

Referenced by parse_subframe_header().

DCAVLC ff_dca_vlc_scale_factor

Definition at line 1247 of file dcahuff.c.

Referenced by parse_joint_scale(), and parse_scale().

DCAVLC ff_dca_vlc_quant_index[DCA_CODE_BOOKS]

Definition at line 1248 of file dcahuff.c.

Referenced by parse_huffman_codes(), and parse_x96_subframe_header().

VLC ff_dca_vlc_tnl_grp[5]

Definition at line 1250 of file dcahuff.c.

Referenced by parse_tonal().

VLC ff_dca_vlc_tnl_scf

Definition at line 1251 of file dcahuff.c.

Referenced by parse_tonal().

VLC ff_dca_vlc_damp

Definition at line 1252 of file dcahuff.c.

Referenced by parse_tonal().

VLC ff_dca_vlc_dph

Definition at line 1253 of file dcahuff.c.

Referenced by parse_tonal().

VLC ff_dca_vlc_fst_rsd_amp

Definition at line 1254 of file dcahuff.c.

Referenced by parse_scale_factors().

VLC ff_dca_vlc_rsd_apprx

Definition at line 1255 of file dcahuff.c.

Referenced by parse_scale_factors().

VLC ff_dca_vlc_rsd_amp

Definition at line 1256 of file dcahuff.c.

Referenced by parse_scale_factors().

VLC ff_dca_vlc_avg_g3

Definition at line 1257 of file dcahuff.c.

Referenced by parse_grid_1_chunk(), and parse_grid_1_sec_ch().

VLC ff_dca_vlc_st_grid

Definition at line 1258 of file dcahuff.c.

Referenced by parse_st_code().

VLC ff_dca_vlc_grid_2

Definition at line 1259 of file dcahuff.c.

Referenced by parse_grid_2().

VLC ff_dca_vlc_grid_3

Definition at line 1260 of file dcahuff.c.

Referenced by parse_grid_3().

VLC ff_dca_vlc_rsd

Definition at line 1261 of file dcahuff.c.

Referenced by parse_ch().