home » netchild » work » src » lame » lame » libmp3lame

takehiro.c File Reference

#include <config.h>
#include "lame.h"
#include "machine.h"
#include "encoder.h"
#include "util.h"
#include "quantize_pvt.h"
#include "tables.h"

Include dependency graph for takehiro.c:

Go to the source code of this file.

Defines

#define XRPOW_FTOI(src, dest)   ((dest) = (int)(src))

#define QUANTFAC(rx)   adj43[rx]

#define ROUNDFAC   0.4054

Functions

void quantize_lines_xrpow_01 (int l, FLOAT istep, const FLOAT *xr, int *ix)

void quantize_lines_xrpow (int l, FLOAT istep, const FLOAT *xr, int *ix)

void quantize_lines_xrpow_ISO (int l, FLOAT istep, const FLOAT *xr, int *ix)

static void quantize_xrpow (const FLOAT *xp, int *pi, FLOAT istep, gr_info const *const cod_info, calc_noise_data const *prev_noise, lame_internal_flags const *const gfc)

void quantize_init (lame_internal_flags *const gfc)

int ix_max (const int *ix, const int *end)

int count_bit_ESC (const int *ix, const int *const end, int t1, const int t2, int *const s)

static int count_bit_noESC (const int *ix, const int *const end, int *const s)

static int count_bit_noESC_from2 (const int *ix, const int *const end, int t1, int *const s)

static int count_bit_noESC_from3 (const int *ix, const int *const end, int t1, int *const s)

static int choose_table_nonMMX (const int *ix, const int *const end, int *const s)

int noquant_count_bits (lame_internal_flags const *const gfc, gr_info *const gi, calc_noise_data *prev_noise)

int count_bits (lame_internal_flags const *const gfc, const FLOAT *const xr, gr_info *const gi, calc_noise_data *prev_noise)

static void recalc_divide_init (const lame_internal_flags *const gfc, gr_info const *cod_info, int const *const ix, int r01_bits[], int r01_div[], int r0_tbl[], int r1_tbl[])

static void recalc_divide_sub (const lame_internal_flags *const gfc, const gr_info *cod_info2, gr_info *const gi, const int *const ix, const int r01_bits[], const int r01_div[], const int r0_tbl[], const int r1_tbl[])

void best_huffman_divide (const lame_internal_flags *const gfc, gr_info *const gi)

static void scfsi_calc (int ch, III_side_info_t *l3_side)

void best_scalefac_store (const lame_internal_flags *gfc, const int gr, const int ch, III_side_info_t *const l3_side)

static int all_scalefactors_not_negative (int const *scalefac, int n)

int scale_bitcount (gr_info *const cod_info)

int scale_bitcount_lsf (const lame_internal_flags *gfc, gr_info *const cod_info)

void huffman_init (lame_internal_flags *const gfc)

Variables

struct {

   const int   region0_count

   const int   region1_count

} subdv_table [23]

static const int slen1_n [16] = { 1, 1, 1, 1, 8, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16 }

static const int slen2_n [16] = { 1, 2, 4, 8, 1, 2, 4, 8, 2, 4, 8, 2, 4, 8, 4, 8 }

const int slen1_tab [16] = { 0, 0, 0, 0, 3, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4 }

const int slen2_tab [16] = { 0, 1, 2, 3, 0, 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3 }

static const int scale_short [16]

static const int scale_mixed [16]

static const int scale_long [16]

static const int max_range_sfac_tab [6][4]

Define Documentation

#define QUANTFAC ( rx ) adj43[rx]

Definition at line 255 of file takehiro.c.

Referenced by k_34_2(), k_34_4(), and quantize_lines_xrpow().

#define ROUNDFAC 0.4054

Definition at line 256 of file takehiro.c.

Referenced by k_iso_2(), k_iso_4(), and quantize_lines_xrpow_ISO().

#define XRPOW_FTOI	(	src,
		dest		)	((dest) = (int)(src))

Definition at line 254 of file takehiro.c.

Referenced by k_34_2(), k_34_4(), quantize_lines_xrpow(), and quantize_lines_xrpow_ISO().

Function Documentation

static int all_scalefactors_not_negative	(	int const *	scalefac,
		int	n
	)			`[static]`

Definition at line 1190 of file takehiro.c.

References i.

Referenced by scale_bitcount().

void best_huffman_divide	(	const lame_internal_flags *const	gfc,
		gr_info *const	gi
	)

Definition at line 973 of file takehiro.c.

References gr_info::big_values, gr_info::block_type, gr_info::count1, gr_info::count1bits, gr_info::count1table_select, gfc, i, gr_info::l3_enc, memcpy, lame_internal_flags::mode_gr, NORM_TYPE, gr_info::part2_3_length, recalc_divide_init(), recalc_divide_sub(), SHORT_TYPE, t32l, t33l, and gr_info::table_select.

Referenced by iteration_finish_one(), and reduce_bit_usage().

Here is the call graph for this function:

void best_scalefac_store	(	const lame_internal_flags *	gfc,
		const int	gr,
		const int	ch,
		III_side_info_t *const	l3_side
	)

Definition at line 1108 of file takehiro.c.

References i, gr_info::l3_enc, gr_info::preflag, gr_info::scalefac, gr_info::scalefac_scale, gr_info::sfbmax, III_side_info_t::tt, and gr_info::width.

Referenced by iteration_finish_one(), and reduce_bit_usage().

static int choose_table_nonMMX	(	const int *	ix,
		const int *const	end,
		int *const	s
	)			`[static]`

Definition at line 687 of file takehiro.c.

References count_bit_ESC(), count_bit_noESC(), count_bit_noESC_from2(), count_bit_noESC_from3(), ht, ix_max(), IXMAX_VAL, and LARGE_BITS.

Referenced by huffman_init().

Here is the call graph for this function:

int count_bit_ESC	(	const int *	ix,
		const int *const	end,
		int	t1,
		const int	t2,
		int *const	s
	)

Definition at line 545 of file takehiro.c.

References ht, and largetbl.

Referenced by choose_table_nonMMX().

static int count_bit_noESC	(	const int *	ix,
		const int *const	end,
		int *const	s
	)			`[inline, static]`

Definition at line 588 of file takehiro.c.

References ht.

Referenced by choose_table_nonMMX().

static int count_bit_noESC_from2	(	const int *	ix,
		const int *const	end,
		int	t1,
		int *const	s
	)			`[inline, static]`

Definition at line 607 of file takehiro.c.

References ht, table23, and table56.

Referenced by choose_table_nonMMX().

static int count_bit_noESC_from3	(	const int *	ix,
		const int *const	end,
		int	t1,
		int *const	s
	)			`[inline, static]`

Definition at line 638 of file takehiro.c.

References ht.

Referenced by choose_table_nonMMX().

int count_bits	(	lame_internal_flags const *const	gfc,
		const FLOAT *const	xr,
		gr_info *const	gi,
		calc_noise_data *	prev_noise
	)

Definition at line 858 of file takehiro.c.

References gfc, gr_info::global_gain, IPOW20, IXMAX_VAL, gr_info::l3_enc, LARGE_BITS, noquant_count_bits(), lame_internal_flags::pseudohalf, quantize_xrpow(), gr_info::scalefac_scale, gr_info::sfbmax, lame_internal_flags::substep_shaping, gr_info::width, and gr_info::xrpow_max.

Referenced by bin_search_StepSize(), and outer_loop().

Here is the call graph for this function:

void huffman_init ( lame_internal_flags *const gfc )

Definition at line 1410 of file takehiro.c.

References lame_internal_flags::bv_scf, lame_internal_flags::choose_table, choose_table_nonMMX(), lame_internal_flags::CPU_features, gfc, i, scalefac_struct::l, lame_internal_flags::MMX, region0_count, region1_count, lame_internal_flags::scalefac_band, and subdv_table.

Referenced by iteration_init().

Here is the call graph for this function:

int ix_max	(	const int *	ix,
		const int *	end
	)

Definition at line 519 of file takehiro.c.

Referenced by choose_table_nonMMX().

int noquant_count_bits	(	lame_internal_flags const *const	gfc,
		gr_info *const	gi,
		calc_noise_data *	prev_noise
	)

Definition at line 750 of file takehiro.c.

References gr_info::big_values, gr_info::block_type, gr_info::count1, gr_info::count1bits, gr_info::count1table_select, gfc, i, gr_info::l3_enc, gr_info::max_nonzero_coeff, Min, scalefac_struct::s, lame_internal_flags::scalefac_band, calc_noise_data_t::sfb_count1, SHORT_TYPE, t32l, and t33l.

Referenced by count_bits(), and quantizeAndCountBits().

void quantize_init ( lame_internal_flags *const gfc )

Definition at line 502 of file takehiro.c.

References gfc, lame_internal_flags::quantization, quantize_lines_xrpow(), lame_internal_flags::quantize_lines_xrpow, and quantize_lines_xrpow_ISO().

Referenced by iteration_init().

Here is the call graph for this function:

void quantize_lines_xrpow	(	int	l,
		FLOAT	istep,
		const FLOAT *	xr,
		int *	ix
	)

Definition at line 260 of file takehiro.c.

References QUANTFAC, and XRPOW_FTOI.

Referenced by quantize_init().

void quantize_lines_xrpow_01	(	int	l,
		FLOAT	istep,
		const FLOAT *	xr,
		int *	ix
	)

Definition at line 114 of file takehiro.c.

Referenced by quantize_xrpow().

void quantize_lines_xrpow_ISO	(	int	l,
		FLOAT	istep,
		const FLOAT *	xr,
		int *	ix
	)

Definition at line 309 of file takehiro.c.

References ROUNDFAC, and XRPOW_FTOI.

Referenced by quantize_init().

static void quantize_xrpow	(	const FLOAT *	xp,
		int *	pi,
		FLOAT	istep,
		gr_info const *const	cod_info,
		calc_noise_data const *	prev_noise,
		lame_internal_flags const *const	gfc
	)			`[static]`

Definition at line 364 of file takehiro.c.

References gr_info::block_type, gfc, calc_noise_data_t::global_gain, gr_info::global_gain, gr_info::max_nonzero_coeff, NORM_TYPE, gr_info::preflag, pretab, lame_internal_flags::quantize_lines_xrpow, quantize_lines_xrpow_01(), gr_info::scalefac, gr_info::scalefac_scale, calc_noise_data_t::sfb_count1, SHORT_TYPE, calc_noise_data_t::step, gr_info::subblock_gain, gr_info::width, and gr_info::window.

Referenced by count_bits().

Here is the call graph for this function:

static void recalc_divide_init	(	const lame_internal_flags *const	gfc,
		gr_info const *	cod_info,
		int const *const	ix,
		int	r01_bits[],
		int	r01_div[],
		int	r0_tbl[],
		int	r1_tbl[]
	)			`[inline, static]`

Definition at line 898 of file takehiro.c.

References gr_info::big_values, lame_internal_flags::choose_table, gfc, scalefac_struct::l, LARGE_BITS, and lame_internal_flags::scalefac_band.

Referenced by best_huffman_divide().

static void recalc_divide_sub	(	const lame_internal_flags *const	gfc,
		const gr_info *	cod_info2,
		gr_info *const	gi,
		const int *const	ix,
		const int	r01_bits[],
		const int	r01_div[],
		const int	r0_tbl[],
		const int	r1_tbl[]
	)			`[inline, static]`

Definition at line 936 of file takehiro.c.

References gr_info::big_values, lame_internal_flags::choose_table, gr_info::count1bits, gfc, scalefac_struct::l, memcpy, gr_info::part2_3_length, gr_info::region0_count, gr_info::region1_count, SBMAX_l, lame_internal_flags::scalefac_band, and gr_info::table_select.

Referenced by best_huffman_divide().

int scale_bitcount ( gr_info *const cod_info )

Definition at line 1227 of file takehiro.c.

References all_scalefactors_not_negative(), gr_info::block_type, LARGE_BITS, gr_info::mixed_block_flag, gr_info::part2_length, gr_info::preflag, pretab, gr_info::scalefac, gr_info::scalefac_compress, gr_info::sfbdivide, gr_info::sfbmax, SHORT_TYPE, slen1_n, and slen2_n.

Referenced by balance_noise(), and bitcount().

Here is the call graph for this function:

int scale_bitcount_lsf	(	const lame_internal_flags *	gfc,
		gr_info *const	cod_info
	)

Definition at line 1308 of file takehiro.c.

References gr_info::block_type, i, nr_of_sfb_block, gr_info::preflag, gr_info::scalefac, SHORT_TYPE, and window.

Referenced by balance_noise(), and bitcount().

static void scfsi_calc	(	int	ch,
		III_side_info_t *	l3_side
	)			`[static]`

Definition at line 1052 of file takehiro.c.

References i, gr_info::part2_length, SBPSY_l, gr_info::scalefac, gr_info::scalefac_compress, III_side_info_t::scfsi, scfsi_band, and III_side_info_t::tt.

Variable Documentation

const int max_range_sfac_tab[6][4] [static]

Initial value:

 {
    {15, 15, 7, 7},
    {15, 15, 7, 0},
    {7, 3, 0, 0},
    {15, 31, 31, 0},
    {7, 7, 7, 0},
    {3, 3, 0, 0}
}

Definition at line 1285 of file takehiro.c.

const int region0_count

Definition at line 39 of file takehiro.c.

Referenced by huffman_init().

const int region1_count

Definition at line 40 of file takehiro.c.

Referenced by huffman_init().

const int scale_long[16] [static]

Initial value:

 {
    0, 10, 20, 30, 33, 21, 31, 41, 32, 42, 52, 43, 53, 63, 64, 74
}

Definition at line 1215 of file takehiro.c.

const int scale_mixed[16] [static]

Initial value:

 {
    0, 18, 36, 54, 51, 35, 53, 71, 52, 70, 88, 69, 87, 105, 104, 122
}

Definition at line 1210 of file takehiro.c.

const int scale_short[16] [static]

Initial value:

 {
    0, 18, 36, 54, 54, 36, 54, 72, 54, 72, 90, 72, 90, 108, 108, 126
}

Definition at line 1205 of file takehiro.c.

const int slen1_n[16] = { 1, 1, 1, 1, 8, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16 } [static]

Definition at line 1046 of file takehiro.c.

Referenced by scale_bitcount().

const int slen1_tab[16] = { 0, 0, 0, 0, 3, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4 }

Definition at line 1048 of file takehiro.c.

Referenced by writeMainData().

const int slen2_n[16] = { 1, 2, 4, 8, 1, 2, 4, 8, 2, 4, 8, 2, 4, 8, 4, 8 } [static]

Definition at line 1047 of file takehiro.c.

Referenced by scale_bitcount().

const int slen2_tab[16] = { 0, 1, 2, 3, 0, 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3 }

Definition at line 1049 of file takehiro.c.

Referenced by writeMainData().

struct { ... } subdv_table[23] [static]

Referenced by huffman_init().

Generated on Sun Dec 2 11:37:04 2007 for LAME by

1.5.2


Defines
#define	XRPOW_FTOI(src, dest) ((dest) = (int)(src))
#define	QUANTFAC(rx) adj43[rx]
#define	ROUNDFAC 0.4054
Functions
void	quantize_lines_xrpow_01 (int l, FLOAT istep, const FLOAT xr, int ix)
void	quantize_lines_xrpow (int l, FLOAT istep, const FLOAT xr, int ix)
void	quantize_lines_xrpow_ISO (int l, FLOAT istep, const FLOAT xr, int ix)
static void	quantize_xrpow (const FLOAT xp, int pi, FLOAT istep, gr_info const const cod_info, calc_noise_data const prev_noise, lame_internal_flags const *const gfc)
void	quantize_init (lame_internal_flags *const gfc)
int	ix_max (const int ix, const int end)
int	count_bit_ESC (const int ix, const int const end, int t1, const int t2, int *const s)
static int	count_bit_noESC (const int ix, const int const end, int *const s)
static int	count_bit_noESC_from2 (const int ix, const int const end, int t1, int *const s)
static int	count_bit_noESC_from3 (const int ix, const int const end, int t1, int *const s)
static int	choose_table_nonMMX (const int ix, const int const end, int *const s)
int	noquant_count_bits (lame_internal_flags const const gfc, gr_info const gi, calc_noise_data *prev_noise)
int	count_bits (lame_internal_flags const const gfc, const FLOAT const xr, gr_info const gi, calc_noise_data prev_noise)
static void	recalc_divide_init (const lame_internal_flags const gfc, gr_info const cod_info, int const *const ix, int r01_bits[], int r01_div[], int r0_tbl[], int r1_tbl[])
static void	recalc_divide_sub (const lame_internal_flags const gfc, const gr_info cod_info2, gr_info const gi, const int const ix, const int r01_bits[], const int r01_div[], const int r0_tbl[], const int r1_tbl[])
void	best_huffman_divide (const lame_internal_flags const gfc, gr_info const gi)
static void	scfsi_calc (int ch, III_side_info_t *l3_side)
void	best_scalefac_store (const lame_internal_flags gfc, const int gr, const int ch, III_side_info_t const l3_side)
static int	all_scalefactors_not_negative (int const *scalefac, int n)
int	scale_bitcount (gr_info *const cod_info)
int	scale_bitcount_lsf (const lame_internal_flags gfc, gr_info const cod_info)
void	huffman_init (lame_internal_flags *const gfc)
Variables
struct {
const int region0_count
const int region1_count
}	subdv_table [23]
static const int	slen1_n [16] = { 1, 1, 1, 1, 8, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16 }
static const int	slen2_n [16] = { 1, 2, 4, 8, 1, 2, 4, 8, 2, 4, 8, 2, 4, 8, 4, 8 }
const int	slen1_tab [16] = { 0, 0, 0, 0, 3, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4 }
const int	slen2_tab [16] = { 0, 1, 2, 3, 0, 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3 }
static const int	scale_short [16]
static const int	scale_mixed [16]
static const int	scale_long [16]
static const int	max_range_sfac_tab [6][4]