layer2.c File Reference

#include <config.h>
#include "common.h"
#include "layer2.h"
#include "l2tables.h"
#include "decode_i386.h"

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Functions
void	init_layer2 (void)
static void	II_step_one (PMPSTR mp, unsigned int *bit_alloc, int *scale, struct frame *fr)
static void	II_step_two (PMPSTR mp, unsigned int *bit_alloc, real fraction[2][4][SBLIMIT], int *scale, struct frame *fr, int x1)
static void	II_select_table (struct frame *fr)
int	do_layer2 (PMPSTR mp, unsigned char *pcm_sample, int *pcm_point)
Variables
static int	grp_3tab [32 *3] = { 0, }
static int	grp_5tab [128 *3] = { 0, }
static int	grp_9tab [1024 *3] = { 0, }

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Function Documentation

int do_layer2	(	PMPSTR	mp,
		unsigned char *	pcm_sample,
		int *	pcm_point
	)

Definition at line 266 of file layer2.c.

References mpstr_tag::fr, i, frame::II_sblimit, II_select_table(), II_step_one(), II_step_two(), frame::jsbound, frame::mode, frame::mode_ext, MPG_MD_JOINT_STEREO, real, SCALE_BLOCK, frame::single, frame::stereo, synth_1to1(), and synth_1to1_mono().

Referenced by decodeMP3_clipchoice().

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static void II_select_table

(

struct frame *

fr

)

[static]

Definition at line 240 of file layer2.c.

References frame::alloc, alloc_0, alloc_1, alloc_2, alloc_3, alloc_4, frame::bitrate_index, frame::II_sblimit, frame::lsf, frame::sampling_frequency, and frame::stereo.

Referenced by do_layer2().

static void II_step_one	(	PMPSTR	mp,
		unsigned int *	bit_alloc,
		int *	scale,
		struct frame *	fr
	)			[static]

Definition at line 71 of file layer2.c.

References frame::alloc, getbits(), getbits_fast(), i, frame::II_sblimit, frame::jsbound, and frame::stereo.

Referenced by do_layer2().

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static void II_step_two	(	PMPSTR	mp,
		unsigned int *	bit_alloc,
		real	fraction[2][4][SBLIMIT],
		int *	scale,
		struct frame *	fr,
		int	x1
	)			[static]

Definition at line 145 of file layer2.c.

References frame::alloc, al_table2::bits, al_table2::d, getbits(), grp_3tab, grp_5tab, grp_9tab, i, frame::II_sblimit, frame::jsbound, muls, real, and frame::stereo.

Referenced by do_layer2().

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void init_layer2

(

void

)

Definition at line 27 of file layer2.c.

References grp_3tab, grp_5tab, grp_9tab, i, muls, and real.

Referenced by InitMP3().

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Variable Documentation

int grp_3tab[32 *3] = { 0, } [static]

Definition at line 23 of file layer2.c.

Referenced by II_step_two(), and init_layer2().

int grp_5tab[128 *3] = { 0, } [static]

Definition at line 24 of file layer2.c.

Referenced by II_step_two(), and init_layer2().

int grp_9tab[1024 *3] = { 0, } [static]

Definition at line 25 of file layer2.c.

Referenced by II_step_two(), and init_layer2().

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