envelope.h File Reference

#include "mdct.h"

Go to the source code of this file.

Classes
struct	envelope_filter_state
struct	envelope_band
struct	envelope_lookup

Macros
#define	VE_PRE   16
#define	VE_WIN   4
#define	VE_POST   2
#define	VE_AMP   (VE_PRE+VE_POST-1)
#define	VE_BANDS   7
#define	VE_NEARDC   15
#define	VE_MINSTRETCH   2 /* a bit less than short block */
#define	VE_MAXSTRETCH   12 /* one-third full block */

Functions
void	_ve_envelope_init (envelope_lookup *e, vorbis_info *vi)
void	_ve_envelope_clear (envelope_lookup *e)
long	_ve_envelope_search (vorbis_dsp_state *v)
void	_ve_envelope_shift (envelope_lookup *e, long shift)
int	_ve_envelope_mark (vorbis_dsp_state *v)

Macro Definition Documentation

#define VE_AMP   (VE_PRE+VE_POST-1)

Definition at line 26 of file envelope.h.

#define VE_BANDS   7

Definition at line 28 of file envelope.h.

#define VE_MAXSTRETCH   12 /* one-third full block */

Definition at line 32 of file envelope.h.

#define VE_MINSTRETCH   2 /* a bit less than short block */

Definition at line 31 of file envelope.h.

#define VE_NEARDC   15

Definition at line 29 of file envelope.h.

#define VE_POST   2

Definition at line 25 of file envelope.h.

#define VE_PRE   16

Definition at line 23 of file envelope.h.

#define VE_WIN   4

Definition at line 24 of file envelope.h.

Function Documentation

void _ve_envelope_clear

(

envelope_lookup *

e

)

Definition at line 76 of file envelope.c.

void _ve_envelope_init	(	envelope_lookup *	e,
		vorbis_info *	vi
	)

Definition at line 32 of file envelope.c.

int _ve_envelope_mark

(

vorbis_dsp_state *

v

)

Definition at line 331 of file envelope.c.

long _ve_envelope_search

(

vorbis_dsp_state *

v

)

Definition at line 217 of file envelope.c.

void _ve_envelope_shift	(	envelope_lookup *	e,
		long	shift
	)

Definition at line 357 of file envelope.c.