#include <stddef.h>
#include <stdint.h>

Data Structures
struct	DWTCompose

struct	DWTPlane

struct	DWTContext

Macros
#define	MAX_DWT_SUPPORT 8

#define	MAX_DECOMPOSITIONS 8

#define	COMPOSE_53iL0(b0, b1, b2)

#define	COMPOSE_DIRAC53iH0(b0, b1, b2)

#define	COMPOSE_DD97iH0(b0, b1, b2, b3, b4)

#define	COMPOSE_DD137iL0(b0, b1, b2, b3, b4)

#define	COMPOSE_HAARiL0(b0, b1)

#define	COMPOSE_HAARiH0(b0, b1)

#define	COMPOSE_FIDELITYiL0(b0, b1, b2, b3, b4, b5, b6, b7, b8)

#define	COMPOSE_FIDELITYiH0(b0, b1, b2, b3, b4, b5, b6, b7, b8)

#define	COMPOSE_DAUB97iL1(b0, b1, b2)

#define	COMPOSE_DAUB97iH1(b0, b1, b2)

#define	COMPOSE_DAUB97iL0(b0, b1, b2)

#define	COMPOSE_DAUB97iH0(b0, b1, b2)

Typedefs
typedef int	DWTELEM

typedef short	IDWTELEM

typedef void(*	vertical_compose_2tap) (uint8_t b0, uint8_t b1, int width)

typedef void(*	vertical_compose_3tap) (uint8_t b0, uint8_t b1, uint8_t *b2, int width)

typedef void(*	vertical_compose_5tap) (uint8_t b0, uint8_t b1, uint8_t b2, uint8_t b3, uint8_t *b4, int width)

typedef void(*	vertical_compose_9tap) (uint8_t dst, uint8_t b[8], int width)

Enumerations
enum	dwt_type { DWT_SNOW_DAUB9_7 , DWT_SNOW_LEGALL5_3 , DWT_DIRAC_DD9_7 , DWT_DIRAC_LEGALL5_3 , DWT_DIRAC_DD13_7 , DWT_DIRAC_HAAR0 , DWT_DIRAC_HAAR1 , DWT_DIRAC_FIDELITY , DWT_DIRAC_DAUB9_7 , DWT_NUM_TYPES }

Functions
int	ff_spatial_idwt_init (DWTContext d, DWTPlane p, enum dwt_type type, int decomposition_count, int bit_depth)

void	ff_spatial_idwt_init_x86 (DWTContext *d, enum dwt_type type)

void	ff_spatial_idwt_slice2 (DWTContext *d, int y)

Macro Definition Documentation

◆ MAX_DWT_SUPPORT

#define MAX_DWT_SUPPORT 8

Definition at line 30 of file dirac_dwt.h.

◆ MAX_DECOMPOSITIONS

#define MAX_DECOMPOSITIONS 8

Definition at line 31 of file dirac_dwt.h.

Referenced by decode_frame(), decode_header(), ff_snow_common_end(), ff_snow_reset_contexts(), and ff_spatial_idwt().

◆ COMPOSE_53iL0

#define COMPOSE_53iL0	(	b0,
		b1,
		b2 )

Value:

(b1 - (unsigned)((int)(b0 + (unsigned)(b2) + 2) >> 2))

b1

static double b1(void *priv, double x, double y)

Definition vf_xfade.c:2034

b2

static double b2(void *priv, double x, double y)

Definition vf_xfade.c:2035

b0

static double b0(void *priv, double x, double y)

Definition vf_xfade.c:2033

Definition at line 99 of file dirac_dwt.h.

Referenced by horizontal_compose_dd97i_TMPL(), and horizontal_compose_dirac53i_TMPL().

◆ COMPOSE_DIRAC53iH0

#define COMPOSE_DIRAC53iH0	(	b0,
		b1,
		b2 )

Value:

(b1 + (unsigned)((int)(b0 + (unsigned)(b2) + 1) >> 1))

Definition at line 102 of file dirac_dwt.h.

Referenced by horizontal_compose_dirac53i_TMPL(), and vertical_compose_dirac53iH0_TMPL().

◆ COMPOSE_DD97iH0

#define COMPOSE_DD97iH0	(	b0,
		b1,
		b2,
		b3,
		b4 )

Value:

(int)(((unsigned)(b2) + ((int)(9U*b1 + 9U*b3 - b4 - b0 + 8) >> 4)))

b3

static double b3(void *priv, double x, double y)

Definition vf_xfade.c:2036

Definition at line 105 of file dirac_dwt.h.

Referenced by horizontal_compose_dd137i_TMPL(), horizontal_compose_dd97i_ssse3(), horizontal_compose_dd97i_TMPL(), and vertical_compose_dd97iH0_TMPL().

◆ COMPOSE_DD137iL0

#define COMPOSE_DD137iL0	(	b0,
		b1,
		b2,
		b3,
		b4 )

Value:

(int)(((unsigned)(b2) - ((int)(9U*b1 + 9U*b3 - b4 - b0 + 16) >> 5)))

Definition at line 108 of file dirac_dwt.h.

Referenced by horizontal_compose_dd137i_TMPL(), and vertical_compose_dd137iL0_TMPL().

◆ COMPOSE_HAARiL0

#define COMPOSE_HAARiL0	(		b0,
			b1 )

Value:

((int)(b0 - (unsigned)((int)(b1 + 1U) >> 1)))

Definition at line 111 of file dirac_dwt.h.

Referenced by horizontal_compose_haari_TMPL(), and vertical_compose_haar_TMPL().

◆ COMPOSE_HAARiH0

#define COMPOSE_HAARiH0	(		b0,
			b1 )

Value:

((int)(b0 + (unsigned)(b1)))

Definition at line 114 of file dirac_dwt.h.

Referenced by horizontal_compose_haari_TMPL(), and vertical_compose_haar_TMPL().

◆ COMPOSE_FIDELITYiL0

#define COMPOSE_FIDELITYiL0	(	b0,
		b1,
		b2,
		b3,
		b4,
		b5,
		b6,
		b7,
		b8 )

Value:

((unsigned)b4 - ((int)(-8*(b0+(unsigned)b8) + 21*(b1+(unsigned)b7) - 46*(b2+(unsigned)b6) + 161*(b3+(unsigned)b5) + 128) >> 8))

Definition at line 117 of file dirac_dwt.h.

Referenced by horizontal_compose_fidelityi_TMPL(), and vertical_compose_fidelityiL0_TMPL().

◆ COMPOSE_FIDELITYiH0

#define COMPOSE_FIDELITYiH0	(	b0,
		b1,
		b2,
		b3,
		b4,
		b5,
		b6,
		b7,
		b8 )

Value:

((unsigned)b4 + ((int)(-2*(b0+(unsigned)b8) + 10*(b1+(unsigned)b7) - 25*(b2+(unsigned)b6) + 81*(b3+(unsigned)b5) + 128) >> 8))

Definition at line 120 of file dirac_dwt.h.

Referenced by horizontal_compose_fidelityi_TMPL(), and vertical_compose_fidelityiH0_TMPL().

◆ COMPOSE_DAUB97iL1

#define COMPOSE_DAUB97iL1	(	b0,
		b1,
		b2 )

Value:

((unsigned)(b1) - ((int)(1817*(b0 + (unsigned)b2) + 2048) >> 12))

Definition at line 123 of file dirac_dwt.h.

Referenced by horizontal_compose_daub97i_TMPL(), and vertical_compose_daub97iL1_TMPL().

◆ COMPOSE_DAUB97iH1

#define COMPOSE_DAUB97iH1	(	b0,
		b1,
		b2 )

Value:

((unsigned)(b1) - ((int)( 113*(b0 + (unsigned)b2) + 64) >> 7))

Definition at line 126 of file dirac_dwt.h.

Referenced by horizontal_compose_daub97i_TMPL(), and vertical_compose_daub97iH1_TMPL().

◆ COMPOSE_DAUB97iL0

#define COMPOSE_DAUB97iL0	(	b0,
		b1,
		b2 )

Value:

((unsigned)(b1) + ((int)( 217*(b0 + (unsigned)b2) + 2048) >> 12))

Definition at line 129 of file dirac_dwt.h.

Referenced by horizontal_compose_daub97i_TMPL(), and vertical_compose_daub97iL0_TMPL().

◆ COMPOSE_DAUB97iH0

#define COMPOSE_DAUB97iH0	(	b0,
		b1,
		b2 )

Value:

((unsigned)(b1) + ((int)(6497*(b0 + (unsigned)b2) + 2048) >> 12))

Definition at line 132 of file dirac_dwt.h.

Referenced by horizontal_compose_daub97i_TMPL(), and vertical_compose_daub97iH0_TMPL().

Typedef Documentation

◆ DWTELEM

typedef int DWTELEM

Definition at line 27 of file dirac_dwt.h.

◆ IDWTELEM

typedef short IDWTELEM

Definition at line 28 of file dirac_dwt.h.

◆ vertical_compose_2tap

typedef void(* vertical_compose_2tap) (uint8_t *b0, uint8_t *b1, int width)

Definition at line 50 of file dirac_dwt.h.

◆ vertical_compose_3tap

typedef void(* vertical_compose_3tap) (uint8_t *b0, uint8_t *b1, uint8_t *b2, int width)

Definition at line 51 of file dirac_dwt.h.

◆ vertical_compose_5tap

typedef void(* vertical_compose_5tap) (uint8_t *b0, uint8_t *b1, uint8_t *b2, uint8_t *b3, uint8_t *b4, int width)

Definition at line 52 of file dirac_dwt.h.

◆ vertical_compose_9tap

typedef void(* vertical_compose_9tap) (uint8_t *dst, uint8_t *b[8], int width)

Definition at line 53 of file dirac_dwt.h.

Enumeration Type Documentation

◆ dwt_type

enum dwt_type

Enumerator
DWT_SNOW_DAUB9_7
DWT_SNOW_LEGALL5_3
DWT_DIRAC_DD9_7
DWT_DIRAC_LEGALL5_3
DWT_DIRAC_DD13_7
DWT_DIRAC_HAAR0
DWT_DIRAC_HAAR1
DWT_DIRAC_FIDELITY
DWT_DIRAC_DAUB9_7
DWT_NUM_TYPES

Definition at line 78 of file dirac_dwt.h.

Function Documentation

◆ ff_spatial_idwt_init()

int ff_spatial_idwt_init	(	DWTContext *	d,
		DWTPlane *	p,
		enum dwt_type	type,
		int	decomposition_count,
		int	bit_depth )

Definition at line 36 of file dirac_dwt.c.

Referenced by dirac_decode_frame_internal().

◆ ff_spatial_idwt_init_x86()

void ff_spatial_idwt_init_x86	(	DWTContext *	d,
		enum dwt_type	type )

Definition at line 154 of file dirac_dwt_init.c.

Referenced by ff_spatial_idwt_init().

◆ ff_spatial_idwt_slice2()

void ff_spatial_idwt_slice2	(	DWTContext *	d,
		int	y )

Definition at line 69 of file dirac_dwt.c.

Referenced by dirac_decode_frame_internal().

Data Structures

Macros

Typedefs

Enumerations

Functions

Macro Definition Documentation

◆ MAX_DWT_SUPPORT

◆ MAX_DECOMPOSITIONS

◆ COMPOSE_53iL0

◆ COMPOSE_DIRAC53iH0

◆ COMPOSE_DD97iH0

◆ COMPOSE_DD137iL0

◆ COMPOSE_HAARiL0

◆ COMPOSE_HAARiH0

◆ COMPOSE_FIDELITYiL0

◆ COMPOSE_FIDELITYiH0

◆ COMPOSE_DAUB97iL1

◆ COMPOSE_DAUB97iH1

◆ COMPOSE_DAUB97iL0

◆ COMPOSE_DAUB97iH0

Typedef Documentation

◆ DWTELEM

◆ IDWTELEM

◆ vertical_compose_2tap

◆ vertical_compose_3tap

◆ vertical_compose_5tap

◆ vertical_compose_9tap

Enumeration Type Documentation

◆ dwt_type

Function Documentation

◆ ff_spatial_idwt_init()

◆ ff_spatial_idwt_init_x86()

◆ ff_spatial_idwt_slice2()