libavfilter/libmpcodecs/pullup.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "pullup.h"
#include "cpudetect.h"

Go to the source code of this file.

Defines
#define	ABS(a)   (((a)^((a)>>31))-((a)>>31))
#define	F_HAVE_BREAKS   1
#define	F_HAVE_AFFINITY   2
#define	BREAK_LEFT   1
#define	BREAK_RIGHT   2
Functions
static int	diff_y (unsigned char *a, unsigned char *b, int s)
static int	licomb_y (unsigned char *a, unsigned char *b, int s)
static int	var_y (unsigned char *a, unsigned char *b, int s)
static void	alloc_buffer (struct pullup_context *c, struct pullup_buffer *b)
struct pullup_buffer *	pullup_lock_buffer (struct pullup_buffer *b, int parity)
void	pullup_release_buffer (struct pullup_buffer *b, int parity)
struct pullup_buffer *	pullup_get_buffer (struct pullup_context *c, int parity)
static void	compute_metric (struct pullup_context *c, struct pullup_field *fa, int pa, struct pullup_field *fb, int pb, int(*func)(unsigned char *, unsigned char *, int), int *dest)
static void	alloc_metrics (struct pullup_context *c, struct pullup_field *f)
static struct pullup_field *	make_field_queue (struct pullup_context *c, int len)
static void	check_field_queue (struct pullup_context *c)
void	pullup_submit_field (struct pullup_context *c, struct pullup_buffer *b, int parity)
void	pullup_flush_fields (struct pullup_context *c)
static int	queue_length (struct pullup_field *begin, struct pullup_field *end)
static int	find_first_break (struct pullup_field *f, int max)
static void	compute_breaks (struct pullup_context *c, struct pullup_field *f0)
static void	compute_affinity (struct pullup_context *c, struct pullup_field *f)
static void	foo (struct pullup_context *c)
static int	decide_frame_length (struct pullup_context *c)
static void	print_aff_and_breaks (struct pullup_context *c, struct pullup_field *f)
struct pullup_frame *	pullup_get_frame (struct pullup_context *c)
static void	copy_field (struct pullup_context *c, struct pullup_buffer *dest, struct pullup_buffer *src, int parity)
void	pullup_pack_frame (struct pullup_context *c, struct pullup_frame *fr)
void	pullup_release_frame (struct pullup_frame *fr)
struct pullup_context *	pullup_alloc_context (void)
void	pullup_preinit_context (struct pullup_context *c)
void	pullup_init_context (struct pullup_context *c)
void	pullup_free_context (struct pullup_context *c)

---

Define Documentation

#define ABS

(

a

)

(((a)^((a)>>31))-((a)>>31))

Definition at line 214 of file pullup.c.

Referenced by compute_affinity(), diff_y(), filter(), licomb_y(), PrecalcCoefs(), and var_y().

#define BREAK_LEFT   1

Definition at line 464 of file pullup.c.

Referenced by compute_breaks(), decide_frame_length(), find_first_break(), and print_aff_and_breaks().

#define BREAK_RIGHT   2

Definition at line 465 of file pullup.c.

Referenced by compute_breaks(), decide_frame_length(), find_first_break(), and print_aff_and_breaks().

#define F_HAVE_AFFINITY   2

Definition at line 461 of file pullup.c.

Referenced by compute_affinity().

#define F_HAVE_BREAKS   1

Definition at line 460 of file pullup.c.

Referenced by compute_breaks().

---

Function Documentation

static void alloc_buffer	(	struct pullup_context *	c,
		struct pullup_buffer *	b
	)			[static]

Definition at line 279 of file pullup.c.

static void alloc_metrics	(	struct pullup_context *	c,
		struct pullup_field *	f
	)			[static]

Definition at line 379 of file pullup.c.

Referenced by check_field_queue(), and make_field_queue().

static void check_field_queue

(

struct pullup_context *

c

)

[static]

Definition at line 403 of file pullup.c.

Referenced by pullup_submit_field().

static void compute_affinity	(	struct pullup_context *	c,
		struct pullup_field *	f
	)			[static]

Definition at line 527 of file pullup.c.

Referenced by foo().

static void compute_breaks	(	struct pullup_context *	c,
		struct pullup_field *	f0
	)			[static]

Definition at line 491 of file pullup.c.

Referenced by foo().

static void compute_metric	(	struct pullup_context *	c,
		struct pullup_field *	fa,
		int	pa,
		struct pullup_field *	fb,
		int	pb,
		int(*)(unsigned char *, unsigned char *, int)	func,
		int *	dest
	)			[static]

Definition at line 343 of file pullup.c.

Referenced by pullup_submit_field().

static void copy_field	(	struct pullup_context *	c,
		struct pullup_buffer *	dest,
		struct pullup_buffer *	src,
		int	parity
	)			[static]

Definition at line 697 of file pullup.c.

Referenced by pullup_pack_frame().

static int decide_frame_length

(

struct pullup_context *

c

)

[static]

Definition at line 580 of file pullup.c.

Referenced by pullup_get_frame().

static int diff_y	(	unsigned char *	a,
		unsigned char *	b,
		int	s
	)			[static]

Definition at line 216 of file pullup.c.

Referenced by pullup_init_context().

static int find_first_break	(	struct pullup_field *	f,
		int	max
	)			[static]

Definition at line 480 of file pullup.c.

Referenced by decide_frame_length().

static void foo

(

struct pullup_context *

c

)

[static]

Definition at line 569 of file pullup.c.

Referenced by decide_frame_length(), and put_image().

static int licomb_y	(	unsigned char *	a,
		unsigned char *	b,
		int	s
	)			[static]

Definition at line 226 of file pullup.c.

Referenced by pullup_init_context().

static struct pullup_field* make_field_queue	(	struct pullup_context *	c,
		int	len
	)			[static, read]

Definition at line 387 of file pullup.c.

Referenced by pullup_init_context().

static void print_aff_and_breaks	(	struct pullup_context *	c,
		struct pullup_field *	f
	)			[static]

Definition at line 624 of file pullup.c.

Referenced by pullup_get_frame().

struct pullup_context* pullup_alloc_context

(

void

)

[read]

Definition at line 747 of file pullup.c.

Referenced by vf_open().

void pullup_flush_fields

(

struct pullup_context *

c

)

Definition at line 442 of file pullup.c.

void pullup_free_context

(

struct pullup_context *

c

)

Definition at line 808 of file pullup.c.

Referenced by uninit().

struct pullup_buffer* pullup_get_buffer	(	struct pullup_context *	c,
		int	parity
	)			[read]

Definition at line 306 of file pullup.c.

Referenced by pullup_pack_frame(), and put_image().

struct pullup_frame* pullup_get_frame

(

struct pullup_context *

c

)

[read]

Definition at line 647 of file pullup.c.

Referenced by put_image().

void pullup_init_context

(

struct pullup_context *

c

)

Definition at line 765 of file pullup.c.

Referenced by init_pullup().

struct pullup_buffer* pullup_lock_buffer	(	struct pullup_buffer *	b,
		int	parity
	)			[read]

Definition at line 291 of file pullup.c.

Referenced by pullup_get_buffer(), pullup_get_frame(), pullup_pack_frame(), and pullup_submit_field().

void pullup_pack_frame	(	struct pullup_context *	c,
		struct pullup_frame *	fr
	)

Definition at line 713 of file pullup.c.

Referenced by put_image().

void pullup_preinit_context

(

struct pullup_context *

c

)

Definition at line 756 of file pullup.c.

Referenced by init_pullup().

void pullup_release_buffer	(	struct pullup_buffer *	b,
		int	parity
	)

Definition at line 299 of file pullup.c.

Referenced by pullup_flush_fields(), pullup_release_frame(), and put_image().

void pullup_release_frame

(

struct pullup_frame *

fr

)

Definition at line 731 of file pullup.c.

Referenced by put_image().

void pullup_submit_field	(	struct pullup_context *	c,
		struct pullup_buffer *	b,
		int	parity
	)

Definition at line 415 of file pullup.c.

Referenced by put_image().

static int queue_length	(	struct pullup_field *	begin,
		struct pullup_field *	end
	)			[static]

Definition at line 470 of file pullup.c.

Referenced by decide_frame_length(), and foo().

static int var_y	(	unsigned char *	a,
		unsigned char *	b,
		int	s
	)			[static]

Definition at line 259 of file pullup.c.

Referenced by pullup_init_context().