libavfilter/libmpcodecs/vf_pp7.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <math.h>
#include "config.h"
#include "mp_msg.h"
#include "cpudetect.h"
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
#include "libvo/fastmemcpy.h"

Go to the source code of this file.

Data Structures
struct	vf_priv_s
	Stores persistant variables. More...
Defines
#define	XMIN(a, b)   ((a) < (b) ? (a) : (b))
#define	XMAX(a, b)   ((a) > (b) ? (a) : (b))
#define	N0   4
#define	N1   5
#define	N2   10
#define	SN0   2
#define	SN1   2.2360679775
#define	SN2   3.16227766017
#define	N   (1<<16)
Typedefs
typedef short	DCTELEM
Functions
static void	dctA_c (DCTELEM *dst, uint8_t *src, int stride)
static void	dctB_c (DCTELEM *dst, DCTELEM *src)
static void	dctB_mmx (DCTELEM *dst, DCTELEM *src)
static void	init_thres2 (void)
static int	hardthresh_c (DCTELEM *src, int qp)
static int	mediumthresh_c (DCTELEM *src, int qp)
static int	softthresh_c (DCTELEM *src, int qp)
static void	filter (struct vf_priv_s *p, uint8_t *dst, uint8_t *src, int dst_stride, int src_stride, int width, int height, uint8_t *qp_store, int qp_stride, int is_luma)
static int	config (struct vf_instance *vf, int width, int height, int d_width, int d_height, unsigned int flags, unsigned int outfmt)
static void	get_image (struct vf_instance *vf, mp_image_t *mpi)
static int	put_image (struct vf_instance *vf, mp_image_t *mpi, double pts)
static void	uninit (struct vf_instance *vf)
static int	query_format (struct vf_instance *vf, unsigned int fmt)
static int	control (struct vf_instance *vf, int request, void *data)
static int	vf_open (vf_instance_t *vf, char *args)
Variables
static const uint8_t	dither [8][8]
static void(*	dctB )(DCTELEM *dst, DCTELEM *src) = dctB_c
static const int	factor [16]
static const int	thres [16]
static int	thres2 [99][16]
static int(*	requantize )(DCTELEM *src, int qp) = hardthresh_c
const vf_info_t	vf_info_pp7

---

Define Documentation

#define N   (1<<16)

Definition at line 200 of file vf_pp7.c.

Referenced by hybrid6_cx().

#define N0   4

Definition at line 194 of file vf_pp7.c.

#define N1   5

Definition at line 195 of file vf_pp7.c.

#define N2   10

Definition at line 196 of file vf_pp7.c.

#define SN0   2

Definition at line 197 of file vf_pp7.c.

Referenced by init_thres2().

#define SN1   2.2360679775

Definition at line 198 of file vf_pp7.c.

#define SN2   3.16227766017

Definition at line 199 of file vf_pp7.c.

Referenced by init_thres2().

#define XMAX	(	a,
		b		)	((a) > (b) ? (a) : (b))

Definition at line 43 of file vf_pp7.c.

Referenced by init_thres2().

#define XMIN	(	a,
		b		)	((a) < (b) ? (a) : (b))

Definition at line 42 of file vf_pp7.c.

Referenced by filter().

---

Typedef Documentation

typedef short DCTELEM

Definition at line 45 of file vf_pp7.c.

---

Function Documentation

static int config	(	struct vf_instance *	vf,
		int	width,
		int	height,
		int	d_width,
		int	d_height,
		unsigned int	flags,
		unsigned int	outfmt
	)			[static]

Definition at line 347 of file vf_pp7.c.

static int control	(	struct vf_instance *	vf,
		int	request,
		void *	data
	)			[static]

Definition at line 439 of file vf_pp7.c.

static void dctA_c	(	DCTELEM *	dst,
		uint8_t *	src,
		int	stride
	)			[inline, static]

Definition at line 114 of file vf_pp7.c.

Referenced by filter().

static void dctB_c	(	DCTELEM *	dst,
		DCTELEM *	src
	)			[static]

Definition at line 136 of file vf_pp7.c.

static void dctB_mmx	(	DCTELEM *	dst,
		DCTELEM *	src
	)			[static]

Definition at line 159 of file vf_pp7.c.

Referenced by vf_open().

static void filter	(	struct vf_priv_s *	p,
		uint8_t *	dst,
		uint8_t *	src,
		int	dst_stride,
		int	src_stride,
		int	width,
		int	height,
		uint8_t *	qp_store,
		int	qp_stride,
		int	is_luma
	)			[static]

Definition at line 285 of file vf_pp7.c.

static void get_image	(	struct vf_instance *	vf,
		mp_image_t *	mpi
	)			[static]

Definition at line 358 of file vf_pp7.c.

static int hardthresh_c	(	DCTELEM *	src,
		int	qp
	)			[static]

Definition at line 229 of file vf_pp7.c.

Referenced by vf_open().

static void init_thres2

(

void

)

[static]

Definition at line 218 of file vf_pp7.c.

Referenced by vf_open().

static int mediumthresh_c	(	DCTELEM *	src,
		int	qp
	)			[static]

Definition at line 245 of file vf_pp7.c.

Referenced by vf_open().

static int put_image	(	struct vf_instance *	vf,
		mp_image_t *	mpi,
		double	pts
	)			[static]

Definition at line 375 of file vf_pp7.c.

static int query_format	(	struct vf_instance *	vf,
		unsigned int	fmt
	)			[static]

Definition at line 421 of file vf_pp7.c.

static int softthresh_c	(	DCTELEM *	src,
		int	qp
	)			[static]

Definition at line 266 of file vf_pp7.c.

Referenced by vf_open().

static void uninit

(

struct vf_instance *

vf

)

[static]

Definition at line 410 of file vf_pp7.c.

static int vf_open	(	vf_instance_t *	vf,
		char *	args
	)			[static]

Definition at line 443 of file vf_pp7.c.

---

Variable Documentation

void(* dctB)(DCTELEM *dst, DCTELEM *src) = dctB_c [static]

Referenced by filter(), and vf_open().

const uint8_t dither[8][8] [static]

Initial value:

{
{  0,  48,  12,  60,   3,  51,  15,  63, },
{ 32,  16,  44,  28,  35,  19,  47,  31, },
{  8,  56,   4,  52,  11,  59,   7,  55, },
{ 40,  24,  36,  20,  43,  27,  39,  23, },
{  2,  50,  14,  62,   1,  49,  13,  61, },
{ 34,  18,  46,  30,  33,  17,  45,  29, },
{ 10,  58,   6,  54,   9,  57,   5,  53, },
{ 42,  26,  38,  22,  41,  25,  37,  21, },
}

Definition at line 48 of file vf_pp7.c.

const int factor[16] [static]

Initial value:

{
    N/(N0*N0), N/(N0*N1), N/(N0*N0),N/(N0*N2),
    N/(N1*N0), N/(N1*N1), N/(N1*N0),N/(N1*N2),
    N/(N0*N0), N/(N0*N1), N/(N0*N0),N/(N0*N2),
    N/(N2*N0), N/(N2*N1), N/(N2*N0),N/(N2*N2),
}

Definition at line 202 of file vf_pp7.c.

Referenced by adaptive_quantization(), av_resample_init(), av_solve_lls(), blur(), and ff_jpegls_reset_coding_parameters().

int(* requantize)(DCTELEM *src, int qp) = hardthresh_c [static]

Referenced by filter(), and vf_open().

const int thres[16] [static]

Initial value:

{
    N/(SN0*SN0), N/(SN0*SN2), N/(SN0*SN0),N/(SN0*SN2),
    N/(SN2*SN0), N/(SN2*SN2), N/(SN2*SN0),N/(SN2*SN2),
    N/(SN0*SN0), N/(SN0*SN2), N/(SN0*SN0),N/(SN0*SN2),
    N/(SN2*SN0), N/(SN2*SN2), N/(SN2*SN0),N/(SN2*SN2),
}

Definition at line 209 of file vf_pp7.c.

int thres2[99][16] [static]

Definition at line 216 of file vf_pp7.c.

const vf_info_t vf_info_pp7

Initial value:

 {
    "postprocess 7",
    "pp7",
    "Michael Niedermayer",
    "",
    vf_open,
    NULL
}

Definition at line 484 of file vf_pp7.c.