#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"
#include "libavutil/mem.h"

Data Structures
struct	FilterParam

struct	vf_priv_s

Macros
#define	MAX_NOISE 4096

#define	MAX_SHIFT 1024

#define	MAX_RES (MAX_NOISE-MAX_SHIFT)

#define	RAND_N(range) ((int) ((double)range*rand()/(RAND_MAX+1.0)))

Functions
static void	lineNoise_C (uint8_t dst, uint8_t src, int8_t *noise, int len, int shift)

static void	lineNoiseAvg_C (uint8_t dst, uint8_t src, int len, int8_t **shift)

static int8_t *	initNoise (FilterParam *fp)

static void	lineNoise_MMX (uint8_t dst, uint8_t src, int8_t *noise, int len, int shift)

static void	lineNoiseAvg_MMX (uint8_t dst, uint8_t src, int len, int8_t **shift)

static void	noise (uint8_t dst, uint8_t src, int dstStride, int srcStride, int width, int height, FilterParam *fp)

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 void	parse (FilterParam fp, char args)

static int	vf_open (vf_instance_t vf, char args)

Variables
static void(*	lineNoise )(uint8_t dst, uint8_t src, int8_t *noise, int len, int shift) = lineNoise_C

static void(*	lineNoiseAvg )(uint8_t dst, uint8_t src, int len, int8_t **shift) = lineNoiseAvg_C

static int	nonTempRandShift_init

static int	nonTempRandShift [MAX_RES]

static int	patt [4]

static const unsigned int	fmt_list []

const vf_info_t	ff_vf_info_noise

Macro Definition Documentation

#define MAX_NOISE 4096

Definition at line 41 of file vf_noise.c.

Referenced by initNoise().

#define MAX_SHIFT 1024

Definition at line 42 of file vf_noise.c.

Referenced by initNoise(), and noise().

#define MAX_RES (MAX_NOISE-MAX_SHIFT)

Definition at line 43 of file vf_noise.c.

Referenced by initNoise().

#define RAND_N ( range ) ((int) ((double)range*rand()/(RAND_MAX+1.0)))

Definition at line 78 of file vf_noise.c.

Referenced by initNoise().

Function Documentation

static void lineNoise_C	(	uint8_t *	dst,
		uint8_t *	src,
		int8_t *	noise,
		int	len,
		int	shift
	)

inlinestatic

Definition at line 206 of file vf_noise.c.

Referenced by lineNoise_MMX().

static void lineNoiseAvg_C	(	uint8_t *	dst,
		uint8_t *	src,
		int	len,
		int8_t **	shift
	)

inlinestatic

Definition at line 262 of file vf_noise.c.

Referenced by lineNoiseAvg_MMX().

static int8_t* initNoise ( FilterParam * fp )

static

Definition at line 79 of file vf_noise.c.

Referenced by parse().

static void lineNoise_MMX	(	uint8_t *	dst,
		uint8_t *	src,
		int8_t *	noise,
		int	len,
		int	shift
	)

inlinestatic

Definition at line 150 of file vf_noise.c.

Referenced by vf_open().

static void lineNoiseAvg_MMX	(	uint8_t *	dst,
		uint8_t *	src,
		int	len,
		int8_t **	shift
	)

inlinestatic

Definition at line 221 of file vf_noise.c.

Referenced by vf_open().

static void noise	(	uint8_t *	dst,
		uint8_t *	src,
		int	dstStride,
		int	srcStride,
		int	width,
		int	height,
		FilterParam *	fp
	)

static

Definition at line 275 of file vf_noise.c.

Referenced by initNoise(), and put_image().

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 316 of file vf_noise.c.

Referenced by vf_open().

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

static

Definition at line 323 of file vf_noise.c.

Referenced by vf_open().

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

static

Definition at line 341 of file vf_noise.c.

Referenced by vf_open().

static void uninit ( struct vf_instance * vf )

static

Definition at line 370 of file vf_noise.c.

Referenced by vf_open().

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

static

Definition at line 385 of file vf_noise.c.

Referenced by vf_open().

static void parse	(	FilterParam *	fp,
		char *	args
	)

static

Definition at line 396 of file vf_noise.c.

Referenced by vf_open().

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

static

Definition at line 427 of file vf_noise.c.

Variable Documentation

void(* lineNoise)(uint8_t *dst, uint8_t *src, int8_t *noise, int len, int shift) = lineNoise_C

static

Definition at line 50 of file vf_noise.c.

Referenced by noise(), and vf_open().

void(* lineNoiseAvg)(uint8_t *dst, uint8_t *src, int len, int8_t **shift) = lineNoiseAvg_C

static

Definition at line 51 of file vf_noise.c.

Referenced by noise(), and vf_open().

int nonTempRandShift_init

static

Definition at line 71 of file vf_noise.c.

Referenced by initNoise().

int nonTempRandShift[MAX_RES]

static

Definition at line 72 of file vf_noise.c.

Referenced by initNoise(), and noise().

int patt[4]

static

Initial value:

= {
    -1,0,1,0
}

Definition at line 74 of file vf_noise.c.

Referenced by initNoise().

const unsigned int fmt_list[]

static

Initial value:

={
    IMGFMT_YV12,
    IMGFMT_I420,
    IMGFMT_IYUV,
    0
}

Definition at line 420 of file vf_noise.c.

const vf_info_t ff_vf_info_noise

Initial value:

= {
    "noise generator",
    "noise",
    "Michael Niedermayer",
    "",
    vf_open,
    NULL
}

Definition at line 465 of file vf_noise.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation