#include "gd.h"
#include "gd_intern.h"
#include <unistd.h>
#include <stdlib.h>
#include <time.h>

Macros
#define	GET_PIXEL_FUNCTION(src)

#define	GD_SCATTER_SEED()

Functions
int	gdImageScatter (gdImagePtr im, int sub, int plus)

int	gdImageScatterColor (gdImagePtr im, int sub, int plus, int colors[], unsigned int num_colors)

int	gdImageScatterEx (gdImagePtr im, gdScatterPtr scatter)

int	gdImageNegate (gdImagePtr src)

int	gdImageGrayScale (gdImagePtr src)

int	gdImageBrightness (gdImagePtr src, int brightness)

int	gdImageContrast (gdImagePtr src, double contrast)

int	gdImageColor (gdImagePtr src, const int red, const int green, const int blue, const int alpha)

int	gdImageConvolution (gdImagePtr src, float filter[3][3], float filter_div, float offset)

int	gdImageSelectiveBlur (gdImagePtr src)

int	gdImageEdgeDetectQuick (gdImagePtr src)

int	gdImageGaussianBlur (gdImagePtr im)

int	gdImageEmboss (gdImagePtr im)

int	gdImageMeanRemoval (gdImagePtr im)

int	gdImageSmooth (gdImagePtr im, float weight)

Macro Definition Documentation

◆ GD_SCATTER_SEED

#define GD_SCATTER_SEED ( )

Value:

(unsigned int)(time(0) * getpid())

time

time()

Definition php_date.stub.php:136

Definition at line 26 of file gd_filter.c.

◆ GET_PIXEL_FUNCTION

#define GET_PIXEL_FUNCTION ( src )

Value:

(src->trueColor?gdImageGetTrueColorPixel:gdImageGetPixel)

gdImageGetTrueColorPixel

int gdImageGetTrueColorPixel(gdImagePtr im, int x, int y)

Definition gd.c:798

gdImageGetPixel

int gdImageGetPixel(gdImagePtr im, int x, int y)

Definition gd.c:953

Definition at line 21 of file gd_filter.c.

Function Documentation

◆ gdImageBrightness()

int gdImageBrightness	(	gdImagePtr	src,
		int	brightness )

Definition at line 187 of file gd_filter.c.

◆ gdImageColor()

int gdImageColor	(	gdImagePtr	src,
		const int	red,
		const int	green,
		const int	blue,
		const int	alpha )

Definition at line 292 of file gd_filter.c.

◆ gdImageContrast()

int gdImageContrast	(	gdImagePtr	src,
		double	contrast )

Definition at line 232 of file gd_filter.c.

◆ gdImageConvolution()

int gdImageConvolution	(	gdImagePtr	src,
		float	filter[3][3],
		float	filter_div,
		float	offset )

Definition at line 335 of file gd_filter.c.

◆ gdImageEdgeDetectQuick()

int gdImageEdgeDetectQuick ( gdImagePtr src )

Definition at line 516 of file gd_filter.c.

◆ gdImageEmboss()

int gdImageEmboss ( gdImagePtr im )

Definition at line 534 of file gd_filter.c.

◆ gdImageGaussianBlur()

int gdImageGaussianBlur ( gdImagePtr im )

Definition at line 525 of file gd_filter.c.

◆ gdImageGrayScale()

int gdImageGrayScale ( gdImagePtr src )

Definition at line 147 of file gd_filter.c.

◆ gdImageMeanRemoval()

int gdImageMeanRemoval ( gdImagePtr im )

Definition at line 548 of file gd_filter.c.

◆ gdImageNegate()

int gdImageNegate ( gdImagePtr src )

Definition at line 114 of file gd_filter.c.

◆ gdImageScatter()

int gdImageScatter	(	gdImagePtr	im,
		int	sub,
		int	plus )

Definition at line 29 of file gd_filter.c.

◆ gdImageScatterColor()

int gdImageScatterColor	(	gdImagePtr	im,
		int	sub,
		int	plus,
		int	colors[],
		unsigned int	num_colors )

Definition at line 40 of file gd_filter.c.

◆ gdImageScatterEx()

int gdImageScatterEx	(	gdImagePtr	im,
		gdScatterPtr	scatter )

Definition at line 52 of file gd_filter.c.

◆ gdImageSelectiveBlur()

int gdImageSelectiveBlur ( gdImagePtr src )

Definition at line 397 of file gd_filter.c.

◆ gdImageSmooth()

int gdImageSmooth	(	gdImagePtr	im,
		float	weight )

Definition at line 557 of file gd_filter.c.

Macros

Functions