## How to get an affine transformation matrix in PHP using imageaffinematrixget()?

Urmila Samariya

Updated on 09-Aug-2021 13:59:29

imageaffinematrixget() is an inbuilt function in PHP that is used to get an affine transformation matrix. This function is often used in linear algebra and computer graphics.Syntaxarray imageaffinematrixget(int \$type, mixed \$options)Parametersimageaffinematrixget() accepts only two parameters: \$type and \$options.\$type − The \$type parameter specifies the integer to IMG_AFFINE constants.IMG_AFFINE_TRANSLATEIMG_AFFINE_SCALEIMG_AFFINE_ROTATEIMG_AFFINE_SHEAR_HORIZONTALIMG_AFFINE_SHEAR_VERTICAL\$options − If ... Read More

## How to check antialias functions be used or not by using imageantialias() function in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:56:12

imageantialias() is an inbuilt function in PHP that is used to check whether antialias function is used or not. It activates the fast drawing anti-aliased methods for lines and wired polygons. It works only with true-color images and it doesn't support alpha components.Syntaxbool imageantialias(\$image, \$enabled)Parametersimageantialias() takes two parameters: \$image and ... Read More

## How to apply a 3×3 convolution matrix using imageconvolution() in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:52:32

imageconvolution() is an inbuilt function in PHP that is used to apply a 3×3 convolution matrix, using the coefficient and offset in the image.Syntaxbool imageconvolution ( \$image, \$matrix, \$div, \$offset)Parametersimageconvolution() takes four parameters: \$image, \$matrix, \$div, and \$offset.\$image − This parameter is used to create the size of the image ... Read More

## How to apply a gamma correction to a Graphics Draw (GD) image in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:48:58

imagegammacorrect() is an inbuilt function in PHP that is used to apply a gamma correction to a given Graphics Draw (GD) input image and an output gamma.Syntaxbool imagegammacorrect(resource \$image, float \$inputgamma, float \$outputgamma)Parametersimagegammacorrect() takes three different parameters: \$image, \$inputgamma and \$outputgamma.\$image − Specifies the image to be worked.\$inputgamma − Specifies ... Read More

## How to enable or disable interlace using imageinterlace() function in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:44:39

imageinterlace() is an inbuilt PHP function that is used to enable or disable interlace in an image. It is a method of encoding a bitmap image such that a person who has partially received it sees a degraded copy of the entire image.Interlacing an image lets users see portions of ... Read More

## How to set a single pixel using imagesetpixel() function in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:39:33

imagesetpixel() is an inbuilt function in PHP that is used to set a single pixel at the listed coordinate.Syntaxbool imagesetpixel(resource \$image, int \$x, int \$y, int \$color)Parametersimagesetpixel() accepts four parameters: \$image, \$x, \$y and \$color.\$image − Specifies the image resource to work on.\$x − Specifies the x-coordinate of the pixel.\$y ... Read More

## How to set the image thickness for line drawing using imgesetthickness() function in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:21:29

imagesetthickness() is an inbuilt function in PHP that is used to set the thickness for line drawing.Syntaxbool imagesetthickness(\$image, \$thickness)Parametersimagesetthickness() accepts two parameters− \$image and \$thickness.\$image − This parameter is returned by an image creation function such as imagecreatetruecolor(). It is used to create the size of an image.\$thickness − This ... Read More

## How to draw a string vertically using imagestringup() function in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:16:36

imagestringup() is an inbuilt function in PHP that is used to draw an image vertically.Syntaxbool imagestringup (\$image, \$font, \$x, \$y, \$string, \$color)Parametersimagestring() accepts six parameters: \$image, \$font, \$x, \$y, \$string, and \$color.\$image − The \$image parameter uses imagecreatetruecolor() function to create a blank image of given size.\$font − The \$font ... Read More

## How to draw a text string image horizontally by using imagestring() function in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:13:31

imagestring() is an inbuilt function in PHP that is used to draw a string horizontally.Syntaxbool imagestring(\$image, \$font, \$x, \$y, \$string, \$color)Parametersimagestring() accepts six different parameters − \$image, \$font, \$x, \$y, \$string, and \$color.\$image − The \$image parameter uses imagecreatetruecolor() function to create a blank image in the given size.\$font − ... Read More

## How to set the tile image for filling using imagesettile() function in PHP?

Urmila Samariya

Updated on 09-Aug-2021 13:10:16

imagesettle() is an inbuilt function in PHP that is used to set the tile image for filling. It sets the image to be used by all-region filling functions like imagefill() and imagefilledpolygon() when filling with a special color IMG_COLOR_TILED.We can say that a tile is an image that is used ... Read More