imagejpeg PHP GD Function

Creates and output an image to browser or saved into a file

Syntax:

bool imagejpeg ( resource $image [, string $filename [, int $quality ]] )

imagecopyresized PHP GD Function

Copy and resized the specific part of an image

Syntax:

bool imagecopyresized ( resource $dst_image , resource $src_image , int $dst_x , int $dst_y , int $src_x , int $src_y , int $dst_w , int $dst_h , int $src_w , int $src_h )

imagecreatefromjpeg PHP GD Function

Create a new image from a url or uploaded by file control

syntax:

resource imagecreatefromjpeg ( string $filename )

Argument Detail:

filename Path to the JPEG image.

Return Values :

imagecreatetruecolor PHP GD Function

The imagecreatetruecolor () function is used in PHP to create a new true color image using the GD Library.

resource imagecreatetruecolor ( int $width , int $height )

width
Image width for creating

height
Image height for creating