| PHP GD transparent png
Tutorial Details:
This example shows how to make transparent image in php gd.
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 PHP GD transparent png
<?php
$im = imagecreatetruecolor(55,
30);
$red = imagecolorallocate($im,
255, 0,
0);
$black = imagecolorallocate($im,
0, 0,
0...;Transparent
image created and saved successfully.");
?>
After
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PHP GD Library, PHP GD Tutorial
The PHP GD Library is one of the most used image-processing libraries used in the PHP programs. IT is one of the robust library to create GIF, JPG and PNG..., resize, crop image on the fly.
In this section you will learn PHP GD Library
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PHP GD get gd information
<?php
echo '<pre> ';
print_r(gd_info());
echo '</pre>...
Array
(
[GD Version] => bundled (2.0.34 compatible)
[FreeType Support... Support] => 1
[PNG Support] => 1
[WBMP Support] => 1
[XPM
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PNG and JPG
PNG and JPG hii,
When to use PNG or JPG in iPhone development?
PNG's are pixel perfect (non-lossy), and require very little extra CPU... for photos.
Use JPG's for photos and for anything large, and PNG's
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About PHP GD
What is PHP GD Library
GD: The GD graphics library is a developed by Thomas..., PHP,
Tcl, Lua, REXX, Ruby etc.
The GD library is used to create...' and wrappers are available for Perl, PHP and
other languages. GD can create images
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About PHP GD Arc
PHP GD arc Function
<?php
$img = imagecreate(200, 200);
$red = imagecolorallocate($img, 255, 0, 0);
$black = imagecolorallocate($img, 0, 0, 0); ...: image/png");
imagepng($img);
imagedestroy($img);
?>
After running
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PHP GD image set pixel
<?php
$x = 200;
$y = 200;
$gd = imagecreatetruecolor($x,
$y...'])
/ 2;
}
header('Content-Type:
image/png');
imagepng($gd);
?>
After...; 190);
$red = imagecolorallocate($gd,
255, 255,
255);
for ($i
= 0;
$i
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PHP GD bold text
<?php
header('Content-type:
image/png');
$image = imagecreatetruecolor(400,
30);
$red = imagecolorallocate($image,
255, 0,
0);
$grey = imagecolorallocate($image,
128, 128,
128);
$black = imagecolorallocate($image
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PHP GD draw text
<?php
header('Content-type:
image/png');
$im = imagecreatetruecolor(400,
30);
$white = imagecolorallocate($im,
255, 255,
255);
$grey = imagecolorallocate($im,
128, 128,
128);
$black = imagecolorallocate($im,
0, 0
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PHP GD imagettftext
<?php
header('Content-type:
image/png');
$im = imagecreatetruecolor(400,
30);
$white = imagecolorallocate($im,
255, 255,
255);
$grey = imagecolorallocate($im,
128, 128,
128);
$black = imagecolorallocate($im,
0, 0
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PHP GD imagettfbox
<?php
$im = imagecreatetruecolor(300,
150);
$black...';
$bbox = imagettfbbox(10,
45, $font,
'PHP version ' .
phpversion...,
$black, $font,
'PHP version ' .
phpversion());
$bbox = imagettfbbox(10
|
php gd blur
<?php
$image = imagecreatetruecolor(225,225);
imagestring($image,
10, 20,
16, 'Roseindia',
0x00ff00);
$gaussian = array(array(1.0,
2.0, 1.0...);
header('Content-Type:
image/png');
imagepng($image,
null, 9);
?>
After
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PHP GD Gradient Fill
<?php
$image = ImageCreate(200, 200);
for($i=0; $i<255; $i++) {
$background_color = ImageColorAllocate($image, $i, $i, $i...);
header('Content-type: image/png');
ImagePNG($image);
imagedestroy($image
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Php gd hello world
<?php
ini_set("display_errors",
"1");
error_reporting(E_ALL);
header('content-type:
image/png');
$image = imagecreatetruecolor(300,
300);
$dark_grey = imagecolorallocate($image,
102, 102,
102
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PHP GD Get System IP
<?php
$image = imagecreatetruecolor(150,70);
$ip = "$_SERVER[REMOTE_ADDR]";
imagestring($image,
10, 20,
36, $ip,
0x00ff00);
header('Content-Type:
image/png');
imagepng($image,
null, 9);
?>
After
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PHP GD Pie Chart
<?php
$image = imagecreatetruecolor(300,
300);
$white = imagecolorallocate($image,
0xFF, 0xFF,
0xFF);
$gray = imagecolorallocate($image,
0xC0...,
200, 100,
75, 360
, $red,
IMG_ARC_PIE);
header('Content-type:
image/png
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PHP GD image Character up
<?php
$im = imagecreate(120,
120);
$string = 'This
is the text.';
$bg = imagecolorallocate($im,
255, 0,
0);
$black = imagecolorallocate...('Content-type:
image/png');
imagepng($im);
?>
After running the program you
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php gd image create from string
<?php
$String = 'iVBORw0KGgoAAAANSUhEUgAAABwAAAASCAMAAAB/2U7WAAAABl'
. 'BMVEUAAAD///+l2Z/dAAAASUlEQVR4XqWQUQoAIAxC2/0vXZDr...($String);
if ($image
!== false)
{
header('Content-Type:
image/png
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PHP GD captcha
<?php
session_start();
class CaptchaSecurityImages {
var $font
= 'C:/WINNT/Fonts/arial.ttf';
function generateCode($characters)
{
$possible...
initialize new GD image stream');
$background_color =
imagecolorallocate($image
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PHP GD imagesy
<?php
$img = imagecreatetruecolor(300,
200);
echo imagesy($img);
?>
After running the program you will get the following output
OUTPUT:200
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PHP GD imagesx
<?php
$img = imagecreatetruecolor(300,
200);
echo imagesx($img);
?>
After running the program you will get the following output
OUTPUT :300
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PHP GD crop image
<?php
$src = imagecreatefromjpeg('image1.jpg');
$dest = imagecreatetruecolor(80,
40);
imagecopy($dest,
$src, 0,
0, 20,
13, 80,
40);
header('Content-Type:
image/jpeg');
imagegif($dest);
imagedestroy($dest
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PHP GD Hue an Image
<?php
$im = imagecreatefromJPEG('images.jpg');
echo 'Hue white&
black:' . imagecolorclosesthwb($im,
116, 115,
152);
imagedestroy($im);
?>
After running the program you will get the following output
OUTPUT:Hue
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PHP GD rotate image
<?php
$image = 'images.jpg';
$degrees = 180;
header('Content-type:
image/jpeg') ;
$source = imagecreatefromjpeg($image)
;
$rotate = imagerotate($source,
$degrees, 0)
;
imagejpeg($rotate)
;
?>
After running
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PHP GD font size
<?php
header ("Content-type:
image/png");
$handle = ImageCreate (130,
50) or die
("Cannot Create
image");
$bg_color = ImageColorAllocate ($handle,
255, 0,
0);
$txt_color = ImageColorAllocate
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PHP GD filters
<?php
try{
if(!$image=imagecreatefromjpeg('images.jpg')){
throw new Exception('Error
creating image');
}
if(!imagefilter($image,IMG_FILTER_COLORIZE,255,0,0)){
throw new Exception("
Can't filter image");
}
header
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PHP GD fill image
<?php
$im = imagecreatetruecolor(55,
30);
$white = imagecolorallocate($im,
255, 255,
255);
imagefilledrectangle($im,
4, 4,
50, 25,
$white);
imagejpeg($im,
'imagefilledrectangle.jpg');
echo("Image
filled
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PHP GD Merge Image
<?php
$backgroundSource = "merge.jpg";
$feedBurnerStatsSource = "images.jpg";
$outputImage = imagecreatefromjpeg($backgroundSource);
$feedBurnerStats = imagecreatefromjpeg($feedBurnerStatsSource
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PHP GD image convolution
<?php
$image = imagecreatefromjpeg('images.jpg');
$emboss = array(array(2,
0, 0),
array(0,
-1, 0),
array(0,
0, -1));
imageconvolution($image,
$emboss, 1,
127);
header('Content-Type:
image/jpeg');
imagejpeg($image
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PHP GD image filter
<?php
$logo1 = imagecreatefromjpeg('images.jpg');
$logo2 = imagecreatefromjpeg('images.jpg');
$output = imagecreatetruecolor(imagesx($logo1)
* 2, imagesy($logo1));
imagefilter($logo1,
IMG_FILTER_PIXELATE, 3);
imagefilter
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PHP GD circle
<?php
$text =
"RoseindiaRoseindiaRoseindiaRoseindiaRoseindia
";
$image =
imagecreatetruecolor(400,400);
$white =
imagecolorallocate($image,255,255,255);
imagefill($image,0,0,$white);
$red =
imagecolorallocate
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PHP GD Draw Rectangle
<?php
header("Content-type:
image/jpeg");
$width = 350;
$height = 360;
$im = ImageCreateTrueColor($width,
$height);
ImageAntiAlias($im,
true);
$white = ImageColorAllocate($im,
255, 255,
255
|
PHP GD graphics
<?php
$img = imagecreate(250,80);
$black = imagecolorallocate($img,
0, 0,
0);
$white = imagecolorallocate($img,
255, 255,
255);
$red = imagecolorallocate($img,
255, 0,
0);
$green = imagecolorallocate($img,
0, 255
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PHP GD Grayscale
<?php
$file = 'images.jpg';
header('Content-type:
image/jpeg');
list($width,
$height) =
getimagesize($file);
$source = imagecreatefromjpeg($file);
$bwimage= imagecreate($width,
$height);
for ($c=0;$c<256;$c
|
PHP GD watermark an Image
<?php
ini_set("display_errors",
"1");
error_reporting(E_ALL);
$image_src = 'images.jpg';
$watermark_src = 'watermark.jpg';
$opacity = 30;
$padding = 20;
$image = imagecreatefromjpeg($image_src
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PHP GD art
<?php
$width=200;
$height=200;
Header("Content-type:
image/jpeg");
$im =
imagecreate($width,$height);
$white=ImageColorAllocate($im,255,255,255);
$blue=ImageColorAllocate($im,1,18,250);
$red=ImageColorAllocate
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PHP GD line graph
<?php
header("Content-type:
image/png");
$arrval = array(12,123,21,32,77,85,166,176,163,121);
$height = 260;
$width = 330;
$im = imagecreate($width,$height);
$white = imagecolorallocate($im,255,255,255
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PHP GD add text to image
PHP GD Add Text to Image Example
<?php
header ("Content-type:
image/jpeg");
$string = "This
is my text";
$font = 4;
$width = imagefontwidth($font)
* strlen($string) ;
$height = imagefontheight
|
PHP GD Create Thumbnail
<?php
$i =
new imagethumbnail();
$i->open("index.jpg");
$i->setX(100);
header("Content-type:
image/jpeg;");
$i->imagejpeg();
class imagethumbnail
{
var $filename;
var $x;
var $y;
var $image
|
PHP GD Punch
<?php
$image =
imagecreatefromjpeg("images.jpg");
$displacement =
displacement($image);
$image =
imagedisplace($image,$displacement);
header("Content-type:
image/jpeg");
imagejpeg($image);
imagedestroy
|
PHP GD imagesetbrush() Function
<?php
$php =
imagecreatefromjpeg('im.jpg');
$im...);
imagefilledrectangle($im,
0, 0,
299, 99,
$white);
imagesetbrush($im,
$php);
imageline...');
imagejpeg($im);
imagedestroy($im);
imagedestroy($php);
?>
After
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PHP GD Captcha Refersh
index.php
<?php
session_start();
if(isset($_POST['submit_x'])
&...;title>Captcha</title>
</head>
<body>
<?php...;<?php
echo $_SERVER['PHP_SELF'];
?>" method="post"
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How to implement Captcha in PHP Form using GD Library
How to implement Captcha in PHP Form using GD Library Hi,
How to show Captcha in PHP Form. So, please suggest any online reference so that i will try myself.
Thanks
|
php gd Wbmp
<?php
$im = imagecreatetruecolor(120,
20);
$text_color = imagecolorallocate($im,
225, 0,
0);
imagestring($im,
1, 5,
5, 'Roseindia',
$text_color);
imagewbmp($im,
'simpletext.wbmp');
echo "Wbmp file
created
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php gd background color
<?php
header("Content-type:
image/png");
$width = 350;
$height = 360;
$im =
ImageCreateTrueColor($width,
$height);
$red = ImageColorAllocate($im,
255, 0,
0);
ImageFillToBorder($im,
0, 0,
$red, $red
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PHP GD copy of image
<?php
$src = imagecreatefromjpeg('images.jpg');
$dest = imagecreatetruecolor(80,
40);
imagecopy($dest,
$src, 0,
0, 20,
13, 80,
40);
header('Content-Type:
image/jpeg');
imagejpeg($dest);
imagedestroy($dest
|
PHP GD xpm
<?php
if(!(imagetypes() & IMG_XPM))
{
die('Support
for xpm was not found!');
}
$xpm = imagecreatefromxpm('./example.xpm');
imagejpeg($im,
'./example.jpg', 100);
imagedestroy($im);
?>
After running the program
|
PHP GD Colorization of image
<?php
$im = imagecreatefromjpeg('images.jpg');
if($im
&& imagefilter($im,
IMG_FILTER_COLORIZE, 0,
255, 0))
{
echo 'Image
successfully shaded green.';
imagejpeg($im,
'images.jpg');
imagedestroy($im);
}
else
|
PHP GD draw line
<?php
header ("Content-type:
image/jpeg");
$handle = ImageCreate (130,
50) or die
("Cannot Create
image");
$bg_color = ImageColorAllocate ($handle,
255, 0,
0);
$txt_color = ImageColorAllocate
|
PHP GD dashed line
<?php
header("Content-type:
image/png");
$width =
350;
$height =
360;
$im = ImageCreateTrueColor($width,
$height);
ImageAntiAlias($im,
true);
$white = ImageColorAllocate($im,
255, 255,
255
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