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Image Manipulation

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PHP+GD Progress Bar Demo

Hits: 46
*****
4.0

Adding Drop Shadows with PHP

Hits: 33
*****
0.0

Thumbnails in PHP

Hits: 32
*****
0.0
This demo shows how to create
This article tells you how to
This tutorial will teach you
Depending upon how it's done,
dynamic progress bar images
draw a rectangle and write
how you can add drop shadows
displaying a page of
using the PHP GD functions.
centered text on to an
dynamically to your images
thumbnail images can be very
 
existing PNG image using
using PHP's GD image
cumbersome. Allowing the
 
PHP's image manipulation
processing functions.
browser to resize images
 
functions.
 
requires the client browser
 
 
 
to download the entire,
 
 
 
full-size image, then
 
 
 
clumsily resize the image to
 
 
 
a specified size. This
 
 
 
causes the page to load very
 
 
 
slowly and creates
 
 
 
unavoidable distortion in
 
 
 
the resulting images. The
 
 
 
other option is to make
 
 
 
separate thumbnail images
 
 
 
for each individual image.
 
 
 
This is fine if you only
 
 
 
plan to display a few
 
 
 
images, but becomes
 
 
 
unrealistic on a large scale
 
 
 
or a site involving dynamic
 
 
 
images. Fortunately there
 
 
 
are ways around these
 
 
 
problems using the GD
 
 
 
library in PHP.


Date: Oct, 21 2003


Date: Dec, 10 2006


Date: Apr, 19 2005


Date: Apr, 19 2005
This tutorial will tell you
Many people have asked how I
This demo shows how to do
This article provides two
how to write text to a blank
have my forum sig change
resizing and overlays using
functions for converting
dynamically generated PNG
automatically. It changes
the PHP GD functions.
HTML color (like #AAED43) to
image in PHP. This is fairly
whenever a new tutorial is
 
three RGB values ($r = 170,
simple, so it is suitable
added to my site. You too
 
$g = 237, $b = 67) and
for beginners. The image
can promote your site this
 
converting RGB values to
functions require the GD
way. You can also use the
 
HTML color.
library to be installed.
techniques discussed here to
 
 
 
create any dynamic image.
 
 
 
The sky is the limit.
 
 


Date: Dec, 10 2006


Date: Aug, 19 2004


Date: Oct, 21 2003


Date: Nov, 06 2006
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