imagegd
(PHP 4 >= 4.1.0, PHP 5)
imagegd -- Output GD image to browser or file
Description
bool
imagegd ( resource image [, string filename] )
Outputs a GD image to the given filename.
Parameters
imageAn image resource, returned by one of the image creation functions,
such as imagecreatetruecolor().
filename
The path to the saved file. If not set or NULL, the raw image stream
will be outputed directly.
Return Values
Returns TRUE on success or FALSE on failure.
Notes
Note:
The GD format is commonly used to allow fast loading of parts of images.
Note that the GD format is only usable in GD-compatible applications.