imagegd2
(PHP 4 >= 4.1.0, PHP 5)
imagegd2 -- Output GD2 image to browser or file
Description
bool
imagegd2 ( resource image [, string filename [, int chunk_size [, int type]]] )
Outputs a GD2 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.
chunk_size
type
Either IMG_GD2_RAW or
IMG_GD2_COMPRESSED. Default is
IMG_GD2_RAW.
Return Values
Returns TRUE on success or FALSE on failure.
Notes
Note: This function requires GD 2.0.1 or later (2.0.28 or later is recommended).
Note:
The GD2 format is commonly used to allow fast loading of parts of images.
Note that the GD2 format is only usable in GD2-compatible applications.