# imagegd2

(PHP 4 >= 4.0.7, 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

`image`

  An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

`filename`

  The path to save the file to. If not set or `NULL`, the raw image stream will be outputted 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.

### ChangeLog

Version | Description
--- | ---
4.3.2 | `chunk_size` and `type` were added.

### See Also

- imagegd()