PHP Manual
PS 函数
Opens image from file

ps_open_image_file

(PECL ps >= 1.1.0)

ps_open_image_file — Opens image from file

说明

ps_open_image_file ( resource $psdoc , string $type , string $filename [, string $stringparam [, int $intparam = 0 ]] ) : int

Loads an image for later use.

参数

psdoc: Resource identifier of the postscript file as returned by ps_new().
type: The type of the image. Possible values are png, jpeg, or eps.
filename: The name of the file containing the image data.
stringparam: Not used.
intparam: Not used.

返回值

Returns identifier of image or zero in case of an error. The identifier is a positive number greater than 0.

参见

ps_open_image() - Reads an image for later placement
ps_place_image() - Places image on the page
ps_close_image() - Closes image and frees memory

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