int ps_open_image (resource psdoc, string type, string source, string data, int lenght, int width, int height, int components, int bpc, string params)
int ps_open_image
Reads an image which is already available in memory. The parameter source is currently not evaluated and assumed to be `memory'.
Returns identifier of image or zero in case of an error. The identifier is a positiv number greater 0.
ps_open_image_file(), ps_place_image(), ps_close_image()