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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PECL ps >= 1.1.0)
ps_open_image — Reads an image for later placement
$psdoc
, string $type
, string $source
, string $data
, int $lenght
, int $width
, int $height
, int $components
, int $bpc
, string $params
)
Reads an image which is already available in memory. The parameter
source
is currently not evaluated and assumed to be
memory. The image data is a sequence of pixels starting
in th upper left corner and ending in the lower right corner. Each pixel
consists of components
color components, and each
component has bpc
bits.
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.
source
Not used.
data
The image data.
length
The length of the image data.
width
The width of the image.
height
The height of the image.
components
The number of components for each pixel. This can be 1 (gray scale images), 3 (rgb images), or 4 (cmyk, rgba images).
bpc
Number of bits per component (quite often 8).
params
Returns identifier of image or zero in case of an error. The identifier is a positive number greater than 0.