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ps_open_image
(PECL ps:1.1.0-1.3.5)
ps_open_image — Reads an image for later placement
Описание
int ps_open_image ( resource $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.
Список параметров
- 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
-
Возвращаемые значения
Returns identifier of image or zero in case of an error. The identifier is a positive number greater than 0.
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