ps_open_image

(PECL ps >= 1.1.0)

ps_open_image — Reads an image for later placement

说明

ps_open_image(
    resource $psdoc,
    string $type,
    string $source,
    string $data,
    int $lenght,
    int $width,
    int $height,
    int $components,
    int $bpc,
    string $params
): int

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.

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.
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

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_file() - Opens image from file
ps_place_image() - Places image on the page
ps_close_image() - Closes image and frees memory

add a note

User Contributed Notes

There are no user contributed notes for this page.

官方地址：https://www.php.net/manual/en/function.ps-open-image.php

有任何技术问题请点击这里网站运营推广招聘

IT PHP 编程语言 Linux 开发编程科技 Elasticsearch HTML/CSS/XML 网络 JAVA NoSQL 数据库面试 C/C++ Golang Git 算法操作系统正则表达式 Redis 互联网 MySql JavaScript 运维软件国际架构设计 Mac OS TCP/IP Excel Vim Windows Socket Oracle VR MongoDB Python 运营 MemCache 商业硬件电子娱乐设计 nginx 摄影游戏 WordPress HTTP 团建数码电器

php7 安装fileinfo扩展 preg_split — 通过一个正则表达式分隔字符串 php位值,解决 PHP 中 usort 在值相同时改变原始位置的问题 [PHP] inet_pton/inet_ntop IP地址转换函数 array_multisort() 多字段排序 PHPMailer设置utf8 PHPMailer字符集CharSet ADORecordSet对象 adodb手册 PHP 8.1 [鸟哥]PHP_INT_MIN 和 -9223372036854775808 opcache预加载 Composer的Packagist资源 mysql面试题 [鸟哥]PHP FFI详解 - 一种全新的PHP扩展方式 PHP7添加redis扩展 PHP获取指定函数定义在哪个文件中及行号 PHP mkdir()写出来的权限与mode值不符合 adodb连接mysql多个数据库的问题利用PHP SOAP实现WEB SERVICE PHPstorm 里面Terminal 不能使用 esc键吗退出编辑模式吗

略微加速

PHP官方手册 - 互联网笔记

ps_open_image

说明

参数

返回值

参见

User Contributed Notes