PDF 函数
PHP Manual

PDF_open_image

(PHP 4 >= 4.0.5, PECL pdflib >= 1.0.0)

PDF_open_imageUse image data [deprecated]

说明

int PDF_open_image ( resource $p , string $imagetype , string $source , string $data , int $length , int $width , int $height , int $components , int $bpc , string $params )

Uses image data from a variety of data sources.

This function is deprecated since PDFlib version 5, use virtual files and PDF_load_image() instead.


PDF 函数
PHP Manual