php是一个嵌套的缩写名称,指的是英文超级文本预处理语言(php:Hypertext Preprocessor)的缩写,它的语法混合了C、Java、Perl以及php自创新的语法,主要用来做网站开发,许多小型网站都用php开发,因为php是开源的,从而使得php经久不衰。
$pdf_file = './pdf/demo.pdf';
$save_to = './jpg/demo.jpg';
//make sure that apache has permissions to write in this folder!
//(common problem)
//execute ImageMagick command 'convert' and convert PDF
//to JPG with applied settings
exec('convert "'.$pdf_file.'" -colorspace RGB -resize 800 "'.$save_to.'"', $output, $return_var);
if($return_var == 0) {
//if exec successfuly converted pdf to jpg
print "Conversion OK";
}
else print "Conversion failed.".$output;